Feature/rmove info item qstrings

YUViewLib/src/common/Formatting.h

@@ -51,7 +51,7 @@ template <typename T> std::string to_string(const std::pair<T, T> &typePair)
   return stream.str();
 }
 
-template <typename T> std::ostream &operator<<(std::ostream &stream, const std::vector<T> vec)
+template <typename T> std::ostream &operator<<(std::ostream &stream, const std::vector<T> &vec)
 {
   stream << "[";
   for (auto it = vec.begin(); it != vec.end(); it++)
@@ -64,7 +64,7 @@ template <typename T> std::ostream &operator<<(std::ostream &stream, const std::
   return stream;
 }
 
-template <typename T> std::string to_string(const std::vector<T> vec)
+template <typename T> std::string to_string(const std::vector<T> &vec)
 {
   std::ostringstream stream;
   stream << vec;
@@ -73,7 +73,7 @@ template <typename T> std::string to_string(const std::vector<T> vec)
 
 static std::ostream &operator<<(std::ostream &stream, const Size &size)
 {
-  stream << "(" << size.width << "x" << size.height << ")";
+  stream << size.width << "x" << size.height;
   return stream;
 }
 
@@ -89,13 +89,31 @@ inline std::string to_string(const bool b)
   return b ? "True" : "False";
 }
 
+template <typename T>
+static std::ostream &operator<<(std::ostream &stream, const std::optional<T> &opt)
+{
+  if (opt)
+    stream << opt.value();
+  else
+    stream << "NA";
+  return stream;
+}
+
+template <typename T> inline std::string to_string(const std::optional<T> &opt)
+{
+  std::ostringstream stream;
+  stream << opt;
+  return stream.str();
+}
+
 inline std::string stringReplaceAll(std::string str, char value, char replacement)
 {
   std::replace(str.begin(), str.end(), value, replacement);
   return str;
 }
 
-inline std::string stringReplaceAll(std::string str, std::initializer_list<char> values, char replacement)
+inline std::string
+stringReplaceAll(std::string str, std::initializer_list<char> values, char replacement)
 {
   std::replace_if(
       str.begin(),

YUViewLib/src/common/FileInfo.h → YUViewLib/src/common/InfoItemAndData.h

@@ -37,26 +37,25 @@
 #include <QString>
 
 /*
- * An info item has a name, a text and an optional toolTip. These are used to show them in the
- * fileInfoWidget. For example: ["File Name", "file.yuv"] or ["Number Frames", "123"] Another option
- * is to show a button. If the user clicks on it, the callback function infoListButtonPressed() for
- * the corresponding playlist item is called.
+ * An info item has a name, a text and an optional description. These are used to show them in the
+ * fileInfoWidget. For example: ["File Name", "file.yuv"] or ["Number Frames", "123"].
  */
 struct InfoItem
 {
-  InfoItem(const QString &name,
-           const QString &text,
-           const QString &toolTip  = QString(),
-           bool           button   = false,
-           int            buttonID = -1)
-      : name(name), text(text), button(button), buttonID(buttonID), toolTip(toolTip)
+  std::string name{};
+  std::string text{};
+  std::string description{};
+
+  InfoItem(std::string &&name, std::string &&text) : name(std::move(name)), text(std::move(text)) {}
+  InfoItem(std::string &&name, std::string &&text, std::string &&description)
+      : name(std::move(name)), text(std::move(text)), description(std::move(description))
+  {
+  }
+  InfoItem(std::string_view name, std::string_view text) : name(name), text(text) {}
+  InfoItem(std::string_view name, std::string_view text, std::string_view description)
+      : name(name), text(text), description(description)
   {
   }
-  QString name{};
-  QString text{};
-  bool    button{};
-  int     buttonID{};
-  QString toolTip{};
 };
 
