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# gpl: authors Carlos Padial, Turi Scandurra
import bpy
import os
from bpy.types import (
Operator,
Panel,
)
from bpy.props import IntProperty
import subprocess
from . import functions
proxy_qualities = [
("1", "25%", ""), ("2", "50%", ""),
("3", "75%", ""), ("4", "100%", ""),
("5", "none", "")
]
# Functions
def setup_proxy(context, strip, size):
preferences = context.preferences
prefs = preferences.addons[__package__].preferences
# set up proxy settings
strip.use_proxy = True
if prefs.use_bi_custom_directory:
strip.use_proxy_custom_directory = True
filename = strip.filepath.rpartition("/")[2].rpartition(".")[0]
strip.proxy.directory = bpy.path.relpath(prefs.proxy_dir + filename)
else:
strip.use_proxy_custom_directory = False
if strip.use_proxy_custom_file is True:
strip.use_proxy_custom_file = False
strip.proxy.quality = prefs.quality
strip.proxy.timecode = prefs.timecode
if size == 5:
strip.use_proxy = False
strip.proxy.build_25 = False
strip.proxy.build_50 = False
strip.proxy.build_75 = False
strip.proxy.build_100 = False
else:
proxysuffix = proxy_qualities[size - 1][1].split("%")[0]
if (proxysuffix == "25"):
strip.proxy.build_25 = True
if (proxysuffix == "50"):
strip.proxy.build_50 = True
if (proxysuffix == "75"):
strip.proxy.build_75 = True
if (proxysuffix == "100"):
strip.proxy.build_100 = True
return {"FINISHED"}
def create_proxy(context, strip, size, res):
# calculate proxy resolution
div = 4 / size
newres = (int(int(res[0]) / div), int(int(res[1]) / div))
preferences = context.preferences
proxy_dir = preferences.addons[__package__].preferences.proxy_dir
scripts = preferences.addons[__package__].preferences.proxy_scripts
ffmpeg_command = preferences.addons[__package__].preferences.ffmpeg_command
functions.create_folder(proxy_dir)
if scripts:
commands = []
# get filename
if strip.type == "MOVIE":
filename = bpy.path.abspath(strip.filepath)
proxysuffix = proxy_qualities[size - 1][1].split("%")[0]
proxy_dir = bpy.path.abspath(proxy_dir)
newfilename = os.path.join(proxy_dir, filename.rpartition("/")[2])
fileoutput = newfilename.rpartition(".")[0] + "-" + proxysuffix + ".avi"
# default value for ffmpeg_command = "fmpeg -i {} -vcodec mjpeg -qv 1 -s {}x{} -y {}"
command = ffmpeg_command.format(filename, newres[0], newres[1], fileoutput)
print(command)
if scripts:
commands.append(command)
else:
# check for existing file
if not os.path.isfile(fileoutput):
subprocess.call(command, shell=True)
else:
print("File already exists")
# set up proxy settings
strip.use_proxy = True
try:
strip.use_proxy_custom_file = True
strip.proxy.filepath = bpy.path.relpath(fileoutput)
except:
pass
if (proxysuffix == "25"):
strip.proxy.build_25 = True
if (proxysuffix == "50"):
strip.proxy.build_50 = True
if (proxysuffix == "75"):
strip.proxy.build_75 = True
if (proxysuffix == "100"):
strip.proxy.build_100 = True
if scripts:
return commands
else:
return None
def create_proxy_scripts(scripts_dir, commands, strip_name=None):
functions.create_folder(bpy.path.abspath(scripts_dir))
for i in commands:
# print(i)
filename = "{}/proxy_script_{}.sh".format(scripts_dir, strip_name)
text_file = open(bpy.path.abspath(filename), "w")
# print(filename)
text_file.write(i)
text_file.close()
# classes
class CreateProxyOperator(Operator):
bl_idname = "sequencer.create_proxy_operator"
bl_label = "Create Proxy"
bl_description = ("Use ffmpeg to create a proxy from video\n"
"and setup proxies for selected strip")
bl_options = {'REGISTER', 'UNDO'}
size: IntProperty(
name="Proxy Size",
default=1
)
@classmethod
def poll(self, context):
strip = functions.act_strip(context)
scn = context.scene
if scn and scn.sequence_editor and scn.sequence_editor.active_strip:
return strip.type in ('MOVIE')
else:
return False
def execute(self, context):
preferences = context.preferences
proxy_scripts_path = preferences.addons[__package__].preferences.proxy_scripts_path
for strip in context.selected_editable_sequences:
# get resolution from active strip
try:
bpy.ops.sequencerextra.read_exif()
except:
pass
sce = context.scene
try:
res = sce['metadata'][0]['Composite:ImageSize'].split("x")
except:
res = (sce.render.resolution_x, sce.render.resolution_y)
