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Experimental improvements for the ALSA backend.

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This commit is contained in:
David Reid
2019-08-26 19:51:39 +10:00
parent 14507ba617
commit bfb19f2938
2 changed files with 14 additions and 17 deletions
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tests/ma_duplex.c
+9 -3
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@@ -7,7 +7,7 @@
#define DR_WAV_IMPLEMENTATION
#include "../extras/dr_wav.h"
#define OUTPUT_WAV 1
#define OUTPUT_WAV 0
#ifdef __EMSCRIPTEN__
void main_loop__em()
@@ -63,11 +63,12 @@ int main(int argc, char** argv)
#endif
ma_backend backend = ma_backend_winmm;
ma_backend backend = ma_backend_alsa;
ma_context_config contextConfig = ma_context_config_init();
contextConfig.logCallback = log_callback;
contextConfig.alsa.useVerboseDeviceEnumeration = MA_TRUE;
contextConfig.threadPriority = ma_thread_priority_realtime;
ma_context context;
result = ma_context_init(&backend, 1, &contextConfig, &context);
@@ -107,13 +108,15 @@ int main(int argc, char** argv)
deviceConfig.playback.format = ma_format_s16;
deviceConfig.playback.channels = 2;
deviceConfig.playback.shareMode = ma_share_mode_shared;
deviceConfig.sampleRate = 50000;
deviceConfig.sampleRate = 0;
//deviceConfig.bufferSizeInMilliseconds = 60;
deviceConfig.bufferSizeInFrames = 4096;
//deviceConfig.periods = 3;
deviceConfig.dataCallback = data_callback;
deviceConfig.stopCallback = stop_callback;
#if defined(OUTPUT_WAV) && OUTPUT_WAV==1
deviceConfig.pUserData = &wav;
#endif
ma_device device;
result = ma_device_init(&context, &deviceConfig, &device);
@@ -135,7 +138,10 @@ int main(int argc, char** argv)
#endif
ma_device_uninit(&device);
#if defined(OUTPUT_WAV) && OUTPUT_WAV==1
drwav_uninit(&wav);
#endif
(void)argc;
(void)argv;