libopenh264enc: export CPB props side data

1 files changed, 26 insertions, 0 deletions

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index d2f4de770b..4f2f951069 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -2383,3 +2383,29 @@ AVCPBProperties *av_cpb_properties_alloc(size_t *size)
 
     return props;
 }
+
+AVCPBProperties *ff_add_cpb_side_data(AVCodecContext *avctx)
+{
+    AVPacketSideData *tmp;
+    AVCPBProperties  *props;
+    size_t size;
+
+    props = av_cpb_properties_alloc(&size);
+    if (!props)
+        return NULL;
+
+    tmp = av_realloc_array(avctx->coded_side_data, avctx->nb_coded_side_data + 1, sizeof(*tmp));
+    if (!tmp) {
+        av_freep(&props);
+        return NULL;
+    }
+
+    avctx->coded_side_data = tmp;
+    avctx->nb_coded_side_data++;
+
+    avctx->coded_side_data[avctx->nb_coded_side_data - 1].type = AV_PKT_DATA_CPB_PROPERTIES;
+    avctx->coded_side_data[avctx->nb_coded_side_data - 1].data = (uint8_t*)props;
+    avctx->coded_side_data[avctx->nb_coded_side_data - 1].size = size;
+
+    return props;
+}