void MC_Modified(GF_Node *node)
{
MediaControlStack *stack =(MediaControlStack *) gf_node_get_private(node);
if (!stack) return;
if (stack->changed!=2) {
/*check URL*/
if (MC_URLChanged(&stack->url, &stack->control->url))
stack->changed = 2;
/*check speed (play/pause)*/
else if (stack->media_speed != stack->control->mediaSpeed)
stack->changed = 1;
/*check mediaStartTime (seek)*/
else if (stack->media_start != stack->control->mediaStartTime) {
/*do not reevaluate if mediaStartTime is reset to -1 (current time)*/
if (stack->control->mediaStartTime!=-1.0)
stack->changed = 2;
/*check mediaStopTime <0 (timeshift buffer control)*/
} else if (stack->media_stop != stack->control->mediaStopTime) {
if (stack->control->mediaStopTime<=0)
stack->changed = 2;
}
// else stack->changed = 1;
}
gf_node_dirty_set( gf_sg_get_root_node(gf_node_get_graph(node)), 0, 1);
/*invalidate scene, we recompute MC state in render*/
gf_term_invalidate_compositor(stack->parent->root_od->term);
}
static void svg_a_set_view(GF_Node *handler, GF_Compositor *compositor, const char *url)
{
gf_scene_set_fragment_uri(handler, url);
/*force recompute viewbox of root SVG - FIXME in full this should be the parent svg*/
gf_node_dirty_set(gf_sg_get_root_node(gf_node_get_graph(handler)), 0, 0);
compositor->trans_x = compositor->trans_y = 0;
compositor->rotation = 0;
compositor->zoom = FIX_ONE;
compositor_2d_set_user_transform(compositor, FIX_ONE, 0, 0, 0);
gf_sc_invalidate(compositor, NULL);
}
GF_Node *compositor_svg_get_xlink_resource_node(GF_Node *node, XMLRI *xlink)
{
SVGlinkStack *stack;
switch (gf_node_get_tag(node)) {
case TAG_SVG_animation:
stack = gf_node_get_private(node);
return gf_sg_get_root_node(stack->inline_sg);
case TAG_SVG_use:
stack = gf_node_get_private(node);
if (stack && stack->fragment_id)
return gf_sg_find_node_by_name(stack->inline_sg, (char *) stack->fragment_id+1);
return xlink ? xlink->target : NULL;
}
return NULL;
}
void V4SceneManager::LoadFile(const char *path)
{
LoadCommon();
GF_Terminal *term = m_gpac_panel->GetMPEG4Terminal();
/* Loading of a file (BT, MP4 ...) and modification of the SceneManager */
GF_SceneLoader load;
memset(&load, 0, sizeof(GF_SceneLoader));
load.fileName = path;
load.ctx = m_pSm;
if (strstr(path, ".mp4") || strstr(path, ".MP4") ) load.isom = gf_isom_open(path, GF_ISOM_OPEN_READ, NULL);
gf_sm_load_init(&load);
gf_sm_load_run(&load);
gf_sm_load_done(&load);
if (load.isom) gf_isom_delete(load.isom);
/* SceneManager should be initialized and filled correctly */
gf_sg_set_scene_size_info(m_pIs->graph, m_pSm->scene_width, m_pSm->scene_height, m_pSm->is_pixel_metrics);
// TODO : replace with GetBifsStream
GF_StreamContext *sc = (GF_StreamContext *) gf_list_get(m_pSm->streams,0);
if (sc->streamType == 3) {
GF_AUContext *au = (GF_AUContext *) gf_list_get(sc->AUs,0);
GF_Command *c = (GF_Command *) gf_list_get(au->commands,0);
//gf_sg_command_apply(m_pIs->graph, c, 0);
/* This is a patch to solve the save pb:
When ApplyCommand is made on a Scene Replace Command
The command node is set to NULL
When we save a BIFS stream whose first command is of this kind,
the file saver thinks the bifs commands should come from an NHNT file
This is a temporary patch */
if (c->tag == GF_SG_SCENE_REPLACE) { c->node = m_pIs->graph->RootNode; }
}
gf_sc_set_scene(term->compositor, m_pIs->graph);
m_pIs->graph_attached = 1;
// TODO : read actual values from file
SetLength(50);
SetFrameRate(25);
// retrieves all the node from the tree and adds them to the node pool
GF_Node * root = gf_sg_get_root_node(m_pIs->graph);
// CreateDictionnary();
}
void compositor_init_svg_svg(GF_Compositor *compositor, GF_Node *node)
{
GF_Node *root;
SVGsvgStack *stack;
GF_SAFEALLOC(stack, SVGsvgStack);
root = gf_sg_get_root_node(gf_node_get_graph(node));
stack->root_svg = (root==node) ? 1 : 0;
if (stack->root_svg) {
GF_SAFEALLOC(stack->svg_props, SVGPropertiesPointers);
gf_svg_properties_init_pointers(stack->svg_props);
}
gf_mx2d_init(stack->viewbox_mx);
gf_node_set_private(node, stack);
gf_node_set_callback_function(node, svg_traverse_svg);
}
// CreateDictionnary -- Create the root node of the dictionnary and populates it
void V4SceneManager::CreateDictionnary() {
GF_Node * root = gf_sg_get_root_node(m_pIs->graph);
dictionnary = NewNode(TAG_MPEG4_Switch);
// Insert the dictionnary in the scene and gives it a name
gf_node_insert_child(root, dictionnary, 0);
gf_node_register(dictionnary, root);
gf_node_set_id(dictionnary, gf_sg_get_next_available_node_id(m_pIs->graph), DICTNAME);
// makes the dictionnary invisible
// the number 1 field is the "whichChoice", setting it to -1 makes it display nothing
GF_FieldInfo field;
gf_node_get_field(dictionnary, 1, &field);
frame->GetFieldView()->SetFieldValue(field, &wxString("-1"), -1); // TODO : maybe put the method SetFieldValue somewhere more accessible
// populates dictionnary with the root node of the scene
AddToDictionnary(root);
}
void VTT_UpdateSizeInfo(VTTDec *vttdec)
{
u32 w, h;
GF_FieldInfo info;
char szVB[100];
GF_Node *root = gf_sg_get_root_node(vttdec->sg);
if (!root) return;
w = vttdec->scene->root_od->term->compositor->display_width;
h = vttdec->scene->root_od->term->compositor->display_height;
w=1280;
h=720;
/*apply*/
gf_sg_set_scene_size_info(vttdec->sg, w, h, GF_TRUE);
sprintf(szVB, "0 0 %d %d", w, h);
gf_node_get_attribute_by_tag(root, TAG_SVG_ATT_viewBox, GF_TRUE, GF_FALSE, &info);
gf_svg_parse_attribute(root, &info, szVB, 0);
}
void visual_2d_pick_node(GF_VisualManager *visual, GF_TraverseState *tr_state, GF_Event *ev, GF_ChildNodeItem *children)
{
GF_Matrix2D backup;
visual->bounds_tracker_modif_flag = DRAWABLE_HAS_CHANGED_IN_LAST_TRAVERSE;
gf_mx2d_copy(backup, tr_state->transform);
visual_2d_setup_projection(visual, tr_state);
visual->compositor->hit_node = NULL;
tr_state->ray.orig.x = INT2FIX(ev->mouse.x);
tr_state->ray.orig.y = INT2FIX(ev->mouse.y);
tr_state->ray.orig.z = 0;
tr_state->ray.dir.x = 0;
tr_state->ray.dir.y = 0;
tr_state->ray.dir.z = -FIX_ONE;
visual->compositor->hit_world_point = tr_state->ray.orig;
visual->compositor->hit_world_ray = tr_state->ray;
visual->compositor->hit_square_dist = 0;
gf_list_reset(visual->compositor->sensors);
tr_state->traversing_mode = TRAVERSE_PICK;
/*not the root scene, use children list*/
if (visual->compositor->visual != visual) {
while (children) {
gf_node_traverse(children->node, tr_state);
children = children->next;
}
} else {
u32 i = 0;
GF_SceneGraph *sg = visual->compositor->scene;
GF_Node *root = gf_sg_get_root_node(sg);
gf_node_traverse(root, tr_state);
while ((sg = (GF_SceneGraph*)gf_list_enum(visual->compositor->extra_scenes, &i))) {
gf_sc_traverse_subscene(visual->compositor, root, sg, tr_state);
}
}
gf_mx2d_copy(tr_state->transform, backup);
}
void V4SceneGraph::LoadFile(const char *path)
{
GF_SceneLoader load;
if (m_pSm) {
gf_sr_set_scene(m_pSr, NULL);
gf_sm_del(m_pSm);
gf_sg_del(m_pSg);
}
// initializes a new scene
// We need an GF_InlineScene, a SceneManager and an GF_ObjectManager
m_pIs = gf_is_new(NULL);
m_pSg = m_pIs->graph;
m_pSm = gf_sm_new(m_pSg);
m_pIs->root_od = gf_odm_new();
m_pIs->root_od->parentscene = NULL;
m_pIs->root_od->subscene = m_pIs;
m_pIs->root_od->term = m_term;
m_term->root_scene = m_pIs;
// TODO : what's the use of this ?
