A more advanced camera shake generator for Nuke that combines up to 3 shakes of different frequencies and amplitudes. It also provides an auto-scale function and a shake curve preview.

CS_CameraShake.tcl

set cut_paste_input [stack 0]
version 10.5 v3
push $cut_paste_input
Group {
 name CS_CameraShake1
 tile_color 0x9c0000ff
 selected true
 xpos 2820
 ypos -1210
 addUserKnob {20 CS_CameraShake}
 addUserKnob {3 seed}
 seed 1234
 addUserKnob {26 shake1}
 addUserKnob {14 amplitude1 R 0 100}
 amplitude1 10
 addUserKnob {7 frequency1}
 frequency1 0.01
 addUserKnob {6 disable_shake1 l disable +STARTLINE}
 addUserKnob {26 shake2}
 addUserKnob {14 amplitude2 R 0 100}
 amplitude2 5
 addUserKnob {7 frequency2}
 frequency2 0.1
 addUserKnob {6 disable_shake2 l disable +STARTLINE}
 addUserKnob {26 shake3}
 addUserKnob {14 amplitude3 R 0 100}
 amplitude3 1
 addUserKnob {7 frequency3}
 frequency3 0.5
 addUserKnob {6 disable_shake3 l disable +STARTLINE}
 addUserKnob {26 ""}
 addUserKnob {12 result}
 result {{"(Transform1.disable ? 0 : Transform1.translate) + (Transform2.disable ? 0 : Transform2.translate) + (Transform3.disable ? 0 : Transform3.translate)"} {"(Transform1.disable ? 0 : Transform1.translate) + (Transform2.disable ? 0 : Transform2.translate) + (Transform3.disable ? 0 : Transform3.translate)"}}
 addUserKnob {26 ""}
 addUserKnob {6 autoscale +STARTLINE}
 autoscale true
 addUserKnob {20 post_transform l "post transform" n 1}
 post_transform 0
 addUserKnob {41 translate T Transform5.translate}
 addUserKnob {41 rotate T Transform5.rotate}
 addUserKnob {41 scale T Transform5.scale}
 addUserKnob {41 skewX l "skew X" T Transform5.skewX}
 addUserKnob {41 skewY l "skew Y" T Transform5.skewY}
 addUserKnob {41 skew_order l "skew order" T Transform5.skew_order}
 addUserKnob {41 center T Transform5.center}
 addUserKnob {41 invert_matrix l invert T Transform5.invert_matrix}
 addUserKnob {20 endGroup n -1}
 addUserKnob {26 ""}
 addUserKnob {41 filter T Transform5.filter}
 addUserKnob {41 clamp -STARTLINE T Transform5.clamp}
 addUserKnob {41 black_outside l "black outside" -STARTLINE T Transform5.black_outside}
 addUserKnob {41 motionblur T Transform5.motionblur}
 addUserKnob {41 shutter T Transform5.shutter}
 addUserKnob {41 shutteroffset l "shutter offset" T Transform5.shutteroffset}
 addUserKnob {41 shuttercustomoffset l "" -STARTLINE T Transform5.shuttercustomoffset}
}
 Input {
  inputs 0
  name Input
  xpos -40
  ypos 14
 }
 Transform {
  translate {{"noise(frame * frequency1, 123, seed) * amplitude1 * 2"} {"noise(frame * frequency1, 234, seed) * amplitude1 * 2"}}
  center {960 540}
  black_outside false
  name Transform1
  xpos -40
  ypos 86
  disable {{disable_shake1}}
 }
 Transform {
  translate {{"noise(frame * frequency2, 345, seed) * amplitude2 * 2"} {"noise(frame * frequency2, 456, seed) * amplitude2 * 2"}}
  center {960 540}
  black_outside false
  name Transform2
  xpos -40
  ypos 134
  disable {{disable_shake2}}
 }
 Transform {
  translate {{"noise(frame * frequency3, 567, seed) * amplitude3 * 2"} {"noise(frame * frequency3, 678, seed) * amplitude3 * 2"}}
  center {960 540}
  black_outside false
  name Transform3
  xpos -40
  ypos 182
  disable {{disable_shake3}}
 }
 Transform {
  scale {{"max((width + (abs(amplitude1.w) + abs(amplitude2.w) + abs(amplitude3.w)) * 2) / width, (height + (abs(amplitude1.h) + abs(amplitude2.h) + abs(amplitude3.h)) * 2) / height)"}}
  center {{"width / 2"} {"height / 2"}}
  black_outside false
  name Transform4
  xpos -40
  ypos 230
  disable {{!autoscale}}
 }
 Transform {
  center {960 540}
  black_outside false
  motionblur 1
  shutteroffset centred
  name Transform5
  xpos -40
  ypos 278
 }
 Output {
  name Output
  xpos -40
  ypos 348
 }
end_group