Here is a list of all documented files with brief descriptions:

[detail level 1234]

▼ include
▼ appswitching-control-block
AcbAPI.h
▼ dile
dile_audio_direct.h
dile_vdec_direct.h
dile_vt.h
▼ EGL
egl.h
eglext.h
eglplatform.h
▼ GLES
▼ 1.0
gl.h
egl.h
gl.h
glext.h
glplatform.h
▼ GLES2
gl2.h
gl2ext.h
gl2platform.h
▼ GLES3
gl3.h
gl31.h
gl32.h
gl3ext.h
gl3platform.h
▼ KHR
khrplatform.h
▼ lgncopenapi
lgnc.h	Includes all LG NetCast API headers
lgnc_directaudio.h	DirectAudio API for playing audio stream
lgnc_directvideo.h	DirectVideo API for playing video stream
lgnc_dl.h
lgnc_egl.h
lgnc_gamepad.h
lgnc_openapi_types.h
lgnc_plugin.h	APIs for plugin-typed application
lgnc_system.h
▼ libndl-media
NDL_directmedia.h	NDL DirectMedia API
NDL_directmedia_common.h
NDL_directmedia_types.h
NDL_directmedia_v1.h
NDL_directmedia_v2.h
▼ media-resource-calculator
resource_calculator_c.h
▼ ndl-directmedia2
esplayer-api.h
media-common.h
media-types.h
states.h
▼ player-factory
abstractplayer.hpp
common.hpp
custompipeline.hpp
customplayer.hpp
pipeline.hpp
player.hpp
▼ starfish-media-pipeline
StarfishMediaAPIs.h
▼ webos-helpers
libhelpers.h
▼ xkbcommon
xkbcommon-webos-keysyms.h
wayland-egl-core.h
wayland-egl.h