refactor: Replace picojpeg with jpegdec

.gitignore

@@ -15,3 +15,4 @@ build
 .history/
 /.venv
 *.local*
+/plans

lib/Epub/Epub.cpp

@@ -611,7 +611,7 @@ bool Epub::generateCoverBmp(bool cropped) const {
 std::string Epub::getThumbBmpPath() const { return cachePath + "/thumb_[HEIGHT].bmp"; }
 std::string Epub::getThumbBmpPath(int height) const { return cachePath + "/thumb_" + std::to_string(height) + ".bmp"; }
 
-bool Epub::generateThumbBmp(int height) const {
+bool Epub::generateThumbBmp(int height, uint32_t deadline) const {
   // Already generated, return true
   if (Storage.exists(getThumbBmpPath(height).c_str())) {
     return true;
@@ -633,9 +633,15 @@ bool Epub::generateThumbBmp(int height) const {
     if (!Storage.openFileForWrite("EBP", coverJpgTempPath, coverJpg)) {
       return false;
     }
-    readItemContentsToStream(coverImageHref, coverJpg, 1024);
+    const bool extractedJpg = readItemContentsToStream(coverImageHref, coverJpg, 1024, deadline);
     coverJpg.close();
 
+    if (!extractedJpg) {
+      LOG_ERR("EBP", "Failed to extract JPG cover (deadline or error)");
+      Storage.remove(coverJpgTempPath.c_str());
+      return false;
+    }
+
     if (!Storage.openFileForRead("EBP", coverJpgTempPath, coverJpg)) {
       return false;
     }
@@ -650,7 +656,7 @@ bool Epub::generateThumbBmp(int height) const {
     int THUMB_TARGET_WIDTH = height * 0.6;
     int THUMB_TARGET_HEIGHT = height;
     const bool success = JpegToBmpConverter::jpegFileTo1BitBmpStreamWithSize(coverJpg, thumbBmp, THUMB_TARGET_WIDTH,
-                                                                             THUMB_TARGET_HEIGHT);
+                                                                             THUMB_TARGET_HEIGHT, deadline);
     coverJpg.close();
     thumbBmp.close();
     Storage.remove(coverJpgTempPath.c_str());
@@ -669,9 +675,15 @@ bool Epub::generateThumbBmp(int height) const {
     if (!Storage.openFileForWrite("EBP", coverPngTempPath, coverPng)) {
       return false;
     }
-    readItemContentsToStream(coverImageHref, coverPng, 1024);
+    const bool extractedPng = readItemContentsToStream(coverImageHref, coverPng, 1024, deadline);
     coverPng.close();
 
+    if (!extractedPng) {
+      LOG_ERR("EBP", "Failed to extract PNG cover (deadline or error)");
+      Storage.remove(coverPngTempPath.c_str());
+      return false;
+    }
+
     if (!Storage.openFileForRead("EBP", coverPngTempPath, coverPng)) {
       return false;
     }
@@ -683,8 +695,8 @@ bool Epub::generateThumbBmp(int height) const {
     }
     int THUMB_TARGET_WIDTH = height * 0.6;
     int THUMB_TARGET_HEIGHT = height;
-    const bool success =
-        PngToBmpConverter::pngFileTo1BitBmpStreamWithSize(coverPng, thumbBmp, THUMB_TARGET_WIDTH, THUMB_TARGET_HEIGHT);
+    const bool success = PngToBmpConverter::pngFileTo1BitBmpStreamWithSize(coverPng, thumbBmp, THUMB_TARGET_WIDTH,
+                                                                           THUMB_TARGET_HEIGHT, deadline);
     coverPng.close();
     thumbBmp.close();
     Storage.remove(coverPngTempPath.c_str());
@@ -723,14 +735,15 @@ uint8_t* Epub::readItemContentsToBytes(const std::string& itemHref, size_t* size
   return content;
 }
 
-bool Epub::readItemContentsToStream(const std::string& itemHref, Print& out, const size_t chunkSize) const {
+bool Epub::readItemContentsToStream(const std::string& itemHref, Print& out, const size_t chunkSize,
+                                    uint32_t deadline) const {
   if (itemHref.empty()) {
     LOG_DBG("EBP", "Failed to read item, empty href");
     return false;
   }
 
   const std::string path = FsHelpers::normalisePath(itemHref);
-  return ZipFile(filepath).readFileToStream(path.c_str(), out, chunkSize);
+  return ZipFile(filepath).readFileToStream(path.c_str(), out, chunkSize, deadline);
 }
 
 bool Epub::getItemSize(const std::string& itemHref, size_t* size) const {

lib/Epub/Epub.h

@@ -55,10 +55,10 @@ class Epub {
   bool generateCoverBmp(bool cropped = false) const;
   std::string getThumbBmpPath() const;
   std::string getThumbBmpPath(int height) const;
-  bool generateThumbBmp(int height) const;
+  bool generateThumbBmp(int height, uint32_t deadline = 0) const;
   uint8_t* readItemContentsToBytes(const std::string& itemHref, size_t* size = nullptr,
                                    bool trailingNullByte = false) const;
-  bool readItemContentsToStream(const std::string& itemHref, Print& out, size_t chunkSize) const;
+  bool readItemContentsToStream(const std::string& itemHref, Print& out, size_t chunkSize, uint32_t deadline = 0) const;
   bool getItemSize(const std::string& itemHref, size_t* size) const;
   BookMetadataCache::SpineEntry getSpineItem(int spineIndex) const;
   BookMetadataCache::TocEntry getTocItem(int tocIndex) const;

lib/I18n/translations/english.yaml

@@ -227,6 +227,13 @@ STR_THEME_CLASSIC: "Classic"
 STR_THEME_LYRA: "Lyra"
 STR_THEME_LYRA_EXTENDED: "Lyra Extended"
 STR_SUNLIGHT_FADING_FIX: "Sunlight Fading Fix"
+STR_HOME_COVER: "Home cover"
+STR_COVER_ENABLED: "Enabled"
+STR_COVER_TIMEOUT: "Timeout (3s)"
+STR_COVER_DISABLED: "Disabled"
+STR_COVER_ACTION_DISABLE: "Disable cover"
+STR_COVER_ACTION_ENABLE: "Enable cover"
+STR_COVER_ACTION_GENERATE: "Generate cover"
 STR_REMAP_FRONT_BUTTONS: "Remap Front Buttons"
 STR_OPDS_BROWSER: "OPDS Browser"
 STR_COVER_CUSTOM: "Cover + Custom"