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119 lines
3.0 KiB
119 lines
3.0 KiB
#include "utils/soundsample.h" |
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#include <cmath> |
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#include <chrono> |
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#include <Aulib/DecoderDrwav.h> |
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#include <Aulib/ResamplerSpeex.h> |
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#include <SDL.h> |
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#ifdef USE_SDL1 |
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#include "utils/sdl2_to_1_2_backports.h" |
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#else |
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#include "utils/sdl2_backports.h" |
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#endif |
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#include "options.h" |
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#include "storm/storm_sdl_rw.h" |
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#include "storm/storm.h" |
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#include "utils/log.hpp" |
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#include "utils/stubs.h" |
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namespace devilution { |
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void SoundSample::Release() |
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{ |
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stream_ = nullptr; |
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file_data_ = nullptr; |
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file_data_size_ = 0; |
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}; |
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/** |
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* @brief Check if a the sound is being played atm |
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*/ |
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bool SoundSample::IsPlaying() |
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{ |
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return stream_ && stream_->isPlaying(); |
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}; |
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/** |
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* @brief Start playing the sound |
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*/ |
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void SoundSample::Play(int lVolume, int lPan, int channel) |
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{ |
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if (!stream_) |
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return; |
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constexpr float Base = 10.F; |
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constexpr float Scale = 2000.F; |
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stream_->setVolume(std::pow(Base, static_cast<float>(lVolume) / Scale)); |
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stream_->setStereoPosition( |
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lPan == 0 ? 0 |
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: copysign(1.F - std::pow(Base, static_cast<float>(-std::fabs(lPan) / Scale)), |
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static_cast<float>(lPan))); |
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if (!stream_->play()) { |
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LogError(LogCategory::Audio, "Aulib::Stream::play (from SoundSample::Play): {}", SDL_GetError()); |
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return; |
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} |
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}; |
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/** |
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* @brief Stop playing the sound |
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*/ |
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void SoundSample::Stop() |
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{ |
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if (stream_) |
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stream_->stop(); |
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}; |
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int SoundSample::SetChunkStream(std::string filePath) |
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{ |
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file_path_ = std::move(filePath); |
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HANDLE handle; |
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if (!SFileOpenFile(file_path_.c_str(), &handle)) { |
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LogError(LogCategory::Audio, "SFileOpenFile failed (from SoundSample::SetChunkStream): {}", SErrGetLastError()); |
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return -1; |
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} |
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stream_ = std::make_unique<Aulib::Stream>(SFileRw_FromStormHandle(handle), std::make_unique<Aulib::DecoderDrwav>(), |
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std::make_unique<Aulib::ResamplerSpeex>(sgOptions.Audio.nResamplingQuality), /*closeRw=*/true); |
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if (!stream_->open()) { |
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stream_ = nullptr; |
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LogError(LogCategory::Audio, "Aulib::Stream::open (from SoundSample::SetChunkStream): {}", SDL_GetError()); |
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return -1; |
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} |
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return 0; |
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} |
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int SoundSample::SetChunk(ArraySharedPtr<std::uint8_t> fileData, std::size_t dwBytes) |
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{ |
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file_data_ = fileData; |
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file_data_size_ = dwBytes; |
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SDL_RWops *buf = SDL_RWFromConstMem(file_data_.get(), dwBytes); |
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if (buf == nullptr) { |
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return -1; |
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} |
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stream_ = std::make_unique<Aulib::Stream>(buf, std::make_unique<Aulib::DecoderDrwav>(), |
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std::make_unique<Aulib::ResamplerSpeex>(sgOptions.Audio.nResamplingQuality), /*closeRw=*/true); |
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if (!stream_->open()) { |
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stream_ = nullptr; |
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file_data_ = nullptr; |
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LogError(LogCategory::Audio, "Aulib::Stream::open (from SoundSample::SetChunk): {}", SDL_GetError()); |
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return -1; |
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} |
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return 0; |
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}; |
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/** |
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* @return Audio duration in ms |
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*/ |
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int SoundSample::GetLength() const |
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{ |
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if (!stream_) |
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return 0; |
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return std::chrono::duration_cast<std::chrono::milliseconds>(stream_->duration()).count(); |
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}; |
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} // namespace devilution
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