mirror of
https://github.com/godotengine/godot.git
synced 2024-12-03 09:52:18 +08:00
276 lines
10 KiB
C++
276 lines
10 KiB
C++
/**************************************************************************/
|
|
/* camera_feed.cpp */
|
|
/**************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/**************************************************************************/
|
|
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
|
|
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* 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_feed.h"
|
|
|
|
#include "servers/rendering_server.h"
|
|
|
|
void CameraFeed::_bind_methods() {
|
|
ClassDB::bind_method(D_METHOD("get_id"), &CameraFeed::get_id);
|
|
|
|
ClassDB::bind_method(D_METHOD("is_active"), &CameraFeed::is_active);
|
|
ClassDB::bind_method(D_METHOD("set_active", "active"), &CameraFeed::set_active);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_name"), &CameraFeed::get_name);
|
|
ClassDB::bind_method(D_METHOD("set_name", "name"), &CameraFeed::set_name);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_position"), &CameraFeed::get_position);
|
|
ClassDB::bind_method(D_METHOD("set_position", "position"), &CameraFeed::set_position);
|
|
|
|
// Note, for transform some feeds may override what the user sets (such as ARKit)
|
|
ClassDB::bind_method(D_METHOD("get_transform"), &CameraFeed::get_transform);
|
|
ClassDB::bind_method(D_METHOD("set_transform", "transform"), &CameraFeed::set_transform);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_rgb_image", "rgb_image"), &CameraFeed::set_rgb_image);
|
|
ClassDB::bind_method(D_METHOD("set_ycbcr_image", "ycbcr_image"), &CameraFeed::set_ycbcr_image);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_datatype"), &CameraFeed::get_datatype);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_formats"), &CameraFeed::get_formats);
|
|
ClassDB::bind_method(D_METHOD("set_format", "index", "parameters"), &CameraFeed::set_format);
|
|
|
|
ADD_SIGNAL(MethodInfo("frame_changed"));
|
|
ADD_SIGNAL(MethodInfo("format_changed"));
|
|
|
|
ADD_GROUP("Feed", "feed_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "feed_is_active"), "set_active", "is_active");
|
|
ADD_PROPERTY(PropertyInfo(Variant::TRANSFORM2D, "feed_transform"), "set_transform", "get_transform");
|
|
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "formats"), "", "get_formats");
|
|
|
|
BIND_ENUM_CONSTANT(FEED_NOIMAGE);
|
|
BIND_ENUM_CONSTANT(FEED_RGB);
|
|
BIND_ENUM_CONSTANT(FEED_YCBCR);
|
|
BIND_ENUM_CONSTANT(FEED_YCBCR_SEP);
|
|
|
|
BIND_ENUM_CONSTANT(FEED_UNSPECIFIED);
|
|
BIND_ENUM_CONSTANT(FEED_FRONT);
|
|
BIND_ENUM_CONSTANT(FEED_BACK);
|
|
}
|
|
|
|
int CameraFeed::get_id() const {
|
|
return id;
|
|
}
|
|
|
|
bool CameraFeed::is_active() const {
|
|
return active;
|
|
}
|
|
|
|
void CameraFeed::set_active(bool p_is_active) {
|
|
if (p_is_active == active) {
|
|
// all good
|
|
} else if (p_is_active) {
|
|
// attempt to activate this feed
|
|
if (activate_feed()) {
|
|
active = true;
|
|
}
|
|
} else {
|
|
// just deactivate it
|
|
deactivate_feed();
|
|
active = false;
|
|
}
|
|
}
|
|
|
|
String CameraFeed::get_name() const {
|
|
return name;
|
|
}
|
|
|
|
void CameraFeed::set_name(String p_name) {
|
|
name = p_name;
|
|
}
|
|
|
|
int CameraFeed::get_base_width() const {
|
|
return base_width;
|
|
}
|
|
|
|
int CameraFeed::get_base_height() const {
