Add --list-camera-sizes

Add an option to list the device camera declared sizes.

PR #4213 <https://github.com/Genymobile/scrcpy/pull/4213>

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

@@ -7,6 +7,8 @@ import android.graphics.Rect;
 import android.hardware.camera2.CameraAccessException;
 import android.hardware.camera2.CameraCharacteristics;
 import android.hardware.camera2.CameraManager;
+import android.hardware.camera2.params.StreamConfigurationMap;
+import android.media.MediaCodec;
 
 import java.util.List;
 
@@ -79,7 +81,7 @@ public final class LogUtils {
         }
     }
 
-    public static String buildCameraListMessage() {
+    public static String buildCameraListMessage(boolean includeSizes) {
         StringBuilder builder = new StringBuilder("List of cameras:");
         CameraManager cameraManager = ServiceManager.getCameraManager();
         try {
@@ -96,6 +98,14 @@ public final class LogUtils {
 
                     Rect activeSize = characteristics.get(CameraCharacteristics.SENSOR_INFO_ACTIVE_ARRAY_SIZE);
                     builder.append(activeSize.width()).append("x").append(activeSize.height()).append(')');
+
+                    if (includeSizes) {
+                        StreamConfigurationMap configs = characteristics.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
+                        android.util.Size[] sizes = configs.getOutputSizes(MediaCodec.class);
+                        for (android.util.Size size : sizes) {
+                            builder.append("\n        - ").append(size.getWidth()).append('x').append(size.getHeight());
+                        }
+                    }
                 }
             }
         } catch (CameraAccessException e) {

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

@@ -39,6 +39,7 @@ public class Options {
     private boolean listEncoders;
     private boolean listDisplays;
     private boolean listCameras;
+    private boolean listCameraSizes;
 
     // Options not used by the scrcpy client, but useful to use scrcpy-server directly
     private boolean sendDeviceMeta = true; // send device name and size
@@ -155,7 +156,7 @@ public class Options {
     }
 
     public boolean getList() {
-        return listEncoders || listDisplays || listCameras;
+        return listEncoders || listDisplays || listCameras || listCameraSizes;
     }
 
     public boolean getListEncoders() {
@@ -170,6 +171,10 @@ public class Options {
         return listCameras;
     }
 
+    public boolean getListCameraSizes() {
+        return listCameraSizes;
+    }
+
     public boolean getSendDeviceMeta() {
         return sendDeviceMeta;
     }
@@ -320,6 +325,9 @@ public class Options {
                 case "list_cameras":
                     options.listCameras = Boolean.parseBoolean(value);
                     break;
+                case "list_camera_sizes":
+                    options.listCameraSizes = Boolean.parseBoolean(value);
+                    break;
                 case "send_device_meta":
                     options.sendDeviceMeta = Boolean.parseBoolean(value);
                     break;

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

@@ -208,9 +208,9 @@ public final class Server {
             if (options.getListDisplays()) {
                 Ln.i(LogUtils.buildDisplayListMessage());
             }
-            if (options.getListCameras()) {
+            if (options.getListCameras() || options.getListCameraSizes()) {
                 Workarounds.apply(false, true);
-                Ln.i(LogUtils.buildCameraListMessage());
+                Ln.i(LogUtils.buildCameraListMessage(options.getListCameraSizes()));
             }
             // Just print the requested data, do not mirror
             return;