mpv/libmpcodecs/vf_yuy2.c

75 lines
1.8 KiB
C

#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"
#include "../libvo/fastmemcpy.h"
#include "../postproc/rgb2rgb.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){
if(vf_next_query_format(vf,IMGFMT_YUY2)<=0){
printf("yuy2 not supported by next filter/vo :(\n");
return 0;
}
return vf_next_config(vf,width,height,d_width,d_height,flags,IMGFMT_YUY2);
}
static void put_image(struct vf_instance_s* vf, mp_image_t *mpi){
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);
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]);
dmpi->qscale=mpi->qscale;
dmpi->qstride=mpi->qstride;
vf_next_put_image(vf,dmpi);
}
//===========================================================================//
static int query_format(struct vf_instance_s* vf, unsigned int fmt){
switch(fmt){
case IMGFMT_YV12:
case IMGFMT_I420:
case IMGFMT_IYUV:
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;
}
vf_info_t vf_info_yuy2 = {
"fast YV12->YUY2 conversion",
"yuy2",
"A'rpi",
"",
open
};
//===========================================================================//