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apng\n\n[![apng at crates.io](https://img.shields.io/crates/v/apng.svg)](https://crates.io/crates/apng)\n[![apng at docs.rs](https://docs.rs/apng/badge.svg)](https://docs.rs/apng)\n[![License](https://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/poccariswet/apng/master/LICENSE?token=AF4FJMPRTUTCG2DAVLVTRVS5U7UJI)\n![apng at GitHub Actions](https://github.com/poccariswet/apng/workflows/Rust/badge.svg?branch=master)\n\napng is animated png encoder for Rust, and made in pure Rust.\n\n\u003cimg src=\"https://raw.githubusercontent.com/poccariswet/apng/master/examples/_rust_logo/out.png\" width=\"250\"\u003e\n\n## Example usage\n\n```rust\nuse apng::{Encoder, Frame, PNGImage};\nuse std::fs::File;\nuse std::io::BufWriter;\nuse std::path::Path;\n\nfn main() {\n    let files = vec![\n        \"rust_logo1.png\",\n        \"rust_logo2.png\",\n        \"rust_logo3.png\",\n        \"rust_logo4.png\",\n        \"rust_logo5.png\",\n        \"rust_logo6.png\",\n    ];\n\n    let mut png_images: Vec\u003cPNGImage\u003e = Vec::new();\n    for f in files.iter() {\n        png_images.push(apng::load_png(f).unwrap());\n    }\n\n    let path = Path::new(r\"sample/out.png\");\n    let mut out = BufWriter::new(File::create(path).unwrap());\n\n    let config = apng::create_config(\u0026png_images, None).unwrap();\n    let mut encoder = Encoder::new(\u0026mut out, config).unwrap();\n    let frame = Frame {\n        delay_num: Some(1),\n        delay_den: Some(2),\n        ..Default::default()\n    };\n\n    match encoder.encode_all(png_images, Some(\u0026frame)) {\n        Ok(_n) =\u003e println!(\"success\"),\n        Err(err) =\u003e eprintln!(\"{}\", err),\n    }\n}\n```\n\n### Customize each frame speed\n\n\u003cimg src=\"https://raw.githubusercontent.com/poccariswet/apng/master/examples/_rust_logo/out.png\" width=\"250\"\u003e\n\n```rust\n    let mut i = 1;\n    for image in png_images.iter() {\n        i += 1;\n        let frame = Frame {\n            delay_num: Some(1),\n            delay_den: Some(i), // 2, 3, 4, 5, 6, 7\n            ..Default::default()\n        };\n        encoder.write_frame(image, frame).unwrap();\n    }\n```\n\nSample code is [here](https://github.com/poccariswet/apng/tree/master/examples/each_frame_speed).\n\n## License\n\n[MIT](https://github.com/poccariswet/apng/blob/master/LICENSE)\n\n## See also\n\n- [Medium article about apng](https://medium.com/@poccariswet/how-i-developed-apng-library-for-rust-98d366f1195b)\n\n## Reference\n\n- [https://developer.mozilla.org/ja/docs/Animated_PNG_graphics](https://web.archive.org/web/20210420033916/https://developer.mozilla.org/ja/docs/Animated_PNG_graphics) ([English](https://web.archive.org/web/20210506203924/https://developer.mozilla.org/en-US/docs/Mozilla/Tech/APNG))\n- [https://www.w3.org/TR/PNG/](https://www.w3.org/TR/PNG/)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fpoccariswet%2Fapng","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fpoccariswet%2Fapng","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fpoccariswet%2Fapng/lists"}