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Store panic information not in a custom instance struct but in the instance data provided by the subclassing infrastructure

Browse source 
This scales better as there will only be only such data instead of two
or more when having deeper class hierarchies with multiple Rust
elements, and also makes it unnecessary to use a special instance struct
so the default works well.
This commit is contained in:
Sebastian Dröge 2021-03-09 15:37:05 +02:00
parent 6fa48890bc
commit ea239c587e
18 changed files with 378 additions and 954 deletions
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1
examples/src/bin/subclass.rs
View file

@ -58,7 +58,6 @@ mod fir_filter {
const NAME: &'static str = "RsFirFilter";
type Type = super::FirFilter;
type ParentType = gst_base::BaseTransform;
type Instance = gst::subclass::ElementInstanceStruct<Self>;
}
// Implementation of glib::Object virtual methods

123
gstreamer-audio/src/subclass/audio_decoder.rs
View file

@ -530,10 +530,7 @@ impl<T: AudioDecoderImpl> AudioDecoderImplExt for T {
}
}
unsafe impl<T: AudioDecoderImpl> IsSubclassable<T> for AudioDecoder
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: AudioDecoderImpl> IsSubclassable<T> for AudioDecoder {
fn class_init(klass: &mut glib::Class<Self>) {
<gst::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -563,15 +560,12 @@ where
unsafe extern "C" fn audio_decoder_open<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.open(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -585,15 +579,12 @@ where
unsafe extern "C" fn audio_decoder_close<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.close(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -607,15 +598,12 @@ where
unsafe extern "C" fn audio_decoder_start<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.start(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -629,15 +617,12 @@ where
unsafe extern "C" fn audio_decoder_stop<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -652,15 +637,12 @@ where
unsafe extern "C" fn audio_decoder_set_format<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
caps: *mut gst::ffi::GstCaps,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.set_format(wrap.unsafe_cast_ref(), &from_glib_borrow(caps)) {
Ok(()) => true,
Err(err) => {
@ -677,15 +659,12 @@ unsafe extern "C" fn audio_decoder_parse<T: AudioDecoderImpl>(
adapter: *mut gst_base::ffi::GstAdapter,
offset: *mut i32,
len: *mut i32,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match imp.parse(wrap.unsafe_cast_ref(), &from_glib_borrow(adapter)) {
Ok((new_offset, new_len)) => {
assert!(new_offset <= std::i32::MAX as u32);
@ -704,17 +683,14 @@ where
unsafe extern "C" fn audio_decoder_handle_frame<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
buffer: *mut *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
// FIXME: Misgenerated in gstreamer-audio-sys
let buffer = buffer as *mut gst::ffi::GstBuffer;
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.handle_frame(
wrap.unsafe_cast_ref(),
Option::<gst::Buffer>::from_glib_none(buffer).as_ref(),
@ -727,15 +703,12 @@ where
unsafe extern "C" fn audio_decoder_pre_push<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
buffer: *mut *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match imp.pre_push(wrap.unsafe_cast_ref(), from_glib_full(*buffer)) {
Ok(Some(new_buffer)) => {
*buffer = new_buffer.into_ptr();
@ -755,29 +728,24 @@ where
unsafe extern "C" fn audio_decoder_flush<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
hard: glib::ffi::gboolean,
) where
T::Instance: PanicPoison,
{
) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), (), {
gst::panic_to_error!(&wrap, &imp.panicked(), (), {
AudioDecoderImpl::flush(imp, wrap.unsafe_cast_ref(), from_glib(hard))
})
}
unsafe extern "C" fn audio_decoder_negotiate<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.negotiate(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -792,15 +760,12 @@ where
unsafe extern "C" fn audio_decoder_getcaps<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
filter: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::Caps::new_empty(), {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::Caps::new_empty(), {
AudioDecoderImpl::get_caps(
imp,
wrap.unsafe_cast_ref(),
@ -815,15 +780,12 @@ where
unsafe extern "C" fn audio_decoder_sink_event<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -832,15 +794,12 @@ where
unsafe extern "C" fn audio_decoder_sink_query<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_query(wrap.unsafe_cast_ref(), gst::QueryRef::from_mut_ptr(query))
})
.to_glib()
@ -849,15 +808,12 @@ where
unsafe extern "C" fn audio_decoder_src_event<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -866,15 +822,12 @@ where
unsafe extern "C" fn audio_decoder_src_query<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_query(wrap.unsafe_cast_ref(), gst::QueryRef::from_mut_ptr(query))
})
.to_glib()
@ -883,16 +836,13 @@ where
unsafe extern "C" fn audio_decoder_propose_allocation<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.propose_allocation(wrap.unsafe_cast_ref(), query) {
Ok(()) => true,
Err(err) => {
@ -907,16 +857,13 @@ where
unsafe extern "C" fn audio_decoder_decide_allocation<T: AudioDecoderImpl>(
ptr: *mut ffi::GstAudioDecoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioDecoder> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.decide_allocation(wrap.unsafe_cast_ref(), query) {
Ok(()) => true,
Err(err) => {

117
gstreamer-audio/src/subclass/audio_encoder.rs
View file

@ -476,10 +476,7 @@ impl<T: AudioEncoderImpl> AudioEncoderImplExt for T {
}
}
unsafe impl<T: AudioEncoderImpl> IsSubclassable<T> for AudioEncoder
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: AudioEncoderImpl> IsSubclassable<T> for AudioEncoder {
fn class_init(klass: &mut glib::Class<Self>) {
<gst::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -508,15 +505,12 @@ where
unsafe extern "C" fn audio_encoder_open<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.open(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -530,15 +524,12 @@ where
unsafe extern "C" fn audio_encoder_close<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.close(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -552,15 +543,12 @@ where
unsafe extern "C" fn audio_encoder_start<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.start(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -574,15 +562,12 @@ where
unsafe extern "C" fn audio_encoder_stop<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -597,15 +582,12 @@ where
unsafe extern "C" fn audio_encoder_set_format<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
info: *mut ffi::GstAudioInfo,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.set_format(wrap.unsafe_cast_ref(), &from_glib_none(info)) {
Ok(()) => true,
Err(err) => {
@ -620,17 +602,14 @@ where
unsafe extern "C" fn audio_encoder_handle_frame<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
buffer: *mut *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
// FIXME: Misgenerated in gstreamer-audio-sys
let buffer = buffer as *mut gst::ffi::GstBuffer;
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.handle_frame(
wrap.unsafe_cast_ref(),
Option::<gst::Buffer>::from_glib_none(buffer).as_ref(),
@ -643,15 +622,12 @@ where
unsafe extern "C" fn audio_encoder_pre_push<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
buffer: *mut *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match imp.pre_push(wrap.unsafe_cast_ref(), from_glib_full(*buffer)) {
Ok(Some(new_buffer)) => {
*buffer = new_buffer.into_ptr();
@ -668,30 +644,24 @@ where
.to_glib()
}
unsafe extern "C" fn audio_encoder_flush<T: AudioEncoderImpl>(ptr: *mut ffi::GstAudioEncoder)
where
T::Instance: PanicPoison,
{
unsafe extern "C" fn audio_encoder_flush<T: AudioEncoderImpl>(ptr: *mut ffi::GstAudioEncoder) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), (), {
gst::panic_to_error!(&wrap, &imp.panicked(), (), {
AudioEncoderImpl::flush(imp, wrap.unsafe_cast_ref())
})
}
unsafe extern "C" fn audio_encoder_negotiate<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.negotiate(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -706,15 +676,12 @@ where
unsafe extern "C" fn audio_encoder_getcaps<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
filter: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::Caps::new_empty(), {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::Caps::new_empty(), {
AudioEncoderImpl::get_caps(
imp,
wrap.unsafe_cast_ref(),
@ -729,15 +696,12 @@ where
unsafe extern "C" fn audio_encoder_sink_event<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -746,15 +710,12 @@ where
unsafe extern "C" fn audio_encoder_sink_query<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_query(wrap.unsafe_cast_ref(), gst::QueryRef::from_mut_ptr(query))
})
.to_glib()
@ -763,15 +724,12 @@ where
unsafe extern "C" fn audio_encoder_src_event<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -780,15 +738,12 @@ where
unsafe extern "C" fn audio_encoder_src_query<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_query(wrap.unsafe_cast_ref(), gst::QueryRef::from_mut_ptr(query))
})
.to_glib()
@ -797,16 +752,13 @@ where
unsafe extern "C" fn audio_encoder_propose_allocation<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.propose_allocation(wrap.unsafe_cast_ref(), query) {
Ok(()) => true,
Err(err) => {
@ -821,16 +773,13 @@ where
unsafe extern "C" fn audio_encoder_decide_allocation<T: AudioEncoderImpl>(
ptr: *mut ffi::GstAudioEncoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioEncoder> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.decide_allocation(wrap.unsafe_cast_ref(), query) {
Ok(()) => true,
Err(err) => {

