From 03f4405dbf9d2b64be9ae2af61da213f718fc790 Mon Sep 17 00:00:00 2001
From: pedro <pedrossgg1994@gmail.com>
Date: Thu, 9 Nov 2023 11:01:33 +0100
Subject: [PATCH] add getCameraResolutions by cameraId to camera2

---
 .../input/video/Camera2ApiManager.java        | 24 +++++++++++++++++++
 .../com/pedro/library/base/Camera1Base.java   |  8 +++----
 .../com/pedro/library/base/Camera2Base.java   | 17 +++++++++----
 3 files changed, 41 insertions(+), 8 deletions(-)

diff --git a/encoder/src/main/java/com/pedro/encoder/input/video/Camera2ApiManager.java b/encoder/src/main/java/com/pedro/encoder/input/video/Camera2ApiManager.java
index 5df691615..8b2f5fe50 100644
--- a/encoder/src/main/java/com/pedro/encoder/input/video/Camera2ApiManager.java
+++ b/encoder/src/main/java/com/pedro/encoder/input/video/Camera2ApiManager.java
@@ -368,6 +368,24 @@ public Size[] getCameraResolutions(Facing facing) {
     }
   }
 
+  public Size[] getCameraResolutions(String cameraId) {
+    try {
+      CameraCharacteristics characteristics = getCharacteristicsForId(cameraManager, cameraId);
+      if (characteristics == null) {
+        return new Size[0];
+      }
+
+      StreamConfigurationMap streamConfigurationMap =
+          characteristics.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
+      if (streamConfigurationMap == null) return new Size[0];
+      Size[] outputSizes = streamConfigurationMap.getOutputSizes(SurfaceTexture.class);
+      return outputSizes != null ? outputSizes : new Size[0];
+    } catch (CameraAccessException | NullPointerException e) {
+      Log.e(TAG, "Error", e);
+      return new Size[0];
+    }
+  }
+
   @Nullable
   public CameraCharacteristics getCameraCharacteristics() {
     try {
@@ -1119,6 +1137,12 @@ public String getCameraIdForFacing(CameraHelper.Facing facing) {
   private CameraCharacteristics getCharacteristicsForFacing(CameraManager cameraManager,
       CameraHelper.Facing facing) throws CameraAccessException {
     String cameraId = getCameraIdForFacing(cameraManager, facing);
+    return getCharacteristicsForId(cameraManager, cameraId);
+  }
+
+  @Nullable
+  private CameraCharacteristics getCharacteristicsForId(CameraManager cameraManager,
+      String cameraId) throws CameraAccessException {
     return cameraId != null ? cameraManager.getCameraCharacteristics(cameraId) : null;
   }
 
diff --git a/library/src/main/java/com/pedro/library/base/Camera1Base.java b/library/src/main/java/com/pedro/library/base/Camera1Base.java
index e87937d10..af572698b 100644
--- a/library/src/main/java/com/pedro/library/base/Camera1Base.java
+++ b/library/src/main/java/com/pedro/library/base/Camera1Base.java
@@ -770,18 +770,18 @@ public void stopStream() {
   }
 
   /**
-   * Get supported preview resolutions of back camera in px.
+   * Get supported resolutions of back camera in px.
    *
-   * @return list of preview resolutions supported by back camera
+   * @return list of resolutions supported by back camera
    */
   public List<Camera.Size> getResolutionsBack() {
     return cameraManager.getPreviewSizeBack();
   }
 
   /**
-   * Get supported preview resolutions of front camera in px.
+   * Get supported resolutions of front camera in px.
    *
-   * @return list of preview resolutions supported by front camera
+   * @return list of resolutions supported by front camera
    */
   public List<Camera.Size> getResolutionsFront() {
     return cameraManager.getPreviewSizeFront();
diff --git a/library/src/main/java/com/pedro/library/base/Camera2Base.java b/library/src/main/java/com/pedro/library/base/Camera2Base.java
index c7325a06c..db9638c24 100644
--- a/library/src/main/java/com/pedro/library/base/Camera2Base.java
+++ b/library/src/main/java/com/pedro/library/base/Camera2Base.java
@@ -715,23 +715,32 @@ public void stopStream() {
   }
 
   /**
-   * Get supported preview resolutions of back camera in px.
+   * Get supported resolutions of back camera in px.
    *
-   * @return list of preview resolutions supported by back camera
+   * @return list of resolutions supported by back camera
    */
   public List<Size> getResolutionsBack() {
     return Arrays.asList(cameraManager.getCameraResolutionsBack());
   }
 
   /**
-   * Get supported preview resolutions of front camera in px.
+   * Get supported resolutions of front camera in px.
    *
-   * @return list of preview resolutions supported by front camera
+   * @return list of resolutions supported by front camera
    */
   public List<Size> getResolutionsFront() {
     return Arrays.asList(cameraManager.getCameraResolutionsFront());
   }
 
+  /**
+   * Get supported resolutions of cameraId in px.
+   *
+   * @return list of resolutions supported by cameraId
+   */
+  public List<Size> getResolutions(String cameraId) {
+    return Arrays.asList(cameraManager.getCameraResolutions(cameraId));
+  }
+
   public List<Range<Integer>> getSupportedFps() {
     return cameraManager.getSupportedFps(null, CameraHelper.Facing.BACK);
   }