* Add a new image flag, u8, which indicates whether the image samples come

from an 8-bpp source.

git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2756 92316355-f0b4-4df1-b90c-862c8a59935f

pipi/codec/imlib.c

@@ -50,6 +50,9 @@ pipi_image_t *pipi_load_imlib2(const char *name)
     img->codec_priv = (void *)priv;
     img->codec_format = PIPI_PIXELS_RGBA32;
 
+    img->wrap = 0;
+    img->u8 = 1;
+
     return img;
 }
 
@@ -86,6 +89,9 @@ void pipi_save_imlib2(pipi_image_t *img, const char *name)
 
         img->codec_priv = (void *)priv;
         img->codec_format = PIPI_PIXELS_RGBA32;
+
+        img->wrap = 0;
+        img->u8 = 1;
     }
 
     pipi_getpixels(img, img->codec_format);

pipi/codec/opencv.c

@@ -52,6 +52,9 @@ pipi_image_t *pipi_load_opencv(const char *name)
     img->codec_priv = (void *)priv;
     img->codec_format = PIPI_PIXELS_BGR24;
 
+    img->wrap = 0;
+    img->u8 = 1;
+
     return img;
 }
 
@@ -86,6 +89,9 @@ void pipi_save_opencv(pipi_image_t *img, const char *name)
 
         img->codec_priv = (void *)priv;
         img->codec_format = PIPI_PIXELS_BGR24;
+
+        img->wrap = 0;
+        img->u8 = 1;
     }
 
     pipi_getpixels(img, img->codec_format);

pipi/codec/sdl.c

@@ -59,6 +59,9 @@ pipi_image_t *pipi_load_sdl(const char *name)
     img->codec_priv = (void *)priv;
     img->codec_format = PIPI_PIXELS_RGBA32;
 
+    img->wrap = 0;
+    img->u8 = 1;
+
     return img;
 }
 
@@ -90,6 +93,9 @@ void pipi_save_sdl(pipi_image_t *img, const char *name)
 
         img->codec_priv = (void *)priv;
         img->codec_format = PIPI_PIXELS_RGBA32;
+
+        img->wrap = 0;
+        img->u8 = 1;
     }
 
     pipi_getpixels(img, img->codec_format);

pipi/pipi.c

@@ -50,6 +50,9 @@ pipi_image_t *pipi_new(int w, int h)
     img->last_modified = PIPI_PIXELS_UNINITIALISED;
     img->codec_format = PIPI_PIXELS_UNINITIALISED;
 
+    img->wrap = 0;
+    img->u8 = 1;
+
     return img;
 }
 
@@ -59,6 +62,7 @@ pipi_image_t *pipi_copy(pipi_image_t *src)
 
     /* Copy properties */
     dst->wrap = src->wrap;
+    dst->u8 = src->u8;
 
     /* Copy pixels, if any */
     if(src->last_modified != PIPI_PIXELS_UNINITIALISED)

pipi/pipi_internals.h

@@ -25,7 +25,12 @@
 struct pipi_image
 {
     int w, h, pitch;
-    int wrap;
+
+    /* A list of internal image flags.
+     *  wrap: should filters wrap around at edges?
+     *  u8: are the image samples still 8-bit per channel? */
+    int wrap, u8;
+
     pipi_format_t codec_format, last_modified;
 
     /* List of all possible pixel formats */