419 lines
13 KiB
C
419 lines
13 KiB
C
/*
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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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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely.
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*/
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/********************************************************************************
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* *
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* Test of the overlay used for moved pictures, test more closed to real life. *
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* Running trojan moose :) Coded by Mike Gorchak. *
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* *
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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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#include "SDL.h"
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#include "testyuv_cvt.h"
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#include "testutils.h"
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#define MOOSEPIC_W 64
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#define MOOSEPIC_H 88
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#define MOOSEFRAME_SIZE (MOOSEPIC_W * MOOSEPIC_H)
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#define MOOSEFRAMES_COUNT 10
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/* *INDENT-OFF* */ /* clang-format off */
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SDL_Color MooseColors[84] = {
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{49, 49, 49, SDL_ALPHA_OPAQUE}
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, {66, 24, 0, SDL_ALPHA_OPAQUE}
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, {66, 33, 0, SDL_ALPHA_OPAQUE}
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, {66, 66, 66, SDL_ALPHA_OPAQUE}
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,
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{66, 115, 49, SDL_ALPHA_OPAQUE}
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, {74, 33, 0, SDL_ALPHA_OPAQUE}
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, {74, 41, 16, SDL_ALPHA_OPAQUE}
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, {82, 33, 8, SDL_ALPHA_OPAQUE}
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,
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{82, 41, 8, SDL_ALPHA_OPAQUE}
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, {82, 49, 16, SDL_ALPHA_OPAQUE}
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, {82, 82, 82, SDL_ALPHA_OPAQUE}
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, {90, 41, 8, SDL_ALPHA_OPAQUE}
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,
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{90, 41, 16, SDL_ALPHA_OPAQUE}
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, {90, 57, 24, SDL_ALPHA_OPAQUE}
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, {99, 49, 16, SDL_ALPHA_OPAQUE}
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, {99, 66, 24, SDL_ALPHA_OPAQUE}
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,
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{99, 66, 33, SDL_ALPHA_OPAQUE}
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, {99, 74, 33, SDL_ALPHA_OPAQUE}
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, {107, 57, 24, SDL_ALPHA_OPAQUE}
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, {107, 82, 41, SDL_ALPHA_OPAQUE}
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,
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{115, 57, 33, SDL_ALPHA_OPAQUE}
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, {115, 66, 33, SDL_ALPHA_OPAQUE}
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, {115, 66, 41, SDL_ALPHA_OPAQUE}
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, {115, 74, 0, SDL_ALPHA_OPAQUE}
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,
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{115, 90, 49, SDL_ALPHA_OPAQUE}
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, {115, 115, 115, SDL_ALPHA_OPAQUE}
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, {123, 82, 0, SDL_ALPHA_OPAQUE}
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, {123, 99, 57, SDL_ALPHA_OPAQUE}
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,
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{132, 66, 41, SDL_ALPHA_OPAQUE}
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, {132, 74, 41, SDL_ALPHA_OPAQUE}
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, {132, 90, 8, SDL_ALPHA_OPAQUE}
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, {132, 99, 33, SDL_ALPHA_OPAQUE}
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,
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{132, 99, 66, SDL_ALPHA_OPAQUE}
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, {132, 107, 66, SDL_ALPHA_OPAQUE}
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, {140, 74, 49, SDL_ALPHA_OPAQUE}
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, {140, 99, 16, SDL_ALPHA_OPAQUE}
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,
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{140, 107, 74, SDL_ALPHA_OPAQUE}
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, {140, 115, 74, SDL_ALPHA_OPAQUE}
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, {148, 107, 24, SDL_ALPHA_OPAQUE}
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, {148, 115, 82, SDL_ALPHA_OPAQUE}
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,
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{148, 123, 74, SDL_ALPHA_OPAQUE}
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, {148, 123, 90, SDL_ALPHA_OPAQUE}
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, {156, 115, 33, SDL_ALPHA_OPAQUE}
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, {156, 115, 90, SDL_ALPHA_OPAQUE}
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,
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{156, 123, 82, SDL_ALPHA_OPAQUE}
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, {156, 132, 82, SDL_ALPHA_OPAQUE}
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, {156, 132, 99, SDL_ALPHA_OPAQUE}
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, {156, 156, 156, SDL_ALPHA_OPAQUE}
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,
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{165, 123, 49, SDL_ALPHA_OPAQUE}
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, {165, 123, 90, SDL_ALPHA_OPAQUE}
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, {165, 132, 82, SDL_ALPHA_OPAQUE}
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, {165, 132, 90, SDL_ALPHA_OPAQUE}
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,
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{165, 132, 99, SDL_ALPHA_OPAQUE}
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, {165, 140, 90, SDL_ALPHA_OPAQUE}
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, {173, 132, 57, SDL_ALPHA_OPAQUE}
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, {173, 132, 99, SDL_ALPHA_OPAQUE}
