gstreamer/gst/videoscale/vs_image.h
Andy Wingo 4063477460 gst/videoscale: Merge David's work from 0.8 branch. Changes to come later.
Original commit message from CVS:
2005-07-01  Andy Wingo  <wingo@pobox.com>

* gst/videoscale: Merge David's work from 0.8 branch. Changes to
come later.
2005-07-01 16:55:43 +00:00

83 lines
2.9 KiB
C

/*
* Image Scaling Functions
* Copyright (c) 2005 David A. Schleef <ds@schleef.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __VS_IMAGE_H__
#define __VS_IMAGE_H__
#include <glib.h>
G_BEGIN_DECLS
typedef struct _VSImage VSImage;
struct _VSImage {
guint8 *pixels;
int width;
int height;
int stride;
};
void vs_image_scale_nearest_RGBA (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_linear_RGBA (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_nearest_RGB (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_linear_RGB (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_nearest_YUYV (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_linear_YUYV (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_nearest_UYVY (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_linear_UYVY (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_nearest_Y (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_linear_Y (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_nearest_RGB565 (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_linear_RGB565 (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_nearest_RGB555 (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
void vs_image_scale_linear_RGB555 (const VSImage *dest, const VSImage *src,
guint8 *tmpbuf);
G_END_DECLS
#endif