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fix: preserve animation in GIF and WebP stickers

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This commit is contained in:
Marcelo Assis 2025-03-20 19:00:02 -03:00
parent f8b1c6e0fa
commit 6e7dd51679
1 changed files with 9 additions and 10 deletions
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19
src/api/integrations/channel/whatsapp/whatsapp.baileys.service.ts
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@ -2703,8 +2703,7 @@ export class BaileysStartupService extends ChannelStartupService {
imageBuffer = Buffer.from(response.data, 'binary');
}
const isAnimated = image.includes('.gif') ||
(image.includes('.webp') && this.isAnimatedWebp(imageBuffer));
const isAnimated = this.isAnimated(image, imageBuffer);
if (isAnimated) {
return await sharp(imageBuffer, { animated: true })
@ -2722,14 +2721,14 @@ export class BaileysStartupService extends ChannelStartupService {
private isAnimatedWebp(buffer: Buffer): boolean {
if (buffer.length < 12) return false;
for (let i = 0; i < buffer.length - 4; i++) {
if (buffer[i] === 0x41 && // 'A'
buffer[i + 1] === 0x4E && // 'N'
buffer[i + 2] === 0x49 && // 'I'
buffer[i + 3] === 0x4D) { // 'M'
return true;
}
}
return buffer.indexOf(Buffer.from('ANIM')) !== -1;
}
private isAnimated(image: string, buffer: Buffer): boolean {
if (image.includes('.gif')) return true;
if (image.includes('.webp')) return this.isAnimatedWebp(buffer);
return false;
}