commands = create_proxy(context, strip, self.size, res)
if commands is None:
# Update scene
context.scene.update()
newstrip = context.scene.sequence_editor.active_strip
# deselect all other strips
for i in context.selected_editable_sequences:
if i.name != newstrip.name:
i.select = False
# Update scene
context.scene.update()
else:
create_proxy_scripts(proxy_scripts_path, commands, strip.name)
return {'FINISHED'}
class CreateBIProxyOperator(Operator):
bl_idname = "sequencer.create_bi_proxy_operator"
bl_label = "Create proxy with Blender Internal"
bl_description = "Use BI system to create a proxy"
bl_options = {'REGISTER', 'UNDO'}
size: IntProperty(
name="Proxy Size",
default=1
)
@classmethod
def poll(self, context):
strip = functions.act_strip(context)
scn = context.scene
if scn and scn.sequence_editor and scn.sequence_editor.active_strip:
return strip.type in ('MOVIE')
else:
return False
def execute(self, context):
try:
strips = functions.get_selected_strips(context)
for strip in strips:
# deselect all other strips
for i in strips:
i.select = False
# select current strip
strip.select = True
if strip.type == "MOVIE":
setup_proxy(context, strip, self.size)
except Exception as e:
functions.error_handlers(
self,
"sequencer.create_bi_proxy_operator", e,
"Create proxy with blender internal"
)
return {"CANCELLED"}
# select all strips again
for strip in strips:
try:
strip.select = True
except ReferenceError:
pass
bpy.ops.sequencer.reload()
return {'FINISHED'}
class CreateProxyToolPanel(Panel):
bl_label = "Proxy Tools"
bl_idname = "OBJECT_PT_ProxyTool"
bl_space_type = 'SEQUENCE_EDITOR'
bl_region_type = 'UI'
@classmethod
def poll(self, context):
if context.space_data.view_type in {'SEQUENCER',
'SEQUENCER_PREVIEW'}:
strip = functions.act_strip(context)
scn = context.scene
preferences = context.preferences
prefs = preferences.addons[__package__].preferences
if scn and scn.sequence_editor and scn.sequence_editor.active_strip:
if prefs.use_proxy_tools:
return strip.type in ('MOVIE')
else:
return False
def draw_header(self, context):
layout = self.layout
layout.label(text="", icon="AUTO")
def draw(self, context):
preferences = context.preferences
prefs = preferences.addons[__package__].preferences
layout = self.layout
layout.prop(prefs, "use_internal_proxy", text="Use BI proxy builder")
strip = functions.act_strip(context)
if prefs.use_internal_proxy:
layout = self.layout
row = layout.row(align=True)
row.prop(prefs, "use_bi_custom_directory")
if prefs.use_bi_custom_directory:
row.prop(prefs, "proxy_dir", text="")
filename = strip.filepath.rpartition("/")[2].rpartition(".")[0]
layout.label("sample dir: //" + bpy.path.abspath(prefs.proxy_dir + filename))
layout = self.layout
col = layout.column()
col.label(text="Build JPEG quality")
col.prop(prefs, "quality")
if strip.type == 'MOVIE':
col = layout.column()
col.label(text="Use timecode index:")
col.prop(prefs, "timecode")
layout = self.layout
layout.label("Setup and create BI proxy:")
row = layout.row(align=True)
for i in range(4):
proxysuffix = proxy_qualities[i][1]
row.operator("sequencer.create_bi_proxy_operator",
text=proxysuffix).size = i + 1
layout = self.layout
layout.operator("sequencer.create_bi_proxy_operator",
text="Clear proxy sizes").size = 5
else:
layout = self.layout
layout.prop(prefs, "proxy_dir", text="Path for proxies")
layout = self.layout
layout.label("Create and import proxy from clip:")
row = layout.row(align=True)
layout = self.layout
layout.prop(prefs, "ffmpeg_command", text="command")
layout.label("{} = filename, with, height, fileoutput")
label = prefs.ffmpeg_command.format("filename", "with", "height", "fileoutput")
layout.label(label)
for i in range(4):
proxysuffix = proxy_qualities[i][1]
row.operator("sequencer.create_proxy_operator",
text=proxysuffix).size = i + 1
layout = self.layout
layout.prop(prefs, "proxy_scripts")
if prefs.proxy_scripts:
layout = self.layout
layout.prop(prefs, "proxy_scripts_path", text="Path for scripts")
layout = self.layout
box = layout.box()
box.prop(context.space_data, "proxy_render_size")
box.operator("sequencer.rebuild_proxy", text="Rebuild Proxies and TC")
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