hi all ,now i test the 04_video_dec_trt and when i dec the video data to dma_fd ,and then call the function convertEglFrameIntToFloat to convert int to float ,and call cudaMemcpy copy the cuda_buf to cpu and save a file ,but i also use the opencv function convertTo(image, CV_32FC3, 1.0 , 0) and sa…

Hi, For mapping dma fd to CUDA, you can refer to this sample: [image] LibArgus EGLStream to nvivafilter Jetson TX2 Attach a sample to demonstrate tegra_multimedia_api + OpenCV GpuMat. 1 Do not install OpenCV 3.3.1 via Jetpack. It is installed by default. Please un-check …

About 04_video_dec_trt dec dma data difference with the opencv

Autonomous Machines Jetson & Embedded Systems Jetson Nano

DaneLLL January 6, 2021, 9:26am 7

Hi,
For mapping dma fd to CUDA, you can refer to this sample: