vo_glamo: sub.h was moved to sub directory in c9026cb3210205b07e2e068467a18ee40f9259a3
[mplayer/glamo.git] / libmpcodecs / vf_telecine.c
blob9071dfab988b2595073258839a8c868fa3f01a70
1 /*
2 * This file is part of MPlayer.
4 * MPlayer is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * MPlayer is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 #include <stdio.h>
20 #include <stdlib.h>
21 #include <string.h>
23 #include "config.h"
24 #include "mp_msg.h"
26 #include "img_format.h"
27 #include "mp_image.h"
28 #include "vf.h"
30 #include "libvo/fastmemcpy.h"
32 struct vf_priv_s {
33 int frame;
36 static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
38 mp_image_t *dmpi;
39 int ret;
41 vf->priv->frame = (vf->priv->frame+1)%4;
43 dmpi = vf_get_image(vf->next, mpi->imgfmt,
44 MP_IMGTYPE_STATIC, MP_IMGFLAG_ACCEPT_STRIDE |
45 MP_IMGFLAG_PRESERVE, mpi->width, mpi->height);
47 ret = 0;
48 // 0/0 1/1 2/2 2/3 3/0
49 switch (vf->priv->frame) {
50 case 0:
51 my_memcpy_pic(dmpi->planes[0]+dmpi->stride[0],
52 mpi->planes[0]+mpi->stride[0], mpi->w, mpi->h/2,
53 dmpi->stride[0]*2, mpi->stride[0]*2);
54 if (mpi->flags & MP_IMGFLAG_PLANAR) {
55 my_memcpy_pic(dmpi->planes[1]+dmpi->stride[1],
56 mpi->planes[1]+mpi->stride[1],
57 mpi->chroma_width, mpi->chroma_height/2,
58 dmpi->stride[1]*2, mpi->stride[1]*2);
59 my_memcpy_pic(dmpi->planes[2]+dmpi->stride[2],
60 mpi->planes[2]+mpi->stride[2],
61 mpi->chroma_width, mpi->chroma_height/2,
62 dmpi->stride[2]*2, mpi->stride[2]*2);
64 ret = vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
65 case 1:
66 case 2:
67 memcpy_pic(dmpi->planes[0], mpi->planes[0], mpi->w, mpi->h,
68 dmpi->stride[0], mpi->stride[0]);
69 if (mpi->flags & MP_IMGFLAG_PLANAR) {
70 memcpy_pic(dmpi->planes[1], mpi->planes[1],
71 mpi->chroma_width, mpi->chroma_height,
72 dmpi->stride[1], mpi->stride[1]);
73 memcpy_pic(dmpi->planes[2], mpi->planes[2],
74 mpi->chroma_width, mpi->chroma_height,
75 dmpi->stride[2], mpi->stride[2]);
77 return vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE) || ret;
78 case 3:
79 my_memcpy_pic(dmpi->planes[0]+dmpi->stride[0],
80 mpi->planes[0]+mpi->stride[0], mpi->w, mpi->h/2,
81 dmpi->stride[0]*2, mpi->stride[0]*2);
82 if (mpi->flags & MP_IMGFLAG_PLANAR) {
83 my_memcpy_pic(dmpi->planes[1]+dmpi->stride[1],
84 mpi->planes[1]+mpi->stride[1],
85 mpi->chroma_width, mpi->chroma_height/2,
86 dmpi->stride[1]*2, mpi->stride[1]*2);
87 my_memcpy_pic(dmpi->planes[2]+dmpi->stride[2],
88 mpi->planes[2]+mpi->stride[2],
89 mpi->chroma_width, mpi->chroma_height/2,
90 dmpi->stride[2]*2, mpi->stride[2]*2);
92 ret = vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
93 my_memcpy_pic(dmpi->planes[0], mpi->planes[0], mpi->w, mpi->h/2,
94 dmpi->stride[0]*2, mpi->stride[0]*2);
95 if (mpi->flags & MP_IMGFLAG_PLANAR) {
96 my_memcpy_pic(dmpi->planes[1], mpi->planes[1],
97 mpi->chroma_width, mpi->chroma_height/2,
98 dmpi->stride[1]*2, mpi->stride[1]*2);
99 my_memcpy_pic(dmpi->planes[2], mpi->planes[2],
100 mpi->chroma_width, mpi->chroma_height/2,
101 dmpi->stride[2]*2, mpi->stride[2]*2);
103 return ret;
105 return 0;
108 #if 0
109 static int query_format(struct vf_instance *vf, unsigned int fmt)
111 /* FIXME - figure out which other formats work */
112 switch (fmt) {
113 case IMGFMT_YV12:
114 case IMGFMT_IYUV:
115 case IMGFMT_I420:
116 return vf_next_query_format(vf, fmt);
118 return 0;
121 static int config(struct vf_instance *vf,
122 int width, int height, int d_width, int d_height,
123 unsigned int flags, unsigned int outfmt)
125 return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
127 #endif
129 static void uninit(struct vf_instance *vf)
131 free(vf->priv);
134 static int vf_open(vf_instance_t *vf, char *args)
136 //vf->config = config;
137 vf->put_image = put_image;
138 //vf->query_format = query_format;
139 vf->uninit = uninit;
140 vf->default_reqs = VFCAP_ACCEPT_STRIDE;
141 vf->priv = calloc(1, sizeof(struct vf_priv_s));
142 vf->priv->frame = 1;
143 if (args) sscanf(args, "%d", &vf->priv->frame);
144 vf->priv->frame--;
145 return 1;
148 const vf_info_t vf_info_telecine = {
149 "telecine filter",
150 "telecine",
151 "Rich Felker",
153 vf_open,
154 NULL