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.
26 #include "libvo/fastmemcpy.h"
27 #include "libavutil/common.h"
34 config(struct vf_instance *vf,
35 int width, int height, int d_width, int d_height,
36 unsigned int flags, unsigned int outfmt)
38 if (vf->priv->w < 0 || width < vf->priv->w)
40 if (vf->priv->h < 0 || height < vf->priv->h)
43 vf->priv->x = (width - vf->priv->w) / 2;
45 vf->priv->y = (height - vf->priv->h) / 2;
46 if (vf->priv->w + vf->priv->x > width
47 || vf->priv->h + vf->priv->y > height) {
48 mp_msg(MSGT_VFILTER,MSGL_WARN,"rectangle: bad position/width/height - rectangle area is out of the original!\n");
51 return vf_next_config(vf, width, height, d_width, d_height, flags, outfmt);
55 control(struct vf_instance *vf, int request, void *data)
57 const int *const tmp = data;
59 case VFCTRL_CHANGE_RECTANGLE:
62 vf->priv->w += tmp[1];
66 vf->priv->h += tmp[1];
70 vf->priv->x += tmp[1];
74 vf->priv->y += tmp[1];
78 mp_msg(MSGT_VFILTER,MSGL_FATAL,"Unknown param %d \n", tmp[0]);
82 return vf_next_control(vf, request, data);
86 put_image(struct vf_instance *vf, mp_image_t* mpi, double pts){
88 unsigned int bpp = mpi->bpp / 8;
90 dmpi = vf_get_image(vf->next, mpi->imgfmt, MP_IMGTYPE_TEMP,
91 MP_IMGFLAG_ACCEPT_STRIDE | MP_IMGFLAG_PREFER_ALIGNED_STRIDE,
94 memcpy_pic(dmpi->planes[0],mpi->planes[0],mpi->w*bpp, mpi->h,
95 dmpi->stride[0],mpi->stride[0]);
96 if(mpi->flags&MP_IMGFLAG_PLANAR && mpi->flags&MP_IMGFLAG_YUV){
97 memcpy_pic(dmpi->planes[1],mpi->planes[1],
98 mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift,
99 dmpi->stride[1],mpi->stride[1]);
100 memcpy_pic(dmpi->planes[2],mpi->planes[2],
101 mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift,
102 dmpi->stride[2],mpi->stride[2]);
105 /* Draw the rectangle */
107 mp_msg(MSGT_VFILTER,MSGL_INFO, "rectangle: -vf rectangle=%d:%d:%d:%d \n", vf->priv->w, vf->priv->h, vf->priv->x, vf->priv->y);
109 x = FFMIN(vf->priv->x, dmpi->width);
112 w = vf->priv->x + vf->priv->w - 1 - x;
113 w = FFMIN(w, dmpi->width - x);
116 y = FFMIN(vf->priv->y, dmpi->height);
119 h = vf->priv->y + vf->priv->h - 1 - y;
120 h = FFMIN(h, dmpi->height - y);
123 if (0 <= vf->priv->y && vf->priv->y <= dmpi->height) {
124 unsigned char *p = dmpi->planes[0] + y * dmpi->stride[0] + x * bpp;
125 unsigned int count = w * bpp;
127 p[count] = 0xff - p[count];
129 if (h != 1 && vf->priv->y + vf->priv->h - 1 <= mpi->height) {
130 unsigned char *p = dmpi->planes[0] + (vf->priv->y + vf->priv->h - 1) * dmpi->stride[0] + x * bpp;
131 unsigned int count = w * bpp;
133 p[count] = 0xff - p[count];
135 if (0 <= vf->priv->x && vf->priv->x <= dmpi->width) {
136 unsigned char *p = dmpi->planes[0] + y * dmpi->stride[0] + x * bpp;
137 unsigned int count = h;
139 unsigned int i = bpp;
142 p += dmpi->stride[0];
145 if (w != 1 && vf->priv->x + vf->priv->w - 1 <= mpi->width) {
146 unsigned char *p = dmpi->planes[0] + y * dmpi->stride[0] + (vf->priv->x + vf->priv->w - 1) * bpp;
147 unsigned int count = h;
149 unsigned int i = bpp;
152 p += dmpi->stride[0];
155 return vf_next_put_image(vf, dmpi, pts);
159 vf_open(vf_instance_t *vf, char *args) {
161 vf->control = control;
162 vf->put_image = put_image;
163 vf->priv = malloc(sizeof(struct vf_priv_s));
169 sscanf(args, "%d:%d:%d:%d",
170 &vf->priv->w, &vf->priv->h, &vf->priv->x, &vf->priv->y);
174 const vf_info_t vf_info_rectangle = {