audio/video: Add decoder base class error macros

This commit is contained in:
Sebastian Dröge 2019-09-15 10:18:42 +03:00
parent 1348127ca8
commit c19c9b1d8a
3 changed files with 256 additions and 0 deletions

View file

@ -13,6 +13,7 @@ keywords = ["gstreamer", "multimedia", "audio", "video", "gnome"]
build = "build.rs"
[dependencies]
libc = "0.2"
bitflags = "1.0"
glib-sys = { git = "https://github.com/gtk-rs/sys" }
gobject-sys = { git = "https://github.com/gtk-rs/sys" }

View file

@ -15,6 +15,20 @@ use std::ptr;
use AudioDecoder;
use AudioInfo;
extern "C" {
fn _gst_audio_decoder_error(
dec: *mut gst_audio_sys::GstAudioDecoder,
weight: i32,
domain: glib_sys::GQuark,
code: i32,
txt: *mut libc::c_char,
debug: *mut libc::c_char,
file: *const libc::c_char,
function: *const libc::c_char,
line: i32,
) -> gst_sys::GstFlowReturn;
}
pub trait AudioDecoderExtManual: 'static {
fn finish_frame(
&self,
@ -36,6 +50,18 @@ pub trait AudioDecoderExtManual: 'static {
fn set_output_format(&self, info: &AudioInfo) -> Result<(), gst::FlowError>;
fn get_allocator(&self) -> (gst::Allocator, gst::AllocationParams);
#[allow(clippy::too_many_arguments)]
fn error<T: gst::MessageErrorDomain>(
&self,
weight: i32,
code: T,
message: Option<&str>,
debug: Option<&str>,
file: &str,
function: &str,
line: u32,
) -> Result<gst::FlowSuccess, gst::FlowError>;
}
impl<O: IsA<AudioDecoder>> AudioDecoderExtManual for O {
@ -122,4 +148,106 @@ impl<O: IsA<AudioDecoder>> AudioDecoderExtManual for O {
(from_glib_full(allocator), params.into())
}
}
fn error<T: gst::MessageErrorDomain>(
&self,
weight: i32,
code: T,
message: Option<&str>,
debug: Option<&str>,
file: &str,
function: &str,
line: u32,
) -> Result<gst::FlowSuccess, gst::FlowError> {
let ret: gst::FlowReturn = unsafe {
from_glib(_gst_audio_decoder_error(
self.as_ref().to_glib_none().0,
weight,
T::domain().to_glib(),
code.code(),
message.to_glib_full(),
debug.to_glib_full(),
file.to_glib_none().0,
function.to_glib_none().0,
line as i32,
))
};
ret.into_result()
}
}
#[macro_export]
macro_rules! gst_audio_decoder_error(
($obj:expr, $weight:expr, $err:expr, ($msg:expr), [$debug:expr]) => { {
use $crate::AudioDecoderExtManual;
$obj.error(
$weight,
$err,
Some($msg),
Some($debug),
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, ($msg:expr)) => { {
use $crate::AudioDecoderExtManual;
$obj.error(
$weight,
$err,
Some($msg),
None,
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, [$debug:expr]) => { {
use $crate::AudioDecoderExtManual;
$obj.error(
$weight,
$err,
None,
Some($debug),
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, ($($msg:tt)*), [$($debug:tt)*]) => { {
use $crate::AudioDecoderExtManual;
$obj.error(
$weight,
$err,
Some(&format!($($msg)*)),
Some(&format!($($debug)*)),
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, ($($msg:tt)*)) => { {
use $crate::AudioDecoderExtManual;
$obj.error(
$weight,
$err,
Some(&format!($($msg)*)),
None,
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, [$($debug:tt)*]) => { {
use $crate::AudioDecoderExtManual;
$obj.error(
$weight,
$err,
None,
Some(&format!($($debug)*)),
file!(),
module_path!(),
line!(),
)
}};
);

View file

@ -21,6 +21,20 @@ use VideoFormat;
#[cfg(any(feature = "v1_16", feature = "dox"))]
use VideoInterlaceMode;
extern "C" {
fn _gst_video_decoder_error(
dec: *mut gst_video_sys::GstVideoDecoder,
weight: i32,
domain: glib_sys::GQuark,
code: i32,
txt: *mut libc::c_char,
debug: *mut libc::c_char,
file: *const libc::c_char,
function: *const libc::c_char,
line: i32,
) -> gst_sys::GstFlowReturn;
}
pub trait VideoDecoderExtManual: 'static {
#[cfg(any(feature = "v1_12", feature = "dox"))]
fn allocate_output_frame(
@ -65,6 +79,18 @@ pub trait VideoDecoderExtManual: 'static {
&'a self,
output_state: VideoCodecState<'a, InNegotiation<'a>>,
) -> Result<(), gst::FlowError>;
#[allow(clippy::too_many_arguments)]
fn error<T: gst::MessageErrorDomain>(
&self,
weight: i32,
code: T,
message: Option<&str>,
debug: Option<&str>,
file: &str,
function: &str,
line: u32,
) -> Result<gst::FlowSuccess, gst::FlowError>;
}
impl<O: IsA<VideoDecoder>> VideoDecoderExtManual for O {
@ -297,6 +323,31 @@ impl<O: IsA<VideoDecoder>> VideoDecoderExtManual for O {
Err(gst::FlowError::NotNegotiated)
}
}
fn error<T: gst::MessageErrorDomain>(
&self,
weight: i32,
code: T,
message: Option<&str>,
debug: Option<&str>,
file: &str,
function: &str,
line: u32,
) -> Result<gst::FlowSuccess, gst::FlowError> {
let ret: gst::FlowReturn = unsafe {
from_glib(_gst_video_decoder_error(
self.as_ref().to_glib_none().0,
weight,
T::domain().to_glib(),
code.code(),
message.to_glib_full(),
debug.to_glib_full(),
file.to_glib_none().0,
function.to_glib_none().0,
line as i32,
))
};
ret.into_result()
}
}
impl HasStreamLock for VideoDecoder {
@ -310,3 +361,79 @@ impl HasStreamLock for VideoDecoder {
decoder_sys as *const gst_sys::GstElement
}
}
#[macro_export]
macro_rules! gst_video_decoder_error(
($obj:expr, $weight:expr, $err:expr, ($msg:expr), [$debug:expr]) => { {
use $crate::VideoDecoderExtManual;
$obj.error(
$weight,
$err,
Some($msg),
Some($debug),
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, ($msg:expr)) => { {
use $crate::VideoDecoderExtManual;
$obj.error(
$weight,
$err,
Some($msg),
None,
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, [$debug:expr]) => { {
use $crate::VideoDecoderExtManual;
$obj.error(
$weight,
$err,
None,
Some($debug),
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, ($($msg:tt)*), [$($debug:tt)*]) => { {
use $crate::VideoDecoderExtManual;
$obj.error(
$weight,
$err,
Some(&format!($($msg)*)),
Some(&format!($($debug)*)),
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, ($($msg:tt)*)) => { {
use $crate::VideoDecoderExtManual;
$obj.error(
$weight,
$err,
Some(&format!($($msg)*)),
None,
file!(),
module_path!(),
line!(),
)
}};
($obj:expr, $weight:expr, $err:expr, [$($debug:tt)*]) => { {
use $crate::VideoDecoderExtManual;
$obj.error(
$weight,
$err,
None,
Some(&format!($($debug)*)),
file!(),
module_path!(),
line!(),
)
}};
);