 struct InfoData

YUViewLib/src/common/Typedef.h

@@ -279,6 +279,7 @@ struct Size
   {
     return this->width != other.width || this->height != other.height;
   }
+  explicit       operator bool() const { return this->isValid(); }
   constexpr bool isValid() const { return this->width > 0 && this->height > 0; }
   unsigned       width{};
   unsigned       height{};
@@ -345,7 +346,7 @@ Q_DECLARE_METATYPE(recacheIndicator)
 template <typename... Args> struct QNonConstOverload
 {
   template <typename R, typename T>
-  Q_DECL_CONSTEXPR auto operator()(R (T::*ptr)(Args...)) const Q_DECL_NOTHROW -> decltype(ptr)
+  Q_DECL_CONSTEXPR auto operator()(R (T::*ptr)(Args...)) const Q_DECL_NOTHROW->decltype(ptr)
   {
     return ptr;
   }
@@ -358,7 +359,7 @@ template <typename... Args> struct QNonConstOverload
 template <typename... Args> struct QConstOverload
 {
   template <typename R, typename T>
-  Q_DECL_CONSTEXPR auto operator()(R (T::*ptr)(Args...) const) const Q_DECL_NOTHROW -> decltype(ptr)
+  Q_DECL_CONSTEXPR auto operator()(R (T::*ptr)(Args...) const) const Q_DECL_NOTHROW->decltype(ptr)
   {
     return ptr;
   }
@@ -375,7 +376,7 @@ template <typename... Args> struct QOverload : QConstOverload<Args...>, QNonCons
   using QNonConstOverload<Args...>::of;
   using QNonConstOverload<Args...>::operator();
   template <typename R>
-  Q_DECL_CONSTEXPR auto operator()(R (*ptr)(Args...)) const Q_DECL_NOTHROW -> decltype(ptr)
+  Q_DECL_CONSTEXPR auto operator()(R (*ptr)(Args...)) const Q_DECL_NOTHROW->decltype(ptr)
   {
     return ptr;
   }

YUViewLib/src/decoder/decoderHM.h

@@ -34,7 +34,7 @@
 
 #include <QLibrary>
 
-#include <common/FileInfo.h>
+#include <common/InfoItemAndData.h>
 #include <decoder/decoderBase.h>
 #include <decoder/externalHeader/libHMDecoder.h>
 #include <video/yuv/videoHandlerYUV.h>
@@ -51,11 +51,11 @@ struct LibraryFunctionsHM
   void (*libHMDec_set_SEI_Check)(libHMDec_context *, bool check_hash){};
   void (*libHMDec_set_max_temporal_layer)(libHMDec_context *, int max_layer){};
   libHMDec_error (*libHMDec_push_nal_unit)(libHMDec_context *decCtx,
-                                           const void *      data8,
+                                           const void       *data8,
                                            int               length,
                                            bool              eof,
-                                           bool &            bNewPicture,
-                                           bool &            checkOutputPictures){};
+                                           bool             &bNewPicture,
+                                           bool             &checkOutputPictures){};
 
   // Get a picture and retrive information on the picture
   libHMDec_picture *(*libHMDec_get_picture)(libHMDec_context *){};
@@ -77,8 +77,8 @@ struct LibraryFunctionsHM
   libHMDec_BlockValue *(*libHMDEC_get_internal_info)(libHMDec_context *,
                                                      libHMDec_picture *pic,
                                                      unsigned int      typeIdx,
-                                                     unsigned int &    nrValues,
-                                                     bool &            callAgain){};
+                                                     unsigned int     &nrValues,
+                                                     bool             &callAgain){};
   libHMDec_error (*libHMDEC_clear_internal_info)(libHMDec_context *decCtx){};
 };
 
@@ -107,7 +107,7 @@ class decoderHM : public decoderBaseSingleLib
 private:
   // A private constructor that creates an uninitialized decoder library.
   // Used by checkLibraryFile to check if a file can be used as a this decoder.
-  decoderHM(){};
+  decoderHM() {};
 
   // Return the possible names of the HM library
   QStringList getLibraryNames() const override;
@@ -150,7 +150,7 @@ class decoderHM : public decoderBaseSingleLib
   QByteArray currentOutputBuffer;
   void       copyImgToByteArray(
             libHMDec_picture *src,
-            QByteArray &      dst); // Copy the raw data from the de265_image source *src to the byte array
+            QByteArray &dst); // Copy the raw data from the de265_image source *src to the byte array
 #endif
 
