hevc: remove HEVCContext usage from hevc_ps

Factor out the parameter sets into a separate struct and use it instead.

This will allow us to reuse this code in the parser.

8 files changed, 495 insertions, 484 deletions

diff --git a/libavcodec/hevc.c b/libavcodec/hevc.c
index 88198fca8c..9b1cd66495 100644
--- a/libavcodec/hevc.c
+++ b/libavcodec/hevc.c
@@ -252,7 +252,7 @@ static void pred_weight_table(HEVCContext *s, GetBitContext *gb)
     uint8_t chroma_weight_l1_flag[16];
 
     s->sh.luma_log2_weight_denom = av_clip(get_ue_golomb_long(gb), 0, 7);
-    if (s->sps->chroma_format_idc != 0) {
+    if (s->ps.sps->chroma_format_idc != 0) {
         int delta = get_se_golomb(gb);
         s->sh.chroma_log2_weight_denom = av_clip(s->sh.luma_log2_weight_denom + delta, 0, 7);
     }
@@ -264,7 +264,7 @@ static void pred_weight_table(HEVCContext *s, GetBitContext *gb)
             s->sh.luma_offset_l0[i] = 0;
         }
     }
-    if (s->sps->chroma_format_idc != 0) { // FIXME: invert "if" and "for"
+    if (s->ps.sps->chroma_format_idc != 0) { // FIXME: invert "if" and "for"
         for (i = 0; i < s->sh.nb_refs[L0]; i++)
             chroma_weight_l0_flag[i] = get_bits1(gb);
     } else {
@@ -300,7 +300,7 @@ static void pred_weight_table(HEVCContext *s, GetBitContext *gb)
                 s->sh.luma_offset_l1[i] = 0;
             }
         }
-        if (s->sps->chroma_format_idc != 0) {
+        if (s->ps.sps->chroma_format_idc != 0) {
             for (i = 0; i < s->sh.nb_refs[L1]; i++)
                 chroma_weight_l1_flag[i] = get_bits1(gb);
         } else {
@@ -333,7 +333,7 @@ static void pred_weight_table(HEVCContext *s, GetBitContext *gb)
 
 static int decode_lt_rps(HEVCContext *s, LongTermRPS *rps, GetBitContext *gb)
 {
-    const HEVCSPS *sps = s->sps;
+    const HEVCSPS *sps = s->ps.sps;
     int max_poc_lsb    = 1 << sps->log2_max_poc_lsb;
     int prev_delta_msb = 0;
     unsigned int nb_sps = 0, nb_sh;
@@ -386,7 +386,7 @@ static int decode_lt_rps(HEVCContext *s, LongTermRPS *rps, GetBitContext *gb)
 static void export_stream_params(AVCodecContext *avctx,
                                  const HEVCContext *s, const HEVCSPS *sps)
 {
-    const HEVCVPS *vps = (const HEVCVPS*)s->vps_list[sps->vps_id]->data;
+    const HEVCVPS *vps = (const HEVCVPS*)s->ps.vps_list[sps->vps_id]->data;
     unsigned int num = 0, den = 0;
 
     avctx->pix_fmt             = sps->pix_fmt;
@@ -471,14 +471,14 @@ static int set_sps(HEVCContext *s, const HEVCSPS *sps)
         s->frame = s->tmp_frame;
     }
 
-    s->sps = sps;
-    s->vps = (HEVCVPS*) s->vps_list[s->sps->vps_id]->data;
+    s->ps.sps = sps;
+    s->ps.vps = (HEVCVPS*) s->ps.vps_list[s->ps.sps->vps_id]->data;
 
     return 0;
 
 fail:
     pic_arrays_free(s);
-    s->sps = NULL;
+    s->ps.sps = NULL;
     return ret;
 }
 
@@ -500,22 +500,22 @@ static int hls_slice_header(HEVCContext *s)
         sh->no_output_of_prior_pics_flag = get_bits1(gb);
 
     sh->pps_id = get_ue_golomb_long(gb);
-    if (sh->pps_id >= MAX_PPS_COUNT || !s->pps_list[sh->pps_id]) {
+    if (sh->pps_id >= MAX_PPS_COUNT || !s->ps.pps_list[sh->pps_id]) {
         av_log(s->avctx, AV_LOG_ERROR, "PPS id out of range: %d\n", sh->pps_id);
         return AVERROR_INVALIDDATA;
     }
     if (!sh->first_slice_in_pic_flag &&
-        s->pps != (HEVCPPS*)s->pps_list[sh->pps_id]->data) {
+        s->ps.pps != (HEVCPPS*)s->ps.pps_list[sh->pps_id]->data) {
         av_log(s->avctx, AV_LOG_ERROR, "PPS changed between slices.\n");
         return AVERROR_INVALIDDATA;
     }
-    s->pps = (HEVCPPS*)s->pps_list[sh->pps_id]->data;
+    s->ps.pps = (HEVCPPS*)s->ps.pps_list[sh->pps_id]->data;
 
-    if (s->sps != (HEVCSPS*)s->sps_list[s->pps->sps_id]->data) {
-        s->sps = (HEVCSPS*)s->sps_list[s->pps->sps_id]->data;
+    if (s->ps.sps != (HEVCSPS*)s->ps.sps_list[s->ps.pps->sps_id]->data) {
+        s->ps.sps = (HEVCSPS*)s->ps.sps_list[s->ps.pps->sps_id]->data;
 
         ff_hevc_clear_refs(s);
-        ret = set_sps(s, s->sps);
+        ret = set_sps(s, s->ps.sps);
         if (ret < 0)
             return ret;
 
@@ -527,13 +527,13 @@ static int hls_slice_header(HEVCContext *s)
     if (!sh->first_slice_in_pic_flag) {
         int slice_address_length;
 
-        if (s->pps->dependent_slice_segments_enabled_flag)
+        if (s->ps.pps->dependent_slice_segments_enabled_flag)
             sh->dependent_slice_segment_flag = get_bits1(gb);
 
-        slice_address_length = av_ceil_log2(s->sps->ctb_width *
-                                            s->sps->ctb_height);
+        slice_address_length = av_ceil_log2(s->ps.sps->ctb_width *
+                                            s->ps.sps->ctb_height);
         sh->slice_segment_addr = slice_address_length ? get_bits(gb, slice_address_length) : 0;
-        if (sh->slice_segment_addr >= s->sps->ctb_width * s->sps->ctb_height) {
+        if (sh->slice_segment_addr >= s->ps.sps->ctb_width * s->ps.sps->ctb_height) {
             av_log(s->avctx, AV_LOG_ERROR,
                    "Invalid slice segment address: %u.\n",
                    sh->slice_segment_addr);
@@ -553,7 +553,7 @@ static int hls_slice_header(HEVCContext *s)
     if (!sh->dependent_slice_segment_flag) {
         s->slice_initialized = 0;
 
-        for (i = 0; i < s->pps->num_extra_slice_header_bits; i++)
+        for (i = 0; i < s->ps.pps->num_extra_slice_header_bits; i++)
             skip_bits(gb, 1);  // slice_reserved_undetermined_flag[]
 
         sh->slice_type = get_ue_golomb_long(gb);
@@ -571,16 +571,16 @@ static int hls_slice_header(HEVCContext *s)
 
         // when flag is not present, picture is inferred to be output
         sh->pic_output_flag = 1;
-        if (s->pps->output_flag_present_flag)
+        if (s->ps.pps->output_flag_present_flag)
             sh->pic_output_flag = get_bits1(gb);
 
-        if (s->sps->separate_colour_plane_flag)
+        if (s->ps.sps->separate_colour_plane_flag)
             sh->colour_plane_id = get_bits(gb, 2);
 
         if (!IS_IDR(s)) {
             int poc;
 
-            sh->pic_order_cnt_lsb = get_bits(gb, s->sps->log2_max_poc_lsb);
+            sh->pic_order_cnt_lsb = get_bits(gb, s->ps.sps->log2_max_poc_lsb);
             poc = ff_hevc_compute_poc(s, sh->pic_order_cnt_lsb);
             if (!sh->first_slice_in_pic_flag && poc != s->poc) {
                 av_log(s->avctx, AV_LOG_WARNING,
@@ -594,7 +594,7 @@ static int hls_slice_header(HEVCContext *s)
             sh->short_term_ref_pic_set_sps_flag = get_bits1(gb);
             if (!sh->short_term_ref_pic_set_sps_flag) {
                 int pos = get_bits_left(gb);
-                ret = ff_hevc_decode_short_term_rps(gb, s->avctx, &sh->slice_rps, s->sps, 1);
+                ret = ff_hevc_decode_short_term_rps(gb, s->avctx, &sh->slice_rps, s->ps.sps, 1);
                 if (ret < 0)
                     return ret;
 
@@ -603,14 +603,14 @@ static int hls_slice_header(HEVCContext *s)
             } else {
                 int numbits, rps_idx;
 
-                if (!s->sps->nb_st_rps) {
+                if (!s->ps.sps->nb_st_rps) {
                     av_log(s->avctx, AV_LOG_ERROR, "No ref lists in the SPS.\n");
                     return AVERROR_INVALIDDATA;
                 }
 
-                numbits = av_ceil_log2(s->sps->nb_st_rps);
+                numbits = av_ceil_log2(s->ps.sps->nb_st_rps);
                 rps_idx = numbits > 0 ? get_bits(gb, numbits) : 0;
-                sh->short_term_rps = &s->sps->st_rps[rps_idx];
+                sh->short_term_rps = &s->ps.sps->st_rps[rps_idx];
             }
 
             ret = decode_lt_rps(s, &sh->long_term_rps, gb);
@@ -620,7 +620,7 @@ static int hls_slice_header(HEVCContext *s)
                     return AVERROR_INVALIDDATA;
             }
 
-            if (s->sps->sps_temporal_mvp_enabled_flag)
+            if (s->ps.sps->sps_temporal_mvp_enabled_flag)
                 sh->slice_temporal_mvp_enabled_flag = get_bits1(gb);
             else
                 sh->slice_temporal_mvp_enabled_flag = 0;
@@ -640,7 +640,7 @@ static int hls_slice_header(HEVCContext *s)
             s->nal_unit_type != NAL_RASL_R)
             s->pocTid0 = s->poc;
 
-        if (s->sps->sao_enabled) {
+        if (s->ps.sps->sao_enabled) {
             sh->slice_sample_adaptive_offset_flag[0] = get_bits1(gb);
             sh->slice_sample_adaptive_offset_flag[1] =
             sh->slice_sample_adaptive_offset_flag[2] = get_bits1(gb);
@@ -654,9 +654,9 @@ static int hls_slice_header(HEVCContext *s)
         if (sh->slice_type == P_SLICE || sh->slice_type == B_SLICE) {
             int nb_refs;
 
-            sh->nb_refs[L0] = s->pps->num_ref_idx_l0_default_active;
+            sh->nb_refs[L0] = s->ps.pps->num_ref_idx_l0_default_active;
             if (sh->slice_type == B_SLICE)
-                sh->nb_refs[L1] = s->pps->num_ref_idx_l1_default_active;
+                sh->nb_refs[L1] = s->ps.pps->num_ref_idx_l1_default_active;
 
             if (get_bits1(gb)) { // num_ref_idx_active_override_flag
                 sh->nb_refs[L0] = get_ue_golomb_long(gb) + 1;
@@ -677,7 +677,7 @@ static int hls_slice_header(HEVCContext *s)
                 return AVERROR_INVALIDDATA;
             }
 
-            if (s->pps->lists_modification_present_flag && nb_refs > 1) {
+            if (s->ps.pps->lists_modification_present_flag && nb_refs > 1) {
                 sh->rpl_modification_flag[0] = get_bits1(gb);
                 if (sh->rpl_modification_flag[0]) {
                     for (i = 0; i < sh->nb_refs[L0]; i++)
@@ -695,7 +695,7 @@ static int hls_slice_header(HEVCContext *s)
             if (sh->slice_type == B_SLICE)
                 sh->mvd_l1_zero_flag = get_bits1(gb);
 
-            if (s->pps->cabac_init_present_flag)
+            if (s->ps.pps->cabac_init_present_flag)
                 sh->cabac_init_flag = get_bits1(gb);
             else
                 sh->cabac_init_flag = 0;
@@ -717,8 +717,8 @@ static int hls_slice_header(HEVCContext *s)
                 }
             }
 
-            if ((s->pps->weighted_pred_flag   && sh->slice_type == P_SLICE) ||
-                (s->pps->weighted_bipred_flag && sh->slice_type == B_SLICE)) {
+            if ((s->ps.pps->weighted_pred_flag   && sh->slice_type == P_SLICE) ||
+                (s->ps.pps->weighted_bipred_flag && sh->slice_type == B_SLICE)) {
                 pred_weight_table(s, gb);
             }
 
@@ -733,7 +733,7 @@ static int hls_slice_header(HEVCContext *s)
 
         sh->slice_qp_delta = get_se_golomb(gb);
 
-        if (s->pps->pic_slice_level_chroma_qp_offsets_present_flag) {
+        if (s->ps.pps->pic_slice_level_chroma_qp_offsets_present_flag) {
             sh->slice_cb_qp_offset = get_se_golomb(gb);
             sh->slice_cr_qp_offset = get_se_golomb(gb);
         } else {
@@ -741,10 +741,10 @@ static int hls_slice_header(HEVCContext *s)
             sh->slice_cr_qp_offset = 0;
         }
 
-        if (s->pps->deblocking_filter_control_present_flag) {
+        if (s->ps.pps->deblocking_filter_control_present_flag) {
             int deblocking_filter_override_flag = 0;
 
-            if (s->pps->deblocking_filter_override_enabled_flag)
+            if (s->ps.pps->deblocking_filter_override_enabled_flag)
                 deblocking_filter_override_flag = get_bits1(gb);
 
             if (deblocking_filter_override_flag) {
@@ -754,9 +754,9 @@ static int hls_slice_header(HEVCContext *s)
                     sh->tc_offset   = get_se_golomb(gb) * 2;
                 }
             } else {
-                sh->disable_deblocking_filter_flag = s->pps->disable_dbf;
-                sh->beta_offset                    = s->pps->beta_offset;
-                sh->tc_offset                      = s->pps->tc_offset;
+                sh->disable_deblocking_filter_flag = s->ps.pps->disable_dbf;
+                sh->beta_offset                    = s->ps.pps->beta_offset;
+                sh->tc_offset                      = s->ps.pps->tc_offset;
             }
         } else {
             sh->disable_deblocking_filter_flag = 0;
@@ -764,13 +764,13 @@ static int hls_slice_header(HEVCContext *s)
             sh->tc_offset                      = 0;
         }
 
-        if (s->pps->seq_loop_filter_across_slices_enabled_flag &&
+        if (s->ps.pps->seq_loop_filter_across_slices_enabled_flag &&
             (sh->slice_sample_adaptive_offset_flag[0] ||
              sh->slice_sample_adaptive_offset_flag[1] ||
              !sh->disable_deblocking_filter_flag)) {
             sh->slice_loop_filter_across_slices_enabled_flag = get_bits1(gb);
         } else {
-            sh->slice_loop_filter_across_slices_enabled_flag = s->pps->seq_loop_filter_across_slices_enabled_flag;
+            sh->slice_loop_filter_across_slices_enabled_flag = s->ps.pps->seq_loop_filter_across_slices_enabled_flag;
         }
     } else if (!s->slice_initialized) {
         av_log(s->avctx, AV_LOG_ERROR, "Independent slice segment missing.\n");
@@ -778,7 +778,7 @@ static int hls_slice_header(HEVCContext *s)
     }
 
     sh->num_entry_point_offsets = 0;
-    if (s->pps->tiles_enabled_flag || s->pps->entropy_coding_sync_enabled_flag) {
+    if (s->ps.pps->tiles_enabled_flag || s->ps.pps->entropy_coding_sync_enabled_flag) {
         sh->num_entry_point_offsets = get_ue_golomb_long(gb);
         if (sh->num_entry_point_offsets > 0) {
             int offset_len = get_ue_golomb_long(gb) + 1;
@@ -788,21 +788,21 @@ static int hls_slice_header(HEVCContext *s)
         }
     }
 
-    if (s->pps->slice_header_extension_present_flag) {
+    if (s->ps.pps->slice_header_extension_present_flag) {
         unsigned int length = get_ue_golomb_long(gb);
         for (i = 0; i < length; i++)
             skip_bits(gb, 8);  // slice_header_extension_data_byte
     }
 
     // Inferred parameters
-    sh->slice_qp = 26 + s->pps->pic_init_qp_minus26 + sh->slice_qp_delta;
+    sh->slice_qp = 26 + s->ps.pps->pic_init_qp_minus26 + sh->slice_qp_delta;
     if (sh->slice_qp > 51 ||
-        sh->slice_qp < -s->sps->qp_bd_offset) {
+        sh->slice_qp < -s->ps.sps->qp_bd_offset) {
         av_log(s->avctx, AV_LOG_ERROR,
                "The slice_qp %d is outside the valid range "
                "[%d, 51].\n",
                sh->slice_qp,
-               -s->sps->qp_bd_offset);
+               -s->ps.sps->qp_bd_offset);
         return AVERROR_INVALIDDATA;
     }
 
@@ -815,16 +815,16 @@ static int hls_slice_header(HEVCContext *s)
 
     s->HEVClc.first_qp_group = !s->sh.dependent_slice_segment_flag;
 
-    if (!s->pps->cu_qp_delta_enabled_flag)
-        s->HEVClc.qp_y = FFUMOD(s->sh.slice_qp + 52 + 2 * s->sps->qp_bd_offset,
-                                52 + s->sps->qp_bd_offset) - s->sps->qp_bd_offset;
+    if (!s->ps.pps->cu_qp_delta_enabled_flag)
+        s->HEVClc.qp_y = FFUMOD(s->sh.slice_qp + 52 + 2 * s->ps.sps->qp_bd_offset,
+                                52 + s->ps.sps->qp_bd_offset) - s->ps.sps->qp_bd_offset;
 
     s->slice_initialized = 1;
 
     return 0;
 }
 
-#define CTB(tab, x, y) ((tab)[(y) * s->sps->ctb_width + (x)])
+#define CTB(tab, x, y) ((tab)[(y) * s->ps.sps->ctb_width + (x)])
 
 #define SET_SAO(elem, value)                            \
 do {                                                    \
@@ -843,7 +843,7 @@ static void hls_sao_param(HEVCContext *s, int rx, int ry)
     HEVCLocalContext *lc    = &s->HEVClc;
     int sao_merge_left_flag = 0;
     int sao_merge_up_flag   = 0;
-    int shift               = s->sps->bit_depth - FFMIN(s->sps->bit_depth, 10);
+    int shift               = s->ps.sps->bit_depth - FFMIN(s->ps.sps->bit_depth, 10);
     SAOParams *sao          = &CTB(s->sao, rx, ry);
     int c_idx, i;
 
