16 bpp video stream capture, render and WebGL usage - Realsense R200 & SR300 support.

content/renderer/media/webmediaplayer_ms.cc

 // Copyright 2013 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.
 
 #include "content/renderer/media/webmediaplayer_ms.h"
 
 #include <stddef.h>
 #include <limits>
 #include <string>
 #include <utility>
@@ skipping 451 matching lines @@
       media::VideoFrame::NumPlanes(video_frame->format()) != 1) {
     return false;
   }
 
   media::SkCanvasVideoRenderer::CopyVideoFrameSingleTextureToGLTexture(
       gl, video_frame.get(), texture, internal_format, type, premultiply_alpha,
       flip_y);
   return true;
 }
 
+bool WebMediaPlayerMS::texImageImpl(const char* functionID,
+                                    unsigned target,
+                                    gpu::gles2::GLES2Interface* gl,
+                                    int level,
+                                    int internalformat,
+                                    unsigned format,
+                                    unsigned type,
+                                    int xoffset,
+                                    int yoffset,
+                                    int zoffset,
+                                    bool flipY,
+                                    bool premultiplyAlpha) {
+  TRACE_EVENT0("media", "WebMediaPlayerMS:texImageImpl");
+  DCHECK(thread_checker_.CalledOnValidThread());
+
+  const scoped_refptr<media::VideoFrame> video_frame =
+      compositor_->GetCurrentFrameWithoutUpdatingStatistics();
+  if (!video_frame || !video_frame->IsMappable() ||
+      media::VideoFrame::NumPlanes(video_frame->format()) != 1) {
+    return false;
+  }
+
+  return media::SkCanvasVideoRenderer::TexImageImpl(
+      functionID, target, gl, video_frame.get(), level, internalformat, format,
+      type, xoffset, yoffset, zoffset, flipY, premultiplyAlpha);
+}
+
 void WebMediaPlayerMS::OnFrameAvailable(
     const scoped_refptr<media::VideoFrame>& frame) {
   DVLOG(3) << __FUNCTION__;
   DCHECK(thread_checker_.CalledOnValidThread());
 
   if (render_frame_suspended_)
     return;
 
   base::TimeTicks render_time;
   if (frame->metadata()->GetTimeTicks(media::VideoFrameMetadata::REFERENCE_TIME,
@@ skipping 54 matching lines @@
 void WebMediaPlayerMS::ResetCanvasCache() {
   DCHECK(thread_checker_.CalledOnValidThread());
   video_renderer_.ResetCache();
 }
 
 void WebMediaPlayerMS::TriggerResize() {
   get_client()->sizeChanged();
 }
 
 }  // namespace content