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Separate IPTC/EXIF buffers

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This commit is contained in:
Shiho Midorikawa
2023-02-27 03:43:25 +09:00
parent 03fd015e77
commit 62c1f34c4f
1 changed files with 17 additions and 9 deletions
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26
rtengine/imageio.cc
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@@ -1226,19 +1226,27 @@ int ImageIO::saveJPEG (const Glib::ustring &fname, int quality, int subSamp) con
jpeg_start_compress(&cinfo, TRUE);
// buffer for exif and iptc markers
unsigned char* buffer;
unsigned int size;
// buffer for exif marker
unsigned char* exifBuffer = nullptr;
unsigned int exifBufferSize = 0;
// assemble and write exif marker
if (exifRoot) {
rtexif::ExifManager::createJPEGMarker (exifRoot, *exifChange, cinfo.image_width, cinfo.image_height, buffer, size);
rtexif::ExifManager::createJPEGMarker (exifRoot, *exifChange, cinfo.image_width, cinfo.image_height, exifBuffer, exifBufferSize);
if (size > 0 && size < 65530) {
jpeg_write_marker(&cinfo, JPEG_APP0 + 1, buffer, size);
if (exifBufferSize > 0 && exifBufferSize < 65530) {
jpeg_write_marker(&cinfo, JPEG_APP0 + 1, exifBuffer, exifBufferSize);
}
}
if (exifBuffer != nullptr) {
delete [] exifBuffer;
}
// buffer for iptc marker
unsigned char* iptcBuffer = new unsigned char[65535];
// assemble and write iptc marker
if (iptc) {
unsigned char* iptcdata;
@@ -1254,7 +1262,7 @@ int ImageIO::saveJPEG (const Glib::ustring &fname, int quality, int subSamp) con
int bytes = 0;
if (!error && (bytes = iptc_jpeg_ps3_save_iptc (nullptr, 0, iptcdata, size, buffer, 65532)) < 0) {
if (!error && (bytes = iptc_jpeg_ps3_save_iptc (nullptr, 0, iptcdata, size, iptcBuffer, 65532)) < 0) {
error = true;
}
@@ -1263,11 +1271,11 @@ int ImageIO::saveJPEG (const Glib::ustring &fname, int quality, int subSamp) con
}
if (!error) {
jpeg_write_marker(&cinfo, JPEG_APP0 + 13, buffer, bytes);
jpeg_write_marker(&cinfo, JPEG_APP0 + 13, iptcBuffer, bytes);
}
}
delete [] buffer;
delete [] iptcBuffer;
// write icc profile to the output
if (profileData) {