@@ -933,10 +933,10 @@ static void hls_residual_coding(HEVCContext *s, int x0, int y0,
     const uint8_t *scan_x_cg, *scan_y_cg, *scan_x_off, *scan_y_off;
 
     ptrdiff_t stride = s->frame->linesize[c_idx];
-    int hshift       = s->sps->hshift[c_idx];
-    int vshift       = s->sps->vshift[c_idx];
+    int hshift       = s->ps.sps->hshift[c_idx];
+    int vshift       = s->ps.sps->vshift[c_idx];
     uint8_t *dst     = &s->frame->data[c_idx][(y0 >> vshift) * stride +
-                                              ((x0 >> hshift) << s->sps->pixel_shift)];
+                                              ((x0 >> hshift) << s->ps.sps->pixel_shift)];
     DECLARE_ALIGNED(16, int16_t, coeffs[MAX_TB_SIZE * MAX_TB_SIZE]) = { 0 };
     DECLARE_ALIGNED(8, uint8_t, significant_coeff_group_flag[8][8]) = { { 0 } };
 
@@ -966,16 +966,16 @@ static void hls_residual_coding(HEVCContext *s, int x0, int y0,
         int qp_y = lc->qp_y;
 
         if (c_idx == 0) {
-            qp = qp_y + s->sps->qp_bd_offset;
+            qp = qp_y + s->ps.sps->qp_bd_offset;
         } else {
             int qp_i, offset;
 
             if (c_idx == 1)
-                offset = s->pps->cb_qp_offset + s->sh.slice_cb_qp_offset;
+                offset = s->ps.pps->cb_qp_offset + s->sh.slice_cb_qp_offset;
             else
-                offset = s->pps->cr_qp_offset + s->sh.slice_cr_qp_offset;
+                offset = s->ps.pps->cr_qp_offset + s->sh.slice_cr_qp_offset;
 
-            qp_i = av_clip(qp_y + offset, -s->sps->qp_bd_offset, 57);
+            qp_i = av_clip(qp_y + offset, -s->ps.sps->qp_bd_offset, 57);
             if (qp_i < 30)
                 qp = qp_i;
             else if (qp_i > 43)
@@ -983,18 +983,18 @@ static void hls_residual_coding(HEVCContext *s, int x0, int y0,
             else
                 qp = qp_c[qp_i - 30];
 
-            qp += s->sps->qp_bd_offset;
+            qp += s->ps.sps->qp_bd_offset;
         }
 
-        shift    = s->sps->bit_depth + log2_trafo_size - 5;
+        shift    = s->ps.sps->bit_depth + log2_trafo_size - 5;
         add      = 1 << (shift - 1);
         scale    = level_scale[rem6[qp]] << (div6[qp]);
         scale_m  = 16; // default when no custom scaling lists.
         dc_scale = 16;
 
-        if (s->sps->scaling_list_enable_flag) {
-            const ScalingList *sl = s->pps->scaling_list_data_present_flag ?
-                                    &s->pps->scaling_list : &s->sps->scaling_list;
+        if (s->ps.sps->scaling_list_enable_flag) {
+            const ScalingList *sl = s->ps.pps->scaling_list_data_present_flag ?
+                                    &s->ps.pps->scaling_list : &s->ps.sps->scaling_list;
             int matrix_id = lc->cu.pred_mode != MODE_INTRA;
 
             if (log2_trafo_size != 5)
@@ -1006,7 +1006,7 @@ static void hls_residual_coding(HEVCContext *s, int x0, int y0,
         }
     }
 
-    if (s->pps->transform_skip_enabled_flag &&
+    if (s->ps.pps->transform_skip_enabled_flag &&
         !lc->cu.cu_transquant_bypass_flag   &&
         log2_trafo_size == 2) {
         transform_skip_flag = ff_hevc_transform_skip_flag_decode(s, c_idx);
@@ -1190,7 +1190,7 @@ static void hls_residual_coding(HEVCContext *s, int x0, int y0,
             if (first_greater1_coeff_idx != -1) {
                 coeff_abs_level_greater1_flag[first_greater1_coeff_idx] += ff_hevc_coeff_abs_level_greater2_flag_decode(s, c_idx, ctx_set);
             }
-            if (!s->pps->sign_data_hiding_flag || !sign_hidden) {
+            if (!s->ps.pps->sign_data_hiding_flag || !sign_hidden) {
                 coeff_sign_flag = ff_hevc_coeff_sign_flag(s, nb_significant_coeff_flag) << (16 - nb_significant_coeff_flag);
             } else {
                 coeff_sign_flag = ff_hevc_coeff_sign_flag(s, nb_significant_coeff_flag - 1) << (16 - (nb_significant_coeff_flag - 1));
@@ -1208,7 +1208,7 @@ static void hls_residual_coding(HEVCContext *s, int x0, int y0,
                     if ((trans_coeff_level) > (3 * (1 << c_rice_param)))
                         c_rice_param = FFMIN(c_rice_param + 1, 4);
                 }
-                if (s->pps->sign_data_hiding_flag && sign_hidden) {
+                if (s->ps.pps->sign_data_hiding_flag && sign_hidden) {
                     sum_abs += trans_coeff_level;
                     if (n == first_nz_pos_in_cg && ((sum_abs & 1) == 1))
                         trans_coeff_level = -trans_coeff_level;
@@ -1217,7 +1217,7 @@ static void hls_residual_coding(HEVCContext *s, int x0, int y0,
                     trans_coeff_level = -trans_coeff_level;
                 coeff_sign_flag <<= 1;
                 if (!lc->cu.cu_transquant_bypass_flag) {
-                    if (s->sps->scaling_list_enable_flag) {
+                    if (s->ps.sps->scaling_list_enable_flag) {
                         if (y_c || x_c || log2_trafo_size < 4) {
                             int pos;
                             switch (log2_trafo_size) {
@@ -1271,12 +1271,12 @@ static int hls_transform_unit(HEVCContext *s, int x0, int y0,
 
         s->hpc.intra_pred[log2_trafo_size - 2](s, x0, y0, 0);
         if (log2_trafo_size > 2) {
-            trafo_size = trafo_size << (s->sps->hshift[1] - 1);
+            trafo_size = trafo_size << (s->ps.sps->hshift[1] - 1);
             ff_hevc_set_neighbour_available(s, x0, y0, trafo_size, trafo_size);
             s->hpc.intra_pred[log2_trafo_size - 3](s, x0, y0, 1);
             s->hpc.intra_pred[log2_trafo_size - 3](s, x0, y0, 2);
         } else if (blk_idx == 3) {
-            trafo_size = trafo_size << s->sps->hshift[1];
+            trafo_size = trafo_size << s->ps.sps->hshift[1];
             ff_hevc_set_neighbour_available(s, xBase, yBase,
                                             trafo_size, trafo_size);
             s->hpc.intra_pred[log2_trafo_size - 2](s, xBase, yBase, 1);
@@ -1288,21 +1288,21 @@ static int hls_transform_unit(HEVCContext *s, int x0, int y0,
         int scan_idx   = SCAN_DIAG;
         int scan_idx_c = SCAN_DIAG;
 
-        if (s->pps->cu_qp_delta_enabled_flag && !lc->tu.is_cu_qp_delta_coded) {
+        if (s->ps.pps->cu_qp_delta_enabled_flag && !lc->tu.is_cu_qp_delta_coded) {
             lc->tu.cu_qp_delta = ff_hevc_cu_qp_delta_abs(s);
             if (lc->tu.cu_qp_delta != 0)
                 if (ff_hevc_cu_qp_delta_sign_flag(s) == 1)
                     lc->tu.cu_qp_delta = -lc->tu.cu_qp_delta;
             lc->tu.is_cu_qp_delta_coded = 1;
 
-            if (lc->tu.cu_qp_delta < -(26 + s->sps->qp_bd_offset / 2) ||
-                lc->tu.cu_qp_delta >  (25 + s->sps->qp_bd_offset / 2)) {
+            if (lc->tu.cu_qp_delta < -(26 + s->ps.sps->qp_bd_offset / 2) ||
+                lc->tu.cu_qp_delta >  (25 + s->ps.sps->qp_bd_offset / 2)) {
                 av_log(s->avctx, AV_LOG_ERROR,
                        "The cu_qp_delta %d is outside the valid range "
                        "[%d, %d].\n",
                        lc->tu.cu_qp_delta,
-                       -(26 + s->sps->qp_bd_offset / 2),
-                        (25 + s->sps->qp_bd_offset / 2));
+                       -(26 + s->ps.sps->qp_bd_offset / 2),
+                        (25 + s->ps.sps->qp_bd_offset / 2));
                 return AVERROR_INVALIDDATA;
             }
 
@@ -1347,11 +1347,11 @@ static int hls_transform_unit(HEVCContext *s, int x0, int y0,
 static void set_deblocking_bypass(HEVCContext *s, int x0, int y0, int log2_cb_size)
 {
     int cb_size          = 1 << log2_cb_size;
-    int log2_min_pu_size = s->sps->log2_min_pu_size;
+    int log2_min_pu_size = s->ps.sps->log2_min_pu_size;
 
-    int min_pu_width     = s->sps->min_pu_width;
-    int x_end = FFMIN(x0 + cb_size, s->sps->width);
-    int y_end = FFMIN(y0 + cb_size, s->sps->height);
+    int min_pu_width     = s->ps.sps->min_pu_width;
+    int x_end = FFMIN(x0 + cb_size, s->ps.sps->width);
+    int y_end = FFMIN(y0 + cb_size, s->ps.sps->height);
     int i, j;
 
     for (j = (y0 >> log2_min_pu_size); j < (y_end >> log2_min_pu_size); j++)
@@ -1376,18 +1376,18 @@ static int hls_transform_tree(HEVCContext *s, int x0, int y0,
         lc->tu.cur_intra_pred_mode = lc->pu.intra_pred_mode[0];
     }
 
-    if (log2_trafo_size <= s->sps->log2_max_trafo_size &&
-        log2_trafo_size >  s->sps->log2_min_tb_size    &&
+    if (log2_trafo_size <= s->ps.sps->log2_max_trafo_size &&
+        log2_trafo_size >  s->ps.sps->log2_min_tb_size    &&
         trafo_depth     < lc->cu.max_trafo_depth       &&
         !(lc->cu.intra_split_flag && trafo_depth == 0)) {
         split_transform_flag = ff_hevc_split_transform_flag_decode(s, log2_trafo_size);
     } else {
-        int inter_split = s->sps->max_transform_hierarchy_depth_inter == 0 &&
+        int inter_split = s->ps.sps->max_transform_hierarchy_depth_inter == 0 &&
                           lc->cu.pred_mode == MODE_INTER &&
                           lc->cu.part_mode != PART_2Nx2N &&
                           trafo_depth == 0;
 
-        split_transform_flag = log2_trafo_size > s->sps->log2_max_trafo_size ||
+        split_transform_flag = log2_trafo_size > s->ps.sps->log2_max_trafo_size ||
                                (lc->cu.intra_split_flag && trafo_depth == 0) ||
                                inter_split;
     }
@@ -1422,9 +1422,9 @@ do {
 
 #undef SUBDIVIDE
     } else {
-        int min_tu_size      = 1 << s->sps->log2_min_tb_size;
-        int log2_min_tu_size = s->sps->log2_min_tb_size;
-        int min_tu_width     = s->sps->min_tb_width;
+        int min_tu_size      = 1 << s->ps.sps->log2_min_tb_size;
+        int log2_min_tu_size = s->ps.sps->log2_min_tb_size;
+        int min_tu_width     = s->ps.sps->min_tb_width;
         int cbf_luma         = 1;
 
         if (lc->cu.pred_mode == MODE_INTRA || trafo_depth != 0 ||
@@ -1448,7 +1448,7 @@ do {
         }
         if (!s->sh.disable_deblocking_filter_flag) {
             ff_hevc_deblocking_boundary_strengths(s, x0, y0, log2_trafo_size);
-            if (s->pps->transquant_bypass_enable_flag &&
+            if (s->ps.pps->transquant_bypass_enable_flag &&
                 lc->cu.cu_transquant_bypass_flag)
                 set_deblocking_bypass(s, x0, y0, log2_trafo_size);
         }
@@ -1463,13 +1463,13 @@ static int hls_pcm_sample(HEVCContext *s, int x0, int y0, int log2_cb_size)
     GetBitContext gb;
     int cb_size   = 1 << log2_cb_size;
     int stride0   = s->frame->linesize[0];
-    uint8_t *dst0 = &s->frame->data[0][y0 * stride0 + (x0 << s->sps->pixel_shift)];
+    uint8_t *dst0 = &s->frame->data[0][y0 * stride0 + (x0 << s->ps.sps->pixel_shift)];
     int   stride1 = s->frame->linesize[1];
-    uint8_t *dst1 = &s->frame->data[1][(y0 >> s->sps->vshift[1]) * stride1 + ((x0 >> s->sps->hshift[1]) << s->sps->pixel_shift)];
+    uint8_t *dst1 = &s->frame->data[1][(y0 >> s->ps.sps->vshift[1]) * stride1 + ((x0 >> s->ps.sps->hshift[1]) << s->ps.sps->pixel_shift)];
     int   stride2 = s->frame->linesize[2];
-    uint8_t *dst2 = &s->frame->data[2][(y0 >> s->sps->vshift[2]) * stride2 + ((x0 >> s->sps->hshift[2]) << s->sps->pixel_shift)];
+    uint8_t *dst2 = &s->frame->data[2][(y0 >> s->ps.sps->vshift[2]) * stride2 + ((x0 >> s->ps.sps->hshift[2]) << s->ps.sps->pixel_shift)];
 
-    int length         = cb_size * cb_size * s->sps->pcm.bit_depth + ((cb_size * cb_size) >> 1) * s->sps->pcm.bit_depth_chroma;
+    int length         = cb_size * cb_size * s->ps.sps->pcm.bit_depth + ((cb_size * cb_size) >> 1) * s->ps.sps->pcm.bit_depth_chroma;
     const uint8_t *pcm = skip_bytes(&lc->cc, (length + 7) >> 3);
     int ret;
 
@@ -1480,9 +1480,9 @@ static int hls_pcm_sample(HEVCContext *s, int x0, int y0, int log2_cb_size)
     if (ret < 0)
         return ret;
 
-    s->hevcdsp.put_pcm(dst0, stride0, cb_size,     &gb, s->sps->pcm.bit_depth);
-    s->hevcdsp.put_pcm(dst1, stride1, cb_size / 2, &gb, s->sps->pcm.bit_depth_chroma);
-    s->hevcdsp.put_pcm(dst2, stride2, cb_size / 2, &gb, s->sps->pcm.bit_depth_chroma);
+    s->hevcdsp.put_pcm(dst0, stride0, cb_size,     &gb, s->ps.sps->pcm.bit_depth);
+    s->hevcdsp.put_pcm(dst1, stride1, cb_size / 2, &gb, s->ps.sps->pcm.bit_depth_chroma);
+    s->hevcdsp.put_pcm(dst2, stride2, cb_size / 2, &gb, s->ps.sps->pcm.bit_depth_chroma);
     return 0;
 }
 
@@ -1530,8 +1530,8 @@ static void luma_mc(HEVCContext *s, int16_t *dst, ptrdiff_t dststride,
     HEVCLocalContext *lc = &s->HEVClc;
     uint8_t *src         = ref->data[0];
     ptrdiff_t srcstride  = ref->linesize[0];
-    int pic_width        = s->sps->width;
-    int pic_height       = s->sps->height;
+    int pic_width        = s->ps.sps->width;
+    int pic_height       = s->ps.sps->height;
 
     int mx         = mv->x & 3;
     int my         = mv->y & 3;
@@ -1540,15 +1540,15 @@ static void luma_mc(HEVCContext *s, int16_t *dst, ptrdiff_t dststride,
 
     x_off += mv->x >> 2;
     y_off += mv->y >> 2;
-    src   += y_off * srcstride + (x_off << s->sps->pixel_shift);
+    src   += y_off * srcstride + (x_off << s->ps.sps->pixel_shift);
 
     if (x_off < extra_left || y_off < extra_top ||
         x_off >= pic_width - block_w - ff_hevc_qpel_extra_after[mx] ||
         y_off >= pic_height - block_h - ff_hevc_qpel_extra_after[my]) {
-        const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->sps->pixel_shift;
-        int offset = extra_top * srcstride + (extra_left << s->sps->pixel_shift);
+        const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->ps.sps->pixel_shift;
+        int offset = extra_top * srcstride + (extra_left << s->ps.sps->pixel_shift);
         int buf_offset = extra_top *
-                         edge_emu_stride + (extra_left << s->sps->pixel_shift);
+                         edge_emu_stride + (extra_left << s->ps.sps->pixel_shift);
 
         s->vdsp.emulated_edge_mc(lc->edge_emu_buffer, src - offset,
                                  edge_emu_stride, srcstride,
@@ -1586,27 +1586,27 @@ static void chroma_mc(HEVCContext *s, int16_t *dst1, int16_t *dst2,
     uint8_t *src2        = ref->data[2];
     ptrdiff_t src1stride = ref->linesize[1];
     ptrdiff_t src2stride = ref->linesize[2];
-    int pic_width        = s->sps->width >> 1;
-    int pic_height       = s->sps->height >> 1;
+    int pic_width        = s->ps.sps->width >> 1;
+    int pic_height       = s->ps.sps->height >> 1;
 
     int mx = mv->x & 7;
     int my = mv->y & 7;
 
     x_off += mv->x >> 3;
     y_off += mv->y >> 3;
-    src1  += y_off * src1stride + (x_off << s->sps->pixel_shift);
-    src2  += y_off * src2stride + (x_off << s->sps->pixel_shift);
+    src1  += y_off * src1stride + (x_off << s->ps.sps->pixel_shift);
+    src2  += y_off * src2stride + (x_off << s->ps.sps->pixel_shift);
 
     if (x_off < EPEL_EXTRA_BEFORE || y_off < EPEL_EXTRA_AFTER ||
         x_off >= pic_width - block_w - EPEL_EXTRA_AFTER ||
         y_off >= pic_height - block_h - EPEL_EXTRA_AFTER) {
-        const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->sps->pixel_shift;
-        int offset1 = EPEL_EXTRA_BEFORE * (src1stride + (1 << s->sps->pixel_shift));
+        const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->ps.sps->pixel_shift;
+        int offset1 = EPEL_EXTRA_BEFORE * (src1stride + (1 << s->ps.sps->pixel_shift));
         int buf_offset1 = EPEL_EXTRA_BEFORE *
-                          (edge_emu_stride + (1 << s->sps->pixel_shift));
-        int offset2 = EPEL_EXTRA_BEFORE * (src2stride + (1 << s->sps->pixel_shift));
+                          (edge_emu_stride + (1 << s->ps.sps->pixel_shift));
+        int offset2 = EPEL_EXTRA_BEFORE * (src2stride + (1 << s->ps.sps->pixel_shift));
         int buf_offset2 = EPEL_EXTRA_BEFORE *
-                          (edge_emu_stride + (1 << s->sps->pixel_shift));
+                          (edge_emu_stride + (1 << s->ps.sps->pixel_shift));
 
         s->vdsp.emulated_edge_mc(lc->edge_emu_buffer, src1 - offset1,
                                  edge_emu_stride, src1stride,
@@ -1698,13 +1698,13 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
                                 int log2_cb_size, int partIdx)
 {
 #define POS(c_idx, x, y)                                                              \
-    &s->frame->data[c_idx][((y) >> s->sps->vshift[c_idx]) * s->frame->linesize[c_idx] + \
-                           (((x) >> s->sps->hshift[c_idx]) << s->sps->pixel_shift)]
+    &s->frame->data[c_idx][((y) >> s->ps.sps->vshift[c_idx]) * s->frame->linesize[c_idx] + \
+                           (((x) >> s->ps.sps->hshift[c_idx]) << s->ps.sps->pixel_shift)]
     HEVCLocalContext *lc = &s->HEVClc;
     int merge_idx = 0;
     struct MvField current_mv = {{{ 0 }}};
 
