test/testoverlay2.c
branchSDL-1.3
changeset 1662 782fd950bd46
parent 1642 f1211a4b7380
child 1668 4da1ee79c9af
--- a/test/testoverlay2.c	Sun May 21 17:27:13 2006 +0000
+++ b/test/testoverlay2.c	Sun May 28 13:04:16 2006 +0000
@@ -17,36 +17,120 @@
 #define MOOSEFRAME_SIZE (MOOSEPIC_W * MOOSEPIC_H)
 #define MOOSEFRAMES_COUNT 10
 
-SDL_Color MooseColors[84]={
-    { 49,  49,  49}, { 66,  24,   0}, { 66,  33,   0}, { 66,  66,  66},
-    { 66, 115,  49}, { 74,  33,   0}, { 74,  41,  16}, { 82,  33,   8},
-    { 82,  41,   8}, { 82,  49,  16}, { 82,  82,  82}, { 90,  41,   8},
-    { 90,  41,  16}, { 90,  57,  24}, { 99,  49,  16}, { 99,  66,  24},
-    { 99,  66,  33}, { 99,  74,  33}, {107,  57,  24}, {107,  82,  41},
-    {115,  57,  33}, {115,  66,  33}, {115,  66,  41}, {115,  74,   0},
-    {115,  90,  49}, {115, 115, 115}, {123,  82,   0}, {123,  99,  57},
-    {132,  66,  41}, {132,  74,  41}, {132,  90,   8}, {132,  99,  33},
-    {132,  99,  66}, {132, 107,  66}, {140,  74,  49}, {140,  99,  16},
-    {140, 107,  74}, {140, 115,  74}, {148, 107,  24}, {148, 115,  82},
-    {148, 123,  74}, {148, 123,  90}, {156, 115,  33}, {156, 115,  90},
-    {156, 123,  82}, {156, 132,  82}, {156, 132,  99}, {156, 156, 156},
-    {165, 123,  49}, {165, 123,  90}, {165, 132,  82}, {165, 132,  90},
-    {165, 132,  99}, {165, 140,  90}, {173, 132,  57}, {173, 132,  99},
-    {173, 140, 107}, {173, 140, 115}, {173, 148,  99}, {173, 173, 173},
-    {181, 140,  74}, {181, 148, 115}, {181, 148, 123}, {181, 156, 107},
-    {189, 148, 123}, {189, 156,  82}, {189, 156, 123}, {189, 156, 132},
-    {189, 189, 189}, {198, 156, 123}, {198, 165, 132}, {206, 165,  99},
-    {206, 165, 132}, {206, 173, 140}, {206, 206, 206}, {214, 173, 115},
-    {214, 173, 140}, {222, 181, 148}, {222, 189, 132}, {222, 189, 156},
-    {222, 222, 222}, {231, 198, 165}, {231, 231, 231}, {239, 206, 173}
+SDL_Color MooseColors[84] = {
+    {49, 49, 49}
+    , {66, 24, 0}
+    , {66, 33, 0}
+    , {66, 66, 66}
+    ,
+    {66, 115, 49}
+    , {74, 33, 0}
+    , {74, 41, 16}
+    , {82, 33, 8}
+    ,
+    {82, 41, 8}
+    , {82, 49, 16}
+    , {82, 82, 82}
+    , {90, 41, 8}
+    ,
+    {90, 41, 16}
+    , {90, 57, 24}
+    , {99, 49, 16}
+    , {99, 66, 24}
+    ,
+    {99, 66, 33}
+    , {99, 74, 33}
+    , {107, 57, 24}
+    , {107, 82, 41}
+    ,
+    {115, 57, 33}
+    , {115, 66, 33}
+    , {115, 66, 41}
+    , {115, 74, 0}
+    ,
+    {115, 90, 49}
+    , {115, 115, 115}
+    , {123, 82, 0}
+    , {123, 99, 57}
+    ,
+    {132, 66, 41}
+    , {132, 74, 41}
+    , {132, 90, 8}
+    , {132, 99, 33}
+    ,
+    {132, 99, 66}
+    , {132, 107, 66}
+    , {140, 74, 49}
+    , {140, 99, 16}
+    ,
+    {140, 107, 74}
+    , {140, 115, 74}
+    , {148, 107, 24}
+    , {148, 115, 82}
+    ,
+    {148, 123, 74}
+    , {148, 123, 90}
+    , {156, 115, 33}
+    , {156, 115, 90}
+    ,
+    {156, 123, 82}
+    , {156, 132, 82}
+    , {156, 132, 99}
+    , {156, 156, 156}
+    ,
+    {165, 123, 49}
+    , {165, 123, 90}
+    , {165, 132, 82}
+    , {165, 132, 90}
+    ,
+    {165, 132, 99}
+    , {165, 140, 90}
+    , {173, 132, 57}
+    , {173, 132, 99}
+    ,
+    {173, 140, 107}
+    , {173, 140, 115}
+    , {173, 148, 99}
+    , {173, 173, 173}
+    ,
+    {181, 140, 74}
+    , {181, 148, 115}
+    , {181, 148, 123}
+    , {181, 156, 107}
+    ,
+    {189, 148, 123}
+    , {189, 156, 82}
+    , {189, 156, 123}
+    , {189, 156, 132}
+    ,
+    {189, 189, 189}
+    , {198, 156, 123}
+    , {198, 165, 132}
+    , {206, 165, 99}
+    ,
+    {206, 165, 132}
+    , {206, 173, 140}
+    , {206, 206, 206}
+    , {214, 173, 115}
+    ,
+    {214, 173, 140}
+    , {222, 181, 148}
+    , {222, 189, 132}
+    , {222, 189, 156}
+    ,
+    {222, 222, 222}
+    , {231, 198, 165}
+    , {231, 231, 231}
+    , {239, 206, 173}
 };
 
