Hi Tim, Le mardi 06 août 2024 à 22:37 +0200, Tim Surber a écrit : > ###source set to 4k60fps#### > --------------------------- > v4l2-ctl --verbose -d /dev/video1 > --set-fmt-video=width=3840,height=2160,pixelformat='NV12' > --stream-mmap=4 --stream-skip=3 --stream-count=100 --stream-poll > --------------------------- > VIDIOC_QUERYCAP: ok > VIDIOC_G_FMT: ok > VIDIOC_S_FMT: ok > Format Video Capture Multiplanar: > Width/Height : 3840/2160 > Pixel Format : 'NV12' (Y/UV 4:2:0) > Field : None > Number of planes : 1 > Flags : > Colorspace : sRGB > Transfer Function : Default > YCbCr/HSV Encoding: Default > Quantization : Default > Plane 0 : > Bytes per Line : 3840 > Size Image : 8294400 You have highlighted a bug here. NV12 has 2 planes, but the size image only allow for the luma to be stored. Size Image: 3840 * 2160 * 3 / 2 = 12441600 bytes. Lets at least get that fixed, and check again. Nicolas