From f01f7a7846529b7c3ef343f117eaa2c0a1457af0 Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Wed, 24 Aug 2016 09:24:49 +0200 Subject: [PATCH] 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 f66c0fa740..da89453802 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);