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gem
2025-02-18 15:21:31 +08:00
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87
cocos/audio/ohos/AudioDecoderWav.cpp Normal file
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/****************************************************************************
Copyright (c) 2016 Chukong Technologies Inc.
Copyright (c) 2017-2023 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#define LOG_TAG "AudioDecoderWav"
#include "audio/ohos/AudioDecoderWav.h"
#include "audio/ohos/FsCallback.h"
#include "base/Log.h"
namespace {
snd_callbacks wavCallbacks = {
.open = cc::ohosOpen,
.read = cc::ohosRead,
.seek = cc::ohosSeek,
.close = cc::ohosClose,
.tell = cc::ohosTell,
};
}
namespace cc {
AudioDecoderWav::AudioDecoderWav() {
CC_LOG_DEBUG("Create AudioDecoderWav");
}
AudioDecoderWav::~AudioDecoderWav() {
close();
}
bool AudioDecoderWav::open(const char *path) {
_sndHandle = sf_open_read(path, &_sndInfo, &wavCallbacks, this);
_isOpened = (_sndHandle != nullptr) && _sndInfo.frames > 0;
if (!_isOpened) return false;
_pcmHeader.channelCount = _sndInfo.channels;
_pcmHeader.sampleRate = _sndInfo.samplerate;
_pcmHeader.bytesPerFrame = 2 * _pcmHeader.channelCount; // short
_pcmHeader.totalFrames = _sndInfo.frames;
return true;
}
void AudioDecoderWav::close() {
if (_sndHandle) {
sf_close(_sndHandle);
_sndHandle = nullptr;
}
_isOpened = false;
}
uint32_t AudioDecoderWav::read(uint32_t framesToRead, char *pcmBuf) {
auto *output = reinterpret_cast<int16_t *>(pcmBuf);
auto actualFrames = sf_readf_short(_sndHandle, output, framesToRead);
return actualFrames;
}
bool AudioDecoderWav::seek(uint32_t frameOffset) {
off_t offset = sf_seek(_sndHandle, frameOffset, SEEK_SET);
return offset >= 0 && offset == frameOffset;
}
uint32_t AudioDecoderWav::tell() const {
return sf_tell(_sndHandle);
}
} // namespace cc

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cocos/audio/ohos/AudioDecoderWav.h Normal file
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/****************************************************************************
Copyright (c) 2016 Chukong Technologies Inc.
Copyright (c) 2017-2023 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#pragma once
#include "audio/android/tinysndfile.h"
#include "audio/common/decoder/AudioDecoder.h"
namespace cc {
class AudioDecoderWav : public AudioDecoder {
public:
AudioDecoderWav();
~AudioDecoderWav() override;
bool open(const char *path) override;
void close() override;
uint32_t read(uint32_t framesToRead, char *pcmBuf) override;
bool seek(uint32_t frameOffset) override;
uint32_t tell() const override;
private:
SF_INFO _sndInfo;
SNDFILE *_sndHandle{};
};
} // namespace cc

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cocos/audio/ohos/FsCallback.cpp Normal file
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/****************************************************************************
Copyright (c) 2022-2023 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "audio/ohos/FsCallback.h"
#include <rawfile/raw_dir.h>
#include <rawfile/raw_file.h>
#include "base/memory/Memory.h"
#include "platform/ohos/FileUtils-ohos.h"
namespace {
inline cc::FileUtilsOHOS *getFU() {
return static_cast<cc::FileUtilsOHOS *>(cc::FileUtils::getInstance());
}
struct FatFd {
union {
FILE *fp;
RawFile *rf;
} file;
void *user;
bool isRawFile;
};
} // namespace
namespace cc {
void *ohosOpen(const char *path, void *user) {
bool isRawfile = false;
const auto newPath = getFU()->expandPath(path, &isRawfile);
auto *ret = ccnew FatFd();
if (isRawfile) {
ret->file.rf = OpenRawFile(cc::FileUtilsOHOS::getResourceManager(), newPath.c_str());
} else {
ret->file.fp = fopen(newPath.c_str(), "rb");
}
ret->user = user;
ret->isRawFile = isRawfile;
return ret;
}
size_t ohosRead(void *ptr, size_t size, size_t nmemb, void *datasource) {
auto *fatFd = static_cast<FatFd *>(datasource);
if (fatFd->isRawFile) {
return ReadRawFile(fatFd->file.rf, ptr, size * nmemb) / size;
}
return fread(ptr, size, nmemb, fatFd->file.fp);
}
int ohosSeek(void *datasource, long offset, int whence) { //NOLINT(google-runtime-int)
auto *fatFd = static_cast<FatFd *>(datasource);
if (fatFd->isRawFile) {
return SeekRawFile(fatFd->file.rf, offset, whence);
}
return fseek(fatFd->file.fp, offset, whence);
}
int ohosClose(void *datasource) {
auto *fatFd = static_cast<FatFd *>(datasource);
int code = 0;
if (fatFd->isRawFile) {
CloseRawFile(fatFd->file.rf);
code = 0;
} else {
code = fclose(fatFd->file.fp);
}
delete fatFd;
return code;
}
long ohosTell(void *datasource) { //NOLINT(google-runtime-int)
auto *fatFd = static_cast<FatFd *>(datasource);
if (fatFd->isRawFile) {
return GetRawFileOffset(fatFd->file.rf);
}
return ftell(fatFd->file.fp);
}
} // namespace cc

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cocos/audio/ohos/FsCallback.h Normal file
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/****************************************************************************
Copyright (c) 2022-2023 Xiamen Yaji Software Co., Ltd.
http://www.cocos.com
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#pragma once
#include <cstdint>
namespace cc {
void *ohosOpen(const char *path, void *user);
size_t ohosRead(void *ptr, size_t size, size_t nmemb, void *datasource);
int ohosSeek(void *datasource, long offset, int whence); //NOLINT(google-runtime-int)
int ohosClose(void *datasource);
long ohosTell(void *datasource); //NOLINT(google-runtime-int)
} // namespace cc