Cast: Enable use of VideoEncodeAccelerator for hardware video encoding

media/cast/cast_config.h

 // 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.
 
 #ifndef MEDIA_CAST_CAST_CONFIG_H_
 #define MEDIA_CAST_CAST_CONFIG_H_
 
 #include <list>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
+#include "base/memory/shared_memory.h"
+#include "base/single_thread_task_runner.h"
 #include "media/cast/cast_defines.h"
 #include "media/cast/transport/cast_transport_config.h"
 
 namespace media {
+class VideoEncodeAccelerator;
+
 namespace cast {
 
 enum RtcpMode {
   kRtcpCompound,     // Compound RTCP mode is described by RFC 4585.
   kRtcpReducedSize,  // Reduced-size RTCP mode is described by RFC 5506.
 };
 
 struct AudioSenderConfig {
   AudioSenderConfig();
 
@@ skipping 101 matching lines @@
   std::vector<int16> samples;
 };
 
 // import from media::cast::transport
 typedef transport::Packet Packet;
 typedef transport::PacketList PacketList;
 
 typedef base::Callback<void(CastInitializationStatus)>
     CastInitializationCallback;
 
+typedef base::Callback<void(scoped_refptr<base::SingleThreadTaskRunner>,
+                            scoped_ptr<media::VideoEncodeAccelerator>)>
+    ReceiveVideoEncodeAcceleratorCallback;
+typedef base::Callback<void(const ReceiveVideoEncodeAcceleratorCallback&)>
+    CreateVideoEncodeAcceleratorCallback;
+
+typedef base::Callback<void(scoped_ptr<base::SharedMemory>)>
+    ReceiveVideoEncodeMemoryCallback;
+typedef base::Callback<void(size_t size,
+                            const ReceiveVideoEncodeMemoryCallback&)>
+    CreateVideoEncodeMemoryCallback;
+
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_CAST_CONFIG_H_