if (m_pOriginal_mp4) gf_free(m_pOriginal_mp4);
m_pOriginal_mp4 = NULL;
/* Loading of a file (BT, MP4 ...) and modification of the SceneManager */
memset(&load, 0, sizeof(GF_SceneLoader));
load.fileName = path;
load.ctx = m_pSm;
load.cbk = this;
if (strstr(path, ".mp4") || strstr(path, ".MP4") ) load.isom = gf_isom_open(path, GF_ISOM_OPEN_READ, NULL);
gf_sm_load_init(&load);
gf_sm_load_run(&load);
gf_sm_load_done(&load);
if (load.isom) gf_isom_delete(load.isom);
/* SceneManager should be initialized and filled correctly */
gf_sg_set_scene_size_info(m_pSg, m_pSm->scene_width, m_pSm->scene_height, m_pSm->is_pixel_metrics);
// TODO : replace with GetBifsStream
GF_StreamContext *sc = (GF_StreamContext *) gf_list_get(m_pSm->streams,0);
if (sc->streamType == 3) {
GF_AUContext *au = (GF_AUContext *) gf_list_get(sc->AUs,0);
GF_Command *c = (GF_Command *) gf_list_get(au->commands,0);
gf_sg_command_apply(m_pSg, c, 0);
/* This is a patch to solve the save pb:
When ApplyCommand is made on a Scene Replace Command
The command node is set to NULL
When we save a BIFS stream whose first command is of this kind,
the file saver thinks the bifs commands should come from an NHNT file
This is a temporary patch */
if (c->tag == GF_SG_SCENE_REPLACE) { c->node = m_pSg->RootNode; }
}
gf_sr_set_scene(m_pSr, m_pSg);
// retrieves all the node from the tree and adds them to the node pool
GF_Node * root = gf_sg_get_root_node(m_pSg);
CreateDictionnary();
}
static void svg2bifs_node_start(void *sax_cbck, const char *name, const char *name_space, const GF_XMLAttribute *attributes, u32 nb_attributes)
{
u32 i;
SVG_SANI_BIFS_Converter *converter = (SVG_SANI_BIFS_Converter *)sax_cbck;
SVGPropertiesPointers *backup_props;
char *id_string = NULL;
u32 tag = gf_svg_get_element_tag(name);
SVG_Element *elt = (SVG_Element*)gf_node_new(converter->svg_sg, tag);
if (!gf_sg_get_root_node(converter->svg_sg)) {
gf_node_register((GF_Node *)elt, NULL);
gf_sg_set_root_node(converter->svg_sg, (GF_Node *)elt);
} else {
gf_node_register((GF_Node *)elt, converter->svg_parent);
//gf_node_list_add_child(&((GF_ParentNode*)converter->svg_parent)->children, (GF_Node *)elt);
}
converter->svg_parent = (GF_Node *)elt;
// fprintf(stdout, "Converting %s\n", gf_node_get_class_name((GF_Node *)elt));
// if (converter->bifs_parent) fprintf(stdout, "%s\n", gf_node_get_class_name(converter->bifs_parent));
for (i=0; i<nb_attributes; i++) {
GF_XMLAttribute *att = (GF_XMLAttribute *)&attributes[i];
if (!att->value || !strlen(att->value)) continue;
if (!stricmp(att->name, "style")) {
gf_svg_parse_style((GF_Node *)elt, att->value);
} else if (!stricmp(att->name, "id") || !stricmp(att->name, "xml:id")) {
gf_svg_parse_element_id((GF_Node *)elt, att->value, 0);
id_string = att->value;
} else {
GF_FieldInfo info;
if (gf_node_get_field_by_name((GF_Node *)elt, att->name, &info)==GF_OK) {
gf_svg_parse_attribute((GF_Node *)elt, &info, att->value, 0);
} else {
fprintf(stdout, "Skipping attribute %s\n", att->name);
}
}
}
memset(&converter->all_atts, 0, sizeof(SVGAllAttributes));
gf_svg_flatten_attributes(elt, &converter->all_atts);
backup_props = gf_malloc(sizeof(SVGPropertiesPointers));
memcpy(backup_props, &converter->svg_props, sizeof(SVGPropertiesPointers));
gf_node_set_private((GF_Node *)elt, backup_props);
gf_svg_apply_inheritance(&converter->all_atts, &converter->svg_props);
if (!gf_sg_get_root_node(converter->bifs_sg)) {
if (tag == TAG_SVG_svg) {
GF_Node *node, *child;
converter->bifs_sg->usePixelMetrics = 1;
if (converter->all_atts.width && converter->all_atts.width->type == SVG_NUMBER_VALUE) {
converter->bifs_sg->width = FIX2INT(converter->all_atts.width->value);
} else {
converter->bifs_sg->width = 320;
}
if (converter->all_atts.height && converter->all_atts.height->type == SVG_NUMBER_VALUE) {
converter->bifs_sg->height = FIX2INT(converter->all_atts.height->value);
} else {
converter->bifs_sg->height = 200;
}
node = gf_node_new(converter->bifs_sg, TAG_MPEG4_OrderedGroup);
gf_node_register(node, NULL);
gf_sg_set_root_node(converter->bifs_sg, node);
/* SVG to BIFS coordinate transformation */
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Viewport);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
if (converter->all_atts.viewBox) {
M_Viewport *vp = (M_Viewport*)child;
vp->size.x = converter->all_atts.viewBox->width;
vp->size.y = converter->all_atts.viewBox->height;
vp->position.x = converter->all_atts.viewBox->x+converter->all_atts.viewBox->width/2;
vp->position.y = -(converter->all_atts.viewBox->y+converter->all_atts.viewBox->height/2);
} else {
M_Viewport *vp = (M_Viewport*)child;
vp->size.x = INT2FIX(converter->bifs_sg->width);
vp->size.y = INT2FIX(converter->bifs_sg->height);
vp->position.x = INT2FIX(converter->bifs_sg->width)/2;
vp->position.y = -INT2FIX(converter->bifs_sg->height)/2;
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Background2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
{
M_Background2D *b = (M_Background2D *)child;
b->backColor.red = FIX_ONE;
b->backColor.green = FIX_ONE;
b->backColor.blue = FIX_ONE;
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
{
M_Transform2D *tr = (M_Transform2D *)node;
tr->scale.y = -FIX_ONE;
}
converter->bifs_parent = node;
}
} else {
GF_Node *node, *child;
node = converter->bifs_parent;
switch(tag) {
case TAG_SVG_g:
{
if (converter->all_atts.transform) {
node = add_transform(converter, node);
converter->bifs_parent = node;
} else {
M_Group *g = (M_Group*)gf_node_new(converter->bifs_sg, TAG_MPEG4_Group);
gf_node_register((GF_Node *)g, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, (GF_Node *)g);
node = (GF_Node *)g;
converter->bifs_parent = node;
}
}
break;
case TAG_SVG_rect:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
if (converter->all_atts.x || converter->all_atts.y) {
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
{
M_Transform2D *tr = (M_Transform2D *)node;
if (converter->all_atts.x) tr->translation.x = converter->all_atts.x->value + (converter->all_atts.width?converter->all_atts.width->value/2:0);
if (converter->all_atts.y) tr->translation.y = converter->all_atts.y->value + (converter->all_atts.height?converter->all_atts.height->value/2:0);
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_Shape *shape = (M_Shape *)node;
shape->geometry = gf_node_new(converter->bifs_sg, TAG_MPEG4_Rectangle);
gf_node_register(shape->geometry, (GF_Node *)shape);
{
M_Rectangle *rect = (M_Rectangle *)shape->geometry;
if (converter->all_atts.width) rect->size.x = converter->all_atts.width->value;
if (converter->all_atts.height) rect->size.y = converter->all_atts.height->value;
}
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_path:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
if (converter->all_atts.x || converter->all_atts.y) {
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
{
M_Transform2D *tr = (M_Transform2D *)node;
if (converter->all_atts.x) tr->translation.x = converter->all_atts.x->value;
if (converter->all_atts.y) tr->translation.y = converter->all_atts.y->value;
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_Shape *shape = (M_Shape *)node;
shape->geometry = gf_node_new(converter->bifs_sg, TAG_MPEG4_XCurve2D);
gf_node_register(shape->geometry, (GF_Node *)shape);
if (converter->all_atts.d) {
M_Coordinate2D *c2d;
M_XCurve2D *xc = (M_XCurve2D *)shape->geometry;
u32 i, j, c;
xc->point = gf_node_new(converter->bifs_sg, TAG_MPEG4_Coordinate2D);
c2d = (M_Coordinate2D *)xc->point;
