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import os
import argparse
from tqdm import tqdm
START = 00
FOLDER = "chunks"
def seconds_to_hms(seconds):
hour = 00
minute = 00
second = seconds
while second >= 60:
minute += 1
second -= 60
while minute >= 60:
hour += 1
minute -= 60
return hour, minute, second
def hms_to_seconds(hour, minute, second):
return hour*3600 + minute*60 + second
def main(args):
input = args.input
# name, extension = input.split(".")
path, filename = os.path.split(input)
name, extension = os.path.splitext(filename)
seconds = int(args.seconds)
# Get audio duration in seconds
duration = float(os.popen(f'ffprobe -v error -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 {input}').read())
hour, minute, second = seconds_to_hms(int(duration))
# Number of chunks
num_chunks = -(-int(duration) // seconds) # Redondeo hacia arriba
# Slice audio into seconds chunks
hour, minute, second = seconds_to_hms(seconds) # Duration of each chunk
output_files = []
progress_bar = tqdm(total=num_chunks, desc="Slice audio into chunks progress")
for chunk in range(num_chunks):
start_time = chunk * seconds
hour_start, minute_start, second_start = seconds_to_hms(start_time) # Start time of each chunk
if start_time + seconds > duration:
hour, minute, second = seconds_to_hms(duration - start_time)
else:
hour, minute, second = seconds_to_hms(seconds)
output = f"{FOLDER}/{name}_chunk{chunk:003d}{extension}"
if start_time + seconds > duration:
command = f'ffmpeg -i {input} -ss {hour_start:02d}:{minute_start:02d}:{second_start:02d} -loglevel error {output}'
else:
command = f'ffmpeg -i {input} -ss {hour_start:02d}:{minute_start:02d}:{second_start:02d} -t {hour:02}:{minute:02}:{second:02} -loglevel error {output}'
os.system(command)
output_files.append(output)
progress_bar.update(1)
# write output files to a txt file
with open(f"{FOLDER}/output_files.txt", "w") as f:
for output_file in output_files:
f.write(f"{output_file}\n")
if __name__ == "__main__":
argparser = argparse.ArgumentParser(description='Slice audio into smaller chunks')
argparser.add_argument('input', help='Input audio file')
argparser.add_argument('seconds', help='Duration of each chunk in seconds')
args = argparser.parse_args()
main(args)
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