Factorize rgb/bgr15/16/32->Y by using the preprocessor.

[ffmpeg] / libswscale / rgb2rgb.h

diff --git a/libswscale/rgb2rgb.h b/libswscale/rgb2rgb.h
index 5ad3ec71b487fbdc06bb436ad9de586addedd795..11c0d8e65f957695ec5b411888e0f339af7da3c2 100644 (file)
--- a/libswscale/rgb2rgb.h
+++ b/libswscale/rgb2rgb.h
@@ -1,8 +1,8 @@
 /*
- *  rgb2rgb.h, Software RGB to RGB convertor
- *  pluralize by Software PAL8 to RGB convertor
- *               Software YUV to YUV convertor
- *               Software YUV to RGB convertor
+ *  software RGB to RGB converter
+ *  pluralize by Software PAL8 to RGB converter
+ *               Software YUV to YUV converter
+ *               Software YUV to RGB converter
  *  Written by Nick Kurshev.
  *  palette & YUV & runtime CPU stuff by Michael (michaelni@gmx.at)
  *
@@ -20,45 +20,45 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef RGB2RGB_INCLUDED
-#define RGB2RGB_INCLUDED
+#ifndef SWSCALE_RGB2RGB_H
+#define SWSCALE_RGB2RGB_H
 
-// Note: do not fix the dependence on stdio.h
+#include <inttypes.h>
 
-/* A full collection of rgb to rgb(bgr) convertors */
-extern void (*rgb24to32)   (const uint8_t *src, uint8_t *dst, long src_size);
-extern void (*rgb24to16)   (const uint8_t *src, uint8_t *dst, long src_size);
-extern void (*rgb24to15)   (const uint8_t *src, uint8_t *dst, long src_size);
-extern void (*rgb32to24)   (const uint8_t *src, uint8_t *dst, long src_size);
+/* A full collection of RGB to RGB(BGR) converters */
+extern void (*rgb24tobgr32)(const uint8_t *src, uint8_t *dst, long src_size);
+extern void (*rgb24tobgr16)(const uint8_t *src, uint8_t *dst, long src_size);
+extern void (*rgb24tobgr15)(const uint8_t *src, uint8_t *dst, long src_size);
+extern void (*rgb32tobgr24)(const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb32to16)   (const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb32to15)   (const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb15to16)   (const uint8_t *src, uint8_t *dst, long src_size);
-extern void (*rgb15to24)   (const uint8_t *src, uint8_t *dst, long src_size);
+extern void (*rgb15tobgr24)(const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb15to32)   (const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb16to15)   (const uint8_t *src, uint8_t *dst, long src_size);
-extern void (*rgb16to24)   (const uint8_t *src, uint8_t *dst, long src_size);
+extern void (*rgb16tobgr24)(const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb16to32)   (const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb24tobgr24)(const uint8_t *src, uint8_t *dst, long src_size);
-extern void (*rgb24tobgr16)(const uint8_t *src, uint8_t *dst, long src_size);
-extern void (*rgb24tobgr15)(const uint8_t *src, uint8_t *dst, long src_size);
+extern void (*rgb24to16)   (const uint8_t *src, uint8_t *dst, long src_size);
+extern void (*rgb24to15)   (const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb32tobgr32)(const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb32tobgr16)(const uint8_t *src, uint8_t *dst, long src_size);
 extern void (*rgb32tobgr15)(const uint8_t *src, uint8_t *dst, long src_size);
 
