OpenCV applied in Android smart phong and realized the image grayscale processing.

OpenCVDemo\.gitignore
..........\..radle\2.8\taskArtifacts\cache.properties
..........\.......\...\.............\cache.properties.lock
..........\.......\...\.............\fileHashes.bin
..........\.......\...\.............\fileSnapshots.bin
..........\.......\...\.............\outputFileStates.bin
..........\.......\...\.............\taskArtifacts.bin
..........\.idea\.name
..........\.....\compiler.xml
..........\.....\..pyright\profiles_settings.xml
..........\.....\encodings.xml
..........\.....\gradle.xml
..........\.....\inspectionProfiles\profiles_settings.xml
..........\.....\..................\Project_Default.xml
..........\.....\libraries\animated_vector_drawable_23_2_0.xml
..........\.....\.........\appcompat_v7_23_2_0.xml
..........\.....\.........\support_annotations_23_2_0.xml
..........\.....\.........\support_v4_23_2_0.xml
..........\.....\.........\support_vector_drawable_23_2_0.xml
..........\.....\misc.xml
..........\.....\modules.xml
..........\.....\runConfigurations.xml
..........\.....\vcs.xml
..........\.....\workspace.xml
..........\app\.gitignore
..........\...\app.iml
..........\...\build\generated\res\pngs\debug\drawable-anydpi-v21\abc_btn_checkbox_checked_mtrl.xml
..........\...\.....\.........\...\....\.....\...................\abc_btn_checkbox_unchecked_mtrl.xml
..........\...\.....\.........\...\....\.....\...................\abc_btn_radio_off_mtrl.xml
..........\...\.....\.........\...\....\.....\...................\abc_btn_radio_on_mtrl.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_ab_back_material.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_clear_material.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_go_search_api_material.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_menu_copy_material.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_menu_cut_material.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_menu_overflow_material.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_menu_paste_material.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_menu_selectall_material.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_menu_share_material.xml
..........\...\.....\.........\...\....\.....\...................\abc_ic_voice_search_api_material.xml
..........\...\.....\.........\...\....\.....\.........hdpi\abc_btn_checkbox_checked_mtrl.png
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..........\...\.....\.........\...\....\.....\.............\abc_btn_radio_off_mtrl.png
..........\...\.....\.........\...\....\.....\.............\abc_btn_radio_on_mtrl.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_ab_back_material.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_clear_material.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_go_search_api_material.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_menu_copy_material.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_menu_cut_material.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_menu_overflow_material.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_menu_paste_material.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_menu_selectall_material.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_menu_share_material.png
..........\...\.....\.........\...\....\.....\.............\abc_ic_voice_search_api_material.png
..........\...\.....\.........\...\....\.....\.........ldpi\abc_btn_checkbox_checked_mtrl.png
..........\...\.....\.........\...\....\.....\.............\abc_btn_checkbox_unchecked_mtrl.png
..........\...\.....\.........\...\....\.....\.............\abc_btn_radio_off_mtrl.png
..........\...\.....\.........\...\....\.....\.............\abc

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