[英]FPDF Image Error: Unsupported image type after upgrading to PHP 8
我有一个存储为 base64 字符串的签名,它输出到 PDF 报告中,如下所示:
$image = $row1['signatureString'];
$trimmedSig = substr($image, 22);
$pic = 'data:image/gif;base64,' . $trimmedSig;
$pdf->Cell(20, 7, $pdf->Image($pic, 'C', $pdf->GetX(), $pdf->GetY(), 30, 7, 'png'), 'TBL', 0, 'L', false);
升级到 PHP 8 后,我现在收到以下错误:
Fatal error: Uncaught Exception: FPDF error: Unsupported image type: 7 in /var/www/html/packages/fpdf182/fpdf.php:271
Stack trace:
#0 /var/www/html/packages/fpdf182/fpdf.php(890): FPDF->Error('Unsupported ima...')
#1 /var/www/html/pdfReports/generatePDF.php(1799): FPDF->Image('data:image/gif;...', 'C', 175.00125, 73.00125, 30, '7', 'png')
#2 /var/www/html/genPDFReport.php(13): include('/var/www/html/p...')
#3 {main} thrown in /var/www/html/packages/fpdf182/fpdf.php on line 271
你有
$pic = 'data:image/gif;base64,' . $trimmedSig;
但然后使用
Image($pic, 'C', $pdf->GetX(), $pdf->GetY(), 30, 7, 'png')
我想应该是
Image($pic, 'C', $pdf->GetX(), $pdf->GetY(), 30, 7, 'gif')
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