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Searched refs:chroma_h_shift (Results 1 – 15 of 15) sorted by relevance

/third_party/ffmpeg/libavcodec/
Dffv1dec.c320 const int chroma_width = AV_CEIL_RSHIFT(width, f->chroma_h_shift); in decode_slice()
322 const int cx = x >> f->chroma_h_shift; in decode_slice()
445 f->chroma_h_shift = get_symbol(c, state, 0); in read_extra_header()
452 if (f->chroma_h_shift > 4U || f->chroma_v_shift > 4U) { in read_extra_header()
454 f->chroma_h_shift, f->chroma_v_shift); in read_extra_header()
516 f->chroma_planes, f->chroma_h_shift, f->chroma_v_shift, in read_extra_header()
536 … int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample; in read_header() local
559 chroma_h_shift = get_symbol(c, state, 0); in read_header()
569 chroma_h_shift != f->chroma_h_shift || in read_header()
577 if (chroma_h_shift > 4U || chroma_v_shift > 4U) { in read_header()
[all …]
Dsnowdec.c41 int block_w = plane_index ? block_size>>s->chroma_h_shift : block_size; in predict_slice_buffered()
43 …const uint8_t *obmc = plane_index ? ff_obmc_tab[s->block_max_depth+s->chroma_h_shift] : ff_obmc_t… in predict_slice_buffered()
44 int obmc_stride= plane_index ? (2*block_size)>>s->chroma_h_shift : 2*block_size; in predict_slice_buffered()
328 s->chroma_h_shift= get_symbol(&s->c, s->header_state, 0); in decode_header()
331 if(s->chroma_h_shift == 1 && s->chroma_v_shift==1){ in decode_header()
333 }else if(s->chroma_h_shift == 0 && s->chroma_v_shift==0){ in decode_header()
335 }else if(s->chroma_h_shift == 2 && s->chroma_v_shift==2){ in decode_header()
338 …_log(s, AV_LOG_ERROR, "unsupported color subsample mode %d %d\n", s->chroma_h_shift, s->chroma_v_s… in decode_header()
339 s->chroma_h_shift = s->chroma_v_shift = 1; in decode_header()
346 s->chroma_h_shift = s->chroma_v_shift = 1; in decode_header()
[all …]
Dsnow.h152 int chroma_h_shift; member
411 int block_w = plane_index ? block_size>>s->chroma_h_shift : block_size; in predict_slice()
413 …const uint8_t *obmc = plane_index ? ff_obmc_tab[s->block_max_depth+s->chroma_h_shift] : ff_obmc_t… in predict_slice()
414 const int obmc_stride= plane_index ? (2*block_size)>>s->chroma_h_shift : 2*block_size; in predict_slice()
419 av_assert2(s->chroma_h_shift == s->chroma_v_shift); // obmc params assume squares in predict_slice()
492 ((y*c->uvstride + x)>>s->chroma_h_shift), in init_ref()
493 ((y*c->uvstride + x)>>s->chroma_h_shift), in init_ref()
Dmjpegenc_common.c195 int chroma_h_shift, chroma_v_shift; in ff_mjpeg_init_hvsample() local
197 av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &chroma_h_shift, in ff_mjpeg_init_hvsample()
215 hsample[1] = 2 >> chroma_h_shift; in ff_mjpeg_init_hvsample()
216 hsample[2] = 2 >> chroma_h_shift; in ff_mjpeg_init_hvsample()
Dsnowenc.c134 ret = av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &s->chroma_h_shift, in encode_init()
260 …s->input_picture->data[1] + ((x*block_w)>>s->chroma_h_shift) + ((y*uvstride*block_w)>>s->chroma_v_… in encode_q_branch()
261 …s->input_picture->data[2] + ((x*block_w)>>s->chroma_h_shift) + ((y*uvstride*block_w)>>s->chroma_v_… in encode_q_branch()
