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Merge commit '53ea595eec984e3109310e8bb7ff4b5786d91057'

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* commit '53ea595eec984e3109310e8bb7ff4b5786d91057':
  mov: Rework stsc index validation

See e26e6240b6.

Merged-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
2017-09-27 20:42:39 -03:00
parent 1a115a31d4 53ea595eec
commit b35f6d3aa3
2 changed files with 7 additions and 4 deletions
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2
libavformat/isom.h
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@@ -141,7 +141,7 @@ typedef struct MOVStreamContext {
MOVStts *ctts_data;
unsigned int stsc_count;
MOVStsc *stsc_data;
int stsc_index;
unsigned int stsc_index;
int stsc_sample;
unsigned int stps_count;
unsigned *stps_data; ///< partial sync sample for mpeg-2 open gop

9
libavformat/mov.c
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@@ -2447,10 +2447,13 @@ static int mov_read_stsc(MOVContext *c, AVIOContext *pb, MOVAtom atom)
return 0;
}
#define mov_stsc_index_valid(index, count) ((index) < (count) - 1)
static inline int mov_stsc_index_valid(unsigned int index, unsigned int count)
{
return index < count - 1;
}
/* Compute the samples value for the stsc entry at the given index. */
static inline int mov_get_stsc_samples(MOVStreamContext *sc, int index)
static inline int mov_get_stsc_samples(MOVStreamContext *sc, unsigned int index)
{
int chunk_count;
@@ -6647,7 +6650,7 @@ static int mov_seek_stream(AVFormatContext *s, AVStream *st, int64_t timestamp,
{
MOVStreamContext *sc = st->priv_data;
int sample, time_sample;
int i;
unsigned int i;
int ret = mov_seek_fragment(s, st, timestamp);
if (ret < 0)