From 7a778ee4b7ec09a1f5b2185c9cceee3910dfbdf2 Mon Sep 17 00:00:00 2001
From: Thomas Vander Stichele <thomas@apestaart.org>
Date: Sun, 14 Mar 2004 22:34:33 +0000
Subject: gst-indent

Original commit message from CVS:
gst-indent
---
 ext/tarkin/yuv.c | 308 ++++++++++++++++++++++++++++---------------------------
 1 file changed, 157 insertions(+), 151 deletions(-)

(limited to 'ext/tarkin/yuv.c')

diff --git a/ext/tarkin/yuv.c b/ext/tarkin/yuv.c
index 32c563f4..d781a3c8 100644
--- a/ext/tarkin/yuv.c
+++ b/ext/tarkin/yuv.c
@@ -8,221 +8,227 @@
 /*#define TARKIN_YUV_LXY*/
 
 
-static inline 
-uint8_t CLAMP(int16_t x)
+static inline uint8_t
+CLAMP (int16_t x)
 {
-   return  ((x > 255) ? 255 : (x < 0) ? 0 : x);
+  return ((x > 255) ? 255 : (x < 0) ? 0 : x);
 }
 
 
 
-void rgb24_to_yuv (uint8_t *rgb, Wavelet3DBuf *yuv [], uint32_t frame)
+void
+rgb24_to_yuv (uint8_t * rgb, Wavelet3DBuf * yuv[], uint32_t frame)
 {
-   int count = yuv[0]->width * yuv[0]->height;
-   int16_t *y = yuv[0]->data + frame * count;
-   int16_t *u = yuv[1]->data + frame * count;
-   int16_t *v = yuv[2]->data + frame * count;
-   int i;
+  int count = yuv[0]->width * yuv[0]->height;
+  int16_t *y = yuv[0]->data + frame * count;
+  int16_t *u = yuv[1]->data + frame * count;
+  int16_t *v = yuv[2]->data + frame * count;
+  int i;
 
 
 #if defined(TARKIN_YUV_EXACT)
-   for (i=0; i<count; i++, rgb+=3) {
-      y [i] = ((int16_t)  77 * rgb [0] + 150 * rgb [1] +  29 * rgb [2]) / 256;
-      u [i] = ((int16_t) -44 * rgb [0] -  87 * rgb [1] + 131 * rgb [2]) / 256;
-      v [i] = ((int16_t) 131 * rgb [0] - 110 * rgb [1] -  21 * rgb [2]) / 256;
-   }
+  for (i = 0; i < count; i++, rgb += 3) {
+    y[i] = ((int16_t) 77 * rgb[0] + 150 * rgb[1] + 29 * rgb[2]) / 256;
+    u[i] = ((int16_t) - 44 * rgb[0] - 87 * rgb[1] + 131 * rgb[2]) / 256;
+    v[i] = ((int16_t) 131 * rgb[0] - 110 * rgb[1] - 21 * rgb[2]) / 256;
+  }
 #elif defined(TARKIN_YUV_LXY)
-   for (i=0; i<count; i++, rgb+=3) {
-      y [i] = ((int16_t)  54 * rgb [0] + 182 * rgb [1] +  18 * rgb [2]) / 256;
-      u [i] = rgb [0] - y [i];
-      v [i] = rgb [2] - y [i];
-   }
+  for (i = 0; i < count; i++, rgb += 3) {
+    y[i] = ((int16_t) 54 * rgb[0] + 182 * rgb[1] + 18 * rgb[2]) / 256;
+    u[i] = rgb[0] - y[i];
+    v[i] = rgb[2] - y[i];
+  }
 #else
-   for (i=0; i<count; i++, rgb+=3) {
-      v [i] = rgb [0] - rgb [1];
-      u [i] = rgb [2] - rgb [1];
-      y [i] = rgb [1] + (u [i] + v [i]) / 4;
-   }
+  for (i = 0; i < count; i++, rgb += 3) {
+    v[i] = rgb[0] - rgb[1];
+    u[i] = rgb[2] - rgb[1];
+    y[i] = rgb[1] + (u[i] + v[i]) / 4;
+  }
 #endif
 }
 
