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/*
* Copyright (c) 2012 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 MODULES_MEDIA_FILE_MEDIA_FILE_IMPL_H_
#define MODULES_MEDIA_FILE_MEDIA_FILE_IMPL_H_
#include "common_types.h" // NOLINT(build/include)
#include "modules/include/module_common_types.h"
#include "modules/media_file/media_file.h"
#include "modules/media_file/media_file_defines.h"
#include "modules/media_file/media_file_utility.h"
#include "rtc_base/criticalsection.h"
namespace webrtc {
class MediaFileImpl : public MediaFile
{
public:
MediaFileImpl(const int32_t id);
~MediaFileImpl();
void Process() override;
int64_t TimeUntilNextProcess() override;
// MediaFile functions
int32_t PlayoutAudioData(int8_t* audioBuffer,
size_t& dataLengthInBytes) override;
int32_t PlayoutStereoData(int8_t* audioBufferLeft,
int8_t* audioBufferRight,
size_t& dataLengthInBytes) override;
int32_t StartPlayingAudioFile(
const char* fileName,
const uint32_t notificationTimeMs = 0,
const bool loop = false,
const FileFormats format = kFileFormatPcm16kHzFile,
const CodecInst* codecInst = NULL,
const uint32_t startPointMs = 0,
const uint32_t stopPointMs = 0) override;
int32_t StartPlayingAudioStream(
InStream& stream,
const uint32_t notificationTimeMs = 0,
const FileFormats format = kFileFormatPcm16kHzFile,
const CodecInst* codecInst = NULL,
const uint32_t startPointMs = 0,
const uint32_t stopPointMs = 0) override;
int32_t StopPlaying() override;
bool IsPlaying() override;
int32_t PlayoutPositionMs(uint32_t& positionMs) const override;
int32_t IncomingAudioData(const int8_t* audioBuffer,
const size_t bufferLength) override;
int32_t StartRecordingAudioFile(const char* fileName,
const FileFormats format,
const CodecInst& codecInst,
const uint32_t notificationTimeMs = 0,
const uint32_t maxSizeBytes = 0) override;
int32_t StartRecordingAudioStream(
OutStream& stream,
const FileFormats format,
const CodecInst& codecInst,
const uint32_t notificationTimeMs = 0) override;
int32_t StopRecording() override;
bool IsRecording() override;
int32_t RecordDurationMs(uint32_t& durationMs) override;
bool IsStereo() override;
int32_t SetModuleFileCallback(FileCallback* callback) override;
int32_t FileDurationMs(const char* fileName,
uint32_t& durationMs,
const FileFormats format,
const uint32_t freqInHz = 16000) override;
int32_t codec_info(CodecInst& codecInst) const override;
private:
// Returns true if the combination of format and codecInst is valid.
static bool ValidFileFormat(const FileFormats format,
const CodecInst* codecInst);
// Returns true if the filename is valid
static bool ValidFileName(const char* fileName);
// Returns true if the combination of startPointMs and stopPointMs is valid.
static bool ValidFilePositions(const uint32_t startPointMs,
const uint32_t stopPointMs);
// Returns true if frequencyInHz is a supported frequency.
static bool ValidFrequency(const uint32_t frequencyInHz);
void HandlePlayCallbacks(int32_t bytesRead);
int32_t StartPlayingStream(
InStream& stream,
bool loop,
const uint32_t notificationTimeMs,
const FileFormats format,
const CodecInst* codecInst,
const uint32_t startPointMs,
const uint32_t stopPointMs);
int32_t _id;
rtc::CriticalSection _crit;
rtc::CriticalSection _callbackCrit;
ModuleFileUtility* _ptrFileUtilityObj;
CodecInst codec_info_;
InStream* _ptrInStream;
OutStream* _ptrOutStream;
FileFormats _fileFormat;
uint32_t _recordDurationMs;
uint32_t _playoutPositionMs;
uint32_t _notificationMs;
bool _playingActive;
bool _recordingActive;
bool _isStereo;
bool _openFile;
char _fileName[512];
FileCallback* _ptrCallback;
};
} // namespace webrtc
#endif // MODULES_MEDIA_FILE_MEDIA_FILE_IMPL_H_