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3531 解码缓冲区满
开了4路解码,过了一天就会发现解码缓存区满,视频出现卡顿和部分重播现象,开启预览模式也不能彻底解决。
cat vdec 发现解码缓冲区满,设置解码器的buffer有5M,视频是1080p的。设备是能解4路1080p的。
cat /proc/umap/vdec
-----CHN ATTR & PARAMS-------------------------------------------------------
ID TYPE Prior MaxW MaxH Width Height StrmInputMode STATE PREVMODE
0 H264 100 1920 1080 1920 1080 FRAME/NOBLOCK START 1
1 H264 100 1920 1080 0 0 FRAME/NOBLOCK START 1
2 H264 100 1920 1080 1920 1080 FRAME/NOBLOCK START 1
3 H264 100 1920 1080 0 0 FRAME/NOBLOCK START 1
ID RefNum SupportB DispNum BufSize SCDBufSize MaxSlice MaxSPS MaxPPS
0 2 Yes 6 15728640 3110400 100 21 22
1 2 Yes 6 15728640 3110400 100 21 22
2 2 Yes 6 15728640 3110400 100 21 22
3 2 Yes 6 15728640 3110400 100 21 22
ID ErrThr StrmThr DecMode OutMode DnrDisp DnrTf
0 30 0 IPB Dec N/A N/A
1 30 0 IPB Dec N/A N/A
2 30 0 IPB Dec N/A N/A
3 30 0 IPB Dec N/A N/A
-----CHN STATE-----------------------------------------------------------------
ID PrtclErr StrmUnSP StrmError RefNumErr PicSizeErr fmterror PicBufSizeErr RlsFail Notify
0 0 75 967 4 0 0 0 025650722
1 0 0 0 0 0 0 0 0 0
2 0 14 4 0 0 0 0 0 8912537
3 0 0 0 0 0 0 0 0 0
ID fps TimerCnt BufFLen DataLen UsrFLen UsrLen ptsBufF ptsBufU
0 97 17031173 6832089 425684 5088 0 1 39
1 0 17031169 16768992 0 5088 0 40 0
2 25 17031167 16760521 0 4950 138 40 0
3 0 17031164 16768992 0 5088 0 40 0
----- Detail Stream STATE -----------------------------------------------------------
ID MpiSndNum MpiSndLen VdecNum VdecLen FmGetNum FmGetLen FmRlsNum FmRlsLen FmLstGet FmRlsFail
0 17350751 149512903241 17350751 260261265 17359643 149772738822 17358620 149763227603 7892 0
1 0 0 0 0 0 0 0 0 0 0
2 4574107 41546224886 4574107 68611605 4576588 41614836491 4576587 41614828020 8471 0
3 0 0 0 0 0 0 0 0 0 0
----- Detail FrameStore STATE -----------------------------------------------------------
ID FmNewPic GetFromFm RlsToFm Discard UsrSnd KerSnd KerRls FreeNode BusyNode UserNode MeetEnd FrmInVdec
0 7683732 7683732 7683723 0 7683724 0 7683723 31 8 1 17349558 1201
1 0 0 0 0 0 0 0 40 0 0 0 0
2 4170501 4170501 4170492 0 4170493 0 4170492 31 8 1 4574105 10
3 0 0 0 0 0 0 0 40 0 0 0 0
----- Detail UserData STATE -----------------------------------------------------------
ID MpiGet MpiGetLen MpiRls MpiRlsLen Discard DiscardLen GetFromFm GetFromFmLen UsrFLen UsrLen
0 0 0 0 0 0 0 0 0 5088 0
1 0 0 0 0 0 0 0 0 5088 0
2 0 0 0 0 0 0 2 138 4950 138
3 0 0 0 0 0 0 0 0 5088 0
cat vdec 发现解码缓冲区满,设置解码器的buffer有5M,视频是1080p的。设备是能解4路1080p的。
cat /proc/umap/vdec
-----CHN ATTR & PARAMS-------------------------------------------------------
ID TYPE Prior MaxW MaxH Width Height StrmInputMode STATE PREVMODE
0 H264 100 1920 1080 1920 1080 FRAME/NOBLOCK START 1
1 H264 100 1920 1080 0 0 FRAME/NOBLOCK START 1
2 H264 100 1920 1080 1920 1080 FRAME/NOBLOCK START 1
3 H264 100 1920 1080 0 0 FRAME/NOBLOCK START 1
ID RefNum SupportB DispNum BufSize SCDBufSize MaxSlice MaxSPS MaxPPS
0 2 Yes 6 15728640 3110400 100 21 22
1 2 Yes 6 15728640 3110400 100 21 22
2 2 Yes 6 15728640 3110400 100 21 22
3 2 Yes 6 15728640 3110400 100 21 22
ID ErrThr StrmThr DecMode OutMode DnrDisp DnrTf
0 30 0 IPB Dec N/A N/A
1 30 0 IPB Dec N/A N/A
2 30 0 IPB Dec N/A N/A
3 30 0 IPB Dec N/A N/A
-----CHN STATE-----------------------------------------------------------------
ID PrtclErr StrmUnSP StrmError RefNumErr PicSizeErr fmterror PicBufSizeErr RlsFail Notify
0 0 75 967 4 0 0 0 025650722
1 0 0 0 0 0 0 0 0 0
2 0 14 4 0 0 0 0 0 8912537
3 0 0 0 0 0 0 0 0 0
ID fps TimerCnt BufFLen DataLen UsrFLen UsrLen ptsBufF ptsBufU
0 97 17031173 6832089 425684 5088 0 1 39
1 0 17031169 16768992 0 5088 0 40 0
2 25 17031167 16760521 0 4950 138 40 0
3 0 17031164 16768992 0 5088 0 40 0
----- Detail Stream STATE -----------------------------------------------------------
ID MpiSndNum MpiSndLen VdecNum VdecLen FmGetNum FmGetLen FmRlsNum FmRlsLen FmLstGet FmRlsFail
0 17350751 149512903241 17350751 260261265 17359643 149772738822 17358620 149763227603 7892 0
1 0 0 0 0 0 0 0 0 0 0
2 4574107 41546224886 4574107 68611605 4576588 41614836491 4576587 41614828020 8471 0
3 0 0 0 0 0 0 0 0 0 0
----- Detail FrameStore STATE -----------------------------------------------------------
ID FmNewPic GetFromFm RlsToFm Discard UsrSnd KerSnd KerRls FreeNode BusyNode UserNode MeetEnd FrmInVdec
0 7683732 7683732 7683723 0 7683724 0 7683723 31 8 1 17349558 1201
1 0 0 0 0 0 0 0 40 0 0 0 0
2 4170501 4170501 4170492 0 4170493 0 4170492 31 8 1 4574105 10
3 0 0 0 0 0 0 0 40 0 0 0 0
----- Detail UserData STATE -----------------------------------------------------------
ID MpiGet MpiGetLen MpiRls MpiRlsLen Discard DiscardLen GetFromFm GetFromFmLen UsrFLen UsrLen
0 0 0 0 0 0 0 0 0 5088 0
1 0 0 0 0 0 0 0 0 5088 0
2 0 0 0 0 0 0 2 138 4950 138
3 0 0 0 0 0 0 0 0 5088 0
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