[FFmpeg-cvslog] avcodec: make avcodec_close() more tolerant.

Clément Bœsch git at videolan.org
Wed Sep 4 22:14:26 CEST 2013


ffmpeg | branch: master | Clément Bœsch <u at pkh.me> | Tue Sep  3 22:25:17 2013 +0200| [3e1f507f3e8f16b716aa115552d243b48ae809bd] | committer: Clément Bœsch

avcodec: make avcodec_close() more tolerant.

See previous commit.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3e1f507f3e8f16b716aa115552d243b48ae809bd
---

 doc/APIchanges       |    3 +++
 libavcodec/utils.c   |    7 ++++++-
 libavcodec/version.h |    2 +-
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/doc/APIchanges b/doc/APIchanges
index 12b9af4..45965e9 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -15,6 +15,9 @@ libavutil:     2012-10-22
 
 API changes, most recent first:
 
+2013-xx-xx - xxxxxxx - lavc 55.31.101 - avcodec.h
+  avcodec_close() argument can be NULL.
+
 2013-xx-xx - xxxxxxx - lavf 55.16.101 - avformat.h
   avformat_close_input() argument can be NULL and point on NULL.
 
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 497cf15..30bc522 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -2398,7 +2398,12 @@ av_cold int ff_codec_close_recursive(AVCodecContext *avctx)
 
 av_cold int avcodec_close(AVCodecContext *avctx)
 {
-    int ret = ff_lock_avcodec(avctx);
+    int ret;
+
+    if (!avctx)
+        return 0;
+
+    ret = ff_lock_avcodec(avctx);
     if (ret < 0)
         return ret;
 
diff --git a/libavcodec/version.h b/libavcodec/version.h
index e65c021..f16db2a 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -30,7 +30,7 @@
 
 #define LIBAVCODEC_VERSION_MAJOR 55
 #define LIBAVCODEC_VERSION_MINOR  31
-#define LIBAVCODEC_VERSION_MICRO 100
+#define LIBAVCODEC_VERSION_MICRO 101
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \



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