summaryrefslogtreecommitdiffstats
path: root/video/filter
diff options
context:
space:
mode:
authorwm4 <wm4@nowhere>2015-01-27 19:06:59 +0100
committerwm4 <wm4@nowhere>2015-01-27 19:06:59 +0100
commit97f32fdb238aa7e8a38298935ea1f47cf8817adf (patch)
treec14f625b505e3bbab3c037a3286b905431c60cdb /video/filter
parent82e3d06f093188afdec1e549aed721b066521b6c (diff)
downloadmpv-97f32fdb238aa7e8a38298935ea1f47cf8817adf.tar.bz2
mpv-97f32fdb238aa7e8a38298935ea1f47cf8817adf.tar.xz
vf_phase: remove this filter
If you really want it, it's in libavfilter and can be used via vf_lavfi.
Diffstat (limited to 'video/filter')
-rw-r--r--video/filter/vf.c2
-rw-r--r--video/filter/vf_phase.c308
2 files changed, 0 insertions, 310 deletions
diff --git a/video/filter/vf.c b/video/filter/vf.c
index 251616c0c2..14ee694ac1 100644
--- a/video/filter/vf.c
+++ b/video/filter/vf.c
@@ -58,7 +58,6 @@ extern const vf_info_t vf_info_ilpack;
extern const vf_info_t vf_info_dsize;
extern const vf_info_t vf_info_pullup;
extern const vf_info_t vf_info_delogo;
-extern const vf_info_t vf_info_phase;
extern const vf_info_t vf_info_divtc;
extern const vf_info_t vf_info_screenshot;
extern const vf_info_t vf_info_sub;
@@ -98,7 +97,6 @@ static const vf_info_t *const filter_list[] = {
&vf_info_dsize,
&vf_info_pullup,
&vf_info_delogo,
- &vf_info_phase,
&vf_info_divtc,
&vf_info_sub,
&vf_info_yadif,
diff --git a/video/filter/vf_phase.c b/video/filter/vf_phase.c
deleted file mode 100644
index 5d2179d92a..0000000000
--- a/video/filter/vf_phase.c
+++ /dev/null
@@ -1,308 +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 <limits.h>
-
-#include "config.h"
-#include "common/msg.h"
-#include "options/m_option.h"
-
-#include "video/img_format.h"
-#include "video/mp_image.h"
-#include "vf.h"
-
-#include "video/memcpy_pic.h"
-
-#include "vf_lavfi.h"
-
-enum mode { PROGRESSIVE, TOP_FIRST, BOTTOM_FIRST,
- TOP_FIRST_ANALYZE, BOTTOM_FIRST_ANALYZE,
- ANALYZE, FULL_ANALYZE, AUTO, AUTO_ANALYZE };
-
-#define fixed_mode(p) ((p)<=BOTTOM_FIRST)
-
-struct vf_priv_s
- {
- int mode;
- int verbose;
- unsigned char *buf[3];
- struct vf_lw_opts *lw_opts;
- };
-
-/*
- * Copy fields from either current or buffered previous frame to the
- * output and store the current frame unmodified to the buffer.
- */
-
-static void do_plane(unsigned char *to, unsigned char *from,
- int w, int h, int ts, int fs,
- unsigned char **bufp, enum mode mode)
- {
- unsigned char *buf, *end;
- int top;
-
- if(!*bufp)
- {
- mode=PROGRESSIVE;
- if(!(*bufp=malloc(h*w))) return;
- }
-
- for(end=to+h*ts, buf=*bufp, top=1; to<end; from+=fs, to+=ts, buf+=w, top^=1)
- {
- memcpy(to, mode==(top?BOTTOM_FIRST:TOP_FIRST)?buf:from, w);
- memcpy(buf, from, w);
- }
- }
-
-/*
- * This macro interpolates the value of both fields at a point halfway
- * between lines and takes the squared difference. In field resolution
- * the point is a quarter pixel below a line in one field and a quarter
- * pixel above a line in other.
- *
- * (the result is actually multiplied by 25)
- */
-
-#define diff(a, as, b, bs) (t=((*a-b[bs])<<2)+a[as<<1]-b[-bs], t*t)
-
-/*
- * Find which field combination has the smallest average squared difference
- * between the fields.
