调试OV5640的驱动，那个急啊，可为什么会出现这样的画面？
[@blueskycoco] [@saqula] [@zhengmeifu] [@HuaiShuShuV]
代码如下：
OV5640 DSP 摄像头 嵌入式 图像处理
void OV5640_init(void)
{
long delay_time;
//15fps VGA YUV output
// 24MHz input clock, 24MHz PCLK
//software reset
sensor_write(0x3103, 0x11); // system clock from pad, bit[1]
sensor_write(0x3008, 0x82); // software reset, bit[7]
for(delay_time = 0; delay_time < 0x4FFFD; delay_time++)
asm("nop;");//复位需要延时5ms
sensor_write(0x3008, 0x42); // software power down, bit[6]
sensor_write(0x3103, 0x03); // system clock from PLL, bit[1]
sensor_write(0x3017, 0xff); // FREX, Vsync, HREF, PCLK, D[9:6] output enable
sensor_write(0x3018, 0xff); // D[5:0], GPIO[1:0] output enable
sensor_write(0x3034, 0x1a); // MIPI 10-bit
sensor_write(0x3037, 0x13); // PLL root divider, bit[4], PLL pre-divider, bit[3:0]
sensor_write(0x3108, 0x01); // PCLK root divider, bit[5:4], SCLK2x root divider, bit[3:2]
// SCLK root divider, bit[1:0]
sensor_write(0x3630, 0x36);
sensor_write(0x3631, 0x0e);
sensor_write(0x3632, 0xe2);
sensor_write(0x3633, 0x12);
sensor_write(0x3621, 0xe0);
sensor_write(0x3704, 0xa0);
sensor_write(0x3703, 0x5a);
sensor_write(0x3715, 0x78);
sensor_write(0x3717, 0x01);
sensor_write(0x370b, 0x60);
sensor_write(0x3705, 0x1a);
sensor_write(0x3905, 0x02);
sensor_write(0x3906, 0x10);
sensor_write(0x3901, 0x0a);
sensor_write(0x3731, 0x12);
sensor_write(0x3600, 0x08); // VCM control
sensor_write(0x3601, 0x33); // VCM control
sensor_write(0x302d, 0x60); // system control
sensor_write(0x3620, 0x52);
sensor_write(0x371b, 0x20);
sensor_write(0x471c, 0x50);
sensor_write(0x3a13, 0x43); // pre-gain = 1.047x
sensor_write(0x3a18, 0x00); // gain ceiling
sensor_write(0x3a19, 0xf8); // gain ceiling = 15.5x
sensor_write(0x3635, 0x13);
sensor_write(0x3636, 0x03);
sensor_write(0x3634, 0x40);
sensor_write(0x3622, 0x01);
// 50/60Hz detection 50/60Hz 灯光条纹过滤
sensor_write(0x3c01, 0x34); // Band auto, bit[7]
sensor_write(0x3c04, 0x28); // threshold low sum
sensor_write(0x3c05, 0x98); // threshold high sum
sensor_write(0x3c06, 0x00); // light meter 1 threshold[15:8]
sensor_write(0x3c07, 0x08); // light meter 1 threshold[7:0]
sensor_write(0x3c08, 0x00); // light meter 2 threshold[15:8]
sensor_write(0x3c09, 0x1c); // light meter 2 threshold[7:0]
sensor_write(0x3c0a, 0x9c); // sample number[15:8]
sensor_write(0x3c0b, 0x40); // sample number[7:0]
sensor_write(0x3810, 0x00); // Timing Hoffset[11:8]
sensor_write(0x3811, 0x10); // Timing Hoffset[7:0]
sensor_write(0x3812, 0x00); // Timing Voffset[10:8]
sensor_write(0x3708, 0x64);
sensor_write(0x4001, 0x02); // BLC start from line 2
sensor_write(0x4005, 0x1a); // BLC always update
sensor_write(0x3000, 0x00); // enable blocks
sensor_write(0x3004, 0xff); // enable clocks
sensor_write(0x300e, 0x58); // MIPI power down, DVP enable
sensor_write(0x302e, 0x00);
sensor_write(0x4300, 0x32); // YUV 422, UYVY
sensor_write(0x501f, 0x00); // YUV 422
sensor_write(0x440e, 0x00); // ISP YUV 422
sensor_write(0x5000, 0xa7); // Lenc on, raw gamma on, BPC on, WPC on, CIP on
// AEC target 自动曝光控制
sensor_write(0x3a0f, 0x30); // stable range in high
sensor_write(0x3a10, 0x28); // stable range in low
sensor_write(0x3a1b, 0x30); // stable range out high
sensor_write(0x3a1e, 0x26); // stable range out low
sensor_write(0x3a11, 0x60); // fast zone high
sensor_write(0x3a1f, 0x14); // fast zone low
// Lens correction for ? 镜头补偿
sensor_write(0x5800, 0x23);
sensor_write(0x5801, 0x14);
