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vf: add vf_control_by_label to send vfctrl to specific filter

This commit is contained in:
Kevin Mitchell 2014-04-13 07:00:11 -07:00 committed by wm4
parent b11fdeab9e
commit 7ae2eb8e2c
2 changed files with 12 additions and 0 deletions
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11
video/filter/vf.c
View File

@ -156,6 +156,17 @@ int vf_control_any(struct vf_chain *c, int cmd, void *arg)
return CONTROL_UNKNOWN;
}
int vf_control_by_label(struct vf_chain *c,int cmd, void *arg, bstr label)
{
char *label_str = bstrdup0(NULL, label);
struct vf_instance *cur = vf_find_by_label(c, label_str);
talloc_free(label_str);
if (cur)
return cur->control(cur, cmd, arg);
else
return CONTROL_UNKNOWN;
}
static void vf_fix_img_params(struct mp_image *img, struct mp_image_params *p)
{
// Filters must absolutely set these correctly.

1
video/filter/vf.h
View File

@ -129,6 +129,7 @@ struct vf_chain *vf_new(struct mpv_global *global);
void vf_destroy(struct vf_chain *c);
int vf_reconfig(struct vf_chain *c, const struct mp_image_params *params);
int vf_control_any(struct vf_chain *c, int cmd, void *arg);
int vf_control_by_label(struct vf_chain *c, int cmd, void *arg, bstr label);
int vf_filter_frame(struct vf_chain *c, struct mp_image *img);
struct mp_image *vf_output_queued_frame(struct vf_chain *c);
void vf_seek_reset(struct vf_chain *c);