55
gstreamer-audio/src/subclass/audio_sink.rs
View file

@ -4,7 +4,6 @@ use glib::prelude::*;
use glib::subclass::prelude::*;
use glib::translate::*;
use gst::subclass::prelude::*;
use gst::LoggableError;
use gst_base::subclass::prelude::*;
@ -184,10 +183,7 @@ impl<T: AudioSinkImpl> AudioSinkImplExt for T {
}
}
unsafe impl<T: AudioSinkImpl> IsSubclassable<T> for AudioSink
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: AudioSinkImpl> IsSubclassable<T> for AudioSink {
fn class_init(klass: &mut glib::Class<Self>) {
<gst_base::BaseSink as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -207,15 +203,12 @@ where
unsafe extern "C" fn audiosink_close<T: AudioSinkImpl>(
ptr: *mut ffi::GstAudioSink,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.close(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -227,30 +220,24 @@ where
.to_glib()
}
unsafe extern "C" fn audiosink_delay<T: AudioSinkImpl>(ptr: *mut ffi::GstAudioSink) -> u32
where
T::Instance: PanicPoison,
{
unsafe extern "C" fn audiosink_delay<T: AudioSinkImpl>(ptr: *mut ffi::GstAudioSink) -> u32 {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), 0, {
gst::panic_to_error!(&wrap, &imp.panicked(), 0, {
imp.delay(wrap.unsafe_cast_ref())
})
}
unsafe extern "C" fn audiosink_open<T: AudioSinkImpl>(
ptr: *mut ffi::GstAudioSink,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.open(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -265,17 +252,14 @@ where
unsafe extern "C" fn audiosink_prepare<T: AudioSinkImpl>(
ptr: *mut ffi::GstAudioSink,
spec: *mut ffi::GstAudioRingBufferSpec,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSink> = from_glib_borrow(ptr);
let spec = &mut *(spec as *mut AudioRingBufferSpec);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match AudioSinkImpl::prepare(imp, wrap.unsafe_cast_ref(), spec) {
Ok(()) => true,
Err(err) => {
@ -289,15 +273,12 @@ where
unsafe extern "C" fn audiosink_unprepare<T: AudioSinkImpl>(
ptr: *mut ffi::GstAudioSink,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.unprepare(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -313,29 +294,23 @@ unsafe extern "C" fn audiosink_write<T: AudioSinkImpl>(
ptr: *mut ffi::GstAudioSink,
data: glib::ffi::gpointer,
length: u32,
) -> i32
where
T::Instance: PanicPoison,
{
) -> i32 {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSink> = from_glib_borrow(ptr);
let data_slice = std::slice::from_raw_parts(data as *const u8, length as usize);
gst::panic_to_error!(&wrap, &instance.panicked(), -1, {
gst::panic_to_error!(&wrap, &imp.panicked(), -1, {
imp.write(wrap.unsafe_cast_ref(), data_slice).unwrap_or(-1)
})
}
unsafe extern "C" fn audiosink_reset<T: AudioSinkImpl>(ptr: *mut ffi::GstAudioSink)
where
T::Instance: PanicPoison,
{
unsafe extern "C" fn audiosink_reset<T: AudioSinkImpl>(ptr: *mut ffi::GstAudioSink) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), (), {
gst::panic_to_error!(&wrap, &imp.panicked(), (), {
imp.reset(wrap.unsafe_cast_ref());
});
}

55
gstreamer-audio/src/subclass/audio_src.rs
View file

@ -6,7 +6,6 @@ use glib::prelude::*;
use glib::subclass::prelude::*;
use glib::translate::*;
use gst::subclass::prelude::*;
use gst::LoggableError;
use gst_base::subclass::prelude::*;
@ -200,10 +199,7 @@ impl<T: AudioSrcImpl> AudioSrcImplExt for T {
}
}
unsafe impl<T: AudioSrcImpl> IsSubclassable<T> for AudioSrc
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: AudioSrcImpl> IsSubclassable<T> for AudioSrc {
fn class_init(klass: &mut glib::Class<Self>) {
<gst_base::BaseSrc as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -223,15 +219,12 @@ where
unsafe extern "C" fn audiosrc_close<T: AudioSrcImpl>(
ptr: *mut ffi::GstAudioSrc,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.close(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -243,30 +236,24 @@ where
.to_glib()
}
unsafe extern "C" fn audiosrc_delay<T: AudioSrcImpl>(ptr: *mut ffi::GstAudioSrc) -> u32
where
T::Instance: PanicPoison,
{
unsafe extern "C" fn audiosrc_delay<T: AudioSrcImpl>(ptr: *mut ffi::GstAudioSrc) -> u32 {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), 0, {
gst::panic_to_error!(&wrap, &imp.panicked(), 0, {
imp.delay(wrap.unsafe_cast_ref())
})
}
unsafe extern "C" fn audiosrc_open<T: AudioSrcImpl>(
ptr: *mut ffi::GstAudioSrc,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.open(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -281,17 +268,14 @@ where
unsafe extern "C" fn audiosrc_prepare<T: AudioSrcImpl>(
ptr: *mut ffi::GstAudioSrc,
spec: *mut ffi::GstAudioRingBufferSpec,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSrc> = from_glib_borrow(ptr);
let spec = &mut *(spec as *mut AudioRingBufferSpec);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match AudioSrcImpl::prepare(imp, wrap.unsafe_cast_ref(), spec) {
Ok(()) => true,
Err(err) => {
@ -305,15 +289,12 @@ where
unsafe extern "C" fn audiosrc_unprepare<T: AudioSrcImpl>(
ptr: *mut ffi::GstAudioSrc,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.unprepare(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -330,16 +311,13 @@ unsafe extern "C" fn audiosrc_read<T: AudioSrcImpl>(
data: glib::ffi::gpointer,
length: u32,
timestamp: *mut gst::ffi::GstClockTime,
) -> u32
where
T::Instance: PanicPoison,
{
) -> u32 {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSrc> = from_glib_borrow(ptr);
let data_slice = std::slice::from_raw_parts_mut(data as *mut u8, length as usize);
gst::panic_to_error!(&wrap, &instance.panicked(), 0, {
gst::panic_to_error!(&wrap, &imp.panicked(), 0, {
let (res, timestamp_res) = imp
.read(wrap.unsafe_cast_ref(), data_slice)
.unwrap_or((0, gst::CLOCK_TIME_NONE));
@ -349,15 +327,12 @@ where
})
}
unsafe extern "C" fn audiosrc_reset<T: AudioSrcImpl>(ptr: *mut ffi::GstAudioSrc)
where
T::Instance: PanicPoison,
{
unsafe extern "C" fn audiosrc_reset<T: AudioSrcImpl>(ptr: *mut ffi::GstAudioSrc) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<AudioSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), (), {
gst::panic_to_error!(&wrap, &imp.panicked(), (), {
imp.reset(wrap.unsafe_cast_ref());
});
}

