startup sound

This commit is contained in:
kanjitalk755 2021-02-06 13:06:13 +09:00
parent 556ec0cf80
commit 89e8a05815

View File

@ -29,6 +29,7 @@
#include <SDL_mutex.h> #include <SDL_mutex.h>
#include <SDL_audio.h> #include <SDL_audio.h>
#include <SDL_version.h> #include <SDL_version.h>
#include <SDL_timer.h>
#define DEBUG 0 #define DEBUG 0
#include "debug.h" #include "debug.h"
@ -54,6 +55,7 @@ static bool audio_mute = false;
// Prototypes // Prototypes
static void stream_func(void *arg, uint8 *stream, int stream_len); static void stream_func(void *arg, uint8 *stream, int stream_len);
static int play_startup(void *arg);
/* /*
@ -166,6 +168,8 @@ void AudioInit(void)
// Open and initialize audio device // Open and initialize audio device
open_audio(); open_audio();
SDL_CreateThread(play_startup, "", NULL);
} }
@ -359,3 +363,23 @@ void audio_set_speaker_mute(bool mute)
void audio_set_speaker_volume(uint32 vol) void audio_set_speaker_volume(uint32 vol)
{ {
} }
static int play_startup(void *arg) {
SDL_AudioSpec wav_spec;
Uint8 *wav_buffer;
Uint32 wav_length;
if (SDL_LoadWAV("startup.wav", &wav_spec, &wav_buffer, &wav_length)) {
SDL_AudioSpec desired = { .freq = 44100, .format = AUDIO_S16, .channels = 1, .samples= 4096 }, obtained;
SDL_AudioDeviceID deviceId = SDL_OpenAudioDevice(NULL, 0, &desired, &obtained, 0);
if (deviceId) {
SDL_QueueAudio(deviceId, wav_buffer, wav_length);
SDL_PauseAudioDevice(deviceId, 0);
while (SDL_GetQueuedAudioSize(deviceId)) SDL_Delay(10);
SDL_Delay(500);
SDL_CloseAudioDevice(deviceId);
}
else printf("play_startup: Audio driver failed to initialize\n");
SDL_FreeWAV(wav_buffer);
}
return 0;
}