ffmpeg version 8.1 Copyright (c) 2000-2026 the FFmpeg developers built with Apple clang version 17.0.0 (clang-1700.6.4.2) configuration: --prefix=/opt/homebrew/Cellar/ffmpeg/8.1 --enable-shared --enable-pthreads --enable-version3 --cc=clang --host-cflags= --host-ldflags= --enable-ffplay --enable-gpl --enable-libsvtav1 --enable-libopus --enable-libx264 --enable-libmp3lame --enable-libdav1d --enable-libvpx --enable-libx265 --enable-openssl --enable-videotoolbox --enable-audiotoolbox --enable-neon libavutil 60. 26.100 / 60. 26.100 libavcodec 62. 28.100 / 62. 28.100 libavformat 62. 12.100 / 62. 12.100 libavdevice 62. 3.100 / 62. 3.100 libavfilter 11. 14.100 / 11. 14.100 libswscale 9. 5.100 / 9. 5.100 libswresample 6. 3.100 / 6. 3.100 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'LAW5008_ME_T2-58_Cla-s1-full (2).mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 encoder : Lavf61.1.100 Duration: 02:55:11.93, start: 0.000000, bitrate: 306 kb/s Stream #0:0[0x1](und): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, bt709, progressive), 1280x720 [SAR 1:1 DAR 16:9], 35 kb/s, 30 fps, 30 tbr, 15360 tbn (default) Metadata: handler_name : VideoHandler encoder : Lavc61.3.100 libx264 Stream #0:1[0x2](und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 262 kb/s (default) Metadata: handler_name : SoundHandler Stream mapping: Stream #0:1 -> #0:0 (aac (native) -> mp3 (libmp3lame)) Output #0, mp3, to '/tmp/lec_audio/lecB.mp3': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 TSSE : Lavf62.12.100 Stream #0:0(und): Audio: mp3, 16000 Hz, mono, fltp, 32 kb/s (default) Metadata: encoder : Lavc62.28.100 libmp3lame handler_name : SoundHandler size= 256KiB time=00:01:50.41 bitrate= 19.0kbits/s speed= 220x elapsed=0:00:00.50 size= 768KiB time=00:03:59.79 bitrate= 26.2kbits/s speed= 238x elapsed=0:00:01.00 size= 1280KiB time=00:05:57.30 bitrate= 29.3kbits/s speed= 236x elapsed=0:00:01.51 size= 1792KiB time=00:08:17.16 bitrate= 29.5kbits/s speed= 247x elapsed=0:00:02.01 size= 2304KiB time=00:10:30.07 bitrate= 30.0kbits/s speed= 250x elapsed=0:00:02.52 size= 2816KiB time=00:12:42.66 bitrate= 30.2kbits/s speed= 252x elapsed=0:00:03.02 size= 3072KiB time=00:13:36.41 bitrate= 30.8kbits/s speed= 232x elapsed=0:00:03.52 size= 3328KiB time=00:15:16.81 bitrate= 29.7kbits/s speed= 228x elapsed=0:00:04.02 size= 3840KiB time=00:16:47.49 bitrate= 31.2kbits/s speed= 222x elapsed=0:00:04.53 size= 4096KiB time=00:18:31.89 bitrate= 30.2kbits/s speed= 221x elapsed=0:00:05.03 size= 4352KiB time=00:19:36.98 bitrate= 30.3kbits/s speed= 212x elapsed=0:00:05.53 size= 4608KiB time=00:20:08.59 bitrate= 31.2kbits/s speed= 200x elapsed=0:00:06.04 size= 4864KiB time=00:21:37.65 bitrate= 30.7kbits/s speed= 198x elapsed=0:00:06.54 size= 5376KiB time=00:23:08.73 bitrate= 31.7kbits/s speed= 197x elapsed=0:00:07.05 size= 5888KiB time=00:25:17.22 bitrate= 31.8kbits/s speed= 201x elapsed=0:00:07.55 size= 6144KiB time=00:26:40.85 bitrate= 31.4kbits/s speed= 199x elapsed=0:00:08.05 size= 6400KiB time=00:27:50.00 bitrate= 31.4kbits/s speed= 195x elapsed=0:00:08.55 size= 6912KiB time=00:29:35.16 bitrate= 31.9kbits/s speed= 196x elapsed=0:00:09.06 size= 6912KiB time=00:30:24.62 bitrate= 31.0kbits/s speed= 191x elapsed=0:00:09.57 size= 7424KiB time=00:31:56.71 bitrate= 31.7kbits/s speed= 190x