gf_node_register(xc->point, (GF_Node *)xc);
gf_sg_vrml_mf_alloc(&c2d->point, GF_SG_VRML_MFVEC2F, converter->all_atts.d->n_points);
j= 0;
for (i = 0; i < converter->all_atts.d->n_points; i++) {
if (converter->all_atts.d->tags[i] != GF_PATH_CLOSE || i == converter->all_atts.d->n_points-1) {
c2d->point.vals[j] = converter->all_atts.d->points[i];
j++;
}
}
c2d->point.count = j;
gf_sg_vrml_mf_alloc(&xc->type, GF_SG_VRML_MFINT32, converter->all_atts.d->n_points);
c = 0;
j = 0;
xc->type.vals[0] = 0;
for (i = 1; i < converter->all_atts.d->n_points; i++) {
switch(converter->all_atts.d->tags[i]) {
case GF_PATH_CURVE_ON:
if (c < converter->all_atts.d->n_contours &&
i-1 == converter->all_atts.d->contours[c]) {
xc->type.vals[j] = 0;
c++;
} else {
xc->type.vals[j] = 1;
}
break;
case GF_PATH_CURVE_CUBIC:
xc->type.vals[j] = 2;
i+=2;
break;
case GF_PATH_CLOSE:
xc->type.vals[j] = 6;
break;
case GF_PATH_CURVE_CONIC:
xc->type.vals[j] = 7;
i++;
break;
}
j++;
}
xc->type.count = j;
}
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_polyline:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_Shape *shape = (M_Shape *)node;
shape->geometry = gf_node_new(converter->bifs_sg, TAG_MPEG4_IndexedFaceSet2D);
gf_node_register(shape->geometry, (GF_Node *)shape);
if (converter->all_atts.points) {
M_Coordinate2D *c2d;
M_IndexedFaceSet2D *ifs = (M_IndexedFaceSet2D *)shape->geometry;
u32 i;
ifs->coord = gf_node_new(converter->bifs_sg, TAG_MPEG4_Coordinate2D);
c2d = (M_Coordinate2D *)ifs->coord;
gf_node_register(ifs->coord, (GF_Node *)ifs);
gf_sg_vrml_mf_alloc(&c2d->point, GF_SG_VRML_MFVEC2F, gf_list_count(*converter->all_atts.points));
for (i = 0; i < gf_list_count(*converter->all_atts.points); i++) {
SVG_Point *p = (SVG_Point *)gf_list_get(*converter->all_atts.points, i);
c2d->point.vals[i].x = p->x;
c2d->point.vals[i].y = p->y;
}
}
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_text:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
{
M_Transform2D *tr = (M_Transform2D *)child;
if (converter->all_atts.text_x) tr->translation.x = ((SVG_Coordinate *)gf_list_get(*converter->all_atts.text_x, 0))->value;
if (converter->all_atts.text_y) tr->translation.y = ((SVG_Coordinate *)gf_list_get(*converter->all_atts.text_y, 0))->value;
tr->scale.y = -FIX_ONE;
}
node = child;
child = NULL;
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_FontStyle *fs;
M_Text *text;
M_Shape *shape = (M_Shape *)node;
text = (M_Text *)gf_node_new(converter->bifs_sg, TAG_MPEG4_Text);
shape->geometry = (GF_Node *)text;
converter->bifs_text_node = shape->geometry;
gf_node_register(shape->geometry, (GF_Node *)shape);
fs = (M_FontStyle *)gf_node_new(converter->bifs_sg, TAG_MPEG4_XFontStyle);
gf_node_register((GF_Node *)fs, (GF_Node*)text);
text->fontStyle = (GF_Node *)fs;
gf_sg_vrml_mf_alloc(&fs->family, GF_SG_VRML_MFSTRING, 1);
fs->family.vals[0] = strdup(converter->svg_props.font_family->value);
fs->size = converter->svg_props.font_size->value;
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_ellipse:
case TAG_SVG_circle:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
if (converter->all_atts.cx || converter->all_atts.cy) {
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
{
M_Transform2D *tr = (M_Transform2D *)child;
if (converter->all_atts.cx) tr->translation.x = converter->all_atts.cx->value;
if (converter->all_atts.cy) tr->translation.y = converter->all_atts.cy->value;
}
node = child;
child = NULL;
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_Shape *shape = (M_Shape *)node;
if (tag == TAG_SVG_ellipse) {
M_Ellipse *e = (M_Ellipse *)gf_node_new(converter->bifs_sg, TAG_MPEG4_Ellipse);
shape->geometry = (GF_Node *)e;
e->radius.x = converter->all_atts.rx->value;
e->radius.y = converter->all_atts.ry->value;
} else {
M_Circle *c = (M_Circle *)gf_node_new(converter->bifs_sg, TAG_MPEG4_Circle);
shape->geometry = (GF_Node *)c;
c->radius = converter->all_atts.r->value;
}
gf_node_register(shape->geometry, (GF_Node *)shape);
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_defs:
{
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Switch);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
{
M_Switch *sw = (M_Switch *)node;
sw->whichChoice = -1;
}
converter->bifs_parent = node;
}
break;
case TAG_SVG_solidColor:
{
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
converter->bifs_parent = node;
}
break;
default:
{
fprintf(stdout, "Warning: element %s not supported \n", gf_node_get_class_name((GF_Node *)elt));
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
converter->bifs_parent = node;
}
break;
}
if (id_string)
gf_node_set_id(converter->bifs_parent, gf_node_get_id((GF_Node *)elt), gf_node_get_name((GF_Node *)elt));
}
}
static Bool gf_sm_check_for_modif(GF_SceneEngine *seng, GF_AUContext *au)
{
GF_Command *com;
Bool modified=0;
u32 i=0;
/*au is marked as modified - this happens when commands are concatenated into the au*/
if (au->flags & GF_SM_AU_MODIFIED) {
au->flags &= ~GF_SM_AU_MODIFIED;
modified=1;
}
/*check each command*/
while (NULL != (com = gf_list_enum(au->commands, &i))) {
u32 j=0;
GF_CommandField *field;
if (!com->node) continue;
/*check root node (for SCENE_REPLACE) */
if (gf_node_dirty_get(com->node)) {
modified=1;
gf_node_dirty_reset(com->node, 1);
}
/*check all command fields of type SFNODE or MFNODE*/
while (NULL != (field = gf_list_enum(com->command_fields, &j))) {
switch (field->fieldType) {
case GF_SG_VRML_SFNODE:
if (field->new_node) {
if (gf_node_dirty_get(field->new_node)) {
modified=1;
gf_node_dirty_reset(field->new_node, 1);
}
}
break;
case GF_SG_VRML_MFNODE:
if (field->field_ptr) {
GF_ChildNodeItem *child;
child = field->node_list;
while (child) {
if (gf_node_dirty_get(child->node)) {
modified=1;
gf_node_dirty_reset(child->node, 1);
}
child = child->next;
}
}
break;
}
}
}
if (!seng->first_dims_sent) {
if (au->owner->objectType==GPAC_OTI_SCENE_DIMS) {
GF_Node *root = gf_sg_get_root_node(seng->ctx->scene_graph);
if (gf_node_dirty_get(root)) {
modified=1;
gf_node_dirty_reset(root, 1);
}
} else {
}
seng->first_dims_sent = 1;
}
return modified;
}
Bool gf_sc_fit_world_to_screen(GF_Compositor *compositor)
{
GF_TraverseState tr_state;
SFVec3f pos, diff;
Fixed dist, d;
GF_Camera *cam;
GF_Node *top;
#ifndef GPAC_DISABLE_VRML
// if (gf_list_count(compositor->visual->back_stack)) return;
if (gf_list_count(compositor->visual->view_stack)) return 0;
#endif
gf_mx_p(compositor->mx);
top = gf_sg_get_root_node(compositor->scene);
if (!top) {
gf_mx_v(compositor->mx);
return 0;
}
memset(&tr_state, 0, sizeof(GF_TraverseState));
gf_mx_init(tr_state.model_matrix);
tr_state.traversing_mode = TRAVERSE_GET_BOUNDS;
tr_state.visual = compositor->visual;
gf_node_traverse(top, &tr_state);
if (gf_node_dirty_get(top)) {
tr_state.bbox.is_set = 0;
}
if (!tr_state.bbox.is_set) {
gf_mx_v(compositor->mx);
/*empty world ...*/
if (tr_state.bbox.radius==-1) return 1;
/*2D world with 3D camera forced*/
if (tr_state.bounds.width&&tr_state.bounds.height) return 1;
return 0;
}
cam = &compositor->visual->camera;
cam->world_bbox = tr_state.bbox;
/*fit is based on bounding sphere*/
dist = gf_divfix(tr_state.bbox.radius, gf_sin(cam->fieldOfView/2) );
gf_vec_diff(diff, cam->center, tr_state.bbox.center);
/*do not update if camera is outside the scene bounding sphere and dist is too close*/
if (gf_vec_len(diff) > tr_state.bbox.radius + cam->radius) {
gf_vec_diff(diff, cam->vp_position, tr_state.bbox.center);
d = gf_vec_len(diff);
if (d<dist) {
gf_mx_v(compositor->mx);
return 1;
}
}
