// This file was generated by gir (d50d839) from gir-files (???)
// DO NOT EDIT

use ffi;
use glib_ffi;
use glib::error::ErrorDomain;
use glib::Type;
use glib::StaticType;
use glib::value::{Value, SetValue, FromValue, FromValueOptional};
use gobject_ffi;
use glib::translate::*;

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum BufferingMode {
    Stream,
    Download,
    Timeshift,
    Live,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for BufferingMode {
    type GlibType = ffi::GstBufferingMode;

    fn to_glib(&self) -> ffi::GstBufferingMode {
        match *self {
            BufferingMode::Stream => ffi::GST_BUFFERING_STREAM,
            BufferingMode::Download => ffi::GST_BUFFERING_DOWNLOAD,
            BufferingMode::Timeshift => ffi::GST_BUFFERING_TIMESHIFT,
            BufferingMode::Live => ffi::GST_BUFFERING_LIVE,
            BufferingMode::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstBufferingMode> for BufferingMode {
    fn from_glib(value: ffi::GstBufferingMode) -> Self {
        skip_assert_initialized!();
        match value {
            0 => BufferingMode::Stream,
            1 => BufferingMode::Download,
            2 => BufferingMode::Timeshift,
            3 => BufferingMode::Live,
            value => BufferingMode::__Unknown(value),
        }
    }
}

impl StaticType for BufferingMode {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_buffering_mode_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for BufferingMode {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for BufferingMode {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for BufferingMode {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum BusSyncReply {
    Drop,
    Pass,
    Async,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for BusSyncReply {
    type GlibType = ffi::GstBusSyncReply;

    fn to_glib(&self) -> ffi::GstBusSyncReply {
        match *self {
            BusSyncReply::Drop => ffi::GST_BUS_DROP,
            BusSyncReply::Pass => ffi::GST_BUS_PASS,
            BusSyncReply::Async => ffi::GST_BUS_ASYNC,
            BusSyncReply::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstBusSyncReply> for BusSyncReply {
    fn from_glib(value: ffi::GstBusSyncReply) -> Self {
        skip_assert_initialized!();
        match value {
            0 => BusSyncReply::Drop,
            1 => BusSyncReply::Pass,
            2 => BusSyncReply::Async,
            value => BusSyncReply::__Unknown(value),
        }
    }
}

impl StaticType for BusSyncReply {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_bus_sync_reply_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for BusSyncReply {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for BusSyncReply {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for BusSyncReply {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum CapsIntersectMode {
    ZigZag,
    First,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for CapsIntersectMode {
    type GlibType = ffi::GstCapsIntersectMode;

    fn to_glib(&self) -> ffi::GstCapsIntersectMode {
        match *self {
            CapsIntersectMode::ZigZag => ffi::GST_CAPS_INTERSECT_ZIG_ZAG,
            CapsIntersectMode::First => ffi::GST_CAPS_INTERSECT_FIRST,
            CapsIntersectMode::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstCapsIntersectMode> for CapsIntersectMode {
    fn from_glib(value: ffi::GstCapsIntersectMode) -> Self {
        skip_assert_initialized!();
        match value {
            0 => CapsIntersectMode::ZigZag,
            1 => CapsIntersectMode::First,
            value => CapsIntersectMode::__Unknown(value),
        }
    }
}

impl StaticType for CapsIntersectMode {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_caps_intersect_mode_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for CapsIntersectMode {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for CapsIntersectMode {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for CapsIntersectMode {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
#[must_use]
pub enum ClockReturn {
    Ok,
    Early,
    Unscheduled,
    Busy,
    Badtime,
    Error,
    Unsupported,
    Done,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for ClockReturn {
    type GlibType = ffi::GstClockReturn;

    fn to_glib(&self) -> ffi::GstClockReturn {
        match *self {
            ClockReturn::Ok => ffi::GST_CLOCK_OK,
            ClockReturn::Early => ffi::GST_CLOCK_EARLY,
            ClockReturn::Unscheduled => ffi::GST_CLOCK_UNSCHEDULED,
            ClockReturn::Busy => ffi::GST_CLOCK_BUSY,
            ClockReturn::Badtime => ffi::GST_CLOCK_BADTIME,
            ClockReturn::Error => ffi::GST_CLOCK_ERROR,
            ClockReturn::Unsupported => ffi::GST_CLOCK_UNSUPPORTED,
            ClockReturn::Done => ffi::GST_CLOCK_DONE,
            ClockReturn::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstClockReturn> for ClockReturn {
    fn from_glib(value: ffi::GstClockReturn) -> Self {
        skip_assert_initialized!();
        match value {
            0 => ClockReturn::Ok,
            1 => ClockReturn::Early,
            2 => ClockReturn::Unscheduled,
            3 => ClockReturn::Busy,
            4 => ClockReturn::Badtime,
            5 => ClockReturn::Error,
            6 => ClockReturn::Unsupported,
            7 => ClockReturn::Done,
            value => ClockReturn::__Unknown(value),
        }
    }
}

impl StaticType for ClockReturn {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_clock_return_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for ClockReturn {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for ClockReturn {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for ClockReturn {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum ClockType {
    Realtime,
    Monotonic,
    Other,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for ClockType {
    type GlibType = ffi::GstClockType;

    fn to_glib(&self) -> ffi::GstClockType {
        match *self {
            ClockType::Realtime => ffi::GST_CLOCK_TYPE_REALTIME,
            ClockType::Monotonic => ffi::GST_CLOCK_TYPE_MONOTONIC,
            ClockType::Other => ffi::GST_CLOCK_TYPE_OTHER,
            ClockType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstClockType> for ClockType {
    fn from_glib(value: ffi::GstClockType) -> Self {
        skip_assert_initialized!();
        match value {
            0 => ClockType::Realtime,
            1 => ClockType::Monotonic,
            2 => ClockType::Other,
            value => ClockType::__Unknown(value),
        }
    }
}

impl StaticType for ClockType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_clock_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for ClockType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for ClockType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for ClockType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum CoreError {
    Failed,
    TooLazy,
    NotImplemented,
    StateChange,
    Pad,
    Thread,
    Negotiation,
    Event,
    Seek,
    Caps,
    Tag,
    MissingPlugin,
    Clock,
    Disabled,
    NumErrors,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for CoreError {
    type GlibType = ffi::GstCoreError;

    fn to_glib(&self) -> ffi::GstCoreError {
        match *self {
            CoreError::Failed => ffi::GST_CORE_ERROR_FAILED,
            CoreError::TooLazy => ffi::GST_CORE_ERROR_TOO_LAZY,
            CoreError::NotImplemented => ffi::GST_CORE_ERROR_NOT_IMPLEMENTED,
            CoreError::StateChange => ffi::GST_CORE_ERROR_STATE_CHANGE,
            CoreError::Pad => ffi::GST_CORE_ERROR_PAD,
            CoreError::Thread => ffi::GST_CORE_ERROR_THREAD,
            CoreError::Negotiation => ffi::GST_CORE_ERROR_NEGOTIATION,
            CoreError::Event => ffi::GST_CORE_ERROR_EVENT,
            CoreError::Seek => ffi::GST_CORE_ERROR_SEEK,
            CoreError::Caps => ffi::GST_CORE_ERROR_CAPS,
            CoreError::Tag => ffi::GST_CORE_ERROR_TAG,
            CoreError::MissingPlugin => ffi::GST_CORE_ERROR_MISSING_PLUGIN,
            CoreError::Clock => ffi::GST_CORE_ERROR_CLOCK,
            CoreError::Disabled => ffi::GST_CORE_ERROR_DISABLED,
            CoreError::NumErrors => ffi::GST_CORE_ERROR_NUM_ERRORS,
            CoreError::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstCoreError> for CoreError {
    fn from_glib(value: ffi::GstCoreError) -> Self {
        skip_assert_initialized!();
        match value {
            1 => CoreError::Failed,
            2 => CoreError::TooLazy,
            3 => CoreError::NotImplemented,
            4 => CoreError::StateChange,
            5 => CoreError::Pad,
            6 => CoreError::Thread,
            7 => CoreError::Negotiation,
            8 => CoreError::Event,
            9 => CoreError::Seek,
            10 => CoreError::Caps,
            11 => CoreError::Tag,
            12 => CoreError::MissingPlugin,
            13 => CoreError::Clock,
            14 => CoreError::Disabled,
            15 => CoreError::NumErrors,
            value => CoreError::__Unknown(value),
        }
    }
}

