[Buildroot] [PATCH 1/2] package/ffmpeg: opencv2 support is broken if BR2_ARM_ENABLE_VFP is enabled

[Thomas Petazzoni]

Hello,

On Mon,  5 Sep 2016 16:51:19 +0200, Bernd Kuhls wrote:
> Fixes
> http://autobuild.buildroot.net/results/c32/c32a21240a9933796ee850349a62ff3c2314f25c/
> http://autobuild.buildroot.net/results/22a/22a9769d83d2a398bb6b264d342b2077c41c9cc5/
> 
> Signed-off-by: Bernd Kuhls <bernd.kuhls at t-online.de>
> ---
>  package/ffmpeg/ffmpeg.mk | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/package/ffmpeg/ffmpeg.mk b/package/ffmpeg/ffmpeg.mk
> index a90d437..74f783c 100644
> --- a/package/ffmpeg/ffmpeg.mk
> +++ b/package/ffmpeg/ffmpeg.mk
> @@ -250,7 +250,8 @@ endif
>  
>  # To avoid a circular dependency only use opencv if opencv itself does
>  # not depend on ffmpeg.
> -ifeq ($(BR2_PACKAGE_OPENCV_LIB_IMGPROC)x$(BR2_PACKAGE_OPENCV_WITH_FFMPEG),yx)
> +# opencv2 is broken if BR2_ARM_ENABLE_VFP is enabled
> +ifeq ($(BR2_PACKAGE_OPENCV_LIB_IMGPROC)x$(BR2_PACKAGE_OPENCV_WITH_FFMPEG)x$(BR2_ARM_ENABLE_VFP),yxx)

I'm not really happy with this fix. When you're using OpenCV/FFmpeg on
ARM, you definitely want to be able to use the VFP. So I'd prefer to
see the problem fixed rather than having this combination disabled.

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com