elapsed=0:00:10.07 size= 7936KiB time=00:33:53.60 bitrate= 32.0kbits/s speed= 192x elapsed=0:00:10.57 size= 8448KiB time=00:36:42.23 bitrate= 31.4kbits/s speed= 199x elapsed=0:00:11.08 size= 8960KiB time=00:39:18.47 bitrate= 31.1kbits/s speed= 204x elapsed=0:00:11.58 size= 9472KiB time=00:40:29.89 bitrate= 31.9kbits/s speed= 201x elapsed=0:00:12.08 size= 9728KiB time=00:42:10.83 bitrate= 31.5kbits/s speed= 201x elapsed=0:00:12.59 size= 10240KiB time=00:44:02.36 bitrate= 31.7kbits/s speed= 202x elapsed=0:00:13.10 size= 10496KiB time=00:45:18.11 bitrate= 31.6kbits/s speed= 200x elapsed=0:00:13.60 size= 11008KiB time=00:47:18.42 bitrate= 31.8kbits/s speed= 201x elapsed=0:00:14.11 size= 11008KiB time=00:48:02.91 bitrate= 31.3kbits/s speed= 197x elapsed=0:00:14.61 size= 11264KiB time=00:49:08.18 bitrate= 31.3kbits/s speed= 195x elapsed=0:00:15.12 size= 11776KiB time=00:51:03.02 bitrate= 31.5kbits/s speed= 196x elapsed=0:00:15.62 size= 12032KiB time=00:52:07.75 bitrate= 31.5kbits/s speed= 194x elapsed=0:00:16.12 size= 12544KiB time=00:53:38.87 bitrate= 31.9kbits/s speed= 194x elapsed=0:00:16.63 size= 13056KiB time=00:56:01.68 bitrate= 31.8kbits/s speed= 196x elapsed=0:00:17.13 size= 13568KiB time=00:57:57.17 bitrate= 32.0kbits/s speed= 197x elapsed=0:00:17.63 size= 14080KiB time=01:00:10.94 bitrate= 31.9kbits/s speed= 199x elapsed=0:00:18.14 size= 14592KiB time=01:02:59.85 bitrate= 31.6kbits/s speed= 203x elapsed=0:00:18.64 size= 15104KiB time=01:05:21.05 bitrate= 31.6kbits/s speed= 205x elapsed=0:00:19.14 size= 15360KiB time=01:06:22.68 bitrate= 31.6kbits/s speed= 203x elapsed=0:00:19.65 size= 15872KiB time=01:08:06.18 bitrate= 31.8kbits/s speed= 203x elapsed=0:00:20.15 size= 16128KiB time=01:09:47.77 bitrate= 31.5kbits/s speed= 203x elapsed=0:00:20.65 size= 16640KiB time=01:11:07.87 bitrate= 31.9kbits/s speed= 202x elapsed=0:00:21.16 size= 17152KiB time=01:13:26.87 bitrate= 31.9kbits/s speed= 203x elapsed=0:00:21.66 size= 17408KiB time=01:15:20.34 bitrate= 31.5kbits/s speed= 204x elapsed=0:00:22.17 size= 18176KiB time=01:17:41.75 bitrate= 31.9kbits/s speed= 206x elapsed=0:00:22.67 size= 18432KiB time=01:19:24.20 bitrate= 31.7kbits/s speed= 206x elapsed=0:00:23.18 size= 18944KiB time=01:20:57.84 bitrate= 31.9kbits/s speed= 205x elapsed=0:00:23.68 size= 19200KiB time=01:22:47.78 bitrate= 31.7kbits/s speed= 205x elapsed=0:00:24.18 size= 19712KiB time=01:24:38.09 bitrate= 31.8kbits/s speed= 206x elapsed=0:00:24.69 size= 20224KiB time=01:26:39.91 bitrate= 31.9kbits/s speed= 206x elapsed=0:00:25.19 size= 20736KiB time=01:29:23.42 bitrate= 31.7kbits/s speed= 209x elapsed=0:00:25.69 size= 21248KiB time=01:31:44.51 bitrate= 31.6kbits/s speed= 210x elapsed=0:00:26.20 size= 21760KiB time=01:33:05.65 bitrate= 31.9kbits/s speed= 209x elapsed=0:00:26.70 size= 22016KiB time=01:34:02.89 bitrate= 32.0kbits/s speed= 207x elapsed=0:00:27.21 size= 22272KiB time=01:35:35.09 bitrate= 31.8kbits/s speed= 207x elapsed=0:00:27.71 size= 22784KiB time=01:37:53.40 bitrate= 31.8kbits/s speed= 208x elapsed=0:00:28.22 size= 23296KiB time=01:40:11.67 bitrate= 31.7kbits/s speed= 209x elapsed=0:00:28.72 size= 23808KiB time=01:42:36.25 bitrate= 31.7kbits/s speed= 211x elapsed=0:00:29.23 size= 24576KiB time=01:45:39.81 bitrate= 31.8kbits/s speed= 213x elapsed=0:00:29.73 size= 25088KiB