impl ErrorDomain for CoreError {
    fn domain() -> glib_ffi::GQuark {
        skip_assert_initialized!();
        unsafe { ffi::gst_core_error_quark() }
    }

    fn code(self) -> i32 {
        self.to_glib()
    }

    fn from(code: i32) -> Option<Self> {
        skip_assert_initialized!();
        match code {
            1 => Some(CoreError::Failed),
            2 => Some(CoreError::TooLazy),
            3 => Some(CoreError::NotImplemented),
            4 => Some(CoreError::StateChange),
            5 => Some(CoreError::Pad),
            6 => Some(CoreError::Thread),
            7 => Some(CoreError::Negotiation),
            8 => Some(CoreError::Event),
            9 => Some(CoreError::Seek),
            10 => Some(CoreError::Caps),
            11 => Some(CoreError::Tag),
            12 => Some(CoreError::MissingPlugin),
            13 => Some(CoreError::Clock),
            14 => Some(CoreError::Disabled),
            15 => Some(CoreError::NumErrors),
            _ => Some(CoreError::Failed),
        }
    }
}

impl StaticType for CoreError {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_core_error_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for CoreError {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for CoreError {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for CoreError {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum DebugLevel {
    None,
    Error,
    Warning,
    Fixme,
    Info,
    Debug,
    Log,
    Trace,
    Memdump,
    Count,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for DebugLevel {
    type GlibType = ffi::GstDebugLevel;

    fn to_glib(&self) -> ffi::GstDebugLevel {
        match *self {
            DebugLevel::None => ffi::GST_LEVEL_NONE,
            DebugLevel::Error => ffi::GST_LEVEL_ERROR,
            DebugLevel::Warning => ffi::GST_LEVEL_WARNING,
            DebugLevel::Fixme => ffi::GST_LEVEL_FIXME,
            DebugLevel::Info => ffi::GST_LEVEL_INFO,
            DebugLevel::Debug => ffi::GST_LEVEL_DEBUG,
            DebugLevel::Log => ffi::GST_LEVEL_LOG,
            DebugLevel::Trace => ffi::GST_LEVEL_TRACE,
            DebugLevel::Memdump => ffi::GST_LEVEL_MEMDUMP,
            DebugLevel::Count => ffi::GST_LEVEL_COUNT,
            DebugLevel::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstDebugLevel> for DebugLevel {
    fn from_glib(value: ffi::GstDebugLevel) -> Self {
        skip_assert_initialized!();
        match value {
            0 => DebugLevel::None,
            1 => DebugLevel::Error,
            2 => DebugLevel::Warning,
            3 => DebugLevel::Fixme,
            4 => DebugLevel::Info,
            5 => DebugLevel::Debug,
            6 => DebugLevel::Log,
            7 => DebugLevel::Trace,
            9 => DebugLevel::Memdump,
            10 => DebugLevel::Count,
            value => DebugLevel::__Unknown(value),
        }
    }
}

impl StaticType for DebugLevel {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_debug_level_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for DebugLevel {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for DebugLevel {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for DebugLevel {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum EventType {
    Unknown,
    FlushStart,
    FlushStop,
    StreamStart,
    Caps,
    Segment,
    StreamCollection,
    Tag,
    Buffersize,
    SinkMessage,
    StreamGroupDone,
    Eos,
    Toc,
    Protection,
    SegmentDone,
    Gap,
    Qos,
    Seek,
    Navigation,
    Latency,
    Step,
    Reconfigure,
    TocSelect,
    SelectStreams,
    CustomUpstream,
    CustomDownstream,
    CustomDownstreamOob,
    CustomDownstreamSticky,
    CustomBoth,
    CustomBothOob,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for EventType {
    type GlibType = ffi::GstEventType;

    fn to_glib(&self) -> ffi::GstEventType {
        match *self {
            EventType::Unknown => ffi::GST_EVENT_UNKNOWN,
            EventType::FlushStart => ffi::GST_EVENT_FLUSH_START,
            EventType::FlushStop => ffi::GST_EVENT_FLUSH_STOP,
            EventType::StreamStart => ffi::GST_EVENT_STREAM_START,
            EventType::Caps => ffi::GST_EVENT_CAPS,
            EventType::Segment => ffi::GST_EVENT_SEGMENT,
            EventType::StreamCollection => ffi::GST_EVENT_STREAM_COLLECTION,
            EventType::Tag => ffi::GST_EVENT_TAG,
            EventType::Buffersize => ffi::GST_EVENT_BUFFERSIZE,
            EventType::SinkMessage => ffi::GST_EVENT_SINK_MESSAGE,
            EventType::StreamGroupDone => ffi::GST_EVENT_STREAM_GROUP_DONE,
            EventType::Eos => ffi::GST_EVENT_EOS,
            EventType::Toc => ffi::GST_EVENT_TOC,
            EventType::Protection => ffi::GST_EVENT_PROTECTION,
            EventType::SegmentDone => ffi::GST_EVENT_SEGMENT_DONE,
            EventType::Gap => ffi::GST_EVENT_GAP,
            EventType::Qos => ffi::GST_EVENT_QOS,
            EventType::Seek => ffi::GST_EVENT_SEEK,
            EventType::Navigation => ffi::GST_EVENT_NAVIGATION,
            EventType::Latency => ffi::GST_EVENT_LATENCY,
            EventType::Step => ffi::GST_EVENT_STEP,
            EventType::Reconfigure => ffi::GST_EVENT_RECONFIGURE,
            EventType::TocSelect => ffi::GST_EVENT_TOC_SELECT,
            EventType::SelectStreams => ffi::GST_EVENT_SELECT_STREAMS,
            EventType::CustomUpstream => ffi::GST_EVENT_CUSTOM_UPSTREAM,
            EventType::CustomDownstream => ffi::GST_EVENT_CUSTOM_DOWNSTREAM,
            EventType::CustomDownstreamOob => ffi::GST_EVENT_CUSTOM_DOWNSTREAM_OOB,
            EventType::CustomDownstreamSticky => ffi::GST_EVENT_CUSTOM_DOWNSTREAM_STICKY,
            EventType::CustomBoth => ffi::GST_EVENT_CUSTOM_BOTH,
            EventType::CustomBothOob => ffi::GST_EVENT_CUSTOM_BOTH_OOB,
            EventType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstEventType> for EventType {
    fn from_glib(value: ffi::GstEventType) -> Self {
        skip_assert_initialized!();
        match value {
            0 => EventType::Unknown,
            2563 => EventType::FlushStart,
            5127 => EventType::FlushStop,
            10254 => EventType::StreamStart,
            12814 => EventType::Caps,
            17934 => EventType::Segment,
            19230 => EventType::StreamCollection,
            20510 => EventType::Tag,
            23054 => EventType::Buffersize,
            25630 => EventType::SinkMessage,
            26894 => EventType::StreamGroupDone,
            28174 => EventType::Eos,
            30750 => EventType::Toc,
            33310 => EventType::Protection,
            38406 => EventType::SegmentDone,
            40966 => EventType::Gap,
            48641 => EventType::Qos,
            51201 => EventType::Seek,
            53761 => EventType::Navigation,
            56321 => EventType::Latency,
            58881 => EventType::Step,
            61441 => EventType::Reconfigure,
            64001 => EventType::TocSelect,
            66561 => EventType::SelectStreams,
            69121 => EventType::CustomUpstream,
            71686 => EventType::CustomDownstream,
            74242 => EventType::CustomDownstreamOob,
            76830 => EventType::CustomDownstreamSticky,
            79367 => EventType::CustomBoth,
            81923 => EventType::CustomBothOob,
            value => EventType::__Unknown(value),
        }
    }
}

