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Add resolutionUnit to metadata and as tiff option #3023

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Co-authored-by: Lovell Fuller <github@lovell.info>
This commit is contained in:
ompal
2021-12-23 11:38:36 +05:30
committed by Lovell Fuller
parent 7aa340232e
commit f7bed69ffb
9 changed files with 61 additions and 3 deletions
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6
src/metadata.cc
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@@ -77,6 +77,9 @@ class MetadataWorker : public Napi::AsyncWorker {
if (image.get_typeof("heif-compression") == VIPS_TYPE_REF_STRING) {
baton->compression = image.get_string("heif-compression");
}
if (image.get_typeof(VIPS_META_RESOLUTION_UNIT) == VIPS_TYPE_REF_STRING) {
baton->resolutionUnit = image.get_string(VIPS_META_RESOLUTION_UNIT);
}
if (image.get_typeof("openslide.level-count") == VIPS_TYPE_REF_STRING) {
int const levels = std::stoi(image.get_string("openslide.level-count"));
for (int l = 0; l < levels; l++) {
@@ -198,6 +201,9 @@ class MetadataWorker : public Napi::AsyncWorker {
if (!baton->compression.empty()) {
info.Set("compression", baton->compression);
}
if (!baton->resolutionUnit.empty()) {
info.Set("resolutionUnit", baton->resolutionUnit == "in" ? "inch" : baton->resolutionUnit);
}
if (!baton->levels.empty()) {
int i = 0;
Napi::Array levels = Napi::Array::New(env, static_cast<size_t>(baton->levels.size()));