fix: get scaling context && align error#116

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xinghun92 wants to merge 2 commits intomeh:masterfrom xinghun92:master

+10-2

Commits on Jul 9, 2018

fix: get context failed
wangsijie
committed

Commits on Jul 18, 2018

Fix: get right align when get av_frame_get_buffer
wangsijie
committed