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libragephoto: fix memory issues with Jpeg saving

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- RagePhoto.c: return PHOTOREADERROR when no Jpeg is being set when
ragephotodata_savef is being called with Jpeg format
- RagePhoto.cpp: return PhotoReadError when no Jpeg is being set when
RagePhoto::save is being called with Jpeg format
This commit is contained in:
Syping 2025-11-10 20:16:25 +01:00
parent b150959727
commit b87fd1d8fd
2 changed files with 16 additions and 8 deletions
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10
src/core/RagePhoto.c
View file

@ -972,10 +972,14 @@ bool ragephotodata_savef(RagePhotoData *rp_data, RagePhotoFormatParser *rp_parse
#endif
}
else if (photoFormat == RAGEPHOTO_FORMAT_JPEG) {
const size_t length = ragephotodata_getsavesizef(rp_data, NULL, photoFormat);
if (rp_data->jpeg) {
size_t pos = 0;
writeBuffer(rp_data->jpeg, data, &pos, length, rp_data->jpegSize);
writeBuffer(rp_data->jpeg, data, &pos, rp_data->jpegSize, rp_data->jpegSize);
}
else {
rp_data->error = RAGEPHOTO_ERROR_PHOTOREADERROR; // 17
return false;
}
rp_data->error = RAGEPHOTO_ERROR_NOERROR; // 255
return true;

10
src/core/RagePhoto.cpp
View file

@ -943,10 +943,14 @@ bool RagePhoto::save(char *data, uint32_t photoFormat, RagePhotoData *rp_data, R
#endif
}
else if (photoFormat == PhotoFormat::JPEG) {
const size_t length = saveSize(photoFormat, rp_data, nullptr);
if (rp_data->jpeg) {
size_t pos = 0;
writeBuffer(rp_data->jpeg, data, &pos, length, rp_data->jpegSize);
writeBuffer(rp_data->jpeg, data, &pos, rp_data->jpegSize, rp_data->jpegSize);
}
else {
rp_data->error = Error::PhotoReadError; // 17
return false;
}
rp_data->error = Error::NoError; // 255
return true;