Reduce memory usage peak when using thumbnail animated WebP decoding and encoding#73

Merged

dreampiggy merged 3 commits intomasterfrom

perf/awebp_thumbnail_allocation

Mar 16, 2023

Commits on Mar 8, 2023

Support using CoreGraphics to produce scaled down CGImage directly
dreampiggy
committed
Use kvImageNoAllocate to avoid extra allocate for vImageBuffer when WebP encoding
dreampiggy
committed

Commits on Mar 9, 2023

Refactory thumbnail decoding, use a transformed CGContext instead of full context and re-scale after decode finished
dreampiggy
committed