Android Tango depth camera capture support.

media/capture/video/android/video_capture_device_android.h

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_CAPTURE_VIDEO_ANDROID_VIDEO_CAPTURE_DEVICE_ANDROID_H_
 #define MEDIA_CAPTURE_VIDEO_ANDROID_VIDEO_CAPTURE_DEVICE_ANDROID_H_
 
 #include <jni.h>
 #include <string>
 
@@ skipping 23 matching lines @@
 // but only VideoCaptureManager would change their value.
 class CAPTURE_EXPORT VideoCaptureDeviceAndroid : public VideoCaptureDevice {
  public:
   // Automatically generated enum to interface with Java world.
   //
   // A Java counterpart will be generated for this enum.
   // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.media
   enum AndroidImageFormat {
     // Android graphics ImageFormat mapping, see reference in:
     // http://developer.android.com/reference/android/graphics/ImageFormat.html
+    ANDROID_IMAGE_FORMAT_DEPTH16 = 0x44363159,
     ANDROID_IMAGE_FORMAT_NV21 = 17,
     ANDROID_IMAGE_FORMAT_YUV_420_888 = 35,
     ANDROID_IMAGE_FORMAT_YV12 = 842094169,
     ANDROID_IMAGE_FORMAT_UNKNOWN = 0,
   };
 
   explicit VideoCaptureDeviceAndroid(
       const VideoCaptureDeviceDescriptor& device_descriptor);
   ~VideoCaptureDeviceAndroid() override;
 
@@ skipping 29 matching lines @@
                             jint y_stride,
                             jobject u_buffer,
                             jobject v_buffer,
                             jint uv_row_stride,
                             jint uv_pixel_stride,
                             jint width,
                             jint height,
                             jint rotation,
                             jlong timestamp);
 
+  // Implement org.chromium.media.VideoCapture.nativePointCloudAvailable.
+  virtual void OnPointCloudAvailable(JNIEnv* env,
+                                     jobject obj,
+                                     jobject points_buffer,
+                                     jint num_points,
+                                     jdouble timestamp);
+
   // Implement org.chromium.media.VideoCapture.nativeOnError.
   void OnError(JNIEnv* env,
                const base::android::JavaParamRef<jobject>& obj,
                const base::android::JavaParamRef<jstring>& message);
 
   // Implement org.chromium.media.VideoCapture.nativeOnPhotoTaken.
   void OnPhotoTaken(JNIEnv* env,
                     const base::android::JavaParamRef<jobject>& obj,
                     jlong callback_id,
                     const base::android::JavaParamRef<jbyteArray>& data);
 
   // Implement org.chromium.media.VideoCapture.nativeOnStarted.
   void OnStarted(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
 
   void ConfigureForTesting();
 
+ protected:

[mcasas, 2017/07/15 00:12:36]

Can we make a CL just for these small extractions? Thx

+  // Helper code executed when the frame is available; if it is the first frame,
+  // setup time fluctuation control and process any pending photo requests.
+  void ProcessFirstFrameAvailable(base::TimeTicks current_time);
+
+  // Check if there is client and if the state is valid.
+  bool IsClientConfiguredForIncomingData();
+
+  // Check if the incoming frame didn't arrived too, advance the next frame
+  // expectation time and return true;
+  bool AdvanceToNextFrameTime(base::TimeTicks current_time);
+
+  void SendIncomingDataToClient(const uint8_t* data,
+                                int length,
+                                int rotation,
+                                base::TimeTicks reference_time,
+                                base::TimeDelta timestamp);
+
+  VideoCaptureFormat capture_format_;
+  // Java VideoCaptureAndroid instance.
+  base::android::ScopedJavaLocalRef<jobject> j_capture_;
+
  private:
   enum InternalState {
     kIdle,        // The device is opened but not in use.
     kConfigured,  // The device has been AllocateAndStart()ed.
     kError        // Hit error. User needs to recover by destroying the object.
   };
 
   VideoPixelFormat GetColorspace();
   void SetErrorState(const tracked_objects::Location& from_here,
                      const std::string& reason);
@@ skipping 17 matching lines @@
   std::list<base::Closure> photo_requests_queue_;
 
   base::TimeTicks expected_next_frame_time_;
   base::TimeDelta frame_interval_;
 
   // List of |photo_callbacks_| in flight, being served in Java side.
   base::Lock photo_callbacks_lock_;
   std::list<std::unique_ptr<TakePhotoCallback>> photo_callbacks_;
 
   const VideoCaptureDeviceDescriptor device_descriptor_;
-  VideoCaptureFormat capture_format_;
-
-  // Java VideoCaptureAndroid instance.
-  base::android::ScopedJavaLocalRef<jobject> j_capture_;
 
   base::WeakPtrFactory<VideoCaptureDeviceAndroid> weak_ptr_factory_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureDeviceAndroid);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_CAPTURE_VIDEO_ANDROID_VIDEO_CAPTURE_DEVICE_ANDROID_H_