OutRange

Abstract
Author	06_taro
Version	2013/04/20
Download	OutRange.avsi
Category	Levels and Chroma
License
Discussion	Doom9 Thread

Description

A simple function to scan the whole video and output a log file, in which out-of-tv-range frames are logged. TV range is 16 to 235 for luma and 16 to 240 for chroma.

Requirements

• AviSynth 2.5.8 or later
• Supported color formats: Y8, YV411, YV12, YV16, YV24

Syntax and Parameters

OutRange (clip c, float "thr", int "plane", string "log")

clip  c =

Input clip.

float  thr = 0.0

A percentage on how many percent of the pixels are allowed above or below minimum.

int  plane = 0

Which plane to check:

• 0 : Luma
• 1 : Chroma U
• 2 : Chroma V
• 3 : Both chromas
• 4 : All

string  log = "OutRange.log"

The filename of the output log.

Examples

OutRange with default settings:

AviSource("blah.avi")
OutRange(thr=0.0, plane=0, log="OutRange.log")

Changelog

Version         Date            Changes

2013/04/20      2013/04/20      - Initial release

External Links

• Doom9 Forum - OutRange discussion.

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