diff options
Diffstat (limited to 'servers/camera_server.cpp')
| -rw-r--r-- | servers/camera_server.cpp | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/servers/camera_server.cpp b/servers/camera_server.cpp new file mode 100644 index 0000000000..8d2ae37001 --- /dev/null +++ b/servers/camera_server.cpp @@ -0,0 +1,169 @@ +/*************************************************************************/ +/* camera_server.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#include "camera_server.h" +#include "servers/camera/camera_feed.h" +#include "visual_server.h" + +//////////////////////////////////////////////////////// +// CameraServer + +void CameraServer::_bind_methods() { + ClassDB::bind_method(D_METHOD("get_feed", "index"), &CameraServer::get_feed); + ClassDB::bind_method(D_METHOD("get_feed_count"), &CameraServer::get_feed_count); + ClassDB::bind_method(D_METHOD("feeds"), &CameraServer::get_feeds); + + ClassDB::bind_method(D_METHOD("add_feed", "feed"), &CameraServer::add_feed); + ClassDB::bind_method(D_METHOD("remove_feed", "feed"), &CameraServer::remove_feed); + + ADD_SIGNAL(MethodInfo("camera_feed_added", PropertyInfo(Variant::INT, "id"))); + ADD_SIGNAL(MethodInfo("camera_feed_removed", PropertyInfo(Variant::INT, "id"))); + + BIND_ENUM_CONSTANT(FEED_RGBA_IMAGE); + BIND_ENUM_CONSTANT(FEED_YCbCr_IMAGE); + BIND_ENUM_CONSTANT(FEED_Y_IMAGE); + BIND_ENUM_CONSTANT(FEED_CbCr_IMAGE); +}; + +CameraServer *CameraServer::singleton = NULL; + +CameraServer *CameraServer::get_singleton() { + return singleton; +}; + +int CameraServer::get_free_id() { + bool id_exists = true; + int newid = 0; + + // find a free id + while (id_exists) { + newid++; + id_exists = false; + for (int i = 0; i < feeds.size() && !id_exists; i++) { + if (feeds[i]->get_id() == newid) { + id_exists = true; + }; + }; + }; + + return newid; +}; + +int CameraServer::get_feed_index(int p_id) { + for (int i = 0; i < feeds.size(); i++) { + if (feeds[i]->get_id() == p_id) { + return i; + }; + }; + + return -1; +}; + +Ref<CameraFeed> CameraServer::get_feed_by_id(int p_id) { + int index = get_feed_index(p_id); + + if (index == -1) { + return NULL; + } else { + return feeds[index]; + } +}; + +void CameraServer::add_feed(const Ref<CameraFeed> &p_feed) { + // add our feed + feeds.push_back(p_feed); + +// record for debugging +#ifdef DEBUG_ENABLED + print_line("Registered camera " + p_feed->get_name() + " with id " + itos(p_feed->get_id()) + " position " + itos(p_feed->get_position()) + " at index " + itos(feeds.size() - 1)); +#endif + + // let whomever is interested know + emit_signal("camera_feed_added", p_feed->get_id()); +}; + +void CameraServer::remove_feed(const Ref<CameraFeed> &p_feed) { + for (int i = 0; i < feeds.size(); i++) { + if (feeds[i] == p_feed) { + int feed_id = p_feed->get_id(); + +// record for debugging +#ifdef DEBUG_ENABLED + print_line("Removed camera " + p_feed->get_name() + " with id " + itos(feed_id) + " position " + itos(p_feed->get_position())); +#endif + + // remove it from our array, if this results in our feed being unreferenced it will be destroyed + feeds.remove(i); + + // let whomever is interested know + emit_signal("camera_feed_removed", feed_id); + return; + }; + }; +}; + +Ref<CameraFeed> CameraServer::get_feed(int p_index) { + ERR_FAIL_INDEX_V(p_index, feeds.size(), NULL); + + return feeds[p_index]; +}; + +int CameraServer::get_feed_count() { + return feeds.size(); +}; + +Array CameraServer::get_feeds() { + Array return_feeds; + int cc = get_feed_count(); + return_feeds.resize(cc); + + for (int i = 0; i < feeds.size(); i++) { + return_feeds[i] = get_feed(i); + }; + + return return_feeds; +}; + +RID CameraServer::feed_texture(int p_id, CameraServer::FeedImage p_texture) { + int index = get_feed_index(p_id); + ERR_FAIL_COND_V(index == -1, RID()); + + Ref<CameraFeed> feed = get_feed(index); + + return feed->get_texture(p_texture); +}; + +CameraServer::CameraServer() { + singleton = this; +}; + +CameraServer::~CameraServer() { + singleton = NULL; +}; |