This is similar to what is done for AVStream.
---
doc/APIchanges | 5 +++--
libavcodec/avcodec.h | 10 ++++++++++
libavcodec/utils.c | 9 ++++++++-
3 files changed, 21 insertions(+), 3 deletions(-)
diff --git a/doc/APIchanges b/doc/APIchanges
index 8c12284..6ea75e5 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -13,8 +13,9 @@ libavutil: 2015-08-28
API changes, most recent first:
-2015-xx-xx - xxxxxxx - lavc 57.9.0 - avcodec.h
- Add av_packet_add_side_data().
+2015-xx-xx - lavc 57.9.0 - avcodec.h
+ xxxxxxx - Add av_packet_add_side_data().
+ xxxxxxx - Add AVCodecContext.coded_side_data.
2015-xx-xx - lavc 57.7.0 - avcodec.h
xxxxxx - Deprecate av_free_packet(). Use av_packet_unref() as replacement,
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index a139113..78e5aab 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -2911,6 +2911,16 @@ typedef struct AVCodecContext {
* - decoding: Set by libavcodec before calling get_format()
*/
enum AVPixelFormat sw_pix_fmt;
+
+ /**
+ * Additional data associated with the entire coded stream.
+ *
+ * - decoding: unused
+ * - encoding: may be set by libavcodec after avcodec_open2().
+ */
+ AVPacketSideData *coded_side_data;
+ int nb_coded_side_data;
+
} AVCodecContext;
/**
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index ad00a92..f3361a0 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -1603,9 +1603,11 @@ void avsubtitle_free(AVSubtitle *sub)
av_cold int avcodec_close(AVCodecContext *avctx)
{
+ int i;
+
if (avcodec_is_open(avctx)) {
FramePool *pool = avctx->internal->pool;
- int i;
+
if (HAVE_THREADS && avctx->internal->thread_ctx)
ff_thread_free(avctx);
if (avctx->codec && avctx->codec->close)
@@ -1622,6 +1624,11 @@ av_cold int avcodec_close(AVCodecContext *avctx)
av_freep(&avctx->internal);
}
+ 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->nb_coded_side_data = 0;
+
if (avctx->priv_data && avctx->codec && avctx->codec->priv_class)
av_opt_free(avctx->priv_data);
av_opt_free(avctx);
--
2.0.0
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