static void svg2bifs_text_content(void *sax_cbck, const char *text_content, Bool is_cdata)
{
SVG2BIFS_Converter *converter = (SVG2BIFS_Converter *)sax_cbck;
if (converter->bifs_text_node) {
M_Text *text = (M_Text *)converter->bifs_text_node;
gf_sg_vrml_mf_alloc(&text->string, GF_SG_VRML_MFSTRING, 1);
text->string.vals[0] = gf_strdup(text_content);
}
}
Bool InitCoordinateInterpolator4D(M_CoordinateInterpolator4D *node)
{
node->on_set_fraction = CI4D_SetFraction;
if (node->key.count && !(node->keyValue.count % node->key.count)) {
u32 i, numElemPerKey = node->keyValue.count / node->key.count;
gf_sg_vrml_mf_alloc(&node->value_changed, GF_SG_VRML_MFVEC4F, numElemPerKey);
for (i=0; i<numElemPerKey; i++)
node->value_changed.vals[i] = node->keyValue.vals[i];
}
return 1;
}
static void CI4D_SetFraction(GF_Node *n, GF_Route *route)
{
Fixed frac;
u32 numElemPerKey, i, j;
M_CoordinateInterpolator4D *_this = (M_CoordinateInterpolator4D *) n;
if (! _this->key.count) return;
if (_this->keyValue.count % _this->key.count) return;
numElemPerKey = _this->keyValue.count / _this->key.count;
//set size
if (_this->value_changed.count != numElemPerKey)
gf_sg_vrml_mf_alloc(&_this->value_changed, GF_SG_VRML_MFVEC4F, numElemPerKey);
if (_this->set_fraction < _this->key.vals[0]) {
for (i=0; i<numElemPerKey; i++)
_this->value_changed.vals[i] = _this->keyValue.vals[i];
} else if (_this->set_fraction > _this->key.vals[_this->key.count - 1]) {
for (i=0; i<numElemPerKey; i++)
_this->value_changed.vals[i] = _this->keyValue.vals[(_this->keyValue.count) - numElemPerKey + i];
} else {
for (j = 1; j < _this->key.count; j++) {
// Find the key values the fraction lies between
if ( _this->set_fraction < _this->key.vals[j-1]) continue;
if (_this->set_fraction >= _this->key.vals[j]) continue;
frac = GetInterpolateFraction(_this->key.vals[j-1], _this->key.vals[j], _this->set_fraction);
for (i=0; i<numElemPerKey; i++) {
_this->value_changed.vals[i].x = Interpolate(_this->keyValue.vals[(j-1)*numElemPerKey + i].x,
_this->keyValue.vals[(j)*numElemPerKey + i].x,
frac);
_this->value_changed.vals[i].y = Interpolate(_this->keyValue.vals[(j-1)*numElemPerKey + i].y,
_this->keyValue.vals[(j)*numElemPerKey + i].y,
frac);
_this->value_changed.vals[i].z = Interpolate(_this->keyValue.vals[(j-1)*numElemPerKey + i].z,
_this->keyValue.vals[(j)*numElemPerKey + i].z,
frac);
_this->value_changed.vals[i].q = Interpolate(_this->keyValue.vals[(j-1)*numElemPerKey + i].q,
_this->keyValue.vals[(j)*numElemPerKey + i].q,
frac);
}
break;
}
}
//invalidate
gf_node_event_out(n, 3);//"value_changed"
}
static void media_sensor_activate(MediaSensorStack *media_sens, GF_Segment *desc)
{
media_sens->sensor->isActive = 1;
gf_node_event_out((GF_Node *) media_sens->sensor, 4/*"isActive"*/);
/*set info*/
gf_sg_vrml_mf_reset(& media_sens->sensor->info, GF_SG_VRML_MFSTRING);
gf_sg_vrml_mf_alloc(& media_sens->sensor->info, GF_SG_VRML_MFSTRING, 1);
media_sens->sensor->info.vals[0] = desc->SegmentName ? gf_strdup(desc->SegmentName) : NULL;
gf_node_event_out((GF_Node *) media_sens->sensor, 5/*"info"*/);
/*set duration*/
media_sens->sensor->mediaDuration = desc->Duration;
gf_node_event_out((GF_Node *) media_sens->sensor, 3/*"mediaDuration"*/);
/*set seg start time*/
media_sens->sensor->streamObjectStartTime = desc->startTime;
gf_node_event_out((GF_Node *) media_sens->sensor, 2/*"streamObjectStartTime"*/);
}
static Bool CI_SetFraction(Fixed fraction, MFVec3f *vals, MFFloat *key, MFVec3f *keyValue)
{
Fixed frac;
u32 numElemPerKey, i, j;
if (! key->count) return 0;
if (keyValue->count % key->count) return 0;
numElemPerKey = keyValue->count / key->count;
if (vals->count != numElemPerKey) gf_sg_vrml_mf_alloc(vals, GF_SG_VRML_MFVEC3F, numElemPerKey);
if (fraction < key->vals[0]) {
for (i=0; i<numElemPerKey; i++)
vals->vals[i] = keyValue->vals[i];
} else if (fraction > key->vals[key->count - 1]) {
for (i=0; i<numElemPerKey; i++)
vals->vals[i] = keyValue->vals[(keyValue->count) - numElemPerKey + i];
} else {
for (j = 1; j < key->count; j++) {
// Find the key values the fraction lies between
if (fraction < key->vals[j-1]) continue;
if (fraction >= key->vals[j]) continue;
frac = GetInterpolateFraction(key->vals[j-1], key->vals[j], fraction);
for (i=0; i<numElemPerKey; i++) {
vals->vals[i].x = Interpolate(keyValue->vals[(j-1)*numElemPerKey + i].x,
keyValue->vals[(j)*numElemPerKey + i].x,
frac);
vals->vals[i].y = Interpolate(keyValue->vals[(j-1)*numElemPerKey + i].y,
keyValue->vals[(j)*numElemPerKey + i].y,
frac);
vals->vals[i].z = Interpolate(keyValue->vals[(j-1)*numElemPerKey + i].z,
keyValue->vals[(j)*numElemPerKey + i].z,
frac);
}
break;
}
}
return 1;
}
GF_Err BD_DecMFFieldVec(GF_BifsDecoder * codec, GF_BitStream *bs, GF_Node *node, GF_FieldInfo *field, Bool is_mem_com)
{
GF_Err e;
u32 NbBits, nbFields;
u32 i;
GF_ChildNodeItem *last;
u8 qp_local, qp_on, initial_qp;
GF_Node *new_node;
GF_FieldInfo sffield;
memset(&sffield, 0, sizeof(GF_FieldInfo));
sffield.fieldIndex = field->fieldIndex;
sffield.fieldType = gf_sg_vrml_get_sf_type(field->fieldType);
sffield.NDTtype = field->NDTtype;
initial_qp = qp_local = qp_on = 0;
//vector description - alloc the MF size before
NbBits = gf_bs_read_int(bs, 5);
nbFields = gf_bs_read_int(bs, NbBits);
if (codec->ActiveQP) {
initial_qp = 1;
/*this is for QP 14*/
gf_bifs_dec_qp14_set_length(codec, nbFields);
}
if (field->fieldType != GF_SG_VRML_MFNODE) {
e = gf_sg_vrml_mf_alloc(field->far_ptr, field->fieldType, nbFields);
if (e) return e;
for (i=0; i<nbFields; i++) {
e = gf_sg_vrml_mf_get_item(field->far_ptr, field->fieldType, & sffield.far_ptr, i);
if (e) return e;
e = gf_bifs_dec_sf_field(codec, bs, node, &sffield, 0);
}
} else {
last = NULL;
for (i=0; i<nbFields; i++) {
new_node = gf_bifs_dec_node(codec, bs, field->NDTtype);
if (new_node) {
e = gf_node_register(new_node, is_mem_com ? NULL : node);
if (e) return e;
if (node) {
/*special case for QP, register as the current QP*/
if (gf_node_get_tag(new_node) == TAG_MPEG4_QuantizationParameter) {
qp_local = ((M_QuantizationParameter *)new_node)->isLocal;
/*we have a QP in the same scope, remove previous
NB: we assume this is the right behaviour, the spec doesn't say
whether QP is cumulative or not*/
if (qp_on) gf_bifs_dec_qp_remove(codec, 0);
e = gf_bifs_dec_qp_set(codec, new_node);
if (e) return e;
qp_on = 1;
if (qp_local) qp_local = 2;
if (codec->force_keep_qp) {
e = gf_node_list_add_child_last(field->far_ptr, new_node, &last);
} else {
gf_node_register(new_node, NULL);
gf_node_unregister(new_node, node);
}
} else {
e = gf_node_list_add_child_last(field->far_ptr, new_node, &last);
}
}
/*proto coding*/
else if (codec->pCurrentProto) {
/*TO DO: what happens if this is a QP node on the interface ?*/
e = gf_node_list_add_child_last( (GF_ChildNodeItem **)field->far_ptr, new_node, &last);
}
} else {
return codec->LastError ? codec->LastError : GF_NON_COMPLIANT_BITSTREAM;
}
}
/*according to the spec, the QP applies to the current node itself, not just children.