 
 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
-static void quit(int rc)
+static void
+quit (int rc)
 {
-	SDL_Quit();
-	exit(rc);
+    SDL_Quit ();
+    exit (rc);
 }
 
 /* All RGB2YUV conversion code and some other parts of code has been taken from testoverlay.c */
@@ -55,12 +139,12 @@
          only as examples.
 */
 
-void RGBtoYUV(Uint8 *rgb, int *yuv, int monochrome, int luminance)
+void
+RGBtoYUV (Uint8 * rgb, int *yuv, int monochrome, int luminance)
 {
-    if (monochrome)
-    {
-#if 1 /* these are the two formulas that I found on the FourCC site... */
-        yuv[0] = 0.299*rgb[0] + 0.587*rgb[1] + 0.114*rgb[2];
+    if (monochrome) {
+#if 1                           /* these are the two formulas that I found on the FourCC site... */
+        yuv[0] = 0.299 * rgb[0] + 0.587 * rgb[1] + 0.114 * rgb[2];
         yuv[1] = 128;
         yuv[2] = 128;
 #else
@@ -68,13 +152,11 @@
         yuv[1] = 128;
         yuv[2] = 128;
 #endif
-    }
-    else
-    {
-#if 1 /* these are the two formulas that I found on the FourCC site... */
-        yuv[0] = 0.299*rgb[0] + 0.587*rgb[1] + 0.114*rgb[2];
-        yuv[1] = (rgb[2]-yuv[0])*0.565 + 128;
-        yuv[2] = (rgb[0]-yuv[0])*0.713 + 128;
+    } else {
+#if 1                           /* these are the two formulas that I found on the FourCC site... */
+        yuv[0] = 0.299 * rgb[0] + 0.587 * rgb[1] + 0.114 * rgb[2];
+        yuv[1] = (rgb[2] - yuv[0]) * 0.565 + 128;
+        yuv[2] = (rgb[0] - yuv[0]) * 0.713 + 128;
 #else
         yuv[0] = (0.257 * rgb[0]) + (0.504 * rgb[1]) + (0.098 * rgb[2]) + 16;
         yuv[1] = 128 - (0.148 * rgb[0]) - (0.291 * rgb[1]) + (0.439 * rgb[2]);
@@ -82,519 +164,486 @@
 #endif
     }
 
-    if (luminance!=100)
-    {
-        yuv[0]=yuv[0]*luminance/100;
-        if (yuv[0]>255)
-            yuv[0]=255;
+    if (luminance != 100) {
+        yuv[0] = yuv[0] * luminance / 100;
+        if (yuv[0] > 255)
+            yuv[0] = 255;
     }
 }
 
-void ConvertRGBtoYV12(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance)
+void
+ConvertRGBtoYV12 (SDL_Surface * s, SDL_Overlay * o, int monochrome,
+                  int luminance)
 {
-	int x,y;
-	int yuv[3];
-	Uint8 *p,*op[3];
+    int x, y;
+    int yuv[3];
+    Uint8 *p, *op[3];
 
-	SDL_LockSurface(s);
-	SDL_LockYUVOverlay(o);
+    SDL_LockSurface (s);
+    SDL_LockYUVOverlay (o);
 
-	/* Convert */
-	for(y=0; y<s->h && y<o->h; y++)
-	{
-		p=((Uint8 *) s->pixels)+s->pitch*y;
-		op[0]=o->pixels[0]+o->pitches[0]*y;
-		op[1]=o->pixels[1]+o->pitches[1]*(y/2);
-		op[2]=o->pixels[2]+o->pitches[2]*(y/2);
-		for(x=0; x<s->w && x<o->w; x++)
-		{
-			RGBtoYUV(p, yuv, monochrome, luminance);
-			*(op[0]++)=yuv[0];
-			if(x%2==0 && y%2==0)
-			{
-				*(op[1]++)=yuv[2];
-				*(op[2]++)=yuv[1];
-			}
-			p+=s->format->BytesPerPixel;
-		}
-	}
+    /* Convert */
+    for (y = 0; y < s->h && y < o->h; y++) {
+        p = ((Uint8 *) s->pixels) + s->pitch * y;
+        op[0] = o->pixels[0] + o->pitches[0] * y;
+        op[1] = o->pixels[1] + o->pitches[1] * (y / 2);
+        op[2] = o->pixels[2] + o->pitches[2] * (y / 2);
+        for (x = 0; x < s->w && x < o->w; x++) {
+            RGBtoYUV (p, yuv, monochrome, luminance);
+            *(op[0]++) = yuv[0];
+            if (x % 2 == 0 && y % 2 == 0) {
+                *(op[1]++) = yuv[2];
+                *(op[2]++) = yuv[1];
+            }
+            p += s->format->BytesPerPixel;
+        }
+    }
 