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,
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{173, 140, 107, SDL_ALPHA_OPAQUE}
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, {173, 140, 115, SDL_ALPHA_OPAQUE}
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, {173, 148, 99, SDL_ALPHA_OPAQUE}
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, {173, 173, 173, SDL_ALPHA_OPAQUE}
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,
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{181, 140, 74, SDL_ALPHA_OPAQUE}
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, {181, 148, 115, SDL_ALPHA_OPAQUE}
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, {181, 148, 123, SDL_ALPHA_OPAQUE}
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, {181, 156, 107, SDL_ALPHA_OPAQUE}
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,
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{189, 148, 123, SDL_ALPHA_OPAQUE}
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, {189, 156, 82, SDL_ALPHA_OPAQUE}
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, {189, 156, 123, SDL_ALPHA_OPAQUE}
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, {189, 156, 132, SDL_ALPHA_OPAQUE}
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,
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{189, 189, 189, SDL_ALPHA_OPAQUE}
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, {198, 156, 123, SDL_ALPHA_OPAQUE}
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, {198, 165, 132, SDL_ALPHA_OPAQUE}
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, {206, 165, 99, SDL_ALPHA_OPAQUE}
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,
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{206, 165, 132, SDL_ALPHA_OPAQUE}
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, {206, 173, 140, SDL_ALPHA_OPAQUE}
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, {206, 206, 206, SDL_ALPHA_OPAQUE}
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, {214, 173, 115, SDL_ALPHA_OPAQUE}
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,
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{214, 173, 140, SDL_ALPHA_OPAQUE}
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, {222, 181, 148, SDL_ALPHA_OPAQUE}
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, {222, 189, 132, SDL_ALPHA_OPAQUE}
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, {222, 189, 156, SDL_ALPHA_OPAQUE}
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,
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{222, 222, 222, SDL_ALPHA_OPAQUE}
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, {231, 198, 165, SDL_ALPHA_OPAQUE}
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, {231, 231, 231, SDL_ALPHA_OPAQUE}
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, {239, 206, 173, SDL_ALPHA_OPAQUE}
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};
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/* *INDENT-ON* */ /* clang-format on */
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Uint8 MooseFrame[MOOSEFRAMES_COUNT][MOOSEFRAME_SIZE * 2];
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SDL_Texture *MooseTexture;
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SDL_Rect displayrect;
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int window_w;
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int window_h;
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SDL_Renderer *renderer;
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int paused = 0;
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int i;
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SDL_bool done = SDL_FALSE;
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static int fpsdelay;
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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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exit(rc);
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}
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static void
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PrintUsage(char *argv0)
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{
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SDL_Log("Usage: %s [arg] [arg] [arg] ...\n", argv0);
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SDL_Log("\n");
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SDL_Log("Where 'arg' is any of the following options:\n");
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SDL_Log("\n");
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SDL_Log(" -fps <frames per second>\n");
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SDL_Log(" -nodelay\n");
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SDL_Log(" -format <fmt> (one of the: YV12, IYUV, YUY2, UYVY, YVYU)\n");
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SDL_Log(" -scale <scale factor> (initial scale of the overlay)\n");
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SDL_Log(" -help (shows this help)\n");
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SDL_Log("\n");
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SDL_Log("Press ESC to exit, or SPACE to freeze the movie while application running.\n");
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SDL_Log("\n");
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}
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void loop()
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{
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SDL_Event event;
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while (SDL_PollEvent(&event)) {
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switch (event.type) {
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case SDL_WINDOWEVENT:
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if (event.window.event == SDL_WINDOWEVENT_RESIZED) {
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SDL_RenderSetViewport(renderer, NULL);
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displayrect.w = window_w = event.window.data1;
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displayrect.h = window_h = event.window.data2;
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}
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break;
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case SDL_MOUSEBUTTONDOWN:
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displayrect.x = event.button.x - window_w / 2;
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displayrect.y = event.button.y - window_h / 2;
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break;
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case SDL_MOUSEMOTION:
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if (event.motion.state) {
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displayrect.x = event.motion.x - window_w / 2;
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displayrect.y = event.motion.y - window_h / 2;
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}
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break;
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case SDL_KEYDOWN:
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if (event.key.keysym.sym == SDLK_SPACE) {
