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48 lines
2.0 KiB
Python
48 lines
2.0 KiB
Python
import logging
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import os
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import subprocess
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import threading
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from src.utilities.ffmpeg_helper import generate_thumbnail, save_first_frame
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logger = logging.getLogger()
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def generate_thumbnail_for_job(job, thumb_video_path, thumb_image_path, max_width=320):
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# Simple thread to generate thumbs in background
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def generate_thumb_thread(source):
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in_progress_path = thumb_video_path + '_IN-PROGRESS'
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subprocess.run(['touch', in_progress_path])
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try:
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logger.debug(f"Generating video thumbnail for {source}")
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generate_thumbnail(source_path=source, dest_path=thumb_video_path, max_width=max_width)
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except subprocess.CalledProcessError as err:
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logger.error(f"Error generating video thumbnail for {source}: {err}")
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try:
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os.remove(in_progress_path)
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except FileNotFoundError:
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pass
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# Determine best source file to use for thumbs
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source_files = job.file_list() or [job.input_path]
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if source_files:
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video_formats = ['.mp4', '.mov', '.avi', '.mpg', '.mpeg', '.mxf', '.m4v', 'mkv']
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image_formats = ['.jpg', '.png', '.exr']
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image_files = [f for f in source_files if os.path.splitext(f)[-1].lower() in image_formats]
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video_files = [f for f in source_files if os.path.splitext(f)[-1].lower() in video_formats]
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if (video_files or image_files) and not os.path.exists(thumb_image_path):
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try:
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path_of_source = image_files[0] if image_files else video_files[0]
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logger.debug(f"Generating image thumbnail for {path_of_source}")
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save_first_frame(source_path=path_of_source, dest_path=thumb_image_path, max_width=max_width)
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except Exception as e:
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logger.error(f"Exception saving first frame: {e}")
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if video_files and not os.path.exists(thumb_video_path):
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x = threading.Thread(target=generate_thumb_thread, args=(video_files[0],))
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x.start()
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