diff = gf_vec_scale(camera_get_pos_dir(cam), dist);
gf_vec_add(pos, tr_state.bbox.center, diff);
diff = cam->position;
camera_set_vectors(cam, pos, cam->vp_orientation, cam->fieldOfView);
cam->position = diff;
camera_move_to(cam, pos, cam->target, cam->up);
cam->examine_center = tr_state.bbox.center;
cam->flags |= CF_STORE_VP;
if (cam->z_far < dist) cam->z_far = 10*dist;
camera_changed(compositor, cam);
gf_mx_v(compositor->mx);
return 1;
}
GF_Err gf_sr_set_scene(GF_Renderer *sr, GF_SceneGraph *scene_graph)
{
u32 width, height;
Bool do_notif;
if (!sr) return GF_BAD_PARAM;
gf_sr_lock(sr, 1);
GF_LOG(GF_LOG_DEBUG, GF_LOG_RENDER, (scene_graph ? "[Render] Attaching new scene\n" : "[Render] Detaching scene\n"));
if (sr->audio_renderer && (sr->scene != scene_graph)) {
GF_LOG(GF_LOG_DEBUG, GF_LOG_RENDER, ("[Render] Reseting audio render\n"));
gf_sr_ar_reset(sr->audio_renderer);
}
#ifdef GF_SR_EVENT_QUEUE
GF_LOG(GF_LOG_DEBUG, GF_LOG_RENDER, ("[Render] Reseting event queue\n"));
gf_mx_p(sr->ev_mx);
while (gf_list_count(sr->events)) {
GF_Event *ev = (GF_Event*)gf_list_get(sr->events, 0);
gf_list_rem(sr->events, 0);
free(ev);
}
#endif
GF_LOG(GF_LOG_DEBUG, GF_LOG_RENDER, ("[Render] Reseting render module\n"));
/*reset main surface*/
sr->visual_renderer->SceneReset(sr->visual_renderer);
/*set current graph*/
sr->scene = scene_graph;
do_notif = 0;
if (scene_graph) {
#ifndef GPAC_DISABLE_SVG
SVG_Length *w, *h;
#endif
const char *opt;
Bool is_svg = 0;
u32 tag;
GF_Node *top_node;
Bool had_size_info = sr->has_size_info;
/*get pixel size if any*/
gf_sg_get_scene_size_info(sr->scene, &width, &height);
sr->has_size_info = (width && height) ? 1 : 0;
if (sr->has_size_info != had_size_info) sr->scene_width = sr->scene_height = 0;
/*default back color is black*/
if (! (sr->user->init_flags & GF_TERM_WINDOWLESS)) sr->back_color = 0xFF000000;
top_node = gf_sg_get_root_node(sr->scene);
tag = 0;
if (top_node) tag = gf_node_get_tag(top_node);
#ifndef GPAC_DISABLE_SVG
w = h = NULL;
if ((tag>=GF_NODE_RANGE_FIRST_SVG) && (tag<=GF_NODE_RANGE_LAST_SVG)) {
GF_FieldInfo info;
is_svg = 1;
if (gf_svg_get_attribute_by_tag(top_node, TAG_SVG_ATT_width, 0, 0, &info)==GF_OK)
w = info.far_ptr;
if (gf_svg_get_attribute_by_tag(top_node, TAG_SVG_ATT_height, 0, 0, &info)==GF_OK)
h = info.far_ptr;
}
#ifdef GPAC_ENABLE_SVG_SA
else if ((tag>=GF_NODE_RANGE_FIRST_SVG_SA) && (tag<=GF_NODE_RANGE_LAST_SVG_SA)) {
SVG_SA_svgElement *root = (SVG_SA_svgElement *) top_node;
is_svg = 1;
w = &root->width;
h = &root->height;
}
#endif
#ifdef GPAC_ENABLE_SVG_SANI
else if ((tag>=GF_NODE_RANGE_FIRST_SVG_SANI) && (tag<=GF_NODE_RANGE_LAST_SVG_SANI)) {
SVG_SANI_svgElement *root = (SVG_SANI_svgElement*) top_node;
is_svg = 1;
w = &root->width;
h = &root->height;
}
#endif
/*default back color is white*/
if (is_svg && ! (sr->user->init_flags & GF_TERM_WINDOWLESS)) sr->back_color = 0xFFFFFFFF;
/*hack for SVG where size is set in %*/
if (!sr->has_size_info && w && h) {
sr->has_size_info = 1;
sr->aspect_ratio = GF_ASPECT_RATIO_FILL_SCREEN;
if (w->type!=SVG_NUMBER_PERCENTAGE) {
width = FIX2INT(convert_svg_length_to_user(sr, w) );
} else {
width = 320; //FIX2INT(root->viewBox.width);
}
if (h->type!=SVG_NUMBER_PERCENTAGE) {
height = FIX2INT(convert_svg_length_to_user(sr, h) );
} else {
height = 240; //FIX2INT(root->viewBox.height);
}
}
#endif
/*default back color is key color*/
if (sr->user->init_flags & GF_TERM_WINDOWLESS) {
opt = gf_cfg_get_key(sr->user->config, "Rendering", "ColorKey");
if (opt) {
u32 r, g, b, a;
sscanf(opt, "%02X%02X%02X%02X", &a, &r, &g, &b);
sr->back_color = GF_COL_ARGB(0xFF, r, g, b);
}
}
/*set scene size only if different, otherwise keep scaling/FS*/
if ( !width || (sr->scene_width!=width) || !height || (sr->scene_height!=height)) {
do_notif = sr->has_size_info || (!sr->scene_width && !sr->scene_height);
SR_SetSceneSize(sr, width, height);
/*get actual size in pixels*/
width = sr->scene_width;
height = sr->scene_height;
if (!sr->user->os_window_handler) {
/*only notify user if we are attached to a window*/
do_notif = 0;
if (sr->video_out->max_screen_width && (width > sr->video_out->max_screen_width))
width = sr->video_out->max_screen_width;
if (sr->video_out->max_screen_height && (height > sr->video_out->max_screen_height))
height = sr->video_out->max_screen_height;
gf_sr_set_size(sr,width, height);
}
}
}
SR_ResetFrameRate(sr);
#ifdef GF_SR_EVENT_QUEUE
gf_mx_v(sr->ev_mx);
#endif
gf_sr_lock(sr, 0);
/*here's a nasty trick: the app may respond to this by calling a gf_sr_set_size from a different
thread, but in an atomic way (typically happen on Win32 when changing the window size). WE MUST
NOTIFY THE SIZE CHANGE AFTER RELEASING THE RENDERER MUTEX*/
if (do_notif && sr->user->EventProc) {
GF_Event evt;
evt.type = GF_EVENT_SCENE_SIZE;
evt.size.width = width;
evt.size.height = height;
sr->user->EventProc(sr->user->opaque, &evt);
}
if (scene_graph)
sr->draw_next_frame = 1;
return GF_OK;
}
static void svg_traverse_resource(GF_Node *node, void *rs, Bool is_destroy, Bool is_foreign_object)
{
GF_Matrix2D backup_matrix;
GF_Matrix mx_3d;
GF_Matrix2D translate;
SVGPropertiesPointers backup_props;
u32 backup_flags, dirty;
Bool is_fragment;
GF_Node *used_node;
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
SVGAllAttributes all_atts;
SVGlinkStack *stack = gf_node_get_private(node);
SFVec2f prev_vp;
SVG_Number *prev_opacity;
if (is_destroy) {
if (stack->resource) gf_mo_unload_xlink_resource(node, stack->resource);
gf_free(stack);
return;
}
gf_svg_flatten_attributes((SVG_Element *)node, &all_atts);
if (!all_atts.xlink_href) return;
if (!compositor_svg_traverse_base(node, &all_atts, tr_state, &backup_props, &backup_flags))
return;
dirty = gf_node_dirty_get(node);
if (dirty & GF_SG_CHILD_DIRTY) drawable_reset_group_highlight(tr_state, node);
if (dirty & GF_SG_SVG_XLINK_HREF_DIRTY) {
stack->fragment_id = NULL;
stack->inline_sg = NULL;
if (all_atts.xlink_href->string && (all_atts.xlink_href->string[0]=='#')) {
stack->fragment_id = all_atts.xlink_href->string;
stack->inline_sg = gf_node_get_graph(node);
} else {
GF_MediaObject *new_res = gf_mo_load_xlink_resource(node, is_foreign_object, 0, -1);
if (new_res != stack->resource) {
if (stack->resource) gf_mo_unload_xlink_resource(node, stack->resource);
stack->resource = new_res;
}
}
}
gf_node_dirty_clear(node, 0);
/*locate the used node - this is done at each step to handle progressive loading*/
is_fragment = 0;
used_node = NULL;
if (!stack->inline_sg && !stack->fragment_id && all_atts.xlink_href) {
if (all_atts.xlink_href->type == XMLRI_ELEMENTID) {
used_node = all_atts.xlink_href->target;
is_fragment = 1;
} else if (stack->resource) {
stack->inline_sg = gf_mo_get_scenegraph(stack->resource);
if (!is_foreign_object) {
stack->fragment_id = strchr(all_atts.xlink_href->string, '#');
}
}
}
if (!used_node && stack->inline_sg) {
if (stack->fragment_id) {
used_node = gf_sg_find_node_by_name(stack->inline_sg, (char *) stack->fragment_id+1);
is_fragment = 1;
} else if (is_foreign_object) {
used_node = gf_sg_get_root_node(stack->inline_sg);
}
}
if (!used_node) goto end;
/*stack use nodes for picking*/
gf_list_add(tr_state->use_stack, used_node);
gf_list_add(tr_state->use_stack, node);
gf_mx2d_init(translate);
translate.m[2] = (all_atts.x ? all_atts.x->value : 0);
translate.m[5] = (all_atts.y ? all_atts.y->value : 0);
/*update VP size (SVG 1.1)*/
prev_vp = tr_state->vp_size;
if (all_atts.width && all_atts.height) {
