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133 | class ExtractPlayblast(
plugin.BlenderExtractor, publish.OptionalPyblishPluginMixin
):
"""
Extract viewport playblast.
Takes review camera and creates review Quicktime video based on viewport
capture.
"""
label = "Extract Playblast"
hosts = ["blender"]
families = ["review"]
optional = True
order = pyblish.api.ExtractorOrder + 0.01
presets = "{}"
def process(self, instance):
if not self.is_active(instance.data):
return
# get scene fps
fps = instance.data.get("fps")
if fps is None:
fps = bpy.context.scene.render.fps
instance.data["fps"] = fps
self.log.debug(f"fps: {fps}")
# If start and end frames cannot be determined,
# get them from Blender timeline.
start = instance.data.get("frameStart", bpy.context.scene.frame_start)
end = instance.data.get("frameEnd", bpy.context.scene.frame_end)
self.log.debug(f"start: {start}, end: {end}")
assert end >= start, "Invalid time range!"
# get cameras
camera = instance.data("review_camera", None)
# get isolate objects list
isolate = instance.data("isolate", None)
# get output path
stagingdir = self.staging_dir(instance)
folder_name = instance.data["folderEntity"]["name"]
product_name = instance.data["productName"]
filename = f"{folder_name}_{product_name}"
path = os.path.join(stagingdir, filename)
self.log.debug(f"Outputting images to {path}")
presets = json.loads(self.presets)
preset = presets.get("default")
preset.update({
"camera": camera,
"start_frame": start,
"end_frame": end,
"filename": path,
"overwrite": True,
"isolate": isolate,
})
preset.setdefault(
"image_settings",
{
"file_format": "PNG",
"color_mode": "RGB",
"color_depth": "8",
"compression": 15,
},
)
with maintained_time():
path = capture(**preset)
self.log.debug(f"playblast path {path}")
collected_files = os.listdir(stagingdir)
collections, remainder = clique.assemble(
collected_files,
patterns=[f"{filename}\\.{clique.DIGITS_PATTERN}\\.png$"],
minimum_items=1
)
if len(collections) > 1:
raise RuntimeError(
f"More than one collection found in stagingdir: {stagingdir}"
)
elif len(collections) == 0:
raise RuntimeError(
f"No collection found in stagingdir: {stagingdir}"
)
frame_collection = collections[0]
self.log.debug(f"Found collection of interest {frame_collection}")
# `instance.data["files"]` must be `str` if single frame
files = list(frame_collection)
if len(files) == 1:
files = files[0]
tags = ["review"]
if not instance.data.get("keepImages"):
tags.append("delete")
representation = {
"name": "png",
"ext": "png",
"files": files,
"stagingDir": stagingdir,
"frameStart": start,
"frameEnd": end,
"fps": fps,
"tags": tags,
"camera_name": camera
}
instance.data.setdefault("representations", []).append(representation)
|