From 30f41c02aec763d32e62351452da9ef582bc3472 Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Fri, 6 Mar 2026 13:30:59 -0800 Subject: Move contrib libraries to contrib repo --- .../test/testaudiostreamdynamicresample.c | 441 --------------------- 1 file changed, 441 deletions(-) delete mode 100644 contrib/SDL-3.2.8/test/testaudiostreamdynamicresample.c (limited to 'contrib/SDL-3.2.8/test/testaudiostreamdynamicresample.c') diff --git a/contrib/SDL-3.2.8/test/testaudiostreamdynamicresample.c b/contrib/SDL-3.2.8/test/testaudiostreamdynamicresample.c deleted file mode 100644 index 9ee2c84..0000000 --- a/contrib/SDL-3.2.8/test/testaudiostreamdynamicresample.c +++ /dev/null @@ -1,441 +0,0 @@ -/* - Copyright (C) 1997-2025 Sam Lantinga - - 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 -#include -#include -#include "testutils.h" - -#ifdef SDL_PLATFORM_EMSCRIPTEN -#include -#endif - -#include - -#define SLIDER_WIDTH_PERC 500.f / 600.f -#define SLIDER_HEIGHT_PERC 70.f / 480.f - -static int done; -static SDLTest_CommonState *state; - -static SDL_AudioSpec spec; -static SDL_AudioStream *stream; -static Uint8 *audio_buf = NULL; -static Uint32 audio_len = 0; - -static bool auto_loop = true; -static bool auto_flush = false; - -static Uint64 last_get_callback = 0; -static int last_get_amount_additional = 0; -static int last_get_amount_total = 0; - -typedef struct Slider -{ - SDL_FRect area; - bool changed; - char fmtlabel[64]; - float pos; - int flags; - float min; - float mid; - float max; - float value; -} Slider; - -#define NUM_SLIDERS 3 -Slider sliders[NUM_SLIDERS]; -static int active_slider = -1; - -static void init_slider(int index, const char* fmtlabel, int flags, float value, float min, float max) -{ - Slider* slider = &sliders[index]; - - slider->area.x = state->window_w * (1.f - SLIDER_WIDTH_PERC) / 2; - slider->area.y = state->window_h * (0.2f + (index * SLIDER_HEIGHT_PERC * 1.4f)); - slider->area.w = SLIDER_WIDTH_PERC * state->window_w; - slider->area.h = SLIDER_HEIGHT_PERC * state->window_h; - slider->changed = true; - SDL_strlcpy(slider->fmtlabel, fmtlabel, SDL_arraysize(slider->fmtlabel)); - slider->flags = flags; - slider->min = min; - slider->max = max; - slider->value = value; - - if (slider->flags & 1) { - slider->pos = (value - slider->min + 0.5f) / (slider->max - slider->min + 1.0f); - } else { - slider->pos = 0.5f; - slider->mid = value; - } -} - -static float lerp(float v0, float v1, float t) -{ - return (1 - t) * v0 + t * v1; -} - -static void draw_text(SDL_Renderer* renderer, int x, int y, const char* text) -{ - SDL_SetRenderDrawColor(renderer, 0xFD, 0xF6, 0xE3, 0xFF); - SDLTest_DrawString(renderer, (float) x, (float) y, text); -} - -static void draw_textf(SDL_Renderer* renderer, int x, int y, const char* fmt, ...) -{ - char text[256]; - va_list ap; - - va_start(ap, fmt); - SDL_vsnprintf(text, SDL_arraysize(text), fmt, ap); - va_end(ap); - - draw_text(renderer, x, y, text); -} - -static void queue_audio(void) -{ - Uint8* new_data = NULL; - int new_len = 0; - bool result = true; - SDL_AudioSpec new_spec; - - SDL_zero(new_spec); - new_spec.format = spec.format; - new_spec.channels = (int) sliders[2].value; - new_spec.freq = (int) sliders[1].value; - - SDL_Log("Converting audio from %i to %i", spec.freq, new_spec.freq); - - /* You shouldn't actually use SDL_ConvertAudioSamples like this (just put the data straight into the stream and let it handle conversion) */ - result = result && SDL_ConvertAudioSamples(&spec, audio_buf, audio_len, &new_spec, &new_data, &new_len); - result = result && SDL_SetAudioStreamFormat(stream, &new_spec, NULL); - result = result && SDL_PutAudioStreamData(stream, new_data, new_len); - - if (auto_flush) { - result = result && SDL_FlushAudioStream(stream); - } - - SDL_free(new_data); - - if (result) { - SDL_Log("Queued audio"); - } else { - SDL_Log("Failed to queue audio: %s", SDL_GetError()); - } -} - -static void