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use scene::{Element, ElementAnimations, ParamValue, ParamValues, UploadAudioElement, VideoElement};
use crate::defaults::DEFAULT_VOLUME;
#[derive(Clone, Copy, Debug, PartialEq)]
pub struct MediaAudioState {
pub has_audio: Option<bool>,
}
pub fn is_source_audio_enabled(element: &VideoElement) -> bool {
element.is_source_audio_enabled != Some(false)
}
pub fn is_source_audio_separated(element: &VideoElement) -> bool {
!is_source_audio_enabled(element)
}
pub fn can_extract_source_audio(element: &Element, media_asset: Option<&MediaAudioState>) -> bool {
let Element::Video(video) = element else {
return false;
};
is_source_audio_enabled(video) && media_asset.is_some_and(|media| media.has_audio != Some(false))
}
pub fn can_recover_source_audio(element: &Element) -> bool {
let Element::Video(video) = element else {
return false;
};
is_source_audio_separated(video)
}
pub fn can_toggle_source_audio(element: &Element, media_asset: Option<&MediaAudioState>) -> bool {
can_recover_source_audio(element) || can_extract_source_audio(element, media_asset)
}
pub fn does_element_have_enabled_audio(
element: &Element,
media_asset: Option<&MediaAudioState>,
) -> bool {
match element {
Element::Audio(_) => true,
Element::Video(video) => {
media_asset.is_some_and(|media| media.has_audio != Some(false))
&& is_source_audio_enabled(video)
}
_ => false,
}
}
pub fn build_separated_audio_element(
source_element: &VideoElement,
id: impl Into<String>,
) -> UploadAudioElement {
let source_base = &source_element.base;
let mut params = ParamValues::new();
let volume = match source_base.params.get("volume") {
Some(ParamValue::Number(volume)) => *volume,
_ => DEFAULT_VOLUME,
};
params.insert("volume".to_string(), ParamValue::Number(volume));
params.insert(
"muted".to_string(),
ParamValue::Bool(source_base.params.get("muted") == Some(&ParamValue::Bool(true))),
);
UploadAudioElement {
base: scene::BaseTimelineElement {
id: id.into(),
name: source_base.name.clone(),
duration: source_base.duration,
start_time: source_base.start_time,
trim_start: source_base.trim_start,
trim_end: source_base.trim_end,
source_duration: source_base.source_duration,
animations: clone_volume_animations(source_base.animations.as_ref()),
params,
},
retime: source_element.retime,
media_id: source_element.media_id.clone(),
}
}
pub fn get_source_audio_action_label(element: &VideoElement) -> &'static str {
if is_source_audio_separated(element) {
"Recover audio"
} else {
"Extract audio"
}
}
fn clone_volume_animations(animations: Option<&ElementAnimations>) -> Option<ElementAnimations> {
let volume_data = animations?.get("volume")?;
let mut volume_only = ElementAnimations::new();
volume_only.insert("volume".to_string(), volume_data.clone());
animation::clone_animations(Some(&volume_only), true)
}
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