152
gstreamer-base/src/subclass/aggregator.rs
View file

@ -703,10 +703,7 @@ impl<T: AggregatorImpl> AggregatorImplExt for T {
}
}
unsafe impl<T: AggregatorImpl> IsSubclassable<T> for Aggregator
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: AggregatorImpl> IsSubclassable<T> for Aggregator {
fn class_init(klass: &mut glib::Class<Self>) {
<gst::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -743,15 +740,12 @@ where
unsafe extern "C" fn aggregator_flush<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.flush(wrap.unsafe_cast_ref()).into()
})
.to_glib()
@ -761,15 +755,12 @@ unsafe extern "C" fn aggregator_clip<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
aggregator_pad: *mut ffi::GstAggregatorPad,
buffer: *mut gst::ffi::GstBuffer,
) -> *mut gst::ffi::GstBuffer
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstBuffer {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
let ret = gst::panic_to_error!(&wrap, &instance.panicked(), None, {
let ret = gst::panic_to_error!(&wrap, &imp.panicked(), None, {
imp.clip(
wrap.unsafe_cast_ref(),
&from_glib_borrow(aggregator_pad),
@ -783,15 +774,12 @@ where
unsafe extern "C" fn aggregator_finish_buffer<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
buffer: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.finish_buffer(wrap.unsafe_cast_ref(), from_glib_full(buffer))
.into()
})
@ -803,15 +791,12 @@ where
unsafe extern "C" fn aggregator_finish_buffer_list<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
buffer_list: *mut gst::ffi::GstBufferList,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.finish_buffer_list(wrap.unsafe_cast_ref(), from_glib_full(buffer_list))
.into()
})
@ -822,15 +807,12 @@ unsafe extern "C" fn aggregator_sink_event<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
aggregator_pad: *mut ffi::GstAggregatorPad,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(wrap, &instance.panicked(), false, {
gst::panic_to_error!(wrap, &imp.panicked(), false, {
imp.sink_event(
wrap.unsafe_cast_ref(),
&from_glib_borrow(aggregator_pad),
@ -846,15 +828,12 @@ unsafe extern "C" fn aggregator_sink_event_pre_queue<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
aggregator_pad: *mut ffi::GstAggregatorPad,
event: *mut gst::ffi::GstEvent,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.sink_event_pre_queue(
wrap.unsafe_cast_ref(),
&from_glib_borrow(aggregator_pad),
@ -869,15 +848,12 @@ unsafe extern "C" fn aggregator_sink_query<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
aggregator_pad: *mut ffi::GstAggregatorPad,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_query(
wrap.unsafe_cast_ref(),
&from_glib_borrow(aggregator_pad),
@ -893,15 +869,12 @@ unsafe extern "C" fn aggregator_sink_query_pre_queue<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
aggregator_pad: *mut ffi::GstAggregatorPad,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_query_pre_queue(
wrap.unsafe_cast_ref(),
&from_glib_borrow(aggregator_pad),
@ -914,15 +887,12 @@ where
unsafe extern "C" fn aggregator_src_event<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -931,15 +901,12 @@ where
unsafe extern "C" fn aggregator_src_query<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_query(wrap.unsafe_cast_ref(), gst::QueryRef::from_mut_ptr(query))
})
.to_glib()
@ -949,15 +916,12 @@ unsafe extern "C" fn aggregator_src_activate<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
mode: gst::ffi::GstPadMode,
active: glib::ffi::gboolean,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.src_activate(wrap.unsafe_cast_ref(), from_glib(mode), from_glib(active)) {
Ok(()) => true,
Err(err) => {
@ -972,15 +936,12 @@ where
unsafe extern "C" fn aggregator_aggregate<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
timeout: glib::ffi::gboolean,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.aggregate(wrap.unsafe_cast_ref(), from_glib(timeout))
.into()
})
@ -989,15 +950,12 @@ where
unsafe extern "C" fn aggregator_start<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.start(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -1011,15 +969,12 @@ where
unsafe extern "C" fn aggregator_stop<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -1033,15 +988,12 @@ where
unsafe extern "C" fn aggregator_get_next_time<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
) -> gst::ffi::GstClockTime
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstClockTime {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::CLOCK_TIME_NONE, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::CLOCK_TIME_NONE, {
imp.get_next_time(wrap.unsafe_cast_ref())
})
.to_glib()
@ -1052,15 +1004,12 @@ unsafe extern "C" fn aggregator_create_new_pad<T: AggregatorImpl>(
templ: *mut gst::ffi::GstPadTemplate,
req_name: *const libc::c_char,
caps: *const gst::ffi::GstCaps,
) -> *mut ffi::GstAggregatorPad
where
T::Instance: PanicPoison,
{
) -> *mut ffi::GstAggregatorPad {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), None, {
gst::panic_to_error!(&wrap, &imp.panicked(), None, {
let req_name: Borrowed<Option<glib::GString>> = from_glib_borrow(req_name);
imp.create_new_pad(
@ -1079,17 +1028,14 @@ unsafe extern "C" fn aggregator_update_src_caps<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
caps: *mut gst::ffi::GstCaps,
res: *mut *mut gst::ffi::GstCaps,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
*res = ptr::null_mut();
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match imp.update_src_caps(wrap.unsafe_cast_ref(), &from_glib_borrow(caps)) {
Ok(res_caps) => {
*res = res_caps.into_ptr();
@ -1104,15 +1050,12 @@ where
unsafe extern "C" fn aggregator_fixate_src_caps<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
caps: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::Caps::new_empty(), {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::Caps::new_empty(), {
imp.fixate_src_caps(wrap.unsafe_cast_ref(), from_glib_full(caps))
})
.into_ptr()
@ -1121,15 +1064,12 @@ where
unsafe extern "C" fn aggregator_negotiated_src_caps<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
caps: *mut gst::ffi::GstCaps,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.negotiated_src_caps(wrap.unsafe_cast_ref(), &from_glib_borrow(caps)) {
Ok(()) => true,
Err(err) => {
@ -1145,15 +1085,12 @@ where
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
unsafe extern "C" fn aggregator_negotiate<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.negotiate(wrap.unsafe_cast_ref())
})
.to_glib()
@ -1164,15 +1101,12 @@ where
unsafe extern "C" fn aggregator_peek_next_sample<T: AggregatorImpl>(
ptr: *mut ffi::GstAggregator,
pad: *mut ffi::GstAggregatorPad,
) -> *mut gst::ffi::GstSample
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstSample {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Aggregator> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), None, {
gst::panic_to_error!(&wrap, &imp.panicked(), None, {
imp.peek_next_sample(wrap.unsafe_cast_ref(), &from_glib_borrow(pad))
})
.to_glib_full()

40
gstreamer-base/src/subclass/base_parse.rs
View file

@ -203,10 +203,7 @@ impl<T: BaseParseImpl> BaseParseImplExt for T {
}
}
unsafe impl<T: BaseParseImpl> IsSubclassable<T> for BaseParse
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: BaseParseImpl> IsSubclassable<T> for BaseParse {
fn class_init(klass: &mut glib::Class<Self>) {
<gst::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -224,15 +221,12 @@ where
unsafe extern "C" fn base_parse_start<T: BaseParseImpl>(
ptr: *mut ffi::GstBaseParse,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseParse> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.start(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -246,15 +240,12 @@ where
unsafe extern "C" fn base_parse_stop<T: BaseParseImpl>(
ptr: *mut ffi::GstBaseParse,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseParse> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -269,16 +260,13 @@ where
unsafe extern "C" fn base_parse_set_sink_caps<T: BaseParseImpl>(
ptr: *mut ffi::GstBaseParse,
caps: *mut gst::ffi::GstCaps,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseParse> = from_glib_borrow(ptr);
let caps: Borrowed<gst::Caps> = from_glib_borrow(caps);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.set_sink_caps(wrap.unsafe_cast_ref(), &caps) {
Ok(()) => true,
Err(err) => {
@ -294,16 +282,13 @@ unsafe extern "C" fn base_parse_handle_frame<T: BaseParseImpl>(
ptr: *mut ffi::GstBaseParse,
frame: *mut ffi::GstBaseParseFrame,
skipsize: *mut i32,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseParse> = from_glib_borrow(ptr);
let wrap_frame = BaseParseFrame::new(frame, &wrap);
let res = gst::panic_to_error!(&wrap, &instance.panicked(), Err(gst::FlowError::Error), {
let res = gst::panic_to_error!(&wrap, &imp.panicked(), Err(gst::FlowError::Error), {
imp.handle_frame(&wrap.unsafe_cast_ref(), wrap_frame)
});
@ -323,16 +308,13 @@ unsafe extern "C" fn base_parse_convert<T: BaseParseImpl>(
source_value: i64,
dest_format: gst::ffi::GstFormat,
dest_value: *mut i64,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseParse> = from_glib_borrow(ptr);
let source = gst::GenericFormattedValue::new(from_glib(source_format), source_value);
let res = gst::panic_to_error!(&wrap, &instance.panicked(), None, {
let res = gst::panic_to_error!(&wrap, &imp.panicked(), None, {
imp.convert(wrap.unsafe_cast_ref(), source, from_glib(dest_format))
});

