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Diffstat (limited to 'libavcodec/h264.c')
-rw-r--r--libavcodec/h264.c97
1 files changed, 72 insertions, 25 deletions
diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 1faaaa6802..f61f524508 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -942,7 +942,7 @@ static void clone_tables(H264Context *dst, H264Context *src, int i){
dst->list_counts = src->list_counts;
dst->s.obmc_scratchpad = NULL;
- ff_h264_pred_init(&dst->hpc, src->s.codec_id, src->sps.bit_depth_luma);
+ ff_h264_pred_init(&dst->hpc, src->s.codec_id, src->sps.bit_depth_luma, src->sps.chroma_format_idc);
}
/**
@@ -970,8 +970,8 @@ static av_cold void common_init(H264Context *h){
s->height = s->avctx->height;
s->codec_id= s->avctx->codec->id;
- ff_h264dsp_init(&h->h264dsp, 8);
- ff_h264_pred_init(&h->hpc, s->codec_id, 8);
+ ff_h264dsp_init(&h->h264dsp, 8, 1);
+ ff_h264_pred_init(&h->hpc, s->codec_id, 8, 1);
h->dequant_coeff_pps= -1;
s->unrestricted_mv=1;
@@ -1432,11 +1432,16 @@ static void decode_postinit(H264Context *h, int setup_finished){
ff_thread_finish_setup(s->avctx);
}
-static av_always_inline void backup_mb_border(H264Context *h, uint8_t *src_y, uint8_t *src_cb, uint8_t *src_cr, int linesize, int uvlinesize, int chroma444, int simple){
+static av_always_inline void backup_mb_border(H264Context *h, uint8_t *src_y,
+ uint8_t *src_cb, uint8_t *src_cr,
+ int linesize, int uvlinesize, int simple)
+{
MpegEncContext * const s = &h->s;
uint8_t *top_border;
int top_idx = 1;
const int pixel_shift = h->pixel_shift;
+ int chroma444 = CHROMA444;
+ int chroma422 = CHROMA422;
src_y -= linesize;
src_cb -= uvlinesize;
@@ -1460,6 +1465,14 @@ static av_always_inline void backup_mb_border(H264Context *h, uint8_t *src_y, ui
AV_COPY128(top_border+16, src_cb + 15*uvlinesize);
AV_COPY128(top_border+32, src_cr + 15*uvlinesize);
}
+ } else if(chroma422) {
+ if (pixel_shift) {
+ AV_COPY128(top_border+32, src_cb + 15*uvlinesize);
+ AV_COPY128(top_border+48, src_cr + 15*uvlinesize);
+ } else {
+ AV_COPY64(top_border+16, src_cb + 15*uvlinesize);
+ AV_COPY64(top_border+24, src_cr + 15*uvlinesize);
+ }
} else {
if (pixel_shift) {
AV_COPY128(top_border+32, src_cb+7*uvlinesize);
@@ -1495,6 +1508,14 @@ static av_always_inline void backup_mb_border(H264Context *h, uint8_t *src_y, ui
AV_COPY128(top_border+16, src_cb + 16*linesize);
AV_COPY128(top_border+32, src_cr + 16*linesize);
}
+ } else if(chroma422) {
+ if (pixel_shift) {
+ AV_COPY128(top_border+32, src_cb+16*uvlinesize);
+ AV_COPY128(top_border+48, src_cr+16*uvlinesize);
+ } else {
+ AV_COPY64(top_border+16, src_cb+16*uvlinesize);
+ AV_COPY64(top_border+24, src_cr+16*uvlinesize);
+ }
} else {
if (pixel_shift) {
AV_COPY128(top_border+32, src_cb+8*uvlinesize);
@@ -1773,10 +1794,11 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple, i
/* is_h264 should always be true if SVQ3 is disabled. */
const int is_h264 = !CONFIG_SVQ3_DECODER || simple || s->codec_id == CODEC_ID_H264;
void (*idct_add)(uint8_t *dst, DCTELEM *block, int stride);
+ const int block_h = 16 >> s->chroma_y_shift;
dest_y = s->current_picture.f.data[0] + ((mb_x << pixel_shift) + mb_y * s->linesize ) * 16;
- dest_cb = s->current_picture.f.data[1] + ((mb_x << pixel_shift) + mb_y * s->uvlinesize) * 8;
- dest_cr = s->current_picture.f.data[2] + ((mb_x << pixel_shift) + mb_y * s->uvlinesize) * 8;
+ dest_cb = s->current_picture.f.data[1] + (mb_x << pixel_shift)*8 + mb_y * s->uvlinesize * block_h;
+ dest_cr = s->current_picture.f.data[2] + (mb_x << pixel_shift)*8 + mb_y * s->uvlinesize * block_h;
s->dsp.prefetch(dest_y + (s->mb_x&3)*4*s->linesize + (64 << pixel_shift), s->linesize, 4);
s->dsp.prefetch(dest_cb + (s->mb_x&7)*s->uvlinesize + (64 << pixel_shift), dest_cr - dest_cb, 2);
@@ -1789,8 +1811,8 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple, i
block_offset = &h->block_offset[48];
if(mb_y&1){ //FIXME move out of this function?
