def getFrameRate(self):
"""
Extracts the FPS from the physical file on first call and returns
the cached value thereafter as a float. Requires ffmpeg
"""
if not self._fps:
ffmpegParser = FFMPEG(
ffmpeg=self.settings.get('paths_ffmpeg'),
closeFDs=(type(self._platform) != util.WindowsPlatform)) # close_fds borked on windows
try:
metadata = ffmpegParser.get_metadata(self.getLocalPath())
except:
log.exception('ffmpeg parsing failed')
metadata = None
log.debug('ffmpeg metadata for %s = %s' % (self.getLocalPath(), metadata))
if metadata:
self._fps = float(metadata.frame_rate)
else:
self._fps = 29.97
log.error("""Could not determine FPS for file %s so defaulting to %s FPS.
Make sure you have the ffmpeg executable in your path.
Commercial skipping may be inaccurate""" % (self._fps, self.getLocalPath()))
ui.showPopup('Error', 'FFMpeg could not determine framerate. Comm skip may be inaccurate')
return self._fps
def build(self, movie, **kwargs):
if movie == FFMPEG.getTypeName():
return FFMPEG(**kwargs)
elif self._factory:
return self._factory.build(movie, **kwargs)
else:
raise MovieFactoryException('movie encoder: \"' + movie + '\" is not supported')
def main():
"""Main controller for Video2X
This function controls the flow of video conversion
and handles all necessary functions.
"""
if args.cpu:
method = "cpu"
elif args.gpu:
method = "gpu"
elif args.cudnn:
method = "cudnn"
fm = FFMPEG("\"" + FFMPEG_PATH + "ffmpeg.exe\"", args.output)
w2 = WAIFU2X(WAIFU2X_PATH, method)
# Extract Frames
if not os.path.isdir(FOLDERIN):
os.mkdir(FOLDERIN)
fm.extract_frames(args.video, FOLDERIN)
info = get_vid_info()
# Framerate is read as fraction from the json dictionary
width, height, framerate = info["streams"][0]["width"], info["streams"][0]["height"], float(Fraction(info["streams"][0]["avg_frame_rate"]))
print("Framerate: ", framerate)
final_resolution = str(width * int(args.factor)) + "x" + str(height * int(args.factor))
# Upscale Frames
if not os.path.isdir(FOLDEROUT):
os.mkdir(FOLDEROUT)
w2.upscale(FOLDERIN, FOLDEROUT, int(args.factor) * width, int(args.factor) * height)
# Frames to Video
fm.to_vid(framerate, final_resolution, FOLDEROUT)
# Extract and press audio in
fm.extract_audio(args.video, FOLDEROUT)
fm.insert_audio_track("output.mp4", FOLDEROUT)
def video2x():
"""Main controller for Video2X
This function controls the flow of video conversion
and handles all necessary functions.
"""
check_model_type(args)
if args.cpu:
method = 'cpu'
elif args.gpu:
method = 'gpu'
elif args.cudnn:
method = 'cudnn'
fm = FFMPEG('\"' + FFMPEG_PATH + 'ffmpeg.exe\"', args.output)
w2 = WAIFU2X(WAIFU2X_PATH, method, args.model_type)
# Clear and create directories
if os.path.isdir(FRAMES):
shutil.rmtree(FRAMES)
if os.path.isdir(UPSCALED):
shutil.rmtree(UPSCALED)
os.mkdir(FRAMES)
os.mkdir(UPSCALED)
# Extract frames from video
fm.extract_frames(args.video, FRAMES)
info = get_vid_info()
# Analyze original video with ffprobe and retrieve framerate
width, height, framerate = info['streams'][0]['width'], info['streams'][0][
'height'], float(Fraction(info['streams'][0]['avg_frame_rate']))
avalon.info('Framerate: {}'.format(framerate))
final_resolution = str(width * int(args.factor)) + \
'x' + str(height * int(args.factor))
# Upscale images one by one using waifu2x
avalon.info('Starting to upscale extracted images')
for (dirpath, dirnames, filenames) in os.walk(FRAMES):
file_list = tqdm(filenames, ascii=True)
for file in file_list:
if file[-4:].lower() == '.png':
image_path = '{}\\{}'.format(dirpath, file)
file_list.set_description('Upscaling: {}'.format(file))
# avalon.dbgInfo('Upscaling: {}'.format(image_path))
w2.upscale(image_path, UPSCALED,
int(args.factor) * width,
int(args.factor) * height)
avalon.info('Extraction complete')
# Frames to Video
avalon.info('Converting extracted frames into video')
fm.to_vid(framerate, final_resolution, UPSCALED)
# Extract and press audio in
avalon.info('Stripping audio track from original video')
fm.extract_audio(args.video, UPSCALED)
avalon.info('Inserting audio track into new video')
fm.insert_audio_track(UPSCALED)