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fix: use Gemini API supported image formats for clipboard #14762

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Merged
jackwotherspoon merged 4 commits into from
Dec 9, 2025
+17 −10
Merged

fix: use Gemini API supported image formats for clipboard #14762

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7ddc949
fix: use Gemini API supported image formats for clipboard
jackwotherspoon Dec 9, 2025
2ddaecd
chore: update comment
jackwotherspoon Dec 9, 2025
1187475
Merge branch 'main' into fix-image-formats
jackwotherspoon Dec 9, 2025
e235514
Merge branch 'main' into fix-image-formats
jackwotherspoon Dec 9, 2025
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27 changes: 17 additions & 10 deletions packages/cli/src/ui/utils/clipboardUtils.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,19 @@ import * as fs from 'node:fs/promises';
import * as path from 'node:path';
import { debugLogger, spawnAsync } from '@google/gemini-cli-core';

/**
* Supported image file extensions based on Gemini API.
* See: https://ai.google.dev/gemini-api/docs/image-understanding
*/
export const IMAGE_EXTENSIONS = [
'.png',
'.jpg',
'.jpeg',
'.webp',
'.heic',
'.heif',
];

/**
* Checks if the system clipboard contains an image (macOS only for now)
* @returns true if clipboard contains an image
Expand Down Expand Up @@ -50,12 +63,11 @@ export async function saveClipboardImage(
// Generate a unique filename with timestamp
const timestamp = new Date().getTime();

// Try different image formats in order of preference
// AppleScript clipboard classes to try, in order of preference.
// macOS converts clipboard images to these formats (WEBP/HEIC/HEIF not supported by osascript).
const formats = [
{ class: 'PNGf', extension: 'png' },
{ class: 'JPEG', extension: 'jpg' },
{ class: 'TIFF', extension: 'tiff' },
{ class: 'GIFf', extension: 'gif' },
];

for (const format of formats) {
Expand Down Expand Up @@ -125,13 +137,8 @@ export async function cleanupOldClipboardImages(
const oneHourAgo = Date.now() - 60 * 60 * 1000;

for (const file of files) {
if (
file.startsWith('clipboard-') &&
(file.endsWith('.png') ||
file.endsWith('.jpg') ||
file.endsWith('.tiff') ||
file.endsWith('.gif'))
) {
const ext = path.extname(file).toLowerCase();
if (file.startsWith('clipboard-') && IMAGE_EXTENSIONS.includes(ext)) {
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const filePath = path.join(tempDir, file);
const stats = await fs.stat(filePath);
if (stats.mtimeMs < oneHourAgo) {
Expand Down
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