Reformer

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Abstract
Author V.C.Mohan
Version 1.0.0.0.0
Download 2.5.8 versionReformer 2.6.0 alpha5 version URL -->Reformer
Category External filters
License GPLv2
Discussion Reformer plugin


Contents

Description

Function q2r quadrilateral to rectangle and vice versa r2q for perspective correction of image and a full description is at click me.

Requirements

* Not available in AviSynth 2.5.8.


"cc[resize]s[ltopx]f[ltopy]f[lbotx]f[lboty]f[rtopx]f[rtopy]f[rbotx]f[rboty]f" "[leftx]f[rightx]f[ytop]f[ybot]f" "[eltopx]f[eltopy]f[elbotx]f[elboty]f[ertopx]f[ertopy]f[erbotx]f[erboty]f" "[eleftx]f[erightx]f[eytop]f[eybot]f"

Syntax and Parameters

q2r or r2q(clip, clip "", string "resize", float "ltopx ",float ltopy",float lbotx",float lboty",float rtopx",float rtopy",float rbotx"float rboty",float leftx",float rightx",float ytop",float ybot")


clip   =
Input clip.


clip   =
background clip.


resize  string = "lanczos"
type of interpolation to be used for resizing. lanczos, bicubic, bilinear, nearest point .


ltopx  float = 0
quadrilateral left top x.


ltopy  float = 0
quadrilateral left top y .


lbotx  float = 0
quadrilateral left bottom x .


lboty  float = height - 1
quadrilateral left bottom y .


rtopx  float = frame width -1
quadrilateral right top x .


rtopy  float = 0
quadrilateral right top y .


rbotx  float = width- 1
quadrilateral right bottom x .


rboty  float = height- 1
quadrilateral right bottom y .


leftx  float = 0
Rectangle left x


rightx  float = width - 1
Rectangle right x


ytop  float = 0
Rectangle top y
rbotx  float = width- 1
Rectangle bottom y .




Examples

## This is some example code to blur  an image.
imagereader("C:\..........jpg", end = 10)
a = avisource("C;\..........avi").converttoYUY2()
converttoyv16()
# Rectangle to quadrilateral
r2q(last,last,leftx = 100,rightx = 400, ytop = 200, ybot = 480,ltopx=200,ltopy=150, rbotx = 500, rboty = 400, resize= "lanczos")
# quad to rectangle excercise
c= last
  1. bg = blankclip(last,color = 0)
ScriptClip("""

h = height(bg)-1 w = width(bg)-1

   t = 0.061 *(current_frame)
   t2 = 0.127 *( current_frame)
   a = 0.501 + 0.5 * sin(t/pi)
   t1x = (-0.2*cos(t2)) * w
   t1y = (0.5-0.5*cos(t2)) * h
   t2x = (1.0+0.2*cos(t2)) * w
   t2y = (0.5-0.5*cos(t2)) * h
   t3x = (1.0+0.2*cos(t2)) * w
   t3y = (0.5+0.5*cos(t2)) * h
   t4x = (-0.2*cos(t2)) * w
   t4y = (0.5+0.5*cos(t2)) * h
   c1x = (0.5+a*cos(t)) * w
   c1y = (0.5+a*sin(t)) * h
   c2x = (0.5-a*sin(t)) * w
   c2y = (0.5+a*cos(t)) * h
   c3x = (0.5-a*cos(t)) * w
   c3y = (0.5-a*sin(t)) * h
   c4x = (0.5+a*sin(t)) * w
   c4y = (0.5-a*cos(t)) * h
  1. r2q(c, c,leftx=t1x,rightx=t2x,ytop=t1y,ybot=t3y,ltopx=c1x,ltopy=c1y, rtopx=c2x,rtopy=c2y, rbotx=c3x,rboty=c3y,lbotx=c4x,lboty=c4y, resize = "line")

q2r( bg,leftx=t1x,rightx=t2x,ytop=t1y,ybot=t3y,ltopx=c1x,ltopy=c1y, rtopx=c2x,rtopy=c2y, rbotx=c3x,rboty=c3y,lbotx=c4x,lboty=c4y, resize = "point" )


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