[libcamera-devel] [PATCH] v4l2: Use V4L2PixelFormat::toPixelFormat()

Umang Jain umang.jain at ideasonboard.com
Sun Sep 5 18:17:40 CEST 2021


Hi Laurent,

On 9/4/21 1:53 AM, Laurent Pinchart wrote:
> Replace the open-coded PixelFormat lookup with the
> V4L2PixelFormat::toPixelFormat() helper function. This simplifies the
> implementation.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>


Reviewed-by: Umang Jain <umang.jain at ideasonboard.com>

> ---
>   src/v4l2/v4l2_camera_proxy.cpp | 10 ++++------
>   1 file changed, 4 insertions(+), 6 deletions(-)
>
> diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp
> index 7682c4bddf90..07b1a90aa32f 100644
> --- a/src/v4l2/v4l2_camera_proxy.cpp
> +++ b/src/v4l2/v4l2_camera_proxy.cpp
> @@ -243,7 +243,7 @@ int V4L2CameraProxy::vidioc_enum_framesizes(V4L2CameraFile *file, struct v4l2_fr
>   	LOG(V4L2Compat, Debug) << "Servicing vidioc_enum_framesizes fd = " << file->efd();
>   
>   	V4L2PixelFormat v4l2Format = V4L2PixelFormat(arg->pixel_format);
> -	PixelFormat format = PixelFormatInfo::info(v4l2Format).format;
> +	PixelFormat format = v4l2Format.toPixelFormat();
>   	/*
>   	 * \todo This might need to be expanded as few pipeline handlers
>   	 * report StreamFormats.
> @@ -299,7 +299,7 @@ int V4L2CameraProxy::vidioc_g_fmt(V4L2CameraFile *file, struct v4l2_format *arg)
>   int V4L2CameraProxy::tryFormat(struct v4l2_format *arg)
>   {
>   	V4L2PixelFormat v4l2Format = V4L2PixelFormat(arg->fmt.pix.pixelformat);
> -	PixelFormat format = PixelFormatInfo::info(v4l2Format).format;
> +	PixelFormat format = v4l2Format.toPixelFormat();
>   	Size size(arg->fmt.pix.width, arg->fmt.pix.height);
>   
>   	StreamConfiguration config;
> @@ -348,8 +348,7 @@ int V4L2CameraProxy::vidioc_s_fmt(V4L2CameraFile *file, struct v4l2_format *arg)
>   
>   	Size size(arg->fmt.pix.width, arg->fmt.pix.height);
>   	V4L2PixelFormat v4l2Format = V4L2PixelFormat(arg->fmt.pix.pixelformat);
> -	ret = vcam_->configure(&streamConfig_, size,
> -			       PixelFormatInfo::info(v4l2Format).format,
> +	ret = vcam_->configure(&streamConfig_, size, v4l2Format.toPixelFormat(),
>   			       bufferCount_);
>   	if (ret < 0)
>   		return -EINVAL;
> @@ -491,8 +490,7 @@ int V4L2CameraProxy::vidioc_reqbufs(V4L2CameraFile *file, struct v4l2_requestbuf
>   	Size size(v4l2PixFormat_.width, v4l2PixFormat_.height);
>   	V4L2PixelFormat v4l2Format = V4L2PixelFormat(v4l2PixFormat_.pixelformat);
>   	int ret = vcam_->configure(&streamConfig_, size,
> -				   PixelFormatInfo::info(v4l2Format).format,
> -				   arg->count);
> +				   v4l2Format.toPixelFormat(), arg->count);
>   	if (ret < 0)
>   		return -EINVAL;
>   


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