dest_y -= s->linesize*15;
- dest_cb-= s->uvlinesize*7;
- dest_cr-= s->uvlinesize*7;
+ dest_cb-= s->uvlinesize * (block_h - 1);
+ dest_cr-= s->uvlinesize * (block_h - 1);
}
if(FRAME_MBAFF) {
int list;
@@ -1842,12 +1864,12 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple, i
}
}
} else {
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < block_h; i++) {
uint16_t *tmp_cb = (uint16_t*)(dest_cb + i*uvlinesize);
for (j = 0; j < 8; j++)
tmp_cb[j] = get_bits(&gb, bit_depth);
}
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < block_h; i++) {
uint16_t *tmp_cr = (uint16_t*)(dest_cr + i*uvlinesize);
for (j = 0; j < 8; j++)
tmp_cr[j] = get_bits(&gb, bit_depth);
@@ -1865,7 +1887,7 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple, i
memset(dest_cr + i*uvlinesize, 128, 8);
}
} else {
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < block_h; i++) {
memcpy(dest_cb + i*uvlinesize, h->mb + 128 + i*4, 8);
memcpy(dest_cr + i*uvlinesize, h->mb + 160 + i*4, 8);
}
@@ -1913,10 +1935,18 @@ static av_always_inline void hl_decode_mb_internal(H264Context *h, int simple, i
}
}else{
if(is_h264){
+ int qp[2];
+ if (CHROMA422) {
+ qp[0] = h->chroma_qp[0] + 3;
+ qp[1] = h->chroma_qp[1] + 3;
+ } else {
+ qp[0] = h->chroma_qp[0];
+ qp[1] = h->chroma_qp[1];
+ }
if(h->non_zero_count_cache[ scan8[CHROMA_DC_BLOCK_INDEX+0] ])
- h->h264dsp.h264_chroma_dc_dequant_idct(h->mb + (16*16*1 << pixel_shift), h->dequant4_coeff[IS_INTRA(mb_type) ? 1:4][h->chroma_qp[0]][0]);
+ h->h264dsp.h264_chroma_dc_dequant_idct(h->mb + (16*16*1 << pixel_shift), h->dequant4_coeff[IS_INTRA(mb_type) ? 1:4][qp[0]][0]);
if(h->non_zero_count_cache[ scan8[CHROMA_DC_BLOCK_INDEX+1] ])
- h->h264dsp.h264_chroma_dc_dequant_idct(h->mb + (16*16*2 << pixel_shift), h->dequant4_coeff[IS_INTRA(mb_type) ? 2:5][h->chroma_qp[1]][0]);
+ h->h264dsp.h264_chroma_dc_dequant_idct(h->mb + (16*16*2 << pixel_shift), h->dequant4_coeff[IS_INTRA(mb_type) ? 2:5][qp[1]][0]);
h->h264dsp.h264_idct_add8(dest, block_offset,
h->mb, uvlinesize,
h->non_zero_count_cache);
@@ -2555,11 +2585,13 @@ static int decode_slice_header(H264Context *h, H264Context *h0){
h->b_stride= s->mb_width*4;
+ s->chroma_y_shift = h->sps.chroma_format_idc <= 1; // 400 uses yuv420p
+
s->width = 16*s->mb_width - (2>>CHROMA444)*FFMIN(h->sps.crop_right, (8<<CHROMA444)-1);
if(h->sps.frame_mbs_only_flag)
- s->height= 16*s->mb_height - (2>>CHROMA444)*FFMIN(h->sps.crop_bottom, (8<<CHROMA444)-1);
+ s->height= 16*s->mb_height - (1<<s->chroma_y_shift)*FFMIN(h->sps.crop_bottom, (16>>s->chroma_y_shift)-1);
else
- s->height= 16*s->mb_height - (4>>CHROMA444)*FFMIN(h->sps.crop_bottom, (8<<CHROMA444)-1);
+ s->height= 16*s->mb_height - (2<<s->chroma_y_shift)*FFMIN(h->sps.crop_bottom, (16>>s->chroma_y_shift)-1);
if (s->context_initialized
&& ( s->width != s->avctx->width || s->height != s->avctx->height
@@ -2601,14 +2633,26 @@ static int decode_slice_header(H264Context *h, H264Context *h0){
switch (h->sps.bit_depth_luma) {
case 9 :
- s->avctx->pix_fmt = CHROMA444 ? PIX_FMT_YUV444P9 : PIX_FMT_YUV420P9;
+ if (CHROMA444)
+ s->avctx->pix_fmt = PIX_FMT_YUV444P9;
+ else if (CHROMA422)
+ s->avctx->pix_fmt = PIX_FMT_YUV422P9;
+ else
+ s->avctx->pix_fmt = PIX_FMT_YUV420P9;
break;
case 10 :
- s->avctx->pix_fmt = CHROMA444 ? PIX_FMT_YUV444P10 : PIX_FMT_YUV420P10;
+ if (CHROMA444)
+ s->avctx->pix_fmt = PIX_FMT_YUV444P10;
+ else if (CHROMA422)
+ s->avctx->pix_fmt = PIX_FMT_YUV422P10;
+ else
+ s->avctx->pix_fmt = PIX_FMT_YUV420P10;
break;
default:
if (CHROMA444){
s->avctx->pix_fmt = s->avctx->color_range == AVCOL_RANGE_JPEG ? PIX_FMT_YUVJ444P : PIX_FMT_YUV444P;
+ } else if (CHROMA422) {
+ s->avctx->pix_fmt = s->avctx->color_range == AVCOL_RANGE_JPEG ? PIX_FMT_YUVJ422P : PIX_FMT_YUV422P;
}else{
s->avctx->pix_fmt = s->avctx->get_format(s->avctx,
s->avctx->codec->pix_fmts ?
