ffmpuzzle
Puzzle #12 · Hard · 6 params

H.265 · Bitrate 8M · 1080p · E-AC-3 · MP4

The scenario

Premium SVOD title delivery (Dolby Digital Plus) for a platform competing with Disney+. H.265 at 8 Mbps for high-quality 1080p, E-AC-3 at 640 kbps for immersive 5.1 surround, medium preset for production encode farms.

The answer

Video CodecH.265
Bitrate8M
Resolution1080p
AudioE-AC-3
ContainerMP4
Presetmedium

The command

ffmpeg -i input.mxf -c:v libx265 -b:v 8M -preset medium -c:a eac3 -b:a 640k output.mp4

Why

E-AC-3 (Dolby Digital Plus) supports bitrates up to 6.144 Mbps and up to 15.1 channels. At 640 kbps for 5.1, it significantly outperforms AC-3 (capped at 640 kbps total) in audio quality per channel.

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