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paused = !paused;
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break;
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}
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if (event.key.keysym.sym != SDLK_ESCAPE) {
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break;
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}
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SDL_FALLTHROUGH;
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case SDL_QUIT:
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done = SDL_TRUE;
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break;
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}
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}
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#ifndef __EMSCRIPTEN__
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SDL_Delay(fpsdelay);
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#endif
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if (!paused) {
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i = (i + 1) % MOOSEFRAMES_COUNT;
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SDL_UpdateTexture(MooseTexture, NULL, MooseFrame[i], MOOSEPIC_W);
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}
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SDL_RenderClear(renderer);
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SDL_RenderCopy(renderer, MooseTexture, NULL, &displayrect);
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SDL_RenderPresent(renderer);
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#ifdef __EMSCRIPTEN__
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if (done) {
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emscripten_cancel_main_loop();
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}
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#endif
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}
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int main(int argc, char **argv)
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{
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Uint8 *RawMooseData;
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SDL_RWops *handle;
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SDL_Window *window;
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int j;
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int fps = 12;
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int nodelay = 0;
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int scale = 5;
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char *filename = NULL;
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/* Enable standard application logging */
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SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
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if (SDL_Init(SDL_INIT_VIDEO) < 0) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
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return 3;
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}
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while (argc > 1) {
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if (SDL_strcmp(argv[1], "-fps") == 0) {
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if (argv[2]) {
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fps = SDL_atoi(argv[2]);
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if (fps == 0) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
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"The -fps option requires an argument [from 1 to 1000], default is 12.\n");
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quit(10);
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}
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if ((fps < 0) || (fps > 1000)) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
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"The -fps option must be in range from 1 to 1000, default is 12.\n");
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quit(10);
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}
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argv += 2;
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argc -= 2;
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} else {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
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"The -fps option requires an argument [from 1 to 1000], default is 12.\n");
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quit(10);
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}
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} else if (SDL_strcmp(argv[1], "-nodelay") == 0) {
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nodelay = 1;
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argv += 1;
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argc -= 1;
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} else if (SDL_strcmp(argv[1], "-scale") == 0) {
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if (argv[2]) {
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scale = SDL_atoi(argv[2]);
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if (scale == 0) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
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"The -scale option requires an argument [from 1 to 50], default is 5.\n");
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quit(10);
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}
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if ((scale < 0) || (scale > 50)) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
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"The -scale option must be in range from 1 to 50, default is 5.\n");
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quit(10);
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}
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argv += 2;
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argc -= 2;
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} else {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
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"The -fps option requires an argument [from 1 to 1000], default is 12.\n");
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quit(10);
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}
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} else if ((SDL_strcmp(argv[1], "-help") == 0) || (SDL_strcmp(argv[1], "-h") == 0)) {
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PrintUsage(argv[0]);
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quit(0);
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} else {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Unrecognized option: %s.\n", argv[1]);
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quit(10);
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}
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break;
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}
