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/*
* This file is part of MPlayer.
*
* MPlayer 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.
*
* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include "config.h"
#include "mp_msg.h"
#include "img_format.h"
#include "mp_image.h"
#include "vf.h"
//===========================================================================//
struct vf_priv_s {
unsigned int fmt;
int w, h;
};
static unsigned int getfmt(unsigned int outfmt){
switch(outfmt){
case IMGFMT_RGB12:
case IMGFMT_RGB15:
case IMGFMT_RGB16:
case IMGFMT_RGB24:
case IMGFMT_RGBA:
case IMGFMT_ARGB:
case IMGFMT_BGR12:
case IMGFMT_BGR15:
case IMGFMT_BGR16:
case IMGFMT_BGR24:
case IMGFMT_BGRA:
case IMGFMT_ABGR:
return outfmt;
}
return 0;
}
static void put_pixel(uint8_t *buf, int x, int y, int stride, int r, int g, int b, int fmt){
switch(fmt){
case IMGFMT_BGR12: ((uint16_t*)(buf + y*stride))[x]=
((r >> 4) << 8) | ((g >> 4) << 4) | (b >> 4);
break;
case IMGFMT_RGB12: ((uint16_t*)(buf + y*stride))[x]=
((b >> 4) << 8) | ((g >> 4) << 4) | (r >> 4);
break;
case IMGFMT_BGR15: ((uint16_t*)(buf + y*stride))[x]= ((r>>3)<<10) | ((g>>3)<<5) | (b>>3);
break;
case IMGFMT_RGB15: ((uint16_t*)(buf + y*stride))[x]= ((b>>3)<<10) | ((g>>3)<<5) | (r>>3);
break;
case IMGFMT_BGR16: ((uint16_t*)(buf + y*stride))[x]= ((r>>3)<<11) | ((g>>2)<<5) | (b>>3);
break;
case IMGFMT_RGB16: ((uint16_t*)(buf + y*stride))[x]= ((b>>3)<<11) | ((g>>2)<<5) | (r>>3);
break;
case IMGFMT_RGB24:
buf[3*x + y*stride + 0]= r;
buf[3*x + y*stride + 1]= g;
buf[3*x + y*stride + 2]= b;
break;
case IMGFMT_BGR24:
buf[3*x + y*stride + 0]= b;
buf[3*x + y*stride + 1]= g;
buf[3*x + y*stride + 2]= r;
break;
case IMGFMT_RGBA:
buf[4*x + y*stride + 0]= r;
buf[4*x + y*stride + 1]= g;
buf[4*x + y*stride + 2]= b;
break;
case IMGFMT_BGRA:
buf[4*x + y*stride + 0]= b;
buf[4*x + y*stride + 1]= g;
buf[4*x + y*stride + 2]= r;
break;
case IMGFMT_ARGB:
buf[4*x + y*stride + 1]= r;
buf[4*x + y*stride + 2]= g;
buf[4*x + y*stride + 3]= b;
break;
case IMGFMT_ABGR:
buf[4*x + y*stride + 1]= b;
buf[4*x + y*stride + 2]= g;
buf[4*x + y*stride + 3]= r;
break;
}
}
static int config(struct vf_instance *vf,
int width, int height, int d_width, int d_height,
unsigned int flags, unsigned int outfmt){
if (vf->priv->w > 0) { d_width = width = vf->priv->w; }
if (vf->priv->h > 0) { d_height = height = vf->priv->h; }
vf->priv->fmt=getfmt(outfmt);
mp_msg(MSGT_VFILTER,MSGL_V,"rgb test format:%s\n", vo_format_name(outfmt));
return vf_next_config(vf,width,height,d_width,d_height,flags,vf->priv->fmt);
}
static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts, double endpts){
mp_image_t *dmpi;
int x, y;
int w = vf->priv->w > 0 ? vf->priv->w : mpi->w;
int h = vf->priv->h > 0 ? vf->priv->h : mpi->h;
// hope we'll get DR buffer:
dmpi=vf_get_image(vf->next,vf->priv->fmt,
MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
w, h);
for(y=0; y<h; y++){
for(x=0; x<w; x++){
int c= 256*x/w;
int r=0,g=0,b=0;
if(3*y<h) r=c;
else if(3*y<2*h) g=c;
else b=c;
put_pixel(dmpi->planes[0], x, y, dmpi->stride[0], r, g, b, vf->priv->fmt);
}
}
return vf_next_put_image(vf, dmpi, pts, endpts);
}
//===========================================================================//
static int query_format(struct vf_instance *vf, unsigned int outfmt){
unsigned int fmt=getfmt(outfmt);
if(!fmt) return 0;
return vf_next_query_format(vf,fmt) & (~VFCAP_CSP_SUPPORTED_BY_HW);
}
static int vf_open(vf_instance_t *vf, char *args){
vf->config=config;
vf->put_image=put_image;
vf->query_format=query_format;
vf->priv=malloc(sizeof(struct vf_priv_s));
vf->priv->w = vf->priv->h = 0;
if (args)
sscanf(args, "%d:%d", &vf->priv->w, &vf->priv->h);
return 1;
}
const vf_info_t vf_info_rgbtest = {
"rgbtest",
"rgbtest",
"Michael Niedermayer",
"",
vf_open,
NULL
};
//===========================================================================//
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