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chore(contrast): removing poor contrast elements
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CarolinePascal
@@ -232,75 +232,10 @@ After the first episode of a video stream is encoded, the encoder configuration
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Two sources contribute to the `info` block:
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<div style="display:flex;flex-wrap:wrap;gap:14px;margin:20px 0;font-family:'Source Sans 3',ui-sans-serif,system-ui,sans-serif;">
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<div style="flex:1 1 280px;border:1px solid #BFDBFE;border-radius:12px;overflow:hidden;">
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<div style="background:#DBEAFE;color:#1D4ED8;font-weight:700;font-size:14px;padding:8px 14px;">
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Stream-derived
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</div>
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<div style="padding:12px 14px;">
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<div style="font-size:13px;color:#4B5563;margin-bottom:10px;">
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Read back from the encoded MP4 with PyAV.
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</div>
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<div style="display:flex;flex-wrap:wrap;gap:6px;">
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<code style="background:#EFF6FF;color:#1D4ED8;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.height
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</code>
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<code style="background:#EFF6FF;color:#1D4ED8;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.width
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</code>
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<code style="background:#EFF6FF;color:#1D4ED8;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.codec
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</code>
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<code style="background:#EFF6FF;color:#1D4ED8;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.pix_fmt
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</code>
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<code style="background:#EFF6FF;color:#1D4ED8;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.fps
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</code>
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<code style="background:#EFF6FF;color:#1D4ED8;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.channels
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</code>
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<code style="background:#EFF6FF;color:#1D4ED8;border-radius:6px;padding:2px 8px;font-size:12px;">
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is_depth_map
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</code>
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<code style="background:#EFF6FF;color:#1D4ED8;border-radius:6px;padding:2px 8px;font-size:12px;">
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audio.*
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</code>
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</div>
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</div>
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</div>
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<div style="flex:1 1 280px;border:1px solid #DDD6FE;border-radius:12px;overflow:hidden;">
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<div style="background:#F3E8FF;color:#7E22CE;font-weight:700;font-size:14px;padding:8px 14px;">
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Encoder-derived
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</div>
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<div style="padding:12px 14px;">
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<div style="font-size:13px;color:#4B5563;margin-bottom:10px;">
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Taken from <code style="font-size:12px;">RGBEncoderConfig</code> /{" "}
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<code style="font-size:12px;">DepthEncoderConfig</code>.
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</div>
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<div style="display:flex;flex-wrap:wrap;gap:6px;">
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<code style="background:#FAF5FF;color:#7E22CE;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.g
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</code>
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<code style="background:#FAF5FF;color:#7E22CE;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.crf
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</code>
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<code style="background:#FAF5FF;color:#7E22CE;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.preset
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</code>
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<code style="background:#FAF5FF;color:#7E22CE;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.fast_decode
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</code>
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<code style="background:#FAF5FF;color:#7E22CE;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.video_backend
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</code>
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<code style="background:#FAF5FF;color:#7E22CE;border-radius:6px;padding:2px 8px;font-size:12px;">
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video.extra_options
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</code>
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</div>
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</div>
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</div>
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</div>
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| Source | Where it comes from | Fields |
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| ------------------- | ----------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------- |
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| **Stream-derived** | Read back from the encoded MP4 with PyAV. | `video.height`, `video.width`, `video.codec`, `video.pix_fmt`, `video.fps`, `video.channels`, `is_depth_map`, `audio.*` |
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| **Encoder-derived** | Taken from `RGBEncoderConfig` / `DepthEncoderConfig`. | `video.g`, `video.crf`, `video.preset`, `video.fast_decode`, `video.video_backend`, `video.extra_options` |
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> [!IMPORTANT]
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> This block is populated **once**, from the **first** episode. It assumes every
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@@ -314,35 +249,7 @@ Two sources contribute to the `info` block:
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When aggregating datasets with `merge_datasets`, video files are concatenated as-is (no re-encoding), and encoder fields in `info.json` are merged per-key:
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<div style="display:flex;flex-direction:column;gap:12px;margin:20px 0;font-family:'Source Sans 3',ui-sans-serif,system-ui,sans-serif;">
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<div style="display:flex;gap:12px;align-items:flex-start;border-left:3px solid #F87171;background:#FEF2F2;border-radius:0 10px 10px 0;padding:12px 14px;">
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<span style="flex:none;background:#FEE2E2;color:#B91C1C;font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:0.4px;border-radius:6px;padding:3px 8px;margin-top:1px;white-space:nowrap;">
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Must match
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</span>
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<span style="font-size:14px;color:#1B1B1D;">
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Stream-derived fields — <code style="font-size:12px;">video.codec</code>,{" "}
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<code style="font-size:12px;">video.pix_fmt</code>,{" "}
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<code style="font-size:12px;">video.height</code>,{" "}
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<code style="font-size:12px;">video.width</code>,{" "}
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<code style="font-size:12px;">video.fps</code> — must match across
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sources, otherwise FFmpeg's concat demuxer fails.
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</span>
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</div>
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<div style="display:flex;gap:12px;align-items:flex-start;border-left:3px solid #34D399;background:#ECFDF5;border-radius:0 10px 10px 0;padding:12px 14px;">
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<span style="flex:none;background:#D1FAE5;color:#047857;font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:0.4px;border-radius:6px;padding:3px 8px;margin-top:1px;white-space:nowrap;">
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Merged loosely
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</span>
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<span style="font-size:14px;color:#1B1B1D;">
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Encoder-tuning fields — <code style="font-size:12px;">video.g</code>,{" "}
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<code style="font-size:12px;">video.crf</code>,{" "}
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<code style="font-size:12px;">video.preset</code>,{" "}
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<code style="font-size:12px;">video.fast_decode</code>,{" "}
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<code style="font-size:12px;">video.extra_options</code>. If every source
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agrees, the value is kept; if not, it's set to{" "}
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<code style="font-size:12px;">null</code> (or{" "}
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<code style="font-size:12px;">{}</code> for{" "}
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<code style="font-size:12px;">video.extra_options</code>) and a warning is
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logged.
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</span>
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</div>
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</div>
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| Merge rule | Fields | Behaviour |
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| ------------------ | ---------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------- |
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| **Must match** | `video.codec`, `video.pix_fmt`, `video.height`, `video.width`, `video.fps` | Stream-derived fields must match across sources, otherwise FFmpeg's concat demuxer fails. |
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| **Merged loosely** | `video.g`, `video.crf`, `video.preset`, `video.fast_decode`, `video.extra_options` | Encoder-tuning fields. If every source agrees, the value is kept; if not, it's set to `null` (or `{}` for `video.extra_options`) and a warning is logged. |
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