gstreamer-rs/gstreamer/src/lib.rs

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// Copyright (C) 2017 Sebastian Dröge <sebastian@centricular.com>
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![recursion_limit = "256"]
#[macro_use]
extern crate bitflags;
extern crate libc;
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#[macro_use]
extern crate lazy_static;
extern crate glib_sys as glib_ffi;
extern crate gobject_sys as gobject_ffi;
extern crate gstreamer_sys as ffi;
#[macro_use]
extern crate glib;
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extern crate num_rational;
#[cfg(feature = "futures")]
extern crate futures;
use glib::translate::{from_glib, from_glib_full};
macro_rules! callback_guard {
() => (
let _guard = ::glib::CallbackGuard::new();
)
}
macro_rules! assert_initialized_main_thread {
() => (
assert_eq!(unsafe {ffi::gst_is_initialized()}, ::glib_ffi::GTRUE)
)
}
macro_rules! skip_assert_initialized {
() => (
)
}
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pub use glib::{Cast, Continue, Error, IsA, StaticType, ToValue, Type, TypedValue, Value};
#[cfg_attr(feature = "cargo-clippy", allow(unreadable_literal))]
#[cfg_attr(feature = "cargo-clippy", allow(transmute_ptr_to_ref))]
#[cfg_attr(feature = "cargo-clippy", allow(too_many_arguments))]
#[cfg_attr(feature = "cargo-clippy", allow(match_same_arms))]
mod auto;
pub use auto::*;
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pub use auto::functions::*;
pub mod miniobject;
pub use miniobject::{GstRc, MiniObject};
pub mod message;
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pub use message::{Message, MessageRef, MessageView};
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pub mod structure;
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pub use structure::{Structure, StructureRef};
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pub mod caps;
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pub use caps::{Caps, CapsRef};
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pub mod tags;
pub use tags::{Tag, TagList, TagListRef};
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pub mod buffer;
pub use buffer::{Buffer, BufferMap, BufferRef, MappedBuffer};
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pub mod sample;
pub use sample::{Sample, SampleRef};
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pub mod bufferlist;
pub use bufferlist::{BufferList, BufferListRef};
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pub mod query;
pub use query::{Query, QueryRef, QueryView};
pub mod event;
pub use event::{Event, EventRef, EventView};
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pub mod context;
pub use context::{Context, ContextRef};
mod element;
mod bin;
mod bus;
mod pad;
mod gobject;
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mod proxy_pad;
mod ghost_pad;
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mod child_proxy;
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mod tag_setter;
mod iterator;
mod device_provider;
mod parse_context;
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pub use element::ElementExtManual;
pub use element::{
ELEMENT_METADATA_AUTHOR,
ELEMENT_METADATA_DESCRIPTION,
ELEMENT_METADATA_DOC_URI,
ELEMENT_METADATA_ICON_NAME,
ELEMENT_METADATA_KLASS,
ELEMENT_METADATA_LONGNAME,
};
pub use bin::BinExtManual;
pub use pad::{PadExtManual, PadProbeData, PadProbeId, PadProbeInfo, PAD_PROBE_ID_INVALID};
pub use gobject::GObjectExtManualGst;
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pub use child_proxy::ChildProxyExtManual;
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pub use tag_setter::TagSetterExtManual;
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pub use self::iterator::Iterator;
pub use device_provider::DeviceProviderExtManual;
pub use parse_context::ParseContext;
#[cfg(feature = "futures")]
pub use bus::BusStream;
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mod value;
pub use value::*;
mod segment;
pub use segment::*;
pub mod toc;
pub use toc::{Toc, TocEntry, TocEntryRef, TocRef};
mod clock;
pub use clock::{ClockId, ClockExtManual};
pub mod functions;
pub use functions::*;
use std::ptr;
pub fn init() -> Result<(), glib::Error> {
unsafe {
let mut error = ptr::null_mut();
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if from_glib(ffi::gst_init_check(
ptr::null_mut(),
ptr::null_mut(),
&mut error,
)) {
Ok(())
} else {
Err(from_glib_full(error))
}
}
}
pub const BUFFER_OFFSET_NONE: u64 = ffi::GST_BUFFER_OFFSET_NONE;
pub const CLOCK_TIME_NONE: ClockTime = ffi::GST_CLOCK_TIME_NONE;
pub const SECOND: ClockTime = 1_000_000_000;
pub const MSECOND: ClockTime = 1_000_000;
pub const USECOND: ClockTime = 1_000;
pub const NSECOND: ClockTime = 1;
// Re-export all the traits in a prelude module, so that applications
// can always "use gst::prelude::*" without getting conflicts
pub mod prelude {
pub use glib::prelude::*;
pub use auto::traits::*;
pub use element::ElementExtManual;
pub use bin::BinExtManual;
pub use pad::PadExtManual;
pub use gobject::GObjectExtManualGst;
pub use child_proxy::ChildProxyExtManual;
pub use tag_setter::TagSetterExtManual;
pub use device_provider::DeviceProviderExtManual;
pub use clock::ClockExtManual;
pub use value::GstValueExt;
pub use tags::Tag;
pub use miniobject::MiniObject;
}