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Why the decode channel I created was a blank frame?

Hi all,

    As the log showed below, I create the decode channel 1 and display on DVO2 by select link. But the log showed that it was a blank frame. And I create the decode channel 0 and also display on DVO2 by select link, it was normal.

    Could you give me some advices to solove it?

Thanks !

Best regards!

A part of the log :


Open Channel: 1
 [m3video] DECLINK_H264:HEAPID:0        USED:2368
 [m3video] DECLINK_H264:HEAPID:3        USED:9363456

 [host] ******* RingBuf 0 created ********

 [host] IPCBITSOUTLINK:Translated Addr Virt:0x48661080 To Phy:0x90000080
 [host] ###Bit buff of size from the SR # 1 : 12441600 / bufsize 2073600, maxQueueDepth 50

 [host] ###Bit buff BasePtr: 48661080 / PhyAddr 90000080
Enabling Channel Number: 1 Window 0 Device 2

 [m3video]  45491: DECODE: Creating CH1 of 1920 x 1080 [PROGRESSIVE] [NON-TILED  ],target bitrate = 4000 Kbps ...
 [m3vpss ]  45492: SWMS    : ******* Configuring clock 15 secs...
 [m3video]  45491: DECODE: CH1: Decoder Create CH done!!!
 [m3vpss ]  45492: SWMS1    : Loading Vertical Co-effs (UPSCALE)x ...
 [m3vpss ]  45492: SWMS1    : Loading Horizontal Co-effs (UPSCALE)x ...
 [m3vpss ]  45492: SWMS    : Co-effs Loading ... DONE !!!
 [m3vpss ] 
 [m3vpss ]  *** [SWMS1] Mosaic Parameters ***
 [m3vpss ] 
 [m3vpss ]  Output FPS: 60
 [m3vpss ] 
 [m3vpss ]  Win | Ch  | Input      | Input          | Input         | Input       | Output     |  Output         | Output        | Output      | Low Cost | SWMS | Data  | Blank |
 [m3vpss ]  Num | Num | Start X, Y | Width x Height | Pitch Y / C   | Memory Type | Start X, Y |  Width x Height | Pitch Y / C   | Memory Type | ON / OFF | Inst | Format| Frame |
 [m3vpss ]  ----------------------------------------------------------------------------------------------------------------------------------------------------------------------
 [m3vpss ]    0 |   1 |    0,    0 |   480 x    270 |   896 /   896 | NON-TILED   |    0,    0 |   480 x    270 |  3840 /      0 | NON-TILED   |      OFF |    0 |  420SP |    ON |
 [m3vpss ] 
 [m3vpss ]  45494: SWMS    : ******* Configuring clock 15 secs...
 [m3vpss ]  45494: SWMS1    : Loading Vertical Co-effs (UPSCALE)x ...
 [m3vpss ]  45494: SWMS1    : Loading Horizontal Co-effs (UPSCALE)x ...
 [m3vpss ]  45495: SWMS    : Co-effs Loading ... DONE !!!
 [m3vpss ] 
 [m3vpss ]  *** [SWMS1] Mosaic Parameters ***
 [m3vpss ] 
 [m3vpss ]  Output FPS: 60
 [m3vpss ] 
 [m3vpss ]  Win | Ch  | Input      | Input          | Input         | Input       | Output     |  Output         | Output        | Output      | Low Cost | SWMS | Data  | Blank |
 [m3vpss ]  Num | Num | Start X, Y | Width x Height | Pitch Y / C   | Memory Type | Start X, Y |  Width x Height | Pitch Y / C   | Memory Type | ON / OFF | Inst | Format| Frame |
 [m3vpss ]  ----------------------------------------------------------------------------------------------------------------------------------------------------------------------
 [m3vpss ]    0 |   1 |    0,    0 |   480 x    270 |   896 /   896 | NON-TILED   |    0,    0 |   480 x    270 |  3840 /      0 | NON-TILED   |      OFF |    0 |  420SP |    ON |
 [m3vpss ] 
 [m3vpss ]  45496: SELECT: OUT QUE1: OUT CH0: IN CH1: 720 x 480, pitch = (896, 896) [PROGRESSIVE] [NON-TILED  ]
 [m3vpss ] AVSYNC:AVSYNC_LINK_CMD_SET_FIRST_VIDPTS faileddue to invalid cfg
 [m3vpss ] Config:DisplayID[0],ChID[1]