diff options
author | Anton Khirnov <anton@khirnov.net> | 2012-12-27 14:16:25 +0100 |
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committer | Anton Khirnov <anton@khirnov.net> | 2012-12-30 18:47:54 +0100 |
commit | 64bb3fa6b7f5b2db22b7577585d5861be24eebd8 (patch) | |
tree | 1cea5fad76a926feaa81caa7a0d41a9ad6aff349 /libavcodec/cavs.c | |
parent | 185c2ef8495cf7a9bb5e6d0c02264a74b4ac60ae (diff) | |
download | ffmpeg-64bb3fa6b7f5b2db22b7577585d5861be24eebd8.tar.gz |
cavs: cosmetics, reformat top part
Diffstat (limited to 'libavcodec/cavs.c')
-rw-r--r-- | libavcodec/cavs.c | 277 |
1 files changed, 145 insertions, 132 deletions
diff --git a/libavcodec/cavs.c b/libavcodec/cavs.c index cec1d23683..8042f8236e 100644 --- a/libavcodec/cavs.c +++ b/libavcodec/cavs.c @@ -67,27 +67,28 @@ static const int8_t top_modifier_c[7] = { 4, 1, -1, -1, 4, 6, 6 }; * ****************************************************************************/ -static inline int get_bs(cavs_vector *mvP, cavs_vector *mvQ, int b) { - if((mvP->ref == REF_INTRA) || (mvQ->ref == REF_INTRA)) +static inline int get_bs(cavs_vector *mvP, cavs_vector *mvQ, int b) +{ + if ((mvP->ref == REF_INTRA) || (mvQ->ref == REF_INTRA)) return 2; - if( (abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4) ) + if ((abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4)) return 1; - if(b){ + if (b) { mvP += MV_BWD_OFFS; mvQ += MV_BWD_OFFS; - if( (abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4) ) + if ((abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4)) return 1; - }else{ - if(mvP->ref != mvQ->ref) + } else { + if (mvP->ref != mvQ->ref) return 1; } return 0; } -#define SET_PARAMS \ - alpha = alpha_tab[av_clip(qp_avg + h->alpha_offset,0,63)]; \ - beta = beta_tab[av_clip(qp_avg + h->beta_offset, 0,63)]; \ - tc = tc_tab[av_clip(qp_avg + h->alpha_offset,0,63)]; +#define SET_PARAMS \ + alpha = alpha_tab[av_clip(qp_avg + h->alpha_offset, 0, 63)]; \ + beta = beta_tab[av_clip(qp_avg + h->beta_offset, 0, 63)]; \ + tc = tc_tab[av_clip(qp_avg + h->alpha_offset, 0, 63)]; /** * in-loop deblocking filter for a single macroblock @@ -101,35 +102,36 @@ static inline int get_bs(cavs_vector *mvP, cavs_vector *mvQ, int b) { * --------- * */ -void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type) { +void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type) +{ uint8_t bs[8]; int qp_avg, alpha, beta, tc; int i; /* save un-deblocked lines */ - h->topleft_border_y = h->top_border_y[h->mbx*16+15]; - h->topleft_border_u = h->top_border_u[h->mbx*10+8]; - h->topleft_border_v = h->top_border_v[h->mbx*10+8]; - memcpy(&h->top_border_y[h->mbx*16], h->cy + 15* h->l_stride,16); - memcpy(&h->top_border_u[h->mbx*10+1], h->cu + 7* h->c_stride,8); - memcpy(&h->top_border_v[h->mbx*10+1], h->cv + 7* h->c_stride,8); - for(i=0;i<8;i++) { - h->left_border_y[i*2+1] = *(h->cy + 15 + (i*2+0)*h->l_stride); - h->left_border_y[i*2+2] = *(h->cy + 15 + (i*2+1)*h->l_stride); - h->left_border_u[i+1] = *(h->cu + 7 + i*h->c_stride); - h->left_border_v[i+1] = *(h->cv + 7 + i*h->c_stride); + h->topleft_border_y = h->top_border_y[h->mbx * 16 + 15]; + h->topleft_border_u = h->top_border_u[h->mbx * 10 + 8]; + h->topleft_border_v = h->top_border_v[h->mbx * 10 + 8]; + memcpy(&h->top_border_y[h->mbx * 16], h->cy + 15 * h->l_stride, 16); + memcpy(&h->top_border_u[h->mbx * 10 + 1], h->cu + 7 * h->c_stride, 8); + memcpy(&h->top_border_v[h->mbx * 10 + 1], h->cv + 7 * h->c_stride, 8); + for (i = 0; i < 8; i++) { + h->left_border_y[i * 2 + 1] = *(h->cy + 15 + (i * 2 + 0) * h->l_stride); + h->left_border_y[i * 2 + 2] = *(h->cy + 15 + (i * 2 + 1) * h->l_stride); + h->left_border_u[i + 1] = *(h->cu + 7 + i * h->c_stride); + h->left_border_v[i + 1] = *(h->cv + 7 + i * h->c_stride); } - if(!h->loop_filter_disable) { + if (!h->loop_filter_disable) { /* determine bs */ - if(mb_type == I_8X8) - memset(bs,2,8); + if (mb_type == I_8X8) + memset(bs, 2, 8); else{ - memset(bs,0,8); - if(ff_cavs_partition_flags[mb_type] & SPLITV){ + memset(bs, 0, 8); + if (ff_cavs_partition_flags[mb_type] & SPLITV) { bs[2] = get_bs(&h->mv[MV_FWD_X0], &h->mv[MV_FWD_X1], mb_type > P_8X8); bs[3] = get_bs(&h->mv[MV_FWD_X2], &h->mv[MV_FWD_X3], mb_type > P_8X8); } - if(ff_cavs_partition_flags[mb_type] & SPLITH){ + if (ff_cavs_partition_flags[mb_type] & SPLITH) { bs[6] = get_bs(&h->mv[MV_FWD_X0], &h->mv[MV_FWD_X2], mb_type > P_8X8); bs[7] = get_bs(&h->mv[MV_FWD_X1], &h->mv[MV_FWD_X3], mb_type > P_8X8); } @@ -138,30 +140,29 @@ void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type) { bs[4] = get_bs(&h->mv[MV_FWD_B2], &h->mv[MV_FWD_X0], mb_type > P_8X8); bs[5] = get_bs(&h->mv[MV_FWD_B3], &h->mv[MV_FWD_X1], mb_type > P_8X8); } - if(AV_RN64(bs)) { - if(h->flags & A_AVAIL) { + if (AV_RN64(bs)) { + if (h->flags & A_AVAIL) { qp_avg = (h->qp + h->left_qp + 1) >> 1; SET_PARAMS; - h->cdsp.cavs_filter_lv(h->cy,h->l_stride,alpha,beta,tc,bs[0],bs[1]); - h->cdsp.cavs_filter_cv(h->cu,h->c_stride,alpha,beta,tc,bs[0],bs[1]); - h->cdsp.cavs_filter_cv(h->cv,h->c_stride,alpha,beta,tc,bs[0],bs[1]); + h->cdsp.cavs_filter_lv(h->cy, h->l_stride, alpha, beta, tc, bs[0], bs[1]); + h->cdsp.cavs_filter_cv(h->cu, h->c_stride, alpha, beta, tc, bs[0], bs[1]); + h->cdsp.cavs_filter_cv(h->cv, h->c_stride, alpha, beta, tc, bs[0], bs[1]); } qp_avg = h->qp; SET_PARAMS; - h->cdsp.cavs_filter_lv(h->cy + 8,h->l_stride,alpha,beta,tc,bs[2],bs[3]); - h->cdsp.cavs_filter_lh(h->cy + 8*h->l_stride,h->l_stride,alpha,beta,tc, - bs[6],bs[7]); + h->cdsp.cavs_filter_lv(h->cy + 8, h->l_stride, alpha, beta, tc, bs[2], bs[3]); + h->cdsp.cavs_filter_lh(h->cy + 8 * h->l_stride, h->l_stride, alpha, beta, tc, bs[6], bs[7]); - if(h->flags & B_AVAIL) { + if (h->flags & B_AVAIL) { qp_avg = (h->qp + h->top_qp[h->mbx] + 1) >> 1; SET_PARAMS; - h->cdsp.cavs_filter_lh(h->cy,h->l_stride,alpha,beta,tc,bs[4],bs[5]); - h->cdsp.cavs_filter_ch(h->cu,h->c_stride,alpha,beta,tc,bs[4],bs[5]); - h->cdsp.cavs_filter_ch(h->cv,h->c_stride,alpha,beta,tc,bs[4],bs[5]); + h->cdsp.cavs_filter_lh(h->cy, h->l_stride, alpha, beta, tc, bs[4], bs[5]); + h->cdsp.cavs_filter_ch(h->cu, h->c_stride, alpha, beta, tc, bs[4], bs[5]); + h->cdsp.cavs_filter_ch(h->cv, h->c_stride, alpha, beta, tc, bs[4], bs[5]); } } } - h->left_qp = h->qp; + h->left_qp = h->qp; h->top_qp[h->mbx] = h->qp; } @@ -174,155 +175,166 @@ void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type) { ****************************************************************************/ void ff_cavs_load_intra_pred_luma(AVSContext *h, uint8_t *top, - uint8_t **left, int block) { + uint8_t **left, int block) +{ int i; - switch(block) { + switch (block) { case 0: - *left = h->left_border_y; + *left = h->left_border_y; h->left_border_y[0] = h->left_border_y[1]; - memset(&h->left_border_y[17],h->left_border_y[16],9); - memcpy(&top[1],&h->top_border_y[h->mbx*16],16); + memset(&h->left_border_y[17], h->left_border_y[16], 9); + memcpy(&top[1], &h->top_border_y[h->mbx * 16], 16); top[17] = top[16]; - top[0] = top[1]; - if((h->flags & A_AVAIL) && (h->flags & B_AVAIL)) + top[0] = top[1]; + if ((h->flags & A_AVAIL) && (h->flags & B_AVAIL)) h->left_border_y[0] = top[0] = h->topleft_border_y; break; case 1: *left = h->intern_border_y; - for(i=0;i<8;i++) - h->intern_border_y[i+1] = *(h->cy + 7 + i*h->l_stride); - memset(&h->intern_border_y[9],h->intern_border_y[8],9); + for (i = 0; i < 8; i++) + h->intern_border_y[i + 1] = *(h->cy + 7 + i * h->l_stride); + memset(&h->intern_border_y[9], h->intern_border_y[8], 9); h->intern_border_y[0] = h->intern_border_y[1]; - memcpy(&top[1],&h->top_border_y[h->mbx*16+8],8); - if(h->flags & C_AVAIL) - memcpy(&top[9],&h->top_border_y[(h->mbx + 1)*16],8); + memcpy(&top[1], &h->top_border_y[h->mbx * 16 + 8], 8); + if (h->flags & C_AVAIL) + memcpy(&top[9], &h->top_border_y[(h->mbx + 1) * 16], 8); else - memset(&top[9],top[8],9); + memset(&top[9], top[8], 9); top[17] = top[16]; - top[0] = top[1]; - if(h->flags & B_AVAIL) - h->intern_border_y[0] = top[0] = h->top_border_y[h->mbx*16+7]; + top[0] = top[1]; + if (h->flags & B_AVAIL) + h->intern_border_y[0] = top[0] = h->top_border_y[h->mbx * 16 + 7]; break; case 2: *left = &h->left_border_y[8]; - memcpy(&top[1],h->cy + 7*h->l_stride,16); + memcpy(&top[1], h->cy + 7 * h->l_stride, 16); top[17] = top[16]; - top[0] = top[1]; - if(h->flags & A_AVAIL) + top[0] = top[1]; + if (h->flags & A_AVAIL) top[0] = h->left_border_y[8]; break; case 3: *left = &h->intern_border_y[8]; - for(i=0;i<8;i++) - h->intern_border_y[i+9] = *(h->cy + 7 + (i+8)*h->l_stride); - memset(&h->intern_border_y[17],h->intern_border_y[16],9); - memcpy(&top[0],h->cy + 7 + 7*h->l_stride,9); - memset(&top[9],top[8],9); + for (i = 0; i < 8; i++) + h->intern_border_y[i + 9] = *(h->cy + 7 + (i + 8) * h->l_stride); + memset(&h->intern_border_y[17], h->intern_border_y[16], 9); + memcpy(&top[0], h->cy + 7 + 7 * h->l_stride, 9); + memset(&top[9], top[8], 9); break; } } -void ff_cavs_load_intra_pred_chroma(AVSContext *h) { +void ff_cavs_load_intra_pred_chroma(AVSContext *h) +{ /* extend borders by one pixel */ h->left_border_u[9] = h->left_border_u[8]; h->left_border_v[9] = h->left_border_v[8]; - h->top_border_u[h->mbx*10+9] = h->top_border_u[h->mbx*10+8]; - h->top_border_v[h->mbx*10+9] = h->top_border_v[h->mbx*10+8]; - if(h->mbx && h->mby) { - h->top_border_u[h->mbx*10] = h->left_border_u[0] = h->topleft_border_u; - h->top_border_v[h->mbx*10] = h->left_border_v[0] = h->topleft_border_v; + h->top_border_u[h->mbx * 10 + 9] = h->top_border_u[h->mbx * 10 + 8]; + h->top_border_v[h->mbx * 10 + 9] = h->top_border_v[h->mbx * 10 + 8]; + if (h->mbx && h->mby) { + h->top_border_u[h->mbx * 10] = h->left_border_u[0] = h->topleft_border_u; + h->top_border_v[h->mbx * 10] = h->left_border_v[0] = h->topleft_border_v; } else { h->left_border_u[0] = h->left_border_u[1]; h->left_border_v[0] = h->left_border_v[1]; - h->top_border_u[h->mbx*10] = h->top_border_u[h->mbx*10+1]; - h->top_border_v[h->mbx*10] = h->top_border_v[h->mbx*10+1]; + h->top_border_u[h->mbx * 10] = h->top_border_u[h->mbx * 10 + 1]; + h->top_border_v[h->mbx * 10] = h->top_border_v[h->mbx * 10 + 1]; } } -static void intra_pred_vert(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { +static void intra_pred_vert(uint8_t *d,uint8_t *top,uint8_t *left,int stride) +{ int y; uint64_t a = AV_RN64(&top[1]); - for(y=0;y<8;y++) { - *((uint64_t *)(d+y*stride)) = a; + for (y = 0; y < 8; y++) { + *((uint64_t *)(d + y * stride)) = a; } } -static void intra_pred_horiz(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { +static void intra_pred_horiz(uint8_t *d,uint8_t *top,uint8_t *left,int stride) +{ int y; uint64_t a; - for(y=0;y<8;y++) { - a = left[y+1] * 0x0101010101010101ULL; - *((uint64_t *)(d+y*stride)) = a; + for (y = 0; y < 8; y++) { + a = left[y + 1] * 0x0101010101010101ULL; + *((uint64_t *)(d + y * stride)) = a; } } -static void intra_pred_dc_128(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { +static void intra_pred_dc_128(uint8_t *d,uint8_t *top,uint8_t *left,int stride) +{ int y; uint64_t a = 0x8080808080808080ULL; - for(y=0;y<8;y++) - *((uint64_t *)(d+y*stride)) = a; + for (y = 0; y < 8; y++) + *((uint64_t *)(d + y * stride)) = a; } -static void intra_pred_plane(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y,ia; +static void intra_pred_plane(uint8_t *d,uint8_t *top,uint8_t *left,int stride) +{ + int x, y, ia; int ih = 0; int iv = 0; uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; - for(x=0; x<4; x++) { - ih += (x+1)*(top[5+x]-top[3-x]); - iv += (x+1)*(left[5+x]-left[3-x]); + for (x = 0; x < 4; x++) { + ih += (x + 1) * (top [5 + x] - top [3 - x]); + iv += (x + 1) * (left[5 + x] - left[3 - x]); } - ia = (top[8]+left[8])<<4; - ih = (17*ih+16)>>5; - iv = (17*iv+16)>>5; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = cm[(ia+(x-3)*ih+(y-3)*iv+16)>>5]; + ia = (top[8] + left[8]) << 4; + ih = (17 * ih + 16) >> 5; + iv = (17 * iv + 16) >> 5; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = cm[(ia + (x - 3) * ih + (y - 3) * iv + 16) >> 5]; } #define LOWPASS(ARRAY,INDEX) \ - (( ARRAY[(INDEX)-1] + 2*ARRAY[(INDEX)] + ARRAY[(INDEX)+1] + 2) >> 