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moved veejay-devel to veejay-current (current branch re-opened)

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git-svn-id: svn://code.dyne.org/veejay/trunk@510 eb8d1916-c9e9-0310-b8de-cf0c9472ead5
This commit is contained in:
Niels Elburg
2006-01-20 16:44:05 +00:00
parent c84f6ca821
commit 146db20391
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98
veejay-current/libyuv/yuvconv.h Normal file
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#ifndef YUVCONF_H
#define YUVCONF_H
/*
* subsample.h: Routines to do chroma subsampling. ("Work In Progress")
*
*
* Copyright (C) 2001 Matthew J. Marjanovic <maddog@mir.com>
* 2004 Niels Elburg <nelburg@looze.net>
*
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include <libvje/vje.h>
typedef enum subsample_mode {
SSM_UNKNOWN = 0,
SSM_420_JPEG_TR = 1,
SSM_420_JPEG_BOX = 2,
SSM_420_MPEG2 = 3,
SSM_422_444 = 4,
SSM_420_422 = 5,
SSM_COUNT = 6,
} subsample_mode_t;
extern const char *ssm_id[SSM_COUNT];
extern const char *ssm_description[SSM_COUNT];
void *subsample_init(int buf_len);
void subsample_free(void *sampler);
void chroma_subsample(subsample_mode_t mode, void *sampler, uint8_t * ycbcr[],
int width, int height);
void chroma_supersample(subsample_mode_t mode, void *sampler, uint8_t * ycbcr[],
int width, int height);
// yuv 4:2:2 packed to yuv 4:2:0 planar
void yuy2toyv12( uint8_t *y, uint8_t *u, uint8_t *v, uint8_t *in, int w, int h);
// yuv 4:2:2 packet to yuv 4:2:2 planar
void yuy2toyv16( uint8_t *y, uint8_t *u, uint8_t *v, uint8_t *in, int w, int h);
// yuv 4:2:2 planar to yuv 4:2:2 packed
void yuv422p_to_yuv422( uint8_t *yuv422[3], uint8_t *dst, int w, int h );
// yuv 4:2:2 planar to yuv 4:2:0 planar
void yuv420p_to_yuv422( uint8_t *yuv420[3], uint8_t *dst, int w, int h );
// yuv 4:2:2 planar to YUYV
void yuv422_to_yuyv( uint8_t *yuv422[3], uint8_t *dst, int w, int h );
// scene detection
int luminance_mean(uint8_t * frame[], int w, int h);
/* software scaler from ffmpeg project: */
typedef struct
{
float lumaGBlur;
float chromaGBlur;
float lumaSarpen;
float chromaSharpen;
float chromaHShift;
float chromaVShift;
int verbose;
int flags;
int use_filter;
} sws_template;
void* yuv_init_swscaler(VJFrame *src, VJFrame *dst, sws_template *templ, int cpu_flags);
void yuv_convert_and_scale( void *sws, VJFrame *src, VJFrame *dst );
void yuv_convert_and_scale_rgb( void *sws, VJFrame *src, VJFrame *dst );
int yuv_sws_get_cpu_flags(void);
void yuv_free_swscaler(void *sws);
void yuv_crop(VJFrame *src, VJFrame *dst, VJRectangle *rect );
VJFrame *yuv_allocate_crop_image( VJFrame *src, VJRectangle *rect );
#endif