|
|
return base_height;
|
|
}
|
|
|
|
CameraFeed::FeedDataType CameraFeed::get_datatype() const {
|
|
return datatype;
|
|
}
|
|
|
|
CameraFeed::FeedPosition CameraFeed::get_position() const {
|
|
return position;
|
|
}
|
|
|
|
void CameraFeed::set_position(CameraFeed::FeedPosition p_position) {
|
|
position = p_position;
|
|
}
|
|
|
|
Transform2D CameraFeed::get_transform() const {
|
|
return transform;
|
|
}
|
|
|
|
void CameraFeed::set_transform(const Transform2D &p_transform) {
|
|
transform = p_transform;
|
|
}
|
|
|
|
RID CameraFeed::get_texture(CameraServer::FeedImage p_which) {
|
|
return texture[p_which];
|
|
}
|
|
|
|
CameraFeed::CameraFeed() {
|
|
// initialize our feed
|
|
id = CameraServer::get_singleton()->get_free_id();
|
|
base_width = 0;
|
|
base_height = 0;
|
|
name = "???";
|
|
active = false;
|
|
datatype = CameraFeed::FEED_RGB;
|
|
position = CameraFeed::FEED_UNSPECIFIED;
|
|
transform = Transform2D(1.0, 0.0, 0.0, -1.0, 0.0, 1.0);
|
|
texture[CameraServer::FEED_Y_IMAGE] = RenderingServer::get_singleton()->texture_2d_placeholder_create();
|
|
texture[CameraServer::FEED_CBCR_IMAGE] = RenderingServer::get_singleton()->texture_2d_placeholder_create();
|
|
}
|
|
|
|
CameraFeed::CameraFeed(String p_name, FeedPosition p_position) {
|
|
// initialize our feed
|
|
id = CameraServer::get_singleton()->get_free_id();
|
|
base_width = 0;
|
|
base_height = 0;
|
|
name = p_name;
|
|
active = false;
|
|
datatype = CameraFeed::FEED_NOIMAGE;
|
|
position = p_position;
|
|
transform = Transform2D(1.0, 0.0, 0.0, -1.0, 0.0, 1.0);
|
|
texture[CameraServer::FEED_Y_IMAGE] = RenderingServer::get_singleton()->texture_2d_placeholder_create();
|
|
texture[CameraServer::FEED_CBCR_IMAGE] = RenderingServer::get_singleton()->texture_2d_placeholder_create();
|
|
}
|
|
|
|
CameraFeed::~CameraFeed() {
|
|
// Free our textures
|
|
ERR_FAIL_NULL(RenderingServer::get_singleton());
|
|
RenderingServer::get_singleton()->free(texture[CameraServer::FEED_Y_IMAGE]);
|
|
RenderingServer::get_singleton()->free(texture[CameraServer::FEED_CBCR_IMAGE]);
|
|
}
|
|
|
|
void CameraFeed::set_rgb_image(const Ref<Image> &p_rgb_img) {
|
|
ERR_FAIL_COND(p_rgb_img.is_null());
|
|
if (active) {
|
|
int new_width = p_rgb_img->get_width();
|
|
int new_height = p_rgb_img->get_height();
|
|
|
|
if ((base_width != new_width) || (base_height != new_height)) {
|
|
// We're assuming here that our camera image doesn't change around formats etc, allocate the whole lot...
|
|
base_width = new_width;
|
|
base_height = new_height;
|
|
|
|
RID new_texture = RenderingServer::get_singleton()->texture_2d_create(p_rgb_img);
|
|
RenderingServer::get_singleton()->texture_replace(texture[CameraServer::FEED_RGBA_IMAGE], new_texture);
|
|
|
|
emit_signal(SNAME("format_changed"));
|
|
} else {
|
|
RenderingServer::get_singleton()->texture_2d_update(texture[CameraServer::FEED_RGBA_IMAGE], p_rgb_img);
|
|
}
|
|
|
|
datatype = CameraFeed::FEED_RGB;
|
|
}
|
|
}
|
|
|
|
void CameraFeed::set_ycbcr_image(const Ref<Image> &p_ycbcr_img) {
|
|
ERR_FAIL_COND(p_ycbcr_img.is_null());
|
|
if (active) {
|
|
int new_width = p_ycbcr_img->get_width();
|
|
int new_height = p_ycbcr_img->get_height();
|
|
|
|
if ((base_width != new_width) || (base_height != new_height)) {
|
|
// We're assuming here that our camera image doesn't change around formats etc, allocate the whole lot...
