From 0eea47a956cfe6d3db780e974efb904070174b9a Mon Sep 17 00:00:00 2001 From: Paul Elder Date: Wed, 24 Jun 2020 02:44:48 +0900 Subject: v4l2: v4l2_camera_proxy: Free old buffers on reqbufs > 0 Free buffers, if any were previously allocated, at VIDIOC_REQBUFS with count > 0. Signed-off-by: Paul Elder Reviewed-by: Laurent Pinchart --- src/v4l2/v4l2_camera_proxy.cpp | 3 +++ 1 file changed, 3 insertions(+) (limited to 'src/v4l2') diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp index 3588734a..b23e1f9d 100644 --- a/src/v4l2/v4l2_camera_proxy.cpp +++ b/src/v4l2/v4l2_camera_proxy.cpp @@ -359,6 +359,9 @@ int V4L2CameraProxy::vidioc_reqbufs(V4L2CameraFile *file, struct v4l2_requestbuf return 0; } + if (bufferCount_ > 0) + freeBuffers(); + Size size(curV4L2Format_.fmt.pix.width, curV4L2Format_.fmt.pix.height); int ret = vcam_->configure(&streamConfig_, size, v4l2ToDrm(curV4L2Format_.fmt.pix.pixelformat), -- cgit v1.2.1