Add distinction between RGB and RGBA native texture video frames and resources

media/base/video_frame.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_BASE_VIDEO_FRAME_H_
 #define MEDIA_BASE_VIDEO_FRAME_H_
 
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 52 matching lines @@
     ARGB = 10,  // 32bpp ARGB, 1 plane.
     YV12HD = 11,  // Rec709 "HD" color space version of YV12
     // Please update UMA histogram enumeration when adding new formats here.
     FORMAT_MAX = YV12HD,  // Must always be equal to largest entry logged.
   };
 
   // Defines the internal format and the number of the textures in the mailbox
   // holders.
   enum TextureFormat {
     TEXTURE_RGBA,     // One RGBA texture.
+    TEXTURE_RGB,      // One RGB texture.
     TEXTURE_YUV_420,  // 3 RED textures one per channel. UV are 2x2 subsampled.
   };
 
   // Returns the name of a Format as a string.
   static std::string FormatToString(Format format);
 
   // Creates a new frame in system memory with given parameters. Buffers for
   // the frame are allocated but not initialized.
   static scoped_refptr<VideoFrame> CreateFrame(
       Format format,
@@ skipping 22 matching lines @@
   // The backing of the VideoFrame is held in the mailbox held by
   // |mailbox_holder|, and |mailbox_holder_release_cb| will be called with
   // a syncpoint as the argument when the VideoFrame is to be destroyed.
   static scoped_refptr<VideoFrame> WrapNativeTexture(
       const gpu::MailboxHolder& mailbox_holder,
       const ReleaseMailboxCB& mailbox_holder_release_cb,
       const gfx::Size& coded_size,
       const gfx::Rect& visible_rect,
       const gfx::Size& natural_size,
       base::TimeDelta timestamp,
-      bool allow_overlay);
+      bool allow_overlay,
+      bool has_alpha);
 
   // Wraps a set of native textures representing YUV data with a VideoFrame.
   // |mailbox_holders_release_cb| will be called with a syncpoint as the
   // argument when the VideoFrame is to be destroyed.
   static scoped_refptr<VideoFrame> WrapYUV420NativeTextures(
       const gpu::MailboxHolder& y_mailbox_holder,
       const gpu::MailboxHolder& u_mailbox_holder,
       const gpu::MailboxHolder& v_mailbox_holder,
       const ReleaseMailboxCB& mailbox_holders_release_cb,
       const gfx::Size& coded_size,
@@ skipping 315 matching lines @@
   VideoFrameMetadata metadata_;
 
   bool allow_overlay_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(VideoFrame);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_VIDEO_FRAME_H_