386 block_s= block_w*block_w>>(s->chroma_h_shift + s->chroma_v_shift); in encode_q_branch()
387 … sum = pix_sum(current_data[1], uvstride, block_w>>s->chroma_h_shift, block_w>>s->chroma_v_shift); in encode_q_branch()
390 … sum = pix_sum(current_data[2], uvstride, block_w>>s->chroma_h_shift, block_w>>s->chroma_v_shift); in encode_q_branch()
517 const int block_w = plane_index ? block_size>>s->chroma_h_shift : block_size; in get_dc()
519 …const uint8_t *obmc = plane_index ? ff_obmc_tab[s->block_max_depth+s->chroma_h_shift] : ff_obmc_t… in get_dc()
520 const int obmc_stride= plane_index ? (2*block_size)>>s->chroma_h_shift : 2*block_size; in get_dc()
533 av_assert2(s->chroma_h_shift == s->chroma_v_shift); //obmc stuff above in get_dc()
[all …]
Dhuffyuv.h73 int chroma_h_shift; member
Dsnow.c87 (EDGE_WIDTH >> (i ? s->chroma_h_shift : 0)); in ff_snow_get_buffer()
369 const int scale= plane_index ? (2*s->mv_scale)>>s->chroma_h_shift : 2*s->mv_scale; in ff_snow_pred_block()
387 av_assert2(s->chroma_h_shift == s->chroma_v_shift); // only one mv_scale in ff_snow_pred_block()
546 w = AV_CEIL_RSHIFT(w, s->chroma_h_shift); in ff_snow_common_init_after_header()
599 int w= is_chroma ? AV_CEIL_RSHIFT(s->avctx->width, s->chroma_h_shift) : s->avctx->width; in halfpel_interpol()
Dffv1.h90 int chroma_h_shift, chroma_v_shift; member
Dffv1enc.c366 put_symbol(c, state, f->chroma_h_shift, 0); in write_header()
429 put_symbol(c, state, f->chroma_h_shift, 0); in write_extradata()
776 ret = av_pix_fmt_get_chroma_sub_sample (avctx->pix_fmt, &s->chroma_h_shift, &s->chroma_v_shift); in encode_init()
874 int max_h_slices = AV_CEIL_RSHIFT(avctx->width , s->chroma_h_shift); in encode_init()
1081 const int chroma_width = AV_CEIL_RSHIFT(width, f->chroma_h_shift); in encode_slice()
1083 const int cx = x >> f->chroma_h_shift; in encode_slice()
Dcfhdenc.c235 int chroma_h_shift; member
256 &s->chroma_h_shift, in cfhd_encode_init()
270 int width = i ? avctx->width >> s->chroma_h_shift : avctx->width; in cfhd_encode_init()
Dmjpegenc.c547 int chroma_h_shift, chroma_v_shift; in amv_encode_picture() local
549 av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &chroma_h_shift, &chroma_v_shift); in amv_encode_picture()
Dhuffyuvdec.c339 s->chroma_h_shift = avctx->extradata[1] & 3; in decode_init()
411 &s->chroma_h_shift, in decode_init()
414 …(s->chroma<<10) | (s->yuv<<9) | (s->alpha<<8) | ((s->bps-1)<<4) | s->chroma_h_shift | (s->chroma_v… in decode_init()
902 w >>= s->chroma_h_shift; in decode_slice()
Dhuffyuvenc.c243 &s->chroma_h_shift, in encode_init()
374 … ((uint8_t*)avctx->extradata)[1] = ((s->bps-1)<<4) | s->chroma_h_shift | (s->chroma_v_shift<<2); in encode_init()
951 w >>= s->chroma_h_shift; in encode_frame()
Dmjpegdec.c1421 int i, mb_x, mb_y, chroma_h_shift, chroma_v_shift, chroma_width, chroma_height; in mjpeg_decode_scan() local
1438 av_pix_fmt_get_chroma_sub_sample(s->avctx->pix_fmt, &chroma_h_shift, in mjpeg_decode_scan()
1440 chroma_width = AV_CEIL_RSHIFT(s->width, chroma_h_shift); in mjpeg_decode_scan()
/third_party/ffmpeg/doc/
Dsnow.txt54 chroma_h_shift u header_state
182 chroma_h_shift