diff options
Diffstat (limited to 'libavcodec/h264_parser.c')
| -rw-r--r-- | libavcodec/h264_parser.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/libavcodec/h264_parser.c b/libavcodec/h264_parser.c index ef5da98934..75e09f400d 100644 --- a/libavcodec/h264_parser.c +++ b/libavcodec/h264_parser.c @@ -132,8 +132,8 @@ static inline int parse_nal_units(AVCodecParserContext *s, case NAL_SLICE: case NAL_IDR_SLICE: // Do not walk the whole buffer just to decode slice header - if (src_length > 20) - src_length = 20; + if (src_length > 60) + src_length = 60; break; } ptr = ff_h264_decode_nal(h, buf, &dst_length, &consumed, src_length); @@ -219,8 +219,18 @@ static inline int parse_nal_units(AVCodecParserContext *s, h->delta_poc[1] = get_se_golomb(&h->gb); } + /* Decode POC of this picture. */ + field_poc[0] = field_poc[1] = INT_MAX; ff_init_poc(h, field_poc, &s->output_picture_number); + /* Set up the prev_ values for decoding POC of the next picture. */ + h->prev_frame_num = h->frame_num; + h->prev_frame_num_offset = h->frame_num_offset; + if (h->nal_ref_idc != 0) { + h->prev_poc_msb = h->poc_msb; + h->prev_poc_lsb = h->poc_lsb; + } + if (h->sps.pic_struct_present_flag) { switch (h->sei_pic_struct) { case SEI_PIC_STRUCT_TOP_FIELD: |