2) + ((ARRAY[(INDEX) - 1] + 2 * ARRAY[(INDEX)] + ARRAY[(INDEX) + 1] + 2) >> 2) -static void intra_pred_lp(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = (LOWPASS(top,x+1) + LOWPASS(left,y+1)) >> 1; +static void intra_pred_lp(uint8_t *d,uint8_t *top,uint8_t *left,int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = (LOWPASS(top, x + 1) + LOWPASS(left, y + 1)) >> 1; } -static void intra_pred_down_left(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = (LOWPASS(top,x+y+2) + LOWPASS(left,x+y+2)) >> 1; +static void intra_pred_down_left(uint8_t *d,uint8_t *top,uint8_t *left,int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = (LOWPASS(top, x + y + 2) + LOWPASS(left, x + y + 2)) >> 1; } -static void intra_pred_down_right(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - if(x==y) - d[y*stride+x] = (left[1]+2*top[0]+top[1]+2)>>2; - else if(x>y) - d[y*stride+x] = LOWPASS(top,x-y); +static void intra_pred_down_right(uint8_t *d,uint8_t *top,uint8_t *left,int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + if (x == y) + d[y * stride + x] = (left[1] + 2 * top[0] + top[1] + 2) >> 2; + else if (x > y) + d[y * stride + x] = LOWPASS(top, x - y); else - d[y*stride+x] = LOWPASS(left,y-x); + d[y * stride + x] = LOWPASS(left, y - x); } -static void intra_pred_lp_left(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = LOWPASS(left,y+1); +static void intra_pred_lp_left(uint8_t *d,uint8_t *top,uint8_t *left,int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = LOWPASS(left, y + 1); } -static void intra_pred_lp_top(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = LOWPASS(top,x+1); +static void intra_pred_lp_top(uint8_t *d,uint8_t *top,uint8_t *left,int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = LOWPASS(top, x + 1); } #undef LOWPASS @@ -330,26 +342,27 @@ static void intra_pred_lp_top(uint8_t *d,uint8_t *top,uint8_t *left,int stride) static inline void modify_pred(const int8_t *mod_table, int *mode) { *mode = mod_table[*mode]; - if(*mode < 0) { + if (*mode < 0) { av_log(NULL, AV_LOG_ERROR, "Illegal intra prediction mode\n"); *mode = 0; } } -void ff_cavs_modify_mb_i(AVSContext *h, int *pred_mode_uv) { +void ff_cavs_modify_mb_i(AVSContext *h, int *pred_mode_uv) +{ /* save pred modes before they get modified */ h->pred_mode_Y[3] = h->pred_mode_Y[5]; h->pred_mode_Y[6] = h->pred_mode_Y[8]; - h->top_pred_Y[h->mbx*2+0] = h->pred_mode_Y[7]; - h->top_pred_Y[h->mbx*2+1] = h->pred_mode_Y[8]; + h->top_pred_Y[h->mbx * 2 + 0] = h->pred_mode_Y[7]; + h->top_pred_Y[h->mbx * 2 + 1] = h->pred_mode_Y[8]; /* modify pred modes according to availability of neighbour samples */ - if(!(h->flags & A_AVAIL)) { + if (!(h->flags & A_AVAIL)) { modify_pred(left_modifier_l, &h->pred_mode_Y[4]); modify_pred(left_modifier_l, &h->pred_mode_Y[7]); modify_pred(left_modifier_c, pred_mode_uv); } - if(!(h->flags & B_AVAIL)) { + if (!(h->flags & B_AVAIL)) { modify_pred(top_modifier_l, &h->pred_mode_Y[4]); modify_pred(top_modifier_l, &h->pred_mode_Y[5]); modify_pred(top_modifier_c, pred_mode_uv); |