jpg 打印

2026-02-24 18:51:53 +08:00
parent 9e141b8de0
commit e1e0ac8929
10 changed files with 535 additions and 127 deletions
--- a/main/domain/include/raster_tools.h
+++ b/main/domain/include/raster_tools.h
@@ -31,6 +31,19 @@ esp_err_t raster_tools_convert_gray8_to_raster_384(const uint8_t *gray,
                                                    char *err,
                                                    size_t err_len);

+esp_err_t raster_tools_convert_jpeg_to_raster_384(const uint8_t *jpeg,
+                                                   size_t jpeg_len,
+                                                   bool scale_to_width,
+                                                   uint8_t threshold,
+                                                   bool invert,
+                                                   uint16_t max_height,
+                                                   uint16_t *out_width,
+                                                   uint16_t *out_height,
+                                                   uint8_t **out_raster,
+                                                   size_t *out_len,
+                                                   char *err,
+                                                   size_t err_len);
+
 esp_err_t raster_tools_render_qr_384(const char *text,
                                     uint8_t module_scale,
                                     uint8_t margin_modules,