Module: libav
Branch: master
Commit: f01f7a7846529b7c3ef343f117eaa2c0a1457af0
Author: Anton Khirnov <an...@khirnov.net>
Committer: Anton Khirnov <an...@khirnov.net>
Date: Wed Aug 24 09:24:49 2016 +0200
hwcontext_dxva2: use the special UC copy for downloading frames
---
libavutil/hwcontext_dxva2.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/libavutil/hwcontext_dxva2.c b/libavutil/hwcontext_dxva2.c
index f66c0fa..da89453 100644
--- a/libavutil/hwcontext_dxva2.c
+++ b/libavutil/hwcontext_dxva2.c
@@ -277,8 +277,13 @@ static int dxva2_transfer_data(AVHWFramesContext *ctx,
AVFrame *dst,
(uint8_t*)LockedRect.pBits, surf_linesize);
if (download) {
- av_image_copy(dst->data, dst->linesize, surf_data, surf_linesize,
- ctx->sw_format, src->width, src->height);
+ ptrdiff_t src_linesize1[4], dst_linesize1[4];
+ for (i = 0; i < 4; i++) {
+ dst_linesize1[i] = dst->linesize[i];
+ src_linesize1[i] = surf_linesize[i];
+ }
+ av_image_copy_uc_from(dst->data, dst_linesize1, surf_data,
src_linesize1,
+ ctx->sw_format, src->width, src->height);
} else {
av_image_copy(surf_data, surf_linesize, src->data, src->linesize,
ctx->sw_format, src->width, src->height);
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