tvp7002 1-005d: querystd, erorxxx, val = 0, val1 = 1

问题请教，急………

打印出了tvp7002的寄存器值，一直卡在这里，请给予帮助，非常感谢

root@dm368-evm:/usr/share/ti/dvsdk-demos# ./encode -v 1.264 -y 3 -I 3
Encode demo started……
davinci_resizer davinci_resizer.2: RSZ_G_CONFIG:0:1:124
davinci_previewer davinci_previewer.2: ipipe_set_preview_config
vpfe-capture vpfe-capture: IPIPE Chained
vpfe-capture vpfe-capture: Resizer present
EVM: switch to tvp7002 HD video input
vpfe-capture vpfe-capture: width = 1280, height = 720, bpp = 1
vpfe-capture vpfe-capture: adjusted width = 1280, height = 720, bpp = 1, bytespe
rline = 1280, sizeimage = 1382400
vpfe-capture vpfe-capture: width = 1280, height = 720, bpp = 1
vpfe-capture vpfe-capture: adjusted width = 1280, height = 720, bpp = 1, bytespe
rline = 1280, sizeimage = 1382400
reg 0, val= 2
reg 1, val= 67
reg 2, val= 20
reg 3, val= a0
reg 4, val= 80
reg 5, val= 32
reg 6, val= 20
reg 7, val= 60
reg 8, val= 0
reg 9, val= 0
reg a, val= 0
reg b, val= 80
reg c, val= 80
reg d, val= 80
reg e, val= 20
reg f, val= 2e
reg 10, val= 5d
reg 11, val= 47
reg 12, val= 0
reg 13, val= 0
reg 14, val= 2d
reg 15, val= 47
reg 16, val= 1
reg 17, val= 0
reg 18, val= 1
reg 19, val= 0
reg 1a, val= 67
reg 1b, val= 77
reg 1c, val= 7
reg 1d, val= 0
reg 1e, val= 10
reg 1f, val= 10
reg 20, val= 10
reg 21, val= 8
reg 22, val= 0
reg 23, val= 39
reg 24, val= 4d
reg 25, val= 26
reg 26, val= 80
reg 27, val= 8
reg 28, val= 53
reg 29, val= 8
reg 2a, val= 7
reg 2b, val= 0
reg 2c, val= 50
reg 2d, val= 0
reg 2e, val= 80
reg 2f, val= 8c
reg 30, val= 4
reg 31, val= 5a
reg 32, val= 18
reg 33, val= 60
reg 34, val= 3
reg 35, val= 10
reg 36, val= 0
reg 37, val= 1
reg 38, val= 40
reg 39, val= 11
reg 3a, val= 0
reg 3b, val= 1
reg 3c, val= 1
reg 3d, val= 3
reg 3e, val= 4
reg 3f, val= 1
reg 40, val= 47
reg 41, val= 1
reg 42, val= 4b
reg 43, val= 6
reg 44, val= 5
reg 45, val= 0
reg 46, val= 2d
reg 47, val= 0
reg 48, val= 0
reg 49, val= 0
reg 4a, val= e3
reg 4b, val= 16
reg 4c, val= 4f
reg 4d, val= 2
reg 4e, val= ce
reg 4f, val= 6
reg 50, val= ab
reg 51, val= f3
reg 52, val= 0
reg 53, val= 10
reg 54, val= 55
reg 55, val= fc
reg 56, val= 78
reg 57, val= f1
reg 58, val= 88
reg 59, val= fe
reg 5a, val= 0
reg 5b, val= 10
tvp7002 1-005d: querystd, erorxxx, val = 0, val1 = 1
Error: Failed to create capture device. Is video input connected?

Chris Meng：

错误提示是没有视频源输入。请问你输入了YPbPr信号给板子了么？你使用的是DM368EVM是么？

zhimin zhu：

我使用的是dm368，并且已经有视频源输入，可为什么总是提示找不到这个视频源呢？