Avisynth wiki - User contributions [en]

SegmentedAmp

2014-12-04T12:26:32Z

Vcmohan: Created page with " {{FilterCat4|External_filters|Plugins|TODO|TODO}} {{Filter3 |1=[http://www.avisynth.nl/users/vcmohan/ V.C.Mohan] |2=<!-- ver..."

Spinner

2014-12-04T12:13:15Z

Reformer

2014-12-03T12:18:13Z

{{FilterCat4|External_filters|Plugins|TODO|TODO}}

{{Filter3
|1=[http://www.avisynth.nl/users/vcmohan/ V.C.Mohan]
|2=1.0.0.0.0
|3=2.5.8 version[http://www.avisynth.nl/users/vcmohan/Reformer/Reformer.zip Reformer] 2.6.0 alpha5 version URL -->[http://www.avisynth.nl/users/vcmohan/Reformer/Reformer_2_6.zip Reformer]
|4=External filters
|5=[http://www.gnu.org/licenses/gpl-2.0.txt GPLv2]
|6=[http://forum.doom9.org/showthread.php?t=166716&highlight=Reformer Reformer plugin]}}

 
== Description ==

Function q2r quadrilateral to rectangle and vice versa r2q for perspective correction of image and a full description is at [http://www.avisynth.nl/users/vcmohan/Reformer/Reformer.html click me].
 
 
== Requirements ==
* AviSynth 2.5.8 or [http://sourceforge.net/projects/avisynth2/files/AviSynth_Alpha_Releases/ 2.6.0 Alpha 5 or greater]
* Supported color formats: [[RGB32]], [[RGB24]], [[YUY2]], [[YV12]], *[[YV16]], *[[YV24]], *[[YV411]], *[[Y8]]
: * 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"
== [[Script variables|Syntax and Parameters]] ==
:{{Template:FuncDef|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")}}
 
::{{Par2| |clip| }}
:::Input clip.
 
::{{Par2| |clip| }}
:::background clip.
 
::{{Par2|string|resize|"lanczos"}}
:::type of interpolation to be used for resizing. lanczos, bicubic, bilinear, nearest point .

 
::{{Par2|float|ltopx|0}}
:::quadrilateral left top x.
 
::{{Par2|float|ltopy|0}}
:::quadrilateral left top y .
 
::{{Par2|float|lbotx|0}}
:::quadrilateral left bottom x .
 
::{{Par2|float|lboty|height - 1}}
:::quadrilateral left bottom y .
 
::{{Par2|float|rtopx|frame width -1}}
:::quadrilateral right top x .

 
::{{Par2|float|rtopy|0}}
:::quadrilateral right top y .
 
::{{Par2|float|rbotx|width- 1}}
:::quadrilateral right bottom x .
 
::{{Par2|float|rboty|height- 1}}
:::quadrilateral right bottom y .
 
::{{Par2|float|leftx|0}}
:::Rectangle left x
 
::{{Par2|float|rightx|width - 1}}
:::Rectangle right x
 
::{{Par2|float|ytop|0}}
:::Rectangle top y
::{{Par2|float|rbotx|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

# 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

# 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" )
 
-----------------------------------------------
'''Back to [[External_filters|External Filters]] ←'''

Grid

2014-12-03T12:10:05Z

HistogramAdjust

2014-12-03T12:02:51Z

GBlur

2014-12-02T13:05:07Z

DeSaltPepper

2014-12-02T12:33:55Z

FFTQuiver

2014-12-02T11:01:57Z

EffectsMany

2014-11-30T11:24:10Z

TransAll

2014-11-30T11:17:02Z

DeNoise

2014-11-26T12:39:52Z

{{FilterCat4|External_filters|Plugins|TODO|TODO}}

{{Filter3
|1=[http://www.avisynth.nl/users/vcmohan/ V.C.Mohan]
|2=1.0.0.0.0
|3=2.5.8 version[http://www.avisynth.nl/users/vcmohan/DeNoise/DeNoise.zip DeNoise] 2.6.0 alpha5 version URL -->[http://www.avisynth.nl/users/vcmohan/DeNoise/DeNoise_2_6.zip DeNoise]
|4=External filters
|5=[http://www.gnu.org/licenses/gpl-2.0.txt GPLv2]
|6=[http://forum.doom9.org/showthread.php?p=712586#post712586 announced DeNoise plugin]}}

 
== Description ==

Using Variance of a given window, minimizes noise and tries to preserve edges and a full description is at [http://www.avisynth.nl/users/vcmohan/DeNoise/DeNoise.html click me].
 
