mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-26 03:31:05 +00:00
fff99983ad
Original commit message from CVS: Fixed an MMX IDCT bug. Fixed a color conversion bug. Initial work for multiply avi codecs.
95 lines
2.8 KiB
C
95 lines
2.8 KiB
C
/* Gnome-Streamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
//#define DEBUG_ENABLED
|
|
|
|
#include <gst/gst.h>
|
|
#include <gstcolorspace.h>
|
|
|
|
static void gst_colorspace_rgb_to_rgb_identity(GstColorSpace *space, unsigned char *src, unsigned char *dest);
|
|
static void gst_colorspace_rgb24_to_bgr24(GstColorSpace *space, unsigned char *src, unsigned char *dest);
|
|
|
|
GstColorSpaceConverter gst_colorspace_rgb2rgb_get_converter(GstColorSpace *space, GstColorSpaceType src, GstColorSpaceType dest) {
|
|
switch(src) {
|
|
case GST_COLORSPACE_RGB24:
|
|
space->insize = space->width*space->height*3;
|
|
switch(dest) {
|
|
case GST_COLORSPACE_RGB24:
|
|
space->outsize = space->width*space->height*3;
|
|
return gst_colorspace_rgb_to_rgb_identity;
|
|
case GST_COLORSPACE_BGR24:
|
|
space->outsize = space->width*space->height*3;
|
|
return gst_colorspace_rgb24_to_bgr24;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
case GST_COLORSPACE_BGR24:
|
|
space->insize = space->width*space->height*3;
|
|
switch(dest) {
|
|
case GST_COLORSPACE_RGB24:
|
|
space->outsize = space->width*space->height*3;
|
|
return gst_colorspace_rgb24_to_bgr24;
|
|
case GST_COLORSPACE_BGR24:
|
|
space->outsize = space->width*space->height*3;
|
|
return gst_colorspace_rgb_to_rgb_identity;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
g_print("gst_colorspace: conversion not supported\n");
|
|
return NULL;
|
|
}
|
|
|
|
static void gst_colorspace_rgb_to_rgb_identity(GstColorSpace *space, unsigned char *src, unsigned char *dest)
|
|
{
|
|
memcpy(dest, src, space->outsize);
|
|
}
|
|
|
|
static void gst_colorspace_rgb24_to_bgr24(GstColorSpace *space, unsigned char *src, unsigned char *dest)
|
|
{
|
|
gint size;
|
|
gchar temp;
|
|
|
|
printf("gst_colorspace_rgb24_to_bgr24 %p %p %d\n", src, dest, space->outsize);
|
|
|
|
size = space->outsize/3;
|
|
|
|
if (src == dest) {
|
|
while (size--) {
|
|
temp = src[0];
|
|
src[0] = src[2];
|
|
src[2] = temp;
|
|
src+=3;
|
|
}
|
|
}
|
|
else {
|
|
while (size--) {
|
|
*dest++ = src[2];
|
|
*dest++ = src[1];
|
|
*dest++ = src[0];
|
|
src+=3;
|
|
}
|
|
}
|
|
DEBUG("gst_colorspace_rgb24_to_bgr24 end\n");
|
|
}
|
|
|