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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "mp_msg.h"
#include "img_format.h"
#include "mp_image.h"
#include "vf.h"
struct vf_priv_s {
int skipflag;
};
static int put_image(struct vf_instance* vf, mp_image_t *mpi, double pts)
{
mp_image_t *dmpi;
if (vf->priv->skipflag)
return vf->priv->skipflag = 0;
dmpi = vf_get_image(vf->next, mpi->imgfmt,
MP_IMGTYPE_EXPORT, 0, mpi->width, mpi->height);
vf_clone_mpi_attributes(dmpi, mpi);
dmpi->planes[0] = mpi->planes[0];
dmpi->stride[0] = mpi->stride[0];
if (dmpi->flags&MP_IMGFLAG_PLANAR) {
dmpi->planes[1] = mpi->planes[1];
dmpi->stride[1] = mpi->stride[1];
dmpi->planes[2] = mpi->planes[2];
dmpi->stride[2] = mpi->stride[2];
}
return vf_next_put_image(vf, dmpi, pts);
}
static int control(struct vf_instance* vf, int request, void* data)
{
switch (request) {
case VFCTRL_SKIP_NEXT_FRAME:
vf->priv->skipflag = 1;
return CONTROL_TRUE;
}
return vf_next_control(vf, request, data);
}
#if 0
static int query_format(struct vf_instance* vf, unsigned int fmt)
{
/* FIXME - figure out which other formats work */
switch (fmt) {
case IMGFMT_YV12:
case IMGFMT_IYUV:
case IMGFMT_I420:
return vf_next_query_format(vf, fmt);
}
return 0;
}
#endif
static void uninit(struct vf_instance* vf)
{
free(vf->priv);
}
static int open(vf_instance_t *vf, char* args)
{
vf->put_image = put_image;
vf->control = control;
vf->uninit = uninit;
vf->priv = calloc(1, sizeof(struct vf_priv_s));
return 1;
}
const vf_info_t vf_info_softskip = {
"soft (post-filter) frame skipping for encoding",
"softskip",
"Rich Felker",
"",
open,
NULL
};
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