 
== Requirements ==
* AviSynth 2.5.8 or [http://sourceforge.net/projects/avisynth2/files/AviSynth_Alpha_Releases/ 2.6.0 Alpha 5 or greater]
* Supported color formats: [[RGB24]], [[RGB32]], [[YUY2]], [[YV12]], *[[YV16]], *[[YV24]], *[[YV411]], *[[Y8]]
: * Not available in AviSynth 2.5.8.
* 
* 
* 
 
"c[sf]i[ef]i[xgrid]i[ygrid]i[getvar]b[clip]b[lx]i[ty]i[rx]i[by]i[elx]i[ety]i[erx]i[eby]i[var]i[evar]i[uv]b[usey]b[show]b"
== [[Script variables|Syntax and Parameters]] ==
:{{Template:FuncDef|DeNoise (''clip'', ''int'' "sf", ''int'' "ef", ''int'' "xgrid", ''int'' "ygrid", ''bool'' "getvar", ''bool'' "clip", ''int'' "lx", ''int'' "ty",, ''int'' "rx", ''int'' "by", ''int'' "elx",''int'' "ety",''int'' "erx",''int'' "eby",''int'' "var",''int'' "evar", ''bool'' "uv", ''bool'' "usey", ''bool'' "show")}}
 
::{{Par2| |clip| }}
:::Input clip.
 
::{{Par2|int|sf|0}}
:::process starts on frame .
 
::{{Par2|int|ef|last frame}}
:::process ends on frame .
 
::{{Par2|int|xgrid|5}}
:::local grid size in x direction .

 
::{{Par2|int|ygrid|xgrid}}
:::local grid size along y.
 
::{{Par2|bool|getvar|true}}
:::Is variance to be determined from a window?
 
::{{Par2|bool|clip|a}}
:::Is variance from first frame window is valid for entire clip? true. If false to be determined frame by frame.
 
::{{Par2|int|lx|must be specified if getvar is true}}
:::left x coord of window on 1st frame.
 
::{{Par2|int|ty|must be specified if getvar is true}}
:::top y coordinate of window on 1st frame.
 
::{{Par2|int|rx|must be specified if getvar is true}}
:::right x coord of window on 1st frame.
 
::{{Par2|int|by|must be specified if getvar is true}}
:::bottom y coordinate of window on 1st frame.
 
::{{Par2|int|elx|lx}}
:::left x coord of window on last frame.
 
::{{Par2|int|ety|ty}}
:::top y coordinate of window on last frame.
 
::{{Par2|int|erx|rx}}
:::right x coord of window on last frame.
 
::{{Par2|int|eby|by}}
:::bottom y coordinate of window on last frame.
 
::{{Par2|int|var|100}}
:::value to be used as global variance. Will be used if getvar is false.
 
::{{Par2|int|evar|var}}
:::variance on last frame. In between linear interpolation.
 
::{{Par2|bool|uv|true}}
:::Whether u v planes to be processed(for planar and yuy2 input)?.
 
::{{Par2|bool|usey|false}}
:::can variance of y plane can be used for u v planes?

 
::{{Par2|bool|show|false}}
:::if true an error message showing variance values determined will appear)
 

 
 

== Examples ==

## This is some example code to remove noise from an image.
imagereader("C:\avi_plugins\varianslim\theoin.jpg", end = 10)
converttoyv16()
DeNoise(clip=false,lx=220,rx=245,ty=322,by=402, uv = true, show = false)

 
 
-----------------------------------------------
'''Back to [[External_filters|External Filters]] ←'''

DeBarrel

2014-11-23T11:27:23Z

{{FilterCat4|External_filters|Plugins|TODO|TODO}}

{{Filter3
|1=[http://www.avisynth.nl/users/vcmohan/ V.C.Mohan]
|2=1.0.0.0.0
|3=[http://www.avisynth.nl/users/vcmohan/DeBarrel/DeBarrel.zip DeBarrel] 2.6.0 alpha5 version URL -->[http://www.avisynth.nl/users/vcmohan/DeBarrel/DeBarrel_2_6.zip DeBarrel]
|4=External filters
|5=[http://www.gnu.org/licenses/gpl-2.0.txt GPLv2]
|6=[http://forum.doom9.org/showthread.php?t=136083&highlight=DeBarrel DeBarrel plugin]
}}

 
== Description ==

Barrel type and pin cushion type of distortion caused by camera lenses makes straight lines appear as curved lines and this is corrected and for a Full description [http://www.avisynth.nl/users/vcmohan/DeBarrel/DeBarrel.html click me].
 
