J jdZddlZddlZddlZddlZddlZddlmZdZdZ dZ d dZ d dZ d Z d Zed k(reyy)uq silence_cutter.py — Remove silent parts from a video using FFmpeg silencedetect. Usage: python3 silence_cutter.py [--threshold-db DB] [--min-duration SEC] [--padding SEC] Requires: ffmpeg and ffprobe in /home/claw/.local/tools/ffmpeg/ N)Pathz%/home/claw/.local/tools/ffmpeg/ffmpegz&/home/claw/.local/tools/ffmpeg/ffprobec tddddddt|g}tj|dd}t j |j }t|d d S) z3Return total audio duration in seconds via ffprobe.z-verrorz -show_entrieszformat=durationz-ofjsonTcapture_outputtextformatduration)FFPROBEstr subprocessrunrloadsstdoutfloat) video_pathcmdresultdatas P/home/claw/.openclaw/workspace/skills/video-edit-local/scripts/silence_cutter.pyget_audio_durationrs^ w* v J  C ^^C4 @F ::fmm $D h + ,,c2tdt|dd|d|dddg}tj|dd }|j}g}g}g}|j D]} | j } tjd | } | r)|jt| jd tjd | } | sm|jt| jd t||D]\} } |j| | f|S) z Run FFmpeg silencedetect and return list of (start, end) silence intervals. Threshold in dB (e.g. -30, -40). min_duration in seconds. -iz-afzsilencedetect=noise=zdB:d=-fnull-Trzsilence_start:\s*([\d.]+)z;silence_end:\s*([\d.]+)\s*\|\s*silence_duration:\s*([\d.]+)) FFMPEGr rrstderr splitlinesstripresearchappendrgroupzip) r threshold_db min_durationrrr!silences start_times end_timeslinemses rdetect_silencesr2%s c*o %l^5G fc C ^^C4 @F ]]FHKI!!# 0zz| II2D 9   uQWWQZ0 1 IITVZ [   U1771:. / 0K+ 1A  Orcg}d}|D]=\}}t|||z }t|||z}||kDr|j||f|}?||kr|j||f|S)z Given silence intervals, return the complement: the segments to KEEP. Adds small padding to avoid cutting too aggressively. g)maxminr&)r+total_durationpaddingsegmentslast_endr0r1s rbuild_keep_segmentsr:Hs} HH1 !g+ & G , x< OOXqM * . >23 Orct|jdz }|jd|dz }t|d5}t |D]\}\}}||z } |d|ddz } t d d t |d t |d t | d dddddddddt | g} tj| dd|jd| d dddt d ddddd t |d dddddddddt |g} tj| dd} |jdD]}|j|j|j| jd k(S#1swYxYw)!z| Cut each keep-segment and stitch them together using FFmpeg concat. Re-encodes with libx264 for compatibility. z .concat_tmpT)exist_okz segments.txtwseg_03dz.mp4z-yz-ssrz-tz-c:vlibx264z-presetfastz-crf23z-c:aaacz-b:a128krzfile 'z' Nrconcatz-safe0z seg_*.mp4r)rparentmkdiropen enumerater r rrwriteglobunlinkrmdir returncode)rr8 output_pathtmp_dir list_filefistartendr segment_filer concat_cmdrs rconcatenate_segmentsrY^s ;&&6G MM4M .(I i 0(2 0OA|sU{H"tAc7$%77Ls5zc*oc(m 9fvvL! C NN3t$ ? GGf\N#. / 00&  h c)n 9ffdvv KJ^^Jt$ GF\\+ &    MMO    !!G00s BE--E6c ^tjd}|jdd|jdd|jdtd d |jd td d |jdtdd |j }t |j }t |j}|js3td|tjtjdtd|jd|jdt||j|j}tdt!|dt#|}t%|||j&}tdt!|dt)|D])\}\}} td|dzd|dd| dd | |z dd! +td"t+|||} | rtd#|ytd$tjtjdy)%Nz!Remove silent parts from a video.) description input_videozPath to input video file)help output_videozPath to output video filez--threshold-dbz&Silence threshold in dB (default: -30))typedefaultr]z--min-duration?z2Minimum silence duration in seconds (default: 0.5)z --padding皙?z6Padding around kept segments in seconds (default: 0.1)z[ERROR] Input file not found: )filerzDetecting silences (threshold=zdB, min_duration=zs)...zFound z silent segment(s)zKeeping z segment(s)z Segment z: z.2fus → z s (duration=zs)zCutting and concatenating...z [OK] Saved: z[ERROR] FFmpeg concat failed)argparseArgumentParser add_argumentr parse_argsrr\r^existsprintsysr!exitr)r*r2lenrr:r7rJrY) parserargs input_pathrPr+r6r8rTr0r1oks rmainrrs  $ $1T UF  ,FG -HI (ucEG (ucQS  %UW    Dd&&'Jt(()K     .zl;#**M   *4+<+<*==NtO`O`Naaf ghz4+<+O>OPH F3x=/!3 45' 3N"8^T\\JH HS]O; /0x(O 6Aq 1Q3%r!Cqg\!A#c"MNO (* j(K @B  [M*+ ,3::>  r__main__)r_rb)rc)__doc__rerr$rrkpathlibrr r rr2r:rYrr__name__rrrxsX    0 2 - F,-"`%P zFr