fix(iced-video): Fix the very high ram usage

feat(playback): add GstPlayFlags for playbin and playbin3

gst/src/pipeline.rs

@@ -23,7 +23,6 @@ impl Pipeline {
     }
 
     /// Get the state
-    #[track_caller]
     pub fn state(
         &self,
         timeout: impl Into<Option<core::time::Duration>>,
@@ -33,7 +32,6 @@ impl Pipeline {
         Ok(current)
     }
 
-    #[track_caller]
     pub fn play(&self) -> Result<()> {
         self.inner
             .set_state(gstreamer::State::Playing)
@@ -42,7 +40,6 @@ impl Pipeline {
         Ok(())
     }
 
-    #[track_caller]
     pub fn pause(&self) -> Result<()> {
         self.inner
             .set_state(gstreamer::State::Paused)
@@ -51,7 +48,6 @@ impl Pipeline {
         Ok(())
     }
 
-    #[track_caller]
     pub fn ready(&self) -> Result<()> {
         self.inner
             .set_state(gstreamer::State::Ready)
@@ -60,7 +56,6 @@ impl Pipeline {
         Ok(())
     }
 
-    #[track_caller]
     pub fn stop(&self) -> Result<()> {
         self.inner
             .set_state(gstreamer::State::Null)
@@ -69,7 +64,6 @@ impl Pipeline {
         Ok(())
     }
 
-    #[track_caller]
     pub fn set_state(&self, state: gstreamer::State) -> Result<gstreamer::StateChangeSuccess> {
         let result = self
             .inner