54 lines
1.7 KiB
Rust
54 lines
1.7 KiB
Rust
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use std::time::Duration;
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use tokio::time::Instant;
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use super::UpstreamMediaKind;
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pub(super) fn upstream_timing_trace_enabled() -> bool {
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std::env::var("LESAVKA_UPSTREAM_TIMING_TRACE")
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.ok()
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.map(|value| {
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let trimmed = value.trim();
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!(trimmed.eq_ignore_ascii_case("0")
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|| trimmed.eq_ignore_ascii_case("false")
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|| trimmed.eq_ignore_ascii_case("no")
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|| trimmed.eq_ignore_ascii_case("off"))
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})
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.unwrap_or(false)
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}
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pub(super) fn upstream_playout_delay() -> Duration {
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let delay_ms = std::env::var("LESAVKA_UPSTREAM_PLAYOUT_DELAY_MS")
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.ok()
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.and_then(|value| value.trim().parse::<u64>().ok())
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.unwrap_or(1_000);
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Duration::from_millis(delay_ms)
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}
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pub(super) fn upstream_playout_offset_us(kind: UpstreamMediaKind) -> i64 {
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let name = match kind {
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UpstreamMediaKind::Camera => "LESAVKA_UPSTREAM_VIDEO_PLAYOUT_OFFSET_US",
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UpstreamMediaKind::Microphone => "LESAVKA_UPSTREAM_AUDIO_PLAYOUT_OFFSET_US",
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};
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std::env::var(name)
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.ok()
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.and_then(|value| value.trim().parse::<i64>().ok())
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.unwrap_or(0)
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}
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pub(super) fn upstream_pairing_master_slack() -> Duration {
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let slack_us = std::env::var("LESAVKA_UPSTREAM_PAIR_SLACK_US")
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.ok()
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.and_then(|value| value.trim().parse::<u64>().ok())
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.unwrap_or(20_000);
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Duration::from_micros(slack_us)
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}
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pub(super) fn apply_playout_offset(base: Instant, offset_us: i64) -> Instant {
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if offset_us >= 0 {
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base + Duration::from_micros(offset_us as u64)
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} else {
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base.checked_sub(Duration::from_micros(offset_us.unsigned_abs()))
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.unwrap_or(base)
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}
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}
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