-	SDL_UnlockYUVOverlay(o);
-	SDL_UnlockSurface(s);
+    SDL_UnlockYUVOverlay (o);
+    SDL_UnlockSurface (s);
 }
 
-void ConvertRGBtoIYUV(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance)
+void
+ConvertRGBtoIYUV (SDL_Surface * s, SDL_Overlay * o, int monochrome,
+                  int luminance)
 {
-	int x,y;
-	int yuv[3];
-	Uint8 *p,*op[3];
+    int x, y;
+    int yuv[3];
+    Uint8 *p, *op[3];
 
-	SDL_LockSurface(s);
-	SDL_LockYUVOverlay(o);
+    SDL_LockSurface (s);
+    SDL_LockYUVOverlay (o);
 
-	/* Convert */
-	for(y=0; y<s->h && y<o->h; y++)
-	{
-		p=((Uint8 *) s->pixels)+s->pitch*y;
-		op[0]=o->pixels[0]+o->pitches[0]*y;
-		op[1]=o->pixels[1]+o->pitches[1]*(y/2);
-		op[2]=o->pixels[2]+o->pitches[2]*(y/2);
-		for(x=0; x<s->w && x<o->w; x++)
-		{
-			RGBtoYUV(p,yuv, monochrome, luminance);
-			*(op[0]++)=yuv[0];
-			if(x%2==0 && y%2==0)
-			{
-				*(op[1]++)=yuv[1];
-				*(op[2]++)=yuv[2];
-			}
-			p+=s->format->BytesPerPixel;
-		}
-	}
+    /* Convert */
+    for (y = 0; y < s->h && y < o->h; y++) {
+        p = ((Uint8 *) s->pixels) + s->pitch * y;
+        op[0] = o->pixels[0] + o->pitches[0] * y;
+        op[1] = o->pixels[1] + o->pitches[1] * (y / 2);
+        op[2] = o->pixels[2] + o->pitches[2] * (y / 2);
+        for (x = 0; x < s->w && x < o->w; x++) {
+            RGBtoYUV (p, yuv, monochrome, luminance);
+            *(op[0]++) = yuv[0];
+            if (x % 2 == 0 && y % 2 == 0) {
+                *(op[1]++) = yuv[1];
+                *(op[2]++) = yuv[2];
+            }
+            p += s->format->BytesPerPixel;
+        }
+    }
 
-	SDL_UnlockYUVOverlay(o);
-	SDL_UnlockSurface(s);
+    SDL_UnlockYUVOverlay (o);
+    SDL_UnlockSurface (s);
 }
 
-void ConvertRGBtoUYVY(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance)
+void
+ConvertRGBtoUYVY (SDL_Surface * s, SDL_Overlay * o, int monochrome,
+                  int luminance)
 {
-	int x,y;
-	int yuv[3];
-	Uint8 *p,*op;
+    int x, y;
+    int yuv[3];
+    Uint8 *p, *op;
 
-	SDL_LockSurface(s);
-	SDL_LockYUVOverlay(o);
+    SDL_LockSurface (s);
+    SDL_LockYUVOverlay (o);
 
-	for(y=0; y<s->h && y<o->h; y++)
-	{
-		p=((Uint8 *) s->pixels)+s->pitch*y;
-		op=o->pixels[0]+o->pitches[0]*y;
-		for(x=0; x<s->w && x<o->w; x++)
-		{
-			RGBtoYUV(p, yuv, monochrome, luminance);
-			if(x%2==0)
-			{
-				*(op++)=yuv[1];
-				*(op++)=yuv[0];
-				*(op++)=yuv[2];
-			}
-			else
-				*(op++)=yuv[0];
+    for (y = 0; y < s->h && y < o->h; y++) {
+        p = ((Uint8 *) s->pixels) + s->pitch * y;
+        op = o->pixels[0] + o->pitches[0] * y;
+        for (x = 0; x < s->w && x < o->w; x++) {
+            RGBtoYUV (p, yuv, monochrome, luminance);
+            if (x % 2 == 0) {
+                *(op++) = yuv[1];
+                *(op++) = yuv[0];
+                *(op++) = yuv[2];
+            } else
+                *(op++) = yuv[0];
 
-			p+=s->format->BytesPerPixel;
-		}
-	}
+            p += s->format->BytesPerPixel;
+        }
+    }
 
-	SDL_UnlockYUVOverlay(o);
-	SDL_UnlockSurface(s);
+    SDL_UnlockYUVOverlay (o);
+    SDL_UnlockSurface (s);
 }
 
-void ConvertRGBtoYVYU(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance)
+void
+ConvertRGBtoYVYU (SDL_Surface * s, SDL_Overlay * o, int monochrome,
+                  int luminance)
 {
-	int x,y;
-	int yuv[3];
-	Uint8 *p,*op;
+    int x, y;
+    int yuv[3];
+    Uint8 *p, *op;
 
-	SDL_LockSurface(s);
-	SDL_LockYUVOverlay(o);
+    SDL_LockSurface (s);
+    SDL_LockYUVOverlay (o);
 
