forked from mirrors/gstreamer-rs
132 lines
4.5 KiB
Rust
132 lines
4.5 KiB
Rust
// Copyright (C) 2017 Sebastian Dröge <sebastian@centricular.com>
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use ffi;
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use std::ffi::CStr;
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use std::fmt;
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use std::str;
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use glib::translate::{from_glib, ToGlib, ToGlibPtr};
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impl ::AudioFormat {
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pub fn build_integer(
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sign: bool,
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endianness: ::AudioEndianness,
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width: i32,
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depth: i32,
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) -> ::AudioFormat {
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assert_initialized_main_thread!();
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unsafe {
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from_glib(ffi::gst_audio_format_build_integer(
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sign.to_glib(),
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endianness.to_glib(),
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width,
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depth,
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))
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}
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}
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pub fn from_string(s: &str) -> ::AudioFormat {
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assert_initialized_main_thread!();
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unsafe { from_glib(ffi::gst_audio_format_from_string(s.to_glib_none().0)) }
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}
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pub fn to_string<'a>(self) -> &'a str {
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if self == ::AudioFormat::Unknown {
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return "UNKNOWN";
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}
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unsafe {
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CStr::from_ptr(ffi::gst_audio_format_to_string(self.to_glib()))
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.to_str()
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.unwrap()
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}
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}
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}
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impl str::FromStr for ::AudioFormat {
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type Err = ();
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fn from_str(s: &str) -> Result<Self, ()> {
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skip_assert_initialized!();
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let format = Self::from_string(s);
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if format == ::AudioFormat::Unknown {
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Err(())
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} else {
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Ok(format)
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}
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}
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}
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impl fmt::Display for ::AudioFormat {
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fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
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f.write_str(self.to_string().as_str())
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}
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}
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_S16: ::AudioFormat = ::AudioFormat::S16be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_U16: ::AudioFormat = ::AudioFormat::U16be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_S2432: ::AudioFormat = ::AudioFormat::S2432be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_U2432: ::AudioFormat = ::AudioFormat::U2432be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_S32: ::AudioFormat = ::AudioFormat::S32be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_U32: ::AudioFormat = ::AudioFormat::U32be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_S24: ::AudioFormat = ::AudioFormat::S24be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_U24: ::AudioFormat = ::AudioFormat::U24be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_S20: ::AudioFormat = ::AudioFormat::S20be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_U20: ::AudioFormat = ::AudioFormat::U20be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_S18: ::AudioFormat = ::AudioFormat::S18be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_U18: ::AudioFormat = ::AudioFormat::U18be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_F32: ::AudioFormat = ::AudioFormat::F32be;
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#[cfg(target_endian = "big")]
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pub const AUDIO_FORMAT_F64: ::AudioFormat = ::AudioFormat::F64be;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_S16: ::AudioFormat = ::AudioFormat::S16le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_U16: ::AudioFormat = ::AudioFormat::U16le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_S2432: ::AudioFormat = ::AudioFormat::S2432le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_U2432: ::AudioFormat = ::AudioFormat::U2432le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_S32: ::AudioFormat = ::AudioFormat::S32le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_U32: ::AudioFormat = ::AudioFormat::U32le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_S24: ::AudioFormat = ::AudioFormat::S24le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_U24: ::AudioFormat = ::AudioFormat::U24le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_S20: ::AudioFormat = ::AudioFormat::S20le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_U20: ::AudioFormat = ::AudioFormat::U20le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_S18: ::AudioFormat = ::AudioFormat::S18le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_U18: ::AudioFormat = ::AudioFormat::U18le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_F32: ::AudioFormat = ::AudioFormat::F32le;
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#[cfg(target_endian = "little")]
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pub const AUDIO_FORMAT_F64: ::AudioFormat = ::AudioFormat::F64le;
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