I am still finding that the amix filter hangs in the current git master branch. I thought I would share links to some example files if anyone was interested in trying to reproduce the issue:
BigBuckBunny_320x180_t10.mp4 <http://www.ffmpeg-archive.org/file/n4680975/BigBuckBunny_320x180_t10.mp4> full_dillon_in_pro_audio.mp3 <http://www.ffmpeg-archive.org/file/n4680975/full_dillon_in_pro_audio.mp3> Here is the output from the command I am using: $ ffmpeg -y -i BigBuckBunny_320x180_t10.mp4 -i full_dillon_in_pro_audio.mp3 -filter_complex "[1:a][0:a]amix=inputs=2[m]" -map 0:v -map [m] -c:v libx264 -preset ultrafast -c:a aac output.mp4 ffmpeg version N-87042-gf8d0689 Copyright (c) 2000-2017 the FFmpeg developers built with gcc 4.9.2 (Debian 4.9.2-10) configuration: --prefix=/usr/local --extra-cflags=-I/usr/local/include --extra-ldflags=-L/usr/local/lib --bindir=/usr/local/bin --disable-doc --disable-static --enable-shared --disable-ffplay --extra-libs=-ldl --enable-version3 --enable-libfreetype --enable-libx264 --enable-gpl --enable-openssl --enable-nonfree --disable-debug libavutil 55. 74.100 / 55. 74.100 libavcodec 57.103.100 / 57.103.100 libavformat 57. 77.100 / 57. 77.100 libavdevice 57. 7.101 / 57. 7.101 libavfilter 6.100.100 / 6.100.100 libswscale 4. 7.103 / 4. 7.103 libswresample 2. 8.100 / 2. 8.100 libpostproc 54. 6.100 / 54. 6.100 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'BigBuckBunny_320x180_t10.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 title : Big Buck Bunny artist : Blender Foundation composer : Blender Foundation date : 2008 encoder : Lavf57.68.100 Duration: 00:00:10.01, start: 0.000000, bitrate: 277 kb/s Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 320x180 [SAR 1:1 DAR 16:9], 143 kb/s, 24 fps, 24 tbr, 12288 tbn, 48 tbc (default) Metadata: handler_name : VideoHandler Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 127 kb/s (default) Metadata: handler_name : SoundHandler [mp3 @ 0x1cbb740] Estimating duration from bitrate, this may be inaccurate Input #1, mp3, from 'full_dillon_in_pro_audio.mp3': Metadata: title : Dillon in Pro Audio artist : Jingle Punks album : YouTube Audio Library genre : Dance & Electronic encoder : Google Duration: 00:01:18.84, start: 0.000000, bitrate: 320 kb/s Stream #1:0: Audio: mp3, 44100 Hz, stereo, s16p, 320 kb/s Stream mapping: Stream #0:1 (aac) -> amix:input1 (graph 0) Stream #1:0 (mp3) -> amix:input0 (graph 0) Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264)) amix (graph 0) -> Stream #0:1 (aac) Press [q] to stop, [?] for help [libx264 @ 0x1cd7b80] using SAR=1/1 [libx264 @ 0x1cd7b80] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 AVX2 LZCNT BMI2 [libx264 @ 0x1cd7b80] profile Constrained Baseline, level 1.2 [libx264 @ 0x1cd7b80] 264 - core 148 - H.264/MPEG-4 AVC codec - Copyleft 2003-2017 - http://www.videolan.org/x264.html - options: cabac=0 ref=1 deblock=0:0:0 analyse=0:0 me=dia subme=0 psy=1 psy_rd=1.00:0.00 mixed_ref=0 me_range=16 chroma_me=1 trellis=0 8x8dct=0 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=0 threads=6 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=0 weightp=0 keyint=250 keyint_min=24 scenecut=0 intra_refresh=0 rc=crf mbtree=0 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=0 Output #0, mp4, to 'output.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 title : Big Buck Bunny artist : Blender Foundation composer : Blender Foundation date : 2008 encoder : Lavf57.77.100 Stream #0:0(und): Video: h264 (libx264) (avc1 / 0x31637661), yuv420p(progressive), 320x180 [SAR 1:1 DAR 16:9], q=-1--1, 24 fps, 12288 tbn, 24 tbc (default) Metadata: handler_name : VideoHandler encoder : Lavc57.103.100 libx264 Side data: cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1 Stream #0:1: Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 128 kb/s (default) Metadata: encoder : Lavc57.103.100 aac <hang for more than 10 minutes> -- View this message in context: http://www.ffmpeg-archive.org/amix-filter-hanging-tp4680251p4680975.html Sent from the FFmpeg-users mailing list archive at Nabble.com. _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
