From 31f2cdc6430c2de085f69c48652ecbd4173035ac Mon Sep 17 00:00:00 2001 From: "hclam@chromium.org" Date: Tue, 19 May 2009 04:01:57 +0000 Subject: Fix a misaligmnet in rendering video frames Misalignment if clip top is odd. Review URL: http://codereview.chromium.org/115499 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@16358 0039d316-1c4b-4281-b951-d872f2087c98 --- chrome/renderer/media/video_renderer_impl.cc | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'chrome') diff --git a/chrome/renderer/media/video_renderer_impl.cc b/chrome/renderer/media/video_renderer_impl.cc index 42f1f68..d411321 100644 --- a/chrome/renderer/media/video_renderer_impl.cc +++ b/chrome/renderer/media/video_renderer_impl.cc @@ -219,8 +219,8 @@ void VideoRendererImpl::FastPaint(media::VideoFrame* video_frame, // Since the format is YV12, there is one U, V value per 2x2 block, thus // the math here. // TODO(hclam): handle formats other than YV12. - size_t uv_offset = (frame_in.strides[media::VideoSurface::kUPlane] * - frame_clip_top + frame_clip_left) / 2; + size_t uv_offset = frame_in.strides[media::VideoSurface::kUPlane] * + (frame_clip_top / 2) + frame_clip_left / 2; uint8* frame_clip_y = frame_in.data[media::VideoSurface::kYPlane] + y_offset; uint8* frame_clip_u = frame_in.data[media::VideoSurface::kUPlane] + -- cgit v1.1