impl StaticType for EventType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_event_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for EventType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for EventType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for EventType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
#[must_use]
pub enum FlowReturn {
    CustomSuccess2,
    CustomSuccess1,
    CustomSuccess,
    Ok,
    NotLinked,
    Flushing,
    Eos,
    NotNegotiated,
    Error,
    NotSupported,
    CustomError,
    CustomError1,
    CustomError2,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for FlowReturn {
    type GlibType = ffi::GstFlowReturn;

    fn to_glib(&self) -> ffi::GstFlowReturn {
        match *self {
            FlowReturn::CustomSuccess2 => ffi::GST_FLOW_CUSTOM_SUCCESS_2,
            FlowReturn::CustomSuccess1 => ffi::GST_FLOW_CUSTOM_SUCCESS_1,
            FlowReturn::CustomSuccess => ffi::GST_FLOW_CUSTOM_SUCCESS,
            FlowReturn::Ok => ffi::GST_FLOW_OK,
            FlowReturn::NotLinked => ffi::GST_FLOW_NOT_LINKED,
            FlowReturn::Flushing => ffi::GST_FLOW_FLUSHING,
            FlowReturn::Eos => ffi::GST_FLOW_EOS,
            FlowReturn::NotNegotiated => ffi::GST_FLOW_NOT_NEGOTIATED,
            FlowReturn::Error => ffi::GST_FLOW_ERROR,
            FlowReturn::NotSupported => ffi::GST_FLOW_NOT_SUPPORTED,
            FlowReturn::CustomError => ffi::GST_FLOW_CUSTOM_ERROR,
            FlowReturn::CustomError1 => ffi::GST_FLOW_CUSTOM_ERROR_1,
            FlowReturn::CustomError2 => ffi::GST_FLOW_CUSTOM_ERROR_2,
            FlowReturn::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstFlowReturn> for FlowReturn {
    fn from_glib(value: ffi::GstFlowReturn) -> Self {
        skip_assert_initialized!();
        match value {
            102 => FlowReturn::CustomSuccess2,
            101 => FlowReturn::CustomSuccess1,
            100 => FlowReturn::CustomSuccess,
            0 => FlowReturn::Ok,
            -1 => FlowReturn::NotLinked,
            -2 => FlowReturn::Flushing,
            -3 => FlowReturn::Eos,
            -4 => FlowReturn::NotNegotiated,
            -5 => FlowReturn::Error,
            -6 => FlowReturn::NotSupported,
            -100 => FlowReturn::CustomError,
            -101 => FlowReturn::CustomError1,
            -102 => FlowReturn::CustomError2,
            value => FlowReturn::__Unknown(value),
        }
    }
}

impl StaticType for FlowReturn {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_flow_return_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for FlowReturn {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for FlowReturn {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for FlowReturn {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum Format {
    Undefined,
    Default,
    Bytes,
    Time,
    Buffers,
    Percent,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for Format {
    type GlibType = ffi::GstFormat;

    fn to_glib(&self) -> ffi::GstFormat {
        match *self {
            Format::Undefined => ffi::GST_FORMAT_UNDEFINED,
            Format::Default => ffi::GST_FORMAT_DEFAULT,
            Format::Bytes => ffi::GST_FORMAT_BYTES,
            Format::Time => ffi::GST_FORMAT_TIME,
            Format::Buffers => ffi::GST_FORMAT_BUFFERS,
            Format::Percent => ffi::GST_FORMAT_PERCENT,
            Format::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstFormat> for Format {
    fn from_glib(value: ffi::GstFormat) -> Self {
        skip_assert_initialized!();
        match value {
            0 => Format::Undefined,
            1 => Format::Default,
            2 => Format::Bytes,
            3 => Format::Time,
            4 => Format::Buffers,
            5 => Format::Percent,
            value => Format::__Unknown(value),
        }
    }
}

impl StaticType for Format {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_format_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for Format {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for Format {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for Format {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum LibraryError {
    Failed,
    TooLazy,
    Init,
    Shutdown,
    Settings,
    Encode,
    NumErrors,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for LibraryError {
    type GlibType = ffi::GstLibraryError;

    fn to_glib(&self) -> ffi::GstLibraryError {
        match *self {
            LibraryError::Failed => ffi::GST_LIBRARY_ERROR_FAILED,
            LibraryError::TooLazy => ffi::GST_LIBRARY_ERROR_TOO_LAZY,
            LibraryError::Init => ffi::GST_LIBRARY_ERROR_INIT,
            LibraryError::Shutdown => ffi::GST_LIBRARY_ERROR_SHUTDOWN,
            LibraryError::Settings => ffi::GST_LIBRARY_ERROR_SETTINGS,
            LibraryError::Encode => ffi::GST_LIBRARY_ERROR_ENCODE,
            LibraryError::NumErrors => ffi::GST_LIBRARY_ERROR_NUM_ERRORS,
            LibraryError::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstLibraryError> for LibraryError {
    fn from_glib(value: ffi::GstLibraryError) -> Self {
        skip_assert_initialized!();
        match value {
            1 => LibraryError::Failed,
            2 => LibraryError::TooLazy,
            3 => LibraryError::Init,
            4 => LibraryError::Shutdown,
            5 => LibraryError::Settings,
            6 => LibraryError::Encode,
            7 => LibraryError::NumErrors,
            value => LibraryError::__Unknown(value),
        }
    }
}

impl ErrorDomain for LibraryError {
    fn domain() -> glib_ffi::GQuark {
        skip_assert_initialized!();
        unsafe { ffi::gst_library_error_quark() }
    }

    fn code(self) -> i32 {
        self.to_glib()
    }

    fn from(code: i32) -> Option<Self> {
        skip_assert_initialized!();
        match code {
            1 => Some(LibraryError::Failed),
            2 => Some(LibraryError::TooLazy),
            3 => Some(LibraryError::Init),
            4 => Some(LibraryError::Shutdown),
            5 => Some(LibraryError::Settings),
            6 => Some(LibraryError::Encode),
            7 => Some(LibraryError::NumErrors),
            _ => Some(LibraryError::Failed),
        }
    }
}

impl StaticType for LibraryError {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_library_error_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for LibraryError {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for LibraryError {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for LibraryError {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum PadDirection {
    Unknown,
    Src,
    Sink,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for PadDirection {
    type GlibType = ffi::GstPadDirection;