-    int min_pu_width = s->sps->min_pu_width;
+    int min_pu_width = s->ps.sps->min_pu_width;
 
     MvField *tab_mvf = s->ref->tab_mvf;
     RefPicList  *refPicList = s->ref->refPicList;
@@ -1715,8 +1715,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
     uint8_t *dst0 = POS(0, x0, y0);
     uint8_t *dst1 = POS(1, x0, y0);
     uint8_t *dst2 = POS(2, x0, y0);
-    int log2_min_cb_size = s->sps->log2_min_cb_size;
-    int min_cb_width     = s->sps->min_cb_width;
+    int log2_min_cb_size = s->ps.sps->log2_min_cb_size;
+    int min_cb_width     = s->ps.sps->min_cb_width;
     int x_cb             = x0 >> log2_min_cb_size;
     int y_cb             = y0 >> log2_min_cb_size;
     int x_pu, y_pu;
@@ -1740,11 +1740,11 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
                               partIdx, merge_idx, &current_mv);
     }
 
-    x_pu = x0 >> s->sps->log2_min_pu_size;
-    y_pu = y0 >> s->sps->log2_min_pu_size;
+    x_pu = x0 >> s->ps.sps->log2_min_pu_size;
+    y_pu = y0 >> s->ps.sps->log2_min_pu_size;
 
-    for (j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
-        for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
+    for (j = 0; j < nPbH >> s->ps.sps->log2_min_pu_size; j++)
+        for (i = 0; i < nPbW >> s->ps.sps->log2_min_pu_size; i++)
             tab_mvf[(y_pu + j) * min_pu_width + x_pu + i] = current_mv;
 
     if (current_mv.pred_flag[0]) {
@@ -1767,8 +1767,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
         luma_mc(s, tmp, tmpstride, ref0->frame,
                 &current_mv.mv[0], x0, y0, nPbW, nPbH);
 
-        if ((s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
-            (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag)) {
+        if ((s->sh.slice_type == P_SLICE && s->ps.pps->weighted_pred_flag) ||
+            (s->sh.slice_type == B_SLICE && s->ps.pps->weighted_bipred_flag)) {
             s->hevcdsp.weighted_pred(s->sh.luma_log2_weight_denom,
                                      s->sh.luma_weight_l0[current_mv.ref_idx[0]],
                                      s->sh.luma_offset_l0[current_mv.ref_idx[0]],
@@ -1780,8 +1780,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
         chroma_mc(s, tmp, tmp2, tmpstride, ref0->frame,
                   &current_mv.mv[0], x0 / 2, y0 / 2, nPbW / 2, nPbH / 2);
 
-        if ((s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
-            (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag)) {
+        if ((s->sh.slice_type == P_SLICE && s->ps.pps->weighted_pred_flag) ||
+            (s->sh.slice_type == B_SLICE && s->ps.pps->weighted_bipred_flag)) {
             s->hevcdsp.weighted_pred(s->sh.chroma_log2_weight_denom,
                                      s->sh.chroma_weight_l0[current_mv.ref_idx[0]][0],
                                      s->sh.chroma_offset_l0[current_mv.ref_idx[0]][0],
@@ -1803,8 +1803,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
         luma_mc(s, tmp, tmpstride, ref1->frame,
                 &current_mv.mv[1], x0, y0, nPbW, nPbH);
 
-        if ((s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
-            (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag)) {
+        if ((s->sh.slice_type == P_SLICE && s->ps.pps->weighted_pred_flag) ||
+            (s->sh.slice_type == B_SLICE && s->ps.pps->weighted_bipred_flag)) {
             s->hevcdsp.weighted_pred(s->sh.luma_log2_weight_denom,
                                       s->sh.luma_weight_l1[current_mv.ref_idx[1]],
                                       s->sh.luma_offset_l1[current_mv.ref_idx[1]],
@@ -1817,8 +1817,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
         chroma_mc(s, tmp, tmp2, tmpstride, ref1->frame,
                   &current_mv.mv[1], x0/2, y0/2, nPbW/2, nPbH/2);
 
-        if ((s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
-            (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag)) {
+        if ((s->sh.slice_type == P_SLICE && s->ps.pps->weighted_pred_flag) ||
+            (s->sh.slice_type == B_SLICE && s->ps.pps->weighted_bipred_flag)) {
             s->hevcdsp.weighted_pred(s->sh.chroma_log2_weight_denom,
                                      s->sh.chroma_weight_l1[current_mv.ref_idx[1]][0],
                                      s->sh.chroma_offset_l1[current_mv.ref_idx[1]][0],
@@ -1842,8 +1842,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
         luma_mc(s, tmp2, tmpstride, ref1->frame,
                 &current_mv.mv[1], x0, y0, nPbW, nPbH);
 
-        if ((s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
-            (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag)) {
+        if ((s->sh.slice_type == P_SLICE && s->ps.pps->weighted_pred_flag) ||
+            (s->sh.slice_type == B_SLICE && s->ps.pps->weighted_bipred_flag)) {
             s->hevcdsp.weighted_pred_avg(s->sh.luma_log2_weight_denom,
                                          s->sh.luma_weight_l0[current_mv.ref_idx[0]],
                                          s->sh.luma_weight_l1[current_mv.ref_idx[1]],
@@ -1861,8 +1861,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
         chroma_mc(s, tmp3, tmp4, tmpstride, ref1->frame,
                   &current_mv.mv[1], x0 / 2, y0 / 2, nPbW / 2, nPbH / 2);
 
-        if ((s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
-            (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag)) {
+        if ((s->sh.slice_type == P_SLICE && s->ps.pps->weighted_pred_flag) ||
+            (s->sh.slice_type == B_SLICE && s->ps.pps->weighted_bipred_flag)) {
             s->hevcdsp.weighted_pred_avg(s->sh.chroma_log2_weight_denom,
                                          s->sh.chroma_weight_l0[current_mv.ref_idx[0]][0],
                                          s->sh.chroma_weight_l1[current_mv.ref_idx[1]][0],
@@ -1891,19 +1891,19 @@ static int luma_intra_pred_mode(HEVCContext *s, int x0, int y0, int pu_size,
                                 int prev_intra_luma_pred_flag)
 {
     HEVCLocalContext *lc = &s->HEVClc;
-    int x_pu             = x0 >> s->sps->log2_min_pu_size;
-    int y_pu             = y0 >> s->sps->log2_min_pu_size;
-    int min_pu_width     = s->sps->min_pu_width;
-    int size_in_pus      = pu_size >> s->sps->log2_min_pu_size;
-    int x0b              = x0 & ((1 << s->sps->log2_ctb_size) - 1);
-    int y0b              = y0 & ((1 << s->sps->log2_ctb_size) - 1);
+    int x_pu             = x0 >> s->ps.sps->log2_min_pu_size;
+    int y_pu             = y0 >> s->ps.sps->log2_min_pu_size;
+    int min_pu_width     = s->ps.sps->min_pu_width;
+    int size_in_pus      = pu_size >> s->ps.sps->log2_min_pu_size;
+    int x0b              = x0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
+    int y0b              = y0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
 
     int cand_up   = (lc->ctb_up_flag || y0b) ?
                     s->tab_ipm[(y_pu - 1) * min_pu_width + x_pu] : INTRA_DC;
     int cand_left = (lc->ctb_left_flag || x0b) ?
                     s->tab_ipm[y_pu * min_pu_width + x_pu - 1]   : INTRA_DC;
 
-    int y_ctb = (y0 >> (s->sps->log2_ctb_size)) << (s->sps->log2_ctb_size);
+    int y_ctb = (y0 >> (s->ps.sps->log2_ctb_size)) << (s->ps.sps->log2_ctb_size);
 
     MvField *tab_mvf = s->ref->tab_mvf;
     int intra_pred_mode;
@@ -1978,13 +1978,13 @@ static int luma_intra_pred_mode(HEVCContext *s, int x0, int y0, int pu_size,
 static av_always_inline void set_ct_depth(HEVCContext *s, int x0, int y0,
                                           int log2_cb_size, int ct_depth)
 {
-    int length = (1 << log2_cb_size) >> s->sps->log2_min_cb_size;
-    int x_cb   = x0 >> s->sps->log2_min_cb_size;
-    int y_cb   = y0 >> s->sps->log2_min_cb_size;
+    int length = (1 << log2_cb_size) >> s->ps.sps->log2_min_cb_size;
+    int x_cb   = x0 >> s->ps.sps->log2_min_cb_size;
+    int y_cb   = y0 >> s->ps.sps->log2_min_cb_size;
     int y;
 
     for (y = 0; y < length; y++)
-        memset(&s->tab_ct_depth[(y_cb + y) * s->sps->min_cb_width + x_cb],
+        memset(&s->tab_ct_depth[(y_cb + y) * s->ps.sps->min_cb_width + x_cb],
                ct_depth, length);
 }
 
@@ -2034,11 +2034,11 @@ static void intra_prediction_unit_default_value(HEVCContext *s,
 {
     HEVCLocalContext *lc = &s->HEVClc;
     int pb_size          = 1 << log2_cb_size;
-    int size_in_pus      = pb_size >> s->sps->log2_min_pu_size;
-    int min_pu_width     = s->sps->min_pu_width;
+    int size_in_pus      = pb_size >> s->ps.sps->log2_min_pu_size;
+    int min_pu_width     = s->ps.sps->min_pu_width;
     MvField *tab_mvf     = s->ref->tab_mvf;
-    int x_pu             = x0 >> s->sps->log2_min_pu_size;
-    int y_pu             = y0 >> s->sps->log2_min_pu_size;
+    int x_pu             = x0 >> s->ps.sps->log2_min_pu_size;
+    int y_pu             = y0 >> s->ps.sps->log2_min_pu_size;
     int j, k;
 
     if (size_in_pus == 0)
@@ -2054,9 +2054,9 @@ static int hls_coding_unit(HEVCContext *s, int x0, int y0, int log2_cb_size)
 {
     int cb_size          = 1 << log2_cb_size;
     HEVCLocalContext *lc = &s->HEVClc;
-    int log2_min_cb_size = s->sps->log2_min_cb_size;
+    int log2_min_cb_size = s->ps.sps->log2_min_cb_size;
     int length           = cb_size >> log2_min_cb_size;
-    int min_cb_width     = s->sps->min_cb_width;
+    int min_cb_width     = s->ps.sps->min_cb_width;
     int x_cb             = x0 >> log2_min_cb_size;
     int y_cb             = y0 >> log2_min_cb_size;
     int x, y, ret;
@@ -2070,7 +2070,7 @@ static int hls_coding_unit(HEVCContext *s, int x0, int y0, int log2_cb_size)
     SAMPLE_CTB(s->skip_flag, x_cb, y_cb) = 0;
     for (x = 0; x < 4; x++)
         lc->pu.intra_pred_mode[x] = 1;
-    if (s->pps->transquant_bypass_enable_flag) {
+    if (s->ps.pps->transquant_bypass_enable_flag) {
         lc->cu.cu_transquant_bypass_flag = ff_hevc_cu_transquant_bypass_flag_decode(s);
         if (lc->cu.cu_transquant_bypass_flag)
             set_deblocking_bypass(s, x0, y0, log2_cb_size);
@@ -2100,22 +2100,22 @@ static int hls_coding_unit(HEVCContext *s, int x0, int y0, int log2_cb_size)
         if (s->sh.slice_type != I_SLICE)
             lc->cu.pred_mode = ff_hevc_pred_mode_decode(s);
         if (lc->cu.pred_mode != MODE_INTRA ||
-            log2_cb_size == s->sps->log2_min_cb_size) {
+            log2_cb_size == s->ps.sps->log2_min_cb_size) {
             lc->cu.part_mode        = ff_hevc_part_mode_decode(s, log2_cb_size);
             lc->cu.intra_split_flag = lc->cu.part_mode == PART_NxN &&
                                       lc->cu.pred_mode == MODE_INTRA;
         }
 
         if (lc->cu.pred_mode == MODE_INTRA) {
-            if (lc->cu.part_mode == PART_2Nx2N && s->sps->pcm_enabled_flag &&
-                log2_cb_size >= s->sps->pcm.log2_min_pcm_cb_size &&
-                log2_cb_size <= s->sps->pcm.log2_max_pcm_cb_size) {
+            if (lc->cu.part_mode == PART_2Nx2N && s->ps.sps->pcm_enabled_flag &&
+                log2_cb_size >= s->ps.sps->pcm.log2_min_pcm_cb_size &&
+                log2_cb_size <= s->ps.sps->pcm.log2_max_pcm_cb_size) {
                 pcm_flag = ff_hevc_pcm_flag_decode(s);
             }
             if (pcm_flag) {
                 intra_prediction_unit_default_value(s, x0, y0, log2_cb_size);
                 ret = hls_pcm_sample(s, x0, y0, log2_cb_size);
-                if (s->sps->pcm.loop_filter_disable_flag)
+                if (s->ps.sps->pcm.loop_filter_disable_flag)
                     set_deblocking_bypass(s, x0, y0, log2_cb_size);
 
                 if (ret < 0)
@@ -2171,8 +2171,8 @@ static int hls_coding_unit(HEVCContext *s, int x0, int y0, int log2_cb_size)
             }
             if (rqt_root_cbf) {
                 lc->cu.max_trafo_depth = lc->cu.pred_mode == MODE_INTRA ?
-                                         s->sps->max_transform_hierarchy_depth_intra + lc->cu.intra_split_flag :
-                                         s->sps->max_transform_hierarchy_depth_inter;
+                                         s->ps.sps->max_transform_hierarchy_depth_intra + lc->cu.intra_split_flag :
+                                         s->ps.sps->max_transform_hierarchy_depth_inter;
                 ret = hls_transform_tree(s, x0, y0, x0, y0, x0, y0,
                                          log2_cb_size,
                                          log2_cb_size, 0, 0, 0, 0);
@@ -2185,7 +2185,7 @@ static int hls_coding_unit(HEVCContext *s, int x0, int y0, int log2_cb_size)
         }
     }
 
-    if (s->pps->cu_qp_delta_enabled_flag && lc->tu.is_cu_qp_delta_coded == 0)
+    if (s->ps.pps->cu_qp_delta_enabled_flag && lc->tu.is_cu_qp_delta_coded == 0)
         ff_hevc_set_qPy(s, x0, y0, x0, y0, log2_cb_size);
 
     x = y_cb * min_cb_width + x_cb;
@@ -2207,15 +2207,15 @@ static int hls_coding_quadtree(HEVCContext *s, int x0, int y0,
     int split_cu;
 
     lc->ct.depth = cb_depth;
-    if (x0 + cb_size <= s->sps->width  &&
-        y0 + cb_size <= s->sps->height &&
-        log2_cb_size > s->sps->log2_min_cb_size) {
+    if (x0 + cb_size <= s->ps.sps->width  &&
+        y0 + cb_size <= s->ps.sps->height &&
+        log2_cb_size > s->ps.sps->log2_min_cb_size) {
         split_cu = ff_hevc_split_coding_unit_flag_decode(s, cb_depth, x0, y0);
     } else {
-        split_cu = (log2_cb_size > s->sps->log2_min_cb_size);
+        split_cu = (log2_cb_size > s->ps.sps->log2_min_cb_size);
     }
-    if (s->pps->cu_qp_delta_enabled_flag &&
-        log2_cb_size >= s->sps->log2_ctb_size - s->pps->diff_cu_qp_delta_depth) {
+    if (s->ps.pps->cu_qp_delta_enabled_flag &&
+        log2_cb_size >= s->ps.sps->log2_ctb_size - s->ps.pps->diff_cu_qp_delta_depth) {
         lc->tu.is_cu_qp_delta_coded = 0;
         lc->tu.cu_qp_delta          = 0;
     }
@@ -2230,7 +2230,7 @@ static int hls_coding_quadtree(HEVCContext *s, int x0, int y0,
 
 #define SUBDIVIDE(x, y)                                                \
 do {                                                                   \
-    if (x < s->sps->width && y < s->sps->height) {                     \
+    if (x < s->ps.sps->width && y < s->ps.sps->height) {                     \
         int ret = hls_coding_quadtree(s, x, y, log2_cb_size, cb_depth);\
         if (ret < 0)                                                   \
             return ret;                                                \
@@ -2254,77 +2254,77 @@ static void hls_decode_neighbour(HEVCContext *s, int x_ctb, int y_ctb,
                                  int ctb_addr_ts)
 {
     HEVCLocalContext *lc  = &s->HEVClc;
-    int ctb_size          = 1 << s->sps->log2_ctb_size;
-    int ctb_addr_rs       = s->pps->ctb_addr_ts_to_rs[ctb_addr_ts];
+    int ctb_size          = 1 << s->ps.sps->log2_ctb_size;
+    int ctb_addr_rs       = s->ps.pps->ctb_addr_ts_to_rs[ctb_addr_ts];
     int ctb_addr_in_slice = ctb_addr_rs - s->sh.slice_addr;
 
     s->tab_slice_address[ctb_addr_rs] = s->sh.slice_addr;
 
-    if (s->pps->entropy_coding_sync_enabled_flag) {
+    if (s->ps.pps->entropy_coding_sync_enabled_flag) {
         if (x_ctb == 0 && (y_ctb & (ctb_size - 1)) == 0)
             lc->first_qp_group = 1;
-        lc->end_of_tiles_x = s->sps->width;
-    } else if (s->pps->tiles_enabled_flag) {
-        if (ctb_addr_ts && s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[ctb_addr_ts - 1]) {
-            int idxX = s->pps->col_idxX[x_ctb >> s->sps->log2_ctb_size];
+        lc->end_of_tiles_x = s->ps.sps->width;
+    } else if (s->ps.pps->tiles_enabled_flag) {
+        if (ctb_addr_ts && s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[ctb_addr_ts - 1]) {
+            int idxX = s->ps.pps->col_idxX[x_ctb >> s->ps.sps->log2_ctb_size];
             lc->start_of_tiles_x = x_ctb;
-            lc->end_of_tiles_x   = x_ctb + (s->pps->column_width[idxX] << s->sps->log2_ctb_size);
+            lc->end_of_tiles_x   = x_ctb + (s->ps.pps->column_width[idxX] << s->ps.sps->log2_ctb_size);
             lc->first_qp_group   = 1;
         }
     } else {
-        lc->end_of_tiles_x = s->sps->width;
+        lc->end_of_tiles_x = s->ps.sps->width;
     }
 