-	for(y=0; y<s->h && y<o->h; y++)
-	{
-		p=((Uint8 *) s->pixels)+s->pitch*y;
-		op=o->pixels[0]+o->pitches[0]*y;
-		for(x=0; x<s->w && x<o->w; x++)
-		{
-			RGBtoYUV(p,yuv, monochrome, luminance);
-			if(x%2==0)
-			{
-				*(op++)=yuv[0];
-				*(op++)=yuv[2];
-				op[1]=yuv[1];
-			}
-			else
-			{
-				*op=yuv[0];
-				op+=2;
-			}
+    for (y = 0; y < s->h && y < o->h; y++) {
+        p = ((Uint8 *) s->pixels) + s->pitch * y;
+        op = o->pixels[0] + o->pitches[0] * y;
+        for (x = 0; x < s->w && x < o->w; x++) {
+            RGBtoYUV (p, yuv, monochrome, luminance);
+            if (x % 2 == 0) {
+                *(op++) = yuv[0];
+                *(op++) = yuv[2];
+                op[1] = yuv[1];
+            } else {
+                *op = yuv[0];
+                op += 2;
+            }
 
-			p+=s->format->BytesPerPixel;
-		}
-	}
+            p += s->format->BytesPerPixel;
+        }
+    }
 
-	SDL_UnlockYUVOverlay(o);
-	SDL_UnlockSurface(s);
+    SDL_UnlockYUVOverlay (o);
+    SDL_UnlockSurface (s);
 }
 
-void ConvertRGBtoYUY2(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance)
+void
+ConvertRGBtoYUY2 (SDL_Surface * s, SDL_Overlay * o, int monochrome,
+                  int luminance)
 {
-	int x,y;
-	int yuv[3];
-	Uint8 *p,*op;
+    int x, y;
+    int yuv[3];
+    Uint8 *p, *op;
+
+    SDL_LockSurface (s);
+    SDL_LockYUVOverlay (o);
 
-	SDL_LockSurface(s);
-	SDL_LockYUVOverlay(o);
-        
-	for(y=0; y<s->h && y<o->h; y++)
-	{
-		p=((Uint8 *) s->pixels)+s->pitch*y;
-		op=o->pixels[0]+o->pitches[0]*y;
-		for(x=0; x<s->w && x<o->w; x++)
-		{
-			RGBtoYUV(p,yuv, monochrome, luminance);
-			if(x%2==0)
-			{
-				*(op++)=yuv[0];
-				*(op++)=yuv[1];
-				op[1]=yuv[2];
-			}
-			else
-			{
-				*op=yuv[0];
-				op+=2;
-			}
+    for (y = 0; y < s->h && y < o->h; y++) {
+        p = ((Uint8 *) s->pixels) + s->pitch * y;
+        op = o->pixels[0] + o->pitches[0] * y;
+        for (x = 0; x < s->w && x < o->w; x++) {
+            RGBtoYUV (p, yuv, monochrome, luminance);
+            if (x % 2 == 0) {
+                *(op++) = yuv[0];
+                *(op++) = yuv[1];
+                op[1] = yuv[2];
+            } else {
+                *op = yuv[0];
+                op += 2;
+            }
 
-			p+=s->format->BytesPerPixel;
-		}
-	}
+            p += s->format->BytesPerPixel;
+        }
+    }
 
-	SDL_UnlockYUVOverlay(o);
-	SDL_UnlockSurface(s);
+    SDL_UnlockYUVOverlay (o);
+    SDL_UnlockSurface (s);
 }
 
-static void PrintUsage(char *argv0)
+static void
+PrintUsage (char *argv0)
 {
-    fprintf(stderr, "Usage: %s [arg] [arg] [arg] ...\n", argv0);
-    fprintf(stderr, "\n");
-    fprintf(stderr, "Where 'arg' is any of the following options:\n");
-    fprintf(stderr, "\n");
-    fprintf(stderr, "	-fps <frames per second>\n");
-    fprintf(stderr, "	-format <fmt> (one of the: YV12, IYUV, YUY2, UYVY, YVYU)\n");
-    fprintf(stderr, "	-scale <scale factor> (initial scale of the overlay)\n");
-    fprintf(stderr, "	-help (shows this help)\n");
-    fprintf(stderr, "\n");
-    fprintf(stderr, "Press ESC to exit, or SPACE to freeze the movie while application running.\n");
-    fprintf(stderr, "\n");
+    fprintf (stderr, "Usage: %s [arg] [arg] [arg] ...\n", argv0);
+    fprintf (stderr, "\n");
+    fprintf (stderr, "Where 'arg' is any of the following options:\n");
+    fprintf (stderr, "\n");
+    fprintf (stderr, "	-fps <frames per second>\n");
+    fprintf (stderr,
+             "	-format <fmt> (one of the: YV12, IYUV, YUY2, UYVY, YVYU)\n");
+    fprintf (stderr,
+             "	-scale <scale factor> (initial scale of the overlay)\n");
+    fprintf (stderr, "	-help (shows this help)\n");
+    fprintf (stderr, "\n");
+    fprintf (stderr,
+             "Press ESC to exit, or SPACE to freeze the movie while application running.\n");
+    fprintf (stderr, "\n");
 }
 