 
== Requirements ==
* AviSynth 2.5.8 or [http://sourceforge.net/projects/avisynth2/files/AviSynth_Alpha_Releases/ 2.6.0 Alpha 5 or greater]
* Supported color formats: [[RGB24]], [[RGB32]],*[[Y8]]
: * Not available in AviSynth 2.5.8
* 
* 
* 
 

== [[Script variables|Syntax and Parameters]] ==
:{{Template:FuncDef|DeBarrel (''clip'', ''float'' "a", ''float'' "b", ''float'' "c", ''bool'' "pin", ''bool'' "test", ''float'' "ea", ''float'' "eb", ''float'' "ec",, ''int'' "nsteps", ''int'' "frame", ''int'' "color",''float'' "vh",''bool'' "ind",''float'' "ya",''float'' "yb",''float'' "yc", ''float'' "yea", ''float'' "yeb", ''float'' "yec", ''bool'' "ypin",)}}
 
::{{Par2| |clip| }}
:::Input clip.
 
::{{Par2|float|a|0.005}}
:::distortion coefficient a .
 
::{{Par2|float|b|0.005}}
:::distortion coefficient b .
 
::{{Par2|float|c|0.005}}
:::distortion coefficient c .

 
::{{Par2|bool|pin|false}}
:::Is distortion pin cushion type?.
 
::{{Par2|bool|test|false}}
:::Is this a test run?
 
::{{Par2|float|ea|a}}
:::distortion coefficient a at end step of test run.Value required only if test is true
 
::{{Par2|float|eb|b}}
:::distortion coefficient b at end step of test run.Value required only if test is true.
 
::{{Par2|float|ec|c}}
:::distortion coefficient c at end step of test run.Value required only if test is true.
 
::{{Par2|int|nsteps|20}}
:::number of steps parameters a, b, c to reach values ea, eb and ec in test run..
 
::{{Par2|int|frame|0}}
:::frame number to be used in test run.
 
::{{Par2|int|color|0}}
:::color value as rrggbb to be used to mark distortion pattern in test run.
 
::{{Par2|float|vh|1.0}}
:::in case of cinemascope or other cases wherein width or height is elongated ratio of vertical to horizontal over normal.
 
::{{Par2|bool|ind|false}}
:::Does horizontal and vertical distortions have independent coefficients?.
 
::{{Par2|float|ya|a}}
:::distortion coefficient for vertical ya (in case ind = true)
 
::{{Par2|float|yb|b}}
:::distortion coefficient for vertical yb (in case ind = true).
 
::{{Par2|float|yc|c}}
:::distortion coefficient for vertical yc (in case ind = true).
 
::{{Par2|float|yea|a}}
:::distortion coefficient at end step for vertical yea (in case ind = true and test = true)
 
::{{Par2|float|yeb|b}}
:::distortion coefficient at end step for vertical yeb (in case ind = true and test = true).
 
::{{Par2|float|yec|c}}
:::distortion coefficient at end step for vertical yc (in case ind = true and test = true).
 
::{{Par2|bool|ypin|false}}
:::if vertical distortions have independent distortions, is it pin cushion type?.
 
 

== Examples ==

## This is some example code to test for an image with independent distortions.
Avisource("example.avi").converttoRGB32()

DeBarrel(test=true,pin=false, ind = true,a= 0.05,b= 0.011,c= 0.001, ea = .02, eb=0.012,ec= 0.001, ya= 0.1, yb= 0.011,yc= 0.001, yea= 0.01, yeb= 0.005, yec = 0.005 , ypin = true, color = $ffffff)


## This is another example.
Avisource("example.avi").converttoYV12()
DeBarrel(a = 0.005, b = 0.0015, c = 0.0025,pin = false))
 
 
-----------------------------------------------
'''Back to [[External_filters|External Filters]] ←'''

AdaptiveMedian

2014-11-21T12:19:36Z

Vcmohan:

{{FilterCat4|External_filters|Plugins|TODO|TODO}}

{{Filter3
|[http://www.avisynth.nl/users/vcmohan/ V.C.Mohan]
|1.0.0.0.0
|[http://www.avisynth.nl/users/vcmohan/AdaptiveMedian/AdaptiveMedian.zip AdaptiveMedian] and 2.6.0 alpha5 version URL -->[http://www.avisynth.nl/users/vcmohan/AdaptiveMedian/AdaptiveMedian_2_6.zip AdaptiveMedian]
|External filters
|[http://www.gnu.org/licenses/gpl-2.0.txt GPLv2]
|[http://forum.doom9.org/showthread.php?p=712586#post712586 AdaptiveMedian]}}

 
== Description ==

Median value in an adaptive size grid is used to clean impulse noise, smooth out other noise and reduce excessive thinning of edges and for a Full description [http://www.avisynth.nl/users/vcmohan/AdaptiveMedian/AdaptiveMedian.html click me].
 
