CHANGELOG

JPEG Recompress
https://github.com/ImageProcessing-ElectronicPublications/jpeg-recompress

2.6.4 "um"

    Research: correct UM model: all metrics.
    2023, zvezdochiot

2.6.3 "um"

    Research: correct UM model.
    2023, zvezdochiot

2.6.2 "sharpenbad"

    reimplementation SHARPENBAD:
      metric_sharpenbad

2.6.1 "msef"

    Added MSE and MSEF metric.
    Research: correct trends UM (44 images)

2.6.0 "sum"

    Added VIFP 1 layer in SUM metric.

2.5.9 "vifp1"

    Added VIFP 1 layer metric.

2.5.8 "neat"

    Neat adds up all values.

2.5.7 "bisection"

    Fix bisection

2.5.6 "subsample"

    Fix IPEP/#1: ignores subsampling option

2.5.5 "sigma"

    Move `sigma`-function from `libsmallfry` to `jmetrics.a`
    Research: correct trends UM (32 images)
    Remove metrics `cor` and `corsh`
    2022, zvezdochiot

2.5.4 "near"

    Research: correct trends UM (24 images)
    2022, zvezdochiot

2.5.3 "approx"

    Research: correct trends UM (16 images)
    2022, zvezdochiot

2.5.2 "UM"

    Research: correct trends UM (8 images)
    2022, zvezdochiot

2.5.1 "saved"

    Fix overflow saved.
    Correct quality scale (next = (1.0 + prev) / 2)
    Replacing multiplications with counters.
    2022, zvezdochiot

2.5.0 "webp"

    Use libwebp for WEBP format
    2022, zvezdochiot

2.4.0 "nhw"

    Update for libsmallfry 0.1.0
    metric_nhw
    2022, zvezdochiot

2.3.1 "weight"

    weight average for SUM metrics
    2021, zvezdochiot

2.3.0 "return"

    return from mozjpeg to jpeg8
    2021, zvezdochiot

2.2.1 "linearize"

    jpeg-recompress: linearize metric
    2018, zvezdochiot

2.2 "zfpoint"

    Find ZF point quality for JPEG
    Update for libsmallfry 0.0.3
    2018, zvezdochiot

2.1.3 "sum"

    jpeg-recompress: summary metric and linearize ssim
    2018, zvezdochiot

2.1.2

    Update for libsmallfry 0.0.2
    sharpenbad_metric
    2018, zvezdochiot

2.1.1

    fork jpeg-archive 2.1.1 to jpeg-recompress for compatible libsmallfry.
    Daniel G. Taylor & zvezdochiot