If IsLocal is TRUE remove the node*/
if (qp_on && qp_local) {
if (qp_local == 2) {
qp_local = 1;
} else {
//ask to get rid of QP and reactivate if we had a QP when entering the node
gf_bifs_dec_qp_remove(codec, initial_qp);
qp_local = 0;
}
}
}
/*finally delete the QP if any (local or not) as we get out of this node*/
if (qp_on) gf_bifs_dec_qp_remove(codec, 1);
return GF_OK;
}
/*import cubic QTVR to mp4*/
GF_Err gf_sm_load_init_qt(GF_SceneLoader *load)
{
u32 i, di, w, h, tk, nb_samp;
Bool has_qtvr;
GF_ISOSample *samp;
GF_ISOFile *src;
GF_StreamContext *st;
GF_AUContext *au;
GF_Command *com;
M_Background *back;
M_NavigationInfo *ni;
M_Group *gr;
GF_ODUpdate *odU;
GF_SceneGraph *sg;
GF_ObjectDescriptor *od;
GF_ESD *esd;
if (!load->ctx) return GF_NOT_SUPPORTED;
src = gf_isom_open(load->fileName, GF_ISOM_OPEN_READ, NULL);
if (!src) return gf_qt_report(load, GF_URL_ERROR, "Opening file %s failed", load->fileName);
w = h = tk = 0;
nb_samp = 0;
has_qtvr = 0;
for (i=0; i<gf_isom_get_track_count(src); i++) {
switch (gf_isom_get_media_type(src, i+1)) {
case GF_ISOM_MEDIA_VISUAL:
if (gf_isom_get_media_subtype(src, i+1, 1) == GF_4CC('j', 'p', 'e', 'g')) {
GF_GenericSampleDescription *udesc = gf_isom_get_generic_sample_description(src, i+1, 1);
if ((udesc->width>w) || (udesc->height>h)) {
w = udesc->width;
h = udesc->height;
tk = i+1;
nb_samp = gf_isom_get_sample_count(src, i+1);
}
if (udesc->extension_buf) gf_free(udesc->extension_buf);
gf_free(udesc);
}
break;
case GF_4CC('q','t','v','r'):
has_qtvr = 1;
break;
}
}
if (!has_qtvr) {
gf_isom_delete(src);
return gf_qt_report(load, GF_NOT_SUPPORTED, "QTVR not found - no conversion available for this QuickTime movie");
}
if (!tk) {
gf_isom_delete(src);
return gf_qt_report(load, GF_NON_COMPLIANT_BITSTREAM, "No associated visual track with QTVR movie");
}
if (nb_samp!=6) {
gf_isom_delete(src);
return gf_qt_report(load, GF_NOT_SUPPORTED, "Movie %s doesn't look a Cubic QTVR - sorry...", load->fileName);
}
GF_LOG(GF_LOG_INFO, GF_LOG_PARSER, ("QT: Importing Cubic QTVR Movie"));
/*create scene*/
sg = load->ctx->scene_graph;
gr = (M_Group *) gf_node_new(sg, TAG_MPEG4_Group);
gf_node_register((GF_Node *)gr, NULL);
st = gf_sm_stream_new(load->ctx, 1, GF_STREAM_SCENE, 1);
au = gf_sm_stream_au_new(st, 0, 0, 1);
com = gf_sg_command_new(load->ctx->scene_graph, GF_SG_SCENE_REPLACE);
gf_list_add(au->commands, com);
com->node = (GF_Node *)gr;
back = (M_Background *) gf_node_new(sg, TAG_MPEG4_Background);
gf_node_list_add_child( &gr->children, (GF_Node*)back);
gf_node_register((GF_Node *)back, (GF_Node *)gr);
gf_sg_vrml_mf_alloc(&back->leftUrl, GF_SG_VRML_MFURL, 1);
back->leftUrl.vals[0].OD_ID = 2;
gf_sg_vrml_mf_alloc(&back->frontUrl, GF_SG_VRML_MFURL, 1);
back->frontUrl.vals[0].OD_ID = 3;
gf_sg_vrml_mf_alloc(&back->rightUrl, GF_SG_VRML_MFURL, 1);
back->rightUrl.vals[0].OD_ID = 4;
gf_sg_vrml_mf_alloc(&back->backUrl, GF_SG_VRML_MFURL, 1);
back->backUrl.vals[0].OD_ID = 5;
gf_sg_vrml_mf_alloc(&back->topUrl, GF_SG_VRML_MFURL, 1);
back->topUrl.vals[0].OD_ID = 6;
gf_sg_vrml_mf_alloc(&back->bottomUrl, GF_SG_VRML_MFURL, 1);
back->bottomUrl.vals[0].OD_ID = 7;
ni = (M_NavigationInfo *) gf_node_new(sg, TAG_MPEG4_NavigationInfo);
gf_node_list_add_child(&gr->children, (GF_Node*)ni);
gf_node_register((GF_Node *)ni, (GF_Node *)gr);
gf_sg_vrml_mf_reset(&ni->type, GF_SG_VRML_MFSTRING);
gf_sg_vrml_mf_alloc(&ni->type, GF_SG_VRML_MFSTRING, 1);
ni->type.vals[0] = gf_strdup("QTVR");
/*create ODs*/
st = gf_sm_stream_new(load->ctx, 2, GF_STREAM_OD, 1);
au = gf_sm_stream_au_new(st, 0, 0, 1);
odU = (GF_ODUpdate*) gf_odf_com_new(GF_ODF_OD_UPDATE_TAG);
gf_list_add(au->commands, odU);
for (i=0; i<6; i++) {
GF_MuxInfo *mi;
FILE *img;
char szName[1024];
od = (GF_ObjectDescriptor *) gf_odf_desc_new(GF_ODF_OD_TAG);
od->objectDescriptorID = 2+i;
esd = gf_odf_desc_esd_new(2);
esd->decoderConfig->streamType = GF_STREAM_VISUAL;
esd->decoderConfig->objectTypeIndication = GPAC_OTI_IMAGE_JPEG;
esd->ESID = 3+i;
/*extract image and remember it*/
mi = (GF_MuxInfo *) gf_odf_desc_new(GF_ODF_MUXINFO_TAG);
gf_list_add(esd->extensionDescriptors, mi);
mi->delete_file = 1;
sprintf(szName, "%s_img%d.jpg", load->fileName, esd->ESID);
mi->file_name = gf_strdup(szName);
gf_list_add(od->ESDescriptors, esd);
gf_list_add(odU->objectDescriptors, od);
samp = gf_isom_get_sample(src, tk, i+1, &di);
img = gf_f64_open(mi->file_name, "wb");
fwrite(samp->data, samp->dataLength, 1, img);
fclose(img);
gf_isom_sample_del(&samp);
}
gf_isom_delete(src);
return GF_OK;
}
static void TraversePlanarExtrusion(GF_Node *node, void *rs, Bool is_destroy)
{
PlanarExtrusion plane_ext;
Drawable *stack_2d;
u32 i, j, k;
MFVec3f spine_vec;
SFVec3f d;
Fixed spine_len;
GF_Rect bounds;
GF_Path *geo, *spine;
GF_TraverseState *tr_state = (GF_TraverseState *)rs;
Drawable3D *stack = (Drawable3D *)gf_node_get_private(node);
if (is_destroy) {
drawable_3d_del(node);
return;
}
if (!PlanarExtrusion_GetNode(node, &plane_ext)) return;
if (!plane_ext.geometry || !plane_ext.spine) return;
if (gf_node_dirty_get(node)) {
u32 cur, nb_pts;
u32 mode = tr_state->traversing_mode;
geo = spine = NULL;
tr_state->traversing_mode = TRAVERSE_GET_BOUNDS;
gf_node_traverse(plane_ext.geometry, tr_state);
gf_node_traverse(plane_ext.spine, tr_state);
tr_state->traversing_mode = mode;
switch (gf_node_get_tag(plane_ext.geometry) ) {
case TAG_MPEG4_Circle:
case TAG_MPEG4_Ellipse:
case TAG_MPEG4_Rectangle:
case TAG_MPEG4_Curve2D:
case TAG_MPEG4_XCurve2D:
case TAG_MPEG4_IndexedFaceSet2D:
case TAG_MPEG4_IndexedLineSet2D:
stack_2d = (Drawable*)gf_node_get_private(plane_ext.geometry);
if (stack_2d) geo = stack_2d->path;
break;
default:
return;
}
switch (gf_node_get_tag(plane_ext.spine) ) {
case TAG_MPEG4_Circle:
case TAG_MPEG4_Ellipse:
case TAG_MPEG4_Rectangle:
case TAG_MPEG4_Curve2D:
case TAG_MPEG4_XCurve2D:
case TAG_MPEG4_IndexedFaceSet2D:
case TAG_MPEG4_IndexedLineSet2D:
stack_2d = (Drawable*)gf_node_get_private(plane_ext.spine);
if (stack_2d) spine = stack_2d->path;
break;
default:
return;
}
if (!geo || !spine) return;
mesh_reset(stack->mesh);
gf_path_flatten(spine);
gf_path_get_bounds(spine, &bounds);
gf_path_flatten(geo);
gf_path_get_bounds(geo, &bounds);
cur = 0;
for (i=0; i<spine->n_contours; i++) {
nb_pts = 1 + spine->contours[i] - cur;
spine_vec.vals = NULL;
gf_sg_vrml_mf_alloc(&spine_vec, GF_SG_VRML_MFVEC3F, nb_pts);
spine_len = 0;
for (j=cur; j<nb_pts; j++) {
spine_vec.vals[j].x = spine->points[j].x;
spine_vec.vals[j].y = spine->points[j].y;
spine_vec.vals[j].z = 0;
if (j) {
gf_vec_diff(d, spine_vec.vals[j], spine_vec.vals[j-1]);
spine_len += gf_vec_len(d);
}
}
cur += nb_pts;
if (!plane_ext.orientation->count && !plane_ext.scale->count) {
mesh_extrude_path_ext(stack->mesh, geo, &spine_vec, plane_ext.creaseAngle,
bounds.x, bounds.y-bounds.height, bounds.width, bounds.height,
plane_ext.beginCap, plane_ext.endCap, NULL, NULL, plane_ext.txAlongSpine);
}
/*interpolate orientation and scale along subpath line*/
else {
MFRotation ori;
MFVec2f scale;
Fixed cur_len, frac;
ori.vals = NULL;
gf_sg_vrml_mf_alloc(&ori, GF_SG_VRML_MFROTATION, nb_pts);
scale.vals = NULL;
gf_sg_vrml_mf_alloc(&scale, GF_SG_VRML_MFVEC2F, nb_pts);
cur_len = 0;
if (!plane_ext.orientation->count) ori.vals[0].y = FIX_ONE;
if (!plane_ext.scale->count) scale.vals[0].x = scale.vals[0].y = FIX_ONE;
for (j=0; j<nb_pts; j++) {
if (j) {
gf_vec_diff(d, spine_vec.vals[j], spine_vec.vals[j-1]);
cur_len += gf_vec_len(d);
ori.vals[j] = ori.vals[j-1];
scale.vals[j] = scale.vals[j-1];
}
if (plane_ext.orientation->count && (plane_ext.orientation->count == plane_ext.orientationKeys->count)) {
