media: Add support for playback of VP8 Alpha video streams

media/filters/pipeline_integration_test.cc

 // 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.
 
 #include "media/filters/pipeline_integration_test_base.h"
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string_util.h"
 #include "build/build_config.h"
@@ skipping 905 matching lines @@
 // Verify that VP9 video and Opus audio in the same WebM container can be played
 // back.
 // Disabled since it might crash or corrupt heap, see http://crbug.com/173333
 TEST_F(PipelineIntegrationTest, DISABLED_BasicPlayback_VP9_Opus_WebM) {
   ASSERT_TRUE(Start(GetTestDataFilePath("bear-vp9-opus.webm"),
                     PIPELINE_OK));
   Play();
   ASSERT_TRUE(WaitUntilOnEnded());
 }
 
+// Verify that VP8 video with alpha channel can be played back.
+TEST_F(PipelineIntegrationTest, BasicPlayback_VP8A_WebM) {
+  ASSERT_TRUE(Start(GetTestDataFilePath("bear-vp8a.webm"),
+                    PIPELINE_OK));
+  Play();
+  ASSERT_TRUE(WaitUntilOnEnded());
+}
+
 }  // namespace media