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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 // This file contains an implementation of VideoDecoderAccelerator | 5 // This file contains an implementation of VideoDecoderAccelerator |
6 // that utilizes hardware video decoder present on Intel CPUs. | 6 // that utilizes hardware video decoder present on Intel CPUs. |
7 | 7 |
8 #ifndef CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_DECODE_ACCELERATOR_H_ | 8 #ifndef CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_DECODE_ACCELERATOR_H_ |
9 #define CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_DECODE_ACCELERATOR_H_ | 9 #define CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_DECODE_ACCELERATOR_H_ |
10 | 10 |
11 #include <stddef.h> | 11 #include <stddef.h> |
12 #include <stdint.h> | 12 #include <stdint.h> |
13 | 13 |
14 #include <list> | 14 #include <list> |
15 #include <map> | 15 #include <map> |
16 #include <queue> | 16 #include <queue> |
17 #include <utility> | 17 #include <utility> |
18 #include <vector> | 18 #include <vector> |
19 | 19 |
20 #include "base/logging.h" | 20 #include "base/logging.h" |
21 #include "base/macros.h" | 21 #include "base/macros.h" |
22 #include "base/memory/linked_ptr.h" | 22 #include "base/memory/linked_ptr.h" |
23 #include "base/memory/shared_memory.h" | |
24 #include "base/memory/weak_ptr.h" | 23 #include "base/memory/weak_ptr.h" |
25 #include "base/message_loop/message_loop.h" | 24 #include "base/message_loop/message_loop.h" |
26 #include "base/synchronization/condition_variable.h" | 25 #include "base/synchronization/condition_variable.h" |
27 #include "base/synchronization/lock.h" | 26 #include "base/synchronization/lock.h" |
28 #include "base/threading/thread.h" | 27 #include "base/threading/thread.h" |
29 #include "content/common/content_export.h" | 28 #include "content/common/content_export.h" |
| 29 #include "content/common/gpu/media/shared_memory_region.h" |
30 #include "content/common/gpu/media/vaapi_wrapper.h" | 30 #include "content/common/gpu/media/vaapi_wrapper.h" |
31 #include "media/base/bitstream_buffer.h" | 31 #include "media/base/bitstream_buffer.h" |
32 #include "media/video/picture.h" | 32 #include "media/video/picture.h" |
33 #include "media/video/video_decode_accelerator.h" | 33 #include "media/video/video_decode_accelerator.h" |
34 | 34 |
35 namespace gl { | 35 namespace gl { |
36 class GLImage; | 36 class GLImage; |
37 } | 37 } |
38 | 38 |
39 namespace content { | 39 namespace content { |
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203 // Protects input buffer and surface queues and state_. | 203 // Protects input buffer and surface queues and state_. |
204 base::Lock lock_; | 204 base::Lock lock_; |
205 State state_; | 205 State state_; |
206 | 206 |
207 // An input buffer awaiting consumption, provided by the client. | 207 // An input buffer awaiting consumption, provided by the client. |
208 struct InputBuffer { | 208 struct InputBuffer { |
209 InputBuffer(); | 209 InputBuffer(); |
210 ~InputBuffer(); | 210 ~InputBuffer(); |
211 | 211 |
212 int32_t id; | 212 int32_t id; |
213 size_t size; | 213 scoped_ptr<SharedMemoryRegion> shm; |
214 scoped_ptr<base::SharedMemory> shm; | |
215 }; | 214 }; |
216 | 215 |
217 // Queue for incoming input buffers. | 216 // Queue for incoming input buffers. |
218 typedef std::queue<linked_ptr<InputBuffer> > InputBuffers; | 217 typedef std::queue<linked_ptr<InputBuffer> > InputBuffers; |
219 InputBuffers input_buffers_; | 218 InputBuffers input_buffers_; |
220 // Signalled when input buffers are queued onto the input_buffers_ queue. | 219 // Signalled when input buffers are queued onto the input_buffers_ queue. |
221 base::ConditionVariable input_ready_; | 220 base::ConditionVariable input_ready_; |
222 | 221 |
223 // Current input buffer at decoder. | 222 // Current input buffer at decoder. |
224 linked_ptr<InputBuffer> curr_input_buffer_; | 223 linked_ptr<InputBuffer> curr_input_buffer_; |
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312 | 311 |
313 // The WeakPtrFactory for |weak_this_|. | 312 // The WeakPtrFactory for |weak_this_|. |
314 base::WeakPtrFactory<VaapiVideoDecodeAccelerator> weak_this_factory_; | 313 base::WeakPtrFactory<VaapiVideoDecodeAccelerator> weak_this_factory_; |
315 | 314 |
316 DISALLOW_COPY_AND_ASSIGN(VaapiVideoDecodeAccelerator); | 315 DISALLOW_COPY_AND_ASSIGN(VaapiVideoDecodeAccelerator); |
317 }; | 316 }; |
318 | 317 |
319 } // namespace content | 318 } // namespace content |
320 | 319 |
321 #endif // CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_DECODE_ACCELERATOR_H_ | 320 #endif // CONTENT_COMMON_GPU_MEDIA_VAAPI_VIDEO_DECODE_ACCELERATOR_H_ |
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