skip_audio(float amount) -{ - float speed; - SDL_AudioSpec dst_spec; - int num_bytes; - int result = 0; - void* buf = NULL; - - SDL_LockAudioStream(stream); - - speed = SDL_GetAudioStreamFrequencyRatio(stream); - SDL_GetAudioStreamFormat(stream, NULL, &dst_spec); - - SDL_SetAudioStreamFrequencyRatio(stream, 100.0f); - - num_bytes = (int)(SDL_AUDIO_FRAMESIZE(dst_spec) * dst_spec.freq * ((speed * amount) / 100.0f)); - buf = SDL_malloc(num_bytes); - - if (buf) { - result = SDL_GetAudioStreamData(stream, buf, num_bytes); - SDL_free(buf); - } - - SDL_SetAudioStreamFrequencyRatio(stream, speed); - - SDL_UnlockAudioStream(stream); - - if (result >= 0) { - SDL_Log("Skipped %.2f seconds", amount); - } else { - SDL_Log("Failed to skip: %s", SDL_GetError()); - } -} - -static const char *AudioChansToStr(const int channels) -{ - switch (channels) { - case 1: return "Mono"; - case 2: return "Stereo"; - case 3: return "2.1"; - case 4: return "Quad"; - case 5: return "4.1"; - case 6: return "5.1"; - case 7: return "6.1"; - case 8: return "7.1"; - default: break; - } - return "?"; -} - -static void scale_mouse_coords(SDL_FPoint *p) -{ - SDL_Window *window = SDL_GetMouseFocus(); - if (window) { - int w, p_w; - float scale; - SDL_GetWindowSize(window, &w, NULL); - SDL_GetWindowSizeInPixels(window, &p_w, NULL); - scale = (float)p_w / (float)w; - p->x *= scale; - p->y *= scale; - } -} - -static void loop(void) -{ - int i, j; - SDL_Event e; - SDL_FPoint p; - SDL_AudioSpec src_spec, dst_spec; - int queued_bytes = 0; - int available_bytes = 0; - float available_seconds = 0; - - while (SDL_PollEvent(&e)) { - SDLTest_CommonEvent(state, &e, &done); -#ifdef SDL_PLATFORM_EMSCRIPTEN - if (done) { - emscripten_cancel_main_loop(); - } -#endif - if (e.type == SDL_EVENT_KEY_DOWN) { - SDL_Keycode key = e.key.key; - if (key == SDLK_Q) { - if (SDL_AudioDevicePaused(state->audio_id)) { - SDL_ResumeAudioDevice(state->audio_id); - } else { - SDL_PauseAudioDevice(state->audio_id); - } - } else if (key == SDLK_W) { - auto_loop = !auto_loop; - } else if (key == SDLK_E) { - auto_flush = !auto_flush; - } else if (key == SDLK_A) { - SDL_ClearAudioStream(stream); - SDL_Log("Cleared audio stream"); - } else if (key == SDLK_S) { - queue_audio(); - } else if (key == SDLK_D) { - float amount = 1.0f; - amount *= (e.key.mod & SDL_KMOD_CTRL) ? 10.0f : 1.0f; - amount *= (e.key.mod & SDL_KMOD_SHIFT) ? 10.0f : 1.0f; - skip_audio(amount); - } - } - } - - if (SDL_GetMouseState(&p.x, &p.y) & SDL_BUTTON_LMASK) { - scale_mouse_coords(&p); - if (active_slider == -1) { - for (i = 0; i < NUM_SLIDERS; ++i) { - if (SDL_PointInRectFloat(&p, &sliders[i].area)) { - active_slider = i; - break; - } - } - } - } else { - active_slider = -1; - } - - if (active_slider != -1) { - Slider* slider = &sliders[active_slider]; - - float value = (p.x - slider->area.x) / slider->area.w; - value = SDL_clamp(value, 0.0f, 1.0f); - slider->pos = value; - - if (slider->flags & 1) { - value = slider->min + (value * (slider->max - slider->min + 1.0f)); - value = SDL_clamp(value, slider->min, slider->max); - } else { - value = (value * 2.0f) - 1.0f; - value = (value >= 0) - ? lerp(slider->mid, slider->max, value) - : lerp(slider->mid, slider->min, -value); - } - - if (value != slider->value) { - slider->value = value; - slider->changed = true; - } - } - - if (sliders[0].changed) { - sliders[0].changed = false; - SDL_SetAudioStreamFrequencyRatio(stream, sliders[0].value); - } - - if (SDL_GetAudioStreamFormat(stream, &src_spec, &dst_spec)) { - available_bytes = SDL_GetAudioStreamAvailable(stream); - available_seconds = (float)available_bytes / (float)(SDL_AUDIO_FRAMESIZE(dst_spec) * dst_spec.freq); - - /* keep it looping. */ - if (auto_loop && (available_seconds < 10.0f)) { - queue_audio(); - } - } - - queued_bytes = SDL_GetAudioStreamQueued(stream); - - for (i = 0; i < state->num_windows; i++) { - int draw_y = 0; - SDL_Renderer* rend = state->renderers[i]; - - SDL_SetRenderDrawColor(rend, 0x00, 0x2B, 0x36, 0xFF); - SDL_RenderClear(rend); - - for (j = 0; j < NUM_SLIDERS; ++j) { - Slider* slider = &sliders[j]; - SDL_FRect area; - - SDL_copyp(&area, &slider->area); - - SDL_SetRenderDrawColor(rend, 0x07, 0x36, 0x42, 0xFF); - SDL_RenderFillRect(rend, &area); - - area.w *= slider->pos; - - SDL_SetRenderDrawColor(rend, 0x58, 0x6E, 0x75, 0xFF); - SDL_RenderFillRect(rend, &area); - - draw_textf(rend, (int)slider->area.x, (int)slider->area.y, slider->fmtlabel, - (slider->flags & 2) ? ((float)(int)slider->value) : slider->value); - } - - draw_textf(rend, 0, draw_y, "%7s, Loop: %3s, Flush: %3s", - SDL_AudioDevicePaused(state->audio_id) ? "Paused" : "Playing", auto_loop ? "On" : "Off", auto_flush ? "On" : "Off"); - draw_y += FONT_LINE_HEIGHT; - - draw_textf(rend, 0, draw_y, "Available: %4.2f (%i bytes)", available_seconds, available_bytes); - draw_y += FONT_LINE_HEIGHT; - - draw_textf(rend, 0, draw_y, "Queued: %i bytes", queued_bytes); - draw_y += FONT_LINE_HEIGHT; - - SDL_LockAudioStream(stream); - - draw_textf(rend, 0, draw_y, "Get Callback: %i/%i bytes, %2i ms ago", - last_get_amount_additional, last_get_amount_total, (int)(SDL_GetTicks() - last_get_callback)); - draw_y += FONT_LINE_HEIGHT; - - SDL_UnlockAudioStream(stream); - - draw_y = state->window_h - FONT_LINE_HEIGHT * 3; - - draw_textf(rend, 0, draw_y, "Wav: %6s/%6s/%i", - SDL_GetAudioFormatName(spec.format), AudioChansToStr(spec.channels), spec.freq); - draw_y += FONT_LINE_HEIGHT; - - draw_textf(rend, 0, draw_y, "Src: %6s/%6s/%i", - SDL_GetAudioFormatName(src_spec.format), AudioChansToStr(src_spec.channels), src_spec.freq); - draw_y += FONT_LINE_HEIGHT; - - draw_textf(rend, 0, draw_y, "Dst: %6s/%6s/%i", - SDL_GetAudioFormatName(dst_spec.format), AudioChansToStr(dst_spec.channels), dst_spec.freq); - draw_y += FONT_LINE_HEIGHT; - - SDL_RenderPresent(rend); - } -} - -static void SDLCALL our_get_callback(void *userdata, SDL_AudioStream *strm, int additional_amount, int total_amount) -{ - last_get_callback = SDL_GetTicks(); - last_get_amount_additional = additional_amount; - last_get_amount_total = total_amount; -} - -int main(int argc, char *argv[]) -{ - char *filename = NULL; - int i; - - /* Initialize test framework */ - state = SDLTest_CommonCreateState(argv, SDL_INIT_AUDIO | SDL_INIT_VIDEO); - if (!state) { - return 1; - } - - /* Parse commandline */ - for (i = 1; i < argc;) { - int consumed; - - consumed = SDLTest_CommonArg(state, i); - if (!consumed) { - if (!filename) { - filename = argv[i]; - consumed = 1; - } - } - if (consumed <= 0) { - static const char *options[] = { "[sample.wav]", NULL }; - SDLTest_CommonLogUsage(state, argv[0], options); - exit(1); - } - - i += consumed; - } - - /* Load the SDL library */ - if (!SDLTest_CommonInit(state)) { - SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s", SDL_GetError()); - return 1; - } - - FONT_CHARACTER_SIZE = 16; - - filename = GetResourceFilename(filename, "sample.wav"); - if (!SDL_LoadWAV(filename, &spec, &audio_buf, &audio_len)) { - SDL_Log("Failed to load '%s': %s", filename, SDL_GetError()); - SDL_free(filename); - SDL_Quit(); - return 1; - } - - SDL_free(filename); - init_slider(0, "Speed: %3.2fx", 0x0, 1.0f, 0.2f, 5.0f); - init_slider(1, "Freq: %g", 0x2, (float)spec.freq, 4000.0f, 192000.0f); - init_slider(2, "Channels: %g", 0x3, (float)spec.channels, 1.0f, 8.0f); - - for (i = 0; i < state->num_windows; i++) { - SDL_SetWindowTitle(state->windows[i], "Resampler Test"); - } - - stream = SDL_CreateAudioStream(&spec, &spec); - SDL_SetAudioStreamGetCallback(stream, our_get_callback, NULL); - - SDL_BindAudioStream(state->audio_id, stream); - -#ifdef SDL_PLATFORM_EMSCRIPTEN - emscripten_set_main_loop(loop, 0, 1); -#else - while (!done) { - loop(); - } -#endif - - SDLTest_CleanupTextDrawing(); - SDL_DestroyAudioStream(stream); - SDL_free(audio_buf); - SDLTest_CommonQuit(state); - return 0; -} - -- cgit v1.2.3