-int main(int argc, char **argv)
+int
+main (int argc, char **argv)
 {
-    Uint8* RawMooseData;
-    SDL_RWops* handle;
-    SDL_Surface* screen;
-    SDL_Surface* MooseFrame[MOOSEFRAMES_COUNT];
-    SDL_Overlay* overlay;
+    Uint8 *RawMooseData;
+    SDL_RWops *handle;
+    SDL_Surface *screen;
+    SDL_Surface *MooseFrame[MOOSEFRAMES_COUNT];
+    SDL_Overlay *overlay;
     SDL_Rect overlayrect;
     SDL_Event event;
     Uint32 lastftick;
-    int paused=0;
-    int resized=0;
+    int paused = 0;
+    int resized = 0;
     int i;
-    int fps=12;
+    int fps = 12;
     int fpsdelay;
-    int overlay_format=SDL_YUY2_OVERLAY;
-    int scale=5;
+    int overlay_format = SDL_YUY2_OVERLAY;
+    int scale = 5;
 
-    if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE) < 0)
-    {
-        fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
+    if (SDL_Init (SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE) < 0) {
+        fprintf (stderr, "Couldn't initialize SDL: %s\n", SDL_GetError ());
         return 3;
     }
 
-    while ( argc > 1 )
-    {
-        if (strcmp(argv[1], "-fps")== 0)
-        {
-            if (argv[2])
-            {
-                fps = atoi(argv[2]);
-                if (fps==0)
-                {
-                    fprintf(stderr, "The -fps option requires an argument [from 1 to 1000], default is 12.\n");
-                    quit(10);
+    while (argc > 1) {
+        if (strcmp (argv[1], "-fps") == 0) {
+            if (argv[2]) {
+                fps = atoi (argv[2]);
+                if (fps == 0) {
+                    fprintf (stderr,
+                             "The -fps option requires an argument [from 1 to 1000], default is 12.\n");
+                    quit (10);
                 }
-                if ((fps<0) || (fps>1000))
-                {
-                    fprintf(stderr, "The -fps option must be in range from 1 to 1000, default is 12.\n");
-                    quit(10);
+                if ((fps < 0) || (fps > 1000)) {
+                    fprintf (stderr,
+                             "The -fps option must be in range from 1 to 1000, default is 12.\n");
+                    quit (10);
                 }
                 argv += 2;
                 argc -= 2;
-            }
-            else
-            {
-                fprintf(stderr, "The -fps option requires an argument [from 1 to 1000], default is 12.\n");
-                quit(10);
+            } else {
+                fprintf (stderr,
+                         "The -fps option requires an argument [from 1 to 1000], default is 12.\n");
+                quit (10);
             }
-        } else
-        if (strcmp(argv[1], "-format") == 0)
-        {
-            if (argv[2])
-            {
-                if (!strcmp(argv[2],"YV12"))
+        } else if (strcmp (argv[1], "-format") == 0) {
+            if (argv[2]) {
+                if (!strcmp (argv[2], "YV12"))
                     overlay_format = SDL_YV12_OVERLAY;
-                else if(!strcmp(argv[2],"IYUV"))
+                else if (!strcmp (argv[2], "IYUV"))
                     overlay_format = SDL_IYUV_OVERLAY;
-                else if(!strcmp(argv[2],"YUY2"))
+                else if (!strcmp (argv[2], "YUY2"))
                     overlay_format = SDL_YUY2_OVERLAY;
-                else if(!strcmp(argv[2],"UYVY"))
+                else if (!strcmp (argv[2], "UYVY"))
                     overlay_format = SDL_UYVY_OVERLAY;
-                else if(!strcmp(argv[2],"YVYU"))
+                else if (!strcmp (argv[2], "YVYU"))
                     overlay_format = SDL_YVYU_OVERLAY;
-                else
-                {
-                    fprintf(stderr, "The -format option %s is not recognized, see help for info.\n", argv[2]);
-                    quit(10);
+                else {
+                    fprintf (stderr,
+                             "The -format option %s is not recognized, see help for info.\n",
+                             argv[2]);
+                    quit (10);
                 }
                 argv += 2;
                 argc -= 2;
-            }
-            else
-            {
-                fprintf(stderr, "The -format option requires an argument, default is YUY2.\n");
-                quit(10);
+            } else {
+                fprintf (stderr,
+                         "The -format option requires an argument, default is YUY2.\n");
+                quit (10);
             }
-        } else
-        if (strcmp(argv[1], "-scale") == 0)
-        {
-            if (argv[2])
-            {
-                scale = atoi(argv[2]);
-                if (scale==0)
-                {
-                    fprintf(stderr, "The -scale option requires an argument [from 1 to 50], default is 5.\n");
-                    quit(10);
+        } else if (strcmp (argv[1], "-scale") == 0) {
+            if (argv[2]) {
+                scale = atoi (argv[2]);
+                if (scale == 0) {
+                    fprintf (stderr,
+                             "The -scale option requires an argument [from 1 to 50], default is 5.\n");
+                    quit (10);
                 }
-                if ((scale<0) || (scale>50))
-                {
-                    fprintf(stderr, "The -scale option must be in range from 1 to 50, default is 5.\n");
-                    quit(10);
+                if ((scale < 0) || (scale > 50)) {
+                    fprintf (stderr,
+                             "The -scale option must be in range from 1 to 50, default is 5.\n");
+                    quit (10);
                 }
                 argv += 2;
                 argc -= 2;
-            }
-            else
-            {
-                fprintf(stderr, "The -fps option requires an argument [from 1 to 1000], default is 12.\n");
-                quit(10);
+            } else {
+                fprintf (stderr,
+                         "The -fps option requires an argument [from 1 to 1000], default is 12.\n");
+                quit (10);
             }
-        } else
-        if ((strcmp(argv[1], "-help") == 0 ) || (strcmp(argv[1], "-h") == 0))
-        {
-            PrintUsage(argv[0]);
-            quit(0);
-        } else
-        {
-            fprintf(stderr, "Unrecognized option: %s.\n", argv[1]);
-            quit(10);
+        } else if ((strcmp (argv[1], "-help") == 0)
+                   || (strcmp (argv[1], "-h") == 0)) {
+            PrintUsage (argv[0]);
+            quit (0);
+        } else {
+            fprintf (stderr, "Unrecognized option: %s.\n", argv[1]);
+            quit (10);
         }
         break;
     }
-   
-    RawMooseData=(Uint8*)malloc(MOOSEFRAME_SIZE * MOOSEFRAMES_COUNT);
-    if (RawMooseData==NULL)
-    {
-        fprintf(stderr, "Can't allocate memory for movie !\n");
-        free(RawMooseData);
-        quit(1);
+
+    RawMooseData = (Uint8 *) malloc (MOOSEFRAME_SIZE * MOOSEFRAMES_COUNT);
+    if (RawMooseData == NULL) {
+        fprintf (stderr, "Can't allocate memory for movie !\n");
+        free (RawMooseData);
+        quit (1);
     }
 