 
== Requirements ==
* AviSynth 2.5.8 or [http://sourceforge.net/projects/avisynth2/files/AviSynth_Alpha_Releases/ 2.6.0 Alpha 5 or greater]
* Supported color formats: [[RGB24]], [[RGB32]], [[YUY2]], [[YV12]], *[[YV16]], *[[YV24]], *[[YV411]], *[[Y8]]
: * Not available in AviSynth 2.5.8.
* 
* 
* 
 

== [[Script variables|Syntax and Parameters]] ==
:{{Template:FuncDef|AdaptiveMedian (''clip'', ''int'' "sf", ''int'' "ef", ''int'' "maxgrid", ''bool'' "yy", ''bool'' "uu", ''bool'' "vv")}}
 
::{{Par2| |clip| }}
:::Input clip.
 
::{{Par2|int|sf|0}}
:::frame number from which this filter is to be applied .
 
::{{Par2|int|ef|last frame of input clip}}
:::frame number up to which this filter is to be applied
 
::{{Par2|int|maxgrid|5}}
:::grid size to get statistics can grow to this value starting from 3x3. Maximum value allowed is 9.
 
::{{Par2|bool|yy|true}}
:::In case of YUY2 or Planar format input, if yy is set true then y component is processed. For RGB ignored.
 
::{{Par2|bool|uu|false}}
:::In case of YUY2 or Planar format input, if uu is set true then u component is processed. For RGB ignored
 
::{{Par2|bool|vv|false}}
:::In case of YUY2 or Planar format input, if vv is set true then v component is processed. For RGB ignored.
 

== Examples ==

## This is some example code.
Avisource("example.avi").converttoRGB32()
AdaptiveMedian(maxgrid = 7)


## This is another example.
Avisource("example.avi").converttoYV12()
AdaptiveMedian(uu=true,vv=true)
 
 
-----------------------------------------------
'''Back to [[External_filters|External Filters]] ←'''

AdaptiveMedian

2014-11-21T12:06:43Z

Vcmohan: Created page with " {{FilterCat4|External_filters|Plugins|TODO|TODO}} {{Filter3 |V.C.Mohan |1.0.0.0.0 |<!-- download 2.5.8 versi..."

{{FilterCat4|External_filters|Plugins|TODO|TODO}}

{{Filter3
|V.C.Mohan
|1.0.0.0.0
|[http://www.avisynth.nl/users/vcmohan/AdaptiveMedian/AdaptiveMedian.zip AdaptiveMedian] and 2.6.0 alpha5 version URL -->[http://www.avisynth.nl/users/vcmohan/AdaptiveMedian/AdaptiveMedian_2_6.zip AdaptiveMedian]
|External filters
|[http://www.gnu.org/licenses/gpl-2.0.txt GPLv2]
|[http://forum.doom9.org/showthread.php?p=712586#post712586 AdaptiveMedian]}}

 
== Description ==

Median value in an adaptive size grid is used to clean impulse noise, smooth out other noise and reduce excessive thinning of edges and for a Full description [http://www.avisynth.nl/users/vcmohan/AdaptiveMedian/AdaptiveMedian.html click me].
 
 
== Requirements ==
* AviSynth 2.5.8 or [http://sourceforge.net/projects/avisynth2/files/AviSynth_Alpha_Releases/ 2.6.0 Alpha 5 or greater]
* Supported color formats: [[RGB24]], [[RGB32]], [[YUY2]], [[YV12]], *[[YV16]], *[[YV24]], *[[YV411]], *[[Y8]]
: * Not available in AviSynth 2.5.8.
* 
* 
* 
 

== [[Script variables|Syntax and Parameters]] ==
:{{Template:FuncDef|AdaptiveMedian (''clip'', ''int'' "sf", ''int'' "ef", ''int'' "maxgrid", ''bool'' "yy", ''bool'' "uu", ''bool'' "vv")}}
 
::{{Par2| |clip| }}
:::Input clip.
 
::{{Par2|int|sf|0}}
:::frame number from which this filter is to be applied .
 
::{{Par2|int|ef|last frame of input clip}}
:::frame number up to which this filter is to be applied
 
::{{Par2|int|maxgrid|5}}
:::grid size to get statistics can grow to this value starting from 3x3. Maximum value allowed is 9.
 
::{{Par2|bool|yy|true}}
:::In case of YUY2 or Planar format input, if yy is set true then y component is processed. For RGB ignored.
 
::{{Par2|bool|uu|false}}
:::In case of YUY2 or Planar format input, if uu is set true then u component is processed. For RGB ignored
 
::{{Par2|bool|vv|false}}
:::In case of YUY2 or Planar format input, if vv is set true then v component is processed. For RGB ignored.
 

== Examples ==

## This is some example code.
Avisource("example.avi").converttoRGB32()
AdaptiveMedian(maxgrid = 7)


## This is another example.
Avisource("example.avi").converttoYV12()
AdaptiveMedian(uu=true,vv=true)
 
 
-----------------------------------------------
'''Back to [[External_filters|External Filters]] ←'''