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author | Paul B Mahol <onemda@gmail.com> | 2013-04-17 12:31:41 +0000 |
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committer | Paul B Mahol <onemda@gmail.com> | 2013-04-22 11:49:13 +0000 |
commit | 2f11aa141a01f97c5d2a015bd9dbdb27314b79c4 (patch) | |
tree | c5f490a0184d44cf987ea3bc74a9a425711d73bf /libavfilter/libmpcodecs | |
parent | 0327400ee31fc099db1e0fd120edae0235434fa2 (diff) | |
download | ffmpeg-streaming-2f11aa141a01f97c5d2a015bd9dbdb27314b79c4.zip ffmpeg-streaming-2f11aa141a01f97c5d2a015bd9dbdb27314b79c4.tar.gz |
lavfi: remove mp=down3dright
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>
Diffstat (limited to 'libavfilter/libmpcodecs')
-rw-r--r-- | libavfilter/libmpcodecs/vf_down3dright.c | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/libavfilter/libmpcodecs/vf_down3dright.c b/libavfilter/libmpcodecs/vf_down3dright.c deleted file mode 100644 index 5c95ce6..0000000 --- a/libavfilter/libmpcodecs/vf_down3dright.c +++ /dev/null @@ -1,166 +0,0 @@ -/* - * 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 "config.h" -#include "mp_msg.h" -#include "cpudetect.h" - -#include "img_format.h" -#include "mp_image.h" -#include "vf.h" - -#include "libvo/fastmemcpy.h" - -struct vf_priv_s { - int skipline; - int scalew; - int scaleh; -}; - -static void toright(unsigned char *dst[3], unsigned char *src[3], - int dststride[3], int srcstride[3], - int w, int h, struct vf_priv_s* p) -{ - int k; - - for (k = 0; k < 3; k++) { - unsigned char* fromL = src[k]; - unsigned char* fromR = src[k]; - unsigned char* to = dst[k]; - int src = srcstride[k]; - int dst = dststride[k]; - int ss; - unsigned int dd; - int i; - - if (k > 0) { - i = h / 4 - p->skipline / 2; - ss = src * (h / 4 + p->skipline / 2); - dd = w / 4; - } else { - i = h / 2 - p->skipline; - ss = src * (h / 2 + p->skipline); - dd = w / 2; - } - fromR += ss; - for ( ; i > 0; i--) { - int j; - unsigned char* t = to; - unsigned char* sL = fromL; - unsigned char* sR = fromR; - - if (p->scalew == 1) { - for (j = dd; j > 0; j--) { - *t++ = (sL[0] + sL[1]) / 2; - sL+=2; - } - for (j = dd ; j > 0; j--) { - *t++ = (sR[0] + sR[1]) / 2; - sR+=2; - } - } else { - for (j = dd * 2 ; j > 0; j--) - *t++ = *sL++; - for (j = dd * 2 ; j > 0; j--) - *t++ = *sR++; - } - if (p->scaleh == 1) { - fast_memcpy(to + dst, to, dst); - to += dst; - } - to += dst; - fromL += src; - fromR += src; - } - //printf("K %d %d %d %d %d \n", k, w, h, src, dst); - } -} - -static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts) -{ - mp_image_t *dmpi; - - // hope we'll get DR buffer: - dmpi=ff_vf_get_image(vf->next, IMGFMT_YV12, - MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE | - ((vf->priv->scaleh == 1) ? MP_IMGFLAG_READABLE : 0), - mpi->w * vf->priv->scalew, - mpi->h / vf->priv->scaleh - vf->priv->skipline); - - toright(dmpi->planes, mpi->planes, dmpi->stride, - mpi->stride, mpi->w, mpi->h, vf->priv); - - return ff_vf_next_put_image(vf,dmpi, pts); -} - -static int config(struct vf_instance *vf, - int width, int height, int d_width, int d_height, - unsigned int flags, unsigned int outfmt) -{ - /* FIXME - also support UYVY output? */ - return ff_vf_next_config(vf, width * vf->priv->scalew, - height / vf->priv->scaleh - vf->priv->skipline, d_width, d_height, flags, IMGFMT_YV12); -} - - -static int query_format(struct vf_instance *vf, unsigned int fmt) -{ - /* FIXME - really any YUV 4:2:0 input format should work */ - switch (fmt) { - case IMGFMT_YV12: - case IMGFMT_IYUV: - case IMGFMT_I420: - return ff_vf_next_query_format(vf, IMGFMT_YV12); - } - return 0; -} - -static void uninit(struct vf_instance *vf) -{ - free(vf->priv); -} - -static int vf_open(vf_instance_t *vf, char *args) -{ - vf->config=config; - vf->query_format=query_format; - vf->put_image=put_image; - vf->uninit=uninit; - - vf->priv = calloc(1, sizeof (struct vf_priv_s)); - vf->priv->skipline = 0; - vf->priv->scalew = 1; - vf->priv->scaleh = 2; - if (args) sscanf(args, "%d:%d:%d", &vf->priv->skipline, &vf->priv->scalew, &vf->priv->scaleh); - - return 1; -} - -const vf_info_t ff_vf_info_down3dright = { - "convert stereo movie from top-bottom to left-right field", - "down3dright", - "Zdenek Kabelac", - "", - vf_open, - NULL -}; |