Add coco-80 labelmap and update FFmpeg for Rockchip (#11695)

* add coco-80 labelmap and update ffmpeg

* Update docs/docs/configuration/object_detectors.md

---------

Co-authored-by: Blake Blackshear <blake.blackshear@gmail.com>

docker/main/rootfs/labelmap/coco-80.txt

@@ -0,0 +1,80 @@
+0  person
+1  bicycle
+2  car
+3  motorcycle
+4  airplane
+5  car
+6  train
+7  car
+8  boat
+9  traffic light
+10  fire hydrant
+11  stop sign
+12  parking meter
+13  bench
+14  bird
+15  cat
+16  dog
+17  horse
+18  sheep
+19  cow
+20  elephant
+21  bear
+22  zebra
+23  giraffe
+24  backpack
+25  umbrella
+26  handbag
+27  tie
+28  suitcase
+29  frisbee
+30  skis
+31  snowboard
+32  sports ball
+33  kite
+34  baseball bat
+35  baseball glove
+36  skateboard
+37  surfboard
+38  tennis racket
+39  bottle
+40  wine glass
+41  cup
+42  fork
+43  knife
+44  spoon
+45  bowl
+46  banana
+47  apple
+48  sandwich
+49  orange
+50  broccoli
+51  carrot
+52  hot dog
+53  pizza
+54  donut
+55  cake
+56  chair
+57  couch
+58  potted plant
+59  bed
+60  dining table
+61  toilet
+62  tv
+63  laptop
+64  mouse
+65  remote
+66  keyboard
+67  cell phone
+68  microwave
+69  oven
+70  toaster
+71  sink
+72  refrigerator
+73  book
+74  clock
+75  vase
+76  scissors
+77  teddy bear
+78  hair drier
+79  toothbrush

docker/rockchip/Dockerfile

@@ -22,5 +22,5 @@ ADD https://github.com/MarcA711/rknn-toolkit2/releases/download/v2.0.0/librknnrt
 
 RUN rm -rf /usr/lib/btbn-ffmpeg/bin/ffmpeg
 RUN rm -rf /usr/lib/btbn-ffmpeg/bin/ffprobe
-ADD --chmod=111 https://github.com/MarcA711/Rockchip-FFmpeg-Builds/releases/download/6.1-3/ffmpeg /usr/lib/btbn-ffmpeg/bin/
-ADD --chmod=111 https://github.com/MarcA711/Rockchip-FFmpeg-Builds/releases/download/6.1-3/ffprobe /usr/lib/btbn-ffmpeg/bin/
+ADD --chmod=111 https://github.com/MarcA711/Rockchip-FFmpeg-Builds/releases/download/6.1-4/ffmpeg /usr/lib/btbn-ffmpeg/bin/
+ADD --chmod=111 https://github.com/MarcA711/Rockchip-FFmpeg-Builds/releases/download/6.1-4/ffprobe /usr/lib/btbn-ffmpeg/bin/