tr_state->vp_size.x = gf_sc_svg_convert_length_to_display(tr_state->visual->compositor, all_atts.width);
tr_state->vp_size.y = gf_sc_svg_convert_length_to_display(tr_state->visual->compositor, all_atts.height);
}
prev_opacity = tr_state->parent_use_opacity;
tr_state->parent_use_opacity = all_atts.opacity;
if (tr_state->traversing_mode == TRAVERSE_GET_BOUNDS) {
compositor_svg_apply_local_transformation(tr_state, &all_atts, &backup_matrix, &mx_3d);
if (!compositor_svg_is_display_off(tr_state->svg_props)) {
gf_node_traverse(used_node, tr_state);
gf_mx2d_apply_rect(&translate, &tr_state->bounds);
}
compositor_svg_restore_parent_transformation(tr_state, &backup_matrix, &mx_3d);
}
/*SORT mode and visible, traverse*/
else if (!compositor_svg_is_display_off(tr_state->svg_props)
&& (*(tr_state->svg_props->visibility) != SVG_VISIBILITY_HIDDEN)) {
compositor_svg_apply_local_transformation(tr_state, &all_atts, &backup_matrix, &mx_3d);
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) {
gf_mx_add_matrix_2d(&tr_state->model_matrix, &translate);
if (tr_state->traversing_mode==TRAVERSE_SORT) {
GF_Matrix tmp;
gf_mx_from_mx2d(&tmp, &translate);
visual_3d_matrix_add(tr_state->visual, tmp.m);
}
} else
#endif
gf_mx2d_pre_multiply(&tr_state->transform, &translate);
drawable_check_focus_highlight(node, tr_state, NULL);
if (is_fragment) {
gf_node_traverse(used_node, tr_state);
} else {
gf_sc_traverse_subscene(tr_state->visual->compositor, node, stack->inline_sg, tr_state);
}
compositor_svg_restore_parent_transformation(tr_state, &backup_matrix, &mx_3d);
}
gf_list_rem_last(tr_state->use_stack);
gf_list_rem_last(tr_state->use_stack);
tr_state->vp_size = prev_vp;
tr_state->parent_use_opacity = prev_opacity;
end:
memcpy(tr_state->svg_props, &backup_props, sizeof(SVGPropertiesPointers));
tr_state->svg_flags = backup_flags;
}
static GF_Err SVG_ProcessData(GF_SceneDecoder *plug, const char *inBuffer, u32 inBufferLength,
u16 ES_ID, u32 stream_time, u32 mmlevel)
{
GF_Err e = GF_OK;
SVGIn *svgin = (SVGIn *)plug->privateStack;
if (stream_time==(u32)-1) {
if (svgin->src) gzclose(svgin->src);
svgin->src = NULL;
gf_sm_load_done(&svgin->loader);
svgin->loader.fileName = NULL;
svgin->file_pos = 0;
gf_sg_reset(svgin->scene->graph);
return GF_OK;
}
switch (svgin->oti) {
/*!OTI for SVG dummy stream (dsi = file name) - GPAC internal*/
case GPAC_OTI_PRIVATE_SCENE_SVG:
/*full doc parsing*/
if ((svgin->sax_max_duration==(u32) -1) && svgin->file_size) {
/*init step*/
if (!svgin->loader.fileName) {
/*not done yet*/
if (!svg_check_download(svgin)) return GF_OK;
svgin->loader.fileName = svgin->file_name;
e = gf_sm_load_init(&svgin->loader);
} else {
e = gf_sm_load_run(&svgin->loader);
}
}
/*chunk parsing*/
else {
u32 entry_time;
char file_buf[SVG_PROGRESSIVE_BUFFER_SIZE+2];
/*initial load*/
if (!svgin->src && !svgin->file_pos) {
svgin->src = gzopen(svgin->file_name, "rb");
if (!svgin->src) return GF_URL_ERROR;
svgin->loader.fileName = svgin->file_name;
gf_sm_load_init(&svgin->loader);
}
e = GF_OK;
entry_time = gf_sys_clock();
while (1) {
u32 diff;
s32 nb_read;
nb_read = gzread(svgin->src, file_buf, SVG_PROGRESSIVE_BUFFER_SIZE);
/*we may have read nothing but we still need to call parse in case the parser got suspended*/
if (nb_read<=0) {
nb_read = 0;
if ((e==GF_EOS) && gzeof(svgin->src)) {
gf_set_progress("SVG Parsing", svgin->file_pos, svgin->file_size);
gzclose(svgin->src);
svgin->src = NULL;
gf_sm_load_done(&svgin->loader);
}
goto exit;
}
file_buf[nb_read] = file_buf[nb_read+1] = 0;
e = gf_sm_load_string(&svgin->loader, file_buf, 0);
svgin->file_pos += nb_read;
/*handle decompression*/
if (svgin->file_pos > svgin->file_size) svgin->file_size = svgin->file_pos + 1;
if (e) break;
gf_set_progress("SVG Parsing", svgin->file_pos, svgin->file_size);
diff = gf_sys_clock() - entry_time;
if (diff > svgin->sax_max_duration) {
break;
}
}
}
break;
/*!OTI for streaming SVG - GPAC internal*/
case GPAC_OTI_SCENE_SVG:
e = gf_sm_load_string(&svgin->loader, inBuffer, 0);
break;
/*!OTI for streaming SVG + gz - GPAC internal*/
case GPAC_OTI_SCENE_SVG_GZ:
e = svgin_deflate(svgin, inBuffer, inBufferLength);
break;
/*!OTI for DIMS (dsi = 3GPP DIMS configuration) - GPAC internal*/
case GPAC_OTI_SCENE_DIMS:
{
u8 prev, dims_hdr;
u32 nb_bytes, size;
u64 pos;
char * buf2 = gf_malloc(inBufferLength);
GF_BitStream *bs = gf_bs_new(inBuffer, inBufferLength, GF_BITSTREAM_READ);
memcpy(buf2, inBuffer, inBufferLength);
// FILE *f = gf_f64_open("dump.svg", "wb");
//
while (gf_bs_available(bs)) {
pos = gf_bs_get_position(bs);
size = gf_bs_read_u16(bs);
nb_bytes = 2;
/*GPAC internal hack*/
if (!size) {
size = gf_bs_read_u32(bs);
nb_bytes = 6;
}
// gf_fwrite( inBuffer + pos + nb_bytes + 1, 1, size - 1, f );
dims_hdr = gf_bs_read_u8(bs);
prev = buf2[pos + nb_bytes + size];
buf2[pos + nb_bytes + size] = 0;
if (dims_hdr & GF_DIMS_UNIT_C) {
e = svgin_deflate(svgin, buf2 + pos + nb_bytes + 1, size - 1);
} else {
e = gf_sm_load_string(&svgin->loader, buf2 + pos + nb_bytes + 1, 0);
}
buf2[pos + nb_bytes + size] = prev;
gf_bs_skip_bytes(bs, size-1);
}
// fclose(f);
gf_bs_del(bs);
}
break;
default:
return GF_BAD_PARAM;
}
exit:
if ((e>=GF_OK) && (svgin->scene->graph_attached!=1) && (gf_sg_get_root_node(svgin->loader.scene_graph)!=NULL) ) {
gf_scene_attach_to_compositor(svgin->scene);
}
/*prepare for next playback*/
if (e) {
gf_sm_load_done(&svgin->loader);
svgin->loader.fileName = NULL;
e = GF_EOS;
}
return e;
}
static void svg2bifs_node_start(void *sax_cbck, const char *name, const char *name_space, const GF_XMLAttribute *attributes, u32 nb_attributes)
{
u32 i;
SVG2BIFS_Converter *converter = (SVG2BIFS_Converter *)sax_cbck;
SVGPropertiesPointers *backup_props;
char *id_string = NULL;
u32 tag;
SVG_Element *elt;
SVG_DeferedAnimation *anim = NULL;
tag = gf_xml_get_element_tag(name, 0);
elt = (SVG_Element*)gf_node_new(converter->svg_sg, tag);
if (!gf_sg_get_root_node(converter->svg_sg)) {
gf_node_register((GF_Node *)elt, NULL);
gf_sg_set_root_node(converter->svg_sg, (GF_Node *)elt);
} else {
gf_node_register((GF_Node *)elt, converter->svg_parent);
//gf_node_list_add_child(&((GF_ParentNode*)converter->svg_parent)->children, (GF_Node *)elt);
}
// fprintf(stdout, "Converting %s\n", gf_node_get_class_name((GF_Node *)elt));
// if (converter->bifs_parent) fprintf(stdout, "%s\n", gf_node_get_class_name(converter->bifs_parent));
if (gf_svg_is_animation_tag(tag)) {
GF_SAFEALLOC(anim, SVG_DeferedAnimation);
/*default anim target is parent node*/
anim->animation_elt = elt;
if (converter->svg_parent) {
anim->target = anim->anim_parent = (SVG_Element*) converter->svg_parent;
}
}
for (i=0; i<nb_attributes; i++) {
GF_XMLAttribute *att = (GF_XMLAttribute *)&attributes[i];
if (!att->value || !strlen(att->value)) continue;
if (!stricmp(att->name, "style")) {
gf_svg_parse_style((GF_Node *)elt, att->value);
} else if (!stricmp(att->name, "id") || !stricmp(att->name, "xml:id")) {
gf_svg_parse_element_id((GF_Node *)elt, att->value, 0);
id_string = att->value;
} else if (anim && !stricmp(att->name, "to")) {
anim->to = gf_strdup(att->value);
} else if (anim && !stricmp(att->name, "from")) {
anim->from = gf_strdup(att->value);
} else if (anim && !stricmp(att->name, "by")) {
anim->by = gf_strdup(att->value);
} else if (anim && !stricmp(att->name, "values")) {
anim->values = gf_strdup(att->value);
} else if (anim && (tag == TAG_SVG_animateTransform) && !stricmp(att->name, "type")) {
anim->type = gf_strdup(att->value);
} else {
GF_FieldInfo info;
if (gf_node_get_field_by_name((GF_Node *)elt, att->name, &info)==GF_OK) {
