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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <SDL.h>
#include <SDL_framerate.h>
#include "osc_graphics.h"
#include "osc_server.h"
#include "layer.h"
#include "layer_box.h"
#include "layer_image.h"
#include "layer_video.h"
/*
* Default values
*/
#define DEFAULT_SCREEN_WIDTH 640 /* pixels */
#define DEFAULT_SCREEN_HEIGHT 480 /* pixels */
#define DEFAULT_SCREEN_BPP 32 /* bits */
#define DEFAULT_SDL_FLAGS (SDL_HWSURFACE | SDL_DOUBLEBUF)
#define DEFAULT_SHOW_CURSOR SDL_ENABLE
#define DEFAULT_FRAMERATE 20 /* Hz */
#define DEFAULT_PORT "7770" /* port number/service/UNIX socket */
#define BOOL2STR(X) \
((X) ? "on" : "off")
/*
* Declarations
*/
SDL_Surface *screen;
OSCServer osc_server;
LayerList layers;
int config_dump_osc = 0;
static inline void
sdl_process_events(void)
{
SDL_Event event;
while (SDL_PollEvent(&event)) {
switch (event.type) {
case SDL_KEYDOWN:
switch (event.key.keysym.sym) {
case SDLK_F11:
if (!SDL_WM_ToggleFullScreen(screen)) {
SDL_ERROR("SDL_WM_ToggleFullScreen");
exit(EXIT_FAILURE);
}
break;
case SDLK_F10:
SDL_ShowCursor(!SDL_ShowCursor(SDL_QUERY));
break;
case SDLK_F9:
config_dump_osc ^= 1;
break;
case SDLK_ESCAPE:
exit(EXIT_SUCCESS);
default:
break;
}
break;
case SDL_QUIT:
exit(EXIT_SUCCESS);
default:
break;
}
}
}
static void
print_help(void)
{
printf("osc-server [-h] [-p <port>] [-f] [-c] "
"[-W <width>] [-H <height>] "
"[-B <bpp>] [-F <framerate>]\n"
"Options:\n"
"\t-h Show this help\n"
"\t-p <port> Listen on port <port> (default: %s)\n"
"\t-f Toggle fullscreen (default: %s)\n"
"\t-c Toggle cursor displaying (default: %s)\n"
"\t-W <width> Set screen width (default: %d)\n"
"\t-H <height> Set screen height (default: %d)\n"
"\t-B <bpp> Set screen Bits per Pixel (default: %d)\n"
"\t-F <framerate> Set framerate in Hz (default: %d)\n",
DEFAULT_PORT,
BOOL2STR(DEFAULT_SDL_FLAGS & SDL_FULLSCREEN),
BOOL2STR(DEFAULT_SHOW_CURSOR),
DEFAULT_SCREEN_WIDTH, DEFAULT_SCREEN_HEIGHT,
DEFAULT_SCREEN_BPP,
DEFAULT_FRAMERATE);
}
static inline void
parse_options(int argc, char **argv,
const char *&port, Uint32 &flags, int &show_cursor,
int &width, int &height, int &bpp, int &framerate)
{
for (int i = 1; i < argc; i++) {
if (strlen(argv[i]) != 2 || argv[i][0] != '-')
goto error;
switch (argv[i][1]) {
case 'h':
print_help();
exit(EXIT_SUCCESS);
case 'p':
if (++i == argc)
goto error;
port = argv[i];
break;
case 'f':
flags ^= SDL_FULLSCREEN;
break;
case 'c':
show_cursor = !show_cursor;
break;
case 'W':
if (++i == argc)
goto error;
width = atoi(argv[i]);
break;
case 'H':
if (++i == argc)
goto error;
height = atoi(argv[i]);
break;
case 'B':
if (++i == argc)
goto error;
bpp = atoi(argv[i]);
break;
case 'F':
if (++i == argc)
goto error;
framerate = atoi(argv[i]);
break;
default:
goto error;
}
}
return;
error:
print_help();
exit(EXIT_FAILURE);
}
#define REGISTER_LAYER(CLASS) \
osc_server.register_layer(CLASS::ctor_info.name, \
CLASS::ctor_info.types, \
CLASS::ctor_osc)
int
main(int argc, char **argv)
{
FPSmanager fpsm;
const char *port = DEFAULT_PORT;
Uint32 sdl_flags = DEFAULT_SDL_FLAGS;
int show_cursor = DEFAULT_SHOW_CURSOR;
int width = DEFAULT_SCREEN_WIDTH;
int height = DEFAULT_SCREEN_HEIGHT;
int bpp = DEFAULT_SCREEN_BPP;
int framerate = DEFAULT_FRAMERATE;
parse_options(argc, argv,
port, sdl_flags, show_cursor,
width, height, bpp, framerate);
#ifdef __WIN32__
/* disable SDL's stdio redirect */
freopen("CON", "w", stdout);
freopen("CON", "w", stderr);
#endif
if (SDL_Init(SDL_INIT_VIDEO)) {
SDL_ERROR("SDL_Init");
return EXIT_FAILURE;
}
atexit(SDL_Quit);
SDL_WM_SetCaption("OSC Graphics", NULL);
screen = SDL_SetVideoMode(width, height, bpp, sdl_flags);
if (screen == NULL) {
SDL_ERROR("SDL_SetVideoMode");
return EXIT_FAILURE;
}
#if DEFAULT_SDL_FLAGS & SDL_HWSURFACE
if (!(screen->flags & SDL_HWSURFACE))
fprintf(stderr, "Warning: Hardware surfaces not available!\n");
#endif
SDL_ShowCursor(show_cursor);
osc_server.open(port);
REGISTER_LAYER(LayerImage);
REGISTER_LAYER(LayerVideo);
REGISTER_LAYER(LayerBox);
osc_server.start();
SDL_initFramerate(&fpsm);
SDL_setFramerate(&fpsm, framerate);
for (;;) {
sdl_process_events();
layers.render(screen);
SDL_Flip(screen);
SDL_framerateDelay(&fpsm);
}
/* never reached */
return EXIT_FAILURE;
}
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