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发表于 2021-4-19 11:25:54
62090
本帖最后由 CarlosLee 于 2021-4-19 11:38 编辑

驱动版本:418.87.00
使用场景:应用进程多路H264视频解码,多解码器使用同一个cuContext,进程内所有的解码器全部阻塞,通过调用栈观察,进入cuvidDecodePicture之后,未返回。

堆栈:
某一个解码线程:
#1 0x7fce69724560: (@0x7fce69724560 : /lib64/***.so.6)
#2 0x7fce697e534d: __poll
#3 0x7fce7345ec37: (@0x7fce7345ec37 : /usr/lib64/libnvcuvid.so.1)
#4 0x7fce7345ec99: (@0x7fce7345ec99 : /usr/lib64/libnvcuvid.so.1)
#5 0x7fce7344cd7d: (@0x7fce7344cd7d : /usr/lib64/libnvcuvid.so.1)
#6 0x7fce7345d56c: (@0x7fce7345d56c : /usr/lib64/libnvcuvid.so.1)
#7 0x7fce73453201: (@0x7fce73453201 : /usr/lib64/libnvcuvid.so.1)
#8 0x7fce04dcd4a1: Decoder::HandlePictureDecode(_CUVIDPICPARAMS*)

剩余解码线程:
#1 0x7fce69724560: (@0x7fce69724560 : /lib64/libc.so.6)
#2 0x7fce713d854b: (@0x7fce713d854b : /lib64/libpthread.so.0)
#3 0x7fce713d3e46: (@0x7fce713d3e46 : /lib64/libpthread.so.0)
#4 0x7fce713d3d3f: pthread_mutex_lock
#5 0x7fce7344db3b: (@0x7fce7344db3b : /usr/lib64/libnvcuvid.so.1)
#6 0x7fce7345c92e: (@0x7fce7345c92e : /usr/lib64/libnvcuvid.so.1)
#7 0x7fce73453201: (@0x7fce73453201 : /usr/lib64/libnvcuvid.so.1)
#8 0x7fce04dcd4a1: Decoder::HandlePictureDecode(_CUVIDPICPARAMS*)


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