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Add support for pages option for multi-page input #1566

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This commit is contained in:
Lovell Fuller
2019-03-17 16:37:27 +00:00
parent 7457b50373
commit 9cc06c887b
10 changed files with 88 additions and 37 deletions
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11
src/common.cc
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@@ -71,7 +71,10 @@ namespace sharp {
descriptor->rawWidth = AttrTo<uint32_t>(input, "rawWidth");
descriptor->rawHeight = AttrTo<uint32_t>(input, "rawHeight");
}
// Page input for multi-page TIFF, PDF
// Multi-page input (GIF, TIFF, PDF)
if (HasAttr(input, "pages")) {
descriptor->pages = AttrTo<int32_t>(input, "pages");
}
if (HasAttr(input, "page")) {
descriptor->page = AttrTo<uint32_t>(input, "page");
}
@@ -254,7 +257,8 @@ namespace sharp {
option->set("density", std::to_string(descriptor->density).data());
}
if (ImageTypeSupportsPage(imageType)) {
option->set("page", descriptor->page);
option->set("n", descriptor->pages);
option->set("page", descriptor->page);
}
image = VImage::new_from_buffer(descriptor->buffer, descriptor->bufferLength, nullptr, option);
if (imageType == ImageType::SVG || imageType == ImageType::PDF || imageType == ImageType::MAGICK) {
@@ -299,7 +303,8 @@ namespace sharp {
option->set("density", std::to_string(descriptor->density).data());
}
if (ImageTypeSupportsPage(imageType)) {
option->set("page", descriptor->page);
option->set("n", descriptor->pages);
option->set("page", descriptor->page);
}
image = VImage::new_from_file(descriptor->file.data(), option);
if (imageType == ImageType::SVG || imageType == ImageType::PDF || imageType == ImageType::MAGICK) {

2
src/common.h
View File

@@ -53,6 +53,7 @@ namespace sharp {
int rawChannels;
int rawWidth;
int rawHeight;
int pages;
int page;
int createChannels;
int createWidth;
@@ -67,6 +68,7 @@ namespace sharp {
rawChannels(0),
rawWidth(0),
rawHeight(0),
pages(1),
page(0),
createChannels(0),
createWidth(0),