From f8d4c438d10450ead56c0082b037e466ef5f9f24 Mon Sep 17 00:00:00 2001 From: metamuffin Date: Thu, 25 Sep 2025 04:00:51 +0200 Subject: start media processing refactor --- remuxer/src/bin/average_cluster_duration.rs | 38 +++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 remuxer/src/bin/average_cluster_duration.rs (limited to 'remuxer/src/bin/average_cluster_duration.rs') diff --git a/remuxer/src/bin/average_cluster_duration.rs b/remuxer/src/bin/average_cluster_duration.rs new file mode 100644 index 0000000..69bb79c --- /dev/null +++ b/remuxer/src/bin/average_cluster_duration.rs @@ -0,0 +1,38 @@ +/* + This file is part of jellything (https://codeberg.org/metamuffin/jellything) + which is licensed under the GNU Affero General Public License (version 3); see /COPYING. + Copyright (C) 2025 metamuffin +*/ + +use anyhow::{Result, anyhow}; +use jellyremuxer::demuxers::{Demuxer, DemuxerNew, matroska::MatroskaDemuxer}; +use std::{env::args, fs::File}; + +fn main() -> Result<()> { + env_logger::init_from_env("LOG"); + let path = args().nth(1).ok_or(anyhow!("first arg is input path"))?; + let file = File::open(path)?; + let mut reader = MatroskaDemuxer::new(Box::new(file)); + + let info = reader.info()?; + + reader.seek_cluster(None)?; + let mut num_clusters = 0; + let mut last_ts = 0; + let mut total_size = 0; + while let Some((_, cluster)) = reader.read_cluster()? { + last_ts = cluster.timestamp * info.timestamp_scale; + num_clusters += 1; + total_size += cluster + .simple_blocks + .iter() + .map(|b| b.data.len()) + .sum::() as u64 + } + + let average_duration = (last_ts / num_clusters) as f64 / 1_000_000_000.; + let average_size = (total_size / num_clusters) as f64 / 1_000_000.; + println!("{average_duration:>6.02}s {average_size:>6.02}MB"); + + Ok(()) +} -- cgit v1.2.3-70-g09d2