96
gstreamer-base/src/subclass/base_sink.rs
View file

@ -400,10 +400,7 @@ impl<T: BaseSinkImpl> BaseSinkImplExt for T {
}
}
unsafe impl<T: BaseSinkImpl> IsSubclassable<T> for BaseSink
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: BaseSinkImpl> IsSubclassable<T> for BaseSink {
fn class_init(klass: &mut glib::Class<Self>) {
<gst::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -429,15 +426,12 @@ where
unsafe extern "C" fn base_sink_start<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.start(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -451,15 +445,12 @@ where
unsafe extern "C" fn base_sink_stop<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -474,16 +465,13 @@ where
unsafe extern "C" fn base_sink_render<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
buffer: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
let buffer = from_glib_borrow(buffer);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.render(wrap.unsafe_cast_ref(), &buffer).into()
})
.to_glib()
@ -492,16 +480,13 @@ where
unsafe extern "C" fn base_sink_prepare<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
buffer: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
let buffer = from_glib_borrow(buffer);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.prepare(wrap.unsafe_cast_ref(), &buffer).into()
})
.to_glib()
@ -510,16 +495,13 @@ where
unsafe extern "C" fn base_sink_render_list<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
list: *mut gst::ffi::GstBufferList,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
let list = from_glib_borrow(list);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.render_list(wrap.unsafe_cast_ref(), &list).into()
})
.to_glib()
@ -528,16 +510,13 @@ where
unsafe extern "C" fn base_sink_prepare_list<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
list: *mut gst::ffi::GstBufferList,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
let list = from_glib_borrow(list);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.prepare_list(wrap.unsafe_cast_ref(), &list).into()
})
.to_glib()
@ -546,16 +525,13 @@ where
unsafe extern "C" fn base_sink_query<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
query_ptr: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query_ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
BaseSinkImpl::query(imp, wrap.unsafe_cast_ref(), query)
})
.to_glib()
@ -564,15 +540,12 @@ where
unsafe extern "C" fn base_sink_event<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
event_ptr: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.event(wrap.unsafe_cast_ref(), from_glib_full(event_ptr))
})
.to_glib()
@ -581,16 +554,13 @@ where
unsafe extern "C" fn base_sink_get_caps<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
filter: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
let filter = Option::<gst::Caps>::from_glib_borrow(filter);
gst::panic_to_error!(&wrap, &instance.panicked(), None, {
gst::panic_to_error!(&wrap, &imp.panicked(), None, {
imp.get_caps(wrap.unsafe_cast_ref(), filter.as_ref().as_ref())
})
.map(|caps| caps.into_ptr())
@ -600,16 +570,13 @@ where
unsafe extern "C" fn base_sink_set_caps<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
caps: *mut gst::ffi::GstCaps,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
let caps = from_glib_borrow(caps);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.set_caps(wrap.unsafe_cast_ref(), &caps) {
Ok(()) => true,
Err(err) => {
@ -624,16 +591,13 @@ where
unsafe extern "C" fn base_sink_fixate<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
caps: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
let caps = from_glib_full(caps);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::Caps::new_empty(), {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::Caps::new_empty(), {
imp.fixate(wrap.unsafe_cast_ref(), caps)
})
.into_ptr()
@ -641,15 +605,12 @@ where
unsafe extern "C" fn base_sink_unlock<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.unlock(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -663,15 +624,12 @@ where
unsafe extern "C" fn base_sink_unlock_stop<T: BaseSinkImpl>(
ptr: *mut ffi::GstBaseSink,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSink> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.unlock_stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {

125
gstreamer-base/src/subclass/base_src.rs
View file

@ -580,10 +580,7 @@ impl<T: BaseSrcImpl> BaseSrcImplExt for T {
}
}
unsafe impl<T: BaseSrcImpl> IsSubclassable<T> for BaseSrc
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: BaseSrcImpl> IsSubclassable<T> for BaseSrc {
fn class_init(klass: &mut glib::Class<Self>) {
<gst::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -613,15 +610,12 @@ where
unsafe extern "C" fn base_src_start<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.start(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -633,15 +627,14 @@ where
.to_glib()
}
unsafe extern "C" fn base_src_stop<T: BaseSrcImpl>(ptr: *mut ffi::GstBaseSrc) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
unsafe extern "C" fn base_src_stop<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -655,15 +648,12 @@ where
unsafe extern "C" fn base_src_is_seekable<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.is_seekable(wrap.unsafe_cast_ref())
})
.to_glib()
@ -672,15 +662,12 @@ where
unsafe extern "C" fn base_src_get_size<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
size: *mut u64,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.get_size(wrap.unsafe_cast_ref()) {
Some(s) => {
*size = s;
@ -697,9 +684,7 @@ unsafe extern "C" fn base_src_get_times<T: BaseSrcImpl>(
buffer: *mut gst::ffi::GstBuffer,
start: *mut gst::ffi::GstClockTime,
stop: *mut gst::ffi::GstClockTime,
) where
T::Instance: PanicPoison,
{
) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
@ -708,7 +693,7 @@ unsafe extern "C" fn base_src_get_times<T: BaseSrcImpl>(
*start = gst::ffi::GST_CLOCK_TIME_NONE;
*stop = gst::ffi::GST_CLOCK_TIME_NONE;
gst::panic_to_error!(&wrap, &instance.panicked(), (), {
gst::panic_to_error!(&wrap, &imp.panicked(), (), {
let (start_, stop_) = imp.get_times(wrap.unsafe_cast_ref(), buffer);
*start = start_.to_glib();
*stop = stop_.to_glib();
@ -720,16 +705,13 @@ unsafe extern "C" fn base_src_fill<T: BaseSrcImpl>(
offset: u64,
length: u32,
buffer: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
let buffer = gst::BufferRef::from_mut_ptr(buffer);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.fill(wrap.unsafe_cast_ref(), offset, length, buffer)
.into()
})
@ -741,10 +723,7 @@ unsafe extern "C" fn base_src_alloc<T: BaseSrcImpl>(
offset: u64,
length: u32,
buffer_ptr: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
@ -752,7 +731,7 @@ where
// https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys/issues/3
let buffer_ptr = buffer_ptr as *mut *mut gst::ffi::GstBuffer;
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match imp.alloc(wrap.unsafe_cast_ref(), offset, length) {
Ok(buffer) => {
*buffer_ptr = buffer.into_ptr();
@ -769,10 +748,7 @@ unsafe extern "C" fn base_src_create<T: BaseSrcImpl>(
offset: u64,
length: u32,
buffer_ptr: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
@ -786,7 +762,7 @@ where
Some(gst::BufferRef::from_mut_ptr(*buffer_ptr))
};
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match imp.create(
wrap.unsafe_cast_ref(),
offset,
@ -856,15 +832,12 @@ where
unsafe extern "C" fn base_src_do_seek<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
segment: *mut gst::ffi::GstSegment,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
let mut s = from_glib_none(segment);
let res = imp.do_seek(wrap.unsafe_cast_ref(), &mut s);
ptr::write(segment, *(s.to_glib_none().0));
@ -877,16 +850,13 @@ where
unsafe extern "C" fn base_src_query<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
query_ptr: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query_ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
BaseSrcImpl::query(imp, wrap.unsafe_cast_ref(), query)
})
.to_glib()
@ -895,15 +865,12 @@ where
unsafe extern "C" fn base_src_event<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
event_ptr: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.event(wrap.unsafe_cast_ref(), &from_glib_borrow(event_ptr))
})
.to_glib()
@ -912,16 +879,13 @@ where
unsafe extern "C" fn base_src_get_caps<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
filter: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
let filter = Option::<gst::Caps>::from_glib_borrow(filter);
gst::panic_to_error!(&wrap, &instance.panicked(), None, {
gst::panic_to_error!(&wrap, &imp.panicked(), None, {
imp.get_caps(wrap.unsafe_cast_ref(), filter.as_ref().as_ref())
})
.map(|caps| caps.into_ptr())
@ -930,15 +894,12 @@ where
unsafe extern "C" fn base_src_negotiate<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.negotiate(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -953,16 +914,13 @@ where
unsafe extern "C" fn base_src_set_caps<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
caps: *mut gst::ffi::GstCaps,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
let caps = from_glib_borrow(caps);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.set_caps(wrap.unsafe_cast_ref(), &caps) {
Ok(()) => true,
Err(err) => {
@ -977,16 +935,13 @@ where
unsafe extern "C" fn base_src_fixate<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
caps: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
let caps = from_glib_full(caps);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::Caps::new_empty(), {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::Caps::new_empty(), {
imp.fixate(wrap.unsafe_cast_ref(), caps)
})
.into_ptr()
@ -994,15 +949,12 @@ where
unsafe extern "C" fn base_src_unlock<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.unlock(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -1016,15 +968,12 @@ where
unsafe extern "C" fn base_src_unlock_stop<T: BaseSrcImpl>(
ptr: *mut ffi::GstBaseSrc,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseSrc> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.unlock_stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {

137
gstreamer-base/src/subclass/base_transform.rs
View file

@ -834,10 +834,7 @@ impl<T: BaseTransformImpl> BaseTransformImplExt for T {
}
}
unsafe impl<T: BaseTransformImpl> IsSubclassable<T> for BaseTransform
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: BaseTransformImpl> IsSubclassable<T> for BaseTransform {
fn class_init(klass: &mut glib::Class<Self>) {
<gst::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -898,15 +895,12 @@ pub enum PrepareOutputBufferSuccess {
unsafe extern "C" fn base_transform_start<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.start(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -920,15 +914,12 @@ where
unsafe extern "C" fn base_transform_stop<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -945,15 +936,12 @@ unsafe extern "C" fn base_transform_transform_caps<T: BaseTransformImpl>(
direction: gst::ffi::GstPadDirection,
caps: *mut gst::ffi::GstCaps,
filter: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), None, {
gst::panic_to_error!(&wrap, &imp.panicked(), None, {
let filter: Borrowed<Option<gst::Caps>> = from_glib_borrow(filter);
imp.transform_caps(
@ -972,15 +960,12 @@ unsafe extern "C" fn base_transform_fixate_caps<T: BaseTransformImpl>(
direction: gst::ffi::GstPadDirection,
caps: *mut gst::ffi::GstCaps,
othercaps: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::Caps::new_empty(), {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::Caps::new_empty(), {
imp.fixate_caps(
wrap.unsafe_cast_ref(),
from_glib(direction),
@ -995,15 +980,12 @@ unsafe extern "C" fn base_transform_set_caps<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
incaps: *mut gst::ffi::GstCaps,
outcaps: *mut gst::ffi::GstCaps,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.set_caps(
wrap.unsafe_cast_ref(),
&from_glib_borrow(incaps),
@ -1023,15 +1005,12 @@ unsafe extern "C" fn base_transform_accept_caps<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
direction: gst::ffi::GstPadDirection,
caps: *mut gst::ffi::GstCaps,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.accept_caps(
wrap.unsafe_cast_ref(),
from_glib(direction),
@ -1045,15 +1024,12 @@ unsafe extern "C" fn base_transform_query<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
direction: gst::ffi::GstPadDirection,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
BaseTransformImpl::query(
imp,
wrap.unsafe_cast_ref(),
@ -1071,15 +1047,12 @@ unsafe extern "C" fn base_transform_transform_size<T: BaseTransformImpl>(
size: usize,
othercaps: *mut gst::ffi::GstCaps,
othersize: *mut usize,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.transform_size(
wrap.unsafe_cast_ref(),
from_glib(direction),
@ -1101,15 +1074,12 @@ unsafe extern "C" fn base_transform_get_unit_size<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
caps: *mut gst::ffi::GstCaps,
size: *mut usize,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.get_unit_size(wrap.unsafe_cast_ref(), &from_glib_borrow(caps)) {
Some(s) => {
*size = s;
@ -1125,10 +1095,7 @@ unsafe extern "C" fn base_transform_prepare_output_buffer<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
inbuf: *mut gst::ffi::GstBuffer,
outbuf: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
@ -1136,7 +1103,7 @@ where
// FIXME: Wrong signature in FFI
let outbuf = outbuf as *mut *mut gst::ffi::GstBuffer;
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match imp.prepare_output_buffer(wrap.unsafe_cast_ref(), gst::BufferRef::from_ptr(inbuf)) {
Ok(PrepareOutputBufferSuccess::InputBuffer) => {
*outbuf = inbuf;
@ -1155,15 +1122,12 @@ where
unsafe extern "C" fn base_transform_sink_event<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -1172,15 +1136,12 @@ where
unsafe extern "C" fn base_transform_src_event<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -1190,15 +1151,12 @@ unsafe extern "C" fn base_transform_transform<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
inbuf: *mut gst::ffi::GstBuffer,
outbuf: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.transform(
wrap.unsafe_cast_ref(),
&from_glib_borrow(inbuf),
@ -1212,10 +1170,7 @@ where
unsafe extern "C" fn base_transform_transform_ip<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
buf: *mut *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
@ -1223,7 +1178,7 @@ where
// FIXME: Wrong signature in FFI
let buf = buf as *mut gst::ffi::GstBuffer;
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
if from_glib(ffi::gst_base_transform_is_passthrough(ptr)) {
imp.transform_ip_passthrough(wrap.unsafe_cast_ref(), &from_glib_borrow(buf))
.into()
@ -1240,17 +1195,14 @@ unsafe extern "C" fn base_transform_transform_meta<T: BaseTransformImpl>(
outbuf: *mut gst::ffi::GstBuffer,
meta: *mut gst::ffi::GstMeta,
inbuf: *mut gst::ffi::GstBuffer,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
let inbuf = gst::BufferRef::from_ptr(inbuf);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.transform_meta(
wrap.unsafe_cast_ref(),
gst::BufferRef::from_mut_ptr(outbuf),
@ -1265,10 +1217,7 @@ unsafe extern "C" fn base_transform_copy_metadata<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
inbuf: *mut gst::ffi::GstBuffer,
outbuf: *mut gst::ffi::GstBuffer,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
@ -1283,7 +1232,7 @@ where
return glib::ffi::GFALSE;
}
gst::panic_to_error!(&wrap, &instance.panicked(), true, {
gst::panic_to_error!(&wrap, &imp.panicked(), true, {
match imp.copy_metadata(
wrap.unsafe_cast_ref(),
gst::BufferRef::from_ptr(inbuf),
@ -1302,14 +1251,12 @@ where
unsafe extern "C" fn base_transform_before_transform<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
inbuf: *mut gst::ffi::GstBuffer,
) where
T::Instance: PanicPoison,
{
) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), (), {
gst::panic_to_error!(&wrap, &imp.panicked(), (), {
imp.before_transform(wrap.unsafe_cast_ref(), gst::BufferRef::from_ptr(inbuf));
})
}
@ -1318,15 +1265,12 @@ unsafe extern "C" fn base_transform_submit_input_buffer<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
is_discont: glib::ffi::gboolean,
buf: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.submit_input_buffer(
wrap.unsafe_cast_ref(),
from_glib(is_discont),
@ -1340,17 +1284,14 @@ where
unsafe extern "C" fn base_transform_generate_output<T: BaseTransformImpl>(
ptr: *mut ffi::GstBaseTransform,
buf: *mut *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<BaseTransform> = from_glib_borrow(ptr);
*buf = ptr::null_mut();
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match imp.generate_output(wrap.unsafe_cast_ref()) {
Ok(GenerateOutputSuccess::Dropped) => crate::BASE_TRANSFORM_FLOW_DROPPED.into(),
Ok(GenerateOutputSuccess::NoOutput) => gst::FlowReturn::Ok,

