gxaudiovisualisation.py

7/22/2019 GXAudioVisualisation.py

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# by Gethiox, CC-BY, pre-beta-alpha version# version 0.31# 16.08.2013

import bpy

################ FILES ################

"""# "Bake Sound to F-Curves" doesn't support choosing audio chanels# from audio files like left or right channel, so if you want to have a# stereo visualisatnion, then You must separate your stereo audio file# to two mono files (e.g. in audacity), or You can use same file for# left and right channel"""

# left file chanel ("C:\Folder\music.flac" or "/media/music.ogg")file_l = "/media/music.ogg"# right file chanelfile_r = "/media/music.ogg"

#################

# basic options ##################

# always when you run script, you must delete# generated objects before you run script again

bake = 1 # bake sound to f-curves, 1=yes 0=no, useful for tesingstereo = 3 # channels to bake, 1=only left, 2=only right, 3=stereo

value_x = 8 # value of cubes on X axis (must be over 0!)value_y = 1 # value of cubes on Y axis (must be over 0!)space_x = 3 # space between objects in X axis (orgins)space_y = 3 # space betweeb objects in Y axis (orgins)

space_array = 1.3 # value of "Relative Offset" in array modifier, Z axisscale = [1,0.8,0.5] # Dimensions of the cube (default object)

s = 1 # Start frame of visualisationoffset = 1 # delay in frames between changes 'count' value of array modificator (jumps, strobe effect)center_space = 1 # adding some space between right and left row of the visualisationslash = 0 # adding transform for objects in X axis line, looks like "V" char

drivmod = 20.0 # driver "amplifier" (Imprecise column height)low = 200 # min freq, doesn't work yet (removed broken code)

herz = 20000 # max frequency value, dafault 20000question = 1 # 1-exponential frequency, 2-linear frequency

# magic, i don't know how exactly it works# just kidding, I know but I can't explain itpow = (8/value_x)+1 # parametr for "parabolic with frequency" (?)

# less important settingsouu = -1 # offset for emptys in Z axis range


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######################### end of basic options #########################

def drivering(): obj = bpy.data.objects[nc + "_" + ny + "_" + nx] mdf = obj.modifiers['Array'].driver_add('count') drv = mdf.driver drv.type = 'AVERAGE' var = drv.variables.new() var.name = 'name' var.type = 'TRANSFORMS' targ = var.targets[0] targ.id = bpy.data.objects[no + "_" + ny + "_" + nx] targ.transform_type = 'SCALE_Z' targ.bone_target = 'Driver' fmod = mdf.modifiers[0] fmod.poly_order = 1 if question == 2: fmod.coefficients = (0.0, drivmod+(2*(rx+1))) else: fmod.coefficients = (0.0, drivmod)

def curve_modifier():

bpy.data.objects[no + "_" + ny + "_" + nx].animation_data.action.fcurves[2].modifiers.new('STEPPED') bpy.data.objects[no + "_" + ny + "_" + nx].animation_data.action.fcurves[2].modifiers.active.frame_step = offset

########## RIGHT ##########

if stereo == 2 or stereo == 3: float_rx = 0 + center_space float_ry = 0 step = 0

start = s for ry in range(0, value_y): for rx in range(0, value_x): bpy.context.scene.frame_current = start bpy.ops.object.add(location=(float_rx + space_x/2, float_ry, ouu)) bpy.ops.anim.keyframe_insert_menu(type='Scaling') bpy.context.area.type = 'GRAPH_EDITOR' step2 = step if bake == 1: if question == 1: step = herz for what in range (0, value_x-rx): step = step / pow

bpy.ops.graph.sound_bake(filepath=file_r, low=(step2), high=step) elif question == 2:

step = (rx+1)*(herz/value_x) bpy.ops.graph.sound_bake(filepath=file_r, low=(step2), high=step) bpy.context.area.type = 'TEXT_EDITOR' nx = rx + 1; nx = str(nx) ny = ry + 1; ny = str(ny) no = "obj_R"


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bpy.context.active_object.name = (no + "_" + ny + "_" + nx) bpy.data.objects[no + "_" + ny + "_" + nx].animation_data.action.fcurves[0].hide = True bpy.data.objects[no + "_" + ny + "_" + nx].animation_data.action.fcurves[1].hide = True bpy.ops.mesh.primitive_cube_add(location=(float_rx + space_x/2, float_ry, 0)) bpy.ops.transform.resize(value=(scale[0],scale[1],scale[2])) bpy.ops.object.transform_apply(scale=True) nc = "cub_R" bpy.context.active_object.name = (nc + "_" + ny + "_" + nx) if bake == 1: bpy.ops.object.modifier_add(type='ARRAY') bpy.context.active_object.modifiers['Array'].relative_offset_displace[0] = 0 bpy.context.active_object.modifiers['Array'].relative_offset_displace[2] = space_array drivering() if offset >= 2: curve_modifier() float_rx = float_rx+space_x float_ry = float_ry+slash float_ry = float_ry+space_y-(slash*value_x) float_rx = float_rx - space_x * value_x

start = start+offset step = 0

######### LEFT #########

if stereo == 1 or stereo == 3: float_rx = 0 + center_space float_ry = 0 step = 0 start = s for ry in range(0, value_y):

for rx in range(0, value_x): bpy.context.scene.frame_current = start bpy.ops.object.add(location=(-float_rx - space_x/2, float_ry, ouu)) bpy.ops.anim.keyframe_insert_menu(type='Scaling') bpy.context.area.type = 'GRAPH_EDITOR' step2 = step if bake == 1: if question == 1: step = herz for what in range (0, value_x-rx): step = step / pow bpy.ops.graph.sound_bake(filepath=file_l, low=(step2), high=step)

elif question == 2: step = (rx+1)*(herz/value_x) bpy.ops.graph.sound_bake(filepath=file_l, low=(step2), high=step) bpy.context.area.type = 'TEXT_EDITOR' nx = rx + 1; nx = str(nx) ny = ry + 1; ny = str(ny) no = "obj_L" bpy.context.active_object.name = (no + "_" + ny + "_" + nx) bpy.data.objects[no + "_" + ny + "_" + nx].animation_data.action.fc


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urves[0].hide = True bpy.data.objects[no + "_" + ny + "_" + nx].animation_data.action.fcurves[1].hide = True bpy.ops.mesh.primitive_cube_add(location=(-float_rx - space_x/2, float_ry, 0)) bpy.ops.transform.resize(value=(scale[0],scale[1],scale[2])) bpy.ops.object.transform_apply(scale=True) nc = "cub_L" bpy.context.active_object.name = (nc + "_" + ny + "_" + nx) if bake == 1: bpy.ops.object.modifier_add(type='ARRAY') bpy.context.active_object.modifiers['Array'].relative_offset_displace[0] = 0 bpy.context.active_object.modifiers['Array'].relative_offset_displace[2] = space_array drivering() if offset >= 2: curve_modifier() float_rx = float_rx+space_x float_ry = float_ry+slash float_ry = float_ry+space_y-(slash*value_x)

float_rx = float_rx - space_x * value_x start = start+offset step = 0

gxaudiovisualisation.py

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