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Downloadable engines (#34)

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* Add blender_downloader.py

* Add engine_manager.py

* Add additional methods to engine_manager.py

* Refactor file layout to make engines on par with workers

* Add system platform info to status response

* Default to using system platform / cpu if none are provided

* Add API to download an engine and some general cleanup

* Add method to delete downloaded engine

* Add API calls to download engines and delete downloads

* Misc fixes
This commit is contained in:
Brett
2023-10-20 15:05:29 -05:00
committed by GitHub
parent 4563dcb255
commit 7d1ecf1fa5
21 changed files with 439 additions and 79 deletions
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8
src/utilities/ffmpeg_helper.py
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@@ -1,20 +1,20 @@
import subprocess
from src.workers.engines.ffmpeg_engine import FFMPEG
from src.engines.ffmpeg_engine import FFMPEG
def image_sequence_to_video(source_glob_pattern, output_path, framerate=24, encoder="prores_ks", profile=4,
start_frame=1):
subprocess.run([FFMPEG.renderer_path(), "-framerate", str(framerate), "-start_number", str(start_frame), "-i",
subprocess.run([FFMPEG.default_renderer_path(), "-framerate", str(framerate), "-start_number", str(start_frame), "-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',
subprocess.run([FFMPEG.default_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',
subprocess.run([FFMPEG.default_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)