|
|
base_width = new_width;
|
|
base_height = new_height;
|
|
|
|
RID new_texture = RenderingServer::get_singleton()->texture_2d_create(p_ycbcr_img);
|
|
RenderingServer::get_singleton()->texture_replace(texture[CameraServer::FEED_RGBA_IMAGE], new_texture);
|
|
|
|
emit_signal(SNAME("format_changed"));
|
|
} else {
|
|
RenderingServer::get_singleton()->texture_2d_update(texture[CameraServer::FEED_RGBA_IMAGE], p_ycbcr_img);
|
|
}
|
|
|
|
datatype = CameraFeed::FEED_YCBCR;
|
|
}
|
|
}
|
|
|
|
void CameraFeed::set_ycbcr_images(const Ref<Image> &p_y_img, const Ref<Image> &p_cbcr_img) {
|
|
ERR_FAIL_COND(p_y_img.is_null());
|
|
ERR_FAIL_COND(p_cbcr_img.is_null());
|
|
if (active) {
|
|
///@TODO investigate whether we can use thirdparty/misc/yuv2rgb.h here to convert our YUV data to RGB, our shader approach is potentially faster though..
|
|
// Wondering about including that into multiple projects, may cause issues.
|
|
// That said, if we convert to RGB, we could enable using texture resources again...
|
|
|
|
int new_y_width = p_y_img->get_width();
|
|
int new_y_height = p_y_img->get_height();
|
|
|
|
if ((base_width != new_y_width) || (base_height != new_y_height)) {
|
|
// We're assuming here that our camera image doesn't change around formats etc, allocate the whole lot...
|
|
base_width = new_y_width;
|
|
base_height = new_y_height;
|
|
{
|
|
RID new_texture = RenderingServer::get_singleton()->texture_2d_create(p_y_img);
|
|
RenderingServer::get_singleton()->texture_replace(texture[CameraServer::FEED_Y_IMAGE], new_texture);
|
|
}
|
|
{
|
|
RID new_texture = RenderingServer::get_singleton()->texture_2d_create(p_cbcr_img);
|
|
RenderingServer::get_singleton()->texture_replace(texture[CameraServer::FEED_CBCR_IMAGE], new_texture);
|
|
}
|
|
|
|
emit_signal(SNAME("format_changed"));
|
|
} else {
|
|
RenderingServer::get_singleton()->texture_2d_update(texture[CameraServer::FEED_Y_IMAGE], p_y_img);
|
|
RenderingServer::get_singleton()->texture_2d_update(texture[CameraServer::FEED_CBCR_IMAGE], p_cbcr_img);
|
|
}
|
|
|
|
datatype = CameraFeed::FEED_YCBCR_SEP;
|
|
}
|
|
}
|
|
|
|
bool CameraFeed::activate_feed() {
|
|
// nothing to do here
|
|
return true;
|
|
}
|
|
|
|
void CameraFeed::deactivate_feed() {
|
|
// nothing to do here
|
|
}
|
|
|
|
bool CameraFeed::set_format(int p_index, const Dictionary &p_parameters) {
|
|
return false;
|
|
}
|
|
|
|
Array CameraFeed::get_formats() const {
|
|
return Array();
|
|
}
|
|
|
|
CameraFeed::FeedFormat CameraFeed::get_format() const {
|
|
FeedFormat feed_format = {};
|
|
return feed_format;
|
|
}
|