frac = gf_divfix(cur_len , spine_len);
if (frac < plane_ext.orientationKeys->vals[0]) ori.vals[j] = plane_ext.orientation->vals[0];
else if (frac >= plane_ext.orientationKeys->vals[plane_ext.orientationKeys->count-1]) ori.vals[j] = plane_ext.orientation->vals[plane_ext.orientationKeys->count-1];
else {
for (k=1; k<plane_ext.orientationKeys->count; k++) {
Fixed kDiff = plane_ext.orientationKeys->vals[k] - plane_ext.orientationKeys->vals[k-1];
if (!kDiff) continue;
if (frac < plane_ext.orientationKeys->vals[k-1]) continue;
if (frac > plane_ext.orientationKeys->vals[k]) continue;
frac = gf_divfix(frac - plane_ext.orientationKeys->vals[k-1], kDiff);
break;
}
ori.vals[j] = gf_sg_sfrotation_interpolate(plane_ext.orientation->vals[k-1], plane_ext.orientation->vals[k], frac);
}
}
if (plane_ext.scale->count == plane_ext.scaleKeys->count) {
frac = gf_divfix(cur_len , spine_len);
if (frac <= plane_ext.scaleKeys->vals[0]) scale.vals[j] = plane_ext.scale->vals[0];
else if (frac >= plane_ext.scaleKeys->vals[plane_ext.scaleKeys->count-1]) scale.vals[j] = plane_ext.scale->vals[plane_ext.scale->count-1];
else {
for (k=1; k<plane_ext.scaleKeys->count; k++) {
Fixed kDiff = plane_ext.scaleKeys->vals[k] - plane_ext.scaleKeys->vals[k-1];
if (!kDiff) continue;
if (frac < plane_ext.scaleKeys->vals[k-1]) continue;
if (frac > plane_ext.scaleKeys->vals[k]) continue;
frac = gf_divfix(frac - plane_ext.scaleKeys->vals[k-1], kDiff);
break;
}
scale.vals[j].x = gf_mulfix(plane_ext.scale->vals[k].x - plane_ext.scale->vals[k-1].x, frac) + plane_ext.scale->vals[k-1].x;
scale.vals[j].y = gf_mulfix(plane_ext.scale->vals[k].y - plane_ext.scale->vals[k-1].y, frac) + plane_ext.scale->vals[k-1].y;
}
}
}
mesh_extrude_path_ext(stack->mesh, geo, &spine_vec, plane_ext.creaseAngle,
bounds.x, bounds.y-bounds.height, bounds.width, bounds.height,
plane_ext.beginCap, plane_ext.endCap, &ori, &scale, plane_ext.txAlongSpine);
gf_sg_vrml_mf_reset(&ori, GF_SG_VRML_MFROTATION);
gf_sg_vrml_mf_reset(&scale, GF_SG_VRML_MFVEC2F);
}
gf_sg_vrml_mf_reset(&spine_vec, GF_SG_VRML_MFVEC3F);
}
mesh_update_bounds(stack->mesh);
gf_mesh_build_aabbtree(stack->mesh);
}
if (tr_state->traversing_mode==TRAVERSE_DRAW_3D) {
visual_3d_draw(tr_state, stack->mesh);
} else if (tr_state->traversing_mode==TRAVERSE_GET_BOUNDS) {
tr_state->bbox = stack->mesh->bounds;
}
}
GF_EXPORT
GF_Err gf_sg_command_apply(GF_SceneGraph *graph, GF_Command *com, Double time_offset)
{
GF_Err e;
GF_CommandField *inf;
GF_FieldInfo field;
GF_Node *def, *node;
void *slot_ptr;
if (!com || !graph) return GF_BAD_PARAM;
e = GF_OK;
switch (com->tag) {
case GF_SG_SCENE_REPLACE:
/*unregister root*/
gf_node_unregister(graph->RootNode, NULL);
/*remove all protos and routes*/
while (gf_list_count(graph->routes_to_activate))
gf_list_rem(graph->routes_to_activate, 0);
/*destroy all routes*/
while (gf_list_count(graph->Routes)) {
GF_Route *r = (GF_Route *)gf_list_get(graph->Routes, 0);
/*this will unregister the route from the graph, so don't delete the chain entry*/
gf_sg_route_del(r);
}
/*destroy all proto*/
while (gf_list_count(graph->protos)) {
GF_Proto *p = (GF_Proto*)gf_list_get(graph->protos, 0);
/*this will unregister the proto from the graph, so don't delete the chain entry*/
gf_sg_proto_del(p);
}
/*DO NOT TOUCH node registry*/
/*DO NOT TOUCH UNREGISTERED PROTOS*/
/*move all protos in graph*/
while (gf_list_count(com->new_proto_list)) {
GF_Proto *p = (GF_Proto*)gf_list_get(com->new_proto_list, 0);
gf_list_rem(com->new_proto_list, 0);
gf_list_del_item(graph->unregistered_protos, p);
gf_list_add(graph->protos, p);
}
/*assign new root (no need to register/unregister)*/
graph->RootNode = com->node;
com->node = NULL;
break;
case GF_SG_NODE_REPLACE:
if (!gf_list_count(com->command_fields)) return GF_OK;
inf = (GF_CommandField*)gf_list_get(com->command_fields, 0);
e = gf_node_replace(com->node, inf->new_node, 0);
if (inf->new_node) gf_node_register(inf->new_node, NULL);
break;
case GF_SG_MULTIPLE_REPLACE:
case GF_SG_FIELD_REPLACE:
{
u32 j;
GF_ChildNodeItem *list, *cur, *prev;
j=0;
while ((inf = (GF_CommandField*)gf_list_enum(com->command_fields, &j))) {
e = gf_node_get_field(com->node, inf->fieldIndex, &field);
if (e) return e;
switch (field.fieldType) {
case GF_SG_VRML_SFNODE:
{
node = *((GF_Node **) field.far_ptr);
e = gf_node_unregister(node, com->node);
*((GF_Node **) field.far_ptr) = inf->new_node;
if (!e) gf_node_register(inf->new_node, com->node);
break;
}
case GF_SG_VRML_MFNODE:
gf_node_unregister_children(com->node, * ((GF_ChildNodeItem **) field.far_ptr));
* ((GF_ChildNodeItem **) field.far_ptr) = NULL;
list = * ((GF_ChildNodeItem **) inf->field_ptr);
prev=NULL;
while (list) {
cur = malloc(sizeof(GF_ChildNodeItem));
cur->next = NULL;
cur->node = list->node;
if (prev) {
prev->next = cur;
} else {
* ((GF_ChildNodeItem **) field.far_ptr) = cur;
}
gf_node_register(list->node, com->node);
prev = cur;
list = list->next;
}
break;
default:
/*this is a regular field, reset it and clone - we cannot switch pointers since the
original fields are NOT pointers*/
if (!gf_sg_vrml_is_sf_field(field.fieldType)) {
e = gf_sg_vrml_mf_reset(field.far_ptr, field.fieldType);
}
if (e) return e;
gf_sg_vrml_field_copy(field.far_ptr, inf->field_ptr, field.fieldType);
if (field.fieldType==GF_SG_VRML_SFTIME) *(SFTime *)field.far_ptr = *(SFTime *)field.far_ptr + time_offset;
break;
}
SG_CheckFieldChange(com->node, &field);
}
break;
}
case GF_SG_MULTIPLE_INDEXED_REPLACE:
case GF_SG_INDEXED_REPLACE:
{
u32 sftype, i=0;
while ((inf = (GF_CommandField*)gf_list_enum(com->command_fields, &i))) {
e = gf_node_get_field(com->node, inf->fieldIndex, &field);
if (e) return e;
/*if MFNode remove the child and set new node*/
if (field.fieldType == GF_SG_VRML_MFNODE) {
/*we must remove the node before in case the new node uses the same ID (not forbidden) and this
command removes the last instance of the node with the same ID*/
gf_node_replace_child(com->node, (GF_ChildNodeItem**) field.far_ptr, inf->pos, inf->new_node);
if (inf->new_node) gf_node_register(inf->new_node, NULL);
}
/*erase the field item*/
else {
if ((inf->pos < 0) || ((u32) inf->pos >= ((GenMFField *) field.far_ptr)->count) ) {
inf->pos = ((GenMFField *)field.far_ptr)->count - 1;
/*may happen with text and default value*/
if (inf->pos < 0) {
inf->pos = 0;
gf_sg_vrml_mf_alloc(field.far_ptr, field.fieldType, 1);
}
}
e = gf_sg_vrml_mf_get_item(field.far_ptr, field.fieldType, & slot_ptr, inf->pos);
if (e) return e;
sftype = gf_sg_vrml_get_sf_type(field.fieldType);
gf_sg_vrml_field_copy(slot_ptr, inf->field_ptr, sftype);
/*note we don't add time offset, since there's no MFTime*/
}
SG_CheckFieldChange(com->node, &field);
}
break;
}
case GF_SG_ROUTE_REPLACE:
{
GF_Route *r;
char *name;
r = gf_sg_route_find(graph, com->RouteID);
def = gf_sg_find_node(graph, com->fromNodeID);
node = gf_sg_find_node(graph, com->toNodeID);
if (!node || !def) return GF_SG_UNKNOWN_NODE;
name = NULL;
if (r) {
name = r->name;
r->name = NULL;
gf_sg_route_del(r);
}
r = gf_sg_route_new(graph, def, com->fromFieldIndex, node, com->toFieldIndex);
gf_sg_route_set_id(r, com->RouteID);
if (name) {
gf_sg_route_set_name(r, name);
free(name);
}
break;
}
case GF_SG_NODE_DELETE_EX:
case GF_SG_NODE_DELETE:
{
if (com->node) gf_node_replace(com->node, NULL, (com->tag==GF_SG_NODE_DELETE_EX) ? 1 : 0);
break;
}
case GF_SG_ROUTE_DELETE:
{
return gf_sg_route_del_by_id(graph, com->RouteID);
}
case GF_SG_INDEXED_DELETE:
{
if (!gf_list_count(com->command_fields)) return GF_OK;
