mirror of https://github.com/n00mkrad/flowframes
190 lines
6.6 KiB
Python
190 lines
6.6 KiB
Python
import sys
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import io
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import os
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import cv2
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import torch
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import argparse
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import numpy as np
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from torch.nn import functional as F
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import warnings
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import _thread
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import skvideo.io
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from queue import Queue, Empty
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import shutil
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import base64
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warnings.filterwarnings("ignore")
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abspath = os.path.abspath(__file__)
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dname = os.path.dirname(abspath)
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print("Changing working dir to {0}".format(dname))
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os.chdir(os.path.dirname(dname))
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print("Added {0} to temporary PATH".format(dname))
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sys.path.append(dname)
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parser = argparse.ArgumentParser(description='Interpolation for a pair of images')
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parser.add_argument('--input', dest='input', type=str, default=None)
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parser.add_argument('--output', required=False, default='frames-interpolated')
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parser.add_argument('--model', required=False, default='models')
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parser.add_argument('--imgformat', default="png")
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parser.add_argument('--rbuffer', dest='rbuffer', type=int, default=200)
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parser.add_argument('--wthreads', dest='wthreads', type=int, default=4)
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parser.add_argument('--fp16', dest='fp16', action='store_true', help='half-precision mode')
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parser.add_argument('--UHD', dest='UHD', action='store_true', help='support 4k video')
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parser.add_argument('--scale', dest='scale', type=float, default=1.0, help='Try scale=0.5 for 4k video')
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parser.add_argument('--exp', dest='exp', type=int, default=1)
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args = parser.parse_args()
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assert (not args.input is None)
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if args.UHD and args.scale==1.0:
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args.scale = 0.5
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assert args.scale in [0.25, 0.5, 1.0, 2.0, 4.0]
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
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torch.set_grad_enabled(False)
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if torch.cuda.is_available():
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torch.backends.cudnn.enabled = True
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torch.backends.cudnn.benchmark = True
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if(args.fp16):
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torch.set_default_tensor_type(torch.cuda.HalfTensor)
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print("RIFE is running in FP16 mode.")
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else:
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print("WARNING: CUDA is not available, RIFE is running on CPU! [ff:nocuda-cpu]")
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try:
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print("\nSystem Info:")
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print("Python: {} - Pytorch: {} - cuDNN: {}".format(sys.version, torch.__version__, torch.backends.cudnn.version()))
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print("Hardware Acceleration: Using {} device(s), first is {}".format( torch.cuda.device_count(), torch.cuda.get_device_name(0)))
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except:
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print("Failed to get hardware info!")
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try:
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try:
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print(f"Trying to load v3 (new) model from {os.path.join(dname, args.model)}")
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from model.RIFE_HDv3 import Model
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model = Model()
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model.load_model(os.path.join(dname, args.model), -1)
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print("Loaded v3.x HD model.")
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except:
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try:
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print(f"Trying to load v3 (legacy) model from {os.path.join(dname, args.model)}")
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from model_v3_legacy.RIFE_HDv3 import Model
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model = Model()
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model.load_model(os.path.join(dname, args.model), -1)
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print("Loaded v3.x HD model.")
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except:
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print(f"Trying to load v2 model from {os.path.join(dname, args.model)}")
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from model.RIFE_HDv2 import Model
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model = Model()
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model.load_model(os.path.join(dname, args.model), -1)
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print("Loaded v2.x HD model.")
