Addon to manipulate the strip in the Blender VSE
How to use: T add a tranform effect to the strip(s) A select and deselect all strip Q for the strip opacity (alpha), work with ctrl and value too. ALT + Q Reinit Alpha. C : show the crop funtionnalitie, C again close it grab the corner or the cross to setup the crop. ALT + C: Reinit Crop.
G, R, S grab rotate scale the strip(s) ALT + G or R or S reinit the values of the strip(s) CTRL + G or R or S incerment the value. SHIFT + G or R or S change the value but slower. X or Y constraint an axis for Grab and Scale only MMB show axis to choose the axis constraint with MMB [0..9] [.][-] cahnge the value with numpad.
LMB or RMB (like in user pref) select a strip SHIFT + LMB or RMB select more strip ALT + LMB or RMB show a menu to select a strip under the mouse SHIFT + ALT + LMB or RMB show a menu to select more a strip under the mouse CTRL + LMB place the cursor2D.