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v4l2: v4l2_camera_proxy: Set the compressed flag in enum_fmt

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Set the compressed flag in ENUM_FMT if the format is MJPEG. As the only
compressed format that libcamera currently supports is MJPEG, this
should be sufficient.

Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
This commit is contained in:
Paul Elder 2021-09-08 16:53:23 +09:00
parent 69cffe7012
commit 4e3d152d1e
1 changed files with 1 additions and 2 deletions
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3
src/v4l2/v4l2_camera_proxy.cpp
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@ -276,8 +276,7 @@ int V4L2CameraProxy::vidioc_enum_fmt(V4L2CameraFile *file, struct v4l2_fmtdesc *
PixelFormat format = streamConfig_.formats().pixelformats()[arg->index];
V4L2PixelFormat v4l2Format = V4L2PixelFormat::fromPixelFormat(format);
/* \todo Set V4L2_FMT_FLAG_COMPRESSED for compressed formats. */
arg->flags = 0;
arg->flags = format == formats::MJPEG ? V4L2_FMT_FLAG_COMPRESSED : 0;
utils::strlcpy(reinterpret_cast<char *>(arg->description),
v4l2Format.description(), sizeof(arg->description));
arg->pixelformat = v4l2Format;