    fn to_glib(&self) -> ffi::GstPadDirection {
        match *self {
            PadDirection::Unknown => ffi::GST_PAD_UNKNOWN,
            PadDirection::Src => ffi::GST_PAD_SRC,
            PadDirection::Sink => ffi::GST_PAD_SINK,
            PadDirection::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstPadDirection> for PadDirection {
    fn from_glib(value: ffi::GstPadDirection) -> Self {
        skip_assert_initialized!();
        match value {
            0 => PadDirection::Unknown,
            1 => PadDirection::Src,
            2 => PadDirection::Sink,
            value => PadDirection::__Unknown(value),
        }
    }
}

impl StaticType for PadDirection {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_pad_direction_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for PadDirection {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for PadDirection {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for PadDirection {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
#[must_use]
pub enum PadLinkReturn {
    Ok,
    WrongHierarchy,
    WasLinked,
    WrongDirection,
    Noformat,
    Nosched,
    Refused,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for PadLinkReturn {
    type GlibType = ffi::GstPadLinkReturn;

    fn to_glib(&self) -> ffi::GstPadLinkReturn {
        match *self {
            PadLinkReturn::Ok => ffi::GST_PAD_LINK_OK,
            PadLinkReturn::WrongHierarchy => ffi::GST_PAD_LINK_WRONG_HIERARCHY,
            PadLinkReturn::WasLinked => ffi::GST_PAD_LINK_WAS_LINKED,
            PadLinkReturn::WrongDirection => ffi::GST_PAD_LINK_WRONG_DIRECTION,
            PadLinkReturn::Noformat => ffi::GST_PAD_LINK_NOFORMAT,
            PadLinkReturn::Nosched => ffi::GST_PAD_LINK_NOSCHED,
            PadLinkReturn::Refused => ffi::GST_PAD_LINK_REFUSED,
            PadLinkReturn::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstPadLinkReturn> for PadLinkReturn {
    fn from_glib(value: ffi::GstPadLinkReturn) -> Self {
        skip_assert_initialized!();
        match value {
            0 => PadLinkReturn::Ok,
            -1 => PadLinkReturn::WrongHierarchy,
            -2 => PadLinkReturn::WasLinked,
            -3 => PadLinkReturn::WrongDirection,
            -4 => PadLinkReturn::Noformat,
            -5 => PadLinkReturn::Nosched,
            -6 => PadLinkReturn::Refused,
            value => PadLinkReturn::__Unknown(value),
        }
    }
}

impl StaticType for PadLinkReturn {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_pad_link_return_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for PadLinkReturn {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for PadLinkReturn {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for PadLinkReturn {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum PadMode {
    None,
    Push,
    Pull,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for PadMode {
    type GlibType = ffi::GstPadMode;

    fn to_glib(&self) -> ffi::GstPadMode {
        match *self {
            PadMode::None => ffi::GST_PAD_MODE_NONE,
            PadMode::Push => ffi::GST_PAD_MODE_PUSH,
            PadMode::Pull => ffi::GST_PAD_MODE_PULL,
            PadMode::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstPadMode> for PadMode {
    fn from_glib(value: ffi::GstPadMode) -> Self {
        skip_assert_initialized!();
        match value {
            0 => PadMode::None,
            1 => PadMode::Push,
            2 => PadMode::Pull,
            value => PadMode::__Unknown(value),
        }
    }
}

impl StaticType for PadMode {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_pad_mode_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for PadMode {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for PadMode {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for PadMode {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum PadPresence {
    Always,
    Sometimes,
    Request,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for PadPresence {
    type GlibType = ffi::GstPadPresence;

    fn to_glib(&self) -> ffi::GstPadPresence {
        match *self {
            PadPresence::Always => ffi::GST_PAD_ALWAYS,
            PadPresence::Sometimes => ffi::GST_PAD_SOMETIMES,
            PadPresence::Request => ffi::GST_PAD_REQUEST,
            PadPresence::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstPadPresence> for PadPresence {
    fn from_glib(value: ffi::GstPadPresence) -> Self {
        skip_assert_initialized!();
        match value {
            0 => PadPresence::Always,
            1 => PadPresence::Sometimes,
            2 => PadPresence::Request,
            value => PadPresence::__Unknown(value),
        }
    }
}

impl StaticType for PadPresence {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_pad_presence_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for PadPresence {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for PadPresence {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for PadPresence {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum PadProbeReturn {
    Drop,
    Ok,
    Remove,
    Pass,
    Handled,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for PadProbeReturn {
    type GlibType = ffi::GstPadProbeReturn;

    fn to_glib(&self) -> ffi::GstPadProbeReturn {
        match *self {
            PadProbeReturn::Drop => ffi::GST_PAD_PROBE_DROP,
            PadProbeReturn::Ok => ffi::GST_PAD_PROBE_OK,
            PadProbeReturn::Remove => ffi::GST_PAD_PROBE_REMOVE,
            PadProbeReturn::Pass => ffi::GST_PAD_PROBE_PASS,
            PadProbeReturn::Handled => ffi::GST_PAD_PROBE_HANDLED,
            PadProbeReturn::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstPadProbeReturn> for PadProbeReturn {
    fn from_glib(value: ffi::GstPadProbeReturn) -> Self {
        skip_assert_initialized!();
        match value {
            0 => PadProbeReturn::Drop,
            1 => PadProbeReturn::Ok,
            2 => PadProbeReturn::Remove,
            3 => PadProbeReturn::Pass,
            4 => PadProbeReturn::Handled,
            value => PadProbeReturn::__Unknown(value),
        }
    }
}

impl StaticType for PadProbeReturn {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_pad_probe_return_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for PadProbeReturn {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for PadProbeReturn {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for PadProbeReturn {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum ParseError {
    Syntax,
    NoSuchElement,
    NoSuchProperty,
    Link,
    CouldNotSetProperty,
    EmptyBin,
    Empty,
    DelayedLink,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for ParseError {
    type GlibType = ffi::GstParseError;

    fn to_glib(&self) -> ffi::GstParseError {
        match *self {
            ParseError::Syntax => ffi::GST_PARSE_ERROR_SYNTAX,
            ParseError::NoSuchElement => ffi::GST_PARSE_ERROR_NO_SUCH_ELEMENT,
            ParseError::NoSuchProperty => ffi::GST_PARSE_ERROR_NO_SUCH_PROPERTY,
            ParseError::Link => ffi::GST_PARSE_ERROR_LINK,
            ParseError::CouldNotSetProperty => ffi::GST_PARSE_ERROR_COULD_NOT_SET_PROPERTY,
            ParseError::EmptyBin => ffi::GST_PARSE_ERROR_EMPTY_BIN,
            ParseError::Empty => ffi::GST_PARSE_ERROR_EMPTY,
            ParseError::DelayedLink => ffi::GST_PARSE_ERROR_DELAYED_LINK,
            ParseError::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstParseError> for ParseError {
    fn from_glib(value: ffi::GstParseError) -> Self {
        skip_assert_initialized!();
        match value {
            0 => ParseError::Syntax,
            1 => ParseError::NoSuchElement,
            2 => ParseError::NoSuchProperty,
            3 => ParseError::Link,
            4 => ParseError::CouldNotSetProperty,
            5 => ParseError::EmptyBin,
            6 => ParseError::Empty,
            7 => ParseError::DelayedLink,
            value => ParseError::__Unknown(value),
        }
    }
}

