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76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#if !defined(WMFReader_h_)
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#define WMFReader_h_
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#include "WMF.h"
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#include "MediaDecoderReader.h"
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namespace mozilla {
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class WMFByteStream;
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// Decoder backend for reading H.264/AAC in MP4/M4A and MP3 audio files,
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// using Windows Media Foundation.
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class WMFReader : public MediaDecoderReader
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{
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public:
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WMFReader(AbstractMediaDecoder* aDecoder);
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virtual ~WMFReader();
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nsresult Init(MediaDecoderReader* aCloneDonor) MOZ_OVERRIDE;
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bool DecodeAudioData() MOZ_OVERRIDE;
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bool DecodeVideoFrame(bool &aKeyframeSkip,
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int64_t aTimeThreshold) MOZ_OVERRIDE;
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bool HasAudio() MOZ_OVERRIDE;
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bool HasVideo() MOZ_OVERRIDE;
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nsresult ReadMetadata(VideoInfo* aInfo,
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MetadataTags** aTags) MOZ_OVERRIDE;
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nsresult Seek(int64_t aTime,
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int64_t aStartTime,
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int64_t aEndTime,
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int64_t aCurrentTime) MOZ_OVERRIDE;
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nsresult GetBuffered(nsTimeRanges* aBuffered,
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int64_t aStartTime) MOZ_OVERRIDE;
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void OnDecodeThreadStart() MOZ_OVERRIDE;
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void OnDecodeThreadFinish() MOZ_OVERRIDE;
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private:
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void ConfigureAudioDecoder();
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void ConfigureVideoDecoder();
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HRESULT ConfigureVideoFrameGeometry(IMFMediaType* aMediaType);
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RefPtr<IMFSourceReader> mSourceReader;
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RefPtr<WMFByteStream> mByteStream;
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// Region inside the video frame that makes up the picture. Pixels outside
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// of this region should not be rendered.
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nsIntRect mPictureRegion;
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uint32_t mAudioChannels;
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uint32_t mAudioBytesPerSample;
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uint32_t mAudioRate;
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uint32_t mVideoHeight;
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uint32_t mVideoStride;
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bool mHasAudio;
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bool mHasVideo;
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bool mCanSeek;
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};
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} // namespace mozilla
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#endif
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