 
-void yuv_to_rgb24 (Wavelet3DBuf *yuv [], uint8_t *rgb, uint32_t frame)
+void
+yuv_to_rgb24 (Wavelet3DBuf * yuv[], uint8_t * rgb, uint32_t frame)
 {
-   int count = yuv[0]->width * yuv[0]->height;
-   int16_t *y = yuv[0]->data + frame * count;
-   int16_t *u = yuv[1]->data + frame * count;
-   int16_t *v = yuv[2]->data + frame * count;
-   int i;
+  int count = yuv[0]->width * yuv[0]->height;
+  int16_t *y = yuv[0]->data + frame * count;
+  int16_t *u = yuv[1]->data + frame * count;
+  int16_t *v = yuv[2]->data + frame * count;
+  int i;
 
 #if defined(TARKIN_YUV_EXACT)
-   for (i=0; i<count; i++, rgb+=3) {
-      rgb [0] = CLAMP(y [i] + 1.371 * v [i]);
-      rgb [1] = CLAMP(y [i] - 0.698 * v [i] - 0.336 * u [i]);
-      rgb [2] = CLAMP(y [i] + 1.732 * u [i]);
-   }
+  for (i = 0; i < count; i++, rgb += 3) {
+    rgb[0] = CLAMP (y[i] + 1.371 * v[i]);
+    rgb[1] = CLAMP (y[i] - 0.698 * v[i] - 0.336 * u[i]);
+    rgb[2] = CLAMP (y[i] + 1.732 * u[i]);
+  }
 #elif defined(TARKIN_YUV_LXY)
-   for (i=0; i<count; i++, rgb+=3) {
-      rgb [1] = CLAMP(y [i] - (76 * u [i] - 26 * v [i]) / 256);
-      rgb [0] = CLAMP(y [i] + u [i]);
-      rgb [2] = CLAMP(y [i] + v [i]);
-   }
+  for (i = 0; i < count; i++, rgb += 3) {
+    rgb[1] = CLAMP (y[i] - (76 * u[i] - 26 * v[i]) / 256);
+    rgb[0] = CLAMP (y[i] + u[i]);
+    rgb[2] = CLAMP (y[i] + v[i]);
+  }
 #else
-   for (i=0; i<count; i++, rgb+=3) {
-      rgb [1] = CLAMP(y [i] - (u [i] + v [i]) / 4);
-      rgb [2] = CLAMP(u [i] + rgb [1]);
-      rgb [0] = CLAMP(v [i] + rgb [1]);
-   }
+  for (i = 0; i < count; i++, rgb += 3) {
+    rgb[1] = CLAMP (y[i] - (u[i] + v[i]) / 4);
+    rgb[2] = CLAMP (u[i] + rgb[1]);
+    rgb[0] = CLAMP (v[i] + rgb[1]);
+  }
 #endif
 }
 
 
-void rgb32_to_yuv (uint8_t *rgb, Wavelet3DBuf *yuv [], uint32_t frame)
+void
+rgb32_to_yuv (uint8_t * rgb, Wavelet3DBuf * yuv[], uint32_t frame)
 {
-   int count = yuv[0]->width * yuv[0]->height;
-   int16_t *y = yuv[0]->data + frame * count;
-   int16_t *u = yuv[1]->data + frame * count;
-   int16_t *v = yuv[2]->data + frame * count;
-   int i;
+  int count = yuv[0]->width * yuv[0]->height;
+  int16_t *y = yuv[0]->data + frame * count;
+  int16_t *u = yuv[1]->data + frame * count;
+  int16_t *v = yuv[2]->data + frame * count;
+  int i;
 
