static void svg_traverse_updates(GF_Node *node, void *rs, Bool is_destroy)
{
/*video stack is just an extension of image stack, type-casting is OK*/
SVG_updates_stack *stack = (SVG_updates_stack*)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
SVGAllAttributes all_atts;
SVGPropertiesPointers backup_props;
u32 backup_flags, dirty_flags;
if (is_destroy) {
if (stack->resource) {
if (stack->is_open) {
gf_mo_set_flag(stack->resource, GF_MO_DISPLAY_REMOVE, GF_TRUE);
gf_mo_stop(stack->resource);
}
gf_mo_unregister(node, stack->resource);
}
gf_free(stack);
return;
}
if (tr_state->traversing_mode!=TRAVERSE_SORT) return;
/*flatten attributes and apply animations + inheritance*/
gf_svg_flatten_attributes((SVG_Element *)node, &all_atts);
if (!compositor_svg_traverse_base(node, &all_atts, (GF_TraverseState *)rs, &backup_props, &backup_flags))
return;
dirty_flags = gf_node_dirty_get(node);
if (dirty_flags) {
stack->clipBegin = all_atts.clipBegin ? *all_atts.clipBegin : 0;
stack->clipEnd = all_atts.clipEnd ? *all_atts.clipEnd : -1;
if (dirty_flags & GF_SG_SVG_XLINK_HREF_DIRTY) {
GF_MediaObject *new_res;
MFURL url;
Bool lock_timeline=GF_FALSE;
url.vals = NULL;
url.count = 0;
if (all_atts.syncBehavior) lock_timeline = (*all_atts.syncBehavior == SMIL_SYNCBEHAVIOR_LOCKED) ? GF_TRUE : GF_FALSE;
gf_term_get_mfurl_from_xlink(node, &url);
new_res = gf_mo_register(node, &url, lock_timeline, GF_FALSE);
gf_sg_mfurl_del(url);
if (stack->resource!=new_res) {
if (stack->resource) {
gf_mo_stop(stack->resource);
gf_mo_unregister(node, stack->resource);
}
stack->resource = new_res;
if (stack->resource && stack->is_open) gf_mo_play(stack->resource, stack->clipBegin, stack->clipEnd, GF_FALSE);
}
}
gf_node_dirty_clear(node, 0);
}
memcpy(tr_state->svg_props, &backup_props, sizeof(SVGPropertiesPointers));
tr_state->svg_flags = backup_flags;
}
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);
}
}
/*
input sensor node handling
*/
static void IS_Unregister(GF_Node *node, ISStack *st)
{
u32 i;
GF_ObjectManager *odm;
ISPriv *is_dec;
gf_mo_unregister(node, st->mo);
odm = st->mo->odm;
if (!odm) return;
assert(odm->codec && (odm->codec->type == GF_STREAM_INTERACT));
/*get IS dec*/
is_dec = (ISPriv*)odm->codec->decio->privateStack;
for (i=0; i<gf_list_count(is_dec->is_nodes); i++) {
ISStack *tmp = (ISStack *)gf_list_get(is_dec->is_nodes, i);
if (tmp == st) {
gf_list_rem(is_dec->is_nodes, i);
i--;
}
}
/*stop stream*/
if (st->mo->num_open) gf_mo_stop(st->mo);
st->mo = NULL;
if (st->registered) {
st->registered = 0;
if (is_dec->io_dev && is_dec->io_dev->Stop) is_dec->io_dev->Stop(is_dec->io_dev);
}
}
static void svg_updates_smil_evaluate(SMIL_Timing_RTI *rti, Fixed normalized_scene_time, u32 status)
{
SVG_updates_stack *stack = (SVG_updates_stack *)gf_node_get_private(gf_smil_get_element(rti));
switch (status) {
case SMIL_TIMING_EVAL_UPDATE:
if (!stack->is_open) {
