45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
/*****************************************************************************\
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Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
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This file is licensed under the Snes9x License.
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For further information, consult the LICENSE file in the root directory.
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\*****************************************************************************/
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#ifndef __S9X_SOUND_DRIVER_SDL_HPP
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#define __S9X_SOUND_DRIVER_SDL_HPP
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#include "SDL.h"
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// SDL.h may include altivec.h which redefines vector and bool
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#undef vector
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#undef bool
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#include "s9x_sound_driver.hpp"
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#include "../../apu/resampler.h"
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#include <mutex>
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#include <cstdint>
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class S9xSDLSoundDriver : public S9xSoundDriver
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{
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public:
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S9xSDLSoundDriver();
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~S9xSDLSoundDriver();
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void init() override;
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void deinit() override;
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bool open_device(int playback_rate, int buffer_size) override;
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void start() override;
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void stop() override;
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bool write_samples(int16_t *data, int samples) override;
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int space_free() override;
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std::pair<int, int> buffer_level() override;
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private:
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void mix(unsigned char *output, int bytes);
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SDL_AudioSpec audiospec;
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Resampler buffer;
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std::mutex mutex;
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int16_t temp[512];
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};
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#endif /* __S9X_SOUND_DRIVER_SDL_HPP */
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