Merge commit 'e3e317e0'

* commit 'e3e317e0':
  lavc: Compact the side-data passthrough

Conflicts:
	libavcodec/utils.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/utils.c

@@ -735,44 +735,34 @@ FF_ENABLE_DEPRECATION_WARNINGS
 int ff_init_buffer_info(AVCodecContext *avctx, AVFrame *frame)
 {
     AVPacket *pkt = avctx->internal->pkt;
+    int i;
+    struct {
+        enum AVPacketSideDataType packet;
+        enum AVFrameSideDataType frame;
+    } sd[] = {
+        { AV_PKT_DATA_REPLAYGAIN ,   AV_FRAME_DATA_REPLAYGAIN },
+        { AV_PKT_DATA_DISPLAYMATRIX, AV_FRAME_DATA_DISPLAYMATRIX },
+        { AV_PKT_DATA_STEREO3D,      AV_FRAME_DATA_STEREO3D },
+    };
 
     if (pkt) {
-        uint8_t *packet_sd;
-        AVFrameSideData *frame_sd;
-        int size;
         frame->pkt_pts = pkt->pts;
         av_frame_set_pkt_pos     (frame, pkt->pos);
         av_frame_set_pkt_duration(frame, pkt->duration);
         av_frame_set_pkt_size    (frame, pkt->size);
 
-        /* copy the replaygain data to the output frame */
-        packet_sd = av_packet_get_side_data(pkt, AV_PKT_DATA_REPLAYGAIN, &size);
-        if (packet_sd) {
-            frame_sd = av_frame_new_side_data(frame, AV_FRAME_DATA_REPLAYGAIN, size);
-            if (!frame_sd)
-                return AVERROR(ENOMEM);
-
-            memcpy(frame_sd->data, packet_sd, size);
-        }
-
-        /* copy the displaymatrix to the output frame */
-        packet_sd = av_packet_get_side_data(pkt, AV_PKT_DATA_DISPLAYMATRIX, &size);
-        if (packet_sd) {
-            frame_sd = av_frame_new_side_data(frame, AV_FRAME_DATA_DISPLAYMATRIX, size);
-            if (!frame_sd)
-                return AVERROR(ENOMEM);
-
-            memcpy(frame_sd->data, packet_sd, size);
-        }
-
-        /* copy the stereo3d format to the output frame */
-        packet_sd = av_packet_get_side_data(pkt, AV_PKT_DATA_STEREO3D, &size);
-        if (packet_sd) {
-            frame_sd = av_frame_new_side_data(frame, AV_FRAME_DATA_STEREO3D, size);
-            if (!frame_sd)
-                return AVERROR(ENOMEM);
-
-            memcpy(frame_sd->data, packet_sd, size);
+        for (i = 0; i < FF_ARRAY_ELEMS(sd); i++) {
+            int size;
+            uint8_t *packet_sd = av_packet_get_side_data(pkt, sd[i].packet, &size);
+            if (packet_sd) {
+                AVFrameSideData *frame_sd = av_frame_new_side_data(frame,
+                                                                   sd[i].frame,
+                                                                   size);
+                if (!frame_sd)
+                    return AVERROR(ENOMEM);
+
+                memcpy(frame_sd->data, packet_sd, size);
+            }
         }
     } else {
         frame->pkt_pts = AV_NOPTS_VALUE;