ffx264 & ffhevc for Linux/BSD

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ChangeLog for ffhevc 4.5.8

* Support copying the DTS core-only from DTS 96/24 and DTS:X IMAX tracks
* Updated the AAC profile detection for audio copy
* Set default value for Chroma Location to 2 if HDR encoding is enabled

ChangeLog for ffx264 4.2.7

* Support copying the DTS core-only from DTS 96/24 and DTS:X IMAX tracks
* Updated the AAC profile detection for audio copy

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ChangeLog for ffhevc 4.5.9 and ffx264 4.2.8

* Do colorspace conversion before scaling
* Moved chroma location code after color primaries code and before the IDR/keyframes code

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ChangeLog for ffhevc 4.5.10 and ffx264 4.2.9

* Fixed a bug in the audio metadata when copying the Dolby core audio that added "+ Atmos" to the metadata
* One-line micro-optimization in the Dolby metadata code

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ChangeLog for ffhevc 4.5.11 and ffx264 4.2.10

* Added support for disabling automatic metadata such as video title, audio codec names, etc through the config file

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ChangeLog for ffhevc 4.5.12

* Tweaks to the built-in script preset
* Made the built-in script preset selectable with the -p option
* Support tune profiles with custom presets (-c option)

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ChangeLog for ffhevc 4.5.13

* Support both Lanczos3 and Lanczos4 in the zscale filter
* Enable grain-optimized ratecontrol in case tune profile 'grain' is used. Also add an option to enable/disable it during runtime
* Updated the man page

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ChangeLog for ffhevc 4.5.14

* Bugfix for missing video filters

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ChangeLog for ffx264 4.2.11

* Make the built-in script preset selectable with the -p option
* Support tune profiles with custom presets
* Updated the man page

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ChangeLog for ffhevc 4.5.15

* Only ask once for HDR10 side data in batch mode
* Use AQ Mode 1 (Uniform) for the built-in script preset. Should reduce a bit pulsing of noise in noisy videos

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ChangeLog for ffhevc 4.5.16

* Moved cropping code into its own function and display informative crop values message when running in batch mode
* Add hdr10-opt=1 option when in batch mode and using HDR10
* Set default audio volume filter value to 2dB

ChangeLog for ffx264 4.2.12

* Moved cropping code into its own function and display informative crop values message when running in batch mode
* Removed old, commented out code
* Set default audio volume filter value to 2dB

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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ChangeLog for ffhevc 4.6.12

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

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ChangeLog for ffhevc 4.6.13

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

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ChangeLog for ffhevc 4.6.14

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

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ChangeLog for ffhevc 4.6.15

* Bugfix in the zscale scale filter for Lanczos3/4

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ChangeLog for ffx264 4.3.3

* Bugfix in the zscale scale filter for Lanczos3/4

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ChangeLog for ffx264 4.3.4

* Add support for detecting type of content (SDR/HDR10/DoVi)
* Minor tweaks to the lanczos3/4 zscale filter code

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ChangeLog for ffhevc 4.6.16

* Also turn on Dolby Vision in ffmpeg, not just in x265
* Optimize lanczos3/4 zimg scaler code selection

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ChangeLog for ffhevc 4.6.17

* Dolby Vision encoding requires vbv maxrate/bufsize so check if it's set or not. If not, print notice and exit
* Fix VBV maxrate/bufsize code
* Cosmetics

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ChangeLog for ffx264 4.3.5

* Fix VBV maxrate/bufsize code

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ChangeLog for ffhevc 4.6.18 and ffx264 4.3.6

* Use more accurate crop detection by using rounding of 4 instead of the default 16

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ChangeLog for ffhevc 4.6.19

* Minor update to the built-in script preset
* Set Spline64 as default zimg scaler

ChangeLog for ffx264 4.3.7

* Minor update to the built-in script preset
* Add support for the Spline64 zimg scaler

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ChangeLog for ffhevc 4.7.0 and ffx264 4.4.0

* Remove dependency on MPlayer and use ffplay instead for crop previews
* Updated the man page

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ChangeLog for ffhevc 4.7.1

* Add support for E-AC-3 7.1 encoding. Requires latest FFmpeg from git
* Set lookahead-slices to 2 for the built-in script preset
* Revert to using dafault of 0 for cbqpoffs/crqpoffs for SDR content

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ChangeLog for ffx264 4.4.1

* Add support for 8 channel E-AC-3 audio encoding. Requires latest FFmpeg from git

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ChangeLog for ffhevc 4.7.2

* Fix a small issue in the AC-3/E-AC-3 channel checking code

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ChangeLog for ffhevc 4.7.3

* Auto-disabled HDR options if the script detects the input content to be SDR