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Merge pull request #2476 from ashokram-si/feat/targa-sequence-output

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Export: Targa (.tga) sequence output, 24-bit RGB or 32-bit RGB + Alpha
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BFlat
2026-10-30 01:19:27 +07:00
committed by GitHub
parent 0f2225fe9c de27e1ea0a
commit b669e4a951
13 changed files with 309 additions and 23 deletions
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docs/architecture.md
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@@ -37,7 +37,7 @@ cpal or muda. Everything in L0 to L4, the egui UI and the web app also build for
| L3 | `render` | Evaluation and compositing: sources, masks, effects, transforms, 3D, motion blur, mattes, blending, layer cache, audio mixdown |
| L3 | `media` | Footage decoding (FilmCraft's pure-Rust codecs), image sequences, Photoshop and SVG stills, frame cache |
| L3 | `expr` | The expression engine (JavaScript via boa) with the After Effects object model |
| L3 | `export` | Render queue encoding: H.264, HEVC and AV1 MP4, ProRes, WebM (VP9 + alpha or AV1, Opus), PNG/JPEG/TIFF/EXR sequences, GIF, WAV/AIFF |
| L3 | `export` | Render queue encoding: H.264, HEVC and AV1 MP4, ProRes, WebM (VP9 + alpha or AV1, Opus), PNG/JPEG/TIFF/EXR/Targa sequences, GIF, WAV/AIFF |
| L3 | `gpu` | The GPU compositor and GPU effects on wgpu compute shaders (Metal, Vulkan, Direct3D 12, WebGPU), checked against the CPU renderer |
| L3 | `interchange` | Premiere Pro interop through timeline interchange (FCP7 XML, FCPXML, OTIO, EDL, AAF, OMF via FilmCraft's `filmcraft-interchange`): sequences ↔ compositions (§6a) |
| L3 | `lottie` | Lottie JSON / dotLottie import and export (layers, precomps, eased and spatial keyframes, shapes, masks, mattes) with a warnings list for what Lottie cannot express |
docs/file-format-parity.md
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@@ -48,7 +48,7 @@ trips and renders, checked by tests, not against After Effects), **partial** (na
| GIF | R/W | yes | yes (animated) | good |
| BMP | R | yes | — | good |
| WebP | — | yes (still; animated WebP as footage with its frames, timing and alpha, #762) | — | beyond After Effects |
| Targa `.tga` | R/W | yes (still and sequence; alpha interpreted on import) | none | good for import (#745); no Targa output |
| Targa `.tga` | R/W | yes (still and sequence; alpha interpreted on import) | yes (sequence; uncompressed 24-bit RGB or 32-bit RGB + Alpha, straight or premultiplied) | good: import (#745); output reads back through it unchanged; the alpha is not labelled in the file (no TGA 2.0 extension area), so it is interpreted on import |
| DPX / Cineon `.dpx` `.cin` | R/W | yes (still and sequence; 8/10/12/16-bit luma, RGB, RGBA, both byte orders; log code values shown as stored) | none | partial: import (#756); no Interpret Footage ▸ Cineon Settings (log to linear), no DPX output; common in film VFX |
| Radiance `.hdr` | R/W | yes (still and sequence, 32-bit linear float like OpenEXR) | none | good for import (#745); no Radiance output |
| SGI, PICT, ElectricImage, RLA/RPF images | R | none | none | Legacy; RPF camera data import exists (`keys.rpfCameraImport`) |
@@ -96,19 +96,19 @@ trips and renders, checked by tests, not against After Effects), **partial** (na
| Mocha shapes | R (Mocha AE) | own documented JSON | — | Mocha's format is not public |
| Vanishing Point `.vpe` | R | none | — | no public specification; the menu entry explains why |
## Render queue outputs (`OutputFormat::ALL`, 13)
## Render queue outputs (`OutputFormat::ALL`, 14)
H.264 MP4, HEVC MP4, AV1 MP4, ProRes MOV, uncompressed 8-bit RGB / RGB + Alpha MOV (`raw `, + PCM;
#372), WebM (VP9 or AV1 + Opus), PNG / JPEG / TIFF / OpenEXR sequences, animated GIF, WAV, AIFF.
#372), WebM (VP9 or AV1 + Opus), PNG / JPEG / TIFF / OpenEXR / Targa sequences, animated GIF, WAV, AIFF.
Missing against After Effects + Media Encoder: 16-bpc uncompressed, AVI and lossless-compressed
single-file video (Animation / PNG codecs), DPX / Targa / Photoshop sequences, MXF, DNxHR, hardware
single-file video (Animation / PNG codecs), DPX / Photoshop sequences, MXF, DNxHR, hardware
encoders ([hardware-parity.md](hardware-parity.md)), and rendering safely over an existing file
(#325).
## Estimate
**≈ 130–230 h**: `.aep` / `.aepx` import 80–160 h (after the owner decision), wiring TGA / DPX /
HDR / MXF / AVI / DNx import and DPX/TGA output 10–20 h, FBX animation and skinning, USD and Substance 20–40 h,
HDR / MXF / AVI / DNx import and DPX output 10–20 h, FBX animation and skinning, USD and Substance 20–40 h,
relinking 6–12 h, `.mogrt`-compatible templates 15–30 h (partly parallel with the rest).
## Revision history