diff options
| author | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2010-01-07 22:59:22 +0000 |
|---|---|---|
| committer | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2010-01-07 22:59:22 +0000 |
| commit | 063e7692731798426ef90989211ed7d07f9dc38f (patch) | |
| tree | c3ab5ffdff7e1f4562ff89191d725ffd1bb6da3c /libavfilter | |
| parent | fe59258516ef29e668f414bb78cbf68f2f9cf314 (diff) | |
Make avfilter_formats_unref(AVFilterFormats **ref) handle the case
when *ref is NULL.
Originally committed as revision 21077 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavfilter')
| -rw-r--r-- | libavfilter/avfilter.h | 7 | ||||
| -rw-r--r-- | libavfilter/formats.c | 3 |
2 files changed, 7 insertions, 3 deletions
diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h index a796280435..ddf13c3bad 100644 --- a/libavfilter/avfilter.h +++ b/libavfilter/avfilter.h @@ -26,7 +26,7 @@ #define LIBAVFILTER_VERSION_MAJOR 1 #define LIBAVFILTER_VERSION_MINOR 14 -#define LIBAVFILTER_VERSION_MICRO 0 +#define LIBAVFILTER_VERSION_MICRO 1 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \ LIBAVFILTER_VERSION_MINOR, \ @@ -231,8 +231,9 @@ AVFilterFormats *avfilter_merge_formats(AVFilterFormats *a, AVFilterFormats *b); void avfilter_formats_ref(AVFilterFormats *formats, AVFilterFormats **ref); /** - * Removes *ref as a reference to the format list it currently points to, - * deallocates that list if this was the last reference, and sets *ref to NULL. + * If *ref is non-NULL, removes *ref as a reference to the format list + * it currently points to, deallocates that list if this was the last + * reference, and sets *ref to NULL. * * Before After * ________ ________ NULL diff --git a/libavfilter/formats.c b/libavfilter/formats.c index e558195a1d..e175cd3314 100644 --- a/libavfilter/formats.c +++ b/libavfilter/formats.c @@ -133,6 +133,9 @@ static int find_ref_index(AVFilterFormats **ref) void avfilter_formats_unref(AVFilterFormats **ref) { + if (!*ref) + return; + int idx = find_ref_index(ref); if(idx >= 0) |