mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-18 07:47:17 +00:00
91 lines
3.2 KiB
C
91 lines
3.2 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., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __COLORSPACE_H__
|
|
#define __COLORSPACE_H__
|
|
|
|
#include <gst/video/video.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
typedef struct _VideoConvert VideoConvert;
|
|
|
|
typedef enum {
|
|
COLOR_SPEC_NONE = 0,
|
|
COLOR_SPEC_RGB,
|
|
COLOR_SPEC_GRAY,
|
|
COLOR_SPEC_YUV_BT470_6,
|
|
COLOR_SPEC_YUV_BT709
|
|
} ColorSpaceColorSpec;
|
|
|
|
typedef enum {
|
|
DITHER_NONE,
|
|
DITHER_VERTERR,
|
|
DITHER_HALFTONE
|
|
} ColorSpaceDitherMethod;
|
|
|
|
struct _VideoConvert {
|
|
gint width, height;
|
|
gboolean interlaced;
|
|
gboolean use_16bit;
|
|
gboolean dither;
|
|
|
|
GstVideoFormat from_format;
|
|
ColorSpaceColorSpec from_spec;
|
|
GstVideoFormat to_format;
|
|
ColorSpaceColorSpec to_spec;
|
|
guint32 *palette;
|
|
|
|
guint8 *tmpline;
|
|
guint16 *tmpline16;
|
|
guint16 *errline;
|
|
|
|
void (*convert) (VideoConvert *convert, GstVideoFrame *dest, const GstVideoFrame *src);
|
|
void (*getline) (VideoConvert *convert, guint8 *dest, const GstVideoFrame *src, int j);
|
|
void (*putline) (VideoConvert *convert, GstVideoFrame *dest, const guint8 *src, int j);
|
|
void (*matrix) (VideoConvert *convert);
|
|
|
|
void (*getline16) (VideoConvert *convert, guint16 *dest, const GstVideoFrame *src, int j);
|
|
void (*putline16) (VideoConvert *convert, GstVideoFrame *dest, const guint16 *src, int j);
|
|
void (*matrix16) (VideoConvert *convert);
|
|
void (*dither16) (VideoConvert *convert, int j);
|
|
};
|
|
|
|
VideoConvert * videoconvert_convert_new (GstVideoFormat to_format,
|
|
ColorSpaceColorSpec from_spec,
|
|
GstVideoFormat from_format,
|
|
ColorSpaceColorSpec to_spec,
|
|
int width, int height);
|
|
void videoconvert_convert_free (VideoConvert * convert);
|
|
|
|
void videoconvert_convert_set_dither (VideoConvert * convert, int type);
|
|
void videoconvert_convert_set_interlaced (VideoConvert *convert,
|
|
gboolean interlaced);
|
|
|
|
void videoconvert_convert_set_palette (VideoConvert *convert,
|
|
const guint32 *palette);
|
|
const guint32 * videoconvert_convert_get_palette (VideoConvert *convert);
|
|
|
|
void videoconvert_convert_convert (VideoConvert * convert,
|
|
GstVideoFrame *dest, const GstVideoFrame *src);
|
|
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_COLORSPACE_H__ */
|