@@ -3272,6 +3316,7 @@ static void loop_filter(H264Context *h, int start_x, int end_x){
const int end_mb_y= s->mb_y + FRAME_MBAFF;
const int old_slice_type= h->slice_type;
const int pixel_shift = h->pixel_shift;
+ const int block_h = 16 >> s->chroma_y_shift;
if(h->deblocking_filter) {
for(mb_x= start_x; mb_x<end_x; mb_x++){
@@ -3288,8 +3333,8 @@ static void loop_filter(H264Context *h, int start_x, int end_x){
s->mb_x= mb_x;
s->mb_y= mb_y;
dest_y = s->current_picture.f.data[0] + ((mb_x << pixel_shift) + mb_y * s->linesize ) * 16;
- dest_cb = s->current_picture.f.data[1] + ((mb_x << pixel_shift) + mb_y * s->uvlinesize) * (8 << CHROMA444);
- dest_cr = s->current_picture.f.data[2] + ((mb_x << pixel_shift) + mb_y * s->uvlinesize) * (8 << CHROMA444);
+ dest_cb = s->current_picture.f.data[1] + (mb_x << pixel_shift) * (8 << CHROMA444) + mb_y * s->uvlinesize * block_h;
+ dest_cr = s->current_picture.f.data[2] + (mb_x << pixel_shift) * (8 << CHROMA444) + mb_y * s->uvlinesize * block_h;
//FIXME simplify above
if (MB_FIELD) {
@@ -3297,14 +3342,14 @@ static void loop_filter(H264Context *h, int start_x, int end_x){
uvlinesize = h->mb_uvlinesize = s->uvlinesize * 2;
if(mb_y&1){ //FIXME move out of this function?
dest_y -= s->linesize*15;
- dest_cb-= s->uvlinesize*((8 << CHROMA444)-1);
- dest_cr-= s->uvlinesize*((8 << CHROMA444)-1);
+ dest_cb-= s->uvlinesize * (block_h - 1);
+ dest_cr-= s->uvlinesize * (block_h - 1);
}
} else {
linesize = h->mb_linesize = s->linesize;
uvlinesize = h->mb_uvlinesize = s->uvlinesize;
}
- backup_mb_border(h, dest_y, dest_cb, dest_cr, linesize, uvlinesize, CHROMA444, 0);
+ backup_mb_border(h, dest_y, dest_cb, dest_cr, linesize, uvlinesize, 0);
if(fill_filter_caches(h, mb_type))
continue;
h->chroma_qp[0] = get_chroma_qp(h, 0, s->current_picture.f.qscale_table[mb_xy]);
@@ -3742,13 +3787,15 @@ static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size){
if(avctx->has_b_frames < 2)
avctx->has_b_frames= !s->low_delay;
- if (avctx->bits_per_raw_sample != h->sps.bit_depth_luma) {
+ if (avctx->bits_per_raw_sample != h->sps.bit_depth_luma ||
+ h->cur_chroma_format_idc != h->sps.chroma_format_idc) {
if (h->sps.bit_depth_luma >= 8 && h->sps.bit_depth_luma <= 10) {
avctx->bits_per_raw_sample = h->sps.bit_depth_luma;
+ h->cur_chroma_format_idc = h->sps.chroma_format_idc;
h->pixel_shift = h->sps.bit_depth_luma > 8;
- ff_h264dsp_init(&h->h264dsp, h->sps.bit_depth_luma);
- ff_h264_pred_init(&h->hpc, s->codec_id, h->sps.bit_depth_luma);
+ ff_h264dsp_init(&h->h264dsp, h->sps.bit_depth_luma, h->sps.chroma_format_idc);
+ ff_h264_pred_init(&h->hpc, s->codec_id, h->sps.bit_depth_luma, h->sps.chroma_format_idc);
s->dsp.dct_bits = h->sps.bit_depth_luma > 8 ? 32 : 16;
dsputil_init(&s->dsp, s->avctx);
} else {
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-08 22:00:48 +0000