-    lc->end_of_tiles_y = FFMIN(y_ctb + ctb_size, s->sps->height);
+    lc->end_of_tiles_y = FFMIN(y_ctb + ctb_size, s->ps.sps->height);
 
     lc->boundary_flags = 0;
-    if (s->pps->tiles_enabled_flag) {
-        if (x_ctb > 0 && s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs - 1]])
+    if (s->ps.pps->tiles_enabled_flag) {
+        if (x_ctb > 0 && s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[s->ps.pps->ctb_addr_rs_to_ts[ctb_addr_rs - 1]])
             lc->boundary_flags |= BOUNDARY_LEFT_TILE;
         if (x_ctb > 0 && s->tab_slice_address[ctb_addr_rs] != s->tab_slice_address[ctb_addr_rs - 1])
             lc->boundary_flags |= BOUNDARY_LEFT_SLICE;
-        if (y_ctb > 0 && s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs - s->sps->ctb_width]])
+        if (y_ctb > 0 && s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[s->ps.pps->ctb_addr_rs_to_ts[ctb_addr_rs - s->ps.sps->ctb_width]])
             lc->boundary_flags |= BOUNDARY_UPPER_TILE;
-        if (y_ctb > 0 && s->tab_slice_address[ctb_addr_rs] != s->tab_slice_address[ctb_addr_rs - s->sps->ctb_width])
+        if (y_ctb > 0 && s->tab_slice_address[ctb_addr_rs] != s->tab_slice_address[ctb_addr_rs - s->ps.sps->ctb_width])
             lc->boundary_flags |= BOUNDARY_UPPER_SLICE;
     } else {
         if (!ctb_addr_in_slice > 0)
             lc->boundary_flags |= BOUNDARY_LEFT_SLICE;
-        if (ctb_addr_in_slice < s->sps->ctb_width)
+        if (ctb_addr_in_slice < s->ps.sps->ctb_width)
             lc->boundary_flags |= BOUNDARY_UPPER_SLICE;
     }
 
     lc->ctb_left_flag = ((x_ctb > 0) && (ctb_addr_in_slice > 0) && !(lc->boundary_flags & BOUNDARY_LEFT_TILE));
-    lc->ctb_up_flag   = ((y_ctb > 0) && (ctb_addr_in_slice >= s->sps->ctb_width) && !(lc->boundary_flags & BOUNDARY_UPPER_TILE));
-    lc->ctb_up_right_flag = ((y_ctb > 0)  && (ctb_addr_in_slice+1 >= s->sps->ctb_width) && (s->pps->tile_id[ctb_addr_ts] == s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs+1 - s->sps->ctb_width]]));
-    lc->ctb_up_left_flag = ((x_ctb > 0) && (y_ctb > 0)  && (ctb_addr_in_slice-1 >= s->sps->ctb_width) && (s->pps->tile_id[ctb_addr_ts] == s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs-1 - s->sps->ctb_width]]));
+    lc->ctb_up_flag   = ((y_ctb > 0) && (ctb_addr_in_slice >= s->ps.sps->ctb_width) && !(lc->boundary_flags & BOUNDARY_UPPER_TILE));
+    lc->ctb_up_right_flag = ((y_ctb > 0)  && (ctb_addr_in_slice+1 >= s->ps.sps->ctb_width) && (s->ps.pps->tile_id[ctb_addr_ts] == s->ps.pps->tile_id[s->ps.pps->ctb_addr_rs_to_ts[ctb_addr_rs+1 - s->ps.sps->ctb_width]]));
+    lc->ctb_up_left_flag = ((x_ctb > 0) && (y_ctb > 0)  && (ctb_addr_in_slice-1 >= s->ps.sps->ctb_width) && (s->ps.pps->tile_id[ctb_addr_ts] == s->ps.pps->tile_id[s->ps.pps->ctb_addr_rs_to_ts[ctb_addr_rs-1 - s->ps.sps->ctb_width]]));
 }
 
 static int hls_slice_data(HEVCContext *s)
 {
-    int ctb_size    = 1 << s->sps->log2_ctb_size;
+    int ctb_size    = 1 << s->ps.sps->log2_ctb_size;
     int more_data   = 1;
     int x_ctb       = 0;
     int y_ctb       = 0;
-    int ctb_addr_ts = s->pps->ctb_addr_rs_to_ts[s->sh.slice_ctb_addr_rs];
+    int ctb_addr_ts = s->ps.pps->ctb_addr_rs_to_ts[s->sh.slice_ctb_addr_rs];
     int ret;
 
-    while (more_data && ctb_addr_ts < s->sps->ctb_size) {
-        int ctb_addr_rs = s->pps->ctb_addr_ts_to_rs[ctb_addr_ts];
+    while (more_data && ctb_addr_ts < s->ps.sps->ctb_size) {
+        int ctb_addr_rs = s->ps.pps->ctb_addr_ts_to_rs[ctb_addr_ts];
 
-        x_ctb = (ctb_addr_rs % ((s->sps->width + ctb_size - 1) >> s->sps->log2_ctb_size)) << s->sps->log2_ctb_size;
-        y_ctb = (ctb_addr_rs / ((s->sps->width + ctb_size - 1) >> s->sps->log2_ctb_size)) << s->sps->log2_ctb_size;
+        x_ctb = (ctb_addr_rs % ((s->ps.sps->width + ctb_size - 1) >> s->ps.sps->log2_ctb_size)) << s->ps.sps->log2_ctb_size;
+        y_ctb = (ctb_addr_rs / ((s->ps.sps->width + ctb_size - 1) >> s->ps.sps->log2_ctb_size)) << s->ps.sps->log2_ctb_size;
         hls_decode_neighbour(s, x_ctb, y_ctb, ctb_addr_ts);
 
         ff_hevc_cabac_init(s, ctb_addr_ts);
 
-        hls_sao_param(s, x_ctb >> s->sps->log2_ctb_size, y_ctb >> s->sps->log2_ctb_size);
+        hls_sao_param(s, x_ctb >> s->ps.sps->log2_ctb_size, y_ctb >> s->ps.sps->log2_ctb_size);
 
         s->deblock[ctb_addr_rs].beta_offset = s->sh.beta_offset;
         s->deblock[ctb_addr_rs].tc_offset   = s->sh.tc_offset;
         s->filter_slice_edges[ctb_addr_rs]  = s->sh.slice_loop_filter_across_slices_enabled_flag;
 
-        ret = hls_coding_quadtree(s, x_ctb, y_ctb, s->sps->log2_ctb_size, 0);
+        ret = hls_coding_quadtree(s, x_ctb, y_ctb, s->ps.sps->log2_ctb_size, 0);
         if (ret < 0)
             return ret;
         more_data = !ff_hevc_end_of_slice_flag_decode(s);
@@ -2334,8 +2334,8 @@ static int hls_slice_data(HEVCContext *s)
         ff_hevc_hls_filters(s, x_ctb, y_ctb, ctb_size);
     }
 
-    if (x_ctb + ctb_size >= s->sps->width &&
-        y_ctb + ctb_size >= s->sps->height)
+    if (x_ctb + ctb_size >= s->ps.sps->width &&
+        y_ctb + ctb_size >= s->ps.sps->height)
         ff_hevc_hls_filter(s, x_ctb, y_ctb);
 
     return ctb_addr_ts;
@@ -2369,20 +2369,20 @@ static int hls_nal_unit(HEVCContext *s)
 
 static void restore_tqb_pixels(HEVCContext *s)
 {
-    int min_pu_size = 1 << s->sps->log2_min_pu_size;
+    int min_pu_size = 1 << s->ps.sps->log2_min_pu_size;
     int x, y, c_idx;
 
     for (c_idx = 0; c_idx < 3; c_idx++) {
         ptrdiff_t stride = s->frame->linesize[c_idx];
-        int hshift       = s->sps->hshift[c_idx];
-        int vshift       = s->sps->vshift[c_idx];
-        for (y = 0; y < s->sps->min_pu_height; y++) {
-            for (x = 0; x < s->sps->min_pu_width; x++) {
-                if (s->is_pcm[y * s->sps->min_pu_width + x]) {
+        int hshift       = s->ps.sps->hshift[c_idx];
+        int vshift       = s->ps.sps->vshift[c_idx];
+        for (y = 0; y < s->ps.sps->min_pu_height; y++) {
+            for (x = 0; x < s->ps.sps->min_pu_width; x++) {
+                if (s->is_pcm[y * s->ps.sps->min_pu_width + x]) {
                     int n;
                     int len      = min_pu_size >> hshift;
-                    uint8_t *src = &s->frame->data[c_idx][((y << s->sps->log2_min_pu_size) >> vshift) * stride + (((x << s->sps->log2_min_pu_size) >> hshift) << s->sps->pixel_shift)];
-                    uint8_t *dst = &s->sao_frame->data[c_idx][((y << s->sps->log2_min_pu_size) >> vshift) * stride + (((x << s->sps->log2_min_pu_size) >> hshift) << s->sps->pixel_shift)];
+                    uint8_t *src = &s->frame->data[c_idx][((y << s->ps.sps->log2_min_pu_size) >> vshift) * stride + (((x << s->ps.sps->log2_min_pu_size) >> hshift) << s->ps.sps->pixel_shift)];
+                    uint8_t *dst = &s->sao_frame->data[c_idx][((y << s->ps.sps->log2_min_pu_size) >> vshift) * stride + (((x << s->ps.sps->log2_min_pu_size) >> hshift) << s->ps.sps->pixel_shift)];
                     for (n = 0; n < (min_pu_size >> vshift); n++) {
                         memcpy(dst, src, len);
                         src += stride;
@@ -2450,17 +2450,17 @@ static int hevc_frame_start(HEVCContext *s)
 
     memset(s->horizontal_bs, 0, 2 * s->bs_width * (s->bs_height + 1));
     memset(s->vertical_bs,   0, 2 * s->bs_width * (s->bs_height + 1));
-    memset(s->cbf_luma,      0, s->sps->min_tb_width * s->sps->min_tb_height);
-    memset(s->is_pcm,        0, s->sps->min_pu_width * s->sps->min_pu_height);
+    memset(s->cbf_luma,      0, s->ps.sps->min_tb_width * s->ps.sps->min_tb_height);
+    memset(s->is_pcm,        0, s->ps.sps->min_pu_width * s->ps.sps->min_pu_height);
 
     lc->start_of_tiles_x = 0;
     s->is_decoded        = 0;
     s->first_nal_type    = s->nal_unit_type;
 
-    if (s->pps->tiles_enabled_flag)
-        lc->end_of_tiles_x = s->pps->column_width[0] << s->sps->log2_ctb_size;
+    if (s->ps.pps->tiles_enabled_flag)
+        lc->end_of_tiles_x = s->ps.pps->column_width[0] << s->ps.sps->log2_ctb_size;
 
-    ret = ff_hevc_set_new_ref(s, s->sps->sao_enabled ? &s->sao_frame : &s->frame,
+    ret = ff_hevc_set_new_ref(s, s->ps.sps->sao_enabled ? &s->sao_frame : &s->frame,
                               s->poc);
     if (ret < 0)
         goto fail;
@@ -2513,17 +2513,18 @@ static int decode_nal_unit(HEVCContext *s, const HEVCNAL *nal)
 
     switch (s->nal_unit_type) {
     case NAL_VPS:
-        ret = ff_hevc_decode_nal_vps(s);
+        ret = ff_hevc_decode_nal_vps(gb, s->avctx, &s->ps);
         if (ret < 0)
             goto fail;
         break;
     case NAL_SPS:
-        ret = ff_hevc_decode_nal_sps(s);
+        ret = ff_hevc_decode_nal_sps(gb, s->avctx, &s->ps,
+                                     s->apply_defdispwin);
         if (ret < 0)
             goto fail;
         break;
     case NAL_PPS:
-        ret = ff_hevc_decode_nal_pps(s);
+        ret = ff_hevc_decode_nal_pps(gb, s->avctx, &s->ps);
         if (ret < 0)
             goto fail;
         break;
@@ -2609,11 +2610,11 @@ static int decode_nal_unit(HEVCContext *s, const HEVCNAL *nal)
                 goto fail;
         } else {
             ctb_addr_ts = hls_slice_data(s);
-            if (ctb_addr_ts >= (s->sps->ctb_width * s->sps->ctb_height)) {
+            if (ctb_addr_ts >= (s->ps.sps->ctb_width * s->ps.sps->ctb_height)) {
                 s->is_decoded = 1;
-                if ((s->pps->transquant_bypass_enable_flag ||
-                     (s->sps->pcm.loop_filter_disable_flag && s->sps->pcm_enabled_flag)) &&
-                    s->sps->sao_enabled)
+                if ((s->ps.pps->transquant_bypass_enable_flag ||
+                     (s->ps.sps->pcm.loop_filter_disable_flag && s->ps.sps->pcm_enabled_flag)) &&
+                    s->ps.sps->sao_enabled)
                     restore_tqb_pixels(s);
             }
 
@@ -2914,12 +2915,12 @@ static av_cold int hevc_decode_free(AVCodecContext *avctx)
         av_frame_free(&s->DPB[i].frame);
     }
 
-    for (i = 0; i < FF_ARRAY_ELEMS(s->vps_list); i++)
-        av_buffer_unref(&s->vps_list[i]);
-    for (i = 0; i < FF_ARRAY_ELEMS(s->sps_list); i++)
-        av_buffer_unref(&s->sps_list[i]);
-    for (i = 0; i < FF_ARRAY_ELEMS(s->pps_list); i++)
-        av_buffer_unref(&s->pps_list[i]);
+    for (i = 0; i < FF_ARRAY_ELEMS(s->ps.vps_list); i++)
+        av_buffer_unref(&s->ps.vps_list[i]);
+    for (i = 0; i < FF_ARRAY_ELEMS(s->ps.sps_list); i++)
+        av_buffer_unref(&s->ps.sps_list[i]);
+    for (i = 0; i < FF_ARRAY_ELEMS(s->ps.pps_list); i++)
+        av_buffer_unref(&s->ps.pps_list[i]);
 
     for (i = 0; i < s->nals_allocated; i++)
         av_freep(&s->nals[i].rbsp_buffer);
@@ -2990,35 +2991,35 @@ static int hevc_update_thread_context(AVCodecContext *dst,
         }
     }
 
-    for (i = 0; i < FF_ARRAY_ELEMS(s->vps_list); i++) {
-        av_buffer_unref(&s->vps_list[i]);
-        if (s0->vps_list[i]) {
-            s->vps_list[i] = av_buffer_ref(s0->vps_list[i]);
-            if (!s->vps_list[i])
+    for (i = 0; i < FF_ARRAY_ELEMS(s->ps.vps_list); i++) {
+        av_buffer_unref(&s->ps.vps_list[i]);
+        if (s0->ps.vps_list[i]) {
+            s->ps.vps_list[i] = av_buffer_ref(s0->ps.vps_list[i]);
+            if (!s->ps.vps_list[i])
                 return AVERROR(ENOMEM);
         }
     }
 
-    for (i = 0; i < FF_ARRAY_ELEMS(s->sps_list); i++) {
-        av_buffer_unref(&s->sps_list[i]);
-        if (s0->sps_list[i]) {
-            s->sps_list[i] = av_buffer_ref(s0->sps_list[i]);
-            if (!s->sps_list[i])
+    for (i = 0; i < FF_ARRAY_ELEMS(s->ps.sps_list); i++) {
+        av_buffer_unref(&s->ps.sps_list[i]);
+        if (s0->ps.sps_list[i]) {
+            s->ps.sps_list[i] = av_buffer_ref(s0->ps.sps_list[i]);
+            if (!s->ps.sps_list[i])
                 return AVERROR(ENOMEM);
         }
     }
 
-    for (i = 0; i < FF_ARRAY_ELEMS(s->pps_list); i++) {
-        av_buffer_unref(&s->pps_list[i]);
-        if (s0->pps_list[i]) {
-            s->pps_list[i] = av_buffer_ref(s0->pps_list[i]);
-            if (!s->pps_list[i])
+    for (i = 0; i < FF_ARRAY_ELEMS(s->ps.pps_list); i++) {
+        av_buffer_unref(&s->ps.pps_list[i]);
+        if (s0->ps.pps_list[i]) {
+            s->ps.pps_list[i] = av_buffer_ref(s0->ps.pps_list[i]);
+            if (!s->ps.pps_list[i])
                 return AVERROR(ENOMEM);
         }
     }
 
-    if (s->sps != s0->sps)
-        ret = set_sps(s, s0->sps);
+    if (s->ps.sps != s0->ps.sps)
+        ret = set_sps(s, s0->ps.sps);
 
     s->seq_decode = s0->seq_decode;
     s->seq_output = s0->seq_output;
@@ -3099,9 +3100,9 @@ static int hevc_decode_extradata(HEVCContext *s)
     }
 
     /* export stream parameters from the first SPS */
-    for (i = 0; i < FF_ARRAY_ELEMS(s->sps_list); i++) {
-        if (s->sps_list[i]) {
-            const HEVCSPS *sps = (const HEVCSPS*)s->sps_list[i]->data;
+    for (i = 0; i < FF_ARRAY_ELEMS(s->ps.sps_list); i++) {
+        if (s->ps.sps_list[i]) {
+            const HEVCSPS *sps = (const HEVCSPS*)s->ps.sps_list[i]->data;
             export_stream_params(s->avctx, s, sps);
             break;
         }
diff --git a/libavcodec/hevc.h b/libavcodec/hevc.h
index 60377c21de..32c9dc3834 100644
--- a/libavcodec/hevc.h
+++ b/libavcodec/hevc.h
@@ -525,6 +525,17 @@ typedef struct HEVCPPS {
     int *min_tb_addr_zs;    ///< MinTbAddrZS
 } HEVCPPS;
 
+typedef struct HEVCParamSets {
+    AVBufferRef *vps_list[MAX_VPS_COUNT];
+    AVBufferRef *sps_list[MAX_SPS_COUNT];
+    AVBufferRef *pps_list[MAX_PPS_COUNT];
+
+    /* currently active parameter sets */
+    const HEVCVPS *vps;
+    const HEVCSPS *sps;
+    const HEVCPPS *pps;
+} HEVCParamSets;
+
 typedef struct SliceHeader {
     unsigned int pps_id;
 
@@ -769,12 +780,7 @@ typedef struct HEVCContext {
     AVFrame *tmp_frame;
     AVFrame *output_frame;
 
-    const HEVCVPS *vps;
-    const HEVCSPS *sps;
-    const HEVCPPS *pps;
-    AVBufferRef *vps_list[MAX_VPS_COUNT];
-    AVBufferRef *sps_list[MAX_SPS_COUNT];
-    AVBufferRef *pps_list[MAX_PPS_COUNT];
+    HEVCParamSets ps;
 
     AVBufferPool *tab_mvf_pool;
     AVBufferPool *rpl_tab_pool;
@@ -878,9 +884,12 @@ int ff_hevc_decode_short_term_rps(GetBitContext *gb, AVCodecContext *avctx,
 int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
                       int apply_defdispwin, AVBufferRef **vps_list, AVCodecContext *avctx);
 