inf = (GF_CommandField*)gf_list_get(com->command_fields, 0);
e = gf_node_get_field(com->node, inf->fieldIndex, &field);
if (e) return e;
if (gf_sg_vrml_is_sf_field(field.fieldType)) return GF_NON_COMPLIANT_BITSTREAM;
/*then we need special handling in case of a node*/
if (gf_sg_vrml_get_sf_type(field.fieldType) == GF_SG_VRML_SFNODE) {
e = gf_node_replace_child(com->node, (GF_ChildNodeItem **) field.far_ptr, inf->pos, NULL);
} else {
if ((inf->pos < 0) || ((u32) inf->pos >= ((GenMFField *) field.far_ptr)->count) ) {
inf->pos = ((GenMFField *)field.far_ptr)->count - 1;
}
/*this is a regular MFField, just remove the item (realloc)*/
e = gf_sg_vrml_mf_remove(field.far_ptr, field.fieldType, inf->pos);
}
/*deletion -> node has changed*/
if (!e) SG_CheckFieldChange(com->node, &field);
break;
}
case GF_SG_NODE_INSERT:
{
if (!gf_list_count(com->command_fields)) return GF_OK;
inf = (GF_CommandField*)gf_list_get(com->command_fields, 0);
e = gf_node_insert_child(com->node, inf->new_node, inf->pos);
if (!e) gf_node_register(inf->new_node, com->node);
if (!e) gf_node_event_out(com->node, inf->fieldIndex);
if (!e) gf_node_changed(com->node, NULL);
break;
}
case GF_SG_ROUTE_INSERT:
{
GF_Route *r;
def = gf_sg_find_node(graph, com->fromNodeID);
node = gf_sg_find_node(graph, com->toNodeID);
if (!node || !def) return GF_SG_UNKNOWN_NODE;
r = gf_sg_route_new(graph, def, com->fromFieldIndex, node, com->toFieldIndex);
if (com->RouteID) gf_sg_route_set_id(r, com->RouteID);
if (com->def_name) {
gf_sg_route_set_name(r, com->def_name);
free(com->def_name);
com->def_name = NULL;
}
break;
}
case GF_SG_INDEXED_INSERT:
{
u32 sftype;
if (!gf_list_count(com->command_fields)) return GF_OK;
inf = (GF_CommandField*)gf_list_get(com->command_fields, 0);
e = gf_node_get_field(com->node, inf->fieldIndex, &field);
if (e) return e;
/*rescale the MFField and parse the SFField*/
if (field.fieldType != GF_SG_VRML_MFNODE) {
if (inf->pos == -1) {
e = gf_sg_vrml_mf_append(field.far_ptr, field.fieldType, & slot_ptr);
} else {
e = gf_sg_vrml_mf_insert(field.far_ptr, field.fieldType, & slot_ptr, inf->pos);
}
if (e) return e;
sftype = gf_sg_vrml_get_sf_type(field.fieldType);
gf_sg_vrml_field_copy(slot_ptr, inf->field_ptr, sftype);
} else {
if (inf->new_node) {
if (inf->pos == -1) {
gf_node_list_add_child( (GF_ChildNodeItem **) field.far_ptr, inf->new_node);
} else {
gf_node_list_insert_child((GF_ChildNodeItem **) field.far_ptr, inf->new_node, inf->pos);
}
gf_node_register(inf->new_node, com->node);
}
}
if (!e) SG_CheckFieldChange(com->node, &field);
break;
}
case GF_SG_PROTO_INSERT:
/*destroy all proto*/
while (gf_list_count(com->new_proto_list)) {
GF_Proto *p = (GF_Proto*)gf_list_get(com->new_proto_list, 0);
gf_list_rem(com->new_proto_list, 0);
gf_list_del_item(graph->unregistered_protos, p);
gf_list_add(graph->protos, p);
}
return GF_OK;
case GF_SG_PROTO_DELETE:
{
u32 i;
for (i=0; i<com->del_proto_list_size; i++) {
/*note this will check for unregistered protos, but since IDs are unique we are sure we will
not destroy an unregistered one*/
GF_Proto *proto = gf_sg_find_proto(graph, com->del_proto_list[i], NULL);
if (proto) gf_sg_proto_del(proto);
}
}
return GF_OK;
case GF_SG_PROTO_DELETE_ALL:
/*destroy all proto*/
while (gf_list_count(graph->protos)) {
GF_Proto *p = (GF_Proto*)gf_list_get(graph->protos, 0);
gf_list_rem(graph->protos, 0);
/*this will unregister the proto from the graph, so don't delete the chain entry*/
gf_sg_proto_del(p);
}
/*DO NOT TOUCH UNREGISTERED PROTOS*/
return GF_OK;
/*only used by BIFS*/
case GF_SG_GLOBAL_QUANTIZER:
return GF_OK;
#ifndef GPAC_DISABLE_SVG
/*laser commands*/
case GF_SG_LSR_NEW_SCENE:
/*DO NOT TOUCH node registry*/
/*assign new root (no need to register/unregister)*/
graph->RootNode = com->node;
com->node = NULL;
break;
case GF_SG_LSR_DELETE:
if (!com->node) return GF_NON_COMPLIANT_BITSTREAM;
if (!gf_list_count(com->command_fields)) {
gf_node_replace(com->node, NULL, 0);
gf_node_deactivate(com->node);
return GF_OK;
}
inf = (GF_CommandField*)gf_list_get(com->command_fields, 0);
node = gf_node_list_get_child(((SVG_Element *)com->node)->children, inf->pos);
if (node) {
e = gf_node_replace_child(com->node, &((SVG_Element *)com->node)->children, inf->pos, NULL);
gf_node_deactivate(node);
}
break;
case GF_SG_LSR_INSERT:
inf = (GF_CommandField*)gf_list_get(com->command_fields, 0);
if (!com->node || !inf) return GF_NON_COMPLIANT_BITSTREAM;
if (inf->new_node) {
if (inf->pos<0)
gf_node_list_add_child(& ((SVG_Element *)com->node)->children, inf->new_node);
else
gf_node_list_insert_child(& ((SVG_Element *)com->node)->children, inf->new_node, inf->pos);
gf_node_register(inf->new_node, com->node);
gf_node_activate(inf->new_node);
gf_node_changed(com->node, NULL);
} else {
/*NOT SUPPORTED*/
GF_LOG(GF_LOG_ERROR, GF_LOG_CODEC, ("[LASeR] VALUE INSERTION NOT SUPPORTED\n"));
}
break;
case GF_SG_LSR_ADD:
case GF_SG_LSR_REPLACE:
inf = (GF_CommandField*)gf_list_get(com->command_fields, 0);
if (!com->node || !inf) return GF_NON_COMPLIANT_BITSTREAM;
if (inf->new_node) {
if (inf->pos<0) {
/*if fieldIndex (eg attributeName) is set, this is children replacement*/
if (inf->fieldIndex>0) {
gf_node_unregister_children_deactivate(com->node, ((SVG_Element *)com->node)->children);
((SVG_Element *)com->node)->children = NULL;
gf_node_list_add_child(& ((SVG_Element *)com->node)->children, inf->new_node);
gf_node_register(inf->new_node, com->node);
gf_node_activate(inf->new_node);
} else {
e = gf_node_replace(com->node, inf->new_node, 0);
gf_node_activate(inf->new_node);
}
} else {
node = gf_node_list_get_child( ((SVG_Element *)com->node)->children, inf->pos);
gf_node_replace_child(com->node, & ((SVG_Element *)com->node)->children, inf->pos, inf->new_node);
gf_node_register(inf->new_node, com->node);
if (node) gf_node_deactivate(node);
gf_node_activate(inf->new_node);
}
/*signal node modif*/
gf_node_changed(com->node, NULL);
return e;
} else if (inf->node_list) {
GF_ChildNodeItem *child, *cur, *prev;
gf_node_unregister_children_deactivate(com->node, ((SVG_Element *)com->node)->children);
((SVG_Element *)com->node)->children = NULL;
prev = NULL;
child = inf->node_list;
while (child) {
cur = (GF_ChildNodeItem*)malloc(sizeof(GF_ChildNodeItem));
cur->next = NULL;
cur->node = child->node;
gf_node_register(child->node, com->node);
gf_node_activate(child->node);
if (prev) prev->next = cur;
else ((SVG_Element *)com->node)->children = cur;
prev = cur;
child = child->next;
}
/*signal node modif*/
gf_node_changed(com->node, NULL);
return GF_OK;
}
/*attribute modif*/
else if (inf->field_ptr) {
GF_FieldInfo a, b;
if (inf->fieldIndex==(u32) -2) {
GF_Point2D scale, translate;
Fixed rotate;
GF_Matrix2D *dest;
gf_node_get_field_by_name(com->node, "transform", &a);
dest = (GF_Matrix2D*)a.far_ptr;
if (com->tag==GF_SG_LSR_REPLACE) {
if (gf_mx2d_decompose(dest, &scale, &rotate, &translate)) {
gf_mx2d_init(*dest);
if (inf->fieldType==SVG_TRANSFORM_SCALE) scale = *(GF_Point2D *)inf->field_ptr;
else if (inf->fieldType==SVG_TRANSFORM_TRANSLATE) translate = *(GF_Point2D *)inf->field_ptr;
else if (inf->fieldType==SVG_TRANSFORM_ROTATE) rotate = ((SVG_Point_Angle*)inf->field_ptr)->angle;
gf_mx2d_add_scale(dest, scale.x, scale.y);
gf_mx2d_add_rotation(dest, 0, 0, rotate);
gf_mx2d_add_translation(dest, translate.x, translate.y);
}
} else {
GF_Point2D *pt = (GF_Point2D *)inf->field_ptr;
if (inf->fieldType==SVG_TRANSFORM_SCALE) gf_mx2d_add_scale(dest, pt->x, pt->y);
else if (inf->fieldType==SVG_TRANSFORM_TRANSLATE) gf_mx2d_add_translation(dest, pt->x, pt->y);
