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_video_smil_evaluate(SMIL_Timing_RTI *rti, Fixed normalized_scene_time, u32 status)
{
SVG_video_stack *stack = (SVG_video_stack *)gf_node_get_private(gf_smil_get_element(rti));
switch (status) {
case SMIL_TIMING_EVAL_UPDATE:
if (!stack->txh.is_open) {
if (stack->txurl.count) {
svg_play_texture((SVG_video_stack*)stack, NULL);
}
}
else if (stack->txh.stream_finished && (gf_smil_get_media_duration(rti)<0) ) {
Double dur = gf_mo_get_duration(stack->txh.stream);
if (dur <= 0) {
dur = stack->txh.last_frame_time;
dur /= 1000;
}
gf_smil_set_media_duration(rti, dur);
}
break;
case SMIL_TIMING_EVAL_FREEZE:
case SMIL_TIMING_EVAL_REMOVE:
stack->stop_requested = GF_TRUE;
break;
case SMIL_TIMING_EVAL_REPEAT:
gf_sc_texture_restart(&stack->txh);
break;
}
if (stack->audio) svg_audio_smil_evaluate_ex(rti, normalized_scene_time, status, stack->audio, stack->txh.owner);
}
static void movietexture_update(GF_TextureHandler *txh)
{
M_MovieTexture *txnode = (M_MovieTexture *) txh->owner;
MovieTextureStack *st = (MovieTextureStack *) gf_node_get_private(txh->owner);
/*setup texture if needed*/
if (!txh->is_open) return;
if (!txnode->isActive && st->first_frame_fetched) return;
/*when fetching the first frame disable resync*/
gf_sc_texture_update_frame(txh, 0);
if (txh->stream_finished) {
if (movietexture_get_loop(st, txnode)) {
gf_sc_texture_restart(txh);
}
/*if active deactivate*/
else if (txnode->isActive && gf_mo_should_deactivate(st->txh.stream) ) {
movietexture_deactivate(st, txnode);
}
}
/*first frame is fetched*/
if (!st->first_frame_fetched && (txh->needs_refresh) ) {
st->first_frame_fetched = 1;
txnode->duration_changed = gf_mo_get_duration(txh->stream);
gf_node_event_out(txh->owner, 7/*"duration_changed"*/);
/*stop stream if needed*/
if (!txnode->isActive && txh->is_open) {
gf_mo_pause(txh->stream);
/*make sure the refresh flag is not cleared*/
txh->needs_refresh = 1;
gf_sc_invalidate(txh->compositor, NULL);
}
}
if (txh->needs_refresh) {
/*mark all subtrees using this image as dirty*/
gf_node_dirty_parents(txh->owner);
}
}
static void audioclip_traverse(GF_Node *node, void *rs, Bool is_destroy)
{
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
M_AudioClip *ac = (M_AudioClip *)node;
AudioClipStack *st = (AudioClipStack *)gf_node_get_private(node);
if (is_destroy) {
gf_sc_audio_predestroy(&st->input);
if (st->time_handle.is_registered) {
gf_sc_unregister_time_node(st->input.compositor, &st->time_handle);
}
gf_free(st);
return;
}
if (st->failure) return;
/*check end of stream*/
if (st->input.stream && st->input.stream_finished) {
if (gf_mo_get_loop(st->input.stream, ac->loop)) {
gf_sc_audio_restart(&st->input);
} else if (ac->isActive && gf_mo_should_deactivate(st->input.stream)) {
/*deactivate*/
audioclip_deactivate(st, ac);
}
}
if (ac->isActive) {
gf_sc_audio_register(&st->input, (GF_TraverseState*)rs);
}
if (st->set_duration && st->input.stream) {
ac->duration_changed = gf_mo_get_duration(st->input.stream);
gf_node_event_out_str(node, "duration_changed");
st->set_duration = 0;
}
/*store mute flag*/
st->input.is_muted = tr_state->switched_off;
}
static void svg_audio_smil_evaluate_ex(SMIL_Timing_RTI *rti, Fixed normalized_scene_time, u32 status, GF_Node *slave_audio, GF_Node *video)
{
GF_Node *audio;
SVG_audio_stack *stack;
audio = slave_audio;
if (!audio) audio = gf_smil_get_element(rti);
stack = (SVG_audio_stack *)gf_node_get_private(audio);
switch (status) {
case SMIL_TIMING_EVAL_UPDATE:
if (!stack->is_active && !stack->is_error) {
if (stack->aurl.count) {
SVGAllAttributes atts;
Bool lock_timeline = GF_FALSE;
gf_svg_flatten_attributes((SVG_Element*) (video ? video : audio), &atts);
if (atts.syncBehavior) lock_timeline = (*atts.syncBehavior == SMIL_SYNCBEHAVIOR_LOCKED) ? GF_TRUE : GF_FALSE;
if (gf_sc_audio_open(&stack->input, &stack->aurl,
atts.clipBegin ? (*atts.clipBegin) : 0.0,
atts.clipEnd ? (*atts.clipEnd) : -1.0,
lock_timeline) == GF_OK)
{
gf_mo_set_speed(stack->input.stream, FIX_ONE);
stack->is_active = GF_TRUE;
} else {
stack->is_error = GF_TRUE;
}
}
}
else if (!slave_audio && stack->input.stream_finished && (gf_smil_get_media_duration(rti) < 0) ) {
Double dur = gf_mo_get_duration(stack->input.stream);
if (dur <= 0) {
dur = gf_mo_get_last_frame_time(stack->input.stream);
dur /= 1000;
}
gf_smil_set_media_duration(rti, dur);
}
break;
case SMIL_TIMING_EVAL_REPEAT:
if (stack->is_active)
gf_sc_audio_restart(&stack->input);
break;
case SMIL_TIMING_EVAL_FREEZE:
gf_sc_audio_stop(&stack->input);
stack->is_active = GF_FALSE;
break;
case SMIL_TIMING_EVAL_REMOVE:
gf_sc_audio_stop(&stack->input);
stack->is_active = GF_FALSE;
break;
case SMIL_TIMING_EVAL_DEACTIVATE:
if (stack->is_active) {
gf_sc_audio_stop(&stack->input);
gf_sc_audio_unregister(&stack->input);
stack->is_active = GF_FALSE;
}
break;
}
}