208 lines
7.4 KiB
Python
208 lines
7.4 KiB
Python
import bpy, os, sys, re, platform, subprocess
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import numpy as np
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class TLM_OIDN_Denoise:
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image_array = []
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image_output_destination = ""
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denoised_array = []
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def __init__(self, oidnProperties, img_array, dirpath):
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self.oidnProperties = oidnProperties
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self.image_array = img_array
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self.image_output_destination = dirpath
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self.check_binary()
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def check_binary(self):
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oidnPath = self.oidnProperties.tlm_oidn_path
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if oidnPath != "":
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file = oidnPath
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filename, file_extension = os.path.splitext(file)
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if platform.system() == 'Windows':
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if(file_extension == ".exe"):
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pass
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else:
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self.oidnProperties.tlm_oidn_path = os.path.join(self.oidnProperties.tlm_oidn_path,"oidnDenoise.exe")
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else:
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if bpy.context.scene.TLM_SceneProperties.tlm_verbose:
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print("Please provide OIDN path")
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def denoise(self):
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for image in self.image_array:
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if image not in self.denoised_array:
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image_path = os.path.join(self.image_output_destination, image)
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#Save to pfm
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loaded_image = bpy.data.images.load(image_path, check_existing=False)
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width = loaded_image.size[0]
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height = loaded_image.size[1]
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image_output_array = np.zeros([width, height, 3], dtype="float32")
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image_output_array = np.array(loaded_image.pixels)
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image_output_array = image_output_array.reshape(height, width, 4)
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image_output_array = np.float32(image_output_array[:,:,:3])
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image_output_denoise_destination = image_path[:-4] + ".pfm"
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image_output_denoise_result_destination = image_path[:-4] + "_denoised.pfm"
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with open(image_output_denoise_destination, "wb") as fileWritePFM:
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self.save_pfm(fileWritePFM, image_output_array)
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#Denoise
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if bpy.context.scene.TLM_SceneProperties.tlm_verbose:
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print("Loaded image: " + str(loaded_image))
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verbose = self.oidnProperties.tlm_oidn_verbose
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affinity = self.oidnProperties.tlm_oidn_affinity
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if verbose:
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print("Denoiser search: " + bpy.path.abspath(self.oidnProperties.tlm_oidn_path))
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v = "3"
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else:
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v = "0"
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if affinity:
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a = "1"
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else:
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a = "0"
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threads = str(self.oidnProperties.tlm_oidn_threads)
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maxmem = str(self.oidnProperties.tlm_oidn_maxmem)
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if platform.system() == 'Windows':
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oidnPath = bpy.path.abspath(self.oidnProperties.tlm_oidn_path)
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pipePath = [oidnPath, '-f', 'RTLightmap', '-hdr', image_output_denoise_destination, '-o', image_output_denoise_result_destination, '-verbose', v, '-threads', threads, '-affinity', a, '-maxmem', maxmem]
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elif platform.system() == 'Darwin':
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oidnPath = bpy.path.abspath(self.oidnProperties.tlm_oidn_path)
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pipePath = [oidnPath + ' -f ' + ' RTLightmap ' + ' -hdr ' + image_output_denoise_destination + ' -o ' + image_output_denoise_result_destination + ' -verbose ' + v]
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else:
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oidnPath = bpy.path.abspath(self.oidnProperties.tlm_oidn_path)
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oidnPath = oidnPath.replace(' ', '\\ ')
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image_output_denoise_destination = image_output_denoise_destination.replace(' ', '\\ ')
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image_output_denoise_result_destination = image_output_denoise_result_destination.replace(' ', '\\ ')
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pipePath = [oidnPath + ' -f ' + ' RTLightmap ' + ' -hdr ' + image_output_denoise_destination + ' -o ' + image_output_denoise_result_destination + ' -verbose ' + v]
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if not verbose:
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denoisePipe = subprocess.Popen(pipePath, stdout=subprocess.PIPE, stderr=None, shell=True)
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else:
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denoisePipe = subprocess.Popen(pipePath, shell=True)
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denoisePipe.communicate()[0]
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if platform.system() != 'Windows':
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image_output_denoise_result_destination = image_output_denoise_result_destination.replace('\\', '')
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with open(image_output_denoise_result_destination, "rb") as f:
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denoise_data, scale = self.load_pfm(f)
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ndata = np.array(denoise_data)
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ndata2 = np.dstack((ndata, np.ones((width,height))))
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img_array = ndata2.ravel()
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loaded_image.pixels = img_array
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loaded_image.filepath_raw = image_output_denoise_result_destination = image_path[:-10] + "_denoised.hdr"
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loaded_image.file_format = "HDR"
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loaded_image.save()
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self.denoised_array.append(image)
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print(image_path)
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def clean(self):
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self.denoised_array.clear()
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self.image_array.clear()
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for file in self.image_output_destination:
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if file.endswith("_baked.hdr"):
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baked_image_array.append(file)
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#self.image_output_destination
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#Clean temporary files here..
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#...pfm
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#...denoised.hdr
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def load_pfm(self, file, as_flat_list=False):
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#start = time()
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header = file.readline().decode("utf-8").rstrip()
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if header == "PF":
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color = True
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elif header == "Pf":
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color = False
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else:
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raise Exception("Not a PFM file.")
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dim_match = re.match(r"^(\d+)\s(\d+)\s$", file.readline().decode("utf-8"))
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if dim_match:
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width, height = map(int, dim_match.groups())
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else:
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raise Exception("Malformed PFM header.")
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scale = float(file.readline().decode("utf-8").rstrip())
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if scale < 0: # little-endian
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endian = "<"
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scale = -scale
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else:
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endian = ">" # big-endian
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data = np.fromfile(file, endian + "f")
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shape = (height, width, 3) if color else (height, width)
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if as_flat_list:
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result = data
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else:
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result = np.reshape(data, shape)
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#print("PFM import took %.3f s" % (time() - start))
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return result, scale
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def save_pfm(self, file, image, scale=1):
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#start = time()
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if image.dtype.name != "float32":
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raise Exception("Image dtype must be float32 (got %s)" % image.dtype.name)
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if len(image.shape) == 3 and image.shape[2] == 3: # color image
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color = True
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elif len(image.shape) == 2 or len(image.shape) == 3 and image.shape[2] == 1: # greyscale
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color = False
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else:
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raise Exception("Image must have H x W x 3, H x W x 1 or H x W dimensions.")
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file.write(b"PF\n" if color else b"Pf\n")
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file.write(b"%d %d\n" % (image.shape[1], image.shape[0]))
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endian = image.dtype.byteorder
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if endian == "<" or endian == "=" and sys.byteorder == "little":
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scale = -scale
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file.write(b"%f\n" % scale)
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image.tofile(file)
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#print("PFM export took %.3f s" % (time() - start))
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