[FFmpeg-cvslog] avutil/buffer: Avoid moving the AVBufferRef to a new place in memory in av_buffer_make_writable ()

Michael Niedermayer git at videolan.org
Thu Mar 12 03:06:13 CET 2015


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Jan 15 00:42:55 2015 +0100| [26d81b5703ea3b100d5138c0a6359076de2a1e0d] | committer: Michael Niedermayer

avutil/buffer: Avoid moving the AVBufferRef to a new place in memory in av_buffer_make_writable()

This allows making a AVBufferRef writable without the need to
update all pointers to it

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=26d81b5703ea3b100d5138c0a6359076de2a1e0d
---

 libavutil/buffer.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavutil/buffer.c b/libavutil/buffer.c
index b31f034..bb112c2 100644
--- a/libavutil/buffer.c
+++ b/libavutil/buffer.c
@@ -159,8 +159,8 @@ int av_buffer_make_writable(AVBufferRef **pbuf)
         return AVERROR(ENOMEM);
 
     memcpy(newbuf->data, buf->data, buf->size);
-    av_buffer_unref(pbuf);
-    *pbuf = newbuf;
+
+    buffer_replace(pbuf, &newbuf);
 
     return 0;
 }



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