Rockchip MoveDetect 算法

compile

mkdir -p build
cd build
cmake .. -DCMAKE_TOOLCHAIN_FILE=~/video/rv1109/buildroot/output/rockchip_puma_toolchain/host/share/buildroot/toolchainfile.cmake
make

优化选项： -O3 -mfpu=neon -mfloat-abi=hard

资源占用情况(640x360)

测试环境

• RV1808 EVB

• cpu: 关闭ARM核保留一个核，定频 1Ghz

echo userspace > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor

echo 1008000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed

echo 0 > /sys/devices/system/cpu/cpu1/online

• ddr : LPDDR3 933MHz

sigle ref mode

• 内存占用情况： 2 frame cached, 450K
• 计算耗时

• /test_md 1 1 //单例
  new thread
  Test: is_single_ref 1, raw 1920 x 1080, ds 640 x 360
  elapse 3 ms
  elapse 3 ms
  elapse 3 ms
  elapse 3 ms
  elapse 3 ms
  elapse 3 ms
  elapse 3 ms
  elapse 3 ms

• /test_md 1 2 //2个实例
  new thread
  new thread
  Test: is_single_ref 1, raw 1920 x 1080, ds 640 x 360
  Test: is_single_ref 1, raw 1920 x 1080, ds 640 x 360
  elapse 3 ms
  elapse 12 ms
  elapse 3 ms
  elapse 10 ms
  elapse 11 ms
  elapse 11 ms
• 稳定性测试
  * 多实例循环压力测试通过：没有内存泄露，可以稳定长时运行

multi ref mode:

• 内存占用情况：5 frame cached, 1125k
• 计算耗时：
• ./test_md 0 1 //单例
  new thread
  Test: is_single_ref 0, raw 1920 x 1080, ds 640 x 360
  elapse 3 ms
  elapse 3 ms
  elapse 3 ms
  elapse 3 ms
  elapse 3 ms
  elapse 4 ms
  elapse 3 ms
  elapse 4 ms
• ./test_md 0 2 //2个实例
  new thread
  new thread
  Test: is_single_ref 0, raw 1920 x 1080, ds 640 x 360
  Test: is_single_ref 0, raw 1920 x 1080, ds 640 x 360
  elapse 10 ms
  elapse 10 ms
  elapse 3 ms
  elapse 3 ms
  elapse 10 ms
  elapse 10 ms
  elapse 3 ms
  elapse 10 ms
  elapse 3 ms
  elapse 10 ms
  elapse 10 ms

• 稳定性测试

• 多实例循环压力测试通过：没有内存泄露，可以稳定长时运行