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avformat/ipmovie: Parse&handle late audio init

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Fixes Ticket117

Based on problem description by Kostya
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-07-26 03:41:57 +02:00
parent e011538394
commit 8e0fdb03a2
1 changed files with 6 additions and 1 deletions
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7
libavformat/ipmovie.c
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@ -78,7 +78,7 @@
#define PALETTE_COUNT 256
typedef struct IPMVEContext {
AVFormatContext *avf;
unsigned char *buf;
int buf_size;
@ -541,6 +541,9 @@ static int process_ipmovie_chunk(IPMVEContext *s, AVIOContext *pb,
}
}
if (s->avf->nb_streams == 1 && s->audio_type)
init_audio(s->avf);
/* make a note of where the stream is sitting */
s->next_chunk_offset = avio_tell(pb);
@ -576,6 +579,8 @@ static int ipmovie_read_header(AVFormatContext *s)
int chunk_type, i;
uint8_t signature_buffer[sizeof(signature)];
ipmovie->avf = s;
avio_read(pb, signature_buffer, sizeof(signature_buffer));
while (memcmp(signature_buffer, signature, sizeof(signature))) {
memmove(signature_buffer, signature_buffer + 1, sizeof(signature_buffer) - 1);