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已知 nv21 的单独的每个 y;u;v;如何才能把他转换成一个一维的[]buffer?
Chihaya0824
·
Dec 10, 2020
· 1206 views
This topic created in 2158 days ago, the information mentioned may be changed or developed.
nv21
buffer
单独
转换
2 replies
•
2020-12-10 18:33:41 +08:00
coderluan
Dec 10, 2020
1
1
先转成 I420 再正常 copy, 百度就有, 很简单, 不过建议楼主去 ffmpeg 里面找对应的函数, 因为这类算法一般会用 SIMD 指令或者汇编优化, 自己写性能差不少.
Chihaya0824
OP
Dec 10, 2020 via iPhone
2
@
coderluan
好的,这就去看看 ffmpeg!
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