else if (inf->fieldType == SVG_TRANSFORM_ROTATE) gf_mx2d_add_rotation(dest, 0, 0, ((SVG_Point_Angle*)inf->field_ptr)->angle);
}
} else {
if ((inf->fieldIndex==(u32) -1) && (inf->fieldType==SVG_String_datatype)) {
char *str = *(SVG_String*)inf->field_ptr;
if (com->tag == GF_SG_LSR_REPLACE) {
GF_DOMText *t = ((SVG_Element*)com->node)->children ? (GF_DOMText*) ((SVG_Element*)com->node)->children->node :NULL;
if (t && (t->sgprivate->tag==TAG_DOMText)) {
if (t->textContent) free(t->textContent);
t->textContent = NULL;
if (str) t->textContent = strdup(str);
}
} else {
if (str) gf_dom_add_text_node(com->node, strdup(str));
}
}
else if ((inf->fieldIndex==TAG_LSR_ATT_scale)
|| (inf->fieldIndex==TAG_LSR_ATT_translation)
|| (inf->fieldIndex==TAG_LSR_ATT_rotation)
) {
SVG_Transform *mx;
gf_svg_get_attribute_by_tag(com->node, TAG_SVG_ATT_transform, 1, 0, &a);
mx = a.far_ptr;
if (com->tag == GF_SG_LSR_REPLACE) {
GF_Point2D scale, translate;
SVG_Point_Angle rotate;
if (gf_mx2d_decompose(&mx->mat, &scale, &rotate.angle, &translate)) {
gf_mx2d_init(mx->mat);
if (inf->fieldIndex==TAG_LSR_ATT_scale) scale = *(GF_Point2D *)inf->field_ptr;
else if (inf->fieldIndex==TAG_LSR_ATT_translation) translate = *(GF_Point2D *)inf->field_ptr;
else if (inf->fieldIndex==TAG_LSR_ATT_rotation) rotate = *(SVG_Point_Angle*)inf->field_ptr;
gf_mx2d_add_scale(&mx->mat, scale.x, scale.y);
gf_mx2d_add_rotation(&mx->mat, 0, 0, rotate.angle);
gf_mx2d_add_translation(&mx->mat, translate.x, translate.y);
}
} else {
if (inf->fieldIndex==TAG_LSR_ATT_scale) gf_mx2d_add_scale(&mx->mat, ((GF_Point2D*)inf->field_ptr)->x, ((GF_Point2D*)inf->field_ptr)->y);
if (inf->fieldIndex==TAG_LSR_ATT_translation) gf_mx2d_add_translation(&mx->mat, ((GF_Point2D*)inf->field_ptr)->x, ((GF_Point2D*)inf->field_ptr)->y);
if (inf->fieldIndex==TAG_LSR_ATT_rotation) gf_mx2d_add_rotation(&mx->mat, 0, 0, ((SVG_Point_Angle*)inf->field_ptr)->angle);
}
}
else if (gf_svg_get_attribute_by_tag(com->node, inf->fieldIndex, 1, 0, &a) == GF_OK) {
b = a;
b.far_ptr = inf->field_ptr;
if (com->tag == GF_SG_LSR_REPLACE) {
gf_svg_attributes_copy(&a, &b, 0);
} else {
gf_svg_attributes_add(&a, &b, &a, 0);
}
}
b = a;
b.far_ptr = inf->field_ptr;
}
/*signal node modif*/
gf_node_changed(com->node, &a);
} else if (com->fromNodeID) {
GF_FieldInfo a, b;
GF_Node *fromNode = gf_sg_find_node(graph, com->fromNodeID);
if (!fromNode) return GF_NON_COMPLIANT_BITSTREAM;
if (gf_node_get_field(fromNode, com->fromFieldIndex, &b) != GF_OK) return GF_NON_COMPLIANT_BITSTREAM;
if ((inf->fieldIndex==(u32) -1) && (inf->fieldType==SVG_String_datatype)) {
char *str = *(SVG_String*)inf->field_ptr;
if (com->tag == GF_SG_LSR_REPLACE) {
GF_DOMText *t = ((SVG_Element*)com->node)->children ? (GF_DOMText*) ((SVG_Element*)com->node)->children->node :NULL;
if (t && (t->sgprivate->tag==TAG_DOMText)) {
if (t->textContent) free(t->textContent);
t->textContent = NULL;
if (str) t->textContent = strdup(str);
}
} else {
if (str) gf_dom_add_text_node(com->node, strdup(str));
}
} else {
gf_node_get_field(com->node, inf->fieldIndex, &a);
if (com->tag == GF_SG_LSR_REPLACE) {
e = gf_svg_attributes_copy(&a, &b, 0);
} else {
e = gf_svg_attributes_add(&a, &b, &a, 0);
}
}
gf_node_changed(com->node, &a);
return e;
} else {
return GF_NON_COMPLIANT_BITSTREAM;
}
break;
case GF_SG_LSR_ACTIVATE:
gf_node_activate(com->node);
break;
case GF_SG_LSR_DEACTIVATE:
gf_node_deactivate(com->node);
gf_node_changed(com->node, NULL);
break;
#endif
default:
return GF_NOT_SUPPORTED;
}
if (e) return e;
if (com->scripts_to_load) {
while (gf_list_count(com->scripts_to_load)) {
GF_Node *script = (GF_Node *)gf_list_get(com->scripts_to_load, 0);
gf_list_rem(com->scripts_to_load, 0);
gf_sg_script_load(script);
}
gf_list_del(com->scripts_to_load);
com->scripts_to_load = NULL;
}
return GF_OK;
}
GF_EXPORT
void gf_sg_vrml_field_copy(void *dest, void *orig, u32 field_type)
{
u32 size, i, sf_type;
void *dst_field, *orig_field;
if (!dest || !orig) return;
switch (field_type) {
case GF_SG_VRML_SFBOOL:
memcpy(dest, orig, sizeof(SFBool));
break;
case GF_SG_VRML_SFCOLOR:
memcpy(dest, orig, sizeof(SFColor));
break;
case GF_SG_VRML_SFFLOAT:
memcpy(dest, orig, sizeof(SFFloat));
break;
case GF_SG_VRML_SFINT32:
memcpy(dest, orig, sizeof(SFInt32));
break;
case GF_SG_VRML_SFROTATION:
memcpy(dest, orig, sizeof(SFRotation));
break;
case GF_SG_VRML_SFTIME:
memcpy(dest, orig, sizeof(SFTime));
break;
case GF_SG_VRML_SFVEC2F:
memcpy(dest, orig, sizeof(SFVec2f));
break;
case GF_SG_VRML_SFVEC3F:
memcpy(dest, orig, sizeof(SFVec3f));
break;
case GF_SG_VRML_SFSTRING:
if ( ((SFString*)dest)->buffer) free(((SFString*)dest)->buffer);
if ( ((SFString*)orig)->buffer )
((SFString*)dest)->buffer = strdup(((SFString*)orig)->buffer);
else
((SFString*)dest)->buffer = NULL;
break;
case GF_SG_VRML_SFURL:
if ( ((SFURL *)dest)->url ) free( ((SFURL *)dest)->url );
((SFURL *)dest)->OD_ID = ((SFURL *)orig)->OD_ID;
if (((SFURL *)orig)->url)
((SFURL *)dest)->url = strdup(((SFURL *)orig)->url);
else
((SFURL *)dest)->url = NULL;
break;
case GF_SG_VRML_SFIMAGE:
if (((SFImage *)dest)->pixels) free(((SFImage *)dest)->pixels);
((SFImage *)dest)->width = ((SFImage *)orig)->width;
((SFImage *)dest)->height = ((SFImage *)orig)->height;
((SFImage *)dest)->numComponents = ((SFImage *)orig)->numComponents;
size = ((SFImage *)dest)->width * ((SFImage *)dest)->height * ((SFImage *)dest)->numComponents;
((SFImage *)dest)->pixels = (u8*)malloc(sizeof(char)*size);
memcpy(((SFImage *)dest)->pixels, ((SFImage *)orig)->pixels, sizeof(char)*size);
break;
case GF_SG_VRML_SFCOMMANDBUFFER:
gf_sg_sfcommand_del( *(SFCommandBuffer *)dest);
((SFCommandBuffer *)dest)->commandList = gf_list_new();
((SFCommandBuffer *)dest)->bufferSize = ((SFCommandBuffer *)orig)->bufferSize;
if (((SFCommandBuffer *)dest)->bufferSize) {
((SFCommandBuffer *)dest)->buffer = (u8*)malloc(sizeof(char)*((SFCommandBuffer *)orig)->bufferSize);
memcpy(((SFCommandBuffer *)dest)->buffer,
((SFCommandBuffer *)orig)->buffer,
sizeof(char)*((SFCommandBuffer *)orig)->bufferSize);
} else {
((SFCommandBuffer *)dest)->buffer = NULL;
}
break;
/*simply copy text string*/
case GF_SG_VRML_SFSCRIPT:
if (((SFScript*)dest)->script_text) free(((SFScript*)dest)->script_text);
((SFScript*)dest)->script_text = NULL;
if ( ((SFScript*)orig)->script_text)
((SFScript *)dest)->script_text = (u8*)strdup( (char*) ((SFScript*)orig)->script_text );
break;
//MFFields
case GF_SG_VRML_MFBOOL:
case GF_SG_VRML_MFFLOAT:
case GF_SG_VRML_MFTIME:
case GF_SG_VRML_MFINT32:
case GF_SG_VRML_MFSTRING:
case GF_SG_VRML_MFVEC3F:
case GF_SG_VRML_MFVEC2F:
case GF_SG_VRML_MFCOLOR:
case GF_SG_VRML_MFROTATION:
case GF_SG_VRML_MFIMAGE:
case GF_SG_VRML_MFURL:
case GF_SG_VRML_MFSCRIPT:
size = ((GenMFField *)orig)->count;
gf_sg_vrml_mf_reset(dest, field_type);
gf_sg_vrml_mf_alloc(dest, field_type, size);
sf_type = gf_sg_vrml_get_sf_type(field_type);
//duplicate all items
for (i=0; i<size; i++) {
gf_sg_vrml_mf_get_item(dest, field_type, &dst_field, i);
gf_sg_vrml_mf_get_item(orig, field_type, &orig_field, i);
gf_sg_vrml_field_copy(dst_field, orig_field, sf_type);
}
break;
}
}
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");
}
static void SetValuatorOutput(M_Valuator *p, SFVec4f *inSFField, GenMFField *inMFField, u32 inType)
{
char str[500];
u32 i, j;
GF_Route *r;
SFVec4f output, sf_out;
MFVec4f *mf_output = (MFVec4f *)gf_node_get_private((GF_Node*)p);
u32 count, num_out;
Bool do_sum;
output.x = output.y = output.z = output.q = 0;
sf_out.x = sf_out.y = sf_out.z = sf_out.q = 0;
if (!p->sgprivate->interact || !mf_output) return;
do_sum = p->Sum;
num_out = 1;
if (!inMFField) {
