mirror of
https://github.com/mackron/miniaudio.git
synced 2026-04-22 00:06:59 +02:00
David Reid
115 lines
3.3 KiB
C
115 lines
3.3 KiB
C
/* Uncomment this and update the path to enable the debug screen. */
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/*#include "/opt/toolchains/vitasdk/samples/common/debugScreen.c"*/
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#if defined(DEBUG_SCREEN_H)
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#define HAS_DEBUG_SCREEN
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#endif
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#ifdef HAS_DEBUG_SCREEN
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#define printf psvDebugScreenPrintf
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#endif
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#define MA_DEBUG_OUTPUT
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#include "../../miniaudio.c"
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#include <psp2/ctrl.h>
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static void data_callback(ma_device* pDevice, void* pFramesOut, const void* pFramesIn, ma_uint32 frameCount)
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{
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static int c = 0;
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ma_data_source* pDataSource = (ma_data_source*)ma_device_get_user_data(pDevice);
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ma_data_source_read_pcm_frames(pDataSource, pFramesOut, frameCount, NULL);
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(void)pFramesIn;
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(void)pDevice;
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}
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int main()
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{
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ma_result result;
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ma_device_config deviceConfig;
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ma_device device;
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ma_waveform waveform;
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ma_decoder decoder;
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SceCtrlData ctrlPeek, ctrlPress;
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#ifdef HAS_DEBUG_SCREEN
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psvDebugScreenInit();
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#endif
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deviceConfig = ma_device_config_init(ma_device_type_playback);
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//deviceConfig.threadingMode = MA_THREADING_MODE_SINGLE_THREADED;
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deviceConfig.playback.format = ma_format_s16;
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deviceConfig.playback.channels = 2;
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deviceConfig.sampleRate = 48000;
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deviceConfig.dataCallback = data_callback;
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deviceConfig.pUserData = &waveform;
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deviceConfig.periodSizeInFrames = 1024;
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#if 0
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ma_device_backend_config backend = ma_device_backend_config_init(ma_device_backend_vita, NULL);
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result = ma_device_init_ex(&backend, 1, NULL, &deviceConfig, &device);
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#else
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result = ma_device_init(NULL, &deviceConfig, &device);
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#endif
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if (result != MA_SUCCESS) {
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return 1;
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}
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/* Initialize the waveform before starting the device. */
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{
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ma_waveform_config waveformConfig = ma_waveform_config_init(device.playback.format, device.playback.channels, device.sampleRate, ma_waveform_type_sine, 0.1f, 400);
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ma_waveform_init(&waveformConfig, &waveform);
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}
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/* Decoder. */
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#if 0
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{
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ma_decoder_config decoderConfig = ma_decoder_config_init(device.playback.format, device.playback.channels, device.sampleRate);
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ma_decoder_init_file("test.mp3", &decoderConfig, &decoder);
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}
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#endif
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result = ma_device_start(&device);
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if (result != MA_SUCCESS) {
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return 1;
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}
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for (;;) {
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ctrlPress = ctrlPeek;
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sceCtrlPeekBufferPositive(0, &ctrlPeek, 1);
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ctrlPress.buttons = ctrlPeek.buttons & ~ctrlPress.buttons;
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if(ctrlPress.buttons == SCE_CTRL_SQUARE) {
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if (ma_device_is_started(&device)) {
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printf("STOPPING\n");
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ma_device_stop(&device);
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} else {
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printf("STARTING\n");
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ma_device_start(&device);
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}
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}
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if(ctrlPress.buttons == SCE_CTRL_CROSS) {
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break;
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}
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if (ma_device_get_threading_mode(&device) == MA_THREADING_MODE_SINGLE_THREADED) {
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ma_device_step(&device, MA_BLOCKING_MODE_NON_BLOCKING);
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/*
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I found that if I don't relax the CPU a bit I'll get glitching when running in vita3k. Maybe the loop is pinning the CPU
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at 100% and starving the audio system?
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*/
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ma_sleep(1);
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} else {
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ma_sleep(1);
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}
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}
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ma_waveform_uninit(&waveform);
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ma_device_uninit(&device);
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return 0;
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}
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