impl ErrorDomain for ParseError {
    fn domain() -> glib_ffi::GQuark {
        skip_assert_initialized!();
        unsafe { ffi::gst_parse_error_quark() }
    }

    fn code(self) -> i32 {
        self.to_glib()
    }

    fn from(code: i32) -> Option<Self> {
        skip_assert_initialized!();
        match code {
            0 => Some(ParseError::Syntax),
            1 => Some(ParseError::NoSuchElement),
            2 => Some(ParseError::NoSuchProperty),
            3 => Some(ParseError::Link),
            4 => Some(ParseError::CouldNotSetProperty),
            5 => Some(ParseError::EmptyBin),
            6 => Some(ParseError::Empty),
            7 => Some(ParseError::DelayedLink),
            value => Some(ParseError::__Unknown(value)),
        }
    }
}

impl StaticType for ParseError {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_parse_error_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for ParseError {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for ParseError {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for ParseError {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum PluginError {
    Module,
    Dependencies,
    NameMismatch,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for PluginError {
    type GlibType = ffi::GstPluginError;

    fn to_glib(&self) -> ffi::GstPluginError {
        match *self {
            PluginError::Module => ffi::GST_PLUGIN_ERROR_MODULE,
            PluginError::Dependencies => ffi::GST_PLUGIN_ERROR_DEPENDENCIES,
            PluginError::NameMismatch => ffi::GST_PLUGIN_ERROR_NAME_MISMATCH,
            PluginError::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstPluginError> for PluginError {
    fn from_glib(value: ffi::GstPluginError) -> Self {
        skip_assert_initialized!();
        match value {
            0 => PluginError::Module,
            1 => PluginError::Dependencies,
            2 => PluginError::NameMismatch,
            value => PluginError::__Unknown(value),
        }
    }
}

impl ErrorDomain for PluginError {
    fn domain() -> glib_ffi::GQuark {
        skip_assert_initialized!();
        unsafe { ffi::gst_plugin_error_quark() }
    }

    fn code(self) -> i32 {
        self.to_glib()
    }

    fn from(code: i32) -> Option<Self> {
        skip_assert_initialized!();
        match code {
            0 => Some(PluginError::Module),
            1 => Some(PluginError::Dependencies),
            2 => Some(PluginError::NameMismatch),
            value => Some(PluginError::__Unknown(value)),
        }
    }
}

impl StaticType for PluginError {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_plugin_error_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for PluginError {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for PluginError {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for PluginError {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum ProgressType {
    Start,
    Continue,
    Complete,
    Canceled,
    Error,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for ProgressType {
    type GlibType = ffi::GstProgressType;

    fn to_glib(&self) -> ffi::GstProgressType {
        match *self {
            ProgressType::Start => ffi::GST_PROGRESS_TYPE_START,
            ProgressType::Continue => ffi::GST_PROGRESS_TYPE_CONTINUE,
            ProgressType::Complete => ffi::GST_PROGRESS_TYPE_COMPLETE,
            ProgressType::Canceled => ffi::GST_PROGRESS_TYPE_CANCELED,
            ProgressType::Error => ffi::GST_PROGRESS_TYPE_ERROR,
            ProgressType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstProgressType> for ProgressType {
    fn from_glib(value: ffi::GstProgressType) -> Self {
        skip_assert_initialized!();
        match value {
            0 => ProgressType::Start,
            1 => ProgressType::Continue,
            2 => ProgressType::Complete,
            3 => ProgressType::Canceled,
            4 => ProgressType::Error,
            value => ProgressType::__Unknown(value),
        }
    }
}

impl StaticType for ProgressType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_progress_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for ProgressType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for ProgressType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for ProgressType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum QOSType {
    Overflow,
    Underflow,
    Throttle,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for QOSType {
    type GlibType = ffi::GstQOSType;

    fn to_glib(&self) -> ffi::GstQOSType {
        match *self {
            QOSType::Overflow => ffi::GST_QOS_TYPE_OVERFLOW,
            QOSType::Underflow => ffi::GST_QOS_TYPE_UNDERFLOW,
            QOSType::Throttle => ffi::GST_QOS_TYPE_THROTTLE,
            QOSType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstQOSType> for QOSType {
    fn from_glib(value: ffi::GstQOSType) -> Self {
        skip_assert_initialized!();
        match value {
            0 => QOSType::Overflow,
            1 => QOSType::Underflow,
            2 => QOSType::Throttle,
            value => QOSType::__Unknown(value),
        }
    }
}

impl StaticType for QOSType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_qos_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for QOSType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for QOSType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for QOSType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum Rank {
    None,
    Marginal,
    Secondary,
    Primary,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for Rank {
    type GlibType = ffi::GstRank;

    fn to_glib(&self) -> ffi::GstRank {
        match *self {
            Rank::None => ffi::GST_RANK_NONE,
            Rank::Marginal => ffi::GST_RANK_MARGINAL,
            Rank::Secondary => ffi::GST_RANK_SECONDARY,
            Rank::Primary => ffi::GST_RANK_PRIMARY,
            Rank::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstRank> for Rank {
    fn from_glib(value: ffi::GstRank) -> Self {
        skip_assert_initialized!();
        match value {
            0 => Rank::None,
            64 => Rank::Marginal,
            128 => Rank::Secondary,
            256 => Rank::Primary,
            value => Rank::__Unknown(value),
        }
    }
}

impl StaticType for Rank {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_rank_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for Rank {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for Rank {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for Rank {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum ResourceError {
    Failed,
    TooLazy,
    NotFound,
    Busy,
    OpenRead,
    OpenWrite,
    OpenReadWrite,
    Close,
    Read,
    Write,
    Seek,
    Sync,
    Settings,
    NoSpaceLeft,
    NotAuthorized,
    NumErrors,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for ResourceError {
    type GlibType = ffi::GstResourceError;

    fn to_glib(&self) -> ffi::GstResourceError {
        match *self {
            ResourceError::Failed => ffi::GST_RESOURCE_ERROR_FAILED,
            ResourceError::TooLazy => ffi::GST_RESOURCE_ERROR_TOO_LAZY,
            ResourceError::NotFound => ffi::GST_RESOURCE_ERROR_NOT_FOUND,
            ResourceError::Busy => ffi::GST_RESOURCE_ERROR_BUSY,
            ResourceError::OpenRead => ffi::GST_RESOURCE_ERROR_OPEN_READ,
            ResourceError::OpenWrite => ffi::GST_RESOURCE_ERROR_OPEN_WRITE,
            ResourceError::OpenReadWrite => ffi::GST_RESOURCE_ERROR_OPEN_READ_WRITE,
            ResourceError::Close => ffi::GST_RESOURCE_ERROR_CLOSE,
            ResourceError::Read => ffi::GST_RESOURCE_ERROR_READ,
            ResourceError::Write => ffi::GST_RESOURCE_ERROR_WRITE,
            ResourceError::Seek => ffi::GST_RESOURCE_ERROR_SEEK,
            ResourceError::Sync => ffi::GST_RESOURCE_ERROR_SYNC,
            ResourceError::Settings => ffi::GST_RESOURCE_ERROR_SETTINGS,
            ResourceError::NoSpaceLeft => ffi::GST_RESOURCE_ERROR_NO_SPACE_LEFT,
            ResourceError::NotAuthorized => ffi::GST_RESOURCE_ERROR_NOT_AUTHORIZED,
            ResourceError::NumErrors => ffi::GST_RESOURCE_ERROR_NUM_ERRORS,
            ResourceError::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstResourceError> for ResourceError {
    fn from_glib(value: ffi::GstResourceError) -> Self {
        skip_assert_initialized!();
        match value {
            1 => ResourceError::Failed,
            2 => ResourceError::TooLazy,
            3 => ResourceError::NotFound,
            4 => ResourceError::Busy,
            5 => ResourceError::OpenRead,
            6 => ResourceError::OpenWrite,
            7 => ResourceError::OpenReadWrite,
            8 => ResourceError::Close,
            9 => ResourceError::Read,
            10 => ResourceError::Write,
            11 => ResourceError::Seek,
            12 => ResourceError::Sync,
            13 => ResourceError::Settings,
            14 => ResourceError::NoSpaceLeft,
            15 => ResourceError::NotAuthorized,
            16 => ResourceError::NumErrors,
            value => ResourceError::__Unknown(value),
        }
    }
}

