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1 /* | 1 /* |
2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2014 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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114 // Inform the encoder about the new target bit rate. | 114 // Inform the encoder about the new target bit rate. |
115 // | 115 // |
116 // Input: | 116 // Input: |
117 // - bitrate : New target bit rate | 117 // - bitrate : New target bit rate |
118 // - framerate : The target frame rate | 118 // - framerate : The target frame rate |
119 // | 119 // |
120 // Return value : WEBRTC_VIDEO_CODEC_OK if OK, < 0 otherwise. | 120 // Return value : WEBRTC_VIDEO_CODEC_OK if OK, < 0 otherwise. |
121 virtual int32_t SetRates(uint32_t bitrate, uint32_t framerate) = 0; | 121 virtual int32_t SetRates(uint32_t bitrate, uint32_t framerate) = 0; |
122 | 122 |
123 virtual int32_t SetPeriodicKeyFrames(bool enable) { return -1; } | 123 virtual int32_t SetPeriodicKeyFrames(bool enable) { return -1; } |
124 virtual int32_t CodecConfigParameters(uint8_t* /*buffer*/, int32_t /*size*/) { | |
125 return -1; | |
126 } | |
127 virtual void OnDroppedFrame() {} | 124 virtual void OnDroppedFrame() {} |
128 virtual int GetTargetFramerate() { return -1; } | 125 virtual int GetTargetFramerate() { return -1; } |
129 virtual bool SupportsNativeHandle() const { return false; } | 126 virtual bool SupportsNativeHandle() const { return false; } |
130 }; | 127 }; |
131 | 128 |
132 // Class used to wrap external VideoEncoders to provide a fallback option on | 129 // Class used to wrap external VideoEncoders to provide a fallback option on |
133 // software encoding when a hardware encoder fails to encode a stream due to | 130 // software encoding when a hardware encoder fails to encode a stream due to |
134 // hardware restrictions, such as max resolution. | 131 // hardware restrictions, such as max resolution. |
135 class VideoEncoderSoftwareFallbackWrapper : public VideoEncoder { | 132 class VideoEncoderSoftwareFallbackWrapper : public VideoEncoder { |
136 public: | 133 public: |
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175 int64_t rtt_; | 172 int64_t rtt_; |
176 | 173 |
177 const EncoderType encoder_type_; | 174 const EncoderType encoder_type_; |
178 webrtc::VideoEncoder* const encoder_; | 175 webrtc::VideoEncoder* const encoder_; |
179 | 176 |
180 rtc::scoped_ptr<webrtc::VideoEncoder> fallback_encoder_; | 177 rtc::scoped_ptr<webrtc::VideoEncoder> fallback_encoder_; |
181 EncodedImageCallback* callback_; | 178 EncodedImageCallback* callback_; |
182 }; | 179 }; |
183 } // namespace webrtc | 180 } // namespace webrtc |
184 #endif // WEBRTC_VIDEO_ENCODER_H_ | 181 #endif // WEBRTC_VIDEO_ENCODER_H_ |
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