Same funcionality is provided by stereo3d=ab[2]{l,r}:sbs[2]{l,r}.
Additional "features" are barely useful and cause crash or artifacts.
Signed-off-by: Paul B Mahol <onemda@gmail.com>
pull/15/head
Paul B Mahol
12 years ago
parent
0327400ee3
commit
2f11aa141a
5 changed files with 1 additions and 171 deletions
@ -1,166 +0,0 @@ |
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/*
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* This file is part of MPlayer. |
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* |
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* MPlayer is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* MPlayer is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with MPlayer; if not, write to the Free Software Foundation, Inc., |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <inttypes.h> |
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#include "config.h" |
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#include "mp_msg.h" |
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#include "cpudetect.h" |
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#include "img_format.h" |
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#include "mp_image.h" |
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#include "vf.h" |
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#include "libvo/fastmemcpy.h" |
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struct vf_priv_s { |
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int skipline; |
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int scalew; |
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int scaleh; |
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}; |
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static void toright(unsigned char *dst[3], unsigned char *src[3], |
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int dststride[3], int srcstride[3], |
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int w, int h, struct vf_priv_s* p) |
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{ |
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int k; |
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for (k = 0; k < 3; k++) { |
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unsigned char* fromL = src[k]; |
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unsigned char* fromR = src[k]; |
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unsigned char* to = dst[k]; |
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int src = srcstride[k]; |
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int dst = dststride[k]; |
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int ss; |
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unsigned int dd; |
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int i; |
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if (k > 0) { |
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i = h / 4 - p->skipline / 2; |
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ss = src * (h / 4 + p->skipline / 2); |
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dd = w / 4; |
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} else { |
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i = h / 2 - p->skipline; |
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ss = src * (h / 2 + p->skipline); |
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dd = w / 2; |
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} |
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fromR += ss; |
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for ( ; i > 0; i--) { |
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int j; |
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unsigned char* t = to; |
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unsigned char* sL = fromL; |
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unsigned char* sR = fromR; |
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if (p->scalew == 1) { |
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for (j = dd; j > 0; j--) { |
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*t++ = (sL[0] + sL[1]) / 2; |
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sL+=2; |
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} |
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for (j = dd ; j > 0; j--) { |
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*t++ = (sR[0] + sR[1]) / 2; |
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sR+=2; |
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} |
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} else { |
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for (j = dd * 2 ; j > 0; j--) |
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*t++ = *sL++; |
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for (j = dd * 2 ; j > 0; j--) |
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*t++ = *sR++; |
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} |
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if (p->scaleh == 1) { |
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fast_memcpy(to + dst, to, dst); |
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to += dst; |
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} |
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to += dst; |
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fromL += src; |
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fromR += src; |
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} |
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//printf("K %d %d %d %d %d \n", k, w, h, src, dst);
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} |
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} |
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static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts) |
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{ |
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mp_image_t *dmpi; |
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// hope we'll get DR buffer:
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dmpi=ff_vf_get_image(vf->next, IMGFMT_YV12, |
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MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE | |
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((vf->priv->scaleh == 1) ? MP_IMGFLAG_READABLE : 0), |
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mpi->w * vf->priv->scalew, |
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mpi->h / vf->priv->scaleh - vf->priv->skipline); |
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toright(dmpi->planes, mpi->planes, dmpi->stride, |
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mpi->stride, mpi->w, mpi->h, vf->priv); |
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return ff_vf_next_put_image(vf,dmpi, pts); |
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} |
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static int config(struct vf_instance *vf, |
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int width, int height, int d_width, int d_height, |
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unsigned int flags, unsigned int outfmt) |
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{ |
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/* FIXME - also support UYVY output? */ |
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return ff_vf_next_config(vf, width * vf->priv->scalew, |
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height / vf->priv->scaleh - vf->priv->skipline, d_width, d_height, flags, IMGFMT_YV12); |
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} |
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static int query_format(struct vf_instance *vf, unsigned int fmt) |
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{ |
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/* FIXME - really any YUV 4:2:0 input format should work */ |
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switch (fmt) { |
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case IMGFMT_YV12: |
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case IMGFMT_IYUV: |
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case IMGFMT_I420: |
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return ff_vf_next_query_format(vf, IMGFMT_YV12); |
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} |
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return 0; |
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} |
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static void uninit(struct vf_instance *vf) |
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{ |
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free(vf->priv); |
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} |
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static int vf_open(vf_instance_t *vf, char *args) |
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{ |
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vf->config=config; |
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vf->query_format=query_format; |
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vf->put_image=put_image; |
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vf->uninit=uninit; |
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vf->priv = calloc(1, sizeof (struct vf_priv_s)); |
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vf->priv->skipline = 0; |
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vf->priv->scalew = 1; |
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vf->priv->scaleh = 2; |
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if (args) sscanf(args, "%d:%d:%d", &vf->priv->skipline, &vf->priv->scalew, &vf->priv->scaleh); |
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return 1; |
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} |
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const vf_info_t ff_vf_info_down3dright = { |
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"convert stereo movie from top-bottom to left-right field", |
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"down3dright", |
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"Zdenek Kabelac", |
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"", |
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vf_open, |
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NULL |
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}; |
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