[FFmpeg-cvslog] Fix dxva2 decoding for some H264 samples.

Carl Eugen Hoyos git at videolan.org
Wed Sep 21 23:52:30 CEST 2011


ffmpeg | branch: oldabi | Carl Eugen Hoyos <cehoyos at ag.or.at> | Wed Sep 21 23:41:11 2011 +0200| [3de5c435707cc815812febb8ac2fc5814216b1d8] | committer: Carl Eugen Hoyos

Fix dxva2 decoding for some H264 samples.
(cherry picked from commit 3039c68626d924118d9061259cb898a5d978f758)

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3de5c435707cc815812febb8ac2fc5814216b1d8
---

 libavcodec/dxva2_h264.c |   14 ++++++++------
 1 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/libavcodec/dxva2_h264.c b/libavcodec/dxva2_h264.c
index b5ffe02..3d5af31 100644
--- a/libavcodec/dxva2_h264.c
+++ b/libavcodec/dxva2_h264.c
@@ -162,17 +162,19 @@ static void fill_scaling_lists(struct dxva_context *ctx, const H264Context *h, D
             for (j = 0; j < 16; j++)
                 qm->bScalingLists4x4[i][j] = h->pps.scaling_matrix4[i][j];
 
-        for (i = 0; i < 2; i++)
-            for (j = 0; j < 64; j++)
-                qm->bScalingLists8x8[i][j] = h->pps.scaling_matrix8[i][j];
+        for (j = 0; j < 64; j++) {
+            qm->bScalingLists8x8[0][j] = h->pps.scaling_matrix8[0][j];
+            qm->bScalingLists8x8[1][j] = h->pps.scaling_matrix8[3][j];
+        }
     } else {
         for (i = 0; i < 6; i++)
             for (j = 0; j < 16; j++)
                 qm->bScalingLists4x4[i][j] = h->pps.scaling_matrix4[i][zigzag_scan[j]];
 
-        for (i = 0; i < 2; i++)
-            for (j = 0; j < 64; j++)
-                qm->bScalingLists8x8[i][j] = h->pps.scaling_matrix8[i][ff_zigzag_direct[j]];
+        for (j = 0; j < 64; j++) {
+            qm->bScalingLists8x8[0][j] = h->pps.scaling_matrix8[0][ff_zigzag_direct[j]];
+            qm->bScalingLists8x8[1][j] = h->pps.scaling_matrix8[3][ff_zigzag_direct[j]];
+        }
     }
 }
 



More information about the ffmpeg-cvslog mailing list