mirror of https://github.com/AxioDL/metaforce.git
90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
#ifndef __URDE_CSTATICAUDIOPLAYER_HPP__
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#define __URDE_CSTATICAUDIOPLAYER_HPP__
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#include "CAudioSys.hpp"
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#include "RetroTypes.hpp"
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#include "g721.h"
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#include "boo/audiodev/IAudioVoice.hpp"
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#include "boo/audiodev/IAudioVoiceEngine.hpp"
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namespace urde
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{
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class IDvdRequest;
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class CStaticAudioPlayer
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{
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std::string x0_path;
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u32 x10_rsfRem = -1;
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u32 x14_rsfLength;
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u32 x18_curSamp = 0;
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u32 x1c_loopStartSamp;
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u32 x20_loopEndSamp;
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//u32 x24_ = 0;
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//std::unique_ptr<u8[]> x28_dmaLeft;
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//std::unique_ptr<u8[]> x30_dmaRight;
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std::vector<std::shared_ptr<IDvdRequest>> x38_dvdRequests;
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std::vector<std::unique_ptr<u8[]>> x48_buffers;
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g72x_state x58_leftState;
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g72x_state x8c_rightState;
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std::experimental::optional<g72x_state> m_leftStateLoop;
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std::experimental::optional<g72x_state> m_rightStateLoop;
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u32 xc0_volume = 32768; // Out of 32768
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static int16_t SampClamp(int32_t val)
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{
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if (val < -32768) val = -32768;
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else if (val > 32767) val = 32767;
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return val;
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}
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struct AudioVoiceCallback : boo::IAudioVoiceCallback
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{
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CStaticAudioPlayer& m_parent;
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void preSupplyAudio(boo::IAudioVoice&, double) {}
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size_t supplyAudio(boo::IAudioVoice& voice, size_t frames, int16_t* data)
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{
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if (m_parent.IsReady())
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{
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m_parent.x38_dvdRequests.clear();
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m_parent.Decode(data, frames);
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}
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else
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memset(data, 0, 4 * frames);
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return frames;
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}
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AudioVoiceCallback(CStaticAudioPlayer& p) : m_parent(p) {}
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} m_voiceCallback;
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boo::ObjToken<boo::IAudioVoice> m_voice;
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public:
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CStaticAudioPlayer(boo::IAudioVoiceEngine& engine, std::string_view path,
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int loopStart, int loopEnd);
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CStaticAudioPlayer(std::string_view path,
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int loopStart, int loopEnd)
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: CStaticAudioPlayer(*CAudioSys::GetVoiceEngine(), path, loopStart, loopEnd) {}
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bool IsReady();
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void DecodeMonoAndMix(s16* bufOut, u32 numSamples,
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u32 cur, u32 loopEndCur, u32 loopStartCur,
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int vol, g72x_state& state,
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std::experimental::optional<g72x_state>& loopState) const;
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void Decode(s16* bufOut, u32 numSamples);
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void SetVolume(float vol)
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{
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xc0_volume = zeus::clamp(0.f, vol, 1.f) * 32768.f;
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}
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void StartMixing()
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{
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m_voice->start();
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}
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void StopMixing()
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{
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m_voice->stop();
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}
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};
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}
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#endif // __URDE_CSTATICAUDIOPLAYER_HPP__
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