ffx264 & ffhevc for Linux/BSD

[microchip8]

ChangeLog for ffhevc 4.5.17

* Don't error out during runtime if a HDR10 value is not set/available
* Updated the built-in script preset

[microchip8]

ChangeLog for ffhevc 4.5.18

* Fixed a bug in the cropping code for batch encoding

ChangeLog for ffx264 4.2.13

* Fixed a bug in the cropping code for batch encoding
* Updated the built-in script preset

[microchip8]

ChangeLog for ffhevc 4.5.19

* Turn on HME for the built-in script preset
* Increased default noise value from 4 to 5
* Updated the README file

[microchip8]

ChangeLog for ffhevc 4.6.0

* Delete side data when doing tone mapping to SDR
* Updated the AUTHORS, README and man page files

ChangeLog for ffx264 4.3.0

* Increased default noise value from 4 to 5
* Fix wrong default option for tonemap algo
* Delete side data when doing HDR -> SDR conversion
* Updated the README and man page file

[microchip8]

ChangeLog for ffhevc 4.6.1

* Lower B-frames from 8 to 6 in the script preset
* Disable tskip in the script preset
* Add negative Chroma QP offsets for HDR content

[microchip8]

ChangeLog for ffhevc 4.6.2

* Fix: chroma qp offsets for HDR10 weren't added when running in batch mode
* Small fine-tune to the script preset

[microchip8]

ChangeLog for ffhevc 4.6.3

* Set qp-adaptation-range to 2.0 for the script preset
* Enable asymmetric partitions for the script preset
* Lower rskip2 threshold to 1 for the script preset

[microchip8]

ChangeLog for ffhevc 4.6.4

* Reworked the internal script preset
* Lowered the Cb/Cr qp offsets to -2 for HDR encodings
* Increased the Cb/Cr qp offsets to 1 for SDR encodings

[microchip8]

ChangeLog for ffhevc 4.6.5

* Set max-cll to 0,0 in case no values were detected
* Warn user that HDR10 will be disabled in case of unavailable master-display values

[microchip8]

ChangeLog for ffx264 4.3.1

* Support setting a default zimg scaler in the config file

ChangeLog for ffhevc 4.6.6

* Lower subme from 7 to 5 in the script preset and increase aq-strength to 1.1
* Support setting a default zimg scaler in the config file

[microchip8]

ChangeLog for ffhevc 4.6.7

* Lower qg-size to 16 for HDR encodings
* Enable hdr10-opt by default for HDR encodings
* Set default in-script FFmpeg scaler to natural bicubic spline and the default zimg scaler to spline36
* Minor improvements to the scaling code
* Updated the README and man page files

[microchip8]

ChangeLog for ffx264 4.3.2

* Set default in-script FFmpeg scaler to natural bicubic spline and the default zimg scaler to spline36
* Minor improvements to the scaling code
* Updated the README and man page files

ChangeLog for ffhevc 4.6.8

* Fixed a bug in the options parsing that resulted in max-cll and dhdr10 not being added for HDR encodings
* Minor code restructuring in the HDR code

[microchip8]

ChangeLog for ffhevc 4.6.9

* For SDR encodings, use blue/red chroma qp offsets of -2
* For HDR encodings, lower blue/red chroma qp offsets to -4
* Some minor optimizations in the HDR code
* Fix comparison for cb/crqpoffs for SDR encodings

[microchip8]

ChangeLog for ffhevc 4.6.10

* Increase QP adaptation range for the built-in script preset to 1.3
* Reworked a bit the HDR code

[microchip8]

ChangeLog for ffhevc 4.6.11

* Fine-tune the built-in script preset
* Lower default CRF value from 23 to 22
* Add option to change already set CRF value when encoding in HDR

[microchip8]

ChangeLog for ffhevc 4.6.12

* Add support for Spline64 zimg zscale filter. Requires latest FFmpeg from git

[microchip8]

ChangeLog for ffhevc 4.6.13

* Fix: only ask to lower the CRF value when doing HDR encodings

[microchip8]

ChangeLog for ffhevc 4.6.14

* Detect type of content (HDR/SDR) and base default CRF value on it

[microchip8]

ChangeLog for ffhevc 4.6.15

* Bugfix in the zscale scale filter for Lanczos3/4

[microchip8]

ChangeLog for ffx264 4.3.3

* Bugfix in the zscale scale filter for Lanczos3/4