-int ff_hevc_decode_nal_vps(HEVCContext *s);
-int ff_hevc_decode_nal_sps(HEVCContext *s);
-int ff_hevc_decode_nal_pps(HEVCContext *s);
+int ff_hevc_decode_nal_vps(GetBitContext *gb, AVCodecContext *avctx,
+                           HEVCParamSets *ps);
+int ff_hevc_decode_nal_sps(GetBitContext *gb, AVCodecContext *avctx,
+                           HEVCParamSets *ps, int apply_defdispwin);
+int ff_hevc_decode_nal_pps(GetBitContext *gb, AVCodecContext *avctx,
+                           HEVCParamSets *ps);
 int ff_hevc_decode_nal_sei(HEVCContext *s);
 
 /**
diff --git a/libavcodec/hevc_cabac.c b/libavcodec/hevc_cabac.c
index efcaa860c7..b01808fd84 100644
--- a/libavcodec/hevc_cabac.c
+++ b/libavcodec/hevc_cabac.c
@@ -325,10 +325,10 @@ static const uint8_t init_values[3][HEVC_CONTEXTS] = {
 
 void ff_hevc_save_states(HEVCContext *s, int ctb_addr_ts)
 {
-    if (s->pps->entropy_coding_sync_enabled_flag &&
-        (ctb_addr_ts % s->sps->ctb_width == 2 ||
-         (s->sps->ctb_width == 2 &&
-          ctb_addr_ts % s->sps->ctb_width == 0))) {
+    if (s->ps.pps->entropy_coding_sync_enabled_flag &&
+        (ctb_addr_ts % s->ps.sps->ctb_width == 2 ||
+         (s->ps.sps->ctb_width == 2 &&
+          ctb_addr_ts % s->ps.sps->ctb_width == 0))) {
         memcpy(s->cabac_state, s->HEVClc.cabac_state, HEVC_CONTEXTS);
     }
 }
@@ -376,34 +376,34 @@ static void cabac_init_state(HEVCContext *s)
 
 void ff_hevc_cabac_init(HEVCContext *s, int ctb_addr_ts)
 {
-    if (ctb_addr_ts == s->pps->ctb_addr_rs_to_ts[s->sh.slice_ctb_addr_rs]) {
+    if (ctb_addr_ts == s->ps.pps->ctb_addr_rs_to_ts[s->sh.slice_ctb_addr_rs]) {
         cabac_init_decoder(s);
         if (s->sh.dependent_slice_segment_flag == 0 ||
-            (s->pps->tiles_enabled_flag &&
-             s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[ctb_addr_ts - 1]))
+            (s->ps.pps->tiles_enabled_flag &&
+             s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[ctb_addr_ts - 1]))
             cabac_init_state(s);
 
         if (!s->sh.first_slice_in_pic_flag &&
-            s->pps->entropy_coding_sync_enabled_flag) {
-            if (ctb_addr_ts % s->sps->ctb_width == 0) {
-                if (s->sps->ctb_width == 1)
+            s->ps.pps->entropy_coding_sync_enabled_flag) {
+            if (ctb_addr_ts % s->ps.sps->ctb_width == 0) {
+                if (s->ps.sps->ctb_width == 1)
                     cabac_init_state(s);
                 else if (s->sh.dependent_slice_segment_flag == 1)
                     load_states(s);
             }
         }
     } else {
-        if (s->pps->tiles_enabled_flag &&
-            s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[ctb_addr_ts - 1]) {
+        if (s->ps.pps->tiles_enabled_flag &&
+            s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[ctb_addr_ts - 1]) {
             cabac_reinit(&s->HEVClc);
             cabac_init_state(s);
         }
-        if (s->pps->entropy_coding_sync_enabled_flag) {
-            if (ctb_addr_ts % s->sps->ctb_width == 0) {
+        if (s->ps.pps->entropy_coding_sync_enabled_flag) {
+            if (ctb_addr_ts % s->ps.sps->ctb_width == 0) {
                 get_cabac_terminate(&s->HEVClc.cc);
                 cabac_reinit(&s->HEVClc);
 
-                if (s->sps->ctb_width == 1)
+                if (s->ps.sps->ctb_width == 1)
                     cabac_init_state(s);
                 else
                     load_states(s);
@@ -442,7 +442,7 @@ int ff_hevc_sao_band_position_decode(HEVCContext *s)
 int ff_hevc_sao_offset_abs_decode(HEVCContext *s)
 {
     int i = 0;
-    int length = (1 << (FFMIN(s->sps->bit_depth, 10) - 5)) - 1;
+    int length = (1 << (FFMIN(s->ps.sps->bit_depth, 10) - 5)) - 1;
 
     while (i < length && get_cabac_bypass(&s->HEVClc.cc))
         i++;
@@ -473,10 +473,10 @@ int ff_hevc_cu_transquant_bypass_flag_decode(HEVCContext *s)
 
 int ff_hevc_skip_flag_decode(HEVCContext *s, int x0, int y0, int x_cb, int y_cb)
 {
-    int min_cb_width = s->sps->min_cb_width;
+    int min_cb_width = s->ps.sps->min_cb_width;
     int inc = 0;
-    int x0b = x0 & ((1 << s->sps->log2_ctb_size) - 1);
-    int y0b = y0 & ((1 << s->sps->log2_ctb_size) - 1);
+    int x0b = x0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
+    int y0b = y0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
 
     if (s->HEVClc.ctb_left_flag || x0b)
         inc = !!SAMPLE_CTB(s->skip_flag, x_cb - 1, y_cb);
@@ -524,15 +524,15 @@ int ff_hevc_pred_mode_decode(HEVCContext *s)
 int ff_hevc_split_coding_unit_flag_decode(HEVCContext *s, int ct_depth, int x0, int y0)
 {
     int inc = 0, depth_left = 0, depth_top = 0;
-    int x0b  = x0 & ((1 << s->sps->log2_ctb_size) - 1);
-    int y0b  = y0 & ((1 << s->sps->log2_ctb_size) - 1);
-    int x_cb = x0 >> s->sps->log2_min_cb_size;
-    int y_cb = y0 >> s->sps->log2_min_cb_size;
+    int x0b  = x0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
+    int y0b  = y0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
+    int x_cb = x0 >> s->ps.sps->log2_min_cb_size;
+    int y_cb = y0 >> s->ps.sps->log2_min_cb_size;
 
     if (s->HEVClc.ctb_left_flag || x0b)
-        depth_left = s->tab_ct_depth[(y_cb) * s->sps->min_cb_width + x_cb - 1];
+        depth_left = s->tab_ct_depth[(y_cb) * s->ps.sps->min_cb_width + x_cb - 1];
     if (s->HEVClc.ctb_up_flag || y0b)
-        depth_top = s->tab_ct_depth[(y_cb - 1) * s->sps->min_cb_width + x_cb];
+        depth_top = s->tab_ct_depth[(y_cb - 1) * s->ps.sps->min_cb_width + x_cb];
 
     inc += (depth_left > ct_depth);
     inc += (depth_top  > ct_depth);
@@ -544,7 +544,7 @@ int ff_hevc_part_mode_decode(HEVCContext *s, int log2_cb_size)
 {
     if (GET_CABAC(elem_offset[PART_MODE])) // 1
         return PART_2Nx2N;
-    if (log2_cb_size == s->sps->log2_min_cb_size) {
+    if (log2_cb_size == s->ps.sps->log2_min_cb_size) {
         if (s->HEVClc.cu.pred_mode == MODE_INTRA) // 0
             return PART_NxN;
         if (GET_CABAC(elem_offset[PART_MODE] + 1)) // 01
@@ -556,7 +556,7 @@ int ff_hevc_part_mode_decode(HEVCContext *s, int log2_cb_size)
         return PART_NxN; // 000
     }
 
-    if (!s->sps->amp_enabled_flag) {
+    if (!s->ps.sps->amp_enabled_flag) {
         if (GET_CABAC(elem_offset[PART_MODE] + 1)) // 01
             return PART_2NxN;
         return PART_Nx2N;
diff --git a/libavcodec/hevc_filter.c b/libavcodec/hevc_filter.c
index 2f3a3c413a..769977b44d 100644
--- a/libavcodec/hevc_filter.c
+++ b/libavcodec/hevc_filter.c
@@ -54,9 +54,9 @@ static int chroma_tc(HEVCContext *s, int qp_y, int c_idx, int tc_offset)
 
     // slice qp offset is not used for deblocking
     if (c_idx == 1)
-        offset = s->pps->cb_qp_offset;
+        offset = s->ps.pps->cb_qp_offset;
     else
-        offset = s->pps->cr_qp_offset;
+        offset = s->ps.pps->cr_qp_offset;
 
     qp_i = av_clip(qp_y + offset, 0, 57);
     if (qp_i < 30)
@@ -74,15 +74,15 @@ static int get_qPy_pred(HEVCContext *s, int xC, int yC,
                         int xBase, int yBase, int log2_cb_size)
 {
     HEVCLocalContext *lc     = &s->HEVClc;
-    int ctb_size_mask        = (1 << s->sps->log2_ctb_size) - 1;
-    int MinCuQpDeltaSizeMask = (1 << (s->sps->log2_ctb_size -
-                                      s->pps->diff_cu_qp_delta_depth)) - 1;
+    int ctb_size_mask        = (1 << s->ps.sps->log2_ctb_size) - 1;
+    int MinCuQpDeltaSizeMask = (1 << (s->ps.sps->log2_ctb_size -
+                                      s->ps.pps->diff_cu_qp_delta_depth)) - 1;
     int xQgBase              = xBase - (xBase & MinCuQpDeltaSizeMask);
     int yQgBase              = yBase - (yBase & MinCuQpDeltaSizeMask);
-    int min_cb_width         = s->sps->min_cb_width;
-    int min_cb_height        = s->sps->min_cb_height;
-    int x_cb                 = xQgBase >> s->sps->log2_min_cb_size;
-    int y_cb                 = yQgBase >> s->sps->log2_min_cb_size;
+    int min_cb_width         = s->ps.sps->min_cb_width;
+    int min_cb_height        = s->ps.sps->min_cb_height;
+    int x_cb                 = xQgBase >> s->ps.sps->log2_min_cb_size;
+    int y_cb                 = yQgBase >> s->ps.sps->log2_min_cb_size;
     int availableA           = (xBase   & ctb_size_mask) &&
                                (xQgBase & ctb_size_mask);
     int availableB           = (yBase   & ctb_size_mask) &&
@@ -95,8 +95,8 @@ static int get_qPy_pred(HEVCContext *s, int xC, int yC,
         qPy_pred = s->sh.slice_qp;
     } else {
         qPy_pred = lc->qp_y;
-        if (log2_cb_size < s->sps->log2_ctb_size -
-                           s->pps->diff_cu_qp_delta_depth) {
+        if (log2_cb_size < s->ps.sps->log2_ctb_size -
+                           s->ps.pps->diff_cu_qp_delta_depth) {
             static const int offsetX[8][8] = {
                 { -1, 1, 3, 1, 7, 1, 3, 1 },
                 {  0, 0, 0, 0, 0, 0, 0, 0 },
@@ -117,19 +117,19 @@ static int get_qPy_pred(HEVCContext *s, int xC, int yC,
                 { 1, 0, 3, 2, 5, 4, 7, 6 },
                 { 0, 1, 2, 3, 4, 5, 6, 7 }
             };
-            int xC0b = (xC - (xC & ctb_size_mask)) >> s->sps->log2_min_cb_size;
-            int yC0b = (yC - (yC & ctb_size_mask)) >> s->sps->log2_min_cb_size;
-            int idxX = (xQgBase  & ctb_size_mask)  >> s->sps->log2_min_cb_size;
-            int idxY = (yQgBase  & ctb_size_mask)  >> s->sps->log2_min_cb_size;
-            int idx_mask = ctb_size_mask >> s->sps->log2_min_cb_size;
+            int xC0b = (xC - (xC & ctb_size_mask)) >> s->ps.sps->log2_min_cb_size;
+            int yC0b = (yC - (yC & ctb_size_mask)) >> s->ps.sps->log2_min_cb_size;
+            int idxX = (xQgBase  & ctb_size_mask)  >> s->ps.sps->log2_min_cb_size;
+            int idxY = (yQgBase  & ctb_size_mask)  >> s->ps.sps->log2_min_cb_size;
+            int idx_mask = ctb_size_mask >> s->ps.sps->log2_min_cb_size;
             int x, y;
 
             x = FFMIN(xC0b +  offsetX[idxX][idxY],             min_cb_width  - 1);
             y = FFMIN(yC0b + (offsetY[idxX][idxY] & idx_mask), min_cb_height - 1);
 
-            if (xC0b == (lc->start_of_tiles_x >> s->sps->log2_min_cb_size) &&
+            if (xC0b == (lc->start_of_tiles_x >> s->ps.sps->log2_min_cb_size) &&
                 offsetX[idxX][idxY] == -1) {
-                x = (lc->end_of_tiles_x >> s->sps->log2_min_cb_size) - 1;
+                x = (lc->end_of_tiles_x >> s->ps.sps->log2_min_cb_size) - 1;
                 y = yC0b - 1;
             }
             qPy_pred = s->qp_y_tab[y * min_cb_width + x];
@@ -157,7 +157,7 @@ void ff_hevc_set_qPy(HEVCContext *s, int xC, int yC,
     int qp_y = get_qPy_pred(s, xC, yC, xBase, yBase, log2_cb_size);
 
     if (s->HEVClc.tu.cu_qp_delta != 0) {
-        int off = s->sps->qp_bd_offset;
+        int off = s->ps.sps->qp_bd_offset;
         s->HEVClc.qp_y = FFUMOD(qp_y + s->HEVClc.tu.cu_qp_delta + 52 + 2 * off,
                                 52 + off) - off;
     } else
@@ -166,10 +166,10 @@ void ff_hevc_set_qPy(HEVCContext *s, int xC, int yC,
 
 static int get_qPy(HEVCContext *s, int xC, int yC)
 {
-    int log2_min_cb_size  = s->sps->log2_min_cb_size;
+    int log2_min_cb_size  = s->ps.sps->log2_min_cb_size;
     int x                 = xC >> log2_min_cb_size;
     int y                 = yC >> log2_min_cb_size;
-    return s->qp_y_tab[x + y * s->sps->min_cb_width];
+    return s->qp_y_tab[x + y * s->ps.sps->min_cb_width];
 }
 
 static void copy_CTB(uint8_t *dst, uint8_t *src,
@@ -184,7 +184,7 @@ static void copy_CTB(uint8_t *dst, uint8_t *src,
     }
 }
 
-#define CTB(tab, x, y) ((tab)[(y) * s->sps->ctb_width + (x)])
+#define CTB(tab, x, y) ((tab)[(y) * s->ps.sps->ctb_width + (x)])
 
 static void sao_filter_CTB(HEVCContext *s, int x, int y)
 {
@@ -196,30 +196,30 @@ static void sao_filter_CTB(HEVCContext *s, int x, int y)
     SAOParams *sao[4];
     int classes[4];
     int x_shift = 0, y_shift = 0;
-    int x_ctb = x >> s->sps->log2_ctb_size;
-    int y_ctb = y >> s->sps->log2_ctb_size;
-    int ctb_addr_rs = y_ctb * s->sps->ctb_width + x_ctb;
-    int ctb_addr_ts = s->pps->ctb_addr_rs_to_ts[ctb_addr_rs];
+    int x_ctb = x >> s->ps.sps->log2_ctb_size;
+    int y_ctb = y >> s->ps.sps->log2_ctb_size;
+    int ctb_addr_rs = y_ctb * s->ps.sps->ctb_width + x_ctb;
+    int ctb_addr_ts = s->ps.pps->ctb_addr_rs_to_ts[ctb_addr_rs];
 
     // flags indicating unfilterable edges
     uint8_t vert_edge[]  = { 0, 0, 0, 0 };
     uint8_t horiz_edge[] = { 0, 0, 0, 0 };
     uint8_t diag_edge[]  = { 0, 0, 0, 0 };
     uint8_t lfase[3]; // current, above, left
-    uint8_t no_tile_filter = s->pps->tiles_enabled_flag &&
-                             !s->pps->loop_filter_across_tiles_enabled_flag;
+    uint8_t no_tile_filter = s->ps.pps->tiles_enabled_flag &&
+                             !s->ps.pps->loop_filter_across_tiles_enabled_flag;
     uint8_t left_tile_edge = 0, up_tile_edge = 0;
 
     sao[0]     = &CTB(s->sao, x_ctb, y_ctb);
     edges[0]   = x_ctb == 0;
     edges[1]   = y_ctb == 0;
-    edges[2]   = x_ctb == s->sps->ctb_width  - 1;
-    edges[3]   = y_ctb == s->sps->ctb_height - 1;
+    edges[2]   = x_ctb == s->ps.sps->ctb_width  - 1;
+    edges[3]   = y_ctb == s->ps.sps->ctb_height - 1;
     lfase[0]   = CTB(s->filter_slice_edges, x_ctb, y_ctb);
     classes[0] = 0;
 
     if (!edges[0]) {
-        left_tile_edge = no_tile_filter && s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs-1]];
+        left_tile_edge = no_tile_filter && s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[s->ps.pps->ctb_addr_rs_to_ts[ctb_addr_rs-1]];
         sao[class] = &CTB(s->sao, x_ctb - 1, y_ctb);
         vert_edge[0] = (!lfase[0] && CTB(s->tab_slice_address, x_ctb, y_ctb) != CTB(s->tab_slice_address, x_ctb - 1, y_ctb)) || left_tile_edge;
         vert_edge[2] = vert_edge[0];
@@ -230,7 +230,7 @@ static void sao_filter_CTB(HEVCContext *s, int x, int y)
     }
 
     if (!edges[1]) {
-        up_tile_edge = no_tile_filter && s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs - s->sps->ctb_width]];
+        up_tile_edge = no_tile_filter && s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[s->ps.pps->ctb_addr_rs_to_ts[ctb_addr_rs - s->ps.sps->ctb_width]];
         sao[class] = &CTB(s->sao, x_ctb, y_ctb - 1);
         horiz_edge[0] = (!lfase[0] && CTB(s->tab_slice_address, x_ctb, y_ctb) != CTB(s->tab_slice_address, x_ctb, y_ctb - 1)) || up_tile_edge;
         horiz_edge[1] = horiz_edge[0];
@@ -275,18 +275,18 @@ static void sao_filter_CTB(HEVCContext *s, int x, int y)
         int x0 = x >> chroma;
         int y0 = y >> chroma;
         int stride = s->frame->linesize[c_idx];
-        int ctb_size = (1 << (s->sps->log2_ctb_size)) >> s->sps->hshift[c_idx];
+        int ctb_size = (1 << (s->ps.sps->log2_ctb_size)) >> s->ps.sps->hshift[c_idx];
         int width = FFMIN(ctb_size,
-                          (s->sps->width >> s->sps->hshift[c_idx]) - x0);
+                          (s->ps.sps->width >> s->ps.sps->hshift[c_idx]) - x0);
         int height = FFMIN(ctb_size,
-                           (s->sps->height >> s->sps->vshift[c_idx]) - y0);
+                           (s->ps.sps->height >> s->ps.sps->vshift[c_idx]) - y0);
 