count = 1;
output.x = gf_mulfix(p->Factor1, inSFField->x) + p->Offset1;
output.y = gf_mulfix(p->Factor2, inSFField->y) + p->Offset2;
output.z = gf_mulfix(p->Factor3, inSFField->z) + p->Offset3;
output.q = gf_mulfix(p->Factor4, inSFField->q) + p->Offset4;
if (do_sum) {
output.x = output.x + output.y + output.z + output.q;
output.y = output.z = output.q = output.x;
do_sum = 0;
}
switch (inType) {
case GF_SG_VRML_SFVEC2F:
num_out = 2;
break;
case GF_SG_VRML_SFVEC3F:
case GF_SG_VRML_SFCOLOR:
num_out = 3;
break;
case GF_SG_VRML_SFVEC4F:
case GF_SG_VRML_SFROTATION:
num_out = 4;
break;
}
} else {
count = inMFField->count;
}
/*allocate temp buffer and compute values*/
gf_sg_vrml_mf_alloc(mf_output, GF_SG_VRML_MFVEC4F, count);
for (i=0; i<count; i++) {
if (inType) {
valuator_get_output(p, inMFField, inType, do_sum, i, &output, &num_out);
mf_output->vals[i] = output;
} else if (!i) {
mf_output->vals[0] = output;
}
if (!i) sf_out = output;
}
gf_sg_vrml_mf_alloc(&p->outMFColor, GF_SG_VRML_MFCOLOR, count);
gf_sg_vrml_mf_alloc(&p->outMFFloat, GF_SG_VRML_MFFLOAT, count);
gf_sg_vrml_mf_alloc(&p->outMFInt32, GF_SG_VRML_MFINT32, count);
gf_sg_vrml_mf_alloc(&p->outMFRotation, GF_SG_VRML_MFROTATION, count);
gf_sg_vrml_mf_alloc(&p->outMFString, GF_SG_VRML_MFSTRING, count); gf_sg_vrml_mf_alloc(&p->outMFVec2f, GF_SG_VRML_MFVEC2F, count);
gf_sg_vrml_mf_alloc(&p->outMFVec3f, GF_SG_VRML_MFVEC3F, count);
/*valuator is a special case, all routes are triggered*/
j=0;
while ((r = (GF_Route*)gf_list_enum(p->sgprivate->interact->routes, &j))) {
if (r->FromNode != (GF_Node *)p) continue;
if (!r->is_setup) gf_sg_route_setup(r);
if (r->FromField.eventType != GF_SG_EVENT_OUT) continue;
/*TODO we could optimize more and check if the field has been set or not ...*/
switch (r->FromField.fieldType) {
case GF_SG_VRML_SFBOOL:
p->outSFBool = (Bool) (sf_out.x ? 1 : 0);
break;
case GF_SG_VRML_SFFLOAT:
p->outSFFloat = sf_out.x;
break;
case GF_SG_VRML_SFINT32:
p->outSFInt32 = FIX2INT(sf_out.x);
break;
case GF_SG_VRML_SFTIME:
p->outSFTime = (SFTime) FIX2FLT(sf_out.x);
break;
case GF_SG_VRML_SFROTATION:
p->outSFRotation.x = sf_out.x;
p->outSFRotation.y = sf_out.y;
p->outSFRotation.z = sf_out.z;
p->outSFRotation.q = sf_out.q;
break;
case GF_SG_VRML_SFCOLOR:
p->outSFColor.red = sf_out.x;
p->outSFColor.green = sf_out.y;
p->outSFColor.blue = sf_out.z;
break;
case GF_SG_VRML_SFVEC2F:
p->outSFVec2f.x = sf_out.x;
p->outSFVec2f.y = sf_out.y;
break;
case GF_SG_VRML_SFVEC3F:
p->outSFVec3f.x = sf_out.x;
p->outSFVec3f.y = sf_out.y;
p->outSFVec3f.z = sf_out.z;
break;
case GF_SG_VRML_SFSTRING:
if (num_out==1) {
if (inType==GF_SG_VRML_SFTIME) {
format_sftime_string(output.x, str);
} else {
sprintf(str, "%.6f", FIX2FLT(sf_out.x));
}
} else if (num_out==2) {
sprintf(str, "%.4f %.4f", FIX2FLT(sf_out.x), FIX2FLT(sf_out.y));
} else if (num_out==3) {
sprintf(str, "%.3f %.3f %.3f", FIX2FLT(sf_out.x), FIX2FLT(sf_out.y), FIX2FLT(sf_out.z));
} else if (num_out==4) {
sprintf(str, "%.2f %.2f %.2f %.2f", FIX2FLT(sf_out.x), FIX2FLT(sf_out.y), FIX2FLT(sf_out.z), FIX2FLT(sf_out.q));
}
if (p->outSFString.buffer ) gf_free(p->outSFString.buffer);
p->outSFString.buffer = gf_strdup(str);
break;
case GF_SG_VRML_MFFLOAT:
gf_sg_vrml_mf_alloc(&p->outMFFloat, GF_SG_VRML_MFFLOAT, count);
for (i=0; i<count; i++)
p->outMFFloat.vals[i] = mf_output->vals[i].x;
break;
case GF_SG_VRML_MFINT32:
gf_sg_vrml_mf_alloc(&p->outMFInt32, GF_SG_VRML_MFINT32, count);
for (i=0; i<count; i++)
p->outMFInt32.vals[i] = FIX2INT(mf_output->vals[i].x);
break;
case GF_SG_VRML_MFCOLOR:
gf_sg_vrml_mf_alloc(&p->outMFColor, GF_SG_VRML_MFCOLOR, count);
for (i=0; i<count; i++) {
p->outMFColor.vals[i].red = mf_output->vals[i].x;
p->outMFColor.vals[i].green = mf_output->vals[i].y;
p->outMFColor.vals[i].blue = mf_output->vals[i].z;
}
break;
case GF_SG_VRML_MFVEC2F:
gf_sg_vrml_mf_alloc(&p->outMFVec2f, GF_SG_VRML_MFVEC2F, count);
for (i=0; i<count; i++) {
p->outMFVec2f.vals[i].x = mf_output->vals[i].x;
p->outMFVec2f.vals[i].y = mf_output->vals[i].y;
}
break;
case GF_SG_VRML_MFVEC3F:
gf_sg_vrml_mf_alloc(&p->outMFVec3f, GF_SG_VRML_MFVEC3F, count);
for (i=0; i<count; i++) {
p->outMFVec3f.vals[i].x = mf_output->vals[i].x;
p->outMFVec3f.vals[i].y = mf_output->vals[i].y;
p->outMFVec3f.vals[i].z = mf_output->vals[i].z;
}
break;
case GF_SG_VRML_MFROTATION:
gf_sg_vrml_mf_alloc(&p->outMFRotation, GF_SG_VRML_MFROTATION, count);
for (i=0; i<count; i++) {
p->outMFRotation.vals[i].x = mf_output->vals[i].x;
p->outMFRotation.vals[i].y = mf_output->vals[i].y;
p->outMFRotation.vals[i].z = mf_output->vals[i].z;
p->outMFRotation.vals[i].q = mf_output->vals[i].q;
}
break;
case GF_SG_VRML_MFSTRING:
gf_sg_vrml_mf_alloc(&p->outMFString, GF_SG_VRML_MFSTRING, count); gf_sg_vrml_mf_alloc(&p->outMFVec2f, GF_SG_VRML_MFVEC2F, count);
for (i=0; i<count; i++) {
if (num_out==1) {
if (inType==GF_SG_VRML_SFTIME) {
format_sftime_string(mf_output->vals[i].x, str);
} else {
sprintf(str, "%g", FIX2FLT(mf_output->vals[i].x));
}
} else if (num_out==2) {
sprintf(str, "%g %g", FIX2FLT(mf_output->vals[i].x), FIX2FLT(mf_output->vals[i].y));
} else if (num_out==3) {
sprintf(str, "%g %g %g", FIX2FLT(mf_output->vals[i].x), FIX2FLT(mf_output->vals[i].y), FIX2FLT(mf_output->vals[i].z));
} else if (num_out==4) {
sprintf(str, "%g %g %g %g", FIX2FLT(mf_output->vals[i].x), FIX2FLT(mf_output->vals[i].y), FIX2FLT(mf_output->vals[i].z), FIX2FLT(mf_output->vals[i].q));
}
if (p->outMFString.vals[i]) gf_free(p->outMFString.vals[i]);
p->outMFString.vals[i] = gf_strdup(str);
}
break;
}
if (r->IS_route) {
gf_sg_route_activate(r);
} else {
gf_sg_route_queue(p->sgprivate->scenegraph, r);
}
}
}
void mediasensor_update_timing(GF_ObjectManager *odm, Bool is_eos)
{
GF_Segment *desc;
u32 i, count, j, ms_count;
Double time;
ms_count = gf_list_count(odm->ms_stack);
if (!ms_count) return;
time = odm->current_time / 1000.0;
for (j=0; j<ms_count; j++) {
MediaSensorStack *media_sens = (MediaSensorStack *)gf_list_get(odm->ms_stack, j);
if (!media_sens->is_init) continue;
count = gf_list_count(media_sens->seg);
/*full object controled*/
if (!media_sens->active_seg && !count) {
/*check for end of scene (MediaSensor on inline)*/
if (odm->subscene && odm->subscene->duration) {
GF_Clock *ck = gf_odm_get_media_clock(odm);
if (ck->has_seen_eos && (1000*time>=(Double) (s64)odm->subscene->duration)) {
if (media_sens->sensor->isActive) {
/*force notification of time (ntify the scene duration rather than the current clock*/
media_sens->sensor->mediaCurrentTime = (Double) odm->subscene->duration;
media_sens->sensor->mediaCurrentTime /= 1000;
gf_node_event_out((GF_Node *) media_sens->sensor, 1/*"mediaCurrentTime"*/);
media_sens->sensor->isActive = 0;
gf_node_event_out((GF_Node *) media_sens->sensor, 4/*"isActive"*/);
GF_LOG(GF_LOG_DEBUG, GF_LOG_INTERACT, ("[ODM%d] Deactivating media sensor\n", odm->OD->objectDescriptorID));
}
continue;
}
}
if (!is_eos && !media_sens->sensor->isActive) {
media_sens->sensor->isActive = 1;
gf_node_event_out((GF_Node *) media_sens->sensor, 4/*"isActive"*/);
if (odm->subscene) {
media_sens->sensor->mediaDuration = (Double) (s64)odm->subscene->duration;
} else {
media_sens->sensor->mediaDuration = (Double) (s64)odm->duration;
}
if (media_sens->sensor->mediaDuration)
media_sens->sensor->mediaDuration /= 1000;
else
media_sens->sensor->mediaDuration = -FIX_ONE;
gf_node_event_out((GF_Node *) media_sens->sensor, 3/*"mediaDuration"*/);
}
if (is_eos && media_sens->sensor->isActive) {
if (media_sens->sensor->mediaDuration>=0) {
media_sens->sensor->mediaCurrentTime = media_sens->sensor->mediaDuration;
