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lavf/aviobuf: make AVSEEK_SIZE usable from outside.

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Nicolas George
2019-07-19 14:21:49 +02:00
parent 2b4c1a0f3c
commit 6e1a2dc112
1 changed files with 3 additions and 0 deletions
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3
libavformat/aviobuf.c
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@@ -255,6 +255,9 @@ int64_t avio_seek(AVIOContext *s, int64_t offset, int whence)
if(!s) if(!s)
return AVERROR(EINVAL); return AVERROR(EINVAL);
if ((whence & AVSEEK_SIZE))
return s->seek ? s->seek(s->opaque, offset, AVSEEK_SIZE) : AVERROR(ENOSYS);
buffer_size = s->buf_end - s->buffer; buffer_size = s->buf_end - s->buffer;
// pos is the absolute position that the beginning of s->buffer corresponds to in the file // pos is the absolute position that the beginning of s->buffer corresponds to in the file
pos = s->pos - (s->write_flag ? 0 : buffer_size); pos = s->pos - (s->write_flag ? 0 : buffer_size);