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fix(h264_nvenc): fixing crf handling for h264_nvenc

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CarolinePascal
2026-05-13 18:09:48 +02:00
parent 246d7e1dea
commit 60b05efb4f
3 changed files with 11 additions and 11 deletions
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docs/source/video_encoding_parameters.mdx
+8 -8
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@@ -79,14 +79,14 @@ All flags below are prefixed with `--dataset.camera_encoder.` on the CLI.
How each field is forwarded to FFmpeg after `vcodec` resolution, via `get_codec_options()`. Only fields on `camera_encoder` are listed here (no global thread / queue flags).
| Resolved `vcodec` | Quality from `crf` | `preset` | `fast_decode` |
| ---------------------------------------- | --------------------------- | -------- | ------------------------------------------ |
| `libsvtav1` | `crf` | `preset` | `svtav1-params` includes `fast-decode=0…2` |
| `h264`, `hevc` (software) | `crf` | `preset` | `tune=fastdecode` if `fast_decode > 0` |
| `h264_videotoolbox`, `hevc_videotoolbox` | `q:v` (derived from `crf`) | — | — |
| `h264_nvenc`, `hevc_nvenc` | `rc=constqp` + `qp` ← `crf` | `preset` | — |
| `h264_vaapi` | `qp` ← `crf` | — | — |
| `h264_qsv` | `global_quality` ← `crf` | `preset` | — |
| Resolved `vcodec` | Quality from `crf` | `preset` | `fast_decode` |
| ---------------------------------------- | -------------------------- | -------- | ------------------------------------------ |
| `libsvtav1` | `crf` | `preset` | `svtav1-params` includes `fast-decode=0…2` |
| `h264`, `hevc` (software) | `crf` | `preset` | `tune=fastdecode` if `fast_decode > 0` |
| `h264_videotoolbox`, `hevc_videotoolbox` | `q:v` (derived from `crf`) | — | — |
| `h264_nvenc`, `hevc_nvenc` | `rc` = `0`, `qp` ← `crf` | `preset` | — |
| `h264_vaapi` | `qp` ← `crf` | — | — |
| `h264_qsv` | `global_quality` ← `crf` | `preset` | — |
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