mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-12 03:16:33 +00:00
68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
/*
|
|
* Copyright (c) 1995 The Regents of the University of California.
|
|
* All rights reserved.
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software and its
|
|
* documentation for any purpose, without fee, and without written agreement is
|
|
* hereby granted, provided that the above copyright notice and the following
|
|
* two paragraphs appear in all copies of this software.
|
|
*
|
|
* IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
|
|
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
|
|
* OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
|
|
* CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
|
|
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
|
|
* AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
|
|
* ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
|
|
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
|
|
*/
|
|
|
|
#ifndef __YUV2RGB_H__
|
|
#define __YUV2RGB_H__
|
|
|
|
#include <gst/gst.h>
|
|
|
|
typedef struct _GstColorSpaceYUVTables GstColorSpaceYUVTables;
|
|
|
|
struct _GstColorSpaceYUVTables {
|
|
int gammaCorrectFlag;
|
|
double gammaCorrect;
|
|
int chromaCorrectFlag;
|
|
double chromaCorrect;
|
|
|
|
int *L_tab, *Cr_r_tab, *Cr_g_tab, *Cb_g_tab, *Cb_b_tab;
|
|
|
|
/*
|
|
* We define tables that convert a color value between -256 and 512
|
|
* into the R, G and B parts of the pixel. The normal range is 0-255.
|
|
**/
|
|
|
|
long *r_2_pix;
|
|
long *g_2_pix;
|
|
long *b_2_pix;
|
|
};
|
|
|
|
|
|
typedef struct _GstColorSpaceConverter GstColorSpaceConverter;
|
|
typedef void (*GstColorSpaceConvertFunction) (GstColorSpaceConverter *space, guchar *src, guchar *dest);
|
|
|
|
struct _GstColorSpaceConverter {
|
|
guint width;
|
|
guint height;
|
|
guint insize;
|
|
guint outsize;
|
|
/* private */
|
|
GstColorSpaceYUVTables *color_tables;
|
|
GstColorSpaceConvertFunction convert;
|
|
};
|
|
|
|
|
|
GstColorSpaceConverter* gst_colorspace_yuv2rgb_get_converter (GstCaps *from, GstCaps *to);
|
|
#define gst_colorspace_convert(converter, src, dest) \
|
|
(converter)->convert((converter), (src), (dest))
|
|
void gst_colorspace_converter_destroy (GstColorSpaceConverter *space);
|
|
|
|
#endif
|
|
|