| OLD | NEW |
| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef SERVICES_MEDIA_COMMON_MEDIA_PIPE_BASE_H_ | 5 #ifndef SERVICES_MEDIA_COMMON_MEDIA_PIPE_BASE_H_ |
| 6 #define SERVICES_MEDIA_COMMON_MEDIA_PIPE_BASE_H_ | 6 #define SERVICES_MEDIA_COMMON_MEDIA_PIPE_BASE_H_ |
| 7 | 7 |
| 8 #include <atomic> | 8 #include <atomic> |
| 9 #include <deque> | 9 #include <deque> |
| 10 #include <memory> | 10 #include <memory> |
| 11 | 11 |
| 12 #include "base/synchronization/lock.h" | 12 #include "base/synchronization/lock.h" |
| 13 #include "base/task_runner.h" | 13 #include "base/task_runner.h" |
| 14 #include "mojo/public/cpp/bindings/binding.h" | 14 #include "mojo/public/cpp/bindings/binding.h" |
| 15 #include "mojo/public/cpp/system/buffer.h" | 15 #include "mojo/public/cpp/system/buffer.h" |
| 16 #include "mojo/services/media/common/interfaces/media_transport.mojom.h" | 16 #include "mojo/services/media/common/interfaces/media_transport.mojom.h" |
| 17 | 17 |
| 18 namespace mojo { | 18 namespace mojo { |
| 19 namespace media { | 19 namespace media { |
| 20 | 20 |
| 21 class MediaPipeBase : public MediaConsumer { | 21 class MediaPipeBase : public MediaPacketConsumer { |
| 22 protected: | 22 protected: |
| 23 class MappedSharedBuffer; | 23 class MappedSharedBuffer; |
| 24 using MappedSharedBufferPtr = std::shared_ptr<MappedSharedBuffer>; | 24 using MappedSharedBufferPtr = std::shared_ptr<MappedSharedBuffer>; |
| 25 | 25 |
| 26 public: | 26 public: |
| 27 class MediaPacketState { | 27 class MediaPacketState { |
| 28 public: | 28 public: |
| 29 ~MediaPacketState(); | 29 ~MediaPacketState(); |
| 30 | 30 |
| 31 const MediaPacketPtr& packet() const { return packet_; } | 31 const MediaPacketPtr& packet() const { return packet_; } |
| 32 const MappedSharedBufferPtr& buffer() const { return buffer_; } | 32 const MappedSharedBufferPtr& buffer() const { return buffer_; } |
| 33 void SetResult(MediaConsumer::SendResult result); | 33 void SetResult(MediaPacketConsumer::SendResult result); |
| 34 | 34 |
| 35 private: | 35 private: |
| 36 friend class MediaPipeBase; | 36 friend class MediaPipeBase; |
| 37 MediaPacketState(MediaPacketPtr packet, | 37 MediaPacketState(MediaPacketPtr packet, |
| 38 const MappedSharedBufferPtr& buffer, | 38 const MappedSharedBufferPtr& buffer, |
| 39 const SendPacketCallback& cbk); | 39 const SendPacketCallback& cbk); |
| 40 | 40 |
| 41 MediaPacketPtr packet_; | 41 MediaPacketPtr packet_; |
| 42 MappedSharedBufferPtr buffer_; | 42 MappedSharedBufferPtr buffer_; |
| 43 SendPacketCallback cbk_; | 43 SendPacketCallback cbk_; |
| 44 std::atomic<MediaConsumer::SendResult> result_; | 44 std::atomic<MediaPacketConsumer::SendResult> result_; |
| 45 }; | 45 }; |
| 46 using MediaPacketStatePtr = std::unique_ptr<MediaPacketState>; | 46 using MediaPacketStatePtr = std::unique_ptr<MediaPacketState>; |
| 47 | 47 |
| 48 // Default constructor and destructor | 48 // Default constructor and destructor |
| 49 MediaPipeBase(); | 49 MediaPipeBase(); |
| 50 ~MediaPipeBase() override; | 50 ~MediaPipeBase() override; |
| 51 | 51 |
| 52 // Initialize the internal state of the pipe (allocate resources, etc..) | 52 // Initialize the internal state of the pipe (allocate resources, etc..) |
| 53 MojoResult Init(InterfaceRequest<MediaConsumer> request); | 53 MojoResult Init(InterfaceRequest<MediaPacketConsumer> request); |
| 54 | 54 |
| 55 bool IsInitialized() const; | 55 bool IsInitialized() const; |
| 56 void Reset(); | 56 void Reset(); |
| 57 | 57 |
| 58 protected: | 58 protected: |
| 59 class MappedSharedBuffer { | 59 class MappedSharedBuffer { |
| 60 public: | 60 public: |
| 61 static MappedSharedBufferPtr Create(ScopedSharedBufferHandle handle, | 61 static MappedSharedBufferPtr Create(ScopedSharedBufferHandle handle, |
| 62 uint64_t size); | 62 uint64_t size); |
| 63 ~MappedSharedBuffer(); | 63 ~MappedSharedBuffer(); |
| (...skipping 11 matching lines...) Expand all Loading... |
| 75 }; | 75 }; |
| 76 | 76 |
| 77 // Interface to be implemented by derived classes | 77 // Interface to be implemented by derived classes |
| 78 virtual void OnPacketReceived(MediaPacketStatePtr state) = 0; | 78 virtual void OnPacketReceived(MediaPacketStatePtr state) = 0; |
| 79 virtual void OnPrimeRequested(const PrimeCallback& cbk) = 0; | 79 virtual void OnPrimeRequested(const PrimeCallback& cbk) = 0; |
| 80 virtual bool OnFlushRequested(const FlushCallback& cbk) = 0; | 80 virtual bool OnFlushRequested(const FlushCallback& cbk) = 0; |
| 81 | 81 |
| 82 MappedSharedBufferPtr buffer_; | 82 MappedSharedBufferPtr buffer_; |
| 83 | 83 |
| 84 private: | 84 private: |
| 85 Binding<MediaConsumer> binding_; | 85 Binding<MediaPacketConsumer> binding_; |
| 86 | 86 |
| 87 // MediaConsumer.mojom implementation. | 87 // MediaPacketConsumer.mojom implementation. |
| 88 void SetBuffer(ScopedSharedBufferHandle handle, | 88 void SetBuffer(ScopedSharedBufferHandle handle, |
| 89 const SetBufferCallback& cbk) final; | 89 const SetBufferCallback& cbk) final; |
| 90 void SendPacket(MediaPacketPtr packet, | 90 void SendPacket(MediaPacketPtr packet, |
| 91 const SendPacketCallback& cbk) final; | 91 const SendPacketCallback& cbk) final; |
| 92 void Prime(const PrimeCallback& cbk) final; | 92 void Prime(const PrimeCallback& cbk) final; |
| 93 void Flush(const FlushCallback& cbk) final; | 93 void Flush(const FlushCallback& cbk) final; |
| 94 }; | 94 }; |
| 95 | 95 |
| 96 } // namespace media | 96 } // namespace media |
| 97 } // namespace mojo | 97 } // namespace mojo |
| 98 | 98 |
| 99 #endif // SERVICES_MEDIA_COMMON_MEDIA_PIPE_BASE_H_ | 99 #endif // SERVICES_MEDIA_COMMON_MEDIA_PIPE_BASE_H_ |
| OLD | NEW |