Index: webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h |
diff --git a/webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h b/webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h |
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index 0000000000000000000000000000000000000000..d81c1121b749e3e05607cdb1a5787ccf322adfc4 |
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+++ b/webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.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_SDK_OBJC_FRAMEWORK_CLASSES_H264_VIDEO_TOOLBOX_DECODER_H_ |
+#define WEBRTC_SDK_OBJC_FRAMEWORK_CLASSES_H264_VIDEO_TOOLBOX_DECODER_H_ |
+ |
+#include "webrtc/modules/video_coding/codecs/h264/include/h264.h" |
+ |
+#include <VideoToolbox/VideoToolbox.h> |
+ |
+// This file provides a H264 encoder implementation using the VideoToolbox |
+// APIs. Since documentation is almost non-existent, this is largely based on |
+// the information in the VideoToolbox header files, a talk from WWDC 2014 and |
+// experimentation. |
+ |
+namespace webrtc { |
+ |
+class H264VideoToolboxDecoder : public H264Decoder { |
+ public: |
+ H264VideoToolboxDecoder(); |
+ |
+ ~H264VideoToolboxDecoder() override; |
+ |
+ int InitDecode(const VideoCodec* video_codec, int number_of_cores) override; |
+ |
+ int Decode(const EncodedImage& input_image, |
+ bool missing_frames, |
+ const RTPFragmentationHeader* fragmentation, |
+ const CodecSpecificInfo* codec_specific_info, |
+ int64_t render_time_ms) override; |
+ |
+ int RegisterDecodeCompleteCallback(DecodedImageCallback* callback) override; |
+ |
+ int Release() override; |
+ |
+ const char* ImplementationName() const override; |
+ |
+ private: |
+ int ResetDecompressionSession(); |
+ void ConfigureDecompressionSession(); |
+ void DestroyDecompressionSession(); |
+ void SetVideoFormat(CMVideoFormatDescriptionRef video_format); |
+ |
+ DecodedImageCallback* callback_; |
+ CMVideoFormatDescriptionRef video_format_; |
+ VTDecompressionSessionRef decompression_session_; |
+}; // H264VideoToolboxDecoder |
+ |
+} // namespace webrtc |
+ |
+#endif // WEBRTC_SDK_OBJC_FRAMEWORK_CLASSES_H264_VIDEO_TOOLBOX_DECODER_H_ |