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vf_vavpp: always limit forward/backward surfaces to requested number 

Don't give the driver more forward/backward refernces than it requested
in num_forward_references/num_backward_references. This shouldn't
matter, I'm just trying to play it safe.
This commit is contained in:
wm4 2017-02-27 14:19:41 +01:00
parent e9cda168c0
commit 9714e04e94
1 changed files with 7 additions and 3 deletions
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10
video/filter/vf_vavpp.c
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@ -39,6 +39,7 @@ static bool check_error(struct vf_instance *vf, VAStatus status, const char *msg
struct surface_refs {
VASurfaceID *surfaces;
int num_surfaces;
int max_surfaces;
};
struct pipeline {
@ -77,13 +78,14 @@ static const struct vf_priv_s vf_priv_default = {
static void add_surfaces(struct vf_priv_s *p, struct surface_refs *refs, int dir)
{
for (int n = 0; ; n++) {
for (int n = 0; n < refs->max_surfaces; n++) {
struct mp_image *s = mp_refqueue_get(p->queue, (1 + n) * dir);
if (!s)
break;
VASurfaceID id = va_surface_id(s);
if (id != VA_INVALID_ID)
MP_TARRAY_APPEND(p, refs->surfaces, refs->num_surfaces, id);
if (id == VA_INVALID_ID)
break;
MP_TARRAY_APPEND(p, refs->surfaces, refs->num_surfaces, id);
}
}
@ -132,6 +134,8 @@ static void update_pipeline(struct vf_instance *vf)
p->pipe.num_filters = num_filters;
p->pipe.num_input_colors = caps.num_input_color_standards;
p->pipe.num_output_colors = caps.num_output_color_standards;
p->pipe.forward.max_surfaces = caps.num_forward_references;
p->pipe.backward.max_surfaces = caps.num_backward_references;
mp_refqueue_set_refs(p->queue, caps.num_backward_references,
caps.num_forward_references);
mp_refqueue_set_mode(p->queue,