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Some more conversion functions.. We should really use Hermes soon..

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Original commit message from CVS:
Some more conversion functions.. We should really use Hermes soon..
This commit is contained in:
Wim Taymans 2001-03-11 23:14:33 +00:00
parent 5034ebd995
commit db74410739
1 changed files with 41 additions and 1 deletions
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42
libs/colorspace/rgb2rgb.c
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@ -28,6 +28,8 @@ static void gst_colorspace_rgb24_to_rgb32(GstColorSpaceConverter *space, unsigne
static void gst_colorspace_rgb32_to_bgr32(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest);
static void gst_colorspace_rgb555_to_rgb565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest);
static void gst_colorspace_bgr565_to_rgb32(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest);
static void gst_colorspace_bgr24_to_bgr565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest);
static void gst_colorspace_bgr32_to_bgr565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest);
GstColorSpaceConvertFunction gst_colorspace_rgb2rgb_get_converter(GstColorSpaceConverter *space, GstColorSpaceType src, GstColorSpaceType dest) {
switch(src) {
@ -56,6 +58,9 @@ GstColorSpaceConvertFunction gst_colorspace_rgb2rgb_get_converter(GstColorSpaceC
case GST_COLORSPACE_BGR24:
space->outsize = space->width*space->height*3;
return gst_colorspace_rgb_to_rgb_identity;
case GST_COLORSPACE_BGR565:
space->outsize = space->width*space->height*2;
return gst_colorspace_bgr24_to_bgr565;
default:
break;
}
@ -82,6 +87,9 @@ GstColorSpaceConvertFunction gst_colorspace_rgb2rgb_get_converter(GstColorSpaceC
case GST_COLORSPACE_BGR32:
space->outsize = space->width*space->height*4;
return gst_colorspace_rgb_to_rgb_identity;
case GST_COLORSPACE_BGR565:
space->outsize = space->width*space->height*2;
return gst_colorspace_bgr32_to_bgr565;
default:
break;
}
@ -126,7 +134,7 @@ static void gst_colorspace_rgb24_to_bgr24(GstColorSpaceConverter *space, unsigne
gint size;
gchar temp;
GST_DEBUG (0,"gst_colorspace_rgb24_to_bgr24 %p %p %d\n", src, dest, space->outsize);
GST_DEBUG (0,"gst_colorspace_rgb24_to_bgr24 %p %p %d %d %d\n", src, dest, space->outsize, space->width, space->height);
size = space->outsize/3;
@ -149,6 +157,38 @@ static void gst_colorspace_rgb24_to_bgr24(GstColorSpaceConverter *space, unsigne
GST_DEBUG (0,"gst_colorspace_rgb24_to_bgr24 end\n");
}
static void gst_colorspace_bgr24_to_bgr565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest)
{
gint size;
guint16 *destptr = (guint16 *)dest;
GST_DEBUG (0,"gst_colorspace_bgr24_to_bgr565 %p %p %d %d %d\n", src, dest, space->outsize, space->width, space->height);
size = space->outsize/2;
while (size--) {
*destptr++ = ((src[2]&0xF8)<<8)|((src[1]&0xFC)<<3)|((src[0]&0xF8)>>3);
src+=3;
}
GST_DEBUG (0,"gst_colorspace_bgr24_to_bgr565 end\n");
}
static void gst_colorspace_bgr32_to_bgr565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest)
{
gint size;
guint16 *destptr = (guint16 *)dest;
GST_DEBUG (0,"gst_colorspace_bgr32_to_bgr565 %p %p %d %d %d\n", src, dest, space->outsize, space->width, space->height);
size = space->outsize/2;
while (size--) {
*destptr++ = ((src[2]&0xF8)<<8)|((src[1]&0xFC)<<3)|((src[0]&0xF8)>>3);
src+=4;
}
GST_DEBUG (0,"gst_colorspace_bgr32_to_bgr565 end\n");
}
static void gst_colorspace_rgb24_to_rgb32(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest)
{
gint size;