if (stack->resource ) gf_mo_play(stack->resource, stack->clipBegin, stack->clipEnd, GF_FALSE);
stack->is_open = GF_TRUE;
}
else if (gf_mo_is_done(stack->resource) && (gf_smil_get_media_duration(rti)<0) ) {
Double dur = gf_mo_get_duration(stack->resource);
gf_smil_set_media_duration(rti, dur);
}
break;
case SMIL_TIMING_EVAL_FREEZE:
case SMIL_TIMING_EVAL_REMOVE:
stack->is_open = GF_FALSE;
gf_mo_set_flag(stack->resource, GF_MO_DISPLAY_REMOVE, GF_TRUE);
gf_mo_stop(stack->resource);
break;
case SMIL_TIMING_EVAL_REPEAT:
gf_mo_restart(stack->resource);
break;
}
}
static void svg_animation_smil_evaluate(SMIL_Timing_RTI *rti, Fixed normalized_scene_time, u32 status)
{
GF_Node *node = gf_smil_get_element(rti);
SVGlinkStack *stack = gf_node_get_private(node);
switch (status) {
case SMIL_TIMING_EVAL_UPDATE:
svg_animation_smil_update(node, stack, normalized_scene_time);
break;
case SMIL_TIMING_EVAL_FREEZE:
if (stack->resource) {
gf_mo_stop(stack->resource);
stack->needs_play = 1;
}
break;
case SMIL_TIMING_EVAL_REMOVE:
if (stack->resource) {
svg_reset_xlink_target(node);
gf_mo_unload_xlink_resource(node, stack->resource);
stack->resource = NULL;
stack->fragment_id = NULL;
stack->inline_sg = NULL;
gf_node_dirty_set(node, GF_SG_SVG_XLINK_HREF_DIRTY, 0);
}
break;
case SMIL_TIMING_EVAL_REPEAT:
if (stack->resource) {
svg_reset_xlink_target(node);
stack->fragment_id = NULL;
stack->inline_sg = NULL;
gf_mo_restart(stack->resource);
}
break;
}
}
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);
}
static void animationstream_destroy(GF_Node *node, void *rs, Bool is_destroy)
{
if (is_destroy) {
M_AnimationStream *as = (M_AnimationStream *)node;
AnimationStreamStack *st = (AnimationStreamStack *) gf_node_get_private(node);
if (st->time_handle.is_registered) {
gf_sc_unregister_time_node(st->compositor, &st->time_handle);
}
if (st->stream && as->isActive) {
gf_mo_set_flag(st->stream, GF_MO_DISPLAY_REMOVE, 1);
gf_mo_stop(st->stream);
}
gf_sg_vrml_mf_reset(&st->current_url, GF_SG_VRML_MFURL);
gf_free(st);
}
}
GF_EXPORT
void gf_sc_texture_stop(GF_TextureHandler *txh)
{
if (!txh->is_open) return;
/*release texture WITHOUT droping frame*/
if (txh->needs_release) {
gf_mo_release_data(txh->stream, 0xFFFFFFFF, -1);
txh->needs_release = 0;
}
gf_sc_invalidate(txh->compositor, NULL);
if (gf_mo_stop(txh->stream)) {
txh->data = NULL;
}
txh->is_open = 0;
/*and deassociate object*/
gf_mo_unregister(txh->owner, txh->stream);
txh->stream = NULL;
}
GF_EXPORT
void gf_sc_audio_stop(GF_AudioInput *ai)
{
if (!ai->is_open) return;
/*we must make sure audio mixer is not using the stream otherwise we may leave it dirty (with unrelease frame)*/
gf_mixer_lock(ai->compositor->audio_renderer->mixer, 1);
assert(!ai->need_release);
gf_mo_stop(ai->stream);
ai->is_open = 0;
gf_mo_unregister(ai->owner, ai->stream);
ai->stream = NULL;
if (ai->filter) gf_af_del(ai->filter);
ai->filter = NULL;
gf_mixer_lock(ai->compositor->audio_renderer->mixer, 0);
}
