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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-13 00:52:18 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-13 01:09:21 +0200 |
| commit | 99558270ed1e1c0d8906439b47085860ee0b08bd (patch) | |
| tree | 1ce2a0eb9ea06f631ca19beeface093a6d76b8b6 /libavcodec/hevc_parse.c | |
| parent | ad92410d900b985cdabc499f0badaad72dd5ea2d (diff) | |
| download | ffmpeg-99558270ed1e1c0d8906439b47085860ee0b08bd.tar.gz | |
avcodec/hevc: Simplify skipped_bytes_pos code further
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/hevc_parse.c')
| -rw-r--r-- | libavcodec/hevc_parse.c | 35 |
1 files changed, 17 insertions, 18 deletions
diff --git a/libavcodec/hevc_parse.c b/libavcodec/hevc_parse.c index 453a656cd3..5ba5150fed 100644 --- a/libavcodec/hevc_parse.c +++ b/libavcodec/hevc_parse.c @@ -110,18 +110,21 @@ int ff_hevc_extract_rbsp(HEVCContext *s, const uint8_t *src, int length, dst[di++] = 0; si += 3; - if (s) { - nal->skipped_bytes++; - if (s->skipped_bytes_pos_size < nal->skipped_bytes) { - s->skipped_bytes_pos_size *= 2; - av_reallocp_array(&s->skipped_bytes_pos, - s->skipped_bytes_pos_size, - sizeof(*s->skipped_bytes_pos)); - if (!s->skipped_bytes_pos) - return AVERROR(ENOMEM); + if (s && nal->skipped_bytes_pos) { + nal->skipped_bytes++; + if (nal->skipped_bytes_pos_size < nal->skipped_bytes) { + nal->skipped_bytes_pos_size *= 2; + av_assert0(nal->skipped_bytes_pos_size >= nal->skipped_bytes); + av_reallocp_array(&nal->skipped_bytes_pos, + nal->skipped_bytes_pos_size, + sizeof(*nal->skipped_bytes_pos)); + if (!nal->skipped_bytes_pos) { + nal->skipped_bytes_pos_size = 0; + return AVERROR(ENOMEM); } - if (s->skipped_bytes_pos) - s->skipped_bytes_pos[nal->skipped_bytes-1] = di - 1; + } + if (nal->skipped_bytes_pos) + nal->skipped_bytes_pos[nal->skipped_bytes-1] = di - 1; } continue; } else // next start code @@ -219,23 +222,19 @@ int ff_hevc_split_packet(HEVCContext *s, HEVCPacket *pkt, const uint8_t *buf, in (new_size - pkt->nals_allocated) * sizeof(*pkt->nals)); nal = &pkt->nals[pkt->nb_nals]; - nal->skipped_bytes_pos_size_nal = 1024; // initial buffer size - nal->skipped_bytes_pos_nal = av_malloc_array(nal->skipped_bytes_pos_size_nal, sizeof(*s->skipped_bytes_pos)); - if (!nal->skipped_bytes_pos_nal) + nal->skipped_bytes_pos_size = 1024; // initial buffer size + nal->skipped_bytes_pos = av_malloc_array(nal->skipped_bytes_pos_size, sizeof(*nal->skipped_bytes_pos)); + if (!nal->skipped_bytes_pos) return AVERROR(ENOMEM); pkt->nals_allocated = new_size; } nal = &pkt->nals[pkt->nb_nals]; - s->skipped_bytes_pos_size = nal->skipped_bytes_pos_size_nal; - s->skipped_bytes_pos = nal->skipped_bytes_pos_nal; consumed = ff_hevc_extract_rbsp(s, buf, extract_length, nal); if (consumed < 0) return consumed; - nal->skipped_bytes_pos_size_nal = s->skipped_bytes_pos_size; - nal->skipped_bytes_pos_nal = s->skipped_bytes_pos; pkt->nb_nals++; ret = init_get_bits8(&nal->gb, nal->data, nal->size); |