forked from Green-Sky/tomato
Merge commit '852f2a6343518919e5ca8d3c1bbcab9f493e3cd8'
This commit is contained in:
124
external/sdl/SDL/test/loopwave.c
vendored
124
external/sdl/SDL/test/loopwave.c
vendored
@ -1,5 +1,5 @@
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/*
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Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org>
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Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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@ -17,10 +17,7 @@
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*/
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#include <stdlib.h>
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#ifdef __EMSCRIPTEN__
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#include <emscripten/emscripten.h>
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#endif
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#define SDL_MAIN_USE_CALLBACKS 1
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#include <SDL3/SDL.h>
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#include <SDL3/SDL_main.h>
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#include <SDL3/SDL_test.h>
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@ -34,72 +31,28 @@ static struct
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} wave;
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static SDL_AudioStream *stream;
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static SDLTest_CommonState *state;
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static void fillerup(void)
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static int fillerup(void)
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{
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const int minimum = (wave.soundlen / SDL_AUDIO_FRAMESIZE(wave.spec)) / 2;
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if (SDL_GetAudioStreamQueued(stream) < minimum) {
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SDL_PutAudioStreamData(stream, wave.sound, wave.soundlen);
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}
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return 0;
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}
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/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
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static void
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quit(int rc)
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{
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SDL_Quit();
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/* Let 'main()' return normally */
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if (rc != 0) {
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exit(rc);
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}
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}
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static void
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close_audio(void)
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{
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if (stream) {
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SDL_DestroyAudioStream(stream);
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stream = NULL;
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}
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}
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static void
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open_audio(void)
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{
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stream = SDL_OpenAudioDeviceStream(SDL_AUDIO_DEVICE_DEFAULT_OUTPUT, &wave.spec, NULL, NULL);
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if (!stream) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create audio stream: %s\n", SDL_GetError());
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SDL_free(wave.sound);
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quit(2);
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}
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SDL_ResumeAudioDevice(SDL_GetAudioStreamDevice(stream));
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}
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static int done = 0;
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#ifdef __EMSCRIPTEN__
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static void loop(void)
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{
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if (done) {
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emscripten_cancel_main_loop();
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} else {
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fillerup();
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}
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}
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#endif
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int main(int argc, char *argv[])
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int SDL_AppInit(int argc, char *argv[])
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{
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int i;
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char *filename = NULL;
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SDLTest_CommonState *state;
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/* this doesn't have to run very much, so give up tons of CPU time between iterations. */
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SDL_SetHint(SDL_HINT_MAIN_CALLBACK_RATE, "5");
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/* Initialize test framework */
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state = SDLTest_CommonCreateState(argv, 0);
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if (state == NULL) {
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if (!state) {
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return 1;
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}
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@ -129,22 +82,25 @@ int main(int argc, char *argv[])
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/* Load the SDL library */
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if (SDL_Init(SDL_INIT_AUDIO | SDL_INIT_EVENTS) < 0) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
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return 1;
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return -1;
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}
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filename = GetResourceFilename(filename, "sample.wav");
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if (filename == NULL) {
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if (!filename) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "%s\n", SDL_GetError());
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quit(1);
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return -1;
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}
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/* Load the wave file into memory */
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if (SDL_LoadWAV(filename, &wave.spec, &wave.sound, &wave.soundlen) == -1) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't load %s: %s\n", filename, SDL_GetError());
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quit(1);
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SDL_free(filename);
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return -1;
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}
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SDL_free(filename);
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/* Show the list of available drivers */
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SDL_Log("Available audio drivers:");
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for (i = 0; i < SDL_GetNumAudioDrivers(); ++i) {
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@ -153,30 +109,30 @@ int main(int argc, char *argv[])
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SDL_Log("Using audio driver: %s\n", SDL_GetCurrentAudioDriver());
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open_audio();
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#ifdef __EMSCRIPTEN__
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emscripten_set_main_loop(loop, 0, 1);
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#else
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while (!done) {
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SDL_Event event;
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while (SDL_PollEvent(&event) > 0) {
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if (event.type == SDL_EVENT_QUIT) {
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done = 1;
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}
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}
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fillerup();
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SDL_Delay(100);
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stream = SDL_OpenAudioDeviceStream(SDL_AUDIO_DEVICE_DEFAULT_OUTPUT, &wave.spec, NULL, NULL);
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if (!stream) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create audio stream: %s\n", SDL_GetError());
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return -1;
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}
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#endif
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SDL_ResumeAudioDevice(SDL_GetAudioStreamDevice(stream));
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/* Clean up on signal */
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close_audio();
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SDL_free(wave.sound);
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SDL_free(filename);
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SDL_Quit();
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SDLTest_CommonDestroyState(state);
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return 0;
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}
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int SDL_AppEvent(const SDL_Event *event)
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{
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return (event->type == SDL_EVENT_QUIT) ? 1 : 0;
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}
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int SDL_AppIterate(void)
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{
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return fillerup();
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}
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void SDL_AppQuit(void)
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{
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SDL_DestroyAudioStream(stream);
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SDL_free(wave.sound);
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SDLTest_CommonDestroyState(state);
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}
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