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Merge commit '577899a6458ccad9026eb268f10dc0b39c224c8d'

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* commit '577899a6458ccad9026eb268f10dc0b39c224c8d':
  lavc: specify the behavior of av_lockmgr_register on failure.

Conflicts:
	libavcodec/avcodec.h
	libavcodec/utils.c
	libavcodec/version.h

See: a950edb472
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2014-10-06 21:08:55 +02:00
parent 67ddf21611 577899a645
commit d47dd84391
3 changed files with 11 additions and 10 deletions
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libavcodec/utils.c
+3 -2
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@@ -3492,12 +3492,12 @@ int av_lockmgr_register(int (*cb)(void **mutex, enum AVLockOp op))
void *new_avformat_mutex = NULL;
int err;
if (err = cb(&new_codec_mutex, AV_LOCK_CREATE)) {
return err > 0 ? AVERROR_EXTERNAL : err;
return err > 0 ? AVERROR_UNKNOWN : err;
}
if (err = cb(&new_avformat_mutex, AV_LOCK_CREATE)) {
// Ignore failures to destroy the newly created mutex.
cb(&new_codec_mutex, AV_LOCK_DESTROY);
return err > 0 ? AVERROR_EXTERNAL : err;
return err > 0 ? AVERROR_UNKNOWN : err;
}
lockmgr_cb = cb;
codec_mutex = new_codec_mutex;
@@ -3536,6 +3536,7 @@ int ff_unlock_avcodec(void)
if ((*lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE))
return -1;
}
return 0;
}