time=01:48:03.20 bitrate= 31.7kbits/s speed= 214x elapsed=0:00:30.24 size= 25600KiB time=01:50:04.02 bitrate= 31.8kbits/s speed= 215x elapsed=0:00:30.74 size= 26112KiB time=01:51:52.16 bitrate= 31.9kbits/s speed= 215x elapsed=0:00:31.24 size= 26368KiB time=01:53:33.79 bitrate= 31.7kbits/s speed= 215x elapsed=0:00:31.75 size= 26624KiB time=01:54:40.89 bitrate= 31.7kbits/s speed= 213x elapsed=0:00:32.25 size= 27136KiB time=01:56:21.01 bitrate= 31.8kbits/s speed= 212x elapsed=0:00:32.85 size= 27648KiB time=01:58:43.79 bitrate= 31.8kbits/s speed= 214x elapsed=0:00:33.35 size= 28160KiB time=02:00:45.43 bitrate= 31.8kbits/s speed= 214x elapsed=0:00:33.86 size= 28672KiB time=02:02:55.86 bitrate= 31.8kbits/s speed= 215x elapsed=0:00:34.36 size= 28928KiB time=02:04:28.34 bitrate= 31.7kbits/s speed= 214x elapsed=0:00:34.86 size= 29696KiB time=02:06:45.07 bitrate= 32.0kbits/s speed= 215x elapsed=0:00:35.37 size= 29952KiB time=02:08:35.30 bitrate= 31.8kbits/s speed= 215x elapsed=0:00:35.87 size= 30464KiB time=02:10:18.98 bitrate= 31.9kbits/s speed= 215x elapsed=0:00:36.37 size= 30976KiB time=02:12:15.01 bitrate= 32.0kbits/s speed= 215x elapsed=0:00:36.87 size= 31232KiB time=02:13:38.24 bitrate= 31.9kbits/s speed= 214x elapsed=0:00:37.38 size= 31488KiB time=02:14:52.01 bitrate= 31.9kbits/s speed= 214x elapsed=0:00:37.88 size= 31744KiB time=02:15:53.42 bitrate= 31.9kbits/s speed= 212x elapsed=0:00:38.39 size= 32000KiB time=02:16:48.36 bitrate= 31.9kbits/s speed= 211x elapsed=0:00:38.89 size= 32256KiB time=02:18:14.47 bitrate= 31.9kbits/s speed= 211x elapsed=0:00:39.39 size= 32512KiB time=02:19:25.82 bitrate= 31.8kbits/s speed= 210x elapsed=0:00:39.90 size= 33024KiB time=02:21:47.41 bitrate= 31.8kbits/s speed= 211x elapsed=0:00:40.40 size= 33536KiB time=02:23:47.04 bitrate= 31.8kbits/s speed= 211x elapsed=0:00:40.91 size= 34048KiB time=02:25:38.42 bitrate= 31.9kbits/s speed= 211x elapsed=0:00:41.41 size= 34560KiB time=02:28:13.51 bitrate= 31.8kbits/s speed= 212x elapsed=0:00:41.91 size= 35072KiB time=02:30:24.05 bitrate= 31.8kbits/s speed= 213x elapsed=0:00:42.42 size= 35584KiB time=02:32:20.97 bitrate= 31.9kbits/s speed= 213x elapsed=0:00:42.93 size= 35840KiB time=02:33:31.50 bitrate= 31.9kbits/s speed= 212x elapsed=0:00:43.43 size= 36352KiB time=02:35:07.69 bitrate= 32.0kbits/s speed= 212x elapsed=0:00:43.93 size= 36608KiB time=02:36:55.26 bitrate= 31.9kbits/s speed= 212x elapsed=0:00:44.44 size= 37120KiB time=02:38:36.92 bitrate= 32.0kbits/s speed= 212x elapsed=0:00:44.94 size= 37376KiB time=02:40:19.81 bitrate= 31.8kbits/s speed= 212x elapsed=0:00:45.45 size= 37888KiB time=02:41:44.41 bitrate= 32.0kbits/s speed= 211x elapsed=0:00:45.95 size= 38144KiB time=02:43:32.01 bitrate= 31.8kbits/s speed= 211x elapsed=0:00:46.45 size= 38656KiB time=02:46:00.08 bitrate= 31.8kbits/s speed= 212x elapsed=0:00:46.96 size= 39424KiB time=02:48:23.51 bitrate= 32.0kbits/s speed= 213x elapsed=0:00:47.46 size= 39936KiB time=02:51:26.78 bitrate= 31.8kbits/s speed= 214x elapsed=0:00:47.97 [libmp3lame @ 0xbaf03d180] Trying to remove 576 samples, but the queue is empty [out#0/mp3 @ 0xbaec48300] video:0KiB audio:41063KiB subtitle:0KiB other streams:0KiB global headers:0KiB muxing overhead: 0.000780% size= 41063KiB time=02:55:11.93 bitrate= 32.0kbits/s speed= 217x elapsed=0:00:48.44