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Generate different .bmp for cropped covers so settings have effect. (#330)

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Addresses
https://github.com/daveallie/crosspoint-reader/pull/225#issuecomment-3735150337
This commit is contained in:
Jonas Diemer
2026-01-12 10:55:47 +01:00
committed by GitHub
parent 88d0d90471
commit a9242fe61f
3 changed files with 13 additions and 9 deletions
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13
lib/Epub/Epub.cpp
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@@ -345,11 +345,14 @@ const std::string& Epub::getAuthor() const {
return bookMetadataCache->coreMetadata.author;
}
std::string Epub::getCoverBmpPath() const { return cachePath + "/cover.bmp"; }
std::string Epub::getCoverBmpPath(bool cropped) const {
const auto coverFileName = "cover" + cropped ? "_crop" : "";
return cachePath + "/" + coverFileName + ".bmp";
}
bool Epub::generateCoverBmp() const {
bool Epub::generateCoverBmp(bool cropped) const {
// Already generated, return true
if (SdMan.exists(getCoverBmpPath().c_str())) {
if (SdMan.exists(getCoverBmpPath(cropped).c_str())) {
return true;
}
@@ -381,7 +384,7 @@ bool Epub::generateCoverBmp() const {
}
FsFile coverBmp;
if (!SdMan.openFileForWrite("EBP", getCoverBmpPath(), coverBmp)) {
if (!SdMan.openFileForWrite("EBP", getCoverBmpPath(cropped), coverBmp)) {
coverJpg.close();
return false;
}
@@ -392,7 +395,7 @@ bool Epub::generateCoverBmp() const {
if (!success) {
Serial.printf("[%lu] [EBP] Failed to generate BMP from JPG cover image\n", millis());
SdMan.remove(getCoverBmpPath().c_str());
SdMan.remove(getCoverBmpPath(cropped).c_str());
}
Serial.printf("[%lu] [EBP] Generated BMP from JPG cover image, success: %s\n", millis(), success ? "yes" : "no");
return success;

4
lib/Epub/Epub.h
View File

@@ -44,8 +44,8 @@ class Epub {
const std::string& getPath() const;
const std::string& getTitle() const;
const std::string& getAuthor() const;
std::string getCoverBmpPath() const;
bool generateCoverBmp() const;
std::string getCoverBmpPath(bool cropped = false) const;
bool generateCoverBmp(bool cropped = false) 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;