Index: chromecast/public/media/media_pipeline_backend.h |
diff --git a/chromecast/public/media/media_pipeline_backend.h b/chromecast/public/media/media_pipeline_backend.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..cf64acce20882ecb004c6bc5f3af8a854b804f53 |
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+++ b/chromecast/public/media/media_pipeline_backend.h |
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+// Copyright 2015 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 CHROMECAST_PUBLIC_MEDIA_MEDIA_PIPELINE_BACKEND_H_ |
+#define CHROMECAST_PUBLIC_MEDIA_MEDIA_PIPELINE_BACKEND_H_ |
+ |
+namespace chromecast { |
+namespace media { |
+ |
+class AudioPipelineDevice; |
+class MediaClockDevice; |
+struct MediaPipelineDeviceParams; |
+class VideoPipelineDevice; |
+ |
+// Interface for creating and managing ownership of platform-specific clock, |
+// audio and video devices. cast_shell owns the MediaPipelineBackend for |
+// as long as it is needed; the implementation is responsible for |
+// tearing down the individual components correctly when it is destroyed. |
+// A new MediaPipelineBackend will be instantiated for each media player |
+// instance. |
+class MediaPipelineBackend { |
+ public: |
+ virtual ~MediaPipelineBackend() {} |
+ |
+ // Returns the platform-specific pipeline clock. |
+ virtual MediaClockDevice* GetClock() = 0; |
+ |
+ // Returns the platform-specific audio backend. |
+ virtual AudioPipelineDevice* GetAudio() = 0; |
+ |
+ // Returns the platform-specific video backend. |
+ virtual VideoPipelineDevice* GetVideo() = 0; |
+}; |
+ |
+} // namespace media |
+} // namespace chromecast |
+ |
+#endif // CHROMECAST_MEDIA_CMA_BACKEND_MEDIA_PIPELINE_DEVICE_FACTORY_H_ |