use std::convert::TryFrom; use std::str::FromStr; use std::time::Duration; use criterion::{black_box, criterion_group, Criterion, Throughput}; use hls_m3u8::tags::{ExtXDateRange, ExtXProgramDateTime}; use hls_m3u8::types::Value; use hls_m3u8::{MediaPlaylist, MediaSegment}; fn create_manifest_data() -> Vec { let mut builder = MediaPlaylist::builder(); builder.media_sequence(826176645); builder.has_independent_segments(true); builder.target_duration(Duration::from_secs(2)); for i in 0..4000 { let mut seg = MediaSegment::builder(); seg.duration(Duration::from_secs_f64(1.92)).uri(format!( "avc_unencrypted_global-video=3000000-{}.ts?variant=italy", 826176659 + i )); if i == 0 { seg.program_date_time(ExtXProgramDateTime::new("2020-04-07T11:32:38Z")); } if i % 100 == 0 { seg.date_range( ExtXDateRange::builder() .id(format!("date_id_{}", i / 100)) .start_date("2020-04-07T11:40:02.040000Z") .duration(Duration::from_secs_f64(65.2)) .insert_client_attribute( "SCTE35-OUT", Value::Hex( hex::decode(concat!( "FC30250000", "0000000000", "FFF0140500", "001C207FEF", "FE0030E3A0", "FE005989E0", "0001000000", "0070BA5ABF" )) .unwrap(), ), ) .build() .unwrap(), ); } builder.push_segment(seg.build().unwrap()); } builder.build().unwrap().to_string().into_bytes() } fn media_playlist_from_str(c: &mut Criterion) { let data = String::from_utf8(create_manifest_data()).unwrap(); let mut group = c.benchmark_group("MediaPlaylist::from_str"); group.throughput(Throughput::Bytes(data.len() as u64)); group.bench_function("MediaPlaylist::from_str", |b| { b.iter(|| MediaPlaylist::from_str(black_box(&data)).unwrap()); }); group.finish(); } fn media_playlist_try_from(c: &mut Criterion) { let data = String::from_utf8(create_manifest_data()).unwrap(); let mut group = c.benchmark_group("MediaPlaylist::try_from"); group.throughput(Throughput::Bytes(data.len() as u64)); group.bench_function("MediaPlaylist::try_from", |b| { b.iter(|| MediaPlaylist::try_from(black_box(data.as_str())).unwrap()); }); group.finish(); } criterion_group!(benches, media_playlist_from_str, media_playlist_try_from);