} else {
media_sens->sensor->mediaCurrentTime = time;
}
gf_node_event_out((GF_Node *) media_sens->sensor, 1/*"mediaCurrentTime"*/);
media_sens->sensor->isActive = 0;
gf_node_event_out((GF_Node *) media_sens->sensor, 4/*"isActive"*/);
} else {
if (media_sens->sensor->isActive && (media_sens->sensor->mediaCurrentTime != time)) {
media_sens->sensor->mediaCurrentTime = time;
gf_node_event_out((GF_Node *) media_sens->sensor, 1/*"mediaCurrentTime"*/);
}
}
continue;
}
/*locate segment*/
for (i=media_sens->active_seg; i<count; i++) {
desc = (GF_Segment*)gf_list_get(media_sens->seg, i);
/*not controled*/
if (desc->startTime > time) {
if (media_sens->sensor->isActive) {
media_sens->sensor->isActive = 0;
gf_node_event_out((GF_Node *) media_sens->sensor, 4/*"isActive"*/);
GF_LOG(GF_LOG_DEBUG, GF_LOG_INTERACT, ("[ODM%d] Deactivating media sensor at time %g - segment %s\n", odm->OD->objectDescriptorID, time, desc->SegmentName));
}
break;
}
if (desc->startTime + desc->Duration < time) continue;
if (desc->startTime + desc->Duration == time) {
continue;
}
/*segment switch, force activation (isActive TRUE send at each seg)*/
if (media_sens->active_seg != i) {
media_sens->active_seg = i;
media_sens->sensor->isActive = 0;
}
if (!media_sens->sensor->isActive) {
media_sens->sensor->isActive = 1;
gf_node_event_out((GF_Node *) media_sens->sensor, 4/*"isActive"*/);
/*set info*/
gf_sg_vrml_mf_reset(& media_sens->sensor->info, GF_SG_VRML_MFSTRING);
gf_sg_vrml_mf_alloc(& media_sens->sensor->info, GF_SG_VRML_MFSTRING, 1);
media_sens->sensor->info.vals[0] = desc->SegmentName ? gf_strdup(desc->SegmentName) : NULL;
gf_node_event_out((GF_Node *) media_sens->sensor, 5/*"info"*/);
/*set duration*/
media_sens->sensor->mediaDuration = desc->Duration;
gf_node_event_out((GF_Node *) media_sens->sensor, 3/*"mediaDuration"*/);
/*set seg start time*/
media_sens->sensor->streamObjectStartTime = desc->startTime;
gf_node_event_out((GF_Node *) media_sens->sensor, 2/*"streamObjectStartTime"*/);
GF_LOG(GF_LOG_DEBUG, GF_LOG_INTERACT, ("[ODM%d] Activating media sensor time %g - segment %s\n", odm->OD->objectDescriptorID, time, desc->SegmentName));
}
/*set media time - relative to segment start time*/
time -= desc->startTime;
if (media_sens->sensor->mediaCurrentTime != time) {
media_sens->sensor->mediaCurrentTime = time;
gf_node_event_out((GF_Node *) media_sens->sensor, 1/*"mediaCurrentTime"*/);
}
break;
}
if (i==count) {
/*we're after last segment, deactivate*/
if (media_sens->sensor->isActive) {
media_sens->sensor->isActive = 0;
gf_node_event_out((GF_Node *) media_sens->sensor, 4/*"isActive"*/);
media_sens->active_seg = count;
GF_LOG(GF_LOG_DEBUG, GF_LOG_INTERACT, ("[ODM%d] Deactivating media sensor at time %g: no more segments\n", odm->OD->objectDescriptorID, time));
}
}
}
}
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));
}
}
/*special cloning with type-casting from SF/MF strings to URL conversion since proto URL doesn't exist
as a field type (it's just a stupid encoding trick) */
void VRML_FieldCopyCast(void *dest, u32 dst_field_type, void *orig, u32 ori_field_type)
{
SFURL *url;
char tmp[50];
u32 size, i, sf_type_ori, sf_type_dst;
void *dst_field, *orig_field;
if (!dest || !orig) return;
switch (dst_field_type) {
case GF_SG_VRML_SFSTRING:
if (ori_field_type == GF_SG_VRML_SFURL) {
url = ((SFURL *)orig);
if (url->OD_ID>0) {
sprintf(tmp, "%d", url->OD_ID);
if ( ((SFString*)dest)->buffer) gf_free(((SFString*)dest)->buffer);
((SFString*)dest)->buffer = gf_strdup(tmp);
} else {
if ( ((SFString*)dest)->buffer) gf_free(((SFString*)dest)->buffer);
((SFString*)dest)->buffer = url->url ? gf_strdup(url->url) : NULL;
}
}
/*for SFString to MFString cast*/
else if (ori_field_type == GF_SG_VRML_SFSTRING) {
if ( ((SFString*)dest)->buffer) gf_free(((SFString*)dest)->buffer);
((SFString*)dest)->buffer = ((SFString*)orig)->buffer ? gf_strdup(((SFString*)orig)->buffer) : NULL;
}
return;
case GF_SG_VRML_SFURL:
if (ori_field_type != GF_SG_VRML_SFSTRING) return;
url = ((SFURL *)dest);
url->OD_ID = 0;
if (url->url) gf_free(url->url);
if ( ((SFString*)orig)->buffer)
url->url = gf_strdup(((SFString*)orig)->buffer);
else
url->url = NULL;
return;
case GF_SG_VRML_MFSTRING:
case GF_SG_VRML_MFURL:
break;
default:
return;
}
sf_type_dst = gf_sg_vrml_get_sf_type(dst_field_type);
if (gf_sg_vrml_is_sf_field(ori_field_type)) {
size = 1;
gf_sg_vrml_mf_alloc(dest, dst_field_type, size);
gf_sg_vrml_mf_get_item(dest, dst_field_type, &dst_field, 0);
VRML_FieldCopyCast(dst_field, sf_type_dst, orig, ori_field_type);
return;
}
size = ((GenMFField *)orig)->count;
if (size != ((GenMFField *)dest)->count) gf_sg_vrml_mf_alloc(dest, dst_field_type, size);
sf_type_ori = gf_sg_vrml_get_sf_type(ori_field_type);
//duplicate all items
for (i=0; i<size; i++) {
gf_sg_vrml_mf_get_item(dest, dst_field_type, &dst_field, i);
gf_sg_vrml_mf_get_item(orig, ori_field_type, &orig_field, i);
VRML_FieldCopyCast(dst_field, sf_type_dst, orig_field, sf_type_ori);
}
return;
}
static GF_Node *create_appearance(SVGPropertiesPointers *svg_props, GF_SceneGraph *sg)
{
M_Appearance *app;
M_Material2D *mat;
M_XLineProperties *xlp;
M_RadialGradient *rg;
M_LinearGradient *lg;
app = (M_Appearance *)gf_node_new(sg, TAG_MPEG4_Appearance);
app->material = gf_node_new(sg, TAG_MPEG4_Material2D);
mat = (M_Material2D *)app->material;
gf_node_register((GF_Node*)mat, (GF_Node*)app);
if (svg_props->fill->type == SVG_PAINT_NONE) {
mat->filled = 0;
} else {
mat->filled = 1;
if (svg_props->fill->type == SVG_PAINT_COLOR) {
if (svg_props->fill->color.type == SVG_COLOR_RGBCOLOR) {
mat->emissiveColor.red = svg_props->fill->color.red;
mat->emissiveColor.green = svg_props->fill->color.green;
mat->emissiveColor.blue = svg_props->fill->color.blue;
} else if (svg_props->fill->color.type == SVG_COLOR_CURRENTCOLOR) {
mat->emissiveColor.red = svg_props->color->color.red;
mat->emissiveColor.green = svg_props->color->color.green;
mat->emissiveColor.blue = svg_props->color->color.blue;
} else {
/* WARNING */
mat->emissiveColor.red = 0;
mat->emissiveColor.green = 0;
mat->emissiveColor.blue = 0;
}
} else { // SVG_PAINT_URI
/* TODO: gradient or solidcolor */
}
}
mat->transparency = FIX_ONE - svg_props->fill_opacity->value;
if (svg_props->stroke->type != SVG_PAINT_NONE &&
svg_props->stroke_width->value != 0) {
mat->lineProps = gf_node_new(sg, TAG_MPEG4_XLineProperties);
xlp = (M_XLineProperties *)mat->lineProps;
gf_node_register((GF_Node*)xlp, (GF_Node*)mat);
xlp->width = svg_props->stroke_width->value;
if (svg_props->stroke->type == SVG_PAINT_COLOR) {
if (svg_props->stroke->color.type == SVG_COLOR_RGBCOLOR) {
xlp->lineColor.red = svg_props->stroke->color.red;
xlp->lineColor.green = svg_props->stroke->color.green;
xlp->lineColor.blue = svg_props->stroke->color.blue;
} else if (svg_props->stroke->color.type == SVG_COLOR_CURRENTCOLOR) {
xlp->lineColor.red = svg_props->color->color.red;
xlp->lineColor.green = svg_props->color->color.green;
xlp->lineColor.blue = svg_props->color->color.blue;
} else {
/* WARNING */
xlp->lineColor.red = 0;
xlp->lineColor.green = 0;
xlp->lineColor.blue = 0;
}
} else { // SVG_PAINT_URI
/* TODO: xlp->texture = ... */
}
xlp->transparency = FIX_ONE - svg_props->stroke_opacity->value;
xlp->lineCap = *svg_props->stroke_linecap;
xlp->lineJoin = *svg_props->stroke_linejoin;
if (svg_props->stroke_dasharray->type == SVG_STROKEDASHARRAY_ARRAY) {
u32 i;
xlp->lineStyle = 6;
gf_sg_vrml_mf_alloc(&xlp->dashes, GF_SG_VRML_MFFLOAT, svg_props->stroke_dasharray->array.count);
for (i = 0; i < svg_props->stroke_dasharray->array.count; i++) {
