vc1: signal interlaced and tff flag to the consumer

[ffmpeg] / libavcodec / vaapi_mpeg2.c

diff --git a/libavcodec/vaapi_mpeg2.c b/libavcodec/vaapi_mpeg2.c
index 030f76bfb9271e4b5457bd95bf5abcc5d8831f5d..e6ff764f615f087d5070e946a138e3772343908f 100644 (file)
--- a/libavcodec/vaapi_mpeg2.c
+++ b/libavcodec/vaapi_mpeg2.c
@@ -132,7 +132,7 @@ static int vaapi_mpeg2_decode_slice(AVCodecContext *avctx, const uint8_t *buffer
         return -1;
     slice_param->macroblock_offset              = macroblock_offset;
     slice_param->slice_horizontal_position      = s->mb_x;
-    slice_param->slice_vertical_position        = s->mb_y;
+    slice_param->slice_vertical_position        = s->mb_y >> (s->picture_structure != PICT_FRAME);
     slice_param->quantiser_scale_code           = quantiser_scale_code;
     slice_param->intra_slice_flag               = intra_slice_flag;
     return 0;