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Add a correct implementation of total_duration to FlacDecoder.

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This commit is contained in:
whentze 2019-05-15 03:12:47 +02:00
parent 92a018bf53
commit 26c2ba50ac
1 changed files with 5 additions and 1 deletions
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6
src/decoder/flac.rs
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@ -18,6 +18,7 @@ where
bits_per_sample: u32, bits_per_sample: u32,
sample_rate: u32, sample_rate: u32,
channels: u16, channels: u16,
samples: Option<u64>,
} }
impl<R> FlacDecoder<R> impl<R> FlacDecoder<R>
@ -43,6 +44,7 @@ where
bits_per_sample: spec.bits_per_sample, bits_per_sample: spec.bits_per_sample,
sample_rate: spec.sample_rate, sample_rate: spec.sample_rate,
channels: spec.channels as u16, channels: spec.channels as u16,
samples: spec.samples,
}) })
} }
} }
@ -68,7 +70,9 @@ where
#[inline] #[inline]
fn total_duration(&self) -> Option<Duration> { fn total_duration(&self) -> Option<Duration> {
None // `samples` in FLAC means "inter-channel samples" aka frames
// so we do not divide by `self.channels` here.
self.samples.map(|s| Duration::from_micros(s * 1_000_000 / self.sample_rate as u64))
} }
} }