gf_svg_parse_attribute((GF_Node *)elt, &info, att->value, 0);
} else {
fprintf(stdout, "Skipping attribute %s\n", att->name);
}
}
}
if (anim) {
svg_parse_animation(converter->svg_sg, anim);
}
memset(&converter->all_atts, 0, sizeof(SVGAllAttributes));
gf_svg_flatten_attributes(elt, &converter->all_atts);
backup_props = gf_malloc(sizeof(SVGPropertiesPointers));
memcpy(backup_props, &converter->svg_props, sizeof(SVGPropertiesPointers));
gf_node_set_private((GF_Node *)elt, backup_props);
gf_svg_apply_inheritance(&converter->all_atts, &converter->svg_props);
fprintf(stdout, "START\t%s\t%s\t%s", converter->svg_parent ? gf_node_get_class_name(converter->svg_parent) : "none", converter->bifs_parent ? gf_node_get_class_name(converter->bifs_parent) : "none", name);
converter->svg_parent = (GF_Node *)elt;
if (!gf_sg_get_root_node(converter->bifs_sg)) {
if (tag == TAG_SVG_svg) {
GF_Node *node, *child;
converter->bifs_sg->usePixelMetrics = 1;
if (converter->all_atts.width && converter->all_atts.width->type == SVG_NUMBER_VALUE) {
converter->bifs_sg->width = FIX2INT(converter->all_atts.width->value);
} else {
converter->bifs_sg->width = 320;
}
if (converter->all_atts.height && converter->all_atts.height->type == SVG_NUMBER_VALUE) {
converter->bifs_sg->height = FIX2INT(converter->all_atts.height->value);
} else {
converter->bifs_sg->height = 200;
}
node = gf_node_new(converter->bifs_sg, TAG_MPEG4_OrderedGroup);
gf_node_register(node, NULL);
gf_sg_set_root_node(converter->bifs_sg, node);
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_QuantizationParameter);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
{
M_QuantizationParameter *qp = (M_QuantizationParameter *)child;
qp->useEfficientCoding = 1;
}
/* SVG to BIFS coordinate transformation */
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Viewport);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
{
M_Viewport *vp = (M_Viewport*)child;
if (converter->all_atts.viewBox) {
vp->size.x = converter->all_atts.viewBox->width;
vp->size.y = converter->all_atts.viewBox->height;
vp->position.x = converter->all_atts.viewBox->x+converter->all_atts.viewBox->width/2;
vp->position.y = -(converter->all_atts.viewBox->y+converter->all_atts.viewBox->height/2);
} else {
vp->size.x = INT2FIX(converter->bifs_sg->width);
vp->size.y = INT2FIX(converter->bifs_sg->height);
vp->position.x = INT2FIX(converter->bifs_sg->width)/2;
vp->position.y = -INT2FIX(converter->bifs_sg->height)/2;
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Background2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
{
M_Background2D *b = (M_Background2D *)child;
b->backColor.red = FIX_ONE;
b->backColor.green = FIX_ONE;
b->backColor.blue = FIX_ONE;
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
{
M_Transform2D *tr = (M_Transform2D *)node;
tr->scale.y = -FIX_ONE;
}
converter->bifs_parent = node;
}
} else {
GF_Node *node, *child;
node = converter->bifs_parent;
switch(tag) {
case TAG_SVG_g:
{
if (converter->all_atts.transform) {
node = add_transform_matrix(converter, node);
converter->bifs_parent = node;
} else {
M_Group *g = (M_Group*)gf_node_new(converter->bifs_sg, TAG_MPEG4_Group);
gf_node_register((GF_Node *)g, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, (GF_Node *)g);
node = (GF_Node *)g;
converter->bifs_parent = node;
}
}
break;
case TAG_SVG_rect:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform_matrix(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
if (converter->force_transform) {
node = add_transform2d(converter, node);
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
}
if (converter->all_atts.x || converter->all_atts.y) {
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
{
M_Transform2D *tr = (M_Transform2D *)node;
if (converter->all_atts.x) tr->translation.x = converter->all_atts.x->value + (converter->all_atts.width?converter->all_atts.width->value/2:0);
if (converter->all_atts.y) tr->translation.y = converter->all_atts.y->value + (converter->all_atts.height?converter->all_atts.height->value/2:0);
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_Shape *shape = (M_Shape *)node;
shape->geometry = gf_node_new(converter->bifs_sg, TAG_MPEG4_Rectangle);
gf_node_register(shape->geometry, (GF_Node *)shape);
{
M_Rectangle *rect = (M_Rectangle *)shape->geometry;
if (converter->all_atts.width) rect->size.x = converter->all_atts.width->value;
if (converter->all_atts.height) rect->size.y = converter->all_atts.height->value;
}
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_path:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform_matrix(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
if (converter->force_transform) {
node = add_transform2d(converter, node);
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
}
if (converter->all_atts.x || converter->all_atts.y) {
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
{
M_Transform2D *tr = (M_Transform2D *)node;
if (converter->all_atts.x) tr->translation.x = converter->all_atts.x->value;
if (converter->all_atts.y) tr->translation.y = converter->all_atts.y->value;
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_Shape *shape = (M_Shape *)node;
shape->geometry = gf_node_new(converter->bifs_sg, TAG_MPEG4_XCurve2D);
gf_node_register(shape->geometry, (GF_Node *)shape);
if (converter->all_atts.d) {
M_Coordinate2D *c2d;
M_XCurve2D *xc = (M_XCurve2D *)shape->geometry;
u32 i, j, c, k;
xc->point = gf_node_new(converter->bifs_sg, TAG_MPEG4_Coordinate2D);
c2d = (M_Coordinate2D *)xc->point;
gf_node_register(xc->point, (GF_Node *)xc);
gf_sg_vrml_mf_alloc(&c2d->point, GF_SG_VRML_MFVEC2F, converter->all_atts.d->n_points);
gf_sg_vrml_mf_alloc(&xc->type, GF_SG_VRML_MFINT32, converter->all_atts.d->n_points);
c = 0;
k = 0;
j = 0;
c2d->point.vals[k] = converter->all_atts.d->points[0];
k++;
xc->type.vals[0] = 0;
for (i = 1; i < converter->all_atts.d->n_points; ) {
switch(converter->all_atts.d->tags[i]) {
case GF_PATH_CURVE_ON:
c2d->point.vals[k] = converter->all_atts.d->points[i];
k++;
if (i-1 == converter->all_atts.d->contours[c]) {
xc->type.vals[j] = 0;
c++;
} else {
xc->type.vals[j] = 1;
}
i++;
break;
case GF_PATH_CURVE_CUBIC:
c2d->point.vals[k] = converter->all_atts.d->points[i];
c2d->point.vals[k+1] = converter->all_atts.d->points[i+1];
c2d->point.vals[k+2] = converter->all_atts.d->points[i+2];
k+=3;
xc->type.vals[j] = 2;
if (converter->all_atts.d->tags[i+2]==GF_PATH_CLOSE) {
j++;
xc->type.vals[j] = 6;
}
i+=3;
break;
case GF_PATH_CLOSE:
xc->type.vals[j] = 6;
i++;
break;
case GF_PATH_CURVE_CONIC:
c2d->point.vals[k] = converter->all_atts.d->points[i];
c2d->point.vals[k+1] = converter->all_atts.d->points[i+1];
k+=2;
xc->type.vals[j] = 7;
if (converter->all_atts.d->tags[i+1]==GF_PATH_CLOSE) {
j++;
xc->type.vals[j] = 6;
}
i+=2;
break;
}
j++;
}
xc->type.count = j;
c2d->point.count = k;
}
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_polyline:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform_matrix(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
if (converter->force_transform) {
node = add_transform2d(converter, node);
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_Shape *shape = (M_Shape *)node;
shape->geometry = gf_node_new(converter->bifs_sg, TAG_MPEG4_IndexedFaceSet2D);
gf_node_register(shape->geometry, (GF_Node *)shape);
if (converter->all_atts.points) {
M_Coordinate2D *c2d;
M_IndexedFaceSet2D *ifs = (M_IndexedFaceSet2D *)shape->geometry;
u32 i;