     /* load the trojan moose images */
-    handle=SDL_RWFromFile("moose.dat", "rb");
-    if (handle==NULL)
-    {
-        fprintf(stderr, "Can't find the file moose.dat !\n");
-        free(RawMooseData);
-        quit(2);
+    handle = SDL_RWFromFile ("moose.dat", "rb");
+    if (handle == NULL) {
+        fprintf (stderr, "Can't find the file moose.dat !\n");
+        free (RawMooseData);
+        quit (2);
     }
-   
-    SDL_RWread(handle, RawMooseData, MOOSEFRAME_SIZE, MOOSEFRAMES_COUNT);
 
-    SDL_RWclose(handle);
+    SDL_RWread (handle, RawMooseData, MOOSEFRAME_SIZE, MOOSEFRAMES_COUNT);
+
+    SDL_RWclose (handle);
 
     /* Set video mode */
-    if ( (screen=SDL_SetVideoMode(MOOSEPIC_W*scale, MOOSEPIC_H*scale, 0, SDL_RESIZABLE | SDL_SWSURFACE)) == NULL )
-    {
-        fprintf(stderr, "Couldn't set video mode: %s\n", SDL_GetError());
-        free(RawMooseData);
-        quit(4);
+    if ((screen =
+         SDL_SetVideoMode (MOOSEPIC_W * scale, MOOSEPIC_H * scale, 0,
+                           SDL_RESIZABLE | SDL_SWSURFACE)) == NULL) {
+        fprintf (stderr, "Couldn't set video mode: %s\n", SDL_GetError ());
+        free (RawMooseData);
+        quit (4);
     }
 
     /* Set the window manager title bar */
-    SDL_WM_SetCaption("SDL test overlay: running moose", "testoverlay2");
+    SDL_WM_SetCaption ("SDL test overlay: running moose", "testoverlay2");
 
-    for (i=0; i<MOOSEFRAMES_COUNT; i++)
-    {
-        MooseFrame[i]=SDL_CreateRGBSurfaceFrom(RawMooseData+i*MOOSEFRAME_SIZE, MOOSEPIC_W,
-                                               MOOSEPIC_H, 8, MOOSEPIC_W, 0, 0, 0, 0);
-        if (MooseFrame[i]==NULL)
-        {
-            fprintf(stderr, "Couldn't create SDL_Surfaces:%s\n", SDL_GetError());
-            free(RawMooseData);
-            quit(5);
+    for (i = 0; i < MOOSEFRAMES_COUNT; i++) {
+        MooseFrame[i] =
+            SDL_CreateRGBSurfaceFrom (RawMooseData + i * MOOSEFRAME_SIZE,
+                                      MOOSEPIC_W, MOOSEPIC_H, 8, MOOSEPIC_W,
+                                      0, 0, 0, 0);
+        if (MooseFrame[i] == NULL) {
+            fprintf (stderr, "Couldn't create SDL_Surfaces:%s\n",
+                     SDL_GetError ());
+            free (RawMooseData);
+            quit (5);
         }
-        SDL_SetColors(MooseFrame[i], MooseColors, 0, 84);
+        SDL_SetColors (MooseFrame[i], MooseColors, 0, 84);
 
-	{
-		SDL_Surface *newsurf;
-		SDL_PixelFormat format;
+        {
+            SDL_Surface *newsurf;
+            SDL_PixelFormat format;
 
