1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159

// Take a look at the license at the top of the repository in the LICENSE file.

use crate::ELEMENT_METADATA_AUTHOR;
use crate::ELEMENT_METADATA_DESCRIPTION;
use crate::ELEMENT_METADATA_DOC_URI;
use crate::ELEMENT_METADATA_ICON_NAME;
use crate::ELEMENT_METADATA_KLASS;
use crate::ELEMENT_METADATA_LONGNAME;
use std::ffi::CStr;

#[cfg(any(feature = "v1_20", feature = "dox"))]
use crate::Element;
use crate::ElementFactory;
use crate::Rank;
use crate::StaticPadTemplate;

#[cfg(any(feature = "v1_20", feature = "dox"))]
use glib::prelude::*;
use glib::translate::*;

impl ElementFactory {
    #[cfg(any(feature = "v1_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
    #[doc(alias = "gst_element_factory_create_with_properties")]
    pub fn create_with_properties(
        &self,
        properties: &[(&str, &dyn ToValue)],
    ) -> Result<Element, glib::BoolError> {
        assert_initialized_main_thread!();
        let n = properties.len() as u32;
        let names = properties.iter().map(|(name, _)| *name).collect::<Vec<_>>();
        let values = properties
            .iter()
            .map(|(_, value)| value.to_value())
            .collect::<Vec<_>>();

        unsafe {
            Option::<_>::from_glib_none(ffi::gst_element_factory_create_with_properties(
                self.to_glib_none().0,
                n,
                names.to_glib_none().0,
                values.as_ptr() as *const glib::gobject_ffi::GValue,
            ))
            .ok_or_else(|| glib::bool_error!("Failed to create element from factory"))
        }
    }

    #[cfg(any(feature = "v1_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
    #[doc(alias = "gst_element_factory_make_with_properties")]
    pub fn make_with_properties(
        factoryname: &str,
        properties: &[(&str, &dyn ToValue)],
    ) -> Result<Element, glib::BoolError> {
        assert_initialized_main_thread!();
        let n = properties.len() as u32;
        let names = properties.iter().map(|(name, _)| *name).collect::<Vec<_>>();
        let values = properties
            .iter()
            .map(|(_, value)| value.to_value())
            .collect::<Vec<_>>();

        assert_initialized_main_thread!();
        unsafe {
            Option::<_>::from_glib_none(ffi::gst_element_factory_make_with_properties(
                factoryname.to_glib_none().0,
                n,
                names.to_glib_none().0,
                values.as_ptr() as *const glib::gobject_ffi::GValue,
            ))
            .ok_or_else(|| glib::bool_error!("Failed to create element from factory name"))
        }
    }

    #[doc(alias = "gst_element_factory_get_static_pad_templates")]
    #[doc(alias = "get_static_pad_templates")]
    pub fn static_pad_templates(&self) -> glib::List<StaticPadTemplate> {
        unsafe {
            glib::List::from_glib_none_static(ffi::gst_element_factory_get_static_pad_templates(
                self.to_glib_none().0,
            ) as *mut _)
        }
    }

    #[doc(alias = "gst_element_factory_list_is_type")]
    pub fn has_type(&self, type_: crate::ElementFactoryType) -> bool {
        unsafe {
            from_glib(ffi::gst_element_factory_list_is_type(
                self.to_glib_none().0,
                type_.into_glib(),
            ))
        }
    }

    #[doc(alias = "gst_element_factory_list_get_elements")]
    pub fn factories_with_type(
        type_: crate::ElementFactoryType,
        minrank: Rank,
    ) -> glib::List<ElementFactory> {
        assert_initialized_main_thread!();
        unsafe {
            FromGlibPtrContainer::from_glib_full(ffi::gst_element_factory_list_get_elements(
                type_.into_glib(),
                minrank.into_glib(),
            ))
        }
    }

    #[doc(alias = "gst_element_factory_get_metadata")]
    #[doc(alias = "get_metadata")]
    pub fn metadata(&self, key: &str) -> Option<&str> {
        unsafe {
            let ptr =
                ffi::gst_element_factory_get_metadata(self.to_glib_none().0, key.to_glib_none().0);

            if ptr.is_null() {
                None
            } else {
                Some(CStr::from_ptr(ptr).to_str().unwrap())
            }
        }
    }

    #[doc(alias = "get_longname")]
    #[doc(alias = "gst_element_factory_get_longname")]
    pub fn longname(&self) -> &str {
        self.metadata(&ELEMENT_METADATA_LONGNAME).unwrap()
    }

    #[doc(alias = "get_klass")]
    #[doc(alias = "gst_element_factory_get_klass")]
    pub fn klass(&self) -> &str {
        self.metadata(&ELEMENT_METADATA_KLASS).unwrap()
    }

    #[doc(alias = "get_description")]
    #[doc(alias = "gst_element_factory_get_description")]
    pub fn description(&self) -> &str {
        self.metadata(&ELEMENT_METADATA_DESCRIPTION).unwrap()
    }

    #[doc(alias = "get_author")]
    #[doc(alias = "gst_element_factory_get_author")]
    pub fn author(&self) -> &str {
        self.metadata(&ELEMENT_METADATA_AUTHOR).unwrap()
    }

    #[doc(alias = "get_documentation_uri")]
    #[doc(alias = "gst_element_factory_get_documentation_uri")]
    pub fn documentation_uri(&self) -> Option<&str> {
        self.metadata(&ELEMENT_METADATA_DOC_URI)
    }

    #[doc(alias = "get_icon_name")]
    #[doc(alias = "gst_element_factory_get_icon_name")]
    pub fn icon_name(&self) -> Option<&str> {
        self.metadata(&ELEMENT_METADATA_ICON_NAME)
    }
}