Rarbg X265 Encoding Settings Better -
Why this beats RARBG? 2-pass ensures the explosion in the third act gets the same visual quality as the dialogue scene in the first act. RARBG’s CRF method sometimes choked on high-motion scenes. RARBG used generic AAC 5.1 at 224kbps. It was "fine."
RIP RARBG. You taught us that smaller doesn't have to mean worse. Now we know how to do it better. rarbg x265 encoding settings better
| Parameter | RARBG Value | Why they chose it | | :--- | :--- | :--- | | | x265 2.4+ | Stable; not the newest bleeding edge. | | Preset | Medium or Slow | Speed vs. efficiency sweet spot. | | Tune | None (or Grain rarely) | They didn't use film because it blurred grain. | | Profile | main10 | 10-bit depth prevents color banding in skies/fog. | | Constant Rate Factor | CRF 22 to 24 | The magic number. 23 was their default. | | Audio | AAC 5.1 @ 224kbps | Keeps surround sound; small size. | | Resolution | Cropped to mod 2 | Removed black bars cleanly. | Why this beats RARBG
ffmpeg -i "$INPUT" -map 0:v -map 0:a? -map 0:s? -c:v libx265 -preset slow -tune grain -x265-params "crf=23:profile=main10:level=4.1:no-sao=1:aq-mode=3:deblock=-1,-1:psy-rd=2.0:rdoq-level=2:qcomp=0.7" -c:a libopus -b:a 160k -ac 6 -c:a libopus -b:a 96k -ac 2 -c:s copy -movflags +faststart "$OUTPUT" RARBG used generic AAC 5
./rarbg_better.sh movie.mkv Part 10: The Verdict – When to use these settings These "Better than RARBG" settings are not for archivists (use Remux) and not for mobile phones (use AV1).