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fallbacksrc: Fix for imagefreeze framerate setup

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Put imagefreeze before capsfilter so that user specified framerate
for fallback image can be applied as expected
This commit is contained in:
Seungha Yang 2022-10-20 01:58:53 +09:00
parent 1db66e5a3b
commit fec404f87a
1 changed files with 17 additions and 36 deletions
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53
utils/fallbackswitch/src/fallbacksrc/imp.rs
View file

@ -135,8 +135,6 @@ struct StreamBranch {
source_srcpad_block: Option<Block>,
// other elements in the source bin before the ghostpad
// imagefreeze before the clocksync if this is a stillframe stream
imagefreeze: Option<gst::Element>,
clocksync: gst::Element,
converters: gst::Element,
queue: gst::Element,
@ -1368,9 +1366,6 @@ impl FallbackSrc {
element.remove(&branch.queue).unwrap();
element.remove(&branch.converters).unwrap();
element.remove(&branch.clocksync).unwrap();
if let Some(ref imagefreeze) = branch.imagefreeze {
element.remove(imagefreeze).unwrap();
}
if branch.switch_pad.parent().as_ref() == Some(stream.switch.upcast_ref()) {
stream.switch.release_request_pad(&branch.switch_pad);
}
@ -1715,14 +1710,27 @@ impl FallbackSrc {
.build()
.expect("No capsfilter found");
let imagefreeze = if is_image {
gst::ElementFactory::make("imagefreeze")
.property("is-live", true)
.build()
.expect("no imagefreeze found")
} else {
gst::ElementFactory::make("identity")
.name("video_identity")
.build()
.expect("No identity found")
};
if fallback_source {
capsfilter.set_property("caps", filter_caps);
}
bin.add_many(&[&videoconvert, &videoscale, &capsfilter])
bin.add_many(&[&videoconvert, &videoscale, &imagefreeze, &capsfilter])
.unwrap();
gst::Element::link_many(&[&videoconvert, &videoscale, &capsfilter]).unwrap();
gst::Element::link_many(&[&videoconvert, &videoscale, &imagefreeze, &capsfilter])
.unwrap();
let ghostpad =
gst::GhostPad::with_target(Some("sink"), &videoconvert.static_pad("sink").unwrap())
@ -1815,27 +1823,7 @@ impl FallbackSrc {
)
})?;
let imagefreeze = if is_image {
gst::debug!(CAT, imp: self, "Image stream, inserting imagefreeze");
let imagefreeze = gst::ElementFactory::make("imagefreeze")
.property("is-live", true)
.build()
.expect("no imagefreeze found");
source.source.add(&imagefreeze).unwrap();
if imagefreeze.sync_state_with_parent().is_err() {
gst::error!(CAT, imp: self, "imagefreeze failed to change state",);
return Err(gst::error_msg!(
gst::CoreError::StateChange,
["Failed to change imagefreeze state"]
));
}
gst::Element::link_many(&[&converters, &imagefreeze, &queue, &clocksync]).unwrap();
Some(imagefreeze)
} else {
gst::Element::link_many(&[&converters, &queue, &clocksync]).unwrap();
None
};
gst::Element::link_many(&[&converters, &queue, &clocksync]).unwrap();
let ghostpad =
gst::GhostPad::with_target(Some(type_), &clocksync.static_pad("src").unwrap()).unwrap();
@ -1940,7 +1928,6 @@ impl FallbackSrc {
*branch_storage = Some(StreamBranch {
source_srcpad: pad.clone(),
source_srcpad_block,
imagefreeze,
clocksync,
converters,
queue,
@ -2455,7 +2442,7 @@ impl FallbackSrc {
Some(state) => state,
};
let (mut branch, is_video, source, switch) = match &mut *state {
let (branch, is_video, source, switch) = match &mut *state {
State {
audio_stream:
Some(Stream {
@ -2527,12 +2514,6 @@ impl FallbackSrc {
let _ = branch.clocksync.set_state(gst::State::Null);
source.source.remove(&branch.clocksync).unwrap();
if let Some(imagefreeze) = branch.imagefreeze.take() {
imagefreeze.set_locked_state(true);
let _ = imagefreeze.set_state(gst::State::Null);
source.source.remove(&imagefreeze).unwrap();
}
if branch.switch_pad.parent().as_ref() == Some(switch.upcast_ref()) {
switch.release_request_pad(&branch.switch_pad);
}