mirror of https://github.com/libsdl-org/SDL
115 lines
3.6 KiB
C
115 lines
3.6 KiB
C
/*
|
|
Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org>
|
|
|
|
This software is provided 'as-is', without any express or implied
|
|
warranty. In no event will the authors be held liable for any damages
|
|
arising from the use of this software.
|
|
|
|
Permission is granted to anyone to use this software for any purpose,
|
|
including commercial applications, and to alter it and redistribute it
|
|
freely.
|
|
*/
|
|
#include <stdio.h>
|
|
#include "SDL.h"
|
|
#include "SDL_test.h"
|
|
|
|
static void
|
|
print_devices(int iscapture)
|
|
{
|
|
SDL_AudioSpec spec;
|
|
const char *typestr = ((iscapture) ? "capture" : "output");
|
|
int n = SDL_GetNumAudioDevices(iscapture);
|
|
|
|
SDL_Log("Found %d %s device%s:\n", n, typestr, n != 1 ? "s" : "");
|
|
|
|
if (n == -1) {
|
|
SDL_Log(" Driver can't detect specific %s devices.\n\n", typestr);
|
|
} else if (n == 0) {
|
|
SDL_Log(" No %s devices found.\n\n", typestr);
|
|
} else {
|
|
int i;
|
|
for (i = 0; i < n; i++) {
|
|
const char *name = SDL_GetAudioDeviceName(i, iscapture);
|
|
if (name) {
|
|
SDL_Log(" %d: %s\n", i, name);
|
|
} else {
|
|
SDL_Log(" %d Error: %s\n", i, SDL_GetError());
|
|
}
|
|
|
|
if (SDL_GetAudioDeviceSpec(i, iscapture, &spec) == 0) {
|
|
SDL_Log(" Sample Rate: %d\n", spec.freq);
|
|
SDL_Log(" Channels: %d\n", spec.channels);
|
|
SDL_Log(" SDL_AudioFormat: %X\n", spec.format);
|
|
}
|
|
}
|
|
SDL_Log("\n");
|
|
}
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
char *deviceName = NULL;
|
|
SDL_AudioSpec spec;
|
|
int n;
|
|
SDLTest_CommonState *state;
|
|
|
|
state = SDLTest_CommonCreateState(argv, SDL_INIT_AUDIO);
|
|
if (!state) {
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDLTest_CommonCreateState failed: %s\n", SDL_GetError());
|
|
return 1;
|
|
}
|
|
|
|
/* Enable standard application logging */
|
|
SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
|
|
|
|
if (!SDLTest_CommonDefaultArgs(state, argc, argv)) {
|
|
return 1;
|
|
}
|
|
|
|
if (!SDLTest_CommonInit(state)) {
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
|
|
return 1;
|
|
}
|
|
|
|
/* Print available audio drivers */
|
|
n = SDL_GetNumAudioDrivers();
|
|
if (n == 0) {
|
|
SDL_Log("No built-in audio drivers\n\n");
|
|
} else {
|
|
int i;
|
|
SDL_Log("Built-in audio drivers:\n");
|
|
for (i = 0; i < n; ++i) {
|
|
SDL_Log(" %d: %s\n", i, SDL_GetAudioDriver(i));
|
|
}
|
|
SDL_Log("Select a driver with the SDL_AUDIODRIVER environment variable.\n");
|
|
}
|
|
|
|
SDL_Log("Using audio driver: %s\n\n", SDL_GetCurrentAudioDriver());
|
|
|
|
print_devices(0);
|
|
print_devices(1);
|
|
|
|
if (SDL_GetDefaultAudioInfo(&deviceName, &spec, 0) < 0) {
|
|
SDL_Log("Error when calling SDL_GetDefaultAudioInfo: %s\n", SDL_GetError());
|
|
} else {
|
|
SDL_Log("Default Output Name: %s\n", deviceName ? deviceName : "unknown");
|
|
SDL_free(deviceName);
|
|
SDL_Log("Sample Rate: %d\n", spec.freq);
|
|
SDL_Log("Channels: %d\n", spec.channels);
|
|
SDL_Log("SDL_AudioFormat: %X\n", spec.format);
|
|
}
|
|
|
|
if (SDL_GetDefaultAudioInfo(&deviceName, &spec, 1) < 0) {
|
|
SDL_Log("Error when calling SDL_GetDefaultAudioInfo: %s\n", SDL_GetError());
|
|
} else {
|
|
SDL_Log("Default Capture Name: %s\n", deviceName ? deviceName : "unknown");
|
|
SDL_free(deviceName);
|
|
SDL_Log("Sample Rate: %d\n", spec.freq);
|
|
SDL_Log("Channels: %d\n", spec.channels);
|
|
SDL_Log("SDL_AudioFormat: %X\n", spec.format);
|
|
}
|
|
|
|
SDLTest_CommonQuit(state);
|
|
return 0;
|
|
}
|