[FFmpeg-devel] [PATCH] lavc/libwebpenc: use WebPMemoryWriterClear()

James Almer jamrial at gmail.com
Wed Aug 27 05:57:47 CEST 2014


WebPMemoryWriterClear() must be used instead of free() when libwebp ABI version is > 0x0202.

Signed-off-by: James Almer <jamrial at gmail.com>
---
Untested. Latest stable libwebp release (0.4.1) is still 0x0202.

 libavcodec/libwebpenc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavcodec/libwebpenc.c b/libavcodec/libwebpenc.c
index 5283da5..4f213bc 100644
--- a/libavcodec/libwebpenc.c
+++ b/libavcodec/libwebpenc.c
@@ -231,7 +231,11 @@ static int libwebp_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     *got_packet = 1;
 
 end:
+#if (WEBP_ENCODER_ABI_VERSION > 0x0202)
+    WebPMemoryWriterClear(&mw);
+#else
     free(mw.mem); /* must use free() according to libwebp documentation */
+#endif
     WebPPictureFree(pic);
     av_freep(&pic);
     av_frame_free(&alt_frame);
-- 
1.8.5.5



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