-        uint8_t *src = &s->frame->data[c_idx][y0 * stride + (x0 << s->sps->pixel_shift)];
-        uint8_t *dst = &s->sao_frame->data[c_idx][y0 * stride + (x0 << s->sps->pixel_shift)];
-        int offset = (y_shift >> chroma) * stride + ((x_shift >> chroma) << s->sps->pixel_shift);
+        uint8_t *src = &s->frame->data[c_idx][y0 * stride + (x0 << s->ps.sps->pixel_shift)];
+        uint8_t *dst = &s->sao_frame->data[c_idx][y0 * stride + (x0 << s->ps.sps->pixel_shift)];
+        int offset = (y_shift >> chroma) * stride + ((x_shift >> chroma) << s->ps.sps->pixel_shift);
 
         copy_CTB(dst - offset, src - offset,
-                 (edges[2] ? width  + (x_shift >> chroma) : width)  << s->sps->pixel_shift,
+                 (edges[2] ? width  + (x_shift >> chroma) : width)  << s->ps.sps->pixel_shift,
                  (edges[3] ? height + (y_shift >> chroma) : height), stride);
 
         for (class_index = 0; class_index < class; class_index++) {
@@ -316,7 +316,7 @@ static void sao_filter_CTB(HEVCContext *s, int x, int y)
 
 static int get_pcm(HEVCContext *s, int x, int y)
 {
-    int log2_min_pu_size = s->sps->log2_min_pu_size;
+    int log2_min_pu_size = s->ps.sps->log2_min_pu_size;
     int x_pu, y_pu;
 
     if (x < 0 || y < 0)
@@ -325,9 +325,9 @@ static int get_pcm(HEVCContext *s, int x, int y)
     x_pu = x >> log2_min_pu_size;
     y_pu = y >> log2_min_pu_size;
 
-    if (x_pu >= s->sps->min_pu_width || y_pu >= s->sps->min_pu_height)
+    if (x_pu >= s->ps.sps->min_pu_width || y_pu >= s->ps.sps->min_pu_height)
         return 2;
-    return s->is_pcm[y_pu * s->sps->min_pu_width + x_pu];
+    return s->is_pcm[y_pu * s->ps.sps->min_pu_width + x_pu];
 }
 
 #define TC_CALC(qp, bs)                                                 \
@@ -343,16 +343,16 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
     uint8_t no_p[2] = { 0 };
     uint8_t no_q[2] = { 0 };
 
-    int log2_ctb_size = s->sps->log2_ctb_size;
+    int log2_ctb_size = s->ps.sps->log2_ctb_size;
     int ctb_size        = 1 << log2_ctb_size;
     int ctb             = (x0 >> log2_ctb_size) +
-                          (y0 >> log2_ctb_size) * s->sps->ctb_width;
+                          (y0 >> log2_ctb_size) * s->ps.sps->ctb_width;
     int cur_tc_offset   = s->deblock[ctb].tc_offset;
     int cur_beta_offset = s->deblock[ctb].beta_offset;
     int tc_offset, left_tc_offset, beta_offset, left_beta_offset;
-    int pcmf = (s->sps->pcm_enabled_flag &&
-                s->sps->pcm.loop_filter_disable_flag) ||
-               s->pps->transquant_bypass_enable_flag;
+    int pcmf = (s->ps.sps->pcm_enabled_flag &&
+                s->ps.sps->pcm.loop_filter_disable_flag) ||
+               s->ps.pps->transquant_bypass_enable_flag;
 
     if (x0) {
         left_tc_offset   = s->deblock[ctb - 1].tc_offset;
@@ -360,11 +360,11 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
     }
 
     x_end = x0 + ctb_size;
-    if (x_end > s->sps->width)
-        x_end = s->sps->width;
+    if (x_end > s->ps.sps->width)
+        x_end = s->ps.sps->width;
     y_end = y0 + ctb_size;
-    if (y_end > s->sps->height)
-        y_end = s->sps->height;
+    if (y_end > s->ps.sps->height)
+        y_end = s->ps.sps->height;
 
     tc_offset   = cur_tc_offset;
     beta_offset = cur_beta_offset;
@@ -381,7 +381,7 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
 
                 tc[0]   = bs0 ? TC_CALC(qp, bs0) : 0;
                 tc[1]   = bs1 ? TC_CALC(qp, bs1) : 0;
-                src     = &s->frame->data[LUMA][y * s->frame->linesize[LUMA] + (x << s->sps->pixel_shift)];
+                src     = &s->frame->data[LUMA][y * s->frame->linesize[LUMA] + (x << s->ps.sps->pixel_shift)];
                 if (pcmf) {
                     no_p[0] = get_pcm(s, x - 1, y);
                     no_p[1] = get_pcm(s, x - 1, y + 4);
@@ -410,7 +410,7 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
 
                     c_tc[0] = (bs0 == 2) ? chroma_tc(s, qp0, chroma, tc_offset) : 0;
                     c_tc[1] = (bs1 == 2) ? chroma_tc(s, qp1, chroma, tc_offset) : 0;
-                    src     = &s->frame->data[chroma][y / 2 * s->frame->linesize[chroma] + ((x / 2) << s->sps->pixel_shift)];
+                    src     = &s->frame->data[chroma][y / 2 * s->frame->linesize[chroma] + ((x / 2) << s->ps.sps->pixel_shift)];
                     if (pcmf) {
                         no_p[0] = get_pcm(s, x - 1, y);
                         no_p[1] = get_pcm(s, x - 1, y + 8);
@@ -429,7 +429,7 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
     }
 
     // horizontal filtering luma
-    if (x_end != s->sps->width)
+    if (x_end != s->ps.sps->width)
         x_end -= 8;
     for (y = y0 ? y0 : 8; y < y_end; y += 8) {
         for (x = x0 ? x0 - 8 : 0; x < x_end; x += 8) {
@@ -444,7 +444,7 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
                 beta = betatable[av_clip(qp + beta_offset, 0, MAX_QP)];
                 tc[0]   = bs0 ? TC_CALC(qp, bs0) : 0;
                 tc[1]   = bs1 ? TC_CALC(qp, bs1) : 0;
-                src     = &s->frame->data[LUMA][y * s->frame->linesize[LUMA] + (x << s->sps->pixel_shift)];
+                src     = &s->frame->data[LUMA][y * s->frame->linesize[LUMA] + (x << s->ps.sps->pixel_shift)];
                 if (pcmf) {
                     no_p[0] = get_pcm(s, x, y - 1);
                     no_p[1] = get_pcm(s, x + 4, y - 1);
@@ -486,7 +486,7 @@ static void deblocking_filter_CTB(HEVCContext *s, int x0, int y0)
                     tc_offset = x >= x0 ? cur_tc_offset : left_tc_offset;
                     c_tc[0]   = bs0 == 2 ? chroma_tc(s, qp0, chroma, tc_offset)     : 0;
                     c_tc[1]   = bs1 == 2 ? chroma_tc(s, qp1, chroma, cur_tc_offset) : 0;
-                    src       = &s->frame->data[chroma][y / 2 * s->frame->linesize[chroma] + ((x / 2) << s->sps->pixel_shift)];
+                    src       = &s->frame->data[chroma][y / 2 * s->frame->linesize[chroma] + ((x / 2) << s->ps.sps->pixel_shift)];
                     if (pcmf) {
                         no_p[0] = get_pcm(s, x, y - 1);
                         no_p[1] = get_pcm(s, x + 8, y - 1);
@@ -588,10 +588,10 @@ void ff_hevc_deblocking_boundary_strengths(HEVCContext *s, int x0, int y0,
 {
     HEVCLocalContext *lc = &s->HEVClc;
     MvField *tab_mvf     = s->ref->tab_mvf;
-    int log2_min_pu_size = s->sps->log2_min_pu_size;
-    int log2_min_tu_size = s->sps->log2_min_tb_size;
-    int min_pu_width     = s->sps->min_pu_width;
-    int min_tu_width     = s->sps->min_tb_width;
+    int log2_min_pu_size = s->ps.sps->log2_min_pu_size;
+    int log2_min_tu_size = s->ps.sps->log2_min_tb_size;
+    int min_pu_width     = s->ps.sps->min_pu_width;
+    int min_tu_width     = s->ps.sps->min_tb_width;
     int is_intra = tab_mvf[(y0 >> log2_min_pu_size) * min_pu_width +
                            (x0 >> log2_min_pu_size)].is_intra;
     int boundary_upper, boundary_left;
@@ -601,10 +601,10 @@ void ff_hevc_deblocking_boundary_strengths(HEVCContext *s, int x0, int y0,
     if (boundary_upper &&
         ((!s->sh.slice_loop_filter_across_slices_enabled_flag &&
           lc->boundary_flags & BOUNDARY_UPPER_SLICE &&
-          (y0 % (1 << s->sps->log2_ctb_size)) == 0) ||
-         (!s->pps->loop_filter_across_tiles_enabled_flag &&
+          (y0 % (1 << s->ps.sps->log2_ctb_size)) == 0) ||
+         (!s->ps.pps->loop_filter_across_tiles_enabled_flag &&
           lc->boundary_flags & BOUNDARY_UPPER_TILE &&
-          (y0 % (1 << s->sps->log2_ctb_size)) == 0)))
+          (y0 % (1 << s->ps.sps->log2_ctb_size)) == 0)))
         boundary_upper = 0;
 
     if (boundary_upper) {
@@ -633,7 +633,7 @@ void ff_hevc_deblocking_boundary_strengths(HEVCContext *s, int x0, int y0,
     }
 
     // bs for TU internal horizontal PU boundaries
-    if (log2_trafo_size > s->sps->log2_min_pu_size && !is_intra) {
+    if (log2_trafo_size > s->ps.sps->log2_min_pu_size && !is_intra) {
         RefPicList *rpl = s->ref->refPicList;
 
         for (j = 8; j < (1 << log2_trafo_size); j += 8) {
@@ -663,10 +663,10 @@ void ff_hevc_deblocking_boundary_strengths(HEVCContext *s, int x0, int y0,
     if (boundary_left &&
         ((!s->sh.slice_loop_filter_across_slices_enabled_flag &&
           lc->boundary_flags & BOUNDARY_LEFT_SLICE &&
-          (x0 % (1 << s->sps->log2_ctb_size)) == 0) ||
-         (!s->pps->loop_filter_across_tiles_enabled_flag &&
+          (x0 % (1 << s->ps.sps->log2_ctb_size)) == 0) ||
+         (!s->ps.pps->loop_filter_across_tiles_enabled_flag &&
           lc->boundary_flags & BOUNDARY_LEFT_TILE &&
-          (x0 % (1 << s->sps->log2_ctb_size)) == 0)))
+          (x0 % (1 << s->ps.sps->log2_ctb_size)) == 0)))
         boundary_left = 0;
 
     if (boundary_left) {
@@ -729,7 +729,7 @@ void ff_hevc_deblocking_boundary_strengths(HEVCContext *s, int x0, int y0,
 void ff_hevc_hls_filter(HEVCContext *s, int x, int y)
 {
     deblocking_filter_CTB(s, x, y);
-    if (s->sps->sao_enabled)
+    if (s->ps.sps->sao_enabled)
         sao_filter_CTB(s, x, y);
 }
 
@@ -737,10 +737,10 @@ void ff_hevc_hls_filters(HEVCContext *s, int x_ctb, int y_ctb, int ctb_size)
 {
     if (y_ctb && x_ctb)
         ff_hevc_hls_filter(s, x_ctb - ctb_size, y_ctb - ctb_size);
-    if (y_ctb && x_ctb >= s->sps->width - ctb_size) {
+    if (y_ctb && x_ctb >= s->ps.sps->width - ctb_size) {
         ff_hevc_hls_filter(s, x_ctb, y_ctb - ctb_size);
         ff_thread_report_progress(&s->ref->tf, y_ctb - ctb_size, 0);
     }
-    if (x_ctb && y_ctb >= s->sps->height - ctb_size)
+    if (x_ctb && y_ctb >= s->ps.sps->height - ctb_size)
         ff_hevc_hls_filter(s, x_ctb - ctb_size, y_ctb);
 }
diff --git a/libavcodec/hevc_mvs.c b/libavcodec/hevc_mvs.c
index 23ea2ec2ee..b99223c07b 100644
--- a/libavcodec/hevc_mvs.c
+++ b/libavcodec/hevc_mvs.c
@@ -42,17 +42,17 @@ void ff_hevc_set_neighbour_available(HEVCContext *s, int x0, int y0,
                                      int nPbW, int nPbH)
 {
     HEVCLocalContext *lc = &s->HEVClc;
-    int x0b = x0 & ((1 << s->sps->log2_ctb_size) - 1);
-    int y0b = y0 & ((1 << s->sps->log2_ctb_size) - 1);
+    int x0b = x0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
+    int y0b = y0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
 
     lc->na.cand_up       = (lc->ctb_up_flag   || y0b);
     lc->na.cand_left     = (lc->ctb_left_flag || x0b);
     lc->na.cand_up_left  = (!x0b && !y0b) ? lc->ctb_up_left_flag : lc->na.cand_left && lc->na.cand_up;
     lc->na.cand_up_right_sap =
-            ((x0b + nPbW) == (1 << s->sps->log2_ctb_size)) ?
+            ((x0b + nPbW) == (1 << s->ps.sps->log2_ctb_size)) ?
                     lc->ctb_up_right_flag && !y0b : lc->na.cand_up;
     lc->na.cand_up_right =
-            ((x0b + nPbW) == (1 << s->sps->log2_ctb_size) ?
+            ((x0b + nPbW) == (1 << s->ps.sps->log2_ctb_size) ?
                     lc->ctb_up_right_flag && !y0b : lc->na.cand_up )
                      && (x0 + nPbW) < lc->end_of_tiles_x;
     lc->na.cand_bottom_left = ((y0 + nPbH) >= lc->end_of_tiles_y) ? 0 : lc->na.cand_left;
@@ -65,18 +65,18 @@ static int z_scan_block_avail(HEVCContext *s, int xCurr, int yCurr,
                               int xN, int yN)
 {
 #define MIN_TB_ADDR_ZS(x, y)                                            \
-    s->pps->min_tb_addr_zs[(y) * s->sps->min_tb_width + (x)]
-    int Curr = MIN_TB_ADDR_ZS(xCurr >> s->sps->log2_min_tb_size,
-                              yCurr >> s->sps->log2_min_tb_size);
+    s->ps.pps->min_tb_addr_zs[(y) * s->ps.sps->min_tb_width + (x)]
+    int Curr = MIN_TB_ADDR_ZS(xCurr >> s->ps.sps->log2_min_tb_size,
+                              yCurr >> s->ps.sps->log2_min_tb_size);
     int N;
 
     if (xN < 0 || yN < 0 ||
-        xN >= s->sps->width ||
-        yN >= s->sps->height)
+        xN >= s->ps.sps->width ||
+        yN >= s->ps.sps->height)
         return 0;
 
-    N = MIN_TB_ADDR_ZS(xN >> s->sps->log2_min_tb_size,
-                       yN >> s->sps->log2_min_tb_size);
+    N = MIN_TB_ADDR_ZS(xN >> s->ps.sps->log2_min_tb_size,
+                       yN >> s->ps.sps->log2_min_tb_size);
 
     return N <= Curr;
 }
@@ -112,7 +112,7 @@ static int check_prediction_block_available(HEVCContext *s, int log2_cb_size,
 //check if the two luma locations belong to the same mostion estimation region
 static int isDiffMER(HEVCContext *s, int xN, int yN, int xP, int yP)
 {
-    uint8_t plevel = s->pps->log2_parallel_merge_level;
+    uint8_t plevel = s->ps.pps->log2_parallel_merge_level;
 
     return xN >> plevel == xP >> plevel &&
            yN >> plevel == yP >> plevel;
@@ -251,7 +251,7 @@ static int temporal_luma_motion_vector(HEVCContext *s, int x0, int y0,
     MvField *tab_mvf;
     MvField temp_col;
     int x, y, x_pu, y_pu;
-    int min_pu_width = s->sps->min_pu_width;
+    int min_pu_width = s->ps.sps->min_pu_width;
     int availableFlagLXCol = 0;
     int colPic;
 
@@ -270,14 +270,14 @@ static int temporal_luma_motion_vector(HEVCContext *s, int x0, int y0,
     y = y0 + nPbH;
 
     if (tab_mvf &&
-        (y0 >> s->sps->log2_ctb_size) == (y >> s->sps->log2_ctb_size) &&
-        y < s->sps->height &&
-        x < s->sps->width) {
+        (y0 >> s->ps.sps->log2_ctb_size) == (y >> s->ps.sps->log2_ctb_size) &&
+        y < s->ps.sps->height &&
+        x < s->ps.sps->width) {
         x                 &= ~15;
         y                 &= ~15;
         ff_thread_await_progress(&ref->tf, y, 0);
-        x_pu               = x >> s->sps->log2_min_pu_size;
-        y_pu               = y >> s->sps->log2_min_pu_size;
+        x_pu               = x >> s->ps.sps->log2_min_pu_size;
+        y_pu               = y >> s->ps.sps->log2_min_pu_size;
         temp_col           = TAB_MVF(x_pu, y_pu);
         availableFlagLXCol = DERIVE_TEMPORAL_COLOCATED_MVS;
     }
@@ -289,8 +289,8 @@ static int temporal_luma_motion_vector(HEVCContext *s, int x0, int y0,
         x                 &= ~15;
         y                 &= ~15;
         ff_thread_await_progress(&ref->tf, y, 0);
-        x_pu               = x >> s->sps->log2_min_pu_size;
-        y_pu               = y >> s->sps->log2_min_pu_size;
+        x_pu               = x >> s->ps.sps->log2_min_pu_size;
+        y_pu               = y >> s->ps.sps->log2_min_pu_size;
         temp_col           = TAB_MVF(x_pu, y_pu);
         availableFlagLXCol = DERIVE_TEMPORAL_COLOCATED_MVS;
     }
@@ -322,7 +322,7 @@ static void derive_spatial_merge_candidates(HEVCContext *s, int x0, int y0,
     RefPicList *refPicList = s->ref->refPicList;
     MvField *tab_mvf       = s->ref->tab_mvf;
 
