static void animationstream_check_url(AnimationStreamStack *stack, M_AnimationStream *as)
{
if (!stack->stream) {
gf_sg_vrml_mf_reset(&stack->current_url, GF_SG_VRML_MFURL);
gf_sg_vrml_field_copy(&stack->current_url, &as->url, GF_SG_VRML_MFURL);
stack->stream = gf_mo_register((GF_Node *)as, &as->url, 0, 0);
gf_sc_invalidate(stack->compositor, NULL);
/*if changed while playing trigger*/
if (as->isActive) {
gf_mo_play(stack->stream, 0, -1, 0);
gf_mo_set_speed(stack->stream, as->speed);
}
return;
}
/*check change*/
if (gf_mo_url_changed(stack->stream, &as->url)) {
gf_sg_vrml_mf_reset(&stack->current_url, GF_SG_VRML_MFURL);
gf_sg_vrml_field_copy(&stack->current_url, &as->url, GF_SG_VRML_MFURL);
/*if changed while playing stop old source*/
if (as->isActive) {
gf_mo_set_flag(stack->stream, GF_MO_DISPLAY_REMOVE, 1);
gf_mo_stop(stack->stream);
}
gf_mo_unregister((GF_Node *)as, stack->stream);
stack->stream = gf_mo_register((GF_Node *)as, &as->url, 0, 0);
/*if changed while playing play new source*/
if (as->isActive) {
gf_mo_play(stack->stream, 0, -1, 0);
gf_mo_set_speed(stack->stream, as->speed);
}
gf_sc_invalidate(stack->compositor, NULL);
}
}
static void animationstream_deactivate(AnimationStreamStack *stack, M_AnimationStream *as)
{
if (as->isActive) {
as->isActive = 0;
gf_node_event_out((GF_Node*)as, 6/*"isActive"*/);
}
if (stack->stream) {
if (gf_mo_url_changed(stack->stream, &as->url))
gf_mo_set_flag(stack->stream, GF_MO_DISPLAY_REMOVE, 1);
gf_mo_stop(stack->stream);
}
stack->time_handle.needs_unregister = 1;
gf_sc_invalidate(stack->compositor, NULL);
}
GF_EXPORT
Bool gf_sc_audio_check_url(GF_AudioInput *ai, MFURL *url)
{
if (!ai->stream) return url->count;
return gf_mo_url_changed(ai->stream, url);
}
GF_EXPORT
Bool gf_sc_texture_check_url_change(GF_TextureHandler *txh, MFURL *url)
{
if (!txh->stream) return url->count;
return gf_mo_url_changed(txh->stream, url);
}