- */
-
-static enum mode analyze_plane(struct vf_instance *vf,
- unsigned char *old, unsigned char *new,
- int w, int h, int os, int ns, enum mode mode,
- int unused, int fields)
- {
- double bdiff, pdiff, tdiff, scale;
- int bdif, tdif, pdif;
- int top, t;
- unsigned char *end, *rend;
-
- if(mode==AUTO)
- mode=fields&MP_IMGFIELD_ORDERED?fields&MP_IMGFIELD_TOP_FIRST?
- TOP_FIRST:BOTTOM_FIRST:PROGRESSIVE;
- else if(mode==AUTO_ANALYZE)
- mode=fields&MP_IMGFIELD_ORDERED?fields&MP_IMGFIELD_TOP_FIRST?
- TOP_FIRST_ANALYZE:BOTTOM_FIRST_ANALYZE:FULL_ANALYZE;
-
- if(fixed_mode(mode))
- bdiff=pdiff=tdiff=65536.0;
- else
- {
- bdiff=pdiff=tdiff=0.0;
-
- for(end=new+(h-2)*ns, new+=ns, old+=os, top=0;
- new<end; new+=ns-w, old+=os-w, top^=1)
- {
- pdif=tdif=bdif=0;
-
- switch(mode)
- {
- case TOP_FIRST_ANALYZE:
- if(top)
- for(rend=new+w; new<rend; new++, old++)
- pdif+=diff(new, ns, new, ns),
- tdif+=diff(new, ns, old, os);
- else
- for(rend=new+w; new<rend; new++, old++)
- pdif+=diff(new, ns, new, ns),
- tdif+=diff(old, os, new, ns);
- break;
-
- case BOTTOM_FIRST_ANALYZE:
- if(top)
- for(rend=new+w; new<rend; new++, old++)
- pdif+=diff(new, ns, new, ns),
- bdif+=diff(old, os, new, ns);
- else
- for(rend=new+w; new<rend; new++, old++)
- pdif+=diff(new, ns, new, ns),
- bdif+=diff(new, ns, old, os);
- break;
-
- case ANALYZE:
- if(top)
- for(rend=new+w; new<rend; new++, old++)
- tdif+=diff(new, ns, old, os),
- bdif+=diff(old, os, new, ns);
- else
- for(rend=new+w; new<rend; new++, old++)
- bdif+=diff(new, ns, old, os),
- tdif+=diff(old, os, new, ns);
- break;
-
- default: /* FULL_ANALYZE */
- if(top)
- for(rend=new+w; new<rend; new++, old++)
- pdif+=diff(new, ns, new, ns),
- tdif+=diff(new, ns, old, os),
- bdif+=diff(old, os, new, ns);
- else
- for(rend=new+w; new<rend; new++, old++)
- pdif+=diff(new, ns, new, ns),
- bdif+=diff(new, ns, old, os),
- tdif+=diff(old, os, new, ns);
- }
-
- pdiff+=(double)pdif;
- tdiff+=(double)tdif;
- bdiff+=(double)bdif;
- }
-
- scale=1.0/(w*(h-3))/25.0;
- pdiff*=scale;
- tdiff*=scale;
- bdiff*=scale;
-
- if(mode==TOP_FIRST_ANALYZE)
- bdiff=65536.0;
- else if(mode==BOTTOM_FIRST_ANALYZE)
- tdiff=65536.0;
- else if(mode==ANALYZE)
- pdiff=65536.0;
-
- if(bdiff<pdiff && bdiff<tdiff)
- mode=BOTTOM_FIRST;
- else if(tdiff<pdiff && tdiff<bdiff)
- mode=TOP_FIRST;
- else
- mode=PROGRESSIVE;
- }
-
- MP_INFO(vf, "%c", mode==BOTTOM_FIRST?'b':mode==TOP_FIRST?'t':'p');
- if(tdiff==65536.0) MP_INFO(vf, " N/A "); else MP_INFO(vf, " %8.2f", tdiff);
- if(bdiff==65536.0) MP_INFO(vf, " N/A "); else MP_INFO(vf, " %8.2f", bdiff);
