e8f50df6b9
R=mflodman@webrtc.org Review URL: https://webrtc-codereview.appspot.com/42099004 Cr-Commit-Position: refs/heads/master@{#8554} git-svn-id: http://webrtc.googlecode.com/svn/trunk@8554 4adac7df-926f-26a2-2b94-8c16560cd09d
150 lines
4.9 KiB
C++
150 lines
4.9 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_MODULES_MEDIA_FILE_SOURCE_MEDIA_FILE_IMPL_H_
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#define WEBRTC_MODULES_MEDIA_FILE_SOURCE_MEDIA_FILE_IMPL_H_
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#include "webrtc/common_types.h"
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#include "webrtc/modules/interface/module_common_types.h"
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#include "webrtc/modules/media_file/interface/media_file.h"
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#include "webrtc/modules/media_file/interface/media_file_defines.h"
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#include "webrtc/modules/media_file/source/media_file_utility.h"
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#include "webrtc/system_wrappers/interface/critical_section_wrapper.h"
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namespace webrtc {
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class MediaFileImpl : public MediaFile
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{
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public:
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MediaFileImpl(const int32_t id);
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~MediaFileImpl();
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virtual int32_t Process() OVERRIDE;
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virtual int64_t TimeUntilNextProcess() OVERRIDE;
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// MediaFile functions
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virtual int32_t PlayoutAudioData(int8_t* audioBuffer,
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size_t& dataLengthInBytes) OVERRIDE;
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virtual int32_t PlayoutStereoData(int8_t* audioBufferLeft,
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int8_t* audioBufferRight,
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size_t& dataLengthInBytes) OVERRIDE;
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virtual int32_t StartPlayingAudioFile(
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const char* fileName,
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const uint32_t notificationTimeMs = 0,
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const bool loop = false,
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const FileFormats format = kFileFormatPcm16kHzFile,
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const CodecInst* codecInst = NULL,
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const uint32_t startPointMs = 0,
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const uint32_t stopPointMs = 0) OVERRIDE;
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virtual int32_t StartPlayingAudioStream(InStream& stream,
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const uint32_t notificationTimeMs = 0,
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const FileFormats format = kFileFormatPcm16kHzFile,
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const CodecInst* codecInst = NULL,
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const uint32_t startPointMs = 0,
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const uint32_t stopPointMs = 0) OVERRIDE;
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virtual int32_t StopPlaying() OVERRIDE;
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virtual bool IsPlaying() OVERRIDE;
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virtual int32_t PlayoutPositionMs(uint32_t& positionMs) const OVERRIDE;
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virtual int32_t IncomingAudioData(const int8_t* audioBuffer,
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const size_t bufferLength) OVERRIDE;
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virtual int32_t StartRecordingAudioFile(
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const char* fileName,
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const FileFormats format,
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const CodecInst& codecInst,
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const uint32_t notificationTimeMs = 0,
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const uint32_t maxSizeBytes = 0) OVERRIDE;
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virtual int32_t StartRecordingAudioStream(
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OutStream& stream,
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const FileFormats format,
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const CodecInst& codecInst,
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const uint32_t notificationTimeMs = 0) OVERRIDE;
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virtual int32_t StopRecording() OVERRIDE;
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virtual bool IsRecording() OVERRIDE;
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virtual int32_t RecordDurationMs(uint32_t& durationMs) OVERRIDE;
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virtual bool IsStereo() OVERRIDE;
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virtual int32_t SetModuleFileCallback(FileCallback* callback) OVERRIDE;
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virtual int32_t FileDurationMs(
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const char* fileName,
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uint32_t& durationMs,
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const FileFormats format,
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const uint32_t freqInHz = 16000) OVERRIDE;
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virtual int32_t codec_info(CodecInst& codecInst) const OVERRIDE;
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private:
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// Returns true if the combination of format and codecInst is valid.
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static bool ValidFileFormat(const FileFormats format,
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const CodecInst* codecInst);
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// Returns true if the filename is valid
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static bool ValidFileName(const char* fileName);
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// Returns true if the combination of startPointMs and stopPointMs is valid.
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static bool ValidFilePositions(const uint32_t startPointMs,
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const uint32_t stopPointMs);
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// Returns true if frequencyInHz is a supported frequency.
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static bool ValidFrequency(const uint32_t frequencyInHz);
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void HandlePlayCallbacks(int32_t bytesRead);
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int32_t StartPlayingStream(
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InStream& stream,
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bool loop,
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const uint32_t notificationTimeMs,
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const FileFormats format,
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const CodecInst* codecInst,
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const uint32_t startPointMs,
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const uint32_t stopPointMs);
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int32_t _id;
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CriticalSectionWrapper* _crit;
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CriticalSectionWrapper* _callbackCrit;
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ModuleFileUtility* _ptrFileUtilityObj;
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CodecInst codec_info_;
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InStream* _ptrInStream;
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OutStream* _ptrOutStream;
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FileFormats _fileFormat;
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uint32_t _recordDurationMs;
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uint32_t _playoutPositionMs;
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uint32_t _notificationMs;
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bool _playingActive;
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bool _recordingActive;
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bool _isStereo;
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bool _openFile;
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char _fileName[512];
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FileCallback* _ptrCallback;
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};
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} // namespace webrtc
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#endif // WEBRTC_MODULES_MEDIA_FILE_SOURCE_MEDIA_FILE_IMPL_H_
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