mozjpeg-rs/Cargo.toml at main · imazen/mozjpeg-rs · GitHub

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[package]
name = "mozjpeg-rs"
version = "0.9.2"
edition = "2024"
rust-version = "1.89"
license = "BSD-3-Clause"
repository = "https://github.com/imazen/mozjpeg-rs"
description = "Pure Rust JPEG encoder based on Mozilla's mozjpeg with trellis quantization"
homepage = "https://github.com/imazen/mozjpeg-rs"
documentation = "https://docs.rs/mozjpeg-rs"
readme = "README.md"
keywords = ["jpeg", "encoder", "mozjpeg", "compression", "image"]
categories = ["encoding", "multimedia::images"]
include = [
    "/src/**",
    "/tests/*.rs",
    "/benches/**",
    "/examples/**",
    "/README.md",
    "/CHANGELOG.md",
    "/LICENSE*",
]

[workspace]
members = ["crates/*"]

[features]
default = ["fast-yuv", "imgref"]
# Use `zenyuv` for SIMD color conversion (AVX2/NEON/WASM SIMD128 with scalar fallback).
# Comparable perf to the `yuv` crate, with ±1 level precision (invisible after JPEG quantization).
fast-yuv = ["dep:zenyuv"]
# Use hand-written SIMD intrinsics for ~15% better DCT/color performance.
# Without this, uses `autoversion` autovectorization (safe, ~87% of intrinsics perf).
simd-intrinsics = []
# Legacy alias
simd = ["simd-intrinsics"]
# Enable PNG loading in corpus module (enabled by default in dev)
png = ["dep:png"]
# Enables granular FFI tests against instrumented C mozjpeg internals (DCT, quant, etc.)
# Requires imazen/mozjpeg fork with test exports at ../mozjpeg - use scripts/setup-instrumented-mozjpeg.sh
# NOTE: This feature only works with local development (sys-local not on crates.io)
_instrument-c-mozjpeg-internals = []
# Enables mozjpeg-sys configuration: configure a C mozjpeg encoder from our Encoder
mozjpeg-sys-config = ["dep:mozjpeg-sys", "dep:libc"]
# Enables imgref integration for type-safe pixel formats with automatic stride handling.
# Provides encode() method that accepts ImgRef<RGB8>, ImgRef<RGBA8>, etc.
imgref = ["dep:imgref", "dep:rgb"]
# zencodec trait implementations (EncoderConfig, EncodeJob, Encoder).
# Provides MozjpegEncoderConfig for use in the zen codec ecosystem.
zencodec = ["dep:zencodec", "dep:zenpixels", "dep:garb"]

[dependencies]
bytemuck = "1.25.0"
# Optional PNG support for corpus loading
png = { version = "0.18.1", optional = true }
# Used by dct.rs and color.rs for portable SIMD
wide = "1.2.0"
# Safe SIMD with capability tokens
archmage = { version = "0.9.17", features = ["macros"] }
# Safe unaligned SIMD memory operations (no token parameter needed)
safe_unaligned_simd = "0.2.5"
# Optional: mozjpeg-sys configuration (configure C encoder from our settings)
mozjpeg-sys = { version = "2.2", optional = true }
libc = { version = "0.2.183", optional = true }
# Optional: zenyuv for fast SIMD color conversion (AVX2/NEON/WASM + scalar)
zenyuv = { version = "0.1.0", optional = true, default-features = false, features = ["std"] }
# Optional: imgref integration for type-safe pixel formats
imgref = { version = "1.12.0", optional = true }
rgb = { version = "0.8", optional = true }
# Cooperative cancellation trait (zero-cost when using Unstoppable)
enough = { version = "0.4.2", features = ["std"] }
# Optional: zencodec trait implementations for zen codec ecosystem
zencodec = { version = "0.1.19", optional = true }
zenpixels = { version = "0.2.10", optional = true }
# Optional: SIMD-optimized pixel format conversions (BGRA↔RGB swizzle)
garb = { version = "0.2.5", optional = true, default-features = false }

[dev-dependencies]
dssim = "3.4.0"
yuv = "0.8.12"
rgb = "0.8"
imgref = "1.12.0"
ssimulacra2 = "0.5.1"
png = "0.18.1"
proptest = "1.11.0"
criterion = "0.8.2"
jpeg-decoder = "0.3.2"
zune-jpeg = "0.5.15"
libc = "0.2.183"
# Use existing mozjpeg-sys from crates.io for basic FFI validation
mozjpeg-sys = "2.2"
# High-level mozjpeg wrapper for parity testing
mozjpeg = "0.10.13"
# Codec testing infrastructure (provides DSSIM, SSIMULACRA2, Butteraugli metrics, ICC support)
codec-eval = { git = "https://github.com/imazen/codec-eval", rev = "0ee46bc" }
# Butteraugli perceptual image quality metric
butteraugli = "0.9.0"
chrono = { version = "0.4.44", features = ["serde"] }
serde = { version = "1.0.228", features = ["derive"] }
serde_json = "1.0.149"

[[bench]]
name = "encode"
harness = false

[[bench]]
name = "dct"
harness = false

[[bench]]
name = "color"
harness = false

[[bench]]
name = "entropy"
harness = false

# Examples that require instrumented C mozjpeg (sys-local crate)
[[example]]
name = "trace_pipeline"
required-features = ["_instrument-c-mozjpeg-internals"]

[[example]]
name = "quant_ffi_compare"
required-features = ["_instrument-c-mozjpeg-internals"]

[lints.rust]
unexpected_cfgs = { level = "warn", check-cfg = ["cfg(feature, values(\"_instrument-c-mozjpeg-internals\", \"ffi-test\", \"avx512\", \"zencodec\"))"] }

[lints.clippy]
all = { level = "warn", priority = -1 }
# Allow common patterns in test/example code
unnecessary_cast = "allow"
needless_borrows_for_generic_args = "allow"
needless_range_loop = "allow"
manual_div_ceil = "allow"
manual_range_contains = "allow"
expect_fun_call = "allow"
absurd_extreme_comparisons = "allow"