GF_EXPORT
GF_Err gf_sc_audio_open(GF_AudioInput *ai, MFURL *url, Double clipBegin, Double clipEnd, Bool lock_timeline)
{
u32 i;
if (ai->is_open) return GF_BAD_PARAM;
/*get media object*/
ai->stream = gf_mo_register(ai->owner, url, lock_timeline, 0);
/*bad URL*/
if (!ai->stream) return GF_NOT_SUPPORTED;
/*request play*/
gf_mo_play(ai->stream, clipBegin, clipEnd, 0);
ai->stream_finished = 0;
ai->is_open = 1;
gf_mo_set_flag(ai->stream, GF_MO_IS_INIT, 0);
if (ai->filter) gf_af_del(ai->filter);
ai->filter = NULL;
for (i=0; i<url->count; i++) {
if (url->vals[i].url && !strnicmp(url->vals[i].url, "#filter=", 8)) {
ai->filter = gf_af_new(ai->compositor, &ai->input_ifce, url->vals[i].url+8);
if (ai->filter)
break;
}
}
return GF_OK;
}
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 setup_texture_object(GF_TextureHandler *txh, Bool private_media)
{
if (!txh->tx_io) {
gf_sc_texture_allocate(txh);
if (!txh->tx_io) return;
gf_mo_get_visual_info(txh->stream, &txh->width, &txh->height, &txh->stride, &txh->pixel_ar, &txh->pixelformat, &txh->is_flipped);
if (private_media) {
txh->transparent = 1;
txh->pixelformat = GF_PIXEL_ARGB;
txh->flags |= GF_SR_TEXTURE_PRIVATE_MEDIA;
} else {
txh->transparent = 0;
switch (txh->pixelformat) {
case GF_PIXEL_ALPHAGREY:
case GF_PIXEL_ARGB:
case GF_PIXEL_RGBA:
case GF_PIXEL_YUVA:
case GF_PIXEL_RGBDS:
txh->transparent = 1;
break;
}
}
gf_mo_set_flag(txh->stream, GF_MO_IS_INIT, 1);
}
}
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 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 Bool gf_audio_input_get_config(GF_AudioInterface *aifc, Bool for_recf)
{
GF_AudioInput *ai = (GF_AudioInput *) aifc->callback;
if (!ai->stream) return 0;
/*watchout for object reuse*/
if (aifc->samplerate && (gf_mo_get_flags(ai->stream) & GF_MO_IS_INIT)) return 1;
if (!for_recf)
return 0;
gf_mo_get_audio_info(ai->stream, &aifc->samplerate, &aifc->bps , &aifc->chan, &aifc->ch_cfg);
if (aifc->samplerate * aifc->chan * aifc->bps && ((aifc->chan<=2) || aifc->ch_cfg)) {
gf_mo_set_flag(ai->stream, GF_MO_IS_INIT, 1);
return 1;
}
gf_mo_set_flag(ai->stream, GF_MO_IS_INIT, 0);
return 0;
}
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);
}
}