 #if defined(TARKIN_YUV_EXACT)
-   for (i=0; i<count; i++, rgb+=4) {
-      y [i] = ((int16_t)  77 * rgb [0] + 150 * rgb [1] +  29 * rgb [2]) / 256;
-      u [i] = ((int16_t) -44 * rgb [0] -  87 * rgb [1] + 131 * rgb [2]) / 256;
-      v [i] = ((int16_t) 131 * rgb [0] - 110 * rgb [1] -  21 * rgb [2]) / 256;
-   }
+  for (i = 0; i < count; i++, rgb += 4) {
+    y[i] = ((int16_t) 77 * rgb[0] + 150 * rgb[1] + 29 * rgb[2]) / 256;
+    u[i] = ((int16_t) - 44 * rgb[0] - 87 * rgb[1] + 131 * rgb[2]) / 256;
+    v[i] = ((int16_t) 131 * rgb[0] - 110 * rgb[1] - 21 * rgb[2]) / 256;
+  }
 #elif defined(TARKIN_YUV_LXY)
-   for (i=0; i<count; i++, rgb+=4) {
-      y [i] = ((int16_t)  54 * rgb [0] + 182 * rgb [1] +  18 * rgb [2]) / 256;
-      u [i] = rgb [0] - y [i];
-      v [i] = rgb [2] - y [i];
-   }
+  for (i = 0; i < count; i++, rgb += 4) {
+    y[i] = ((int16_t) 54 * rgb[0] + 182 * rgb[1] + 18 * rgb[2]) / 256;
+    u[i] = rgb[0] - y[i];
+    v[i] = rgb[2] - y[i];
+  }
 #else
-   for (i=0; i<count; i++, rgb+=4) {
-      v [i] = rgb [0] - rgb [1];
-      u [i] = rgb [2] - rgb [1];
-      y [i] = rgb [1] + (u [i] + v [i]) / 4;
-   }
+  for (i = 0; i < count; i++, rgb += 4) {
+    v[i] = rgb[0] - rgb[1];
+    u[i] = rgb[2] - rgb[1];
+    y[i] = rgb[1] + (u[i] + v[i]) / 4;
+  }
 #endif
 }
 
 
-void yuv_to_rgb32 (Wavelet3DBuf *yuv [], uint8_t *rgb, uint32_t frame)
+void
+yuv_to_rgb32 (Wavelet3DBuf * yuv[], uint8_t * rgb, uint32_t frame)
 {
-   int count = yuv[0]->width * yuv[0]->height;
-   int16_t *y = yuv[0]->data + frame * count;
-   int16_t *u = yuv[1]->data + frame * count;
-   int16_t *v = yuv[2]->data + frame * count;
-   int i;
+  int count = yuv[0]->width * yuv[0]->height;
+  int16_t *y = yuv[0]->data + frame * count;
+  int16_t *u = yuv[1]->data + frame * count;
+  int16_t *v = yuv[2]->data + frame * count;
+  int i;
 
 #if defined(TARKIN_YUV_EXACT)
-   for (i=0; i<count; i++, rgb+=4) {
-      rgb [0] = CLAMP(y [i] + 1.371 * v [i]);
-      rgb [1] = CLAMP(y [i] - 0.698 * v [i] - 0.336 * u [i]);
-      rgb [2] = CLAMP(y [i] + 1.732 * u [i]);
-   }
+  for (i = 0; i < count; i++, rgb += 4) {
+    rgb[0] = CLAMP (y[i] + 1.371 * v[i]);
+    rgb[1] = CLAMP (y[i] - 0.698 * v[i] - 0.336 * u[i]);
+    rgb[2] = CLAMP (y[i] + 1.732 * u[i]);
+  }
 #elif defined(TARKIN_YUV_LXY)
-   for (i=0; i<count; i++, rgb+=4) {
-      rgb [1] = CLAMP(y [i] - (76 * u [i] - 26 * v [i]) / 256);
-      rgb [0] = CLAMP(y [i] + u [i]);
-      rgb [2] = CLAMP(y [i] + v [i]);
-   }
+  for (i = 0; i < count; i++, rgb += 4) {
+    rgb[1] = CLAMP (y[i] - (76 * u[i] - 26 * v[i]) / 256);
+    rgb[0] = CLAMP (y[i] + u[i]);
+    rgb[2] = CLAMP (y[i] + v[i]);
+  }
 #else
-   for (i=0; i<count; i++, rgb+=4) {
-      rgb [1] = CLAMP(y [i] - (u [i] + v [i]) / 4);
-      rgb [2] = CLAMP(u [i] + rgb [1]);
-      rgb [0] = CLAMP(v [i] + rgb [1]);
-   }
+  for (i = 0; i < count; i++, rgb += 4) {
+    rgb[1] = CLAMP (y[i] - (u[i] + v[i]) / 4);
+    rgb[2] = CLAMP (u[i] + rgb[1]);
+    rgb[0] = CLAMP (v[i] + rgb[1]);
+  }
 #endif
 }
 