   LibraryFunctionsHM lib;

YUViewLib/src/decoder/decoderVTM.h

@@ -34,7 +34,7 @@
 
 #include <QLibrary>
 
-#include <common/FileInfo.h>
+#include <common/InfoItemAndData.h>
 
 #include "decoderBase.h"
 #include "externalHeader/libVTMDecoder.h"

YUViewLib/src/decoder/decoderVVDec.h

@@ -34,7 +34,7 @@
 
 #include <QLibrary>
 
-#include <common/FileInfo.h>
+#include <common/InfoItemAndData.h>
 #include <decoder/decoderBase.h>
 #include <decoder/externalHeader/vvdec/vvdec.h>
 #include <video/yuv/videoHandlerYUV.h>

YUViewLib/src/filesource/FileSource.cpp

@@ -32,6 +32,7 @@
 
 #include "FileSource.h"
 
+#include <common/Formatting.h>
 #include <common/Typedef.h>
 
 #include <QDateTime>
@@ -55,26 +56,21 @@ FileSource::FileSource()
           &FileSource::fileSystemWatcherFileChanged);
 }
 
-bool FileSource::openFile(const QString &filePath)
+bool FileSource::openFile(const std::filesystem::path &filePath)
 {
-  // Check if the file exists
-  this->fileInfo.setFile(filePath);
-  if (!this->fileInfo.exists() || !this->fileInfo.isFile())
+  if (!std::filesystem::is_regular_file(filePath))
     return false;
 
   if (this->isFileOpened && this->srcFile.isOpen())
     this->srcFile.close();
 
-  // open file for reading
-  this->srcFile.setFileName(filePath);
+  this->srcFile.setFileName(QString::fromStdString(filePath.string()));
   this->isFileOpened = this->srcFile.open(QIODevice::ReadOnly);
   if (!this->isFileOpened)
     return false;
 
-  // Save the full file path
   this->fullFilePath = filePath;
 
-  // Install a watcher for the file (if file watching is active)
   this->updateFileWatchSetting();
   this->fileChanged = false;
 
@@ -115,30 +111,52 @@ int64_t FileSource::readBytes(QByteArray &targetBuffer, int64_t startPos, int64_
   return this->srcFile.read(targetBuffer.data(), nrBytes);
 }
 
-QList<InfoItem> FileSource::getFileInfoList() const
+std::vector<InfoItem> FileSource::getFileInfoList() const
 {
-  QList<InfoItem> infoList;
-
   if (!this->isFileOpened)
-    return infoList;
+    return {};
+
+  // For now we still use the QFileInfo. There is no easy cross platform formatting
+  // for the std::filesystem::file_time_type. This is added in C++ 20.
+  QFileInfo fileInfo(QString::fromStdString(this->fullFilePath.string()));
 
-  infoList.append(InfoItem("File Path", this->fileInfo.absoluteFilePath()));
+  std::vector<InfoItem> infoList;
+
+  infoList.emplace_back("File Path", this->fullFilePath.string());
 #if QT_VERSION < QT_VERSION_CHECK(5, 10, 0)
-  auto createdtime = this->fileInfo.created().toString("yyyy-MM-dd hh:mm:ss");
+  const auto createdtime = this->fileInfo.created().toString("yyyy-MM-dd hh:mm:ss");
 #else
-  auto createdtime = this->fileInfo.birthTime().toString("yyyy-MM-dd hh:mm:ss");
+  const auto createdtime = fileInfo.birthTime().toString("yyyy-MM-dd hh:mm:ss");
 #endif
-  infoList.append(InfoItem("Time Created", createdtime));
-  infoList.append(
-      InfoItem("Time Modified", this->fileInfo.lastModified().toString("yyyy-MM-dd hh:mm:ss")));
-  infoList.append(InfoItem("Nr Bytes", QString("%1").arg(this->fileInfo.size())));
+  infoList.emplace_back("Time Created", createdtime.toStdString());
+  infoList.emplace_back("Time Modified",
+                        fileInfo.lastModified().toString("yyyy-MM-dd hh:mm:ss").toStdString());
+
+  if (const auto size = this->getFileSize())
+    infoList.emplace_back("Nr Bytes", to_string(this->getFileSize()));
 
