| /* |
| * 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 |
| }; |
| |
| //===========================================================================// |