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mpv/libmpcodecs/vf_softskip.c
Uoti Urpala b0986b3760 Merge svn changes up to r30463
Note that r30455 is wrong, that commit does not in fact change the
default behavior as claimed in the commit message. It only breaks
"-af-adv force=0", which was already pretty much useless though.
2010-03-09 18:59:15 +02:00

103 lines
2.4 KiB
C

/*
* 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 "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
};