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- /*
- * Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at>
- *
- * 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 <inttypes.h>
- #include <assert.h>
- #include "mp_msg.h"
- #include "img_format.h"
- #include "mp_image.h"
- #include "vf.h"
- //===========================================================================//
- static void get_image(struct vf_instance *vf, mp_image_t *mpi){
- mp_image_t *dmpi= vf_get_image(vf->next, mpi->imgfmt,
- mpi->type, mpi->flags, mpi->w, mpi->h);
- mpi->planes[0]=dmpi->planes[0];
- mpi->planes[1]=dmpi->planes[2];
- mpi->planes[2]=dmpi->planes[1];
- mpi->stride[0]=dmpi->stride[0];
- mpi->stride[1]=dmpi->stride[2];
- mpi->stride[2]=dmpi->stride[1];
- mpi->width=dmpi->width;
- mpi->flags|=MP_IMGFLAG_DIRECT;
- mpi->priv=(void*)dmpi;
- }
- static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
- mp_image_t *dmpi;
- if(mpi->flags&MP_IMGFLAG_DIRECT){
- dmpi=(mp_image_t*)mpi->priv;
- } else {
- dmpi=vf_get_image(vf->next, mpi->imgfmt, MP_IMGTYPE_EXPORT, 0, mpi->w, mpi->h);
- assert(mpi->flags&MP_IMGFLAG_PLANAR);
- dmpi->planes[0]=mpi->planes[0];
- dmpi->planes[1]=mpi->planes[2];
- dmpi->planes[2]=mpi->planes[1];
- dmpi->stride[0]=mpi->stride[0];
- dmpi->stride[1]=mpi->stride[2];
- dmpi->stride[2]=mpi->stride[1];
- dmpi->width=mpi->width;
- }
- vf_clone_mpi_attributes(dmpi, mpi);
- return vf_next_put_image(vf,dmpi, pts);
- }
- //===========================================================================//
- static int query_format(struct vf_instance *vf, unsigned int fmt){
- switch(fmt)
- {
- case IMGFMT_YV12:
- case IMGFMT_I420:
- case IMGFMT_IYUV:
- case IMGFMT_YVU9:
- case IMGFMT_444P:
- case IMGFMT_422P:
- case IMGFMT_411P:
- return vf_next_query_format(vf, fmt);
- }
- return 0;
- }
- static int vf_open(vf_instance_t *vf, char *args){
- vf->put_image=put_image;
- vf->get_image=get_image;
- vf->query_format=query_format;
- return 1;
- }
- const vf_info_t vf_info_swapuv = {
- "UV swapper",
- "swapuv",
- "Michael Niedermayer",
- "",
- vf_open,
- NULL
- };
- //===========================================================================//
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