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authorJames Almer <jamrial@gmail.com>2017-04-24 14:53:47 -0300
committerJames Almer <jamrial@gmail.com>2017-05-11 21:16:54 -0300
commit65add3a8184d080be147ac4a80fa29b104a6e7d5 (patch)
treebbb785dd450b4c2ac06c980e1f91e8019bb18e02
parent8d9f9270780d4a515589a39e894f758b5c837117 (diff)
downloadffmpeg-65add3a8184d080be147ac4a80fa29b104a6e7d5.tar.gz
avcodec/options: do a more thorough clean up in avcodec_copy_context()
Free coded_frame and coded_side_data to prevent potential leaks. Reviewed-by: Aaron Levinson <alevinsn@aracnet.com> Tested-by: Michael Niedermayer <michael@niedermayer.cc> Signed-off-by: James Almer <jamrial@gmail.com> (cherry picked from commit cac8de2da5c4935773128335c11b806faa73e19d)
-rw-r--r--libavcodec/options.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/libavcodec/options.c b/libavcodec/options.c
index 116d1ce4a6..e124fb442e 100644
--- a/libavcodec/options.c
+++ b/libavcodec/options.c
@@ -189,14 +189,25 @@ void avcodec_free_context(AVCodecContext **pavctx)
#if FF_API_COPY_CONTEXT
static void copy_context_reset(AVCodecContext *avctx)
{
+ int i;
+
av_opt_free(avctx);
+#if FF_API_CODED_FRAME
+FF_DISABLE_DEPRECATION_WARNINGS
+ av_frame_free(&avctx->coded_frame);
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
av_freep(&avctx->rc_override);
av_freep(&avctx->intra_matrix);
av_freep(&avctx->inter_matrix);
av_freep(&avctx->extradata);
av_freep(&avctx->subtitle_header);
av_buffer_unref(&avctx->hw_frames_ctx);
+ for (i = 0; i < avctx->nb_coded_side_data; i++)
+ av_freep(&avctx->coded_side_data[i].data);
+ av_freep(&avctx->coded_side_data);
avctx->subtitle_header_size = 0;
+ avctx->nb_coded_side_data = 0;
avctx->extradata_size = 0;
}
@@ -237,11 +248,13 @@ FF_ENABLE_DEPRECATION_WARNINGS
/* reallocate values that should be allocated separately */
dest->extradata = NULL;
+ dest->coded_side_data = NULL;
dest->intra_matrix = NULL;
dest->inter_matrix = NULL;
dest->rc_override = NULL;
dest->subtitle_header = NULL;
dest->hw_frames_ctx = NULL;
+ dest->nb_coded_side_data = 0;
#define alloc_and_copy_or_fail(obj, size, pad) \
if (src->obj && size > 0) { \