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Add some infrastructure to the Emscripten test for testing SDL2.

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This commit is contained in:
David Reid
2026-01-13 13:05:30 +10:00
parent e5743d666c
commit dd3cce3061
1 changed files with 27 additions and 12 deletions
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tests/emscripten/emscripten.c
+27 -12
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@@ -2,9 +2,12 @@
#define MA_NO_DECODING
#define MA_NO_ENCODING
#include "../../miniaudio.c"
#include "../../extras/backends/sdl2/miniaudio_sdl2.c"
#include <stdio.h>
/*#define DEVICE_BACKEND ma_device_backend_sdl2*/
#define DEVICE_BACKEND ma_device_backend_webaudio
#define DEVICE_FORMAT ma_format_f32
#define DEVICE_CHANNELS 2
#define DEVICE_SAMPLE_RATE 48000
@@ -38,27 +41,34 @@ void data_callback_playback(ma_device* pDevice, void* pOutput, const void* pInpu
static void do_playback()
{
ma_result result;
ma_device_config deviceConfig;
ma_waveform_config sineWaveConfig;
ma_device_backend_config backend;
backend = ma_device_backend_config_init(DEVICE_BACKEND, NULL);
deviceConfig = ma_device_config_init(ma_device_type_playback);
deviceConfig.threadingMode = threadingMode;
deviceConfig.playback.format = DEVICE_FORMAT;
deviceConfig.playback.channels = DEVICE_CHANNELS;
deviceConfig.sampleRate = DEVICE_SAMPLE_RATE;
deviceConfig.dataCallback = data_callback_playback;
deviceConfig.pUserData = &sineWave;
if (ma_device_init(NULL, &deviceConfig, &device) != MA_SUCCESS) {
printf("Failed to open playback device.\n");
deviceConfig.threadingMode = threadingMode;
deviceConfig.playback.format = DEVICE_FORMAT;
deviceConfig.playback.channels = DEVICE_CHANNELS;
deviceConfig.sampleRate = DEVICE_SAMPLE_RATE;
deviceConfig.dataCallback = data_callback_playback;
deviceConfig.pUserData = &sineWave;
deviceConfig.pBackendConfigs = &backend;
deviceConfig.backendConfigCount = 1;
result = ma_device_init_ex(&backend, 1, NULL, &deviceConfig, &device);
if (result != MA_SUCCESS) {
printf("Failed to open playback device. %s.\n", ma_result_description(result));
return;
}
sineWaveConfig = ma_waveform_config_init(device.playback.format, device.playback.channels, device.sampleRate, ma_waveform_type_sine, 0.2, 220);
ma_waveform_init(&sineWaveConfig, &sineWave);
if (ma_device_start(&device) != MA_SUCCESS) {
printf("Failed to start device.");
result = ma_device_start(&device);
if (result != MA_SUCCESS) {
printf("Failed to start device. %s.\n", ma_result_description(result));
return;
}
}
@@ -78,6 +88,9 @@ static void do_duplex()
{
ma_result result;
ma_device_config deviceConfig;
ma_device_backend_config backend;
backend = ma_device_backend_config_init(DEVICE_BACKEND, NULL);
deviceConfig = ma_device_config_init(ma_device_type_duplex);
deviceConfig.threadingMode = threadingMode;
@@ -90,7 +103,9 @@ static void do_duplex()
deviceConfig.playback.channels = 2;
deviceConfig.sampleRate = DEVICE_SAMPLE_RATE;
deviceConfig.dataCallback = data_callback_duplex;
result = ma_device_init(NULL, &deviceConfig, &device);
deviceConfig.pBackendConfigs = &backend;
deviceConfig.backendConfigCount = 1;
result = ma_device_init_ex(&backend, 1, NULL, &deviceConfig, &device);
if (result != MA_SUCCESS) {
return;
}