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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_ENCODE_ACCELERATOR_H_ | 5 #ifndef CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_ENCODE_ACCELERATOR_H_ |
6 #define CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_ENCODE_ACCELERATOR_H_ | 6 #define CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_ENCODE_ACCELERATOR_H_ |
7 | 7 |
8 #include <list> | 8 #include <list> |
9 #include <queue> | 9 #include <queue> |
10 | 10 |
11 #include "base/memory/linked_ptr.h" | 11 #include "base/memory/linked_ptr.h" |
12 #include "base/threading/thread.h" | 12 #include "base/threading/thread.h" |
13 #include "content/common/content_export.h" | 13 #include "content/common/content_export.h" |
14 #include "content/common/gpu/media/h264_dpb.h" | 14 #include "content/common/gpu/media/h264_dpb.h" |
15 #include "content/common/gpu/media/va_surface.h" | 15 #include "content/common/gpu/media/va_surface.h" |
16 #include "content/common/gpu/media/vaapi_wrapper.h" | 16 #include "content/common/gpu/media/vaapi_wrapper.h" |
17 #include "media/filters/h264_bitstream_buffer.h" | 17 #include "media/filters/h264_bitstream_buffer.h" |
18 #include "media/video/video_encode_accelerator.h" | 18 #include "media/video/video_encode_accelerator.h" |
19 | 19 |
20 namespace gfx { | |
21 class GLContext; | |
22 }; // namespace gfx | |
Pawel Osciak
2014/09/24 11:27:12
Unused.
llandwerlin-old
2014/10/02 14:14:23
Acknowledged.
| |
23 | |
20 namespace content { | 24 namespace content { |
21 | 25 |
22 // A VideoEncodeAccelerator implementation that uses VA-API | 26 // A VideoEncodeAccelerator implementation that uses VA-API |
23 // (http://www.freedesktop.org/wiki/Software/vaapi) for HW-accelerated | 27 // (http://www.freedesktop.org/wiki/Software/vaapi) for HW-accelerated |
24 // video encode. | 28 // video encode. |
25 class CONTENT_EXPORT VaapiVideoEncodeAccelerator | 29 class CONTENT_EXPORT VaapiVideoEncodeAccelerator |
26 : public media::VideoEncodeAccelerator { | 30 : public media::VideoEncodeAccelerator { |
27 public: | 31 public: |
28 explicit VaapiVideoEncodeAccelerator(Display* x_display); | 32 explicit VaapiVideoEncodeAccelerator(); |
Pawel Osciak
2014/09/24 11:27:12
No need for explicit anymore.
llandwerlin-old
2014/10/02 14:14:23
Acknowledged.
| |
29 virtual ~VaapiVideoEncodeAccelerator(); | 33 virtual ~VaapiVideoEncodeAccelerator(); |
30 | 34 |
31 // media::VideoEncodeAccelerator implementation. | 35 // media::VideoEncodeAccelerator implementation. |
32 virtual bool Initialize(media::VideoFrame::Format format, | 36 virtual bool Initialize(media::VideoFrame::Format format, |
33 const gfx::Size& input_visible_size, | 37 const gfx::Size& input_visible_size, |
34 media::VideoCodecProfile output_profile, | 38 media::VideoCodecProfile output_profile, |
35 uint32 initial_bitrate, | 39 uint32 initial_bitrate, |
36 Client* client) OVERRIDE; | 40 Client* client) OVERRIDE; |
37 virtual void Encode(const scoped_refptr<media::VideoFrame>& frame, | 41 virtual void Encode(const scoped_refptr<media::VideoFrame>& frame, |
38 bool force_keyframe) OVERRIDE; | 42 bool force_keyframe) OVERRIDE; |
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172 unsigned int idr_period_; | 176 unsigned int idr_period_; |
173 // I frame period. | 177 // I frame period. |
174 unsigned int i_period_; | 178 unsigned int i_period_; |
175 // IP period, i.e. how often do we need to have either an I or a P frame in | 179 // IP period, i.e. how often do we need to have either an I or a P frame in |
176 // the stream. Period of 1 means we can have no B frames. | 180 // the stream. Period of 1 means we can have no B frames. |
177 unsigned int ip_period_; | 181 unsigned int ip_period_; |
178 | 182 |
179 // Size in bytes required for input bitstream buffers. | 183 // Size in bytes required for input bitstream buffers. |
180 size_t output_buffer_byte_size_; | 184 size_t output_buffer_byte_size_; |
181 | 185 |
182 Display* x_display_; | |
183 | |
184 // All of the members below must be accessed on the encoder_thread_, | 186 // All of the members below must be accessed on the encoder_thread_, |
185 // while it is running. | 187 // while it is running. |
186 | 188 |
187 // Encoder state. Encode tasks will only run in kEncoding state. | 189 // Encoder state. Encode tasks will only run in kEncoding state. |
188 State state_; | 190 State state_; |
189 | 191 |
190 // frame_num to be used for the next frame. | 192 // frame_num to be used for the next frame. |
191 unsigned int frame_num_; | 193 unsigned int frame_num_; |
192 // frame_num of the previous IDR. | 194 // frame_num of the previous IDR. |
193 unsigned int last_idr_frame_num_; | 195 unsigned int last_idr_frame_num_; |
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255 // thread (it's a member of this class). | 257 // thread (it's a member of this class). |
256 base::WeakPtr<VaapiVideoEncodeAccelerator> weak_this_; | 258 base::WeakPtr<VaapiVideoEncodeAccelerator> weak_this_; |
257 base::WeakPtrFactory<VaapiVideoEncodeAccelerator> weak_this_ptr_factory_; | 259 base::WeakPtrFactory<VaapiVideoEncodeAccelerator> weak_this_ptr_factory_; |
258 | 260 |
259 DISALLOW_COPY_AND_ASSIGN(VaapiVideoEncodeAccelerator); | 261 DISALLOW_COPY_AND_ASSIGN(VaapiVideoEncodeAccelerator); |
260 }; | 262 }; |
261 | 263 |
262 } // namespace content | 264 } // namespace content |
263 | 265 |
264 #endif // CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_ENCODE_ACCELERATOR_H_ | 266 #endif // CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_ENCODE_ACCELERATOR_H_ |
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