优化生成缩略图

mp-admin/src/main/java/com/qs/mp/web/controller/common/FileUploadController.java

@@ -250,7 +250,7 @@ public class FileUploadController extends BaseApiController {
             int pHeight = bufferedImage.getHeight();
             builder.size(pWidth, pHeight);
             double accuracy = CompressUtil.getAccuracy(file.getSize()/1024);
-            LogUtil.info(logger, "原始文件长：{0}，大小：{1}，压缩比：{2}", pWidth, file.getSize()/1024, accuracy);
+            LogUtil.info(logger, "原始文件长：{0}，大小：{1}，contentType:{2}", pWidth, file.getSize()/1024, mimeType);
 
             String outFileDir = filePath+"/thumb";
             File tempFile = new File(outFileDir);
@@ -265,19 +265,19 @@ public class FileUploadController extends BaseApiController {
             if (pWidth > 750) {
                 float scale = 750f / pWidth;
                 if ("image/png".equals(file.getContentType())) {
-                    Thumbnails.of(outFilePath).scale(scale).outputQuality(accuracy)
+                    Thumbnails.of(outFilePath).scale(scale).outputQuality(0.7)
                         .imageType(BufferedImage.TYPE_INT_ARGB).outputFormat("png")
                         .toFile(outFilePath);
                 } else {
-                    Thumbnails.of(outFilePath).scale(scale).outputQuality(accuracy).toFile(outFilePath);
+                    Thumbnails.of(outFilePath).scale(scale).outputQuality(0.8).toFile(outFilePath);
                 }
             }else {
                 if ("image/png".equals(file.getContentType())) {
-                    Thumbnails.of(outFilePath).scale(1f).outputQuality(accuracy)
+                    Thumbnails.of(outFilePath).scale(1f).outputQuality(0.7)
                         .imageType(BufferedImage.TYPE_INT_ARGB).outputFormat("png")
                         .toFile(outFilePath);
                 } else {
-                    Thumbnails.of(outFilePath).scale(1f).outputQuality(accuracy).toFile(outFilePath);
+                    Thumbnails.of(outFilePath).scale(1f).outputQuality(0.8).toFile(outFilePath);
                 }
             }