impl ErrorDomain for ResourceError {
    fn domain() -> glib_ffi::GQuark {
        skip_assert_initialized!();
        unsafe { ffi::gst_resource_error_quark() }
    }

    fn code(self) -> i32 {
        self.to_glib()
    }

    fn from(code: i32) -> Option<Self> {
        skip_assert_initialized!();
        match code {
            1 => Some(ResourceError::Failed),
            2 => Some(ResourceError::TooLazy),
            3 => Some(ResourceError::NotFound),
            4 => Some(ResourceError::Busy),
            5 => Some(ResourceError::OpenRead),
            6 => Some(ResourceError::OpenWrite),
            7 => Some(ResourceError::OpenReadWrite),
            8 => Some(ResourceError::Close),
            9 => Some(ResourceError::Read),
            10 => Some(ResourceError::Write),
            11 => Some(ResourceError::Seek),
            12 => Some(ResourceError::Sync),
            13 => Some(ResourceError::Settings),
            14 => Some(ResourceError::NoSpaceLeft),
            15 => Some(ResourceError::NotAuthorized),
            16 => Some(ResourceError::NumErrors),
            _ => Some(ResourceError::Failed),
        }
    }
}

impl StaticType for ResourceError {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_resource_error_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for ResourceError {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for ResourceError {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for ResourceError {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum SeekType {
    None,
    Set,
    End,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for SeekType {
    type GlibType = ffi::GstSeekType;

    fn to_glib(&self) -> ffi::GstSeekType {
        match *self {
            SeekType::None => ffi::GST_SEEK_TYPE_NONE,
            SeekType::Set => ffi::GST_SEEK_TYPE_SET,
            SeekType::End => ffi::GST_SEEK_TYPE_END,
            SeekType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstSeekType> for SeekType {
    fn from_glib(value: ffi::GstSeekType) -> Self {
        skip_assert_initialized!();
        match value {
            0 => SeekType::None,
            1 => SeekType::Set,
            2 => SeekType::End,
            value => SeekType::__Unknown(value),
        }
    }
}

impl StaticType for SeekType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_seek_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for SeekType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for SeekType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for SeekType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum State {
    VoidPending,
    Null,
    Ready,
    Paused,
    Playing,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for State {
    type GlibType = ffi::GstState;

    fn to_glib(&self) -> ffi::GstState {
        match *self {
            State::VoidPending => ffi::GST_STATE_VOID_PENDING,
            State::Null => ffi::GST_STATE_NULL,
            State::Ready => ffi::GST_STATE_READY,
            State::Paused => ffi::GST_STATE_PAUSED,
            State::Playing => ffi::GST_STATE_PLAYING,
            State::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstState> for State {
    fn from_glib(value: ffi::GstState) -> Self {
        skip_assert_initialized!();
        match value {
            0 => State::VoidPending,
            1 => State::Null,
            2 => State::Ready,
            3 => State::Paused,
            4 => State::Playing,
            value => State::__Unknown(value),
        }
    }
}

impl StaticType for State {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_state_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for State {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for State {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for State {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum StateChange {
    NullToReady,
    ReadyToPaused,
    PausedToPlaying,
    PlayingToPaused,
    PausedToReady,
    ReadyToNull,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for StateChange {
    type GlibType = ffi::GstStateChange;

    fn to_glib(&self) -> ffi::GstStateChange {
        match *self {
            StateChange::NullToReady => ffi::GST_STATE_CHANGE_NULL_TO_READY,
            StateChange::ReadyToPaused => ffi::GST_STATE_CHANGE_READY_TO_PAUSED,
            StateChange::PausedToPlaying => ffi::GST_STATE_CHANGE_PAUSED_TO_PLAYING,
            StateChange::PlayingToPaused => ffi::GST_STATE_CHANGE_PLAYING_TO_PAUSED,
            StateChange::PausedToReady => ffi::GST_STATE_CHANGE_PAUSED_TO_READY,
            StateChange::ReadyToNull => ffi::GST_STATE_CHANGE_READY_TO_NULL,
            StateChange::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstStateChange> for StateChange {
    fn from_glib(value: ffi::GstStateChange) -> Self {
        skip_assert_initialized!();
        match value {
            10 => StateChange::NullToReady,
            19 => StateChange::ReadyToPaused,
            28 => StateChange::PausedToPlaying,
            35 => StateChange::PlayingToPaused,
            26 => StateChange::PausedToReady,
            17 => StateChange::ReadyToNull,
            value => StateChange::__Unknown(value),
        }
    }
}

impl StaticType for StateChange {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_state_change_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for StateChange {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for StateChange {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for StateChange {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
#[must_use]
pub enum StateChangeReturn {
    Failure,
    Success,
    Async,
    NoPreroll,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for StateChangeReturn {
    type GlibType = ffi::GstStateChangeReturn;

    fn to_glib(&self) -> ffi::GstStateChangeReturn {
        match *self {
            StateChangeReturn::Failure => ffi::GST_STATE_CHANGE_FAILURE,
            StateChangeReturn::Success => ffi::GST_STATE_CHANGE_SUCCESS,
            StateChangeReturn::Async => ffi::GST_STATE_CHANGE_ASYNC,
            StateChangeReturn::NoPreroll => ffi::GST_STATE_CHANGE_NO_PREROLL,
            StateChangeReturn::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstStateChangeReturn> for StateChangeReturn {
    fn from_glib(value: ffi::GstStateChangeReturn) -> Self {
        skip_assert_initialized!();
        match value {
            0 => StateChangeReturn::Failure,
            1 => StateChangeReturn::Success,
            2 => StateChangeReturn::Async,
            3 => StateChangeReturn::NoPreroll,
            value => StateChangeReturn::__Unknown(value),
        }
    }
}

impl StaticType for StateChangeReturn {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_state_change_return_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for StateChangeReturn {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for StateChangeReturn {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for StateChangeReturn {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum StreamError {
    Failed,
    TooLazy,
    NotImplemented,
    TypeNotFound,
    WrongType,
    CodecNotFound,
    Decode,
    Encode,
    Demux,
    Mux,
    Format,
    Decrypt,
    DecryptNokey,
    NumErrors,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for StreamError {
    type GlibType = ffi::GstStreamError;

