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Unified Diff: webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h

Issue 2890513002: Revert of Split iOS sdk in to separate targets (Closed)
Patch Set: Created 3 years, 7 months ago
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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
new file mode 100644
index 0000000000000000000000000000000000000000..d81c1121b749e3e05607cdb1a5787ccf322adfc4
--- /dev/null
+++ b/webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_decoder.h
@@ -0,0 +1,59 @@
+/*
+ * 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_

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