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slices support for vf_crop. now cropping black borders should make a 

dvd play faster rather than slower... :)


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10008 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rfelker 2003-04-27 21:04:00 +00:00
parent 007449236f
commit f443581bb0
1 changed files with 29 additions and 0 deletions
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29
libmpcodecs/vf_crop.c
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@ -91,11 +91,40 @@ static int put_image(struct vf_instance_s* vf, mp_image_t *mpi){
return vf_next_put_image(vf,dmpi);
}
static void start_slice(struct vf_instance_s* vf, mp_image_t *mpi){
if(!vf->next->draw_slice){
mpi->flags&=~MP_IMGFLAG_DRAW_CALLBACK;
return;
}
vf_get_image(vf->next, mpi->imgfmt, mpi->type, mpi->flags,
vf->priv->crop_w, vf->priv->crop_h);
}
static void draw_slice(struct vf_instance_s* vf,
unsigned char** src, int* stride, int w,int h, int x, int y){
//mp_msg(MSGT_VFILTER, MSGL_V, "crop slice %d %d %d %d ->", w,h,x,y);
if ((x -= vf->priv->crop_x) < 0) {
w += x;
x = 0;
}
if ((y -= vf->priv->crop_y) < 0) {
h += y;
y = 0;
}
if (x+w > vf->priv->crop_w) w = vf->priv->crop_w-x;
if (y+h > vf->priv->crop_h) h = vf->priv->crop_h-y;
//mp_msg(MSGT_VFILTER, MSGL_V, "%d %d %d %d\n", w,h,x,y);
if ((w < 0) || (h < 0)) return;
vf_next_draw_slice(vf,src,stride,w,h,x,y);
}
//===========================================================================//
static int open(vf_instance_t *vf, char* args){
vf->config=config;
vf->put_image=put_image;
vf->start_slice=start_slice;
vf->draw_slice=draw_slice;
vf->default_reqs=VFCAP_ACCEPT_STRIDE;
if(!vf->priv) {
vf->priv=malloc(sizeof(struct vf_priv_s));