xlp->dashes.vals[i] = svg_props->stroke_dasharray->array.vals[i] / svg_props->stroke_width->value;
}
}
xlp->miterLimit = svg_props->stroke_miterlimit->value;
}
return (GF_Node*)app;
}
GF_EXPORT
void gf_sg_vrml_field_clone(void *dest, void *orig, u32 field_type, GF_SceneGraph *inScene)
{
u32 size, i, sf_type;
void *dst_field, *orig_field;
if (!dest || !orig) return;
switch (field_type) {
case GF_SG_VRML_SFBOOL:
memcpy(dest, orig, sizeof(SFBool));
break;
case GF_SG_VRML_SFCOLOR:
memcpy(dest, orig, sizeof(SFColor));
break;
case GF_SG_VRML_SFFLOAT:
memcpy(dest, orig, sizeof(SFFloat));
break;
case GF_SG_VRML_SFINT32:
memcpy(dest, orig, sizeof(SFInt32));
break;
case GF_SG_VRML_SFROTATION:
memcpy(dest, orig, sizeof(SFRotation));
break;
case GF_SG_VRML_SFTIME:
memcpy(dest, orig, sizeof(SFTime));
break;
case GF_SG_VRML_SFVEC2F:
memcpy(dest, orig, sizeof(SFVec2f));
break;
case GF_SG_VRML_SFVEC3F:
memcpy(dest, orig, sizeof(SFVec3f));
break;
case GF_SG_VRML_SFATTRREF:
memcpy(dest, orig, sizeof(SFAttrRef));
break;
case GF_SG_VRML_SFSTRING:
if ( ((SFString*)dest)->buffer) gf_free(((SFString*)dest)->buffer);
if ( ((SFString*)orig)->buffer )
((SFString*)dest)->buffer = gf_strdup(((SFString*)orig)->buffer);
else
((SFString*)dest)->buffer = NULL;
break;
case GF_SG_VRML_SFURL:
if ( ((SFURL *)dest)->url ) gf_free( ((SFURL *)dest)->url );
((SFURL *)dest)->OD_ID = ((SFURL *)orig)->OD_ID;
if (((SFURL *)orig)->url)
((SFURL *)dest)->url = gf_strdup(((SFURL *)orig)->url);
else
((SFURL *)dest)->url = NULL;
break;
case GF_SG_VRML_SFIMAGE:
if (((SFImage *)dest)->pixels) gf_free(((SFImage *)dest)->pixels);
((SFImage *)dest)->width = ((SFImage *)orig)->width;
((SFImage *)dest)->height = ((SFImage *)orig)->height;
((SFImage *)dest)->numComponents = ((SFImage *)orig)->numComponents;
size = ((SFImage *)dest)->width * ((SFImage *)dest)->height * ((SFImage *)dest)->numComponents;
((SFImage *)dest)->pixels = (u8*)gf_malloc(sizeof(char)*size);
memcpy(((SFImage *)dest)->pixels, ((SFImage *)orig)->pixels, sizeof(char)*size);
break;
case GF_SG_VRML_SFCOMMANDBUFFER:
{
SFCommandBuffer *cb_dst = (SFCommandBuffer *)dest;
SFCommandBuffer *cb_src = (SFCommandBuffer *)orig;
cb_dst->bufferSize = cb_src->bufferSize;
if (cb_dst->bufferSize && !gf_list_count(cb_src->commandList) ) {
cb_dst->buffer = (u8*)gf_realloc(cb_dst->buffer, sizeof(char)*cb_dst->bufferSize);
memcpy(cb_dst->buffer, cb_src->buffer, sizeof(char)*cb_src->bufferSize);
} else {
u32 j, c2;
if (cb_dst->buffer) gf_free(cb_dst->buffer);
cb_dst->buffer = NULL;
/*clone command list*/
c2 = gf_list_count(cb_src->commandList);
for (j=0; j<c2;j++) {
GF_Command *sub_com = (GF_Command *)gf_list_get(cb_src->commandList, j);
GF_Command *new_com = gf_sg_vrml_command_clone(sub_com, inScene, 0);
gf_list_add(cb_dst->commandList, new_com);
}
}
}
break;
/*simply copy text string*/
case GF_SG_VRML_SFSCRIPT:
if (((SFScript*)dest)->script_text) gf_free(((SFScript*)dest)->script_text);
((SFScript*)dest)->script_text = NULL;
if ( ((SFScript*)orig)->script_text)
((SFScript *)dest)->script_text = (char *)gf_strdup( (char*) ((SFScript*)orig)->script_text );
break;
//simple MFFields, do a memcpy
case GF_SG_VRML_MFBOOL:
case GF_SG_VRML_MFFLOAT:
case GF_SG_VRML_MFTIME:
case GF_SG_VRML_MFINT32:
case GF_SG_VRML_MFVEC3F:
case GF_SG_VRML_MFVEC2F:
case GF_SG_VRML_MFCOLOR:
case GF_SG_VRML_MFROTATION:
case GF_SG_VRML_MFATTRREF:
size = gf_sg_vrml_get_sf_size(field_type) * ((GenMFField *)orig)->count;
if (((GenMFField *)orig)->count != ((GenMFField *)dest)->count) {
((GenMFField *)dest)->array = gf_realloc(((GenMFField *)dest)->array, size);
((GenMFField *)dest)->count = ((GenMFField *)orig)->count;
}
memcpy(((GenMFField *)dest)->array, ((GenMFField *)orig)->array, size);
break;
//complex MFFields
case GF_SG_VRML_MFSTRING:
case GF_SG_VRML_MFIMAGE:
case GF_SG_VRML_MFURL:
case GF_SG_VRML_MFSCRIPT:
size = ((GenMFField *)orig)->count;
gf_sg_vrml_mf_reset(dest, field_type);
gf_sg_vrml_mf_alloc(dest, field_type, size);
sf_type = gf_sg_vrml_get_sf_type(field_type);
//duplicate all items
for (i=0; i<size; i++) {
gf_sg_vrml_mf_get_item(dest, field_type, &dst_field, i);
gf_sg_vrml_mf_get_item(orig, field_type, &orig_field, i);
gf_sg_vrml_field_copy(dst_field, orig_field, sf_type);
}
break;
}
}
GF_Err gf_bifs_dec_pred_mf_field(GF_BifsDecoder *codec, GF_BitStream *bs, GF_Node *node, GF_FieldInfo *field)
{
GF_Err e;
Bool HasQ;
u8 AType;
Fixed b_min, b_max;
u32 i, flag;
PredMF pmf;
memset(&pmf, 0, sizeof(PredMF));
HasQ = gf_bifs_get_aq_info(node, field->fieldIndex, &pmf.QType, &AType, &b_min, &b_max, &pmf.QNbBits);
if (!HasQ || !pmf.QType) return GF_EOS;
/*get NbBits for QP14 (QC_COORD_INDEX)*/
if (pmf.QType == QC_COORD_INDEX)
pmf.QNbBits = gf_bifs_dec_qp14_get_bits(codec);
pmf.BMin.x = pmf.BMin.y = pmf.BMin.z = b_min;
pmf.BMax.x = pmf.BMax.y = pmf.BMax.z = b_max;
/*check is the QP is on and retrieves the bounds*/
if (!Q_IsTypeOn(codec->ActiveQP, pmf.QType, &pmf.QNbBits, &pmf.BMin, &pmf.BMax)) return GF_EOS;
switch (field->fieldType) {
case GF_SG_VRML_MFCOLOR:
case GF_SG_VRML_MFVEC3F:
if (pmf.QType==QC_NORMALS) {
pmf.num_comp = 2;
break;
}
case GF_SG_VRML_MFROTATION:
pmf.num_comp = 3;
break;
case GF_SG_VRML_MFVEC2F:
pmf.num_comp = 2;
break;
case GF_SG_VRML_MFFLOAT:
case GF_SG_VRML_MFINT32:
pmf.num_comp = 1;
break;
default:
return GF_NON_COMPLIANT_BITSTREAM;
}
/*parse array header*/
flag = gf_bs_read_int(bs, 5);
pmf.num_fields = gf_bs_read_int(bs, flag);
pmf.intra_mode = gf_bs_read_int(bs, 2);
switch (pmf.intra_mode) {
case 1:
flag = gf_bs_read_int(bs, 5);
pmf.intra_inter = gf_bs_read_int(bs, flag);
/*no break*/
case 2:
case 0:
pmf.compNbBits = gf_bs_read_int(bs, 5);
if (pmf.QType==1) pmf.num_bounds = 3;
else if (pmf.QType==2) pmf.num_bounds = 2;
else pmf.num_bounds = 1;
for (i=0; i<pmf.num_bounds; i++) {
flag = gf_bs_read_int(bs, pmf.QNbBits + 1);
pmf.comp_min[i] = flag - (1<<pmf.QNbBits);
}
break;
case 3:
break;
}
pmf.dec = gp_bifs_aa_dec_new(bs);
pmf.models[0] = gp_bifs_aa_model_new();
pmf.models[1] = gp_bifs_aa_model_new();
pmf.models[2] = gp_bifs_aa_model_new();
pmf.dir_model = gp_bifs_aa_model_new();
PMF_ResetModels(&pmf);
gf_sg_vrml_mf_alloc(field->far_ptr, field->fieldType, pmf.num_fields);
pmf.cur_field = 0;
/*parse initial I*/
e = PMF_ParseIValue(&pmf, bs, field);
if (e) return e;
for (pmf.cur_field=1; pmf.cur_field<pmf.num_fields; pmf.cur_field++) {
switch (pmf.intra_mode) {
case 0:
e = PMF_ParsePValue(&pmf, bs, field);
break;
/*NOT TESTED*/
case 1:
if (!(pmf.cur_field % pmf.intra_inter)) {
/*resync bitstream*/
gp_bifs_aa_dec_resync(pmf.dec);
flag = gf_bs_read_int(bs, 1);
/*update settings ?*/
if (flag) {
e = PMF_UpdateArrayQP(&pmf, bs);
if (e) goto err_exit;
}
e = PMF_ParseIValue(&pmf, bs, field);
} else {
e = PMF_ParsePValue(&pmf, bs, field);
}
break;
/*NOT TESTED*/
case 2:
/*is intra ? - WARNING: this is from the arithmetic context !!*/
flag = gp_bifs_aa_dec_get_bit(pmf.dec);
if (flag) {
/*resync bitstream*/
gp_bifs_aa_dec_resync_bit(pmf.dec);
flag = gf_bs_read_int(bs, 1);
/*update settings ?*/
if (flag) {
e = PMF_UpdateArrayQP(&pmf, bs);
if (e) goto err_exit;
}
e = PMF_ParseIValue(&pmf, bs, field);
} else {
e = PMF_ParsePValue(&pmf, bs, field);
gp_bifs_aa_dec_flush(pmf.dec);
}
break;
}
if (e) goto err_exit;
}
if (pmf.intra_mode==2) {
gp_bifs_aa_dec_resync_bit(pmf.dec);
} else {
gp_bifs_aa_dec_resync(pmf.dec);
}
err_exit:
gp_bifs_aa_model_del(pmf.models[0]);
gp_bifs_aa_model_del(pmf.models[1]);
gp_bifs_aa_model_del(pmf.models[2]);
gp_bifs_aa_model_del(pmf.dir_model);
gp_bifs_aa_dec_del(pmf.dec);
return e;
}
