Move log message helpers to LogUtils

This class will also contain other log helpers.

server/src/main/java/com/genymobile/scrcpy/AudioEncoder.java

@@ -338,7 +338,7 @@ public final class AudioEncoder {
             try {
                 return MediaCodec.createByCodecName(encoderName);
             } catch (IllegalArgumentException e) {
-                Ln.e("Encoder '" + encoderName + "' for " + codec.getName() + " not found\n" + CodecUtils.buildAudioEncoderListMessage());
+                Ln.e("Encoder '" + encoderName + "' for " + codec.getName() + " not found\n" + LogUtils.buildAudioEncoderListMessage());
                 throw new ConfigurationException("Unknown encoder: " + encoderName);
             }
         }

server/src/main/java/com/genymobile/scrcpy/CodecUtils.java

@@ -44,34 +44,6 @@ public final class CodecUtils {
         }
     }
 
-    public static String buildVideoEncoderListMessage() {
-        StringBuilder builder = new StringBuilder("List of video encoders:");
-        List<CodecUtils.DeviceEncoder> videoEncoders = CodecUtils.listVideoEncoders();
-        if (videoEncoders.isEmpty()) {
-            builder.append("\n    (none)");
-        } else {
-            for (CodecUtils.DeviceEncoder encoder : videoEncoders) {
-                builder.append("\n    --video-codec=").append(encoder.getCodec().getName());
-                builder.append(" --video-encoder='").append(encoder.getInfo().getName()).append("'");
-            }
-        }
-        return builder.toString();
-    }
-
-    public static String buildAudioEncoderListMessage() {
-        StringBuilder builder = new StringBuilder("List of audio encoders:");
-        List<CodecUtils.DeviceEncoder> audioEncoders = CodecUtils.listAudioEncoders();
-        if (audioEncoders.isEmpty()) {
-            builder.append("\n    (none)");
-        } else {
-            for (CodecUtils.DeviceEncoder encoder : audioEncoders) {
-                builder.append("\n    --audio-codec=").append(encoder.getCodec().getName());
-                builder.append(" --audio-encoder='").append(encoder.getInfo().getName()).append("'");
-            }
-        }
-        return builder.toString();
-    }
-
     private static MediaCodecInfo[] getEncoders(MediaCodecList codecs, String mimeType) {
         List<MediaCodecInfo> result = new ArrayList<>();
         for (MediaCodecInfo codecInfo : codecs.getCodecInfos()) {

server/src/main/java/com/genymobile/scrcpy/LogUtils.java

@@ -0,0 +1,38 @@
+package com.genymobile.scrcpy;
+
+import java.util.List;
+
+public final class LogUtils {
+
+    private LogUtils() {
+        // not instantiable
+    }
+
+    public static String buildVideoEncoderListMessage() {
+        StringBuilder builder = new StringBuilder("List of video encoders:");
+        List<CodecUtils.DeviceEncoder> videoEncoders = CodecUtils.listVideoEncoders();
+        if (videoEncoders.isEmpty()) {
+            builder.append("\n    (none)");
+        } else {
+            for (CodecUtils.DeviceEncoder encoder : videoEncoders) {
+                builder.append("\n    --video-codec=").append(encoder.getCodec().getName());
+                builder.append(" --video-encoder='").append(encoder.getInfo().getName()).append("'");
+            }
+        }
+        return builder.toString();
+    }
+
+    public static String buildAudioEncoderListMessage() {
+        StringBuilder builder = new StringBuilder("List of audio encoders:");
+        List<CodecUtils.DeviceEncoder> audioEncoders = CodecUtils.listAudioEncoders();
+        if (audioEncoders.isEmpty()) {
+            builder.append("\n    (none)");
+        } else {
+            for (CodecUtils.DeviceEncoder encoder : audioEncoders) {
+                builder.append("\n    --audio-codec=").append(encoder.getCodec().getName());
+                builder.append(" --audio-encoder='").append(encoder.getInfo().getName()).append("'");
+            }
+        }
+        return builder.toString();
+    }
+}

server/src/main/java/com/genymobile/scrcpy/ScreenEncoder.java

@@ -202,7 +202,7 @@ public class ScreenEncoder implements Device.RotationListener {
             try {
                 return MediaCodec.createByCodecName(encoderName);
             } catch (IllegalArgumentException e) {
-                Ln.e("Encoder '" + encoderName + "' for " + codec.getName() + " not found\n" + CodecUtils.buildVideoEncoderListMessage());
+                Ln.e("Encoder '" + encoderName + "' for " + codec.getName() + " not found\n" + LogUtils.buildVideoEncoderListMessage());
                 throw new ConfigurationException("Unknown encoder: " + encoderName);
             }
         }

server/src/main/java/com/genymobile/scrcpy/Server.java

@@ -359,8 +359,8 @@ public final class Server {
                 CleanUp.unlinkSelf();
             }
 
-            Ln.i(CodecUtils.buildVideoEncoderListMessage());
-            Ln.i(CodecUtils.buildAudioEncoderListMessage());
+            Ln.i(LogUtils.buildVideoEncoderListMessage());
+            Ln.i(LogUtils.buildAudioEncoderListMessage());
             // Just print the available encoders, do not mirror
             return;
         }