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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
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56 // configuration changes. | 56 // configuration changes. |
57 class EncoderSink : public EncodedImageCallback { | 57 class EncoderSink : public EncodedImageCallback { |
58 public: | 58 public: |
59 virtual void OnEncoderConfigurationChanged( | 59 virtual void OnEncoderConfigurationChanged( |
60 std::vector<VideoStream> streams, | 60 std::vector<VideoStream> streams, |
61 int min_transmit_bitrate_bps) = 0; | 61 int min_transmit_bitrate_bps) = 0; |
62 }; | 62 }; |
63 | 63 |
64 // Downscale resolution at most 2 times for CPU reasons. | 64 // Downscale resolution at most 2 times for CPU reasons. |
65 static const int kMaxCpuDowngrades = 2; | 65 static const int kMaxCpuDowngrades = 2; |
66 // Downscale resolution at most 2 times for low-quality reasons. | |
67 static const int kMaxQualityDowngrades = 2; | |
68 | 66 |
69 ViEEncoder(uint32_t number_of_cores, | 67 ViEEncoder(uint32_t number_of_cores, |
70 SendStatisticsProxy* stats_proxy, | 68 SendStatisticsProxy* stats_proxy, |
71 const VideoSendStream::Config::EncoderSettings& settings, | 69 const VideoSendStream::Config::EncoderSettings& settings, |
72 rtc::VideoSinkInterface<VideoFrame>* pre_encode_callback, | 70 rtc::VideoSinkInterface<VideoFrame>* pre_encode_callback, |
73 EncodedFrameObserver* encoder_timing); | 71 EncodedFrameObserver* encoder_timing); |
74 ~ViEEncoder(); | 72 ~ViEEncoder(); |
75 // RegisterProcessThread register |module_process_thread| with those objects | 73 // RegisterProcessThread register |module_process_thread| with those objects |
76 // that use it. Registration has to happen on the thread where | 74 // that use it. Registration has to happen on the thread where |
77 // |module_process_thread| was created (libjingle's worker thread). | 75 // |module_process_thread| was created (libjingle's worker thread). |
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237 // All public methods are proxied to |encoder_queue_|. It must must be | 235 // All public methods are proxied to |encoder_queue_|. It must must be |
238 // destroyed first to make sure no tasks are run that use other members. | 236 // destroyed first to make sure no tasks are run that use other members. |
239 rtc::TaskQueue encoder_queue_; | 237 rtc::TaskQueue encoder_queue_; |
240 | 238 |
241 RTC_DISALLOW_COPY_AND_ASSIGN(ViEEncoder); | 239 RTC_DISALLOW_COPY_AND_ASSIGN(ViEEncoder); |
242 }; | 240 }; |
243 | 241 |
244 } // namespace webrtc | 242 } // namespace webrtc |
245 | 243 |
246 #endif // WEBRTC_VIDEO_VIE_ENCODER_H_ | 244 #endif // WEBRTC_VIDEO_VIE_ENCODER_H_ |
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