mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-08 18:39:54 +00:00
8db3648544
Ideally, this would be part of libgstvideo. Prefixes videoconvert symbols with videomixer_. https://bugzilla.gnome.org/show_bug.cgi?id=704950
80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/* Video conversion functions
|
|
* Copyright (C) 2010 David Schleef <ds@schleef.org>
|
|
*
|
|
* 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., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef __COLORSPACE_H__
|
|
#define __COLORSPACE_H__
|
|
|
|
#include <gst/video/video.h>
|
|
#include "gstcms.h"
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
typedef struct _VideoConvert VideoConvert;
|
|
|
|
typedef enum {
|
|
DITHER_NONE,
|
|
DITHER_VERTERR,
|
|
DITHER_HALFTONE
|
|
} ColorSpaceDitherMethod;
|
|
|
|
struct _VideoConvert {
|
|
GstVideoInfo in_info;
|
|
GstVideoInfo out_info;
|
|
|
|
gint width;
|
|
gint height;
|
|
|
|
gint in_bits;
|
|
gint out_bits;
|
|
gint cmatrix[4][4];
|
|
|
|
ColorSpaceDitherMethod dither;
|
|
|
|
guint lines;
|
|
|
|
guint n_tmplines;
|
|
gpointer *tmplines;
|
|
guint16 *errline;
|
|
|
|
GstVideoChromaResample *upsample;
|
|
guint up_n_lines;
|
|
gint up_offset;
|
|
GstVideoChromaResample *downsample;
|
|
guint down_n_lines;
|
|
gint down_offset;
|
|
|
|
void (*convert) (VideoConvert *convert, GstVideoFrame *dest, const GstVideoFrame *src);
|
|
void (*matrix) (VideoConvert *convert, gpointer pixels);
|
|
void (*dither16) (VideoConvert *convert, guint16 * pixels, int j);
|
|
|
|
};
|
|
|
|
VideoConvert * videomixer_videoconvert_convert_new (GstVideoInfo *in_info,
|
|
GstVideoInfo *out_info);
|
|
void videomixer_videoconvert_convert_free (VideoConvert * convert);
|
|
|
|
void videomixer_videoconvert_convert_set_dither (VideoConvert * convert, int type);
|
|
|
|
void videomixer_videoconvert_convert_convert (VideoConvert * convert,
|
|
GstVideoFrame *dest, const GstVideoFrame *src);
|
|
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_COLORSPACE_H__ */
|