    fn to_glib(&self) -> ffi::GstStreamError {
        match *self {
            StreamError::Failed => ffi::GST_STREAM_ERROR_FAILED,
            StreamError::TooLazy => ffi::GST_STREAM_ERROR_TOO_LAZY,
            StreamError::NotImplemented => ffi::GST_STREAM_ERROR_NOT_IMPLEMENTED,
            StreamError::TypeNotFound => ffi::GST_STREAM_ERROR_TYPE_NOT_FOUND,
            StreamError::WrongType => ffi::GST_STREAM_ERROR_WRONG_TYPE,
            StreamError::CodecNotFound => ffi::GST_STREAM_ERROR_CODEC_NOT_FOUND,
            StreamError::Decode => ffi::GST_STREAM_ERROR_DECODE,
            StreamError::Encode => ffi::GST_STREAM_ERROR_ENCODE,
            StreamError::Demux => ffi::GST_STREAM_ERROR_DEMUX,
            StreamError::Mux => ffi::GST_STREAM_ERROR_MUX,
            StreamError::Format => ffi::GST_STREAM_ERROR_FORMAT,
            StreamError::Decrypt => ffi::GST_STREAM_ERROR_DECRYPT,
            StreamError::DecryptNokey => ffi::GST_STREAM_ERROR_DECRYPT_NOKEY,
            StreamError::NumErrors => ffi::GST_STREAM_ERROR_NUM_ERRORS,
            StreamError::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstStreamError> for StreamError {
    fn from_glib(value: ffi::GstStreamError) -> Self {
        skip_assert_initialized!();
        match value {
            1 => StreamError::Failed,
            2 => StreamError::TooLazy,
            3 => StreamError::NotImplemented,
            4 => StreamError::TypeNotFound,
            5 => StreamError::WrongType,
            6 => StreamError::CodecNotFound,
            7 => StreamError::Decode,
            8 => StreamError::Encode,
            9 => StreamError::Demux,
            10 => StreamError::Mux,
            11 => StreamError::Format,
            12 => StreamError::Decrypt,
            13 => StreamError::DecryptNokey,
            14 => StreamError::NumErrors,
            value => StreamError::__Unknown(value),
        }
    }
}

impl ErrorDomain for StreamError {
    fn domain() -> glib_ffi::GQuark {
        skip_assert_initialized!();
        unsafe { ffi::gst_stream_error_quark() }
    }

    fn code(self) -> i32 {
        self.to_glib()
    }

    fn from(code: i32) -> Option<Self> {
        skip_assert_initialized!();
        match code {
            1 => Some(StreamError::Failed),
            2 => Some(StreamError::TooLazy),
            3 => Some(StreamError::NotImplemented),
            4 => Some(StreamError::TypeNotFound),
            5 => Some(StreamError::WrongType),
            6 => Some(StreamError::CodecNotFound),
            7 => Some(StreamError::Decode),
            8 => Some(StreamError::Encode),
            9 => Some(StreamError::Demux),
            10 => Some(StreamError::Mux),
            11 => Some(StreamError::Format),
            12 => Some(StreamError::Decrypt),
            13 => Some(StreamError::DecryptNokey),
            14 => Some(StreamError::NumErrors),
            _ => Some(StreamError::Failed),
        }
    }
}

impl StaticType for StreamError {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_stream_error_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for StreamError {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for StreamError {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for StreamError {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum StreamStatusType {
    Create,
    Enter,
    Leave,
    Destroy,
    Start,
    Pause,
    Stop,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for StreamStatusType {
    type GlibType = ffi::GstStreamStatusType;

    fn to_glib(&self) -> ffi::GstStreamStatusType {
        match *self {
            StreamStatusType::Create => ffi::GST_STREAM_STATUS_TYPE_CREATE,
            StreamStatusType::Enter => ffi::GST_STREAM_STATUS_TYPE_ENTER,
            StreamStatusType::Leave => ffi::GST_STREAM_STATUS_TYPE_LEAVE,
            StreamStatusType::Destroy => ffi::GST_STREAM_STATUS_TYPE_DESTROY,
            StreamStatusType::Start => ffi::GST_STREAM_STATUS_TYPE_START,
            StreamStatusType::Pause => ffi::GST_STREAM_STATUS_TYPE_PAUSE,
            StreamStatusType::Stop => ffi::GST_STREAM_STATUS_TYPE_STOP,
            StreamStatusType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstStreamStatusType> for StreamStatusType {
    fn from_glib(value: ffi::GstStreamStatusType) -> Self {
        skip_assert_initialized!();
        match value {
            0 => StreamStatusType::Create,
            1 => StreamStatusType::Enter,
            2 => StreamStatusType::Leave,
            3 => StreamStatusType::Destroy,
            8 => StreamStatusType::Start,
            9 => StreamStatusType::Pause,
            10 => StreamStatusType::Stop,
            value => StreamStatusType::__Unknown(value),
        }
    }
}

impl StaticType for StreamStatusType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_stream_status_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for StreamStatusType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for StreamStatusType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for StreamStatusType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum StructureChangeType {
    Link,
    Unlink,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for StructureChangeType {
    type GlibType = ffi::GstStructureChangeType;

    fn to_glib(&self) -> ffi::GstStructureChangeType {
        match *self {
            StructureChangeType::Link => ffi::GST_STRUCTURE_CHANGE_TYPE_PAD_LINK,
            StructureChangeType::Unlink => ffi::GST_STRUCTURE_CHANGE_TYPE_PAD_UNLINK,
            StructureChangeType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstStructureChangeType> for StructureChangeType {
    fn from_glib(value: ffi::GstStructureChangeType) -> Self {
        skip_assert_initialized!();
        match value {
            0 => StructureChangeType::Link,
            1 => StructureChangeType::Unlink,
            value => StructureChangeType::__Unknown(value),
        }
    }
}

impl StaticType for StructureChangeType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_structure_change_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for StructureChangeType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for StructureChangeType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for StructureChangeType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum TagMergeMode {
    Undefined,
    ReplaceAll,
    Replace,
    Append,
    Prepend,
    Keep,
    KeepAll,
    Count,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for TagMergeMode {
    type GlibType = ffi::GstTagMergeMode;

    fn to_glib(&self) -> ffi::GstTagMergeMode {
        match *self {
            TagMergeMode::Undefined => ffi::GST_TAG_MERGE_UNDEFINED,
            TagMergeMode::ReplaceAll => ffi::GST_TAG_MERGE_REPLACE_ALL,
            TagMergeMode::Replace => ffi::GST_TAG_MERGE_REPLACE,
            TagMergeMode::Append => ffi::GST_TAG_MERGE_APPEND,
            TagMergeMode::Prepend => ffi::GST_TAG_MERGE_PREPEND,
            TagMergeMode::Keep => ffi::GST_TAG_MERGE_KEEP,
            TagMergeMode::KeepAll => ffi::GST_TAG_MERGE_KEEP_ALL,
            TagMergeMode::Count => ffi::GST_TAG_MERGE_COUNT,
            TagMergeMode::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstTagMergeMode> for TagMergeMode {
    fn from_glib(value: ffi::GstTagMergeMode) -> Self {
        skip_assert_initialized!();
        match value {
            0 => TagMergeMode::Undefined,
            1 => TagMergeMode::ReplaceAll,
            2 => TagMergeMode::Replace,
            3 => TagMergeMode::Append,
            4 => TagMergeMode::Prepend,
            5 => TagMergeMode::Keep,
            6 => TagMergeMode::KeepAll,
            7 => TagMergeMode::Count,
            value => TagMergeMode::__Unknown(value),
        }
    }
}

impl StaticType for TagMergeMode {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_tag_merge_mode_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for TagMergeMode {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for TagMergeMode {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for TagMergeMode {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum TaskState {
    Started,
    Stopped,
    Paused,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for TaskState {
    type GlibType = ffi::GstTaskState;