28
gstreamer-base/src/subclass/push_src.rs
View file

@ -4,8 +4,6 @@ use glib::prelude::*;
use glib::subclass::prelude::*;
use glib::translate::*;
use gst::subclass::prelude::*;
use std::ptr;
use super::base_src::BaseSrcImpl;
@ -110,10 +108,7 @@ impl<T: PushSrcImpl> PushSrcImplExt for T {
}
}
unsafe impl<T: PushSrcImpl> IsSubclassable<T> for PushSrc
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: PushSrcImpl> IsSubclassable<T> for PushSrc {
fn class_init(klass: &mut glib::Class<Self>) {
<crate::BaseSrc as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -130,16 +125,13 @@ where
unsafe extern "C" fn push_src_fill<T: PushSrcImpl>(
ptr: *mut ffi::GstPushSrc,
buffer: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<PushSrc> = from_glib_borrow(ptr);
let buffer = gst::BufferRef::from_mut_ptr(buffer);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
PushSrcImpl::fill(imp, wrap.unsafe_cast_ref(), buffer).into()
})
.to_glib()
@ -148,10 +140,7 @@ where
unsafe extern "C" fn push_src_alloc<T: PushSrcImpl>(
ptr: *mut ffi::GstPushSrc,
buffer_ptr: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<PushSrc> = from_glib_borrow(ptr);
@ -159,7 +148,7 @@ where
// https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys/issues/3
let buffer_ptr = buffer_ptr as *mut *mut gst::ffi::GstBuffer;
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match PushSrcImpl::alloc(imp, wrap.unsafe_cast_ref()) {
Ok(buffer) => {
*buffer_ptr = buffer.into_ptr();
@ -174,10 +163,7 @@ where
unsafe extern "C" fn push_src_create<T: PushSrcImpl>(
ptr: *mut ffi::GstPushSrc,
buffer_ptr: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<PushSrc> = from_glib_borrow(ptr);
@ -185,7 +171,7 @@ where
// https://gitlab.freedesktop.org/gstreamer/gstreamer-rs-sys/issues/3
let buffer_ptr = buffer_ptr as *mut *mut gst::ffi::GstBuffer;
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
match PushSrcImpl::create(imp, wrap.unsafe_cast_ref()) {
Ok(buffer) => {
*buffer_ptr = buffer.into_ptr();

131
gstreamer-video/src/subclass/video_decoder.rs
View file

@ -532,10 +532,7 @@ impl<T: VideoDecoderImpl> VideoDecoderImplExt for T {
}
}
unsafe impl<T: VideoDecoderImpl> IsSubclassable<T> for VideoDecoder
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: VideoDecoderImpl> IsSubclassable<T> for VideoDecoder {
fn class_init(klass: &mut glib::Class<Self>) {
<gst::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -566,15 +563,12 @@ where
unsafe extern "C" fn video_decoder_open<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.open(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -588,15 +582,12 @@ where
unsafe extern "C" fn video_decoder_close<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.close(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -610,15 +601,12 @@ where
unsafe extern "C" fn video_decoder_start<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.start(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -632,15 +620,12 @@ where
unsafe extern "C" fn video_decoder_stop<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -654,15 +639,12 @@ where
unsafe extern "C" fn video_decoder_finish<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.finish(wrap.unsafe_cast_ref()).into()
})
.to_glib()
@ -670,15 +652,12 @@ where
unsafe extern "C" fn video_decoder_drain<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.drain(wrap.unsafe_cast_ref()).into()
})
.to_glib()
@ -687,17 +666,14 @@ where
unsafe extern "C" fn video_decoder_set_format<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
state: *mut ffi::GstVideoCodecState,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
ffi::gst_video_codec_state_ref(state);
let wrap_state = VideoCodecState::<Readable>::new(state);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.set_format(wrap.unsafe_cast_ref(), &wrap_state) {
Ok(()) => true,
Err(err) => {
@ -714,10 +690,7 @@ unsafe extern "C" fn video_decoder_parse<T: VideoDecoderImpl>(
frame: *mut ffi::GstVideoCodecFrame,
adapter: *mut gst_base::ffi::GstAdapter,
at_eos: glib::ffi::gboolean,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
@ -726,7 +699,7 @@ where
let wrap_adapter: Borrowed<gst_base::Adapter> = from_glib_borrow(adapter);
let at_eos: bool = from_glib(at_eos);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.parse(wrap.unsafe_cast_ref(), &wrap_frame, &wrap_adapter, at_eos)
.into()
})
@ -736,16 +709,13 @@ where
unsafe extern "C" fn video_decoder_handle_frame<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
frame: *mut ffi::GstVideoCodecFrame,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
let wrap_frame = VideoCodecFrame::new(frame, &*wrap);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.handle_frame(wrap.unsafe_cast_ref(), wrap_frame).into()
})
.to_glib()
@ -753,15 +723,12 @@ where
unsafe extern "C" fn video_decoder_flush<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
VideoDecoderImpl::flush(imp, wrap.unsafe_cast_ref())
})
.to_glib()
@ -769,15 +736,12 @@ where
unsafe extern "C" fn video_decoder_negotiate<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.negotiate(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -792,15 +756,12 @@ where
unsafe extern "C" fn video_decoder_getcaps<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
filter: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::Caps::new_empty(), {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::Caps::new_empty(), {
VideoDecoderImpl::get_caps(
imp,
wrap.unsafe_cast_ref(),
@ -815,15 +776,12 @@ where
unsafe extern "C" fn video_decoder_sink_event<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -832,15 +790,12 @@ where
unsafe extern "C" fn video_decoder_sink_query<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_query(wrap.unsafe_cast_ref(), gst::QueryRef::from_mut_ptr(query))
})
.to_glib()
@ -849,15 +804,12 @@ where
unsafe extern "C" fn video_decoder_src_event<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -866,15 +818,12 @@ where
unsafe extern "C" fn video_decoder_src_query<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_query(wrap.unsafe_cast_ref(), gst::QueryRef::from_mut_ptr(query))
})
.to_glib()
@ -883,16 +832,13 @@ where
unsafe extern "C" fn video_decoder_propose_allocation<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.propose_allocation(wrap.unsafe_cast_ref(), query) {
Ok(()) => true,
Err(err) => {
@ -907,16 +853,13 @@ where
unsafe extern "C" fn video_decoder_decide_allocation<T: VideoDecoderImpl>(
ptr: *mut ffi::GstVideoDecoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoDecoder> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.decide_allocation(wrap.unsafe_cast_ref(), query) {
Ok(()) => true,
Err(err) => {

