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Code Issues Releases Wiki Activity

Minor code improvements to album cover loader

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This commit is contained in:
Jonas Kvinge 2021-03-16 17:17:22 +01:00
parent f77475dbfe
commit 5eda028af3
1 changed files with 23 additions and 29 deletions
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52
src/covermanager/albumcoverloader.cpp
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@ -36,6 +36,7 @@
#include <QString> #include <QString>
#include <QRegularExpression> #include <QRegularExpression>
#include <QUrl> #include <QUrl>
#include <QFile>
#include <QImage> #include <QImage>
#include <QPixmap> #include <QPixmap>
#include <QPainter> #include <QPainter>
@ -418,33 +419,31 @@ AlbumCoverLoader::TryLoadResult AlbumCoverLoader::TryLoadImage(Task *task) {
QByteArray image_data = TagReaderClient::Instance()->LoadEmbeddedArtBlocking(task->song.url().toLocalFile()); QByteArray image_data = TagReaderClient::Instance()->LoadEmbeddedArtBlocking(task->song.url().toLocalFile());
if (!image_data.isEmpty()) { if (!image_data.isEmpty()) {
QImage image; QImage image;
if (task->options.get_image_ && image.loadFromData(image_data)) { if (!image_data.isEmpty() && task->options.get_image_ && image.loadFromData(image_data)) {
return TryLoadResult(false, true, AlbumCoverLoaderResult::Type_Embedded, AlbumCoverImageResult(cover_url, QString(), image_data, image)); return TryLoadResult(false, !image.isNull(), AlbumCoverLoaderResult::Type_Embedded, AlbumCoverImageResult(cover_url, QString(), image_data, image));
} }
else { else {
return TryLoadResult(false, true, AlbumCoverLoaderResult::Type_Embedded, AlbumCoverImageResult(cover_url, QString(), image_data, image)); return TryLoadResult(false, !image_data.isEmpty(), AlbumCoverLoaderResult::Type_Embedded, AlbumCoverImageResult(cover_url, QString(), image_data, image));
} }
} }
} }
if (cover_url.isLocalFile()) { if (cover_url.isLocalFile()) {
QFile file(cover_url.toLocalFile()); QFile file(cover_url.toLocalFile());
if (file.exists()) { if (file.exists() && file.open(QIODevice::ReadOnly)) {
if (file.open(QIODevice::ReadOnly)) { QByteArray image_data = file.readAll();
QByteArray image_data = file.readAll(); file.close();
file.close(); QImage image;
QImage image; if (!image_data.isEmpty() && task->options.get_image_ && image.loadFromData(image_data)) {
if (!image_data.isEmpty() && task->options.get_image_ && image.loadFromData(image_data)) { return TryLoadResult(false, !image.isNull(), type, AlbumCoverImageResult(cover_url, QString(), image_data, image.isNull() ? task->options.default_output_image_ : image));
return TryLoadResult(false, !image.isNull(), type, AlbumCoverImageResult(cover_url, QString(), image_data, image.isNull() ? task->options.default_output_image_ : image));
}
else {
return TryLoadResult(false, !image.isNull(), type, AlbumCoverImageResult(cover_url, QString(), image_data, image.isNull() ? task->options.default_output_image_ : image));
}
} }
else { else {
qLog(Error) << "Failed to open album cover file" << cover_url; return TryLoadResult(false, !image_data.isEmpty(), type, AlbumCoverImageResult(cover_url, QString(), image_data, image.isNull() ? task->options.default_output_image_ : image));
} }
} }
else {
qLog(Error) << "Failed to open album cover file" << cover_url;
}
} }
else if (cover_url.scheme().isEmpty()) { // Assume a local file with no scheme. else if (cover_url.scheme().isEmpty()) { // Assume a local file with no scheme.
QFile file(cover_url.path()); QFile file(cover_url.path());
@ -456,7 +455,7 @@ AlbumCoverLoader::TryLoadResult AlbumCoverLoader::TryLoadImage(Task *task) {
return TryLoadResult(false, !image.isNull(), type, AlbumCoverImageResult(cover_url, QString(), image_data, image.isNull() ? task->options.default_output_image_ : image)); return TryLoadResult(false, !image.isNull(), type, AlbumCoverImageResult(cover_url, QString(), image_data, image.isNull() ? task->options.default_output_image_ : image));
} }
else { else {
return TryLoadResult(false, !image.isNull(), type, AlbumCoverImageResult(cover_url, QString(), image_data, image.isNull() ? task->options.default_output_image_ : image)); return TryLoadResult(false, !image_data.isEmpty(), type, AlbumCoverImageResult(cover_url, QString(), image_data, image.isNull() ? task->options.default_output_image_ : image));
} }
} }
} }
@ -512,21 +511,16 @@ void AlbumCoverLoader::RemoteFetchFinished(QNetworkReply *reply, const QUrl &cov
QByteArray image_data = reply->readAll(); QByteArray image_data = reply->readAll();
QString mime_type = Utilities::MimeTypeFromData(image_data); QString mime_type = Utilities::MimeTypeFromData(image_data);
QImage image; QImage image;
if (task.options.get_image_data_) { if (image.loadFromData(image_data)) {
if (image.loadFromData(image_data)) { QImage image_scaled;
QImage image_scaled; QImage image_thumbnail;
QImage image_thumbnail; if (task.options.scale_output_image_) image_scaled = ImageUtils::ScaleAndPad(image, task.options.scale_output_image_, task.options.pad_output_image_, task.options.desired_height_);
if (task.options.scale_output_image_) image_scaled = ImageUtils::ScaleAndPad(image, task.options.scale_output_image_, task.options.pad_output_image_, task.options.desired_height_); if (task.options.create_thumbnail_) image_thumbnail = ImageUtils::CreateThumbnail(image, task.options.pad_thumbnail_image_, task.options.thumbnail_size_);
if (task.options.create_thumbnail_) image_thumbnail = ImageUtils::CreateThumbnail(image, task.options.pad_thumbnail_image_, task.options.thumbnail_size_); emit AlbumCoverLoaded(task.id, AlbumCoverLoaderResult(true, task.type, AlbumCoverImageResult(cover_url, mime_type, (task.options.get_image_data_ ? image_data : QByteArray()), image), image_scaled, image_thumbnail, task.art_updated));
emit AlbumCoverLoaded(task.id, AlbumCoverLoaderResult(true, task.type, AlbumCoverImageResult(cover_url, mime_type, (task.options.get_image_data_ ? image_data : QByteArray()), image), image_scaled, image_thumbnail, task.art_updated)); return;
return;
}
else {
qLog(Error) << "Unable to load album cover image" << cover_url;
}
} }
else { else {
emit AlbumCoverLoaded(task.id, AlbumCoverLoaderResult(true, task.type, AlbumCoverImageResult(cover_url, mime_type, image_data, QImage()), QImage(), QImage(), task.art_updated)); qLog(Error) << "Unable to load album cover image" << cover_url;
} }
} }
else { else {