Pixel camera also known as Google Camera APK is an Android camera app with Google's extra ordinary features such as HDR+, Night sight etc. is now available for Samsung Exynos 7870 chipset.
This page provides a direct download link to Gcam APK for Exynos 7870 chipset based Galaxy M10, Galaxy J7 2016, Galaxy J7 2017 model etc.
Visit the following forum post to get more info on this Google Camera APK for Galaxy M10.
Visit the below link to get Google Camera APK download for other versions and for other devices as well.