Files
Zordon/lib/utilities/ffmpeg_helper.py
Brett Williams e6eb344d19 Wait for subjob completion and download render files to host (#17)
* Fix Blender image sequence -> video conversion and change video to use ProRes

* Wait for child jobs to complete

* Download and extract render files from subjobs

* Fix issue where zip was not removed

* Update client to use new method names in server proxy

* Fix minor download issue
2023-06-15 17:44:34 -05:00

19 lines
1.0 KiB
Python

import subprocess
from lib.engines.ffmpeg_engine import FFMPEG
def image_sequence_to_video(source_glob_pattern, output_path, framerate=24, encoder="prores_ks", profile=4):
subprocess.run([FFMPEG.renderer_path(), "-framerate", str(framerate), "-i", f"{source_glob_pattern}",
"-c:v", encoder, "-profile:v", str(profile), '-pix_fmt', 'yuva444p10le', output_path], check=True)
def save_first_frame(source_path, dest_path, max_width=1280):
subprocess.run([FFMPEG.renderer_path(), '-i', source_path, '-vf', f'scale={max_width}:-1',
'-vframes', '1', dest_path], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL, check=True)
def generate_thumbnail(source_path, dest_path, max_width=240, fps=12):
subprocess.run([FFMPEG.renderer_path(), '-i', source_path, '-vf',
f"scale={max_width}:trunc(ow/a/2)*2,format=yuv420p", '-r', str(fps), '-c:v', 'libx264', '-preset',
'ultrafast', '-an', dest_path], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL, check=True)