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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include "config.h"
#include "mp_msg.h"
#include "help_mp.h"
#include "img_format.h"
#include "mp_image.h"
#include "vf.h"
#include "libswscale/rgb2rgb.h"
#include "vf_scale.h"
//===========================================================================//
static int config(struct vf_instance_s* vf,
int width, int height, int d_width, int d_height,
unsigned int flags, unsigned int outfmt){
sws_rgb2rgb_init(get_sws_cpuflags());
if(vf_next_query_format(vf,IMGFMT_YUY2)<=0){
mp_msg(MSGT_VFILTER, MSGL_WARN, MSGTR_MPCODECS_WarnNextFilterDoesntSupport, "YUY2");
return 0;
}
return vf_next_config(vf,width,height,d_width,d_height,flags,IMGFMT_YUY2);
}
static int put_image(struct vf_instance_s* vf, mp_image_t *mpi, double pts){
mp_image_t *dmpi;
// hope we'll get DR buffer:
dmpi=vf_get_image(vf->next,IMGFMT_YUY2,
MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
mpi->w, mpi->h);
if(mpi->imgfmt==IMGFMT_422P)
yuv422ptoyuy2(mpi->planes[0],mpi->planes[1],mpi->planes[2], dmpi->planes[0],
mpi->w,mpi->h, mpi->stride[0],mpi->stride[1],dmpi->stride[0]);
else
yv12toyuy2(mpi->planes[0],mpi->planes[1],mpi->planes[2], dmpi->planes[0],
mpi->w,mpi->h, mpi->stride[0],mpi->stride[1],dmpi->stride[0]);
vf_clone_mpi_attributes(dmpi, mpi);
return vf_next_put_image(vf,dmpi, pts);
}
//===========================================================================//
static int query_format(struct vf_instance_s* vf, unsigned int fmt){
switch(fmt){
case IMGFMT_YV12:
case IMGFMT_I420:
case IMGFMT_IYUV:
case IMGFMT_422P:
return vf_next_query_format(vf,IMGFMT_YUY2) & (~VFCAP_CSP_SUPPORTED_BY_HW);
}
return 0;
}
static int open(vf_instance_t *vf, char* args){
vf->config=config;
vf->put_image=put_image;
vf->query_format=query_format;
return 1;
}
const vf_info_t vf_info_yuy2 = {
"fast YV12/Y422p -> YUY2 conversion",
"yuy2",
"A'rpi",
"",
open,
NULL
};
//===========================================================================//
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