Use raw video input to enable OOBE demo with 4.19 kernel

Will move back to mp4 input once vcodec is enabled
Note the raw video needs to be uploaded separatedly so we don't create a
600MB package.

Test: edgetpu_demo --device

Change-Id: I757f75d74dae609739297f6008ee0b3c1dc840d9
diff --git a/edgetpu_demo b/edgetpu_demo
index 2c784fa..e4e7036 100755
--- a/edgetpu_demo
+++ b/edgetpu_demo
@@ -1,7 +1,8 @@
 #!/bin/bash
 
 readonly TEST_DATA="/usr/share/edgetpudemo"
-readonly VIDEO_DEVICE_FILE="${TEST_DATA}/video_device.mp4"
+#TODO: Use video_device.mp4 once vcodec is available.
+readonly VIDEO_DEVICE_FILE="/home/mendel/video_test_yuy2.yuv"
 readonly VIDEO_STREAM_FILE="${TEST_DATA}/video_stream.mp4"
 readonly TPU_MODEL_FILE="${TEST_DATA}/mobilenet_ssd_v1_coco_quant_postprocess_edgetpu.tflite@Running MobileNet SSD v1 on Edge TPU"
 readonly CPU_MODEL_FILE="${TEST_DATA}/mobilenet_ssd_v1_coco_quant_postprocess.tflite@Running MobileNet SSD v1 on CPU"
@@ -18,6 +19,7 @@
       --filter car,truck \
       --max_area 0.1 \
       --color white \
+      --loop \
       --displaymode window
 # Disable stream demo for now.
 # elif [[ "$1" == "--stream" ]]; then