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关于减少或避免GPU与CPU的昂贵通信以满足实时合成的要求 #46

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kiritosaac opened this issue May 9, 2024 · 0 comments
Open

关于减少或避免GPU与CPU的昂贵通信以满足实时合成的要求 #46

kiritosaac opened this issue May 9, 2024 · 0 comments

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@kiritosaac
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在GPU处理得到tensor后，似乎目前普遍使用.cpu().numpy()将数据转移到CPU，然而实际测试中我发现这是一个十分昂贵的操作，耗费时间太长，调研之后发现存在cupy这样支持GPU的，并且与numpy接近的库。那么是否有可能将数据转换为cupy形式，然后直接绕过cpu将其呈现在屏幕上？似乎离线存储视频无法避免cpu的数据迁移，那么在线不存储视频呢？
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@kiritosaac