修复多通道的bug

app/src/main/java/com/xypower/mpapp/video/VideoFragment.java

@@ -20,6 +20,7 @@ import android.hardware.camera2.CameraManager;
 import android.hardware.camera2.CameraMetadata;
 import android.hardware.camera2.CaptureRequest;
 import android.hardware.camera2.params.StreamConfigurationMap;
+import android.media.CamcorderProfile;
 import android.media.MediaRecorder;
 import android.os.Bundle;
 
@@ -96,7 +97,7 @@ public class VideoFragment extends Fragment implements View.OnClickListener, Med
         INVERSE_ORIENTATIONS.append(Surface.ROTATION_270, 0);
     }
 
-    private String mCameraId;
+    private int mCameraId;
     private long mVideoId = 0;
     private int mDuration = 0;
 
@@ -350,7 +351,7 @@ public class VideoFragment extends Fragment implements View.OnClickListener, Med
 
         Bundle argument = getArguments();
         if (argument != null) {
-            mCameraId = Integer.toString(argument.getInt("CameraId", 0));
+            mCameraId = argument.getInt("cameraId", 0);
             mVideoId = argument.getLong("videoId", 0);
             mDuration = argument.getInt("duration", 0);
             int width = argument.getInt("width", 0);
@@ -491,10 +492,8 @@ public class VideoFragment extends Fragment implements View.OnClickListener, Med
             if (!mCameraOpenCloseLock.tryAcquire(2500, TimeUnit.MILLISECONDS)) {
                 throw new RuntimeException("Time out waiting to lock camera opening.");
             }
-            String cameraId = manager.getCameraIdList()[0];
-
             // Choose the sizes for camera preview and video recording
-            CameraCharacteristics characteristics = manager.getCameraCharacteristics(cameraId);
+            CameraCharacteristics characteristics = manager.getCameraCharacteristics(Integer.toString(mCameraId));
             StreamConfigurationMap map = characteristics
                     .get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
             mSensorOrientation = characteristics.get(CameraCharacteristics.SENSOR_ORIENTATION);
@@ -514,7 +513,7 @@ public class VideoFragment extends Fragment implements View.OnClickListener, Med
             configureTransform(width, height);
             mMediaRecorder = new MediaRecorder();
             mMediaRecorder.setOnInfoListener(this);
-            manager.openCamera(cameraId, mStateCallback, null);
+            manager.openCamera(Integer.toString(mCameraId), mStateCallback, null);
         } catch (CameraAccessException e) {
             // Toast.makeText(activity, "Cannot access the camera.", Toast.LENGTH_SHORT).show();
             activity.finish();
@@ -639,11 +638,33 @@ public class VideoFragment extends Fragment implements View.OnClickListener, Med
         mTextureView.setTransform(matrix);
     }
 
+    public static int videoSizeToQuality(int width, int height) {
+        int quality = CamcorderProfile.QUALITY_480P;
+        if (height >= 1080) {
+            quality = CamcorderProfile.QUALITY_1080P;
+        } else if (height >= 720) {
+            quality = CamcorderProfile.QUALITY_720P;
+        } else if (height >= 480) {
+            quality = (width > 640) ? CamcorderProfile.QUALITY_480P : CamcorderProfile.QUALITY_VGA;
+        } else if (height >= 240) {
+            quality = CamcorderProfile.QUALITY_QVGA;
+        }
+
+        return quality;
+    }
+
     private void setUpMediaRecorder() throws IOException {
         final Activity activity = getActivity();
         if (null == activity) {
             return;
         }
+
+        CamcorderProfile camcorderProfile = null;
+        int quality = videoSizeToQuality(mVideoSize.getWidth(), mVideoSize.getHeight());
+        if (CamcorderProfile.hasProfile(mCameraId, quality)) {
+            camcorderProfile = CamcorderProfile.get(mCameraId, quality);
+        }
+
         mMediaRecorder.setAudioSource(MediaRecorder.AudioSource.DEFAULT);
         mMediaRecorder.setVideoSource(MediaRecorder.VideoSource.SURFACE);
         mMediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
@@ -651,8 +672,9 @@ public class VideoFragment extends Fragment implements View.OnClickListener, Med
             mNextVideoAbsolutePath = getVideoFilePath(getActivity());
         }
         mMediaRecorder.setOutputFile(mNextVideoAbsolutePath);
-        mMediaRecorder.setVideoEncodingBitRate(1024 * 1024 * 8);
+        mMediaRecorder.setVideoEncodingBitRate(camcorderProfile != null ? camcorderProfile.videoBitRate : (1024 * 1024 * 16));
-        mMediaRecorder.setVideoFrameRate(30);
+        mMediaRecorder.setCaptureRate(camcorderProfile != null ? camcorderProfile.videoFrameRate : 30);
+        mMediaRecorder.setVideoFrameRate(camcorderProfile != null ? camcorderProfile.videoFrameRate : 30);
         mMediaRecorder.setVideoSize(mVideoSize.getWidth(), mVideoSize.getHeight());
         mMediaRecorder.setVideoEncoder(MediaRecorder.VideoEncoder.H264);
         mMediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);