kdletters
10dcc2b403
修复画布上传素材持久化回填和项目重进资源元数据恢复 修复图片、音频、视频图层的私有资源换签与视频裸路径回退 修复宣发素材切换模型后卡片尺寸变成1024x1024的问题 修复音视频预览、媒体导出格式、音频默认提示词和前端去背边界 修复角色动作生成在编辑器路径缺少ffprobe时的已知时长兜底 补充图片画布、资源换签、宣发尺寸、媒体导出和chromaKey回归测试 更新图片画布编辑器技术文档
81 lines
2.1 KiB
TypeScript
81 lines
2.1 KiB
TypeScript
export function normalizeCanvasDurationSeconds(value: unknown) {
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return typeof value === 'number' && Number.isFinite(value) && value > 0
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? value
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: null;
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}
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export function formatCanvasDurationLabel(value: unknown) {
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const durationSeconds = normalizeCanvasDurationSeconds(value);
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if (durationSeconds === null) {
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return '--:--';
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}
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const totalSeconds = Math.max(1, Math.round(durationSeconds));
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const hours = Math.floor(totalSeconds / 3600);
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const minutes = Math.floor((totalSeconds % 3600) / 60);
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const seconds = totalSeconds % 60;
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const paddedSeconds = String(seconds).padStart(2, '0');
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if (hours > 0) {
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return `${hours}:${String(minutes).padStart(2, '0')}:${paddedSeconds}`;
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}
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return `${minutes}:${paddedSeconds}`;
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}
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export function formatCanvasDurationMetric(value: unknown) {
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// 中文注释：音频对象没有视觉分辨率语义，画布角标统一显示时长。
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return `时长 ${formatCanvasDurationLabel(value)}`;
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}
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type MediaPreviewTone = 'audio' | 'video';
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type MediaPreviewMarker = {
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tone: MediaPreviewTone;
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variant: number;
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};
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const MEDIA_PREVIEW_VARIANT_COUNT = 6;
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function hashMediaPreviewSeed(seed: string) {
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let hash = 0;
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for (let index = 0; index < seed.length; index += 1) {
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hash = (hash * 31 + seed.charCodeAt(index)) >>> 0;
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}
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return hash;
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}
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export function getCanvasMediaPreviewMarker({
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mediaType,
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assetKind,
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title,
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src,
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}: {
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mediaType?: string | null;
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assetKind?: string | null;
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title?: string | null;
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src?: string | null;
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}): MediaPreviewMarker | null {
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if (mediaType !== 'audio' && mediaType !== 'video') {
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return null;
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}
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const seed = `${assetKind ?? ''}|${title ?? ''}|${src ?? ''}`;
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return {
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tone: mediaType,
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variant: hashMediaPreviewSeed(seed) % MEDIA_PREVIEW_VARIANT_COUNT,
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};
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}
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export function getCanvasMediaPreviewClassName(
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marker: MediaPreviewMarker | null,
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) {
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if (!marker) {
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return '';
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}
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return [
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'image-canvas-editor__media-preview',
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`image-canvas-editor__media-preview--${marker.tone}`,
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`image-canvas-editor__media-preview--variant-${marker.variant}`,
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].join(' ');
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}
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