Jonathan Hefner 3397924e66 Use FFmpeg scene detection for video previews ... Generating a video preview by capturing only the first frame of a video is problematic for videos that begin with a fade in from black. By using keyframe and scene detection that is built in to FFmpeg, we can generate a more representative preview.		2020-11-17 17:25:01 -05:00
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mupdf_previewer.rb	Remove warning of undefined instance variable	2020-10-30 00:25:47 +00:00
poppler_pdf_previewer.rb	Generate a preview without print margins	2020-09-17 11:59:45 -04:00
video_previewer.rb	Use FFmpeg scene detection for video previews	2020-11-17 17:25:01 -05:00