danvics/oxipng
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add warnings about stripping APNGs

Browse source
This commit is contained in:
Andrew 2023-05-31 08:43:07 +12:00 committed by Josh Holmer
parent 041e5f084b
commit ff06573c9f
2 changed files with 6 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
src/main.rs
View file

@ -120,7 +120,7 @@ fn main() {
)
.arg(
Arg::new("strip")
.help("Strip metadata objects ['safe', 'all', or comma-separated list]")
.help("Strip metadata objects ['safe', 'all', or comma-separated list]\nCAUTION: stripping 'all' will convert APNGs to standard PNGs")
.long("strip")
.value_name("mode")
.conflicts_with("strip-safe"),

5
src/png/mod.rs
View file

@ -7,6 +7,7 @@ use crate::interlace::{deinterlace_image, interlace_image, Interlacing};
use crate::Options;
use bitvec::bitarr;
use libdeflater::{CompressionLvl, Compressor};
use log::warn;
use rgb::ComponentSlice;
use rustc_hash::FxHashMap;
use std::fs::File;
@ -112,6 +113,10 @@ impl PngData {
name: chunk.name,
data: chunk.data.to_owned(),
})
} else if chunk.name == *b"acTL" {
warn!(
"Stripping animation data from APNG - image will become standard PNG"
);
}
}
}