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RawMooseData = (Uint8 *)SDL_malloc(MOOSEFRAME_SIZE * MOOSEFRAMES_COUNT);
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if (!RawMooseData) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Can't allocate memory for movie !\n");
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quit(1);
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}
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/* load the trojan moose images */
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filename = GetResourceFilename(NULL, "moose.dat");
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if (!filename) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Out of memory\n");
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SDL_free(RawMooseData);
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return -1;
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}
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handle = SDL_RWFromFile(filename, "rb");
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SDL_free(filename);
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if (!handle) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Can't find the file moose.dat !\n");
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SDL_free(RawMooseData);
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quit(2);
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}
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SDL_RWread(handle, RawMooseData, MOOSEFRAME_SIZE, MOOSEFRAMES_COUNT);
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SDL_RWclose(handle);
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/* Create the window and renderer */
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window_w = MOOSEPIC_W * scale;
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window_h = MOOSEPIC_H * scale;
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window = SDL_CreateWindow("Happy Moose",
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SDL_WINDOWPOS_UNDEFINED,
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SDL_WINDOWPOS_UNDEFINED,
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window_w, window_h,
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SDL_WINDOW_RESIZABLE);
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if (!window) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create window: %s\n", SDL_GetError());
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SDL_free(RawMooseData);
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quit(4);
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}
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renderer = SDL_CreateRenderer(window, -1, 0);
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if (!renderer) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create renderer: %s\n", SDL_GetError());
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SDL_free(RawMooseData);
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quit(4);
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}
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MooseTexture = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_YV12, SDL_TEXTUREACCESS_STREAMING, MOOSEPIC_W, MOOSEPIC_H);
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if (!MooseTexture) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create texture: %s\n", SDL_GetError());
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SDL_free(RawMooseData);
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quit(5);
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}
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/* Uncomment this to check vertex color with a YUV texture */
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/* SDL_SetTextureColorMod(MooseTexture, 0xff, 0x80, 0x80); */
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for (i = 0; i < MOOSEFRAMES_COUNT; i++) {
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Uint8 MooseFrameRGB[MOOSEFRAME_SIZE * 3];
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Uint8 *rgb;
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Uint8 *frame;
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rgb = MooseFrameRGB;
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frame = RawMooseData + i * MOOSEFRAME_SIZE;
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for (j = 0; j < MOOSEFRAME_SIZE; ++j) {
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rgb[0] = MooseColors[frame[j]].r;
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rgb[1] = MooseColors[frame[j]].g;
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rgb[2] = MooseColors[frame[j]].b;
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rgb += 3;
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}
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ConvertRGBtoYUV(SDL_PIXELFORMAT_YV12, MooseFrameRGB, MOOSEPIC_W * 3, MooseFrame[i], MOOSEPIC_W, MOOSEPIC_H,
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SDL_GetYUVConversionModeForResolution(MOOSEPIC_W, MOOSEPIC_H),
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0, 100);
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}
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SDL_free(RawMooseData);
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/* set the start frame */
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i = 0;
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if (nodelay) {
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fpsdelay = 0;
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} else {
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fpsdelay = 1000 / fps;
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}
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displayrect.x = 0;
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displayrect.y = 0;
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displayrect.w = window_w;
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displayrect.h = window_h;
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/* Ignore key up events, they don't even get filtered */
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SDL_EventState(SDL_KEYUP, SDL_IGNORE);
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/* Loop, waiting for QUIT or RESIZE */
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#ifdef __EMSCRIPTEN__
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emscripten_set_main_loop(loop, nodelay ? 0 : fps, 1);
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#else
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while (!done) {
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loop();
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}
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#endif
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SDL_DestroyRenderer(renderer);
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quit(0);
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return 0;
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}
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/* vi: set ts=4 sw=4 expandtab: */
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