opencv/opencv_contrib
1
0
Fork 0
mirror of https://github.com/opencv/opencv_contrib.git synced 2025-10-20 21:40:49 +08:00
Code Issues Releases Wiki Activity

NVIDIA_OPTICAL_FLOW_2_0_INTEGRATION

Browse Source
This commit is contained in:
Vishal Chiluka
2020-05-21 02:31:02 +05:30
committed by Vishal Bhaskar Chiluka
parent 0b6b8ff9dd
commit 582fe44b7a
9 changed files with 1238 additions and 110 deletions
Download Patch File Download Diff File Expand all files Collapse all files

70
modules/cudaoptflow/perf/perf_optflow.cpp
View File

@@ -339,13 +339,8 @@ PERF_TEST_P(ImagePair, NvidiaOpticalFlow_1_0,
const cv::Mat frame1 = readImage(GetParam().second, cv::IMREAD_GRAYSCALE);
ASSERT_FALSE(frame1.empty());
const int width = frame0.size().width;
const int height = frame0.size().height;
const bool enableTemporalHints = false;
const bool enableExternalHints = false;
const bool enableCostBuffer = false;
const int gpuid = 0;
Stream inputStream;
Stream outputStream;
if (PERF_RUN_CUDA())
{
@@ -355,9 +350,9 @@ PERF_TEST_P(ImagePair, NvidiaOpticalFlow_1_0,
cv::Ptr<cv::cuda::NvidiaOpticalFlow_1_0> d_nvof;
try
{
d_nvof = cv::cuda::NvidiaOpticalFlow_1_0::create(width, height,
d_nvof = cv::cuda::NvidiaOpticalFlow_1_0::create(frame0.size(),
cv::cuda::NvidiaOpticalFlow_1_0::NVIDIA_OF_PERF_LEVEL::NV_OF_PERF_LEVEL_FAST,
enableTemporalHints, enableExternalHints, enableCostBuffer, gpuid);
false, false, false, 0, inputStream, outputStream);
}
catch (const cv::Exception& e)
{
@@ -376,6 +371,63 @@ PERF_TEST_P(ImagePair, NvidiaOpticalFlow_1_0,
CUDA_SANITY_CHECK(u, 1e-10);
CUDA_SANITY_CHECK(v, 1e-10);
d_nvof->collectGarbage();
}
}
//////////////////////////////////////////////////////
// NvidiaOpticalFlow_2_0
PERF_TEST_P(ImagePair, NvidiaOpticalFlow_2_0,
Values<pair_string>(make_pair("gpu/opticalflow/frame0.png", "gpu/opticalflow/frame1.png")))
{
declare.time(10);
const cv::Mat frame0 = readImage(GetParam().first, cv::IMREAD_GRAYSCALE);
ASSERT_FALSE(frame0.empty());
const cv::Mat frame1 = readImage(GetParam().second, cv::IMREAD_GRAYSCALE);
ASSERT_FALSE(frame1.empty());
const cv::cuda::NvidiaOpticalFlow_2_0::NVIDIA_OF_OUTPUT_VECTOR_GRID_SIZE outGridSize
= cv::cuda::NvidiaOpticalFlow_2_0::NVIDIA_OF_OUTPUT_VECTOR_GRID_SIZE::NV_OF_OUTPUT_VECTOR_GRID_SIZE_1;
const cv::cuda::NvidiaOpticalFlow_2_0::NVIDIA_OF_HINT_VECTOR_GRID_SIZE hintGridSize
= cv::cuda::NvidiaOpticalFlow_2_0::NVIDIA_OF_HINT_VECTOR_GRID_SIZE::NV_OF_HINT_VECTOR_GRID_SIZE_1;
Stream inputStream;
Stream outputStream;
if (PERF_RUN_CUDA())
{
const cv::cuda::GpuMat d_frame0(frame0);
const cv::cuda::GpuMat d_frame1(frame1);
cv::cuda::GpuMat d_flow;
cv::Ptr<cv::cuda::NvidiaOpticalFlow_2_0> d_nvof;
try
{
d_nvof = cv::cuda::NvidiaOpticalFlow_2_0::create(frame0.size(),
cv::cuda::NvidiaOpticalFlow_2_0::NVIDIA_OF_PERF_LEVEL::NV_OF_PERF_LEVEL_FAST, outGridSize, hintGridSize,
false, false, false, 0, inputStream, outputStream);
}
catch (const cv::Exception& e)
{
if (e.code == Error::StsBadFunc || e.code == Error::StsBadArg || e.code == Error::StsNullPtr)
throw SkipTestException("Current configuration is not supported");
throw;
}
TEST_CYCLE() d_nvof->calc(d_frame0, d_frame1, d_flow);
cv::cuda::GpuMat flow[2];
cv::cuda::split(d_flow, flow);
cv::cuda::GpuMat u = flow[0];
cv::cuda::GpuMat v = flow[1];
CUDA_SANITY_CHECK(u, 1e-10);
CUDA_SANITY_CHECK(v, 1e-10);
d_nvof->collectGarbage();
}
}