Merge commit 'd161ae0a37900cbd36c1390ca32a56b892c02ab5'

* commit 'd161ae0a37900cbd36c1390ca32a56b892c02ab5':
  frame: add a function for removing side data from a frame

Conflicts:
	libavutil/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 16 insertions, 0 deletions

diff --git a/libavutil/frame.c b/libavutil/frame.c
index 747aa79b8f..07cdc213f2 100644
--- a/libavutil/frame.c
+++ b/libavutil/frame.c
@@ -642,3 +642,19 @@ int av_frame_copy(AVFrame *dst, const AVFrame *src)
 
     return AVERROR(EINVAL);
 }
+
+void av_frame_remove_side_data(AVFrame *frame, enum AVFrameSideDataType type)
+{
+    int i;
+
+    for (i = 0; i < frame->nb_side_data; i++) {
+        AVFrameSideData *sd = frame->side_data[i];
+        if (sd->type == type) {
+            av_freep(&sd->data);
+            av_dict_free(&sd->metadata);
+            av_freep(&frame->side_data[i]);
+            frame->side_data[i] = frame->side_data[frame->nb_side_data - 1];
+            frame->nb_side_data--;
+        }
+    }
+}