-		format.palette=NULL;
-		format.BitsPerPixel=32;
-		format.BytesPerPixel=4;
+            format.palette = NULL;
+            format.BitsPerPixel = 32;
+            format.BytesPerPixel = 4;
 #if SDL_BYTEORDER == SDL_LIL_ENDIAN
-		format.Rshift=0;
-		format.Gshift=8;
-		format.Bshift=16;
+            format.Rshift = 0;
+            format.Gshift = 8;
+            format.Bshift = 16;
 #else
-		format.Rshift=24;
-		format.Gshift=16;
-		format.Bshift=8;
+            format.Rshift = 24;
+            format.Gshift = 16;
+            format.Bshift = 8;
 #endif
-		format.Ashift=0;
-		format.Rmask=0xff<<format.Rshift;
-		format.Gmask=0xff<<format.Gshift;
-		format.Bmask=0xff<<format.Bshift;
-		format.Amask=0;
-		format.Rloss=0;
-		format.Gloss=0;
-		format.Bloss=0;
-		format.Aloss=8;
-		format.colorkey=0;
-		format.alpha=0;
+            format.Ashift = 0;
+            format.Rmask = 0xff << format.Rshift;
+            format.Gmask = 0xff << format.Gshift;
+            format.Bmask = 0xff << format.Bshift;
+            format.Amask = 0;
+            format.Rloss = 0;
+            format.Gloss = 0;
+            format.Bloss = 0;
+            format.Aloss = 8;
+            format.colorkey = 0;
+            format.alpha = 0;
 
-		newsurf=SDL_ConvertSurface(MooseFrame[i], &format, SDL_SWSURFACE);
-		if(!newsurf)
-		{
-                    fprintf(stderr, "Couldn't convert picture to 32bits RGB: %s\n", SDL_GetError());
-                    quit(6);
-		}
-		SDL_FreeSurface(MooseFrame[i]);
-		MooseFrame[i]=newsurf;
-	}
-    }
-
-    free(RawMooseData);
-
-    overlay=SDL_CreateYUVOverlay(MOOSEPIC_W, MOOSEPIC_H, overlay_format, screen);
-    if (!overlay)
-    {
-        fprintf(stderr, "Couldn't create overlay: %s\n", SDL_GetError());
-        quit(7);
+            newsurf =
+                SDL_ConvertSurface (MooseFrame[i], &format, SDL_SWSURFACE);
+            if (!newsurf) {
+                fprintf (stderr,
+                         "Couldn't convert picture to 32bits RGB: %s\n",
+                         SDL_GetError ());
+                quit (6);
+            }
+            SDL_FreeSurface (MooseFrame[i]);
+            MooseFrame[i] = newsurf;
+        }
     }
 
-    printf("Created %dx%dx%d %s %s overlay\n",overlay->w,overlay->h,overlay->planes,
-           overlay->hw_overlay?"hardware":"software",
-           overlay->format==SDL_YV12_OVERLAY?"YV12":
-           overlay->format==SDL_IYUV_OVERLAY?"IYUV":
-           overlay->format==SDL_YUY2_OVERLAY?"YUY2":
-           overlay->format==SDL_UYVY_OVERLAY?"UYVY":
-           overlay->format==SDL_YVYU_OVERLAY?"YVYU":
-           "Unknown");
+    free (RawMooseData);
 
-    for(i=0; i<overlay->planes; i++)
-    {
-        printf("  plane %d: pitch=%d\n", i, overlay->pitches[i]);
+    overlay =
+        SDL_CreateYUVOverlay (MOOSEPIC_W, MOOSEPIC_H, overlay_format, screen);
+    if (!overlay) {
+        fprintf (stderr, "Couldn't create overlay: %s\n", SDL_GetError ());
+        quit (7);
     }
 
-    overlayrect.x=0;
-    overlayrect.y=0;
-    overlayrect.w=MOOSEPIC_W*scale;
-    overlayrect.h=MOOSEPIC_H*scale;
+    printf ("Created %dx%dx%d %s %s overlay\n", overlay->w, overlay->h,
+            overlay->planes, overlay->hw_overlay ? "hardware" : "software",
+            overlay->format == SDL_YV12_OVERLAY ? "YV12" : overlay->format ==
+            SDL_IYUV_OVERLAY ? "IYUV" : overlay->format ==
+            SDL_YUY2_OVERLAY ? "YUY2" : overlay->format ==
+            SDL_UYVY_OVERLAY ? "UYVY" : overlay->format ==
+            SDL_YVYU_OVERLAY ? "YVYU" : "Unknown");
+
+    for (i = 0; i < overlay->planes; i++) {
+        printf ("  plane %d: pitch=%d\n", i, overlay->pitches[i]);
+    }
+
+    overlayrect.x = 0;
+    overlayrect.y = 0;
+    overlayrect.w = MOOSEPIC_W * scale;
+    overlayrect.h = MOOSEPIC_H * scale;
 
     /* set the start frame */
-    i=0;
-    fpsdelay=1000/fps;
+    i = 0;
+    fpsdelay = 1000 / fps;
 
     /* Ignore key up events, they don't even get filtered */
-    SDL_EventState(SDL_KEYUP, SDL_IGNORE);
+    SDL_EventState (SDL_KEYUP, SDL_IGNORE);
 
-    lastftick=SDL_GetTicks();
+    lastftick = SDL_GetTicks ();
 
