See FFmpeg Wiki: H.264 and FFmpeg Wiki: AAC for more info. This allows the video to begin playing faster if it is watched via progressive download playback.
-c:a aac selects the audio encoder aac, which is the built-in FFmpeg AAC encoder.Use the highest value that gives an acceptable quality. -crf 20 selects a CRF value of 20 which will result in a high quality output.Use the slowest preset that you have patience for. -preset slow selects the slow x264 encoding preset.-c:v libx264 selects the video encoder libx264, which is a H.264 encoder.Next message: ffmpeg h.Add -c:a aac: ffmpeg -i input.avi -c:v libx264 -preset slow -crf 20 -c:a aac -b:a 160k -vf format=yuv420p -movflags +faststart output.mp4.How can i change the "scan order" (Bottom Field First - Top Field First) fot interlaced encoding? How can i maintain the same GOP settings codification for both progressive and interlaced video files?Īnd how can i change the "scan type" into interlaced? Supported pixel formats: yuv420p nv12 p010le yuv444p p016le yuv444p16le bgr0 rgb0 gbrp gbrp16le cuda d3d11. Supported hardware devices: cuda cuda d3d11va d3d11va. Writing library : x264 core 123 r2189 35cf912Įncoding settings : cabac=1 / ref=3 / deblock=1:0:0 / analyse=0x1:0x111 / me=hex / subme=7 / psy=1 / psy_rd=1.00:0.00 / mixed_ref=0 / me_range=16 / chroma_me=1 / trellis=1 / 8x8dct=0 / cqm=0 / deadzone=21,11 / fast_pskip=1 / chroma_qp_offset=-2 / threads=4 / sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / bluray_compat=0 / constrained_intra=0 / bframes=3 / b_pyramid=0 / b_adapt=1 / b_bias=0 / direct=1 / weightb=0 / open_gop=1 / weightp=2 / keyint=250 / keyint_min=25 / scenecut=40 / intra_refresh=0 / rc_lookahead=40 / rc=abr / mbtree=1 / bitrate=5000 / ratetol=1.0 / qcomp=0.60 / qpmin=0 / qpmax=69 / qpstep=4 / ip_ratio=1.25 / aq=1:1.00 Encoder h264nvenc NVIDIA NVENC H.264 encoder: General capabilities: dr1 delay hardware. I would like to maintain the same GOP settings codification.įil at fil-ubuntu:~/Scrivania$ mediainfo 720p_50p_full.MOVįor i in *.MOV do newname=`basename $i. I am trying to convert a MOV video into a MP4 (progressive). Next message: ffmpeg h.264 long gop encoding and interlaced encoding.Previous message: Is swr_convert() able to resample the audio from 1 channel to 2 channels?.
ffmpeg h.264 long gop encoding and interlaced encoding Filippo Righi filippo.righi at me.com Ffmpeg h.264 long gop encoding and interlaced encoding
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