def create_video_queue_segment(project: Project,
split_locations: List[int]) -> List[Chunk]:
"""
Create a list of chunks using segmented files
:param project: Project
:param split_locations: a list of frames to split on
:return: A list of chunks
"""
# segment into separate files
segment(project.input, project.temp, split_locations)
# get the names of all the split files
source_path = project.temp / 'split'
queue_files = [x for x in source_path.iterdir() if x.suffix == '.mkv']
queue_files.sort(key=lambda p: p.stem)
if len(queue_files) == 0:
er = 'Error: No files found in temp/split, probably splitting not working'
print(er)
log(er)
terminate()
chunk_queue = [
create_chunk_from_segment(project, index, file)
for index, file in enumerate(queue_files)
]
return chunk_queue
def create_video_queue_hybrid(project: Project,
split_locations: List[int]) -> List[Chunk]:
"""
Create list of chunks using hybrid segment-select approach
:param project: the Project
:param split_locations: a list of frames to split on
:return: A list of chunks
"""
keyframes = get_keyframes(project.input)
end = [project.get_frames()]
splits = [0] + split_locations + end
segments_list = list(zip(splits, splits[1:]))
to_split = [x for x in keyframes if x in splits]
segments = []
# Make segments
segment(project.input, project.temp, to_split[1:])
source_path = project.temp / 'split'
queue_files = [x for x in source_path.iterdir() if x.suffix == '.mkv']
queue_files.sort(key=lambda p: p.stem)
kf_list = list(zip(to_split, to_split[1:] + end))
for f, (x, y) in zip(queue_files, kf_list):
to_add = [(f, [s[0] - x, s[1] - x]) for s in segments_list
if s[0] >= x and s[1] <= y and s[0] - x < s[1] - x]
segments.extend(to_add)
chunk_queue = [
create_select_chunk(project, index, file, *cb)
for index, (file, cb) in enumerate(segments)
]
return chunk_queue