 
-void rgba_to_yuv (uint8_t *rgba, Wavelet3DBuf *yuva [], uint32_t frame)
+void
+rgba_to_yuv (uint8_t * rgba, Wavelet3DBuf * yuva[], uint32_t frame)
 {
-   int count = yuva[0]->width * yuva[0]->height;
-   int16_t *y = yuva[0]->data + frame * count;
-   int16_t *u = yuva[1]->data + frame * count;
-   int16_t *v = yuva[2]->data + frame * count;
-   int16_t *a = yuva[3]->data + frame * count;
-   int i;
+  int count = yuva[0]->width * yuva[0]->height;
+  int16_t *y = yuva[0]->data + frame * count;
+  int16_t *u = yuva[1]->data + frame * count;
+  int16_t *v = yuva[2]->data + frame * count;
+  int16_t *a = yuva[3]->data + frame * count;
+  int i;
 
 #if defined(TARKIN_YUV_EXACT)
-   for (i=0; i<count; i++, rgba+=4) {
-      y [i] = ((int16_t)  77 * rgba [0] + 150 * rgba [1] +  29 * rgba [2]) / 256;
-      u [i] = ((int16_t) -44 * rgba [0] -  87 * rgba [1] + 131 * rgba [2]) / 256;
-      v [i] = ((int16_t) 131 * rgba [0] - 110 * rgba [1] -  21 * rgba [2]) / 256;
-      a [i] = rgba [3];
-   }
+  for (i = 0; i < count; i++, rgba += 4) {
+    y[i] = ((int16_t) 77 * rgba[0] + 150 * rgba[1] + 29 * rgba[2]) / 256;
+    u[i] = ((int16_t) - 44 * rgba[0] - 87 * rgba[1] + 131 * rgba[2]) / 256;
+    v[i] = ((int16_t) 131 * rgba[0] - 110 * rgba[1] - 21 * rgba[2]) / 256;
+    a[i] = rgba[3];
+  }
 #elif defined(TARKIN_YUV_LXY)
-   for (i=0; i<count; i++, rgba+=4) {
-      y [i] = ((int16_t)  54 * rgba [0] + 182 * rgba [1] +  18 * rgba [2]) / 256;
-      u [i] = rgba [0] - y [i];
-      v [i] = rgba [2] - y [i];
-      a [i] = rgba [3];
-   }
+  for (i = 0; i < count; i++, rgba += 4) {
+    y[i] = ((int16_t) 54 * rgba[0] + 182 * rgba[1] + 18 * rgba[2]) / 256;
+    u[i] = rgba[0] - y[i];
+    v[i] = rgba[2] - y[i];
+    a[i] = rgba[3];
+  }
 #else
-   for (i=0; i<count; i++, rgba+=4) {
-      v [i] = rgba [0] - rgba [1];
-      u [i] = rgba [2] - rgba [1];
-      y [i] = rgba [1] + (u [i] + v [i]) / 4;
-      a [i] = rgba [3];
-   }
+  for (i = 0; i < count; i++, rgba += 4) {
+    v[i] = rgba[0] - rgba[1];
+    u[i] = rgba[2] - rgba[1];
+    y[i] = rgba[1] + (u[i] + v[i]) / 4;
+    a[i] = rgba[3];
+  }
 #endif
 }
 