- if(pdiff==65536.0) MP_INFO(vf, " N/A "); else MP_INFO(vf, " %8.2f", pdiff);
- MP_INFO(vf, " \n");
-
- return mode;
- }
-
-static struct mp_image *filter(struct vf_instance *vf, struct mp_image *mpi)
- {
- enum mode mode;
-
- struct mp_image *dmpi = vf_alloc_out_image(vf);
- if (!dmpi)
- return NULL;
- mp_image_copy_attributes(dmpi, mpi);
-
- int pw[MP_MAX_PLANES] = {0};
- for (int p = 0; p < mpi->num_planes; p++)
- pw[p] = ((mpi->w * mpi->fmt.bpp[p] + 7) / 8) >> mpi->fmt.xs[p];
-
- mode=vf->priv->mode;
-
- if(!vf->priv->buf[0])
- mode=PROGRESSIVE;
- else
- mode=analyze_plane(vf, vf->priv->buf[0], mpi->planes[0],
- pw[0], dmpi->h, pw[0], mpi->stride[0], mode,
- vf->priv->verbose, mpi->fields);
-
- for (int p = 0; p < mpi->num_planes; p++) {
- do_plane(dmpi->planes[p], mpi->planes[p], pw[p], dmpi->plane_h[p],
- dmpi->stride[p], mpi->stride[p],
- &vf->priv->buf[p], mode);
- }
-
- talloc_free(mpi);
- return dmpi;
- }
-
-static void uninit(struct vf_instance *vf)
- {
- if (!vf->priv)
- return;
- free(vf->priv->buf[0]);
- free(vf->priv->buf[1]);
- free(vf->priv->buf[2]);
- }
-
-static int query_format(struct vf_instance *vf, unsigned int fmt)
-{
- if (IMGFMT_IS_HWACCEL(fmt))
- return 0;
- struct mp_imgfmt_desc desc = mp_imgfmt_get_desc(fmt);
- if (desc.num_planes > 3)
- return 0;
- return vf_next_query_format(vf, fmt);
-}
-
-static const char *get_lavfi_mode(int mode)
-{
- switch (mode) {
- case PROGRESSIVE: return "p";
- case TOP_FIRST: return "t";
- case BOTTOM_FIRST: return "b";
- case TOP_FIRST_ANALYZE: return "T";
- case BOTTOM_FIRST_ANALYZE: return "B";
- case ANALYZE: return "u";
- case FULL_ANALYZE: return "U";
- case AUTO: return "a";
- case AUTO_ANALYZE: return "A";
- default: return "?";
- }
-}
-
-static int vf_open(vf_instance_t *vf)
- {
- vf->filter = filter;
- vf->uninit = uninit;
- vf->query_format = query_format;
-
- if (vf_lw_set_graph(vf, vf->priv->lw_opts, "phase", "%s",
- get_lavfi_mode(vf->priv->mode)) >= 0)
- {
- return 1;
- }
-
- return 1;
- }
-
-#define OPT_BASE_STRUCT struct vf_priv_s
-const vf_info_t vf_info_phase =
-{
- .description = "phase shift fields",
- .name = "phase",
- .open = vf_open,
- .priv_size = sizeof(struct vf_priv_s),
- .priv_defaults = &(const struct vf_priv_s){
- .mode = AUTO_ANALYZE,
- },
- .options = (const struct m_option[]){
- OPT_CHOICE("mode", mode, 0,
- ({"t", TOP_FIRST},
- {"a", AUTO},
- {"b", BOTTOM_FIRST},
- {"u", ANALYZE},
- {"T", TOP_FIRST_ANALYZE},
- {"A", AUTO_ANALYZE},
- {"B", BOTTOM_FIRST_ANALYZE},
- {"U", FULL_ANALYZE},
- {"p", PROGRESSIVE})),
- OPT_FLAG("v", verbose, 0),
- OPT_SUBSTRUCT("", lw_opts, vf_lw_conf, 0),
- {0}
- },
-};