-    const int min_pu_width = s->sps->min_pu_width;
+    const int min_pu_width = s->ps.sps->min_pu_width;
 
     const int cand_bottom_left = lc->na.cand_bottom_left;
     const int cand_left        = lc->na.cand_left;
@@ -332,28 +332,28 @@ static void derive_spatial_merge_candidates(HEVCContext *s, int x0, int y0,
 
     const int xA1    = x0 - 1;
     const int yA1    = y0 + nPbH - 1;
-    const int xA1_pu = xA1 >> s->sps->log2_min_pu_size;
-    const int yA1_pu = yA1 >> s->sps->log2_min_pu_size;
+    const int xA1_pu = xA1 >> s->ps.sps->log2_min_pu_size;
+    const int yA1_pu = yA1 >> s->ps.sps->log2_min_pu_size;
 
     const int xB1    = x0 + nPbW - 1;
     const int yB1    = y0 - 1;
-    const int xB1_pu = xB1 >> s->sps->log2_min_pu_size;
-    const int yB1_pu = yB1 >> s->sps->log2_min_pu_size;
+    const int xB1_pu = xB1 >> s->ps.sps->log2_min_pu_size;
+    const int yB1_pu = yB1 >> s->ps.sps->log2_min_pu_size;
 
     const int xB0    = x0 + nPbW;
     const int yB0    = y0 - 1;
-    const int xB0_pu = xB0 >> s->sps->log2_min_pu_size;
-    const int yB0_pu = yB0 >> s->sps->log2_min_pu_size;
+    const int xB0_pu = xB0 >> s->ps.sps->log2_min_pu_size;
+    const int yB0_pu = yB0 >> s->ps.sps->log2_min_pu_size;
 
     const int xA0    = x0 - 1;
     const int yA0    = y0 + nPbH;
-    const int xA0_pu = xA0 >> s->sps->log2_min_pu_size;
-    const int yA0_pu = yA0 >> s->sps->log2_min_pu_size;
+    const int xA0_pu = xA0 >> s->ps.sps->log2_min_pu_size;
+    const int yA0_pu = yA0 >> s->ps.sps->log2_min_pu_size;
 
     const int xB2    = x0 - 1;
     const int yB2    = y0 - 1;
-    const int xB2_pu = xB2 >> s->sps->log2_min_pu_size;
-    const int yB2_pu = yB2 >> s->sps->log2_min_pu_size;
+    const int xB2_pu = xB2 >> s->ps.sps->log2_min_pu_size;
+    const int yB2_pu = yB2 >> s->ps.sps->log2_min_pu_size;
 
     const int nb_refs = (s->sh.slice_type == P_SLICE) ?
                         s->sh.nb_refs[0] : FFMIN(s->sh.nb_refs[0], s->sh.nb_refs[1]);
@@ -554,7 +554,7 @@ void ff_hevc_luma_mv_merge_mode(HEVCContext *s, int x0, int y0, int nPbW,
     int nPbH2 = nPbH;
     HEVCLocalContext *lc = &s->HEVClc;
 
-    if (s->pps->log2_parallel_merge_level > 2 && nCS == 8) {
+    if (s->ps.pps->log2_parallel_merge_level > 2 && nCS == 8) {
         singleMCLFlag = 1;
         x0            = lc->cu.x;
         y0            = lc->cu.y;
@@ -599,7 +599,7 @@ static int mv_mp_mode_mx(HEVCContext *s, int x, int y, int pred_flag_index,
                          Mv *mv, int ref_idx_curr, int ref_idx)
 {
     MvField *tab_mvf = s->ref->tab_mvf;
-    int min_pu_width = s->sps->min_pu_width;
+    int min_pu_width = s->ps.sps->min_pu_width;
 
     RefPicList *refPicList = s->ref->refPicList;
 
@@ -615,7 +615,7 @@ static int mv_mp_mode_mx_lt(HEVCContext *s, int x, int y, int pred_flag_index,
                             Mv *mv, int ref_idx_curr, int ref_idx)
 {
     MvField *tab_mvf = s->ref->tab_mvf;
-    int min_pu_width = s->sps->min_pu_width;
+    int min_pu_width = s->ps.sps->min_pu_width;
 
     RefPicList *refPicList = s->ref->refPicList;
     int currIsLongTerm     = refPicList[ref_idx_curr].isLongTerm[ref_idx];
@@ -653,7 +653,7 @@ void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0, int nPbW,
     int availableFlagLXA0 = 0;
     int availableFlagLXB0 = 0;
     int numMVPCandLX = 0;
-    int min_pu_width = s->sps->min_pu_width;
+    int min_pu_width = s->ps.sps->min_pu_width;
 
     int xA0, yA0;
     int xA0_pu, yA0_pu;
@@ -681,15 +681,15 @@ void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0, int nPbW,
     int ref_idx = 0;
     int pred_flag_index_l0;
     int pred_flag_index_l1;
-    int x0b = x0 & ((1 << s->sps->log2_ctb_size) - 1);
-    int y0b = y0 & ((1 << s->sps->log2_ctb_size) - 1);
+    int x0b = x0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
+    int y0b = y0 & ((1 << s->ps.sps->log2_ctb_size) - 1);
 
     int cand_up = (lc->ctb_up_flag || y0b);
     int cand_left = (lc->ctb_left_flag || x0b);
     int cand_up_left =
             (!x0b && !y0b) ? lc->ctb_up_left_flag : cand_left && cand_up;
     int cand_up_right =
-            (x0b + nPbW == (1 << s->sps->log2_ctb_size) ||
+            (x0b + nPbW == (1 << s->ps.sps->log2_ctb_size) ||
              x0  + nPbW >= lc->end_of_tiles_x) ? lc->ctb_up_right_flag && !y0b
                                                : cand_up;
     int cand_bottom_left = (y0 + nPbH >= lc->end_of_tiles_y) ? 0 : cand_left;
@@ -702,16 +702,16 @@ void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0, int nPbW,
     // left bottom spatial candidate
     xA0 = x0 - 1;
     yA0 = y0 + nPbH;
-    xA0_pu = xA0 >> s->sps->log2_min_pu_size;
-    yA0_pu = yA0 >> s->sps->log2_min_pu_size;
+    xA0_pu = xA0 >> s->ps.sps->log2_min_pu_size;
+    yA0_pu = yA0 >> s->ps.sps->log2_min_pu_size;
 
     is_available_a0 = PRED_BLOCK_AVAILABLE(A0) && AVAILABLE(cand_bottom_left, A0);
 
     //left spatial merge candidate
     xA1    = x0 - 1;
     yA1    = y0 + nPbH - 1;
-    xA1_pu = xA1 >> s->sps->log2_min_pu_size;
-    yA1_pu = yA1 >> s->sps->log2_min_pu_size;
+    xA1_pu = xA1 >> s->ps.sps->log2_min_pu_size;
+    yA1_pu = yA1 >> s->ps.sps->log2_min_pu_size;
 
     is_available_a1 = AVAILABLE(cand_left, A1);
     if (is_available_a0 || is_available_a1)
@@ -750,8 +750,8 @@ void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0, int nPbW,
     // above right spatial merge candidate
     xB0    = x0 + nPbW;
     yB0    = y0 - 1;
-    xB0_pu = xB0 >> s->sps->log2_min_pu_size;
-    yB0_pu = yB0 >> s->sps->log2_min_pu_size;
+    xB0_pu = xB0 >> s->ps.sps->log2_min_pu_size;
+    yB0_pu = yB0 >> s->ps.sps->log2_min_pu_size;
 
     is_available_b0 = PRED_BLOCK_AVAILABLE(B0) && AVAILABLE(cand_up_right, B0);
 
@@ -765,8 +765,8 @@ void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0, int nPbW,
         // above spatial merge candidate
         xB1    = x0 + nPbW - 1;
         yB1    = y0 - 1;
-        xB1_pu = xB1 >> s->sps->log2_min_pu_size;
-        yB1_pu = yB1 >> s->sps->log2_min_pu_size;
+        xB1_pu = xB1 >> s->ps.sps->log2_min_pu_size;
+        yB1_pu = yB1 >> s->ps.sps->log2_min_pu_size;
 
         is_available_b1 = AVAILABLE(cand_up, B1);
 
@@ -781,8 +781,8 @@ void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0, int nPbW,
         // above left spatial merge candidate
         xB2 = x0 - 1;
         yB2 = y0 - 1;
-        xB2_pu = xB2 >> s->sps->log2_min_pu_size;
-        yB2_pu = yB2 >> s->sps->log2_min_pu_size;
+        xB2_pu = xB2 >> s->ps.sps->log2_min_pu_size;
+        yB2_pu = yB2 >> s->ps.sps->log2_min_pu_size;
         is_available_b2 = AVAILABLE(cand_up_left, B2);
 
         if (is_available_b2) {
diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
index 98d4a2f3ee..6102905709 100644
--- a/libavcodec/hevc_ps.c
+++ b/libavcodec/hevc_ps.c
@@ -70,14 +70,14 @@ static const AVRational vui_sar[] = {
     {  2,   1 },
 };
 
-static void remove_pps(HEVCContext *s, int id)
+static void remove_pps(HEVCParamSets *s, int id)
 {
     if (s->pps_list[id] && s->pps == (const HEVCPPS*)s->pps_list[id]->data)
         s->pps = NULL;
     av_buffer_unref(&s->pps_list[id]);
 }
 
-static void remove_sps(HEVCContext *s, int id)
+static void remove_sps(HEVCParamSets *s, int id)
 {
     int i;
     if (s->sps_list[id]) {
@@ -92,7 +92,7 @@ static void remove_sps(HEVCContext *s, int id)
     av_buffer_unref(&s->sps_list[id]);
 }
 
-static void remove_vps(HEVCContext *s, int id)
+static void remove_vps(HEVCParamSets *s, int id)
 {
     int i;
     if (s->vps_list[id]) {
@@ -350,10 +350,10 @@ static void decode_hrd(GetBitContext *gb, int common_inf_present,
     }
 }
 
-int ff_hevc_decode_nal_vps(HEVCContext *s)
+int ff_hevc_decode_nal_vps(GetBitContext *gb, AVCodecContext *avctx,
+                           HEVCParamSets *ps)
 {
     int i,j;
-    GetBitContext *gb = &s->HEVClc.gb;
     int vps_id = 0;
     HEVCVPS *vps;
     AVBufferRef *vps_buf = av_buffer_allocz(sizeof(*vps));
@@ -362,16 +362,16 @@ int ff_hevc_decode_nal_vps(HEVCContext *s)
         return AVERROR(ENOMEM);
     vps = (HEVCVPS*)vps_buf->data;
 
-    av_log(s->avctx, AV_LOG_DEBUG, "Decoding VPS\n");
+    av_log(avctx, AV_LOG_DEBUG, "Decoding VPS\n");
 
     vps_id = get_bits(gb, 4);
     if (vps_id >= MAX_VPS_COUNT) {
-        av_log(s->avctx, AV_LOG_ERROR, "VPS id out of range: %d\n", vps_id);
+        av_log(avctx, AV_LOG_ERROR, "VPS id out of range: %d\n", vps_id);
         goto err;
     }
 
     if (get_bits(gb, 2) != 3) { // vps_reserved_three_2bits
-        av_log(s->avctx, AV_LOG_ERROR, "vps_reserved_three_2bits is not three\n");
+        av_log(avctx, AV_LOG_ERROR, "vps_reserved_three_2bits is not three\n");
         goto err;
     }
 
@@ -380,17 +380,17 @@ int ff_hevc_decode_nal_vps(HEVCContext *s)
     vps->vps_temporal_id_nesting_flag = get_bits1(gb);
 
     if (get_bits(gb, 16) != 0xffff) { // vps_reserved_ffff_16bits
-        av_log(s->avctx, AV_LOG_ERROR, "vps_reserved_ffff_16bits is not 0xffff\n");
+        av_log(avctx, AV_LOG_ERROR, "vps_reserved_ffff_16bits is not 0xffff\n");
         goto err;
     }
 
     if (vps->vps_max_sub_layers > MAX_SUB_LAYERS) {
-        av_log(s->avctx, AV_LOG_ERROR, "vps_max_sub_layers out of range: %d\n",
+        av_log(avctx, AV_LOG_ERROR, "vps_max_sub_layers out of range: %d\n",
                vps->vps_max_sub_layers);
         goto err;
     }
 
-    parse_ptl(gb, s->avctx, &vps->ptl, vps->vps_max_sub_layers);
+    parse_ptl(gb, avctx, &vps->ptl, vps->vps_max_sub_layers);
 
     vps->vps_sub_layer_ordering_info_present_flag = get_bits1(gb);
 
@@ -401,14 +401,14 @@ int ff_hevc_decode_nal_vps(HEVCContext *s)
         vps->vps_max_latency_increase[i]  = get_ue_golomb_long(gb) - 1;
 
         if (vps->vps_max_dec_pic_buffering[i] > MAX_DPB_SIZE) {
-            av_log(s->avctx, AV_LOG_ERROR, "vps_max_dec_pic_buffering_minus1 out of range: %d\n",
+            av_log(avctx, AV_LOG_ERROR, "vps_max_dec_pic_buffering_minus1 out of range: %d\n",
                    vps->vps_max_dec_pic_buffering[i] - 1);
             goto err;
         }
         if (vps->vps_num_reorder_pics[i] > vps->vps_max_dec_pic_buffering[i] - 1) {
-            av_log(s->avctx, AV_LOG_WARNING, "vps_max_num_reorder_pics out of range: %d\n",
+            av_log(avctx, AV_LOG_WARNING, "vps_max_num_reorder_pics out of range: %d\n",
                    vps->vps_num_reorder_pics[i]);
-            if (s->avctx->err_recognition & AV_EF_EXPLODE)
+            if (avctx->err_recognition & AV_EF_EXPLODE)
                 goto err;
         }
     }
@@ -438,12 +438,12 @@ int ff_hevc_decode_nal_vps(HEVCContext *s)
     }
     get_bits1(gb); /* vps_extension_flag */
 
-    if (s->vps_list[vps_id] &&
-        !memcmp(s->vps_list[vps_id]->data, vps_buf->data, vps_buf->size)) {
+    if (ps->vps_list[vps_id] &&
+        !memcmp(ps->vps_list[vps_id]->data, vps_buf->data, vps_buf->size)) {
         av_buffer_unref(&vps_buf);
     } else {
-        remove_vps(s, vps_id);
-        s->vps_list[vps_id] = vps_buf;
+        remove_vps(ps, vps_id);
+        ps->vps_list[vps_id] = vps_buf;
     }
 
     return 0;
@@ -968,7 +968,8 @@ err:
     return ret;
 }
 
-int ff_hevc_decode_nal_sps(HEVCContext *s)
+int ff_hevc_decode_nal_sps(GetBitContext *gb, AVCodecContext *avctx,
+                           HEVCParamSets *ps, int apply_defdispwin)
 {
     HEVCSPS *sps;
     AVBufferRef *sps_buf = av_buffer_allocz(sizeof(*sps));
@@ -979,18 +980,18 @@ int ff_hevc_decode_nal_sps(HEVCContext *s)
         return AVERROR(ENOMEM);
     sps = (HEVCSPS*)sps_buf->data;
 
-    av_log(s->avctx, AV_LOG_DEBUG, "Decoding SPS\n");
+    av_log(avctx, AV_LOG_DEBUG, "Decoding SPS\n");
 
-    ret = ff_hevc_parse_sps(sps, &s->HEVClc.gb, &sps_id,
-                            s->apply_defdispwin,
-                            s->vps_list, s->avctx);
+    ret = ff_hevc_parse_sps(sps, gb, &sps_id,
+                            apply_defdispwin,
+                            ps->vps_list, avctx);
     if (ret < 0) {
         av_buffer_unref(&sps_buf);
         return ret;
     }
 
-    if (s->avctx->debug & FF_DEBUG_BITSTREAM) {
-        av_log(s->avctx, AV_LOG_DEBUG,
+    if (avctx->debug & FF_DEBUG_BITSTREAM) {
+        av_log(avctx, AV_LOG_DEBUG,
                "Parsed SPS: id %d; coded wxh: %dx%d; "
                "cropped wxh: %dx%d; pix_fmt: %s.\n",
                sps_id, sps->width, sps->height,
@@ -1001,12 +1002,12 @@ int ff_hevc_decode_nal_sps(HEVCContext *s)
     /* check if this is a repeat of an already parsed SPS, then keep the
      * original one.
      * otherwise drop all PPSes that depend on it */
-    if (s->sps_list[sps_id] &&
-        !memcmp(s->sps_list[sps_id]->data, sps_buf->data, sps_buf->size)) {
+    if (ps->sps_list[sps_id] &&
+        !memcmp(ps->sps_list[sps_id]->data, sps_buf->data, sps_buf->size)) {
         av_buffer_unref(&sps_buf);
     } else {
-        remove_sps(s, sps_id);
-        s->sps_list[sps_id] = sps_buf;
+        remove_sps(ps, sps_id);
+        ps->sps_list[sps_id] = sps_buf;
     }
 
     return 0;
@@ -1030,9 +1031,9 @@ static void hevc_pps_free(void *opaque, uint8_t *data)
     av_freep(&pps);
 }
 
-int ff_hevc_decode_nal_pps(HEVCContext *s)
+int ff_hevc_decode_nal_pps(GetBitContext *gb, AVCodecContext *avctx,
+                           HEVCParamSets *ps)
 {
-    GetBitContext *gb = &s->HEVClc.gb;
     HEVCSPS      *sps = NULL;
     int pic_area_in_ctbs, pic_area_in_min_tbs;
     int log2_diff_ctb_min_tb_size;
@@ -1053,7 +1054,7 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
         return AVERROR(ENOMEM);
     }
 
-    av_log(s->avctx, AV_LOG_DEBUG, "Decoding PPS\n");
+    av_log(avctx, AV_LOG_DEBUG, "Decoding PPS\n");
 
