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112 lines
4.2 KiB
112 lines
4.2 KiB
/****************************************************************************
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Copyright (c) 2016 Chukong Technologies Inc.
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Copyright (c) 2017-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "audio/common/decoder/AudioDecoderOgg.h"
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#include <cstdint>
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#include "audio/include/AudioMacros.h"
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#include "platform/FileUtils.h"
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#if CC_PLATFORM == CC_PLATFORM_OHOS
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#include "audio/ohos/FsCallback.h"
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namespace {
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int ohosSeek_wrap(void *source, ogg_int64_t offset, int whence) { //NOLINT
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return cc::ohosSeek(source, static_cast<long>(offset), whence); //NOLINT
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}
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ov_callbacks ogg_callbacks = { //NOLINT
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static_cast<size_t (*)(void *, size_t, size_t, void *)>(cc::ohosRead),
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static_cast<int (*)(void *, ogg_int64_t, int)>(ohosSeek_wrap),
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static_cast<int (*)(void *)>(cc::ohosClose),
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static_cast<long (*)(void *)>(cc::ohosTell)}; //NOLINT
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} // namespace
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#endif
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#ifdef LOG_TAG
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#undef LOG_TAG
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#endif
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#define LOG_TAG "AudioDecoderOgg"
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namespace cc {
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AudioDecoderOgg::AudioDecoderOgg() = default;
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AudioDecoderOgg::~AudioDecoderOgg() {
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close();
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}
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bool AudioDecoderOgg::open(const char *path) {
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ccstd::string fullPath = FileUtils::getInstance()->fullPathForFilename(path);
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#if CC_PLATFORM == CC_PLATFORM_WINDOWS
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if (0 == ov_fopen(FileUtils::getInstance()->getSuitableFOpen(fullPath).c_str(), &_vf)) {
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#elif CC_PLATFORM == CC_PLATFORM_LINUX || CC_PLATFORM == CC_PLATFORM_QNX
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if (0 == ov_fopen(FileUtils::getInstance()->getSuitableFOpen(fullPath).c_str(), &_vf)) {
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#elif CC_PLATFORM == CC_PLATFORM_OHOS
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auto *fp = cc::ohosOpen(FileUtils::getInstance()->getSuitableFOpen(fullPath).c_str(), this);
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if (0 == ov_open_callbacks(fp, &_vf, nullptr, 0, ogg_callbacks)) {
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#endif
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// header
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vorbis_info *vi = ov_info(&_vf, -1);
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_pcmHeader.sampleRate = static_cast<uint32_t>(vi->rate);
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_pcmHeader.channelCount = vi->channels;
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_pcmHeader.bytesPerFrame = vi->channels * sizeof(int16_t);
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_pcmHeader.dataFormat = AudioDataFormat::SIGNED_16;
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_pcmHeader.totalFrames = static_cast<uint32_t>(ov_pcm_total(&_vf, -1));
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_isOpened = true;
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return true;
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}
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return false;
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}
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void AudioDecoderOgg::close() {
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if (isOpened()) {
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ov_clear(&_vf);
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_isOpened = false;
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}
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}
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uint32_t AudioDecoderOgg::read(uint32_t framesToRead, char *pcmBuf) {
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int currentSection = 0;
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auto bytesToRead = framesToRead * _pcmHeader.bytesPerFrame;
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#if CC_PLATFORM == CC_PLATFORM_WINDOWS
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auto bytesRead = ov_read(&_vf, pcmBuf, bytesToRead, 0, 2, 1, ¤tSection);
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#elif CC_PLATFORM == CC_PLATFORM_OHOS
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int bitstream = 0;
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auto bytesRead = ov_read(&_vf, pcmBuf, bytesToRead, &bitstream);
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#elif CC_PLATFORM == CC_PLATFORM_LINUX || CC_PLATFORM == CC_PLATFORM_QNX
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auto bytesRead = ov_read(&_vf, pcmBuf, bytesToRead, 0, 2, 1, ¤tSection);
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#endif
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return static_cast<uint32_t>(bytesRead / _pcmHeader.bytesPerFrame);
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}
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bool AudioDecoderOgg::seek(uint32_t frameOffset) {
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return 0 == ov_pcm_seek(&_vf, frameOffset);
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}
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uint32_t AudioDecoderOgg::tell() const {
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return static_cast<uint32_t>(ov_pcm_tell(const_cast<OggVorbis_File *>(&_vf)));
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}
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} // namespace cc
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