    fn to_glib(&self) -> ffi::GstTaskState {
        match *self {
            TaskState::Started => ffi::GST_TASK_STARTED,
            TaskState::Stopped => ffi::GST_TASK_STOPPED,
            TaskState::Paused => ffi::GST_TASK_PAUSED,
            TaskState::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstTaskState> for TaskState {
    fn from_glib(value: ffi::GstTaskState) -> Self {
        skip_assert_initialized!();
        match value {
            0 => TaskState::Started,
            1 => TaskState::Stopped,
            2 => TaskState::Paused,
            value => TaskState::__Unknown(value),
        }
    }
}

impl StaticType for TaskState {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_task_state_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for TaskState {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for TaskState {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for TaskState {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum TocEntryType {
    Angle,
    Version,
    Edition,
    Invalid,
    Title,
    Track,
    Chapter,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for TocEntryType {
    type GlibType = ffi::GstTocEntryType;

    fn to_glib(&self) -> ffi::GstTocEntryType {
        match *self {
            TocEntryType::Angle => ffi::GST_TOC_ENTRY_TYPE_ANGLE,
            TocEntryType::Version => ffi::GST_TOC_ENTRY_TYPE_VERSION,
            TocEntryType::Edition => ffi::GST_TOC_ENTRY_TYPE_EDITION,
            TocEntryType::Invalid => ffi::GST_TOC_ENTRY_TYPE_INVALID,
            TocEntryType::Title => ffi::GST_TOC_ENTRY_TYPE_TITLE,
            TocEntryType::Track => ffi::GST_TOC_ENTRY_TYPE_TRACK,
            TocEntryType::Chapter => ffi::GST_TOC_ENTRY_TYPE_CHAPTER,
            TocEntryType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstTocEntryType> for TocEntryType {
    fn from_glib(value: ffi::GstTocEntryType) -> Self {
        skip_assert_initialized!();
        match value {
            -3 => TocEntryType::Angle,
            -2 => TocEntryType::Version,
            -1 => TocEntryType::Edition,
            0 => TocEntryType::Invalid,
            1 => TocEntryType::Title,
            2 => TocEntryType::Track,
            3 => TocEntryType::Chapter,
            value => TocEntryType::__Unknown(value),
        }
    }
}

impl StaticType for TocEntryType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_toc_entry_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for TocEntryType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for TocEntryType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for TocEntryType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum TocLoopType {
    None,
    Forward,
    Reverse,
    PingPong,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for TocLoopType {
    type GlibType = ffi::GstTocLoopType;

    fn to_glib(&self) -> ffi::GstTocLoopType {
        match *self {
            TocLoopType::None => ffi::GST_TOC_LOOP_NONE,
            TocLoopType::Forward => ffi::GST_TOC_LOOP_FORWARD,
            TocLoopType::Reverse => ffi::GST_TOC_LOOP_REVERSE,
            TocLoopType::PingPong => ffi::GST_TOC_LOOP_PING_PONG,
            TocLoopType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstTocLoopType> for TocLoopType {
    fn from_glib(value: ffi::GstTocLoopType) -> Self {
        skip_assert_initialized!();
        match value {
            0 => TocLoopType::None,
            1 => TocLoopType::Forward,
            2 => TocLoopType::Reverse,
            3 => TocLoopType::PingPong,
            value => TocLoopType::__Unknown(value),
        }
    }
}

impl StaticType for TocLoopType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_toc_loop_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for TocLoopType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for TocLoopType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for TocLoopType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum TocScope {
    Global,
    Current,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for TocScope {
    type GlibType = ffi::GstTocScope;

    fn to_glib(&self) -> ffi::GstTocScope {
        match *self {
            TocScope::Global => ffi::GST_TOC_SCOPE_GLOBAL,
            TocScope::Current => ffi::GST_TOC_SCOPE_CURRENT,
            TocScope::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstTocScope> for TocScope {
    fn from_glib(value: ffi::GstTocScope) -> Self {
        skip_assert_initialized!();
        match value {
            1 => TocScope::Global,
            2 => TocScope::Current,
            value => TocScope::__Unknown(value),
        }
    }
}

impl StaticType for TocScope {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_toc_scope_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for TocScope {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for TocScope {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for TocScope {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum URIError {
    UnsupportedProtocol,
    BadUri,
    BadState,
    BadReference,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for URIError {
    type GlibType = ffi::GstURIError;

    fn to_glib(&self) -> ffi::GstURIError {
        match *self {
            URIError::UnsupportedProtocol => ffi::GST_URI_ERROR_UNSUPPORTED_PROTOCOL,
            URIError::BadUri => ffi::GST_URI_ERROR_BAD_URI,
            URIError::BadState => ffi::GST_URI_ERROR_BAD_STATE,
            URIError::BadReference => ffi::GST_URI_ERROR_BAD_REFERENCE,
            URIError::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstURIError> for URIError {
    fn from_glib(value: ffi::GstURIError) -> Self {
        skip_assert_initialized!();
        match value {
            0 => URIError::UnsupportedProtocol,
            1 => URIError::BadUri,
            2 => URIError::BadState,
            3 => URIError::BadReference,
            value => URIError::__Unknown(value),
        }
    }
}

impl ErrorDomain for URIError {
    fn domain() -> glib_ffi::GQuark {
        skip_assert_initialized!();
        unsafe { ffi::gst_uri_error_quark() }
    }

    fn code(self) -> i32 {
        self.to_glib()
    }

    fn from(code: i32) -> Option<Self> {
        skip_assert_initialized!();
        match code {
            0 => Some(URIError::UnsupportedProtocol),
            1 => Some(URIError::BadUri),
            2 => Some(URIError::BadState),
            3 => Some(URIError::BadReference),
            value => Some(URIError::__Unknown(value)),
        }
    }
}

impl StaticType for URIError {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_uri_error_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for URIError {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for URIError {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for URIError {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash)]
pub enum URIType {
    Unknown,
    Sink,
    Src,
    #[doc(hidden)]
    __Unknown(i32),
}

#[doc(hidden)]
impl ToGlib for URIType {
    type GlibType = ffi::GstURIType;

    fn to_glib(&self) -> ffi::GstURIType {
        match *self {
            URIType::Unknown => ffi::GST_URI_UNKNOWN,
            URIType::Sink => ffi::GST_URI_SINK,
            URIType::Src => ffi::GST_URI_SRC,
            URIType::__Unknown(value) => value
        }
    }
}

#[doc(hidden)]
impl FromGlib<ffi::GstURIType> for URIType {
    fn from_glib(value: ffi::GstURIType) -> Self {
        skip_assert_initialized!();
        match value {
            0 => URIType::Unknown,
            1 => URIType::Sink,
            2 => URIType::Src,
            value => URIType::__Unknown(value),
        }
    }
}

impl StaticType for URIType {
    fn static_type() -> Type {
        unsafe { from_glib(ffi::gst_uri_type_get_type()) }
    }
}

impl<'a> FromValueOptional<'a> for URIType {
    unsafe fn from_value_optional(value: &Value) -> Option<Self> {
        Some(FromValue::from_value(value))
    }
}

impl<'a> FromValue<'a> for URIType {
    unsafe fn from_value(value: &Value) -> Self {
        from_glib(gobject_ffi::g_value_get_enum(value.to_glib_none().0))
    }
}

impl SetValue for URIType {
    unsafe fn set_value(value: &mut Value, this: &Self) {
        gobject_ffi::g_value_set_enum(value.to_glib_none_mut().0, this.to_glib())
    }
}