X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmpeg12dec.c;h=85bb7b0705856247bfdb00eb9ee7a8b4a094e8ac;hb=dd2b0c1cde152a9898d70b336a216ffac54103f7;hp=25e281dbc3367d3768be20bd4f945b31c27dcdf9;hpb=76aec9e6b4a2aabe659013198620276822420ad9;p=ffmpeg

diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c
index 25e281dbc33..85bb7b07058 100644
--- a/libavcodec/mpeg12dec.c
+++ b/libavcodec/mpeg12dec.c
@@ -56,6 +56,8 @@ typedef struct Mpeg1Context {
     int has_stereo3d;
     uint8_t *a53_caption;
     int a53_caption_size;
+    uint8_t afd;
+    int has_afd;
     int slice_count;
     int save_aspect_info;
     int save_width, save_height, save_progressive_seq;
@@ -1659,6 +1661,18 @@ static int mpeg_field_start(MpegEncContext *s, const uint8_t *buf, int buf_size)
             *stereo = s1->stereo3d;
             s1->has_stereo3d = 0;
         }
+
+        if (s1->has_afd) {
+            AVFrameSideData *sd =
+                av_frame_new_side_data(s->current_picture_ptr->f,
+                                       AV_FRAME_DATA_AFD, 1);
+            if (!sd)
+                return AVERROR(ENOMEM);
+
+            *sd->data   = s1->afd;
+            s1->has_afd = 0;
+        }
+
         if (HAVE_THREADS && (avctx->active_thread_type & FF_THREAD_FRAME))
             ff_thread_finish_setup(avctx);
     } else { // second field
@@ -2264,6 +2278,7 @@ static void mpeg_decode_user_data(AVCodecContext *avctx,
 {
     Mpeg1Context *s = avctx->priv_data;
     const uint8_t *buf_end = p + buf_size;
+    Mpeg1Context *s1 = avctx->priv_data;
 
     if (buf_size > 29){
         int i;
@@ -2290,7 +2305,13 @@ static void mpeg_decode_user_data(AVCodecContext *avctx,
         if (flags & 0x40) {
             if (buf_end - p < 1)
                 return;
+#if FF_API_AFD
+FF_DISABLE_DEPRECATION_WARNINGS
             avctx->dtg_active_format = p[0] & 0x0f;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif /* FF_API_AFD */
+            s1->has_afd = 1;
+            s1->afd     = p[0] & 0x0f;
         }
     } else if (buf_end - p >= 6 &&
                p[0] == 'J' && p[1] == 'P' && p[2] == '3' && p[3] == 'D' &&
@@ -2302,7 +2323,6 @@ static void mpeg_decode_user_data(AVCodecContext *avctx,
             S3D_video_format_type == 0x04 ||
             S3D_video_format_type == 0x08 ||
             S3D_video_format_type == 0x23) {
-            Mpeg1Context *s1   = avctx->priv_data;
 
             s1->has_stereo3d = 1;