117
gstreamer-video/src/subclass/video_encoder.rs
View file

@ -466,10 +466,7 @@ impl<T: VideoEncoderImpl> VideoEncoderImplExt for T {
}
}
unsafe impl<T: VideoEncoderImpl> IsSubclassable<T> for VideoEncoder
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: VideoEncoderImpl> IsSubclassable<T> for VideoEncoder {
fn class_init(klass: &mut glib::Class<Self>) {
<gst::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -498,15 +495,12 @@ where
unsafe extern "C" fn video_encoder_open<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.open(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -520,15 +514,12 @@ where
unsafe extern "C" fn video_encoder_close<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.close(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -542,15 +533,12 @@ where
unsafe extern "C" fn video_encoder_start<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.start(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -564,15 +552,12 @@ where
unsafe extern "C" fn video_encoder_stop<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.stop(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -586,15 +571,12 @@ where
unsafe extern "C" fn video_encoder_finish<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.finish(wrap.unsafe_cast_ref()).into()
})
.to_glib()
@ -603,17 +585,14 @@ where
unsafe extern "C" fn video_encoder_set_format<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
state: *mut ffi::GstVideoCodecState,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
ffi::gst_video_codec_state_ref(state);
let wrap_state = VideoCodecState::<Readable>::new(state);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.set_format(wrap.unsafe_cast_ref(), &wrap_state) {
Ok(()) => true,
Err(err) => {
@ -628,16 +607,13 @@ where
unsafe extern "C" fn video_encoder_handle_frame<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
frame: *mut ffi::GstVideoCodecFrame,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
let wrap_frame = VideoCodecFrame::new(frame, &*wrap);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.handle_frame(wrap.unsafe_cast_ref(), wrap_frame).into()
})
.to_glib()
@ -645,15 +621,12 @@ where
unsafe extern "C" fn video_encoder_flush<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
VideoEncoderImpl::flush(imp, wrap.unsafe_cast_ref())
})
.to_glib()
@ -661,15 +634,12 @@ where
unsafe extern "C" fn video_encoder_negotiate<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.negotiate(wrap.unsafe_cast_ref()) {
Ok(()) => true,
Err(err) => {
@ -684,15 +654,12 @@ where
unsafe extern "C" fn video_encoder_getcaps<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
filter: *mut gst::ffi::GstCaps,
) -> *mut gst::ffi::GstCaps
where
T::Instance: PanicPoison,
{
) -> *mut gst::ffi::GstCaps {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::Caps::new_empty(), {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::Caps::new_empty(), {
VideoEncoderImpl::get_caps(
imp,
wrap.unsafe_cast_ref(),
@ -707,15 +674,12 @@ where
unsafe extern "C" fn video_encoder_sink_event<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -724,15 +688,12 @@ where
unsafe extern "C" fn video_encoder_sink_query<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.sink_query(wrap.unsafe_cast_ref(), gst::QueryRef::from_mut_ptr(query))
})
.to_glib()
@ -741,15 +702,12 @@ where
unsafe extern "C" fn video_encoder_src_event<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
event: *mut gst::ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -758,15 +716,12 @@ where
unsafe extern "C" fn video_encoder_src_query<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
imp.src_query(wrap.unsafe_cast_ref(), gst::QueryRef::from_mut_ptr(query))
})
.to_glib()
@ -775,16 +730,13 @@ where
unsafe extern "C" fn video_encoder_propose_allocation<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.propose_allocation(wrap.unsafe_cast_ref(), query) {
Ok(()) => true,
Err(err) => {
@ -799,16 +751,13 @@ where
unsafe extern "C" fn video_encoder_decide_allocation<T: VideoEncoderImpl>(
ptr: *mut ffi::GstVideoEncoder,
query: *mut gst::ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoEncoder> = from_glib_borrow(ptr);
let query = gst::QueryRef::from_mut_ptr(query);
gst::panic_to_error!(&wrap, &instance.panicked(), false, {
gst::panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.decide_allocation(wrap.unsafe_cast_ref(), query) {
Ok(()) => true,
Err(err) => {

12
gstreamer-video/src/subclass/video_sink.rs
View file

@ -50,10 +50,7 @@ impl<T: VideoSinkImpl> VideoSinkImplExt for T {
}
}
unsafe impl<T: VideoSinkImpl> IsSubclassable<T> for VideoSink
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: VideoSinkImpl> IsSubclassable<T> for VideoSink {
fn class_init(klass: &mut glib::Class<Self>) {
<gst_base::BaseSink as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -68,16 +65,13 @@ where
unsafe extern "C" fn video_sink_show_frame<T: VideoSinkImpl>(
ptr: *mut ffi::GstVideoSink,
buffer: *mut gst::ffi::GstBuffer,
) -> gst::ffi::GstFlowReturn
where
T::Instance: PanicPoison,
{
) -> gst::ffi::GstFlowReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<VideoSink> = from_glib_borrow(ptr);
let buffer = from_glib_borrow(buffer);
gst::panic_to_error!(&wrap, &instance.panicked(), gst::FlowReturn::Error, {
gst::panic_to_error!(&wrap, &imp.panicked(), gst::FlowReturn::Error, {
imp.show_frame(wrap.unsafe_cast_ref(), &buffer).into()
})
.to_glib()

25
gstreamer/src/subclass/bin.rs
View file

@ -98,10 +98,7 @@ impl<T: BinImpl> BinImplExt for T {
}
}
unsafe impl<T: BinImpl> IsSubclassable<T> for Bin
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: BinImpl> IsSubclassable<T> for Bin {
fn class_init(klass: &mut glib::Class<Self>) {
<crate::Element as IsSubclassable<T>>::class_init(klass);
let klass = klass.as_mut();
@ -118,15 +115,12 @@ where
unsafe extern "C" fn bin_add_element<T: BinImpl>(
ptr: *mut ffi::GstBin,
element: *mut ffi::GstElement,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Bin> = from_glib_borrow(ptr);
panic_to_error!(&wrap, &instance.panicked(), false, {
panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.add_element(wrap.unsafe_cast_ref(), &from_glib_none(element)) {
Ok(()) => true,
Err(err) => {
@ -141,10 +135,7 @@ where
unsafe extern "C" fn bin_remove_element<T: BinImpl>(
ptr: *mut ffi::GstBin,
element: *mut ffi::GstElement,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Bin> = from_glib_borrow(ptr);
@ -158,7 +149,7 @@ where
return glib::ffi::GFALSE;
}
panic_to_error!(&wrap, &instance.panicked(), false, {
panic_to_error!(&wrap, &imp.panicked(), false, {
match imp.remove_element(wrap.unsafe_cast_ref(), &from_glib_none(element)) {
Ok(()) => true,
Err(err) => {
@ -173,14 +164,12 @@ where
unsafe extern "C" fn bin_handle_message<T: BinImpl>(
ptr: *mut ffi::GstBin,
message: *mut ffi::GstMessage,
) where
T::Instance: PanicPoison,
{
) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Bin> = from_glib_borrow(ptr);
panic_to_error!(&wrap, &instance.panicked(), (), {
panic_to_error!(&wrap, &imp.panicked(), (), {
imp.handle_message(wrap.unsafe_cast_ref(), from_glib_full(message))
});
}

