i-= RS;
}
- if(i>=length-1){ //no escaped 0
- *dst_length= length;
- *consumed= length+1; //+1 for the header
- return src;
- }
-
bufidx = h->nal_unit_type == NAL_DPC ? 1 : 0; // use second escape buffer for inter data
- av_fast_malloc(&h->rbsp_buffer[bufidx], &h->rbsp_buffer_size[bufidx], length+FF_INPUT_BUFFER_PADDING_SIZE);
+ si=h->rbsp_buffer_size[bufidx];
+ av_fast_malloc(&h->rbsp_buffer[bufidx], &h->rbsp_buffer_size[bufidx], length+FF_INPUT_BUFFER_PADDING_SIZE+MAX_MBPAIR_SIZE);
dst= h->rbsp_buffer[bufidx];
+ if(si != h->rbsp_buffer_size[bufidx])
+ memset(dst + length, 0, FF_INPUT_BUFFER_PADDING_SIZE+MAX_MBPAIR_SIZE);
if (dst == NULL){
return NULL;
}
+ if(i>=length-1){ //no escaped 0
+ *dst_length= length;
+ *consumed= length+1; //+1 for the header
+ if(h->s.avctx->flags2 & CODEC_FLAG2_FAST){
+ return src;
+ }else{
+ memcpy(dst, src, length);
+ return dst;
+ }
+ }
+
//printf("decoding esc\n");
memcpy(dst, src, i);
si=di=i;
copy_picture_range(h->delayed_pic, h1->delayed_pic, MAX_DELAYED_PIC_COUNT+2, s, s1);
h->last_slice_type = h1->last_slice_type;
+ h->sync = h1->sync;
if(!s->current_picture_ptr) return 0;
pics = 0;
while(h->delayed_pic[pics]) pics++;
- assert(pics <= MAX_DELAYED_PIC_COUNT);
+ av_assert0(pics <= MAX_DELAYED_PIC_COUNT);
h->delayed_pic[pics++] = cur;
if (cur->f.reference == 0)
av_log(s->avctx, AV_LOG_DEBUG, "no picture\n");
}
+ if (h->next_output_pic && h->next_output_pic->sync) {
+ h->sync |= 2*!!h->next_output_pic->f.key_frame;
+ }
+
if (setup_finished)
ff_thread_finish_setup(s->avctx);
}
}
}
} else {
- 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 < 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);
- }
+ 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 < 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);
+ }
}
}
} else {
memset(dest_cr+ i*uvlinesize, 1 << (bit_depth - 1), 8);
}
} else {
- 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);
- }
+ 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);
+ }
}
}
}
for(ref0=ref_start; ref0 < ref_count0; ref0++){
int poc0 = h->ref_list[0][ref0].poc;
for(ref1=ref_start; ref1 < ref_count1; ref1++){
- int w= 32;
- if (!h->ref_list[0][ref0].long_ref && !h->ref_list[1][ref1].long_ref){
- int poc1 = h->ref_list[1][ref1].poc;
- int td = av_clip(poc1 - poc0, -128, 127);
- if(td){
- int tb = av_clip(cur_poc - poc0, -128, 127);
- int tx = (16384 + (FFABS(td) >> 1)) / td;
- int dist_scale_factor = (tb*tx + 32) >> 8;
- if(dist_scale_factor >= -64 && dist_scale_factor <= 128)
- w = 64 - dist_scale_factor;
- }
+ int w = 32;
+ if (!h->ref_list[0][ref0].long_ref && !h->ref_list[1][ref1].long_ref) {
+ int poc1 = h->ref_list[1][ref1].poc;
+ int td = av_clip(poc1 - poc0, -128, 127);
+ if(td){
+ int tb = av_clip(cur_poc - poc0, -128, 127);
+ int tx = (16384 + (FFABS(td) >> 1)) / td;
+ int dist_scale_factor = (tb*tx + 32) >> 8;
+ if(dist_scale_factor >= -64 && dist_scale_factor <= 128)
+ w = 64 - dist_scale_factor;
+ }
}
if(field<0){
h->implicit_weight[ref0][ref1][0]=
static void flush_dpb(AVCodecContext *avctx){
H264Context *h= avctx->priv_data;
int i;
- for(i=0; i<MAX_DELAYED_PIC_COUNT; i++) {
+ for(i=0; i<=MAX_DELAYED_PIC_COUNT; i++) {
if(h->delayed_pic[i])
h->delayed_pic[i]->f.reference = 0;
h->delayed_pic[i]= NULL;
h->s.first_field= 0;
ff_h264_reset_sei(h);
ff_mpeg_flush(avctx);
+ h->sync= 0;
}
static int init_poc(H264Context *h){
s->avctx->sample_aspect_ratio= h->sps.sar;
av_assert0(s->avctx->sample_aspect_ratio.den);
- h->s.avctx->coded_width = 16*s->mb_width;
- h->s.avctx->coded_height = 16*s->mb_height;
-
if(h->sps.video_signal_type_present_flag){
s->avctx->color_range = h->sps.full_range ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG;
if(h->sps.colour_description_present_flag){
h0->last_slice_type = slice_type;
h->slice_num = ++h0->current_slice;
- if(h->slice_num >= MAX_SLICES){
+
+ if(h->slice_num)
+ h0->slice_row[(h->slice_num-1)&(MAX_SLICES-1)]= s->resync_mb_y;
+ if ( h0->slice_row[h->slice_num&(MAX_SLICES-1)] + 3 >= s->resync_mb_y
+ && h0->slice_row[h->slice_num&(MAX_SLICES-1)] <= s->resync_mb_y
+ && h->slice_num >= MAX_SLICES) {
+ //in case of ASO this check needs to be updated depending on how we decide to assign slice numbers in this case
av_log(s->avctx, AV_LOG_WARNING, "Possibly too many slices (%d >= %d), increase MAX_SLICES and recompile if there are artifacts\n", h->slice_num, MAX_SLICES);
}
s->workaround_bugs |= FF_BUG_TRUNCATED;
if(!(s->workaround_bugs & FF_BUG_TRUNCATED)){
- while(ptr[dst_length - 1] == 0 && dst_length > 0)
+ while(dst_length > 0 && ptr[dst_length - 1] == 0)
dst_length--;
}
bit_length= !dst_length ? 0 : (8*dst_length - ff_h264_decode_rbsp_trailing(h, ptr + dst_length - 1));
s->current_picture_ptr->f.key_frame |=
(hx->nal_unit_type == NAL_IDR_SLICE) ||
(h->sei_recovery_frame_cnt >= 0);
+ h->sync |= !!s->current_picture_ptr->f.key_frame;
+ h->sync |= 3*!!(s->flags2 & CODEC_FLAG2_SHOW_ALL);
+ s->current_picture_ptr->sync = h->sync;
if (h->current_slice == 1) {
if(!(s->flags2 & CODEC_FLAG2_CHUNKS)) {
field_end(h, 0);
- if (!h->next_output_pic) {
- /* Wait for second field. */
- *data_size = 0;
-
- } else {
- *data_size = sizeof(AVFrame);
- *pict = *(AVFrame*)h->next_output_pic;
+ *data_size = 0; /* Wait for second field. */
+ if (h->next_output_pic && h->next_output_pic->sync) {
+ if(h->sync>1 || h->next_output_pic->f.pict_type != AV_PICTURE_TYPE_B){
+ *data_size = sizeof(AVFrame);
+ *pict = *(AVFrame*)h->next_output_pic;
+ }
}
}