Index: webrtc/modules/video_coding/codecs/h264/h264_encoder_impl.h |
diff --git a/webrtc/modules/video_coding/codecs/h264/h264_encoder_impl.h b/webrtc/modules/video_coding/codecs/h264/h264_encoder_impl.h |
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index 0000000000000000000000000000000000000000..90f3e01fbf75c852fcdb44de7205305a17901f8c |
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+++ b/webrtc/modules/video_coding/codecs/h264/h264_encoder_impl.h |
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+/* |
+ * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. |
+ * |
+ * Use of this source code is governed by a BSD-style license |
+ * that can be found in the LICENSE file in the root of the source |
+ * tree. An additional intellectual property rights grant can be found |
+ * in the file PATENTS. All contributing project authors may |
+ * be found in the AUTHORS file in the root of the source tree. |
+ * |
+ */ |
+ |
+#ifndef WEBRTC_MODULES_VIDEO_CODING_CODECS_H264_ENCODER_IMPL_H_ |
+#define WEBRTC_MODULES_VIDEO_CODING_CODECS_H264_ENCODER_IMPL_H_ |
+ |
+#include "webrtc/modules/video_coding/codecs/h264/include/h264.h" |
+ |
+#include <vector> |
+ |
+class ISVCEncoder; |
+ |
+namespace webrtc { |
+ |
+class H264EncoderImpl : public H264Encoder { |
+ public: |
+ // Copies |encoded_image._buffer| data with NAL headers excluded to |
+ // |enc_buffer_with_nal|, inserting missing NAL headers between each fragment |
+ // based on |frag_header|. RTPFragmentize in .cc documents why you might want |
+ // to do this. |enc_buffer_with_nal_length| must be at least |
+ // RTPDefragmentizeBufferLengthWithNAL(encoded_image, frag_header). |
+ static void RTPDefragmentize( |
+ const EncodedImage& encoded_image, |
+ const RTPFragmentationHeader* frag_header, |
+ uint8_t* enc_buffer_with_nal, size_t enc_buffer_with_nal_length); |
+ static size_t RTPDefragmentizeBufferLengthWithNAL( |
+ const EncodedImage& encoded_image, |
+ const webrtc::RTPFragmentationHeader* frag_header); |
+ |
+ H264EncoderImpl(); |
+ ~H264EncoderImpl() override; |
+ |
+ // |number_of_cores| and |max_payload_size| are ignored. |
+ // The following members of |codec_settings| are used. The rest are ignored. |
+ // - codecType (must be kVideoCodecH264) |
+ // - targetBitrate |
+ // - maxFramerate |
+ // - width |
+ // - height |
+ int32_t InitEncode(const VideoCodec* codec_settings, |
+ int32_t /*number_of_cores*/, |
+ size_t /*max_payload_size*/) override; |
+ int32_t Release() override; |
+ |
+ int32_t RegisterEncodeCompleteCallback( |
+ EncodedImageCallback* callback) override; |
+ int32_t SetRates(uint32_t bitrate, uint32_t framerate) override; |
+ |
+ // The result of encoding, an EncodedImage and RTPFragmentationHeader, are |
+ // passed to the encode complete callback. The encoded image data has had its |
+ // NAL headers removed. In order to be able to decode this data with an |
+ // H264Decoder, the NAL headers need to be re-inserted, see RTPFragmentize in |
+ // .cc and RTPDefragmentize for more information. |
+ int32_t Encode(const VideoFrame& frame, |
+ const CodecSpecificInfo* codec_specific_info, |
+ const std::vector<VideoFrameType>* frame_types) override; |
+ |
+ bool IsInitialized(); |
+ |
+ // Unsupported / Do nothing. |
+ int32_t SetChannelParameters(uint32_t packet_loss, int64_t rtt) override; |
+ int32_t SetPeriodicKeyFrames(bool enable) override; |
+ int32_t CodecConfigParameters(uint8_t* buffer, int32_t size) override; |
+ void OnDroppedFrame() override; |
+ |
+ private: |
+ ISVCEncoder* openh264_encoder_; |
+ VideoCodec codec_settings_; |
+ |
+ EncodedImage encoded_image_; |
+ EncodedImageCallback* encoded_image_callback_; |
+}; |
+ |
+} // namespace webrtc |
+ |
+#endif // WEBRTC_MODULES_VIDEO_CODING_CODECS_H264_ENCODER_IMPL_H_ |