D:\99_FFMpeg>D:\01_Apl\ffmpeg\bin\ffmpeg.exe -i first.mp4 -i second.mp4 -filter_complex xfade=transition=fade:duration=10:offset=55 output.mp4 ffmpeg version 2021-03-14-git-1d61a31497-essentials_build-www.gyan.dev Copyright (c) 2000-2021 the FFmpeg developers built with gcc 10.2.0 (Rev6, Built by MSYS2 project) configuration: --enable-gpl --enable-version3 --enable-static --disable-w32threads --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp --enable-lzma --enable-zlib --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-sdl2 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx --enable-libass --enable-libfreetype --enable-libfribidi --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-libgme --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libtheora --enable-libvo-amrwbenc --enable-libgsm --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-librubberband libavutil 56. 68.100 / 56. 68.100 libavcodec 58.131.100 / 58.131.100 libavformat 58. 74.100 / 58. 74.100 libavdevice 58. 12.100 / 58. 12.100 libavfilter 7.109.100 / 7.109.100 libswscale 5. 8.100 / 5. 8.100 libswresample 3. 8.100 / 3. 8.100 libpostproc 55. 8.100 / 55. 8.100 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'first.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 encoder : Lavf58.74.100 Duration: 00:01:00.08, start: 0.000000, bitrate: 3818 kb/s Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 3622 kb/s, 60 fps, 60 tbr, 90k tbn, 120 tbc (default) Metadata: handler_name : VideoHandler vendor_id : [0][0][0][0] Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 181 kb/s (default) Metadata: handler_name : SoundHandler vendor_id : [0][0][0][0] Input #1, mov,mp4,m4a,3gp,3g2,mj2, from 'second.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 encoder : Lavf58.74.100 Duration: 00:01:00.08, start: 0.000000, bitrate: 3274 kb/s Stream #1:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 3063 kb/s, 60 fps, 60 tbr, 90k tbn, 120 tbc (default) Metadata: handler_name : VideoHandler vendor_id : [0][0][0][0] Stream #1:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 193 kb/s (default) Metadata: handler_name : SoundHandler vendor_id : [0][0][0][0] Stream mapping: Stream #0:0 (h264) -> xfade:main (graph 0) Stream #1:0 (h264) -> xfade:xfade (graph 0) xfade (graph 0) -> Stream #0:0 (libx264) Stream #0:1 -> #0:1 (aac (native) -> aac (native)) Press [q] to stop, [?] for help [libx264 @ 00000205d144fa80] using SAR=1/1 [libx264 @ 00000205d144fa80] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2 [libx264 @ 00000205d144fa80] profile High 4:4:4 Predictive, level 4.2, 4:4:4, 8-bit [libx264 @ 00000205d144fa80] 264 - core 161 r3048 b86ae3c - H.264/MPEG-4 AVC codec - Copyleft 2003-2021 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=4 threads=9 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00 Output #0, mp4, to 'output.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2avc1mp41 encoder : Lavf58.74.100 Stream #0:0: Video: h264 (avc1 / 0x31637661), yuv444p(tv, progressive), 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 60 fps, 15360 tbn (default) Metadata: encoder : Lavc58.131.100 libx264 Side data: cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 128 kb/s (default) Metadata: handler_name : SoundHandler vendor_id : [0][0][0][0] encoder : Lavc58.131.100 aac frame= 6908 fps= 91 q=-1.0 Lsize= 31890kB time=00:01:55.08 bitrate=2270.0kbits/s dup=6 drop=0 speed=1.52x video:30861kB audio:881kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.466147% [libx264 @ 00000205d144fa80] frame I:36 Avg QP:17.96 size: 57003 [libx264 @ 00000205d144fa80] frame P:1889 Avg QP:20.32 size: 12279 [libx264 @ 00000205d144fa80] frame B:4983 Avg QP:23.93 size: 1275 [libx264 @ 00000205d144fa80] consecutive B-frames: 1.1% 7.0% 3.5% 88.4% [libx264 @ 00000205d144fa80] mb I I16..4: 36.9% 53.9% 9.2% [libx264 @ 00000205d144fa80] mb P I16..4: 4.5% 4.1% 0.5% P16..4: 14.4% 3.4% 1.4% 0.0% 0.0% skip:71.6% [libx264 @ 00000205d144fa80] mb B I16..4: 0.1% 0.1% 0.0% B16..8: 7.9% 0.3% 0.0% direct: 0.1% skip:91.5% L0:42.1% L1:55.9% BI: 2.0% [libx264 @ 00000205d144fa80] 8x8 transform intra:46.6% inter:82.4% [libx264 @ 00000205d144fa80] coded y,u,v intra: 20.2% 10.3% 11.9% inter: 1.7% 0.8% 0.9% [libx264 @ 00000205d144fa80] i16 v,h,dc,p: 53% 28% 9% 9% [libx264 @ 00000205d144fa80] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 24% 15% 47% 2% 2% 3% 2% 3% 3% [libx264 @ 00000205d144fa80] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 25% 42% 15% 3% 3% 3% 3% 3% 2% [libx264 @ 00000205d144fa80] Weighted P-Frames: Y:0.2% UV:0.1% [libx264 @ 00000205d144fa80] ref P L0: 67.1% 11.5% 15.1% 6.3% 0.0% [libx264 @ 00000205d144fa80] ref B L0: 91.3% 7.1% 1.6% [libx264 @ 00000205d144fa80] ref B L1: 98.1% 1.9% [libx264 @ 00000205d144fa80] kb/s:2195.81 [aac @ 00000205d1413b80] Qavg: 4635.114 D:\99_FFMpeg>