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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 "config.h"
- #include "mp_msg.h"
- #include "img_format.h"
- #include "mp_image.h"
- #include "vf.h"
- struct vf_priv_s {
- mp_image_t *last_mpi;
- };
- static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
- {
- mp_image_t *dmpi;
- vf->priv->last_mpi = mpi;
- dmpi = vf_get_image(vf->next, mpi->imgfmt,
- MP_IMGTYPE_EXPORT, 0, mpi->width, mpi->height);
- 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_DUPLICATE_FRAME:
- if (!vf->priv->last_mpi) break;
- // This is a huge hack. We assume nothing
- // has been called earlier in the filter chain
- // since the last put_image. This is reasonable
- // because we're handling a duplicate frame!
- if (put_image(vf, vf->priv->last_mpi, MP_NOPTS_VALUE))
- return CONTROL_TRUE;
- break;
- }
- return vf_next_control(vf, request, data);
- }
- static void uninit(struct vf_instance *vf)
- {
- free(vf->priv);
- }
- static int vf_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_harddup = {
- "resubmit duplicate frames for encoding",
- "harddup",
- "Rich Felker",
- "",
- vf_open,
- NULL
- };
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