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Add linux camera support

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This commit is contained in:
Paweł
2023-06-05 18:56:34 +02:00
parent c3e16cda00
commit b88585abfc
16 changed files with 1108 additions and 10 deletions
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28
servers/camera/camera_feed.cpp
View File

@@ -56,9 +56,16 @@ void CameraFeed::_bind_methods() {
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);
@@ -84,13 +91,11 @@ void CameraFeed::set_active(bool p_is_active) {
} else if (p_is_active) {
// attempt to activate this feed
if (activate_feed()) {
print_line("Activate " + name);
active = true;
}
} else {
// just deactivate it
deactivate_feed();
print_line("Deactivate " + name);
active = false;
}
}
@@ -183,6 +188,8 @@ void CameraFeed::set_RGB_img(const Ref<Image> &p_rgb_img) {
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);
}
@@ -204,6 +211,8 @@ void CameraFeed::set_YCbCr_img(const Ref<Image> &p_ycbcr_img) {
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);
}
@@ -235,6 +244,8 @@ void CameraFeed::set_YCbCr_imgs(const Ref<Image> &p_y_img, const Ref<Image> &p_c
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);
@@ -252,3 +263,16 @@ bool CameraFeed::activate_feed() {
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;
}

20
servers/camera/camera_feed.h
View File

@@ -60,14 +60,26 @@ public:
private:
int id; // unique id for this, for internal use in case feeds are removed
int base_width;
int base_height;
protected:
struct FeedFormat {
int width = 0;
int height = 0;
String format;
int frame_numerator = 0;
int frame_denominator = 0;
uint32_t pixel_format = 0;
};
String name; // name of our camera feed
FeedDataType datatype; // type of texture data stored
FeedPosition position; // position of camera on the device
Transform2D transform; // display transform
int base_width = 0;
int base_height = 0;
Vector<FeedFormat> formats;
Dictionary parameters;
int selected_format = -1;
bool active; // only when active do we actually update the camera texture each frame
RID texture[CameraServer::FEED_IMAGES]; // texture images needed for this
@@ -102,6 +114,10 @@ public:
void set_YCbCr_img(const Ref<Image> &p_ycbcr_img);
void set_YCbCr_imgs(const Ref<Image> &p_y_img, const Ref<Image> &p_cbcr_img);
virtual bool set_format(int p_index, const Dictionary &p_parameters);
virtual Array get_formats() const;
virtual FeedFormat get_format() const;
virtual bool activate_feed();
virtual void deactivate_feed();
};