ifs->coord = gf_node_new(converter->bifs_sg, TAG_MPEG4_Coordinate2D);
c2d = (M_Coordinate2D *)ifs->coord;
gf_node_register(ifs->coord, (GF_Node *)ifs);
gf_sg_vrml_mf_alloc(&c2d->point, GF_SG_VRML_MFVEC2F, gf_list_count(*converter->all_atts.points));
for (i = 0; i < gf_list_count(*converter->all_atts.points); i++) {
SVG_Point *p = (SVG_Point *)gf_list_get(*converter->all_atts.points, i);
c2d->point.vals[i].x = p->x;
c2d->point.vals[i].y = p->y;
}
}
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_text:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform_matrix(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
if (converter->force_transform) {
node = add_transform2d(converter, node);
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
{
M_Transform2D *tr = (M_Transform2D *)child;
if (converter->all_atts.text_x) tr->translation.x = ((SVG_Coordinate *)gf_list_get(*converter->all_atts.text_x, 0))->value;
if (converter->all_atts.text_y) tr->translation.y = ((SVG_Coordinate *)gf_list_get(*converter->all_atts.text_y, 0))->value;
tr->scale.y = -FIX_ONE;
}
node = child;
child = NULL;
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_FontStyle *fs;
M_Text *text;
M_Shape *shape = (M_Shape *)node;
text = (M_Text *)gf_node_new(converter->bifs_sg, TAG_MPEG4_Text);
shape->geometry = (GF_Node *)text;
converter->bifs_text_node = shape->geometry;
gf_node_register(shape->geometry, (GF_Node *)shape);
fs = (M_FontStyle *)gf_node_new(converter->bifs_sg, TAG_MPEG4_XFontStyle);
gf_node_register((GF_Node *)fs, (GF_Node*)text);
text->fontStyle = (GF_Node *)fs;
gf_sg_vrml_mf_alloc(&fs->family, GF_SG_VRML_MFSTRING, 1);
fs->family.vals[0] = gf_strdup(converter->svg_props.font_family->value);
fs->size = converter->svg_props.font_size->value;
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_ellipse:
case TAG_SVG_circle:
{
Bool is_parent_set = 0;
if (converter->all_atts.transform) {
node = add_transform_matrix(converter, node);
converter->bifs_parent = node;
is_parent_set = 1;
}
if (converter->force_transform) {
node = add_transform2d(converter, node);
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
}
if (converter->all_atts.cx || converter->all_atts.cy) {
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
{
M_Transform2D *tr = (M_Transform2D *)child;
if (converter->all_atts.cx) tr->translation.x = converter->all_atts.cx->value;
if (converter->all_atts.cy) tr->translation.y = converter->all_atts.cy->value;
}
node = child;
child = NULL;
if (!is_parent_set) {
converter->bifs_parent = node;
is_parent_set = 1;
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
if (!is_parent_set) converter->bifs_parent = node;
{
M_Shape *shape = (M_Shape *)node;
if (tag == TAG_SVG_ellipse) {
M_Ellipse *e = (M_Ellipse *)gf_node_new(converter->bifs_sg, TAG_MPEG4_Ellipse);
shape->geometry = (GF_Node *)e;
e->radius.x = converter->all_atts.rx->value;
e->radius.y = converter->all_atts.ry->value;
} else {
M_Circle *c = (M_Circle *)gf_node_new(converter->bifs_sg, TAG_MPEG4_Circle);
shape->geometry = (GF_Node *)c;
c->radius = converter->all_atts.r->value;
}
gf_node_register(shape->geometry, (GF_Node *)shape);
shape->appearance = create_appearance(&converter->svg_props, converter->bifs_sg);
gf_node_register(shape->appearance, (GF_Node *)shape);
}
}
break;
case TAG_SVG_defs:
{
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Switch);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
{
M_Switch *sw = (M_Switch *)node;
sw->whichChoice = -1;
}
converter->bifs_parent = node;
}
break;
case TAG_SVG_solidColor:
{
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Shape);
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
converter->bifs_parent = node;
}
break;
case TAG_SVG_animateTransform:
{
GF_Node *child_ts;
if (!gf_node_get_id(node)) {
gf_node_set_id(node, gf_sg_get_next_available_node_id(converter->bifs_sg), NULL);
}
child_ts = gf_node_new(converter->bifs_sg, TAG_MPEG4_TimeSensor);
if (!gf_node_get_id(child_ts)) {
gf_node_set_id(child_ts, gf_sg_get_next_available_node_id(converter->bifs_sg), NULL);
}
gf_node_register(child_ts, node);
gf_node_list_add_child(&((GF_ParentNode *)node)->children, child_ts);
{
M_TimeSensor *ts = (M_TimeSensor *)child_ts;
if (converter->all_atts.dur) {
ts->cycleInterval = converter->all_atts.dur->clock_value;
}
if (converter->all_atts.repeatCount && converter->all_atts.repeatCount->type == SMIL_REPEATCOUNT_INDEFINITE) {
ts->loop = 1;
}
}
if (converter->all_atts.transform_type) {
GF_FieldInfo fromField, toField;
switch (*converter->all_atts.transform_type) {
case SVG_TRANSFORM_ROTATE:
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_PositionInterpolator2D);
if (!gf_node_get_id(child)) {
gf_node_set_id(child, gf_sg_get_next_available_node_id(converter->bifs_sg), NULL);
}
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode *)node)->children, child);
gf_node_get_field_by_name(child_ts, "fraction_changed", &fromField);
gf_node_get_field_by_name(child, "set_fraction", &toField);
gf_sg_route_new(converter->bifs_sg, child_ts, fromField.fieldIndex, child, toField.fieldIndex);
gf_node_get_field_by_name(child, "value_changed", &fromField);
gf_node_get_field_by_name(node, "rotationAngle", &toField);
gf_sg_route_new(converter->bifs_sg, child, fromField.fieldIndex, node, toField.fieldIndex);
{
M_PositionInterpolator2D *pi2d = (M_PositionInterpolator2D *)child;
if (converter->all_atts.keyTimes) {
SFFloat *g;
u32 count, i;
count = gf_list_count(*converter->all_atts.keyTimes);
for (i = 0; i < count; i++) {
Fixed *f = gf_list_get(*converter->all_atts.keyTimes, i);
gf_sg_vrml_mf_append(&pi2d->key, GF_SG_VRML_MFFLOAT, &g);
*g = *f;
}
}
if (converter->all_atts.values) {
SFVec2f *g;
u32 count, i;
count = gf_list_count(converter->all_atts.values->values);
for (i = 0; i < count; i++) {
SVG_Point_Angle *p;
p = gf_list_get(converter->all_atts.values->values, i);
gf_sg_vrml_mf_append(&pi2d->keyValue, GF_SG_VRML_MFVEC2F, &g);
g->x = p->x;
g->y = p->y;
}
}
}
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_ScalarInterpolator);
if (!gf_node_get_id(child)) {
gf_node_set_id(child, gf_sg_get_next_available_node_id(converter->bifs_sg), NULL);
}
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode *)node)->children, child);
gf_node_get_field_by_name(child_ts, "fraction_changed", &fromField);
gf_node_get_field_by_name(child, "set_fraction", &toField);
gf_sg_route_new(converter->bifs_sg, child_ts, fromField.fieldIndex, child, toField.fieldIndex);
gf_node_get_field_by_name(child, "value_changed", &fromField);
gf_node_get_field_by_name(node, "center", &toField);
gf_sg_route_new(converter->bifs_sg, child, fromField.fieldIndex, node, toField.fieldIndex);
{
M_ScalarInterpolator *si = (M_ScalarInterpolator *)child;
if (converter->all_atts.keyTimes) {
SFFloat *g;
u32 count, i;
count = gf_list_count(*converter->all_atts.keyTimes);
for (i = 0; i < count; i++) {
Fixed *f = gf_list_get(*converter->all_atts.keyTimes, i);
gf_sg_vrml_mf_append(&si->key, GF_SG_VRML_MFFLOAT, &g);
*g = *f;
}
}
if (converter->all_atts.values) {
SFFloat *g;
u32 count, i;
count = gf_list_count(converter->all_atts.values->values);
for (i = 0; i < count; i++) {
SVG_Point_Angle *p;
p = gf_list_get(converter->all_atts.values->values, i);
gf_sg_vrml_mf_append(&si->keyValue, GF_SG_VRML_MFFLOAT, &g);
*g = p->angle;
}
}
}
break;
case SVG_TRANSFORM_SCALE:
case SVG_TRANSFORM_TRANSLATE:
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_PositionInterpolator2D);
if (!gf_node_get_id(child)) {