     /* Loop, waiting for QUIT or RESIZE */
-    while (1)
-    {
-        if (SDL_PollEvent(&event))
-        {
-            switch (event.type)
-            {
-                case SDL_VIDEORESIZE:
-                     screen=SDL_SetVideoMode(event.resize.w, event.resize.h, 0, SDL_RESIZABLE | SDL_SWSURFACE);
-                     overlayrect.w=event.resize.w;
-                     overlayrect.h=event.resize.h;
-                     if (paused)
-                     {
-                         resized=1;
-                     }
-                     break;
-                case SDL_MOUSEBUTTONDOWN:
-                     overlayrect.x = event.button.x - overlayrect.w/2;
-                     overlayrect.y = event.button.y - overlayrect.h/2;
-                     break;
-                case SDL_KEYDOWN:
-                     if (event.key.keysym.sym == SDLK_SPACE)
-                     {
-                         paused=!paused;
-                         break;
-                     }
-                     if (event.key.keysym.sym != SDLK_ESCAPE)
-                     {
-                         break;
-                     }
-                case SDL_QUIT:
-                     SDL_FreeYUVOverlay(overlay);
-                     for (i=0; i<MOOSEFRAMES_COUNT; i++)
-                     {
-                         SDL_FreeSurface(MooseFrame[i]);
-                     }
-                     quit(0);
+    while (1) {
+        if (SDL_PollEvent (&event)) {
+            switch (event.type) {
+            case SDL_VIDEORESIZE:
+                screen =
+                    SDL_SetVideoMode (event.resize.w, event.resize.h, 0,
+                                      SDL_RESIZABLE | SDL_SWSURFACE);
+                overlayrect.w = event.resize.w;
+                overlayrect.h = event.resize.h;
+                if (paused) {
+                    resized = 1;
+                }
+                break;
+            case SDL_MOUSEBUTTONDOWN:
+                overlayrect.x = event.button.x - overlayrect.w / 2;
+                overlayrect.y = event.button.y - overlayrect.h / 2;
+                break;
+            case SDL_KEYDOWN:
+                if (event.key.keysym.sym == SDLK_SPACE) {
+                    paused = !paused;
+                    break;
+                }
+                if (event.key.keysym.sym != SDLK_ESCAPE) {
+                    break;
+                }
+            case SDL_QUIT:
+                SDL_FreeYUVOverlay (overlay);
+                for (i = 0; i < MOOSEFRAMES_COUNT; i++) {
+                    SDL_FreeSurface (MooseFrame[i]);
+                }
+                quit (0);
             }
         }
 
-        if ((!paused)||(resized))
-        {
-            if (((SDL_GetTicks()-lastftick)>fpsdelay)||(resized))
-            {
-                lastftick=SDL_GetTicks();
+        if ((!paused) || (resized)) {
+            if (((SDL_GetTicks () - lastftick) > fpsdelay) || (resized)) {
+                lastftick = SDL_GetTicks ();
 
-                switch (overlay_format)
-                {
-                    case SDL_YUY2_OVERLAY:
-                         ConvertRGBtoYUY2(MooseFrame[i], overlay, 0, 100);
-                         break;
-                    case SDL_YV12_OVERLAY:
-                         ConvertRGBtoYV12(MooseFrame[i], overlay, 0, 100);
-                         break;
-                    case SDL_UYVY_OVERLAY:
-                         ConvertRGBtoUYVY(MooseFrame[i], overlay, 0, 100);
-                         break;
-                    case SDL_YVYU_OVERLAY:
-                         ConvertRGBtoYVYU(MooseFrame[i], overlay, 0, 100);
-                         break;
-                    case SDL_IYUV_OVERLAY:
-                         ConvertRGBtoIYUV(MooseFrame[i], overlay, 0, 100);
-                         break;
+                switch (overlay_format) {
+                case SDL_YUY2_OVERLAY:
+                    ConvertRGBtoYUY2 (MooseFrame[i], overlay, 0, 100);
+                    break;
+                case SDL_YV12_OVERLAY:
+                    ConvertRGBtoYV12 (MooseFrame[i], overlay, 0, 100);
+                    break;
+                case SDL_UYVY_OVERLAY:
+                    ConvertRGBtoUYVY (MooseFrame[i], overlay, 0, 100);
+                    break;
+                case SDL_YVYU_OVERLAY:
+                    ConvertRGBtoYVYU (MooseFrame[i], overlay, 0, 100);
+                    break;
+                case SDL_IYUV_OVERLAY:
+                    ConvertRGBtoIYUV (MooseFrame[i], overlay, 0, 100);
+                    break;
                 }
 
-                SDL_DisplayYUVOverlay(overlay, &overlayrect);
-                if (!resized)
-                {
+                SDL_DisplayYUVOverlay (overlay, &overlayrect);
+                if (!resized) {
                     i++;
-                    if (i==10)
-                    {
-                        i=0;
+                    if (i == 10) {
+                        i = 0;
                     }
-                }
-                else
-                {
-                    resized=0;
+                } else {
+                    resized = 0;
                 }
             }
         }
         /* kind of timeslice to OS */
-        SDL_Delay(1);
+        SDL_Delay (1);
     }
 
-	SDL_Quit();
+    SDL_Quit ();
     return 0;
 }
-