| 109 | } |
| 110 | |
| 111 | void AudioCache::readDataTask(unsigned int selfId) |
| 112 | { |
| 113 | // Note: It's in sub thread |
| 114 | AXLOGV("readDataTask begin, cache id={}", selfId); |
| 115 | |
| 116 | _readDataTaskMutex.lock(); |
| 117 | _state = State::LOADING; |
| 118 | |
| 119 | AudioDecoder* decoder = AudioDecoderManager::createDecoder(_fileFullPath); |
| 120 | do |
| 121 | { |
| 122 | if (decoder == nullptr || !decoder->open(_fileFullPath)) |
| 123 | break; |
| 124 | |
| 125 | const uint32_t originalTotalFrames = decoder->getTotalFrames(); |
| 126 | const uint32_t sampleRate = decoder->getSampleRate(); |
| 127 | const uint32_t channelCount = decoder->getChannelCount(); |
| 128 | const auto sourceFormat = decoder->getSourceFormat(); |
| 129 | |
| 130 | uint32_t totalFrames = originalTotalFrames; |
| 131 | uint32_t dataSize = decoder->framesToBytes(totalFrames); |
| 132 | uint32_t remainingFrames = totalFrames; |
| 133 | |
| 134 | switch (sourceFormat) |
| 135 | { |
| 136 | case AUDIO_SOURCE_FORMAT::PCM_16: |
| 137 | _format = channelCount > 1 ? AL_FORMAT_STEREO16 : AL_FORMAT_MONO16; // bits depth: 16bits |
| 138 | break; |
| 139 | case AUDIO_SOURCE_FORMAT::PCM_U8: |
| 140 | _format = channelCount > 1 ? AL_FORMAT_STEREO8 : AL_FORMAT_MONO8; // bits depth: 8bits |
| 141 | break; |
| 142 | #if AX_USE_ALSOFT |
| 143 | case AUDIO_SOURCE_FORMAT::PCM_FLT32: |
| 144 | _format = channelCount > 1 ? AL_FORMAT_STEREO_FLOAT32 : AL_FORMAT_MONO_FLOAT32; |
| 145 | break; |
| 146 | case AUDIO_SOURCE_FORMAT::PCM_FLT64: |
| 147 | _format = channelCount > 1 ? AL_FORMAT_STEREO_DOUBLE_EXT : AL_FORMAT_MONO_DOUBLE_EXT; |
| 148 | break; |
| 149 | case AUDIO_SOURCE_FORMAT::MULAW: |
| 150 | _format = channelCount > 1 ? AL_FORMAT_STEREO_MULAW : AL_FORMAT_MONO_MULAW; |
| 151 | break; |
| 152 | case AUDIO_SOURCE_FORMAT::ALAW: |
| 153 | _format = channelCount > 1 ? AL_FORMAT_STEREO_ALAW_EXT : AL_FORMAT_MONO_ALAW_EXT; |
| 154 | break; |
| 155 | case AUDIO_SOURCE_FORMAT::ADPCM: |
| 156 | _format = channelCount > 1 ? AL_FORMAT_STEREO_MSADPCM_SOFT : AL_FORMAT_MONO_MSADPCM_SOFT; |
| 157 | break; |
| 158 | case AUDIO_SOURCE_FORMAT::IMA_ADPCM: |
| 159 | _format = channelCount > 1 ? AL_FORMAT_STEREO_IMA4 : AL_FORMAT_MONO_IMA4; |
| 160 | break; |
| 161 | #endif |
| 162 | default: |
| 163 | assert(false); |
| 164 | } |
| 165 | |
| 166 | _sampleRate = (ALsizei)sampleRate; |
| 167 | _duration = 1.0f * totalFrames / sampleRate; |
| 168 | _totalFrames = totalFrames; |
no test coverage detected