avcodec/hevcdec: move SliceHeader struct definition to hevc_ps

This is in preparation for a following patch.

Reviewed-by: Hendrik Leppkes <h.leppkes@gmail.com>
Reviewed-by: Aaron Levinson <alevinsn@aracnet.com>
Signed-off-by: James Almer <jamrial@gmail.com>

1 files changed, 83 insertions, 0 deletions

diff --git a/libavcodec/hevc_ps.h b/libavcodec/hevc_ps.h
index 45ef9daf1f..016f0075d4 100644
--- a/libavcodec/hevc_ps.h
+++ b/libavcodec/hevc_ps.h
@@ -39,6 +39,89 @@ typedef struct ShortTermRPS {
     uint8_t used[32];
 } ShortTermRPS;
 
+typedef struct LongTermRPS {
+    int     poc[32];
+    uint8_t used[32];
+    uint8_t nb_refs;
+} LongTermRPS;
+
+typedef struct SliceHeader {
+    unsigned int pps_id;
+
+    ///< address (in raster order) of the first block in the current slice segment
+    unsigned int   slice_segment_addr;
+    ///< address (in raster order) of the first block in the current slice
+    unsigned int   slice_addr;
+
+    enum HEVCSliceType slice_type;
+
+    int pic_order_cnt_lsb;
+
+    uint8_t first_slice_in_pic_flag;
+    uint8_t dependent_slice_segment_flag;
+    uint8_t pic_output_flag;
+    uint8_t colour_plane_id;
+
+    ///< RPS coded in the slice header itself is stored here
+    int short_term_ref_pic_set_sps_flag;
+    int short_term_ref_pic_set_size;
+    ShortTermRPS slice_rps;
+    const ShortTermRPS *short_term_rps;
+    int long_term_ref_pic_set_size;
+    LongTermRPS long_term_rps;
+    unsigned int list_entry_lx[2][32];
+
+    uint8_t rpl_modification_flag[2];
+    uint8_t no_output_of_prior_pics_flag;
+    uint8_t slice_temporal_mvp_enabled_flag;
+
+    unsigned int nb_refs[2];
+
+    uint8_t slice_sample_adaptive_offset_flag[3];
+    uint8_t mvd_l1_zero_flag;
+
+    uint8_t cabac_init_flag;
+    uint8_t disable_deblocking_filter_flag; ///< slice_header_disable_deblocking_filter_flag
+    uint8_t slice_loop_filter_across_slices_enabled_flag;
+    uint8_t collocated_list;
+
+    unsigned int collocated_ref_idx;
+
+    int slice_qp_delta;
+    int slice_cb_qp_offset;
+    int slice_cr_qp_offset;
+
+    uint8_t cu_chroma_qp_offset_enabled_flag;
+
+    int beta_offset;    ///< beta_offset_div2 * 2
+    int tc_offset;      ///< tc_offset_div2 * 2
+
+    unsigned int max_num_merge_cand; ///< 5 - 5_minus_max_num_merge_cand
+
+    unsigned *entry_point_offset;
+    int * offset;
+    int * size;
+    int num_entry_point_offsets;
+
+    int8_t slice_qp;
+
+    uint8_t luma_log2_weight_denom;
+    int16_t chroma_log2_weight_denom;
+
+    int16_t luma_weight_l0[16];
+    int16_t chroma_weight_l0[16][2];
+    int16_t chroma_weight_l1[16][2];
+    int16_t luma_weight_l1[16];
+
+    int16_t luma_offset_l0[16];
+    int16_t chroma_offset_l0[16][2];
+
+    int16_t luma_offset_l1[16];
+    int16_t chroma_offset_l1[16][2];
+
+    int slice_ctb_addr_rs;
+} SliceHeader;
+
 typedef struct HEVCWindow {
     unsigned int left_offset;
     unsigned int right_offset;