     // Default values
     pps->loop_filter_across_tiles_enabled_flag = 1;
@@ -1067,22 +1068,22 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
     // Coded parameters
     pps_id = get_ue_golomb_long(gb);
     if (pps_id >= MAX_PPS_COUNT) {
-        av_log(s->avctx, AV_LOG_ERROR, "PPS id out of range: %d\n", pps_id);
+        av_log(avctx, AV_LOG_ERROR, "PPS id out of range: %d\n", pps_id);
         ret = AVERROR_INVALIDDATA;
         goto err;
     }
     pps->sps_id = get_ue_golomb_long(gb);
     if (pps->sps_id >= MAX_SPS_COUNT) {
-        av_log(s->avctx, AV_LOG_ERROR, "SPS id out of range: %d\n", pps->sps_id);
+        av_log(avctx, AV_LOG_ERROR, "SPS id out of range: %d\n", pps->sps_id);
         ret = AVERROR_INVALIDDATA;
         goto err;
     }
-    if (!s->sps_list[pps->sps_id]) {
-        av_log(s->avctx, AV_LOG_ERROR, "SPS %u does not exist.\n", pps->sps_id);
+    if (!ps->sps_list[pps->sps_id]) {
+        av_log(avctx, AV_LOG_ERROR, "SPS %u does not exist.\n", pps->sps_id);
         ret = AVERROR_INVALIDDATA;
         goto err;
     }
-    sps = (HEVCSPS *)s->sps_list[pps->sps_id]->data;
+    sps = (HEVCSPS *)ps->sps_list[pps->sps_id]->data;
 
     pps->dependent_slice_segments_enabled_flag = get_bits1(gb);
     pps->output_flag_present_flag              = get_bits1(gb);
@@ -1107,14 +1108,14 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
 
     pps->cb_qp_offset = get_se_golomb(gb);
     if (pps->cb_qp_offset < -12 || pps->cb_qp_offset > 12) {
-        av_log(s->avctx, AV_LOG_ERROR, "pps_cb_qp_offset out of range: %d\n",
+        av_log(avctx, AV_LOG_ERROR, "pps_cb_qp_offset out of range: %d\n",
                pps->cb_qp_offset);
         ret = AVERROR_INVALIDDATA;
         goto err;
     }
     pps->cr_qp_offset = get_se_golomb(gb);
     if (pps->cr_qp_offset < -12 || pps->cr_qp_offset > 12) {
-        av_log(s->avctx, AV_LOG_ERROR, "pps_cr_qp_offset out of range: %d\n",
+        av_log(avctx, AV_LOG_ERROR, "pps_cr_qp_offset out of range: %d\n",
                pps->cr_qp_offset);
         ret = AVERROR_INVALIDDATA;
         goto err;
@@ -1133,14 +1134,14 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
         pps->num_tile_rows    = get_ue_golomb_long(gb) + 1;
         if (pps->num_tile_columns == 0 ||
             pps->num_tile_columns >= sps->width) {
-            av_log(s->avctx, AV_LOG_ERROR, "num_tile_columns_minus1 out of range: %d\n",
+            av_log(avctx, AV_LOG_ERROR, "num_tile_columns_minus1 out of range: %d\n",
                    pps->num_tile_columns - 1);
             ret = AVERROR_INVALIDDATA;
             goto err;
         }
         if (pps->num_tile_rows == 0 ||
             pps->num_tile_rows >= sps->height) {
-            av_log(s->avctx, AV_LOG_ERROR, "num_tile_rows_minus1 out of range: %d\n",
+            av_log(avctx, AV_LOG_ERROR, "num_tile_rows_minus1 out of range: %d\n",
                    pps->num_tile_rows - 1);
             ret = AVERROR_INVALIDDATA;
             goto err;
@@ -1161,7 +1162,7 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
                 sum                 += pps->column_width[i];
             }
             if (sum >= sps->ctb_width) {
-                av_log(s->avctx, AV_LOG_ERROR, "Invalid tile widths.\n");
+                av_log(avctx, AV_LOG_ERROR, "Invalid tile widths.\n");
                 ret = AVERROR_INVALIDDATA;
                 goto err;
             }
@@ -1173,7 +1174,7 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
                 sum               += pps->row_height[i];
             }
             if (sum >= sps->ctb_height) {
-                av_log(s->avctx, AV_LOG_ERROR, "Invalid tile heights.\n");
+                av_log(avctx, AV_LOG_ERROR, "Invalid tile heights.\n");
                 ret = AVERROR_INVALIDDATA;
                 goto err;
             }
@@ -1192,13 +1193,13 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
             pps->beta_offset = get_se_golomb(gb) * 2;
             pps->tc_offset = get_se_golomb(gb) * 2;
             if (pps->beta_offset/2 < -6 || pps->beta_offset/2 > 6) {
-                av_log(s->avctx, AV_LOG_ERROR, "pps_beta_offset_div2 out of range: %d\n",
+                av_log(avctx, AV_LOG_ERROR, "pps_beta_offset_div2 out of range: %d\n",
                        pps->beta_offset/2);
                 ret = AVERROR_INVALIDDATA;
                 goto err;
             }
             if (pps->tc_offset/2 < -6 || pps->tc_offset/2 > 6) {
-                av_log(s->avctx, AV_LOG_ERROR, "pps_tc_offset_div2 out of range: %d\n",
+                av_log(avctx, AV_LOG_ERROR, "pps_tc_offset_div2 out of range: %d\n",
                        pps->tc_offset/2);
                 ret = AVERROR_INVALIDDATA;
                 goto err;
@@ -1209,14 +1210,14 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
     pps->scaling_list_data_present_flag = get_bits1(gb);
     if (pps->scaling_list_data_present_flag) {
         set_default_scaling_list_data(&pps->scaling_list);
-        ret = scaling_list_data(gb, s->avctx, &pps->scaling_list);
+        ret = scaling_list_data(gb, avctx, &pps->scaling_list);
         if (ret < 0)
             goto err;
     }
     pps->lists_modification_present_flag = get_bits1(gb);
     pps->log2_parallel_merge_level       = get_ue_golomb_long(gb) + 2;
     if (pps->log2_parallel_merge_level > sps->log2_ctb_size) {
-        av_log(s->avctx, AV_LOG_ERROR, "log2_parallel_merge_level_minus2 out of range: %d\n",
+        av_log(avctx, AV_LOG_ERROR, "log2_parallel_merge_level_minus2 out of range: %d\n",
                pps->log2_parallel_merge_level - 2);
         ret = AVERROR_INVALIDDATA;
         goto err;
@@ -1350,8 +1351,8 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
         }
     }
 
-    remove_pps(s, pps_id);
-    s->pps_list[pps_id] = pps_buf;
+    remove_pps(ps, pps_id);
+    ps->pps_list[pps_id] = pps_buf;
 
     return 0;
 
diff --git a/libavcodec/hevc_refs.c b/libavcodec/hevc_refs.c
index f232d03020..a4889a19c1 100644
--- a/libavcodec/hevc_refs.c
+++ b/libavcodec/hevc_refs.c
@@ -55,11 +55,11 @@ void ff_hevc_unref_frame(HEVCContext *s, HEVCFrame *frame, int flags)
 
 RefPicList *ff_hevc_get_ref_list(HEVCContext *s, HEVCFrame *ref, int x0, int y0)
 {
-    int x_cb         = x0 >> s->sps->log2_ctb_size;
-    int y_cb         = y0 >> s->sps->log2_ctb_size;
-    int pic_width_cb = (s->sps->width + (1 << s->sps->log2_ctb_size) - 1) >>
-        s->sps->log2_ctb_size;
-    int ctb_addr_ts  = s->pps->ctb_addr_rs_to_ts[y_cb * pic_width_cb + x_cb];
+    int x_cb         = x0 >> s->ps.sps->log2_ctb_size;
+    int y_cb         = y0 >> s->ps.sps->log2_ctb_size;
+    int pic_width_cb = (s->ps.sps->width + (1 << s->ps.sps->log2_ctb_size) - 1) >>
+        s->ps.sps->log2_ctb_size;
+    int ctb_addr_ts  = s->ps.pps->ctb_addr_rs_to_ts[y_cb * pic_width_cb + x_cb];
     return (RefPicList *)ref->rpl_tab[ctb_addr_ts];
 }
 
@@ -105,7 +105,7 @@ static HEVCFrame *alloc_frame(HEVCContext *s)
         if (!frame->rpl_tab_buf)
             goto fail;
         frame->rpl_tab   = (RefPicListTab **)frame->rpl_tab_buf->data;
-        frame->ctb_count = s->sps->ctb_width * s->sps->ctb_height;
+        frame->ctb_count = s->ps.sps->ctb_width * s->ps.sps->ctb_height;
         for (j = 0; j < frame->ctb_count; j++)
             frame->rpl_tab[j] = (RefPicListTab *)frame->rpl_buf->data;
 
@@ -161,7 +161,7 @@ int ff_hevc_set_new_ref(HEVCContext *s, AVFrame **frame, int poc)
 
     ref->poc      = poc;
     ref->sequence = s->seq_decode;
-    ref->window   = s->sps->output_window;
+    ref->window   = s->ps.sps->output_window;
 
     return 0;
 }
@@ -186,8 +186,8 @@ int ff_hevc_output_frame(HEVCContext *s, AVFrame *out, int flush)
         }
 
         /* wait for more frames before output */
-        if (!flush && s->seq_output == s->seq_decode && s->sps &&
-            nb_output <= s->sps->temporal_layer[s->sps->max_sub_layers - 1].num_reorder_pics)
+        if (!flush && s->seq_output == s->seq_decode && s->ps.sps &&
+            nb_output <= s->ps.sps->temporal_layer[s->ps.sps->max_sub_layers - 1].num_reorder_pics)
             return 0;
 
         if (nb_output) {
@@ -230,7 +230,7 @@ static int init_slice_rpl(HEVCContext *s)
 {
     HEVCFrame *frame = s->ref;
     int ctb_count    = frame->ctb_count;
-    int ctb_addr_ts  = s->pps->ctb_addr_rs_to_ts[s->sh.slice_segment_addr];
+    int ctb_addr_ts  = s->ps.pps->ctb_addr_rs_to_ts[s->sh.slice_segment_addr];
     int i;
 
     if (s->slice_idx >= frame->rpl_buf->size / sizeof(RefPicListTab))
@@ -317,7 +317,7 @@ int ff_hevc_slice_rpl(HEVCContext *s)
 static HEVCFrame *find_ref_idx(HEVCContext *s, int poc)
 {
     int i;
-    int LtMask = (1 << s->sps->log2_max_poc_lsb) - 1;
+    int LtMask = (1 << s->ps.sps->log2_max_poc_lsb) - 1;
 
     for (i = 0; i < FF_ARRAY_ELEMS(s->DPB); i++) {
         HEVCFrame *ref = &s->DPB[i];
@@ -356,16 +356,16 @@ static HEVCFrame *generate_missing_ref(HEVCContext *s, int poc)
         return NULL;
 
     if (!s->avctx->hwaccel) {
-        if (!s->sps->pixel_shift) {
+        if (!s->ps.sps->pixel_shift) {
             for (i = 0; frame->frame->buf[i]; i++)
-                memset(frame->frame->buf[i]->data, 1 << (s->sps->bit_depth - 1),
+                memset(frame->frame->buf[i]->data, 1 << (s->ps.sps->bit_depth - 1),
                        frame->frame->buf[i]->size);
         } else {
             for (i = 0; frame->frame->data[i]; i++)
-                for (y = 0; y < (s->sps->height >> s->sps->vshift[i]); y++)
-                    for (x = 0; x < (s->sps->width >> s->sps->hshift[i]); x++) {
+                for (y = 0; y < (s->ps.sps->height >> s->ps.sps->vshift[i]); y++)
+                    for (x = 0; x < (s->ps.sps->width >> s->ps.sps->hshift[i]); x++) {
                         AV_WN16(frame->frame->data[i] + y * frame->frame->linesize[i] + 2 * x,
-                                1 << (s->sps->bit_depth - 1));
+                                1 << (s->ps.sps->bit_depth - 1));
                     }
         }
     }
@@ -464,7 +464,7 @@ fail:
 
 int ff_hevc_compute_poc(HEVCContext *s, int poc_lsb)
 {
-    int max_poc_lsb  = 1 << s->sps->log2_max_poc_lsb;
+    int max_poc_lsb  = 1 << s->ps.sps->log2_max_poc_lsb;
     int prev_poc_lsb = s->pocTid0 % max_poc_lsb;
     int prev_poc_msb = s->pocTid0 - prev_poc_lsb;
     int poc_msb;
diff --git a/libavcodec/hevcpred_template.c b/libavcodec/hevcpred_template.c
index 53b9c590b6..039882bb52 100644
--- a/libavcodec/hevcpred_template.c
+++ b/libavcodec/hevcpred_template.c
@@ -32,7 +32,7 @@ static av_always_inline void FUNC(intra_pred)(HEVCContext *s, int x0, int y0,
                                               int log2_size, int c_idx)
 {
 #define PU(x) \
-    ((x) >> s->sps->log2_min_pu_size)
+    ((x) >> s->ps.sps->log2_min_pu_size)
 #define MVF(x, y) \
     (s->ref->tab_mvf[(x) + (y) * min_pu_width])
 #define MVF_PU(x, y) \
@@ -40,7 +40,7 @@ static av_always_inline void FUNC(intra_pred)(HEVCContext *s, int x0, int y0,
 #define IS_INTRA(x, y) \
     MVF_PU(x, y).is_intra
 #define MIN_TB_ADDR_ZS(x, y) \
-    s->pps->min_tb_addr_zs[(y) * s->sps->min_tb_width + (x)]
+    s->ps.pps->min_tb_addr_zs[(y) * s->ps.sps->min_tb_width + (x)]
 
 #define EXTEND(ptr, val, len)         \
 do {                                  \
@@ -70,21 +70,21 @@ do {                                  \
                 ptr[i] = ptr[i - 1]
     HEVCLocalContext *lc = &s->HEVClc;
     int i;
-    int hshift = s->sps->hshift[c_idx];
-    int vshift = s->sps->vshift[c_idx];
+    int hshift = s->ps.sps->hshift[c_idx];
+    int vshift = s->ps.sps->vshift[c_idx];
     int size = (1 << log2_size);
     int size_in_luma = size << hshift;
-    int size_in_tbs = size_in_luma >> s->sps->log2_min_tb_size;
+    int size_in_tbs = size_in_luma >> s->ps.sps->log2_min_tb_size;
     int x = x0 >> hshift;
     int y = y0 >> vshift;
-    int x_tb = x0 >> s->sps->log2_min_tb_size;
-    int y_tb = y0 >> s->sps->log2_min_tb_size;
+    int x_tb = x0 >> s->ps.sps->log2_min_tb_size;
+    int y_tb = y0 >> s->ps.sps->log2_min_tb_size;
     int cur_tb_addr = MIN_TB_ADDR_ZS(x_tb, y_tb);
 
     ptrdiff_t stride = s->frame->linesize[c_idx] / sizeof(pixel);
     pixel *src = (pixel*)s->frame->data[c_idx] + x + y * stride;
 
-    int min_pu_width = s->sps->min_pu_width;
+    int min_pu_width = s->ps.sps->min_pu_width;
 
     enum IntraPredMode mode = c_idx ? lc->pu.intra_pred_mode_c :
                               lc->tu.cur_intra_pred_mode;
@@ -105,21 +105,21 @@ do {                                  \
     int cand_up          = lc->na.cand_up;
     int cand_up_right    = lc->na.cand_up_right && cur_tb_addr > MIN_TB_ADDR_ZS(x_tb + size_in_tbs, y_tb - 1);
 
-    int bottom_left_size = (FFMIN(y0 + 2 * size_in_luma, s->sps->height) -
+    int bottom_left_size = (FFMIN(y0 + 2 * size_in_luma, s->ps.sps->height) -
                             (y0 + size_in_luma)) >> vshift;
-    int top_right_size   = (FFMIN(x0 + 2 * size_in_luma, s->sps->width) -
+    int top_right_size   = (FFMIN(x0 + 2 * size_in_luma, s->ps.sps->width) -
                             (x0 + size_in_luma)) >> hshift;
 
-    if (s->pps->constrained_intra_pred_flag == 1) {
+    if (s->ps.pps->constrained_intra_pred_flag == 1) {
         int size_in_luma_pu = PU(size_in_luma);
-        int on_pu_edge_x    = !(x0 & ((1 << s->sps->log2_min_pu_size) - 1));
-        int on_pu_edge_y    = !(y0 & ((1 << s->sps->log2_min_pu_size) - 1));
+        int on_pu_edge_x    = !(x0 & ((1 << s->ps.sps->log2_min_pu_size) - 1));
+        int on_pu_edge_y    = !(y0 & ((1 << s->ps.sps->log2_min_pu_size) - 1));
         if (!size_in_luma_pu)
             size_in_luma_pu++;
         if (cand_bottom_left == 1 && on_pu_edge_x) {
             int x_left_pu   = PU(x0 - 1);
             int y_bottom_pu = PU(y0 + size_in_luma);
-            int max = FFMIN(size_in_luma_pu, s->sps->min_pu_height - y_bottom_pu);
+            int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_height - y_bottom_pu);
             cand_bottom_left = 0;
             for (i = 0; i < max; i++)
                 cand_bottom_left |= MVF(x_left_pu, y_bottom_pu + i).is_intra;
@@ -127,7 +127,7 @@ do {                                  \
         if (cand_left == 1 && on_pu_edge_x) {
             int x_left_pu   = PU(x0 - 1);
             int y_left_pu   = PU(y0);
-            int max = FFMIN(size_in_luma_pu, s->sps->min_pu_height - y_left_pu);
+            int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_height - y_left_pu);
             cand_left = 0;
             for (i = 0; i < max; i++)
                 cand_left |= MVF(x_left_pu, y_left_pu + i).is_intra;
@@ -140,7 +140,7 @@ do {                                  \
         if (cand_up == 1 && on_pu_edge_y) {
             int x_top_pu    = PU(x0);
             int y_top_pu    = PU(y0 - 1);
-            int max = FFMIN(size_in_luma_pu, s->sps->min_pu_width - x_top_pu);
+            int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_width - x_top_pu);
             cand_up = 0;
             for (i = 0; i < max; i++)
                 cand_up |= MVF(x_top_pu + i, y_top_pu).is_intra;
@@ -148,7 +148,7 @@ do {                                  \
         if (cand_up_right == 1 && on_pu_edge_y) {
             int y_top_pu    = PU(y0 - 1);
             int x_right_pu  = PU(x0 + size_in_luma);
-            int max = FFMIN(size_in_luma_pu, s->sps->min_pu_width - x_right_pu);
+            int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_width - x_right_pu);
             cand_up_right = 0;
             for (i = 0; i < max; i++)
                 cand_up_right |= MVF(x_right_pu + i, y_top_pu).is_intra;
@@ -179,20 +179,20 @@ do {                                  \
                size - top_right_size);
     }
 
-    if (s->pps->constrained_intra_pred_flag == 1) {
+    if (s->ps.pps->constrained_intra_pred_flag == 1) {
         if (cand_bottom_left || cand_left || cand_up_left || cand_up || cand_up_right) {
-            int size_max_x = x0 + ((2 * size) << hshift) < s->sps->width ?
-                                    2 * size : (s->sps->width - x0) >> hshift;
-            int size_max_y = y0 + ((2 * size) << vshift) < s->sps->height ?
-                                    2 * size : (s->sps->height - y0) >> vshift;
+            int size_max_x = x0 + ((2 * size) << hshift) < s->ps.sps->width ?
+                                    2 * size : (s->ps.sps->width - x0) >> hshift;
+            int size_max_y = y0 + ((2 * size) << vshift) < s->ps.sps->height ?
+                                    2 * size : (s->ps.sps->height - y0) >> vshift;
             int j = size + (cand_bottom_left? bottom_left_size: 0) -1;
             if (!cand_up_right) {
-                size_max_x = x0 + ((size) << hshift) < s->sps->width ?
-                                                    size : (s->sps->width - x0) >> hshift;
+                size_max_x = x0 + ((size) << hshift) < s->ps.sps->width ?
+                                                    size : (s->ps.sps->width - x0) >> hshift;
             }
             if (!cand_bottom_left) {
-                size_max_y = y0 + (( size) << vshift) < s->sps->height ?
-                                                     size : (s->sps->height - y0) >> vshift;
+                size_max_y = y0 + (( size) << vshift) < s->ps.sps->height ?
+                                                     size : (s->ps.sps->height - y0) >> vshift;
             }
             if (cand_bottom_left || cand_left || cand_up_left) {
                 while (j > -1 && !IS_INTRA(-1, j))
@@ -284,7 +284,7 @@ do {                                  \
                                       FFABS((int)mode - 10));
         if (min_dist_vert_hor > intra_hor_ver_dist_thresh[log2_size - 3]) {
             int threshold = 1 << (BIT_DEPTH - 5);
-            if (s->sps->sps_strong_intra_smoothing_enable_flag &&
+            if (s->ps.sps->sps_strong_intra_smoothing_enable_flag &&
                 log2_size == 5 &&
                 FFABS(top[-1]  + top[63]  - 2 * top[31])  < threshold &&
                 FFABS(left[-1] + left[63] - 2 * left[31]) < threshold) {