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except:
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print(f"Trying to load v1 model from {os.path.join(dname, args.model)}")
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from model.RIFE_HD import Model
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model = Model()
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model.load_model(os.path.join(dname, args.model), -1)
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print("Loaded v1.x HD model")
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model.eval()
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model.device()
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path = args.input
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name = os.path.basename(path)
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interp_output_path = (args.output).join(path.rsplit(name, 1))
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print("interp_output_path: " + interp_output_path)
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cnt = 1
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videogen = []
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for f in os.listdir(args.input):
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if 'png' in f or 'jpg' in f:
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videogen.append(f)
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tot_frame = len(videogen)
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videogen.sort(key= lambda x:int(x[:-4]))
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img_path = os.path.join(args.input, videogen[0])
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lastframe = cv2.imdecode(np.fromfile(img_path, dtype=np.uint8), cv2.IMREAD_UNCHANGED)[:, :, ::-1].copy()
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videogen = videogen[1:]
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h, w, _ = lastframe.shape
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vid_out = None
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if not os.path.exists(interp_output_path):
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os.mkdir(interp_output_path)
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def clear_write_buffer(user_args, write_buffer, thread_id):
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os.chdir(interp_output_path)
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while True:
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item = write_buffer.get()
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if item is None:
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break
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frameNum = item[0]
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img = item[1]
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print('[T{}] => {:0>8d}.{}'.format(thread_id, frameNum, args.imgformat))
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#imgBytes = base64.b64encode(cv2.imencode(f'.{args.imgformat}', img[:, :, ::-1], [cv2.IMWRITE_PNG_COMPRESSION, 2])[1].tostring())
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#print(f"{frameNum:08}:"+ imgBytes.decode('utf-8') + "\n\n\n\n")
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cv2.imwrite('{:0>8d}.{}'.format(frameNum, args.imgformat), img[:, :, ::-1], [cv2.IMWRITE_PNG_COMPRESSION, 2])
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def build_read_buffer(user_args, read_buffer, videogen):
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for frame in videogen:
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if not user_args.input is None:
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img_path = os.path.join(user_args.input, frame)
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frame = cv2.imdecode(np.fromfile(img_path, dtype=np.uint8), cv2.IMREAD_UNCHANGED)[:, :, ::-1].copy()
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read_buffer.put(frame)
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read_buffer.put(None)
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def make_inference(I0, I1, exp):
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global model
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middle = model.inference(I0, I1, args.scale)
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if exp == 1:
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return [middle]
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first_half = make_inference(I0, middle, exp=exp - 1)
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second_half = make_inference(middle, I1, exp=exp - 1)
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return [*first_half, middle, *second_half]
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def pad_image(img):
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if(args.fp16):
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return F.pad(img, padding).half()
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else:
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return F.pad(img, padding)
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if args.UHD:
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print("UHD mode enabled.")
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ph = ((h - 1) // 64 + 1) * 64
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pw = ((w - 1) // 64 + 1) * 64
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else:
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ph = ((h - 1) // 32 + 1) * 32
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pw = ((w - 1) // 32 + 1) * 32
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padding = (0, pw - w, 0, ph - h)
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write_buffer = Queue(maxsize=args.rbuffer)
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read_buffer = Queue(maxsize=args.rbuffer)
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_thread.start_new_thread(build_read_buffer, (args, read_buffer, videogen))
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for x in range(args.wthreads):
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_thread.start_new_thread(clear_write_buffer, (args, write_buffer, x))
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I1 = torch.from_numpy(np.transpose(lastframe, (2,0,1))).to(device, non_blocking=True).unsqueeze(0).float() / 255.
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I1 = pad_image(I1)
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while True:
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frame = read_buffer.get()
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if frame is None:
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break
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I0 = I1
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I1 = torch.from_numpy(np.transpose(frame, (2,0,1))).to(device, non_blocking=True).unsqueeze(0).float() / 255.
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I1 = pad_image(I1)
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output = make_inference(I0, I1, args.exp)
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write_buffer.put([cnt, lastframe])
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cnt += 1
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for mid in output:
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mid = (((mid[0] * 255.).byte().cpu().numpy().transpose(1, 2, 0)))
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# print(f"Adding #{cnt} to buffer.")
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write_buffer.put([cnt, mid[:h, :w]])
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cnt += 1
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lastframe = frame
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write_buffer.put([cnt, lastframe])
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import time
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while(not write_buffer.empty()):
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time.sleep(0.2)
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time.sleep(0.5)
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