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Implement crop mode for cover image on sleep screen.

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This commit is contained in:
Jonas Diemer
2026-01-03 13:48:46 +01:00
parent 5fdf23f1d2
commit a99ad3b6cd
6 changed files with 44 additions and 16 deletions
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5
lib/JpegToBmpConverter/JpegToBmpConverter.cpp
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@@ -468,7 +468,10 @@ bool JpegToBmpConverter::jpegFileToBmpStream(FsFile& jpegFile, Print& bmpOut) {
// Calculate scale to fit within target dimensions while maintaining aspect ratio
const float scaleToFitWidth = static_cast<float>(TARGET_MAX_WIDTH) / imageInfo.m_width;
const float scaleToFitHeight = static_cast<float>(TARGET_MAX_HEIGHT) / imageInfo.m_height;
const float scale = (scaleToFitWidth < scaleToFitHeight) ? scaleToFitWidth : scaleToFitHeight;
// const float scale = (scaleToFitWidth < scaleToFitHeight) ? scaleToFitWidth : scaleToFitHeight;
// For now, scale to the smaller dimension, so we can crop later.
// TODO: ideally, we already crop here.
const float scale = (scaleToFitWidth > scaleToFitHeight) ? scaleToFitWidth : scaleToFitHeight;
outWidth = static_cast<int>(imageInfo.m_width * scale);
outHeight = static_cast<int>(imageInfo.m_height * scale);