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Unified Diff: media/base/video_util.h

Issue 12263013: media: Add support for playback of VP8 Alpha video streams (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: addressing comments on patchset 5 Created 7 years, 9 months ago
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Index: media/base/video_util.h
diff --git a/media/base/video_util.h b/media/base/video_util.h
index 27156fab7ab39e8c137a500487535c214699b660..4647fd61879cf2e55294a10e443d74b5a10872df 100644
--- a/media/base/video_util.h
+++ b/media/base/video_util.h
@@ -19,7 +19,7 @@ MEDIA_EXPORT gfx::Size GetNaturalSize(const gfx::Size& visible_size,
int aspect_ratio_numerator,
int aspect_ratio_denominator);
-// Copies a plane of YUV source into a VideoFrame object, taking into account
+// Copies a plane of YUV(A) source into a VideoFrame object, taking into account
// source and destinations dimensions.
//
// NOTE: rows is *not* the same as height!
@@ -29,8 +29,14 @@ MEDIA_EXPORT void CopyUPlane(const uint8* source, int stride, int rows,
VideoFrame* frame);
MEDIA_EXPORT void CopyVPlane(const uint8* source, int stride, int rows,
VideoFrame* frame);
+MEDIA_EXPORT void CopyAPlane(const uint8* source, int stride, int rows,
+ VideoFrame* frame);
+
+// Sets alpha plane values to be completely opaque (all 255's)
scherkus (not reviewing) 2013/04/04 22:54:00 nit: comments end w/ periods
vignesh 2013/04/05 19:06:58 Done.
+MEDIA_EXPORT void MakeOpaqueAPlane(int stride, int rows, VideoFrame* frame);
+
// |plane| is one of VideoFrame::kYPlane, VideoFrame::kUPlane,
-// or VideoFrame::kVPlane.
+// VideoFrame::kVPlane or VideoFrame::kAPlane
MEDIA_EXPORT void CopyPlane(size_t plane, const uint8* source, int stride,
int rows, VideoFrame* frame);

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