gf_node_set_id(child, gf_sg_get_next_available_node_id(converter->bifs_sg), NULL);
}
gf_node_register(child, node);
gf_node_list_add_child(&((GF_ParentNode *)node)->children, child);
gf_node_get_field_by_name(child_ts, "fraction_changed", &fromField);
gf_node_get_field_by_name(child, "set_fraction", &toField);
gf_sg_route_new(converter->bifs_sg, child_ts, fromField.fieldIndex, child, toField.fieldIndex);
gf_node_get_field_by_name(child, "value_changed", &fromField);
if (*converter->all_atts.transform_type == SVG_TRANSFORM_SCALE)
gf_node_get_field_by_name(node, "scale", &toField);
else
gf_node_get_field_by_name(node, "translation", &toField);
gf_sg_route_new(converter->bifs_sg, child, fromField.fieldIndex, node, toField.fieldIndex);
{
M_PositionInterpolator2D *pi2d = (M_PositionInterpolator2D *)child;
if (converter->all_atts.keyTimes) {
SFFloat *g;
u32 count, i;
count = gf_list_count(*converter->all_atts.keyTimes);
for (i = 0; i < count; i++) {
Fixed *f = gf_list_get(*converter->all_atts.keyTimes, i);
gf_sg_vrml_mf_append(&pi2d->key, GF_SG_VRML_MFFLOAT, &g);
*g = *f;
}
}
if (converter->all_atts.values) {
SFVec2f *g;
u32 count, i;
count = gf_list_count(converter->all_atts.values->values);
for (i = 0; i < count; i++) {
SVG_Point *p;
p = gf_list_get(converter->all_atts.values->values, i);
gf_sg_vrml_mf_append(&pi2d->keyValue, GF_SG_VRML_MFVEC2F, &g);
g->x = p->x;
g->y = p->y;
}
}
}
break;
default:
fprintf(stdout, "Warning: transformation type not supported \n");
}
}
//converter->bifs_parent = node;
}
break;
default:
{
fprintf(stdout, "Warning: element %s not supported \n", gf_node_get_class_name((GF_Node *)elt));
child = gf_node_new(converter->bifs_sg, TAG_MPEG4_Transform2D);
gf_node_register(child, node);
//gf_node_list_add_child(&((GF_ParentNode*)node)->children, child);
node = child;
child = NULL;
converter->bifs_parent = node;
}
break;
}
if (id_string)
gf_node_set_id(converter->bifs_parent, gf_sg_get_next_available_node_id(converter->bifs_sg), NULL);//gf_node_get_name((GF_Node *)elt));
}
fprintf(stdout, "\t%s\n", converter->bifs_parent ? gf_node_get_class_name(converter->bifs_parent) : "none");
}
void gf_sr_simulation_tick(GF_Renderer *sr)
{
u32 in_time, end_time, i, count;
/*lock renderer for the whole render cycle*/
gf_sr_lock(sr, 1);
/*first thing to do, let the video output handle user event if it is not threaded*/
sr->video_out->ProcessEvent(sr->video_out, NULL);
if (sr->freeze_display) {
gf_sr_lock(sr, 0);
gf_sleep(sr->frame_duration);
return;
}
gf_sr_reconfig_task(sr);
/* if there is no scene, we draw a black screen to flush the screen */
if (!sr->scene) {
sr->visual_renderer->DrawScene(sr->visual_renderer);
gf_sr_lock(sr, 0);
gf_sleep(sr->frame_duration);
return;
}
// GF_LOG(GF_LOG_DEBUG, GF_LOG_COMPOSE, ("[General] Time %f - Composing new frame #%d\n", gf_node_get_scene_time(gf_sg_get_root_node(sr->scene)), sr->frame_number));
in_time = gf_sys_clock();
if (sr->reset_graphics) sr->draw_next_frame = 1;
#ifdef GF_SR_EVENT_QUEUE
/*process pending user events*/
gf_mx_p(sr->ev_mx);
while (gf_list_count(sr->events)) {
GF_Event *ev = (GF_Event*)gf_list_get(sr->events, 0);
gf_list_rem(sr->events, 0);
if (!sr->visual_renderer->ExecuteEvent(sr->visual_renderer, ev)) {
SR_ForwardUserEvent(sr, ev);
}
free(ev);
}
gf_mx_v(sr->ev_mx);
#endif
#if 0
if (sr->frame_number == 0 && sr->user->EventProc) {
GF_Event evt;
evt.type = GF_EVENT_UPDATE_RTI;
evt.caption.caption = "UPDATE - Before first call to draw scene";
sr->user->EventProc(sr->user->opaque, &evt);
}
#endif
/*execute all routes before updating textures, otherwise nodes inside composite texture may never see their
dirty flag set*/
gf_sg_activate_routes(sr->scene);
#ifndef GPAC_DISABLE_SVG
#if SVG_FIXME
{ /* Experimental (Not SVG compliant system events (i.e. battery, cpu ...) triggered to the root node)*/
GF_Node *root = gf_sg_get_root_node(sr->scene);
GF_DOM_Event evt;
if (gf_dom_listener_count(root)) {
u32 i, count;
count = gf_dom_listener_count(root);
for (i=0;i<count; i++) {
SVG_SA_listenerElement *l = gf_dom_listener_get(root, i);
if (l->event.type == GF_EVENT_CPU) {
GF_SystemRTInfo sys_rti;
if (gf_sys_get_rti(500, &sys_rti, GF_RTI_ALL_PROCESSES_TIMES)) {
evt.type = GF_EVENT_CPU;
evt.cpu_percentage = sys_rti.total_cpu_usage;
//printf("%d\n",sys_rti.total_cpu_usage);
gf_dom_event_fire(root, NULL, &evt);
}
} else if (l->event.type == GF_EVENT_BATTERY) { //&& l->observer.target == (SVG_SA_Element *)node) {
evt.type = GF_EVENT_BATTERY;
gf_sys_get_battery_state(&evt.onBattery, &evt.batteryState, &evt.batteryLevel);
gf_dom_event_fire(root, NULL, &evt);
}
}
}
}
#endif
if (gf_smil_notify_timed_elements(sr->scene)) {
sr->draw_next_frame = 1;
}
#if 0
for (i=0; i<gf_list_count(sr->secondary_scenes); i++) {
if (gf_smil_notify_timed_elements(gf_list_get(sr->secondary_scenes, i))) {
sr->draw_next_frame = 1;
}
}
#endif
#endif
/*update all textures*/
count = gf_list_count(sr->textures);
for (i=0; i<count; i++) {
GF_TextureHandler *st = (GF_TextureHandler *)gf_list_get(sr->textures, i);
/*signal graphics reset before updating*/
if (sr->reset_graphics && st->hwtx) sr->visual_renderer->TextureHWReset(st);
st->update_texture_fcnt(st);
}
/*if invalidated, draw*/
if (sr->draw_next_frame) {
/*video flush only*/
if (sr->draw_next_frame==2) {
GF_Window rc;
rc.x = rc.y = 0;
rc.w = sr->width;
rc.h = sr->height;
sr->draw_next_frame = 0;
sr->video_out->Flush(sr->video_out, &rc);
} else {
sr->draw_next_frame = 0;
GF_LOG(GF_LOG_DEBUG, GF_LOG_RENDER, ("[Render] Redrawing scene\n"));
sr->visual_renderer->DrawScene(sr->visual_renderer);
#if 0
if (sr->frame_number == 0 && sr->user->EventProc) {
GF_Event evt;
evt.type = GF_EVENT_UPDATE_RTI;
evt.caption.caption = "Before first call to draw scene";
sr->user->EventProc(sr->user->opaque, &evt);
}
#endif
}
sr->reset_graphics = 0;
GF_LOG(GF_LOG_INFO, GF_LOG_RENDER, ("[Render] Scene drawn in %d ms\n", gf_sys_clock() - in_time));
if (sr->stress_mode) {
sr->draw_next_frame = 1;
sr->reset_graphics = 1;
}
}
/*release all textures - we must release them to handle a same OD being used by several textures*/
count = gf_list_count(sr->textures);
for (i=0; i<count; i++) {
GF_TextureHandler *st = (GF_TextureHandler *)gf_list_get(sr->textures, i);
gf_sr_texture_release_stream(st);
}
/*update all timed nodes */
for (i=0; i<gf_list_count(sr->time_nodes); i++) {
GF_TimeNode *tn = (GF_TimeNode *)gf_list_get(sr->time_nodes, i);
if (!tn->needs_unregister) tn->UpdateTimeNode(tn);
if (tn->needs_unregister) {
tn->is_registered = 0;
tn->needs_unregister = 0;
gf_list_rem(sr->time_nodes, i);
i--;
continue;
}
}
end_time = gf_sys_clock() - in_time;
gf_sr_lock(sr, 0);
sr->current_frame = (sr->current_frame+1) % GF_SR_FPS_COMPUTE_SIZE;
sr->frame_time[sr->current_frame] = end_time;
sr->frame_number++;
#if 0
if (sr->user->EventProc) {
char legend[100];
GF_Event evt;
evt.type = GF_EVENT_UPDATE_RTI;
sprintf(legend, "After rendering of frame %d", sr->frame_number);
evt.caption.caption = legend;
sr->user->EventProc(sr->user->opaque, &evt);
}
#endif
/*step mode on, pause and return*/
if (sr->step_mode) {
sr->step_mode = 0;
if (sr->term) gf_term_set_option(sr->term, GF_OPT_PLAY_STATE, GF_STATE_PAUSED);
return;
}
/*not threaded, let the owner decide*/
if ((sr->user->init_flags & GF_TERM_NO_VISUAL_THREAD) || !sr->frame_duration) return;
/*compute sleep time till next frame, otherwise we'll kill the CPU*/
i=1;
while (i * sr->frame_duration < end_time) i++;
in_time = i * sr->frame_duration - end_time;
gf_sleep(in_time);
}
