video_editing_poc/src
JSLMPR 0fcfca9283 Improve highlight render: filmic grade + true-peak limiter
Phase 3 quality fixes for the highlight renderer (multi-clip FfmpegEditRenderer
left untouched):

- cinematicVisualFilter: replace the weak fixed eq with a deliberate filmic grade
  (curves medium_contrast S-curve + teal-orange colorbalance + eq + unsharp +
  vignette). Richer blue, warm highlights, tonal contrast. Still one uniform look;
  beat/category-specific grading is future work (needs a validated grade enum).
- audio mix: add a brickwall limiter (alimiter limit=0.72) after loudnorm. The
  first render clipped at 0.0 dBFS true peak; measured re-render now lands
  -1.7/-2.7/-2.8 dBFS per highlight (all within the -1.5 dBTP gate), integrated
  loudness -16.3 LUFS.

Test updated; mvn -o verify green (245 tests, 0 failures).

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Bg76sLc43Wc3j5ZcLkboYR
2026-07-22 09:38:47 +02:00
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main Improve highlight render: filmic grade + true-peak limiter 2026-07-22 09:38:47 +02:00
test Improve highlight render: filmic grade + true-peak limiter 2026-07-22 09:38:47 +02:00