19     static ref VIDEO_IDEAL: MediaTrackSettings = MediaTrackSettings::from_iter([
27     static ref VIDEO_480P: MediaTrackSettings = MediaTrackSettings::from_iter([
36     static ref VIDEO_720P: MediaTrackSettings = MediaTrackSettings::from_iter([
45     static ref VIDEO_1080P: MediaTrackSettings = MediaTrackSettings::from_iter([
54     static ref VIDEO_1440P: MediaTrackSettings = MediaTrackSettings::from_iter([
63     static ref VIDEO_2160P: MediaTrackSettings = MediaTrackSettings::from_iter([
85     MediaTrackSupportedConstraints::from_iter(all_properties().into_iter().cloned())  in default_supported_constraints()
172             ResolvedMandatoryMediaTrackConstraints::from_iter([(  in protected()
192                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in missing()
215                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in mismatch()
238                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in too_small()
259                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in too_large()
293                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in specific_device_id()
312                 MediaTrackSettings::from_iter([  in value()
316                 MediaTrackSettings::from_iter([  in value()
320                 MediaTrackSettings::from_iter([  in value()
328                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in value()
345                 MediaTrackSettings::from_iter([(&DEVICE_ID, "a".into()), (&FRAME_RATE, 15.into())]),  in value_range()
346                 MediaTrackSettings::from_iter([(&DEVICE_ID, "b".into()), (&FRAME_RATE, 30.into())]),  in value_range()
347                 MediaTrackSettings::from_iter([(&DEVICE_ID, "c".into()), (&FRAME_RATE, 60.into())]),  in value_range()
352                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in value_range()
367                 MediaTrackSettings::from_iter([  in value_sequence()
371                 MediaTrackSettings::from_iter([  in value_sequence()
375                 MediaTrackSettings::from_iter([  in value_sequence()
383                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in value_sequence()
404                 MediaTrackSettings::from_iter([  in value()
408                 MediaTrackSettings::from_iter([  in value()
412                 MediaTrackSettings::from_iter([  in value()
420                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in value()
437                 MediaTrackSettings::from_iter([(&DEVICE_ID, "a".into()), (&FRAME_RATE, 15.into())]),  in value_range()
438                 MediaTrackSettings::from_iter([(&DEVICE_ID, "b".into()), (&FRAME_RATE, 30.into())]),  in value_range()
439                 MediaTrackSettings::from_iter([(&DEVICE_ID, "c".into()), (&FRAME_RATE, 60.into())]),  in value_range()
444                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in value_range()
459                 MediaTrackSettings::from_iter([  in value_sequence()
463                 MediaTrackSettings::from_iter([  in value_sequence()
467                 MediaTrackSettings::from_iter([  in value_sequence()
475                 ResolvedMandatoryMediaTrackConstraints::from_iter([(  in value_sequence()
511         let supported_constraints = MediaTrackSupportedConstraints::from_iter(vec![  in native()
519             MediaTrackSettings::from_iter([  in native()
525             MediaTrackSettings::from_iter([  in native()
531             MediaTrackSettings::from_iter([  in native()
537             MediaTrackSettings::from_iter([  in native()
543             MediaTrackSettings::from_iter([  in native()
552             mandatory: MandatoryMediaTrackConstraints::from_iter([  in native()
581             advanced: AdvancedMediaTrackConstraints::from_iter([  in native()
584                 MediaTrackConstraintSet::from_iter([(  in native()
593                 MediaTrackConstraintSet::from_iter([(  in native()
625         let supported_constraints = MediaTrackSupportedConstraints::from_iter(vec![  in macros()
717         let supported_constraints = MediaTrackSupportedConstraints::from_iter(vec![  in json()