ffmpeg -i autovideo_4k2k.ts -i 1kl-10kr.wav -c:v copy -c:a aac -strict experimental -map 0:v:0 -map 1:a:0 autovideo_4K_1k.ts ffmpeg -i autovideo_1080_1k.mp4 -filter_complex "showwavespic=s=720x240:split_channels=1:colors=0x00ff00|0xff0000|0x0000ff" -frames:v 1 audio.png ffmpeg -i autovideo_1080.ts -filter_complex "[0:a]showfreqs=s=1920x1080:mode=line:fscale=log,format=yuv420p[v]" -map "[v]" -map 0:a showfreqs_audio_03.mp4