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Fix some submix issues

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This commit is contained in:
Jack Andersen
2016-05-07 12:11:45 -10:00
parent 4b969fd475
commit 08a4c5d7a8
9 changed files with 104 additions and 64 deletions
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12
lib/audiodev/AudioVoiceEngine.hpp
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@@ -4,7 +4,7 @@
#include "boo/audiodev/IAudioVoiceEngine.hpp"
#include "AudioVoice.hpp"
#include "AudioSubmix.hpp"
#include "IAudioHost.hpp"
#include "IAudioMix.hpp"
namespace boo
{
@@ -21,15 +21,23 @@ struct AudioVoiceEngineMixInfo
};
/** Base class for managing mixing and sample-rate-conversion amongst active voices */
class BaseAudioVoiceEngine : public IAudioVoiceEngine, public IAudioHost
class BaseAudioVoiceEngine : public IAudioVoiceEngine, public IAudioMix
{
protected:
friend class AudioVoice;
friend class AudioSubmix;
friend class AudioVoiceMono;
friend class AudioVoiceStereo;
AudioVoiceEngineMixInfo m_mixInfo;
std::list<AudioVoice*> m_activeVoices;
std::list<AudioSubmix*> m_activeSubmixes;
/* Shared scratch buffers for accumulating audio data for resampling */
std::vector<int16_t> m_scratchIn;
std::vector<int16_t> m_scratch16;
std::vector<int32_t> m_scratch32;
std::vector<float> m_scratchFlt;
void _pumpAndMixVoices(size_t frames, int16_t* dataOut);
void _pumpAndMixVoices(size_t frames, int32_t* dataOut);
void _pumpAndMixVoices(size_t frames, float* dataOut);