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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 MEDIA_MOJO_COMMON_MOJO_SHARED_BUFFER_VIDEO_FRAME_H_ | 5 #ifndef MEDIA_MOJO_COMMON_MOJO_SHARED_BUFFER_VIDEO_FRAME_H_ |
| 6 #define MEDIA_MOJO_COMMON_MOJO_SHARED_BUFFER_VIDEO_FRAME_H_ | 6 #define MEDIA_MOJO_COMMON_MOJO_SHARED_BUFFER_VIDEO_FRAME_H_ |
| 7 | 7 |
| 8 #include <stddef.h> | 8 #include <stddef.h> |
| 9 #include <stdint.h> | 9 #include <stdint.h> |
| 10 | 10 |
| 11 #include "base/callback_forward.h" | 11 #include "base/callback_forward.h" |
| 12 #include "base/macros.h" | 12 #include "base/macros.h" |
| 13 #include "base/memory/ref_counted.h" | 13 #include "base/memory/ref_counted.h" |
| 14 #include "media/base/video_frame.h" | 14 #include "media/base/video_frame.h" |
| 15 #include "mojo/public/cpp/system/buffer.h" | 15 #include "mojo/public/cpp/system/buffer.h" |
| 16 #include "ui/gfx/geometry/rect.h" | 16 #include "ui/gfx/geometry/rect.h" |
| 17 #include "ui/gfx/geometry/size.h" | 17 #include "ui/gfx/geometry/size.h" |
| 18 | 18 |
| 19 namespace mojo { | 19 namespace mojo { |
| 20 template <typename T, typename U> | 20 template <typename T, typename U> |
| 21 struct TypeConverter; | 21 struct TypeConverter; |
| 22 template <typename T> | 22 template <typename T> |
| 23 class StructPtr; | 23 class StructPtr; |
| 24 }; | 24 }; |
| 25 | 25 |
| 26 namespace media { | 26 namespace media { |
| 27 | 27 |
| 28 namespace interfaces { | 28 namespace mojom { |
| 29 class VideoFrame; | 29 class VideoFrame; |
| 30 } | 30 } |
| 31 | 31 |
| 32 // A derived class of media::VideoFrame holding a mojo::SharedBufferHandle | 32 // A derived class of media::VideoFrame holding a mojo::SharedBufferHandle |
| 33 // which is mapped on constructor and remains so for the lifetime of the | 33 // which is mapped on constructor and remains so for the lifetime of the |
| 34 // object. These frames are ref-counted. | 34 // object. These frames are ref-counted. |
| 35 class MojoSharedBufferVideoFrame : public VideoFrame { | 35 class MojoSharedBufferVideoFrame : public VideoFrame { |
| 36 public: | 36 public: |
| 37 // Callback called when this object is destructed. Ownership of the shared | 37 // Callback called when this object is destructed. Ownership of the shared |
| 38 // memory is transferred to the callee. | 38 // memory is transferred to the callee. |
| (...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 73 size_t PlaneOffset(size_t plane) const; | 73 size_t PlaneOffset(size_t plane) const; |
| 74 | 74 |
| 75 // Sets the callback to be called to free the shared buffer. If not null, | 75 // Sets the callback to be called to free the shared buffer. If not null, |
| 76 // it is called on destruction, and is passed ownership of |handle|. | 76 // it is called on destruction, and is passed ownership of |handle|. |
| 77 void SetMojoSharedBufferDoneCB( | 77 void SetMojoSharedBufferDoneCB( |
| 78 const MojoSharedBufferDoneCB& mojo_shared_buffer_done_cb); | 78 const MojoSharedBufferDoneCB& mojo_shared_buffer_done_cb); |
| 79 | 79 |
| 80 private: | 80 private: |
| 81 // mojo::TypeConverter added as a friend so that MojoSharedBufferVideoFrame | 81 // mojo::TypeConverter added as a friend so that MojoSharedBufferVideoFrame |
| 82 // can be transferred across a mojo connection. | 82 // can be transferred across a mojo connection. |
| 83 friend struct mojo::TypeConverter<mojo::StructPtr<interfaces::VideoFrame>, | 83 friend struct mojo::TypeConverter<mojo::StructPtr<mojom::VideoFrame>, |
| 84 scoped_refptr<VideoFrame>>; | 84 scoped_refptr<VideoFrame>>; |
| 85 friend class MojoDecryptorService; | 85 friend class MojoDecryptorService; |
| 86 | 86 |
| 87 MojoSharedBufferVideoFrame(VideoPixelFormat format, | 87 MojoSharedBufferVideoFrame(VideoPixelFormat format, |
| 88 const gfx::Size& coded_size, | 88 const gfx::Size& coded_size, |
| 89 const gfx::Rect& visible_rect, | 89 const gfx::Rect& visible_rect, |
| 90 const gfx::Size& natural_size, | 90 const gfx::Size& natural_size, |
| 91 mojo::ScopedSharedBufferHandle handle, | 91 mojo::ScopedSharedBufferHandle handle, |
| 92 size_t mapped_size, | 92 size_t mapped_size, |
| 93 base::TimeDelta timestamp); | 93 base::TimeDelta timestamp); |
| (...skipping 21 matching lines...) Expand all Loading... |
| 115 uint8_t* shared_buffer_data_; | 115 uint8_t* shared_buffer_data_; |
| 116 size_t offsets_[kMaxPlanes]; | 116 size_t offsets_[kMaxPlanes]; |
| 117 MojoSharedBufferDoneCB mojo_shared_buffer_done_cb_; | 117 MojoSharedBufferDoneCB mojo_shared_buffer_done_cb_; |
| 118 | 118 |
| 119 DISALLOW_COPY_AND_ASSIGN(MojoSharedBufferVideoFrame); | 119 DISALLOW_COPY_AND_ASSIGN(MojoSharedBufferVideoFrame); |
| 120 }; | 120 }; |
| 121 | 121 |
| 122 } // namespace media | 122 } // namespace media |
| 123 | 123 |
| 124 #endif // MEDIA_MOJO_COMMON_MOJO_SHARED_BUFFER_VIDEO_FRAME_H_ | 124 #endif // MEDIA_MOJO_COMMON_MOJO_SHARED_BUFFER_VIDEO_FRAME_H_ |
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