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Fix grey result of indexed PNG in pdfrenderer.

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Sebastian J. Bronner 2024-02-11 00:08:48 +01:00 committed by GitHub
parent a7f860a417
commit 209cf5c476
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1 changed files with 3 additions and 8 deletions
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11
src/api/pdfrenderer.cpp
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@ -664,6 +664,8 @@ bool TessPDFRenderer::BeginDocumentHandler() {
bool TessPDFRenderer::imageToPDFObj(Pix *pix, const char *filename, long int objnum,
char **pdf_object, long int *pdf_object_size,
const int jpg_quality) {
int sad;
if (!pdf_object_size || !pdf_object) {
return false;
}
@ -674,14 +676,7 @@ bool TessPDFRenderer::imageToPDFObj(Pix *pix, const char *filename, long int obj
}
L_Compressed_Data *cid = nullptr;
int sad = 0;
if (pixGetInputFormat(pix) == IFF_PNG) {
sad = pixGenerateCIData(pix, L_FLATE_ENCODE, 0, 0, &cid);
}
if (!cid) {
sad = l_generateCIDataForPdf(filename, pix, jpg_quality, &cid);
}
sad = l_generateCIDataForPdf(filename, pix, jpg_quality, &cid);
if (sad || !cid) {
l_CIDataDestroy(&cid);