avutil/frame: add helper for getting side data from array

Jan Ekström committed 3 years ago

Commit f287a281 parent 3c52f732 files · +29 −5Browse files

Unified · Split

2 files

     return 0;
 }
-AVFrameSideData *av_frame_get_side_data(const AVFrame *frame,
+const AVFrameSideData *av_frame_side_data_get(const AVFrameSideData **sd,
-                                        enum AVFrameSideDataType type)
+                                              const int nb_sd,
+                                              enum AVFrameSideDataType type)
 {
-    for (int i = 0; i < frame->nb_side_data; i++) {
+    for (int i = 0; i < nb_sd; i++) {
-        if (frame->side_data[i]->type == type)
+        if (sd[i]->type == type)
-            return frame->side_data[i];
+            return sd[i];
     }
     return NULL;
 }
+AVFrameSideData *av_frame_get_side_data(const AVFrame *frame,
+                                        enum AVFrameSideDataType type)
+{
+    return (AVFrameSideData *)av_frame_side_data_get(
+        (const AVFrameSideData **)frame->side_data, frame->nb_side_data,
+        type
+    );
+}
 static int frame_copy_video(AVFrame *dst, const AVFrame *src)
 {
     int planes;

@@ -1041,6 +1041,20 @@ AVFrameSideData av_frame_side_data_new(AVFrameSideData *sd, int nb_sd, · 1040 unmodified lines
1041	int av_frame_side_data_clone(AVFrameSideData **sd, int nb_sd,	1041	int av_frame_side_data_clone(AVFrameSideData **sd, int nb_sd,
1042	const AVFrameSideData *src, unsigned int flags);	1042	const AVFrameSideData *src, unsigned int flags);
1043		1043
		1044	/**
		1045	* Get a side data entry of a specific type from an array.
		1046	*
		1047	* @param sd array of side data.
		1048	* @param nb_sd integer containing the number of entries in the array.
		1049	* @param type type of side data to be queried
		1050	*
		1051	* @return a pointer to the side data of a given type on success, NULL if there
		1052	* is no side data with such type in this set.
		1053	*/
		1054	const AVFrameSideData av_frame_side_data_get(const AVFrameSideData *sd,
		1055	const int nb_sd,
		1056	enum AVFrameSideDataType type);
		1057
1044	/**	1058	/**
1045	* @}	1059	* @}
1046	*/	1060	*/

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