Add callback to copy texture backed frames in WebRtcVideoFrameAdapter

content/renderer/media/webrtc/webrtc_video_capturer_adapter_unittest.cc

 // Copyright 2014 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 <algorithm>
 
 #include "content/renderer/media/webrtc/webrtc_video_capturer_adapter.h"
+#include "gpu/command_buffer/common/mailbox_holder.h"
 #include "media/base/video_frame.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+namespace {
+static void ReleaseMailboxCB(const gpu::SyncToken& sync_token) {}
+}  // anonymous namespace
+
 namespace content {
 
 class WebRtcVideoCapturerAdapterTest
     : public rtc::VideoSinkInterface<cricket::VideoFrame>,
       public ::testing::Test {
  public:
   WebRtcVideoCapturerAdapterTest()
       : adapter_(false),
         output_frame_width_(0),
         output_frame_height_(0) {
@@ skipping 16 matching lines @@
     gfx::Size natural_size(natural_width, natural_height);
     gfx::Rect view_rect(horiz_crop, vert_crop, cropped_width, cropped_height);
     scoped_refptr<media::VideoFrame> frame = media::VideoFrame::CreateFrame(
         media::PIXEL_FORMAT_I420, coded_size, view_rect, natural_size,
         base::TimeDelta());
     adapter_.OnFrameCaptured(frame);
     EXPECT_EQ(natural_width, output_frame_width_);
     EXPECT_EQ(natural_height, output_frame_height_);
   }
 
+  void TestSourceTextureFrame() {
+    gpu::MailboxHolder holders[media::VideoFrame::kMaxPlanes] = {
+        gpu::MailboxHolder(gpu::Mailbox::Generate(), gpu::SyncToken(), 5)};
+    scoped_refptr<media::VideoFrame> frame =
+        media::VideoFrame::WrapNativeTextures(
+            media::PIXEL_FORMAT_ARGB, holders, base::Bind(&ReleaseMailboxCB),
+            gfx::Size(10, 10), gfx::Rect(10, 10), gfx::Size(10, 10),
+            base::TimeDelta());
+    adapter_.OnFrameCaptured(frame);
+    rtc::scoped_refptr<webrtc::VideoFrameBuffer> texture_frame =
+        output_frame_.video_frame_buffer();
+    EXPECT_EQ(nullptr, texture_frame->DataY());
+    rtc::scoped_refptr<webrtc::VideoFrameBuffer> copied_frame =
+        texture_frame->NativeToI420Buffer();
+    EXPECT_NE(nullptr, copied_frame->DataY());
+  }
+
   // rtc::VideoSinkInterface
   void OnFrame(const cricket::VideoFrame& frame) override {
+    output_frame_ = frame;
     output_frame_width_ = frame.width();
     output_frame_height_ = frame.height();
   }
 
  private:
   WebRtcVideoCapturerAdapter adapter_;
+  cricket::VideoFrame output_frame_;
   int output_frame_width_;
   int output_frame_height_;
 };
 
 TEST_F(WebRtcVideoCapturerAdapterTest, CropFrameTo640360) {
   TestSourceCropFrame(640, 480, 640, 360, 640, 360);
 }
 
 TEST_F(WebRtcVideoCapturerAdapterTest, CropFrameTo320320) {
   TestSourceCropFrame(640, 480, 480, 480, 320, 320);
 }
 
 TEST_F(WebRtcVideoCapturerAdapterTest, Scale720To640360) {
   TestSourceCropFrame(1280, 720, 1280, 720, 640, 360);
 }
 
+TEST_F(WebRtcVideoCapturerAdapterTest, SendsWithCopyTextureFrameCallback) {
+  TestSourceTextureFrame();
+}
+
 }  // namespace content