qi-hardware/imgv
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use argv[1] as filename

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Signed-off-by: Xiangfu Liu <xiangfu@sharism.cc>
This commit is contained in:
Xiangfu Liu 2010-05-30 23:41:14 +08:00
parent 6525c34980
commit 9858e27172
1 changed files with 11 additions and 4 deletions
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15
sdl-imageviewer.c
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@ -42,8 +42,8 @@ int main(int argc, char *argv[])
rightPressed, rightPressed,
upPressed, upPressed,
downPressed; downPressed;
char sFilename[255] = "\0", char * sFilename;
sVersion[] = "0.2.1"; char sVersion[] = "0.2.1";
double scale_x = 1.0, double scale_x = 1.0,
scale_y = 1.0, scale_y = 1.0,
scale = 1.0; scale = 1.0;
@ -54,10 +54,17 @@ int main(int argc, char *argv[])
// Process command line // Process command line
if (argc != 2) if (argc != 2)
{ {
fprintf (stderr, "\n imgv v%s. Syntax: imgv <image file>\n\n Hotkeys:\n 'f' fit to screen\n 'z' zoom at pixel level\n 'i' zoom in 'o' zoom out\n 'l' rotate left 'r' rotate right\n 'arrows' pan 'ESC' quit\n\n", sVersion); fprintf (stderr, "\n"
" imgv v%s. Syntax: imgv <image file>\n\n"
" Hotkeys:\n"
" 'f' fit to screen\n"
" 'z' zoom at pixel level\n"
" 'i' zoom in 'o' zoom out\n"
" 'l' rotate left 'r' rotate right\n"
" 'arrows' pan 'ESC' quit\n\n", sVersion);
exit (1); exit (1);
} }
strncpy (sFilename, argv[1], 254); sFilename = argv[1];
// Initialize the SDL library // Initialize the SDL library
if (SDL_Init(SDL_INIT_VIDEO) < 0) if (SDL_Init(SDL_INIT_VIDEO) < 0)