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Add extension-frame refine and lossless anchor options.

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Prefer clip anchor PNGs for handoffs, optionally run Bilateral+Flux cleanup before I2V, and save decoded last-frame anchors so sequential extensions accumulate less compression damage.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
Towsty
2026-09-04 07:55:46 -05:00
co-authored by Cursor
parent 5917d5bb37
commit f41ac7a826
14 changed files with 674 additions and 14 deletions
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server/utils/library.ts
+11 -2
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@@ -790,6 +790,11 @@ export function clipLastFramePath(owner: string, id: string) {
return join(clipDir(owner, id), 'last-frame.png')
}
/** Lossless PNG handoff frame for cleaner sequential extensions (not the preview cache). */
export function clipAnchorFramePath(owner: string, id: string) {
return join(clipDir(owner, id), 'anchor-last.png')
}
export function clipFirstFramePath(owner: string, id: string) {
return join(clipDir(owner, id), 'first-frame.jpg')
}
@@ -2009,9 +2014,9 @@ async function downloadViaHostAgent(file: { filename: string; subfolder: string;
async function downloadComfyMedia(
file: { filename: string; subfolder: string; type: string },
kind: 'video' | 'audio'
kind: 'video' | 'audio' | 'image'
) {
const extras = kind === 'video' ? ['video', ''] : ['audio', '']
const extras = kind === 'video' ? ['video', ''] : kind === 'audio' ? ['audio', ''] : ['']
const subfolders = [...new Set([file.subfolder, ...extras])]
let lastStatus = 0
let lastError = ''
@@ -2049,6 +2054,10 @@ export async function downloadComfyAudio(audio: { filename: string; subfolder: s
return downloadComfyMedia(audio, 'audio')
}
export async function downloadComfyImage(image: { filename: string; subfolder: string; type: string }) {
return downloadComfyMedia(image, 'image')
}
export async function importMissingComfyVideos(owner: string, folderId?: string) {
const catalog = readCatalog(owner)
const folder = catalog.folders.find(item => item.id === folderId) || catalog.folders[0]