 
-void yuv_to_rgba (Wavelet3DBuf *yuva [], uint8_t *rgba, uint32_t frame)
+void
+yuv_to_rgba (Wavelet3DBuf * yuva[], uint8_t * rgba, uint32_t frame)
 {
-   int count = yuva[0]->width * yuva[0]->height;
-   int16_t *y = yuva[0]->data + frame * count;
-   int16_t *u = yuva[1]->data + frame * count;
-   int16_t *v = yuva[2]->data + frame * count;
-   int16_t *a = yuva[3]->data + frame * count;
-   int i;
+  int count = yuva[0]->width * yuva[0]->height;
+  int16_t *y = yuva[0]->data + frame * count;
+  int16_t *u = yuva[1]->data + frame * count;
+  int16_t *v = yuva[2]->data + frame * count;
+  int16_t *a = yuva[3]->data + frame * count;
+  int i;
 
 #if defined(TARKIN_YUV_EXACT)
-   for (i=0; i<count; i++, rgba+=4) {
-      rgba [0] = CLAMP(y [i] + 1.371 * v [i]);
-      rgba [1] = CLAMP(y [i] - 0.698 * v [i] - 0.336 * u [i]);
-      rgba [2] = CLAMP(y [i] + 1.732 * u [i]);
-      rgba [3] = a [i];
-   }
+  for (i = 0; i < count; i++, rgba += 4) {
+    rgba[0] = CLAMP (y[i] + 1.371 * v[i]);
+    rgba[1] = CLAMP (y[i] - 0.698 * v[i] - 0.336 * u[i]);
+    rgba[2] = CLAMP (y[i] + 1.732 * u[i]);
+    rgba[3] = a[i];
+  }
 #elif defined(TARKIN_YUV_LXY)
-   for (i=0; i<count; i++, rgba+=4) {
-      rgba [1] = CLAMP(y [i] - (76 * u [i] - 26 * v [i]) / 256);
-      rgba [0] = CLAMP(y [i] + u [i]);
-      rgba [2] = CLAMP(y [i] + v [i]);
-      rgba [3] = a [i];
-   }
+  for (i = 0; i < count; i++, rgba += 4) {
+    rgba[1] = CLAMP (y[i] - (76 * u[i] - 26 * v[i]) / 256);
+    rgba[0] = CLAMP (y[i] + u[i]);
+    rgba[2] = CLAMP (y[i] + v[i]);
+    rgba[3] = a[i];
+  }
 #else
-   for (i=0; i<count; i++, rgba+=4) {
-      rgba [1] = CLAMP(y [i] - (u [i] + v [i]) / 4);
-      rgba [2] = CLAMP(u [i] + rgba [1]);
-      rgba [0] = CLAMP(v [i] + rgba [1]);
-      rgba [3] = a [i];
-   }
+  for (i = 0; i < count; i++, rgba += 4) {
+    rgba[1] = CLAMP (y[i] - (u[i] + v[i]) / 4);
+    rgba[2] = CLAMP (u[i] + rgba[1]);
+    rgba[0] = CLAMP (v[i] + rgba[1]);
+    rgba[3] = a[i];
+  }
 #endif
 }
 
-void grayscale_to_y (uint8_t *rgba, Wavelet3DBuf *y [], uint32_t frame)
+void
+grayscale_to_y (uint8_t * rgba, Wavelet3DBuf * y[], uint32_t frame)
 {
-   int count = y[0]->width * y[0]->height;
-   int16_t *_y = y[0]->data + frame * count;
-   int i;
+  int count = y[0]->width * y[0]->height;
+  int16_t *_y = y[0]->data + frame * count;
+  int i;
 
-   for (i=0; i<count; i++)
-      _y [i] = rgba [i];
+  for (i = 0; i < count; i++)
+    _y[i] = rgba[i];
 }
 
 
-void y_to_grayscale (Wavelet3DBuf *y [], uint8_t *rgba, uint32_t frame)
+void
+y_to_grayscale (Wavelet3DBuf * y[], uint8_t * rgba, uint32_t frame)
 {
-   int count = y[0]->width * y[0]->height;
-   int16_t *_y = y[0]->data + frame * count;
-   int i;
+  int count = y[0]->width * y[0]->height;
+  int16_t *_y = y[0]->data + frame * count;
+  int i;
 
-   for (i=0; i<count; i++)
-      rgba [i] = CLAMP(_y[i]);
+  for (i = 0; i < count; i++)
+    rgba[i] = CLAMP (_y[i]);
 }
-
-
-- 
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