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|
// Take a look at the license at the top of the repository in the LICENSE file.
use std::mem;
use glib::{prelude::*, translate::*};
use gst::{
format::{FormattedValue, SpecificFormattedValueFullRange},
prelude::*,
};
use crate::{ffi, BaseParse, BaseParseFrame};
pub trait BaseParseExtManual: IsA<BaseParse> + 'static {
#[doc(alias = "get_sink_pad")]
fn sink_pad(&self) -> &gst::Pad {
unsafe {
let elt = &*(self.as_ptr() as *const ffi::GstBaseParse);
&*(&elt.sinkpad as *const *mut gst::ffi::GstPad as *const gst::Pad)
}
}
#[doc(alias = "get_src_pad")]
fn src_pad(&self) -> &gst::Pad {
unsafe {
let elt = &*(self.as_ptr() as *const ffi::GstBaseParse);
&*(&elt.srcpad as *const *mut gst::ffi::GstPad as *const gst::Pad)
}
}
fn segment(&self) -> gst::Segment {
unsafe {
let ptr: &ffi::GstBaseParse = &*(self.as_ptr() as *const _);
let sinkpad = self.sink_pad();
let _guard = sinkpad.stream_lock();
from_glib_none(&ptr.segment as *const gst::ffi::GstSegment)
}
}
fn lost_sync(&self) -> bool {
unsafe {
let ptr: &ffi::GstBaseParse = &*(self.as_ptr() as *const _);
let sinkpad = self.sink_pad();
let _guard = sinkpad.stream_lock();
ptr.flags & ffi::GST_BASE_PARSE_FLAG_LOST_SYNC as u32 != 0
}
}
fn is_draining(&self) -> bool {
unsafe {
let ptr: &ffi::GstBaseParse = &*(self.as_ptr() as *const _);
let sinkpad = self.sink_pad();
let _guard = sinkpad.stream_lock();
ptr.flags & ffi::GST_BASE_PARSE_FLAG_DRAINING as u32 != 0
}
}
#[doc(alias = "gst_base_parse_set_duration")]
fn set_duration(&self, duration: impl FormattedValue, interval: u32) {
unsafe {
ffi::gst_base_parse_set_duration(
self.as_ref().to_glib_none().0,
duration.format().into_glib(),
duration.into_raw_value(),
interval as i32,
);
}
}
#[doc(alias = "gst_base_parse_set_frame_rate")]
fn set_frame_rate(&self, fps: gst::Fraction, lead_in: u32, lead_out: u32) {
let (fps_num, fps_den) = fps.into();
unsafe {
ffi::gst_base_parse_set_frame_rate(
self.as_ref().to_glib_none().0,
fps_num as u32,
fps_den as u32,
lead_in,
lead_out,
);
}
}
#[doc(alias = "gst_base_parse_convert_default")]
fn convert_default<U: SpecificFormattedValueFullRange>(
&self,
src_val: impl FormattedValue,
) -> Option<U> {
unsafe {
let mut dest_val = mem::MaybeUninit::uninit();
let ret = from_glib(ffi::gst_base_parse_convert_default(
self.as_ref().to_glib_none().0,
src_val.format().into_glib(),
src_val.into_raw_value(),
U::default_format().into_glib(),
dest_val.as_mut_ptr(),
));
if ret {
Some(U::from_raw(U::default_format(), dest_val.assume_init()))
} else {
None
}
}
}
fn convert_default_generic(
&self,
src_val: impl FormattedValue,
dest_format: gst::Format,
) -> Option<gst::GenericFormattedValue> {
unsafe {
let mut dest_val = mem::MaybeUninit::uninit();
let ret = from_glib(ffi::gst_base_parse_convert_default(
self.as_ref().to_glib_none().0,
src_val.format().into_glib(),
src_val.into_raw_value(),
dest_format.into_glib(),
dest_val.as_mut_ptr(),
));
if ret {
Some(gst::GenericFormattedValue::new(
dest_format,
dest_val.assume_init(),
))
} else {
None
}
}
}
#[doc(alias = "gst_base_parse_finish_frame")]
fn finish_frame(
&self,
frame: BaseParseFrame,
size: u32,
) -> Result<gst::FlowSuccess, gst::FlowError> {
unsafe {
try_from_glib(ffi::gst_base_parse_finish_frame(
self.as_ref().to_glib_none().0,
frame.to_glib_none().0,
i32::try_from(size).expect("size higher than i32::MAX"),
))
}
}
}
impl<O: IsA<BaseParse>> BaseParseExtManual for O {}
|