89
gstreamer/src/subclass/element.rs
View file

@ -1,6 +1,5 @@
// Take a look at the license at the top of the repository in the LICENSE file.
use super::prelude::*;
use crate::prelude::*;
use glib::subclass::prelude::*;
use glib::translate::*;
@ -14,6 +13,8 @@ use crate::StateChangeError;
use crate::StateChangeReturn;
use crate::StateChangeSuccess;
use std::sync::atomic;
#[derive(Debug, Clone)]
pub struct ElementMetadata {
long_name: String,
@ -140,6 +141,8 @@ pub trait ElementImplExt: ObjectSubclass {
fn parent_post_message(&self, element: &Self::Type, msg: crate::Message) -> bool;
fn panicked(&self) -> &atomic::AtomicBool;
fn catch_panic<R, F: FnOnce(&Self) -> R, G: FnOnce() -> R, P: IsA<Element>>(
&self,
element: &P,
@ -154,10 +157,7 @@ pub trait ElementImplExt: ObjectSubclass {
) -> R;
}
impl<T: ElementImpl> ElementImplExt for T
where
T::Instance: PanicPoison,
{
impl<T: ElementImpl> ElementImplExt for T {
fn parent_change_state(
&self,
element: &Self::Type,
@ -316,6 +316,11 @@ where
}
}
fn panicked(&self) -> &atomic::AtomicBool {
self.get_instance_data::<atomic::AtomicBool>(crate::Element::static_type())
.expect("instance not initialized correctly")
}
fn catch_panic<R, F: FnOnce(&Self) -> R, G: FnOnce() -> R, P: IsA<Element>>(
&self,
element: &P,
@ -328,7 +333,7 @@ where
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
panic_to_error!(element, &instance.panicked(), fallback(), { f(&imp) })
panic_to_error!(element, &imp.panicked(), fallback(), { f(&imp) })
}
}
@ -344,17 +349,14 @@ where
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
panic_to_error!(wrap, &instance.panicked(), fallback(), {
panic_to_error!(wrap, &imp.panicked(), fallback(), {
f(&imp, wrap.unsafe_cast_ref())
})
}
}
}
unsafe impl<T: ElementImpl> IsSubclassable<T> for Element
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: ElementImpl> IsSubclassable<T> for Element {
fn class_init(klass: &mut glib::Class<Self>) {
<glib::Object as IsSubclassable<T>>::class_init(klass);
@ -396,16 +398,18 @@ where
fn instance_init(instance: &mut glib::subclass::InitializingObject<T>) {
<glib::Object as IsSubclassable<T>>::instance_init(instance);
instance.set_instance_data(
crate::Element::static_type(),
atomic::AtomicBool::new(false),
);
}
}
unsafe extern "C" fn element_change_state<T: ElementImpl>(
ptr: *mut ffi::GstElement,
transition: ffi::GstStateChange,
) -> ffi::GstStateChangeReturn
where
T::Instance: PanicPoison,
{
) -> ffi::GstStateChangeReturn {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Element> = from_glib_borrow(ptr);
@ -420,7 +424,7 @@ where
_ => StateChangeReturn::Failure,
};
panic_to_error!(&wrap, &instance.panicked(), fallback, {
panic_to_error!(&wrap, &imp.panicked(), fallback, {
imp.change_state(wrap.unsafe_cast_ref(), transition).into()
})
.to_glib()
@ -431,10 +435,7 @@ unsafe extern "C" fn element_request_new_pad<T: ElementImpl>(
templ: *mut ffi::GstPadTemplate,
name: *const libc::c_char,
caps: *const ffi::GstCaps,
) -> *mut ffi::GstPad
where
T::Instance: PanicPoison,
{
) -> *mut ffi::GstPad {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Element> = from_glib_borrow(ptr);
@ -443,7 +444,7 @@ where
// XXX: This is effectively unsafe but the best we can do
// See https://bugzilla.gnome.org/show_bug.cgi?id=791193
let pad = panic_to_error!(&wrap, &instance.panicked(), None, {
let pad = panic_to_error!(&wrap, &imp.panicked(), None, {
imp.request_new_pad(
wrap.unsafe_cast_ref(),
&from_glib_borrow(templ),
@ -468,9 +469,7 @@ where
unsafe extern "C" fn element_release_pad<T: ElementImpl>(
ptr: *mut ffi::GstElement,
pad: *mut ffi::GstPad,
) where
T::Instance: PanicPoison,
{
) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Element> = from_glib_borrow(ptr);
@ -483,7 +482,7 @@ unsafe extern "C" fn element_release_pad<T: ElementImpl>(
return;
}
panic_to_error!(&wrap, &instance.panicked(), (), {
panic_to_error!(&wrap, &imp.panicked(), (), {
imp.release_pad(wrap.unsafe_cast_ref(), &from_glib_none(pad))
})
}
@ -491,15 +490,12 @@ unsafe extern "C" fn element_release_pad<T: ElementImpl>(
unsafe extern "C" fn element_send_event<T: ElementImpl>(
ptr: *mut ffi::GstElement,
event: *mut ffi::GstEvent,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Element> = from_glib_borrow(ptr);
panic_to_error!(&wrap, &instance.panicked(), false, {
panic_to_error!(&wrap, &imp.panicked(), false, {
imp.send_event(wrap.unsafe_cast_ref(), from_glib_full(event))
})
.to_glib()
@ -508,16 +504,13 @@ where
unsafe extern "C" fn element_query<T: ElementImpl>(
ptr: *mut ffi::GstElement,
query: *mut ffi::GstQuery,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Element> = from_glib_borrow(ptr);
let query = QueryRef::from_mut_ptr(query);
panic_to_error!(&wrap, &instance.panicked(), false, {
panic_to_error!(&wrap, &imp.panicked(), false, {
imp.query(wrap.unsafe_cast_ref(), query)
})
.to_glib()
@ -526,14 +519,12 @@ where
unsafe extern "C" fn element_set_context<T: ElementImpl>(
ptr: *mut ffi::GstElement,
context: *mut ffi::GstContext,
) where
T::Instance: PanicPoison,
{
) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Element> = from_glib_borrow(ptr);
panic_to_error!(&wrap, &instance.panicked(), (), {
panic_to_error!(&wrap, &imp.panicked(), (), {
imp.set_context(wrap.unsafe_cast_ref(), &from_glib_borrow(context))
})
}
@ -541,17 +532,14 @@ unsafe extern "C" fn element_set_context<T: ElementImpl>(
unsafe extern "C" fn element_set_clock<T: ElementImpl>(
ptr: *mut ffi::GstElement,
clock: *mut ffi::GstClock,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Element> = from_glib_borrow(ptr);
let clock = Option::<crate::Clock>::from_glib_borrow(clock);
panic_to_error!(&wrap, &instance.panicked(), false, {
panic_to_error!(&wrap, &imp.panicked(), false, {
imp.set_clock(wrap.unsafe_cast_ref(), clock.as_ref().as_ref())
})
.to_glib()
@ -559,15 +547,12 @@ where
unsafe extern "C" fn element_provide_clock<T: ElementImpl>(
ptr: *mut ffi::GstElement,
) -> *mut ffi::GstClock
where
T::Instance: PanicPoison,
{
) -> *mut ffi::GstClock {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Element> = from_glib_borrow(ptr);
panic_to_error!(&wrap, &instance.panicked(), None, {
panic_to_error!(&wrap, &imp.panicked(), None, {
imp.provide_clock(wrap.unsafe_cast_ref())
})
.to_glib_full()
@ -576,10 +561,7 @@ where
unsafe extern "C" fn element_post_message<T: ElementImpl>(
ptr: *mut ffi::GstElement,
msg: *mut ffi::GstMessage,
) -> glib::ffi::gboolean
where
T::Instance: PanicPoison,
{
) -> glib::ffi::gboolean {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.get_impl();
let wrap: Borrowed<Element> = from_glib_borrow(ptr);
@ -660,7 +642,6 @@ mod tests {
const NAME: &'static str = "TestElement";
type Type = super::TestElement;
type ParentType = Element;
type Instance = crate::subclass::ElementInstanceStruct<Self>;
fn with_class(klass: &Self::Class) -> Self {
let templ = klass.get_pad_template("sink").unwrap();

24
gstreamer/src/subclass/mod.rs
View file

@ -55,28 +55,4 @@ pub mod prelude {
pub use super::system_clock::SystemClockImpl;
pub use super::tag_setter::TagSetterImpl;
pub use super::uri_handler::URIHandlerImpl;
pub use super::PanicPoison;
}
use self::prelude::*;
use std::sync::atomic::AtomicBool;
#[repr(C)]
pub struct ElementInstanceStruct<T: ObjectSubclass> {
parent: <T::ParentType as glib::object::ObjectType>::GlibType,
panicked: AtomicBool,
}
unsafe impl<T: ObjectSubclass> InstanceStruct for ElementInstanceStruct<T> {
type Type = T;
}
pub trait PanicPoison {
fn panicked(&self) -> &AtomicBool;
}
impl<T: ObjectSubclass> PanicPoison for ElementInstanceStruct<T> {
fn panicked(&self) -> &AtomicBool {
&self.panicked
}
}

5
gstreamer/src/subclass/pipeline.rs
View file

@ -7,10 +7,7 @@ use crate::Pipeline;
pub trait PipelineImpl: BinImpl {}
unsafe impl<T: PipelineImpl> IsSubclassable<T> for Pipeline
where
<T as ObjectSubclass>::Instance: PanicPoison,
{
unsafe impl<T: PipelineImpl> IsSubclassable<T> for Pipeline {
fn class_init(klass: &mut glib::Class<Self>) {
<crate::Bin as IsSubclassable<T>>::class_init(klass);
let _klass = klass.as_mut();