GF_EXPORT
GF_Err gf_webvtt_js_removeCues(GF_Node *node)
{
GF_Err e;
JSBool found;
JSContext *c = node->sgprivate->scenegraph->svg_js->js_ctx;
JSObject *global = node->sgprivate->scenegraph->svg_js->global;
jsval fun_val;
gf_sg_lock_javascript(c, GF_TRUE);
found = JS_LookupProperty(c, global, "removeCues", &fun_val);
if (!found || JSVAL_IS_VOID(fun_val) || !JSVAL_IS_OBJECT(fun_val) ) {
e = GF_BAD_PARAM;
} else {
JSBool ret;
uintN attr;
ret = JS_GetPropertyAttributes(c, global, "removeCues", &attr, &found);
if (ret == JS_TRUE && found == JS_TRUE) {
jsval rval;
ret = JS_CallFunctionValue(c, global, fun_val, 0, NULL, &rval);
if (ret == JS_TRUE) {
e = GF_OK;
} else {
e = GF_BAD_PARAM;
}
} else {
e = GF_BAD_PARAM;
}
}
gf_sg_lock_javascript(c, GF_FALSE);
return e;
}
/* Make the property we set in define_import permament;
* we do this after the import succesfully completes.
*/
static JSBool
seal_import(JSContext *context,
JSObject *obj,
const char *name)
{
JSBool found;
unsigned attrs;
if (!JS_GetPropertyAttributes(context, obj, name,
&attrs, &found) || !found) {
gjs_debug(GJS_DEBUG_IMPORTER,
"Failed to get attributes to seal '%s' in importer",
name);
return JS_FALSE;
}
attrs |= JSPROP_PERMANENT;
if (!JS_SetPropertyAttributes(context, obj, name,
attrs, &found) || !found) {
gjs_debug(GJS_DEBUG_IMPORTER,
"Failed to set attributes to seal '%s' in importer",
name);
return JS_FALSE;
}
return JS_TRUE;
}
static JSBool
seal_object_property (JSContext *context, JSObject *obj, const char *name)
{
JSBool found;
unsigned int attrs;
JSAutoCompartment ac(context, obj);
if (! JS_GetPropertyAttributes (context,
obj,
name,
&attrs,
&found) || ! found)
{
return JS_FALSE;
}
attrs |= JSPROP_PERMANENT | JSPROP_READONLY;
if (! JS_SetPropertyAttributes (context,
obj,
name,
attrs, &found) || ! found)
{
return JS_FALSE;
}
return JS_TRUE;
}
GF_EXPORT
GF_Err gf_webvtt_js_addCue(GF_Node *node, const char *id,
const char *start, const char *end,
const char *settings,
const char *payload)
{
GF_Err e;
JSBool found;
JSContext *c = node->sgprivate->scenegraph->svg_js->js_ctx;
JSObject *global = node->sgprivate->scenegraph->svg_js->global;
jsval fun_val;
gf_sg_lock_javascript(c, GF_TRUE);
found = JS_LookupProperty(c, global, "addCue", &fun_val);
if (!found || JSVAL_IS_VOID(fun_val) || !JSVAL_IS_OBJECT(fun_val) ) {
e = GF_BAD_PARAM;
} else {
JSBool ret;
uintN attr;
ret = JS_GetPropertyAttributes(c, global, "addCue", &attr, &found);
if (ret == JS_TRUE && found == JS_TRUE) {
jsval rval;
jsval argv[5];
argv[0] = STRING_TO_JSVAL( JS_NewStringCopyZ(c, (id ? id : "")) );
argv[1] = STRING_TO_JSVAL( JS_NewStringCopyZ(c, (start ? start : "")) );
argv[2] = STRING_TO_JSVAL( JS_NewStringCopyZ(c, (end ? end : "")) );
argv[3] = STRING_TO_JSVAL( JS_NewStringCopyZ(c, (settings ? settings : "")) );
argv[4] = STRING_TO_JSVAL( JS_NewStringCopyZ(c, (payload ? payload : "")) );
ret = JS_CallFunctionValue(c, global, fun_val, 5, argv, &rval);
//ret = JS_CallFunctionName(c, global, "addCue", 5, argv, &rval);
if (ret == JS_TRUE) {
e = GF_OK;
} else {
e = GF_BAD_PARAM;
}
} else {
e = GF_BAD_PARAM;
}
}
gf_sg_lock_javascript(c, GF_FALSE);
return e;
}