-extern void rgb24tobgr32(const uint8_t *src, uint8_t *dst, long src_size);
-extern void rgb32tobgr24(const uint8_t *src, uint8_t *dst, long src_size);
+extern void rgb24to32   (const uint8_t *src, uint8_t *dst, long src_size);
+extern void rgb32to24   (const uint8_t *src, uint8_t *dst, long src_size);
 extern void rgb16tobgr32(const uint8_t *src, uint8_t *dst, long src_size);
-extern void rgb16tobgr24(const uint8_t *src, uint8_t *dst, long src_size);
+extern void rgb16to24   (const uint8_t *src, uint8_t *dst, long src_size);
 extern void rgb16tobgr16(const uint8_t *src, uint8_t *dst, long src_size);
 extern void rgb16tobgr15(const uint8_t *src, uint8_t *dst, long src_size);
 extern void rgb15tobgr32(const uint8_t *src, uint8_t *dst, long src_size);
-extern void rgb15tobgr24(const uint8_t *src, uint8_t *dst, long src_size);
+extern void rgb15to24   (const uint8_t *src, uint8_t *dst, long src_size);
 extern void rgb15tobgr16(const uint8_t *src, uint8_t *dst, long src_size);
 extern void rgb15tobgr15(const uint8_t *src, uint8_t *dst, long src_size);
-extern void rgb8tobgr8  (const uint8_t *src, uint8_t *dst, long src_size);
+extern void bgr8torgb8  (const uint8_t *src, uint8_t *dst, long src_size);
 
 
 extern void palette8torgb32(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette);
@@ -71,53 +71,56 @@ extern void palette8torgb15(const uint8_t *src, uint8_t *dst, long num_pixels, c
 extern void palette8tobgr15(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette);
 
 /**
- *
- * height should be a multiple of 2 and width should be a multiple of 16 (if this is a
- * problem for anyone then tell me, and ill fix it)
- * chrominance data is only taken from every secound line others are ignored FIXME write HQ version
+ * Height should be a multiple of 2 and width should be a multiple of 16.
+ * (If this is a problem for anyone then tell me, and I will fix it.)
+ * Chrominance data is only taken from every second line, others are ignored.
+ * FIXME: Write high quality version.
  */
 //void uyvytoyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
 
 /**
- *
- * height should be a multiple of 2 and width should be a multiple of 16 (if this is a
- * problem for anyone then tell me, and ill fix it)
+ * Height should be a multiple of 2 and width should be a multiple of 16.
+ * (If this is a problem for anyone then tell me, and I will fix it.)
  */
 extern void (*yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
                           long width, long height,
                           long lumStride, long chromStride, long dstStride);
 
 /**
- *
- * width should be a multiple of 16
+ * Width should be a multiple of 16.
  */
 extern void (*yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
                              long width, long height,
                              long lumStride, long chromStride, long dstStride);
 
 /**
- *
- * height should be a multiple of 2 and width should be a multiple of 16 (if this is a
- * problem for anyone then tell me, and ill fix it)
+ * Height should be a multiple of 2 and width should be a multiple of 16.
+ * (If this is a problem for anyone then tell me, and I will fix it.)
  */
 extern void (*yuy2toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
                           long width, long height,
                           long lumStride, long chromStride, long srcStride);
 
 /**
- *
- * height should be a multiple of 2 and width should be a multiple of 16 (if this is a
- * problem for anyone then tell me, and ill fix it)
+ * Height should be a multiple of 2 and width should be a multiple of 16.
+ * (If this is a problem for anyone then tell me, and I will fix it.)
  */
 extern void (*yv12touyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
                           long width, long height,
                           long lumStride, long chromStride, long dstStride);
 
 /**
- *
- * height should be a multiple of 2 and width should be a multiple of 2 (if this is a
- * problem for anyone then tell me, and ill fix it)
- * chrominance data is only taken from every secound line others are ignored FIXME write HQ version
+ * Width should be a multiple of 16.
+ */
+extern void (*yuv422ptouyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+                             long width, long height,
+                             long lumStride, long chromStride, long dstStride);
+
+/**
+ * Height should be a multiple of 2 and width should be a multiple of 2.
+ * (If this is a problem for anyone then tell me, and I will fix it.)
+ * Chrominance data is only taken from every second line, others are ignored.
+ * FIXME: Write high quality version.
  */
 extern void (*rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
                            long width, long height,
@@ -143,4 +146,4 @@ extern void (*yvu9_to_yuy2)(const uint8_t *src1, const uint8_t *src2, const uint
 
 void sws_rgb2rgb_init(int flags);
 
-#endif
+#endif /* SWSCALE_RGB2RGB_H */