   return infoList;
 }
 
-QString FileSource::getAbsoluteFilePath() const
+std::optional<int64_t> FileSource::getFileSize() const
+{
+  if (!this->isFileOpened)
+    return {};
+
+  try
+  {
+    const auto size = std::filesystem::file_size(this->fullFilePath);
+    return static_cast<int64_t>(size);
+  }
+  catch (const std::filesystem::filesystem_error &e)
+  {
+    return {};
+  }
+}
+
+std::string FileSource::getAbsoluteFilePath() const
 {
-  return this->isFileOpened ? this->fileInfo.absoluteFilePath() : QString();
+  return this->isFileOpened ? this->fullFilePath.string() : "";
 }
 
 // If you are loading a playlist and you have an absolute path and a relative path, this function
@@ -177,9 +195,9 @@ void FileSource::updateFileWatchSetting()
   // The addPath/removePath functions will do nothing if called twice for the same file.
   QSettings settings;
   if (settings.value("WatchFiles", true).toBool())
-    fileWatcher.addPath(this->fullFilePath);
+    fileWatcher.addPath(QString::fromStdString(this->fullFilePath.string()));
   else
-    fileWatcher.removePath(this->fullFilePath);
+    fileWatcher.removePath(QString::fromStdString(this->fullFilePath.string()));
 }
 
 void FileSource::clearFileCache()
@@ -195,7 +213,7 @@ void FileSource::clearFileCache()
   QMutexLocker locker(&this->readMutex);
   this->srcFile.close();
 
-  LPCWSTR file = (const wchar_t *)this->fullFilePath.utf16();
+  LPCWSTR file = this->fullFilePath.wstring().c_str();
   HANDLE  hFile =
       CreateFile(file, GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_FLAG_NO_BUFFERING, NULL);
   CloseHandle(hFile);

YUViewLib/src/filesource/FileSource.h

@@ -39,10 +39,12 @@
 #include <QMutexLocker>
 #include <QString>
 
-#include <common/FileInfo.h>
 #include <common/EnumMapper.h>
+#include <common/InfoItemAndData.h>
 #include <common/Typedef.h>
 
+#include <filesystem>
+
 enum class InputFormat
 {
   Invalid = -1,
@@ -70,14 +72,13 @@ class FileSource : public QObject
 public:
   FileSource();
 
-  virtual bool openFile(const QString &filePath);
+  virtual bool openFile(const std::filesystem::path &filePath);
 
-  virtual QList<InfoItem> getFileInfoList() const;
-  int64_t                 getFileSize() const { return !isFileOpened ? -1 : fileInfo.size(); }
-  QString                 getAbsoluteFilePath() const;
-  QFileInfo               getFileInfo() const { return this->fileInfo; }
-  QFile                  *getQFile() { return &this->srcFile; }
-  bool                    getAndResetFileChangedFlag();
+  virtual std::vector<InfoItem> getFileInfoList() const;
+  std::optional<int64_t>        getFileSize() const;
+  std::string                   getAbsoluteFilePath() const;
+  QFile                        *getQFile() { return &this->srcFile; }
+  bool                          getAndResetFileChangedFlag();
 
   // Return true if the file could be opened and is ready for use.
   bool isOk() const { return this->isFileOpened; }
@@ -107,10 +108,9 @@ private slots:
   void fileSystemWatcherFileChanged(const QString &) { fileChanged = true; }
 
 protected:
-  QString   fullFilePath{};
-  QFileInfo fileInfo;
-  QFile     srcFile;
-  bool      isFileOpened{};
+  std::filesystem::path fullFilePath{};
+  QFile                 srcFile;
+  bool                  isFileOpened{};
 
 private:
   QFileSystemWatcher fileWatcher{};