sensor_write(0x5802, 0x0f);
sensor_write(0x5803, 0x0f);
sensor_write(0x5804, 0x12);
sensor_write(0x5805, 0x26);
sensor_write(0x5806, 0x0c);
sensor_write(0x5807, 0x08);
sensor_write(0x5808, 0x05);
sensor_write(0x5809, 0x05);
sensor_write(0x580a, 0x08);
sensor_write(0x580b, 0x0d);
sensor_write(0x580c, 0x08);
sensor_write(0x580d, 0x03);
sensor_write(0x580e, 0x00);
sensor_write(0x580f, 0x00);
sensor_write(0x5810, 0x03);
sensor_write(0x5811, 0x09);
sensor_write(0x5812, 0x07);
sensor_write(0x5813, 0x03);
sensor_write(0x5814, 0x00);
sensor_write(0x5815, 0x01);
sensor_write(0x5816, 0x03);
sensor_write(0x5817, 0x08);
sensor_write(0x5818, 0x0d);
sensor_write(0x5819, 0x08);
sensor_write(0x581a, 0x05);
sensor_write(0x581b, 0x06);
sensor_write(0x581c, 0x08);
sensor_write(0x581d, 0x0e);
sensor_write(0x581e, 0x29);
sensor_write(0x581f, 0x17);
sensor_write(0x5820, 0x11);
sensor_write(0x5821, 0x11);
sensor_write(0x5822, 0x15);
sensor_write(0x5823, 0x28);
sensor_write(0x5824, 0x46);
sensor_write(0x5825, 0x26);
sensor_write(0x5826, 0x08);
sensor_write(0x5827, 0x26);
sensor_write(0x5828, 0x64);
sensor_write(0x5829, 0x26);
sensor_write(0x582a, 0x24);
sensor_write(0x582b, 0x22);
sensor_write(0x582c, 0x24);
sensor_write(0x582d, 0x24);
sensor_write(0x582e, 0x06);
sensor_write(0x582f, 0x22);
sensor_write(0x5830, 0x40);
sensor_write(0x5831, 0x42);
sensor_write(0x5832, 0x24);
sensor_write(0x5833, 0x26);
sensor_write(0x5834, 0x24);
sensor_write(0x5835, 0x22);
sensor_write(0x5836, 0x22);
sensor_write(0x5837, 0x26);
sensor_write(0x5838, 0x44);
sensor_write(0x5839, 0x24);
sensor_write(0x583a, 0x26);
sensor_write(0x583b, 0x28);
sensor_write(0x583c, 0x42);
sensor_write(0x583d, 0xce); // lenc BR offset
// AWB 自动白平衡
sensor_write(0x5180, 0xff); // AWB B block
sensor_write(0x5181, 0xf2); // AWB control
sensor_write(0x5182, 0x00); // [7:4] max local counter, [3:0] max fast counter
sensor_write(0x5183, 0x14); // AWB advanced
sensor_write(0x5184, 0x25);
sensor_write(0x5185, 0x24);
sensor_write(0x5186, 0x09);
sensor_write(0x5187, 0x09);
sensor_write(0x5188, 0x09);
sensor_write(0x5189, 0x75);
sensor_write(0x518a, 0x54);
sensor_write(0x518b, 0xe0);
sensor_write(0x518c, 0xb2);
sensor_write(0x518d, 0x42);
sensor_write(0x518e, 0x3d);
sensor_write(0x518f, 0x56);
sensor_write(0x5190, 0x46);
sensor_write(0x5191, 0xf8); // AWB top limit
sensor_write(0x5192, 0x04); // AWB bottom limit
sensor_write(0x5193, 0x70); // red limit
sensor_write(0x5194, 0xf0); // green limit
sensor_write(0x5195, 0xf0); // blue limit
sensor_write(0x5196, 0x03); // AWB control
sensor_write(0x5197, 0x01); // local limit
sensor_write(0x5198, 0x04);
sensor_write(0x5199, 0x12);
sensor_write(0x519a, 0x04);
sensor_write(0x519b, 0x00);
sensor_write(0x519c, 0x06);
sensor_write(0x519d, 0x82);
sensor_write(0x519e, 0x38); // AWB control
// Gamma 伽玛曲线
sensor_write(0x5480, 0x01); // Gamma bias plus on, bit[0]
sensor_write(0x5481, 0x08);
sensor_write(0x5482, 0x14);
sensor_write(0x5483, 0x28);
sensor_write(0x5484, 0x51);
sensor_write(0x5485, 0x65);
sensor_write(0x5486, 0x71);
sensor_write(0x5487, 0x7d);
sensor_write(0x5488, 0x87);
sensor_write(0x5489, 0x91);
sensor_write(0x548a, 0x9a);
sensor_write(0x548b, 0xaa);
sensor_write(0x548c, 0xb8);
sensor_write(0x548d, 0xcd);
sensor_write(0x548e, 0xdd);
sensor_write(0x548f, 0xea);
sensor_write(0x5490, 0x1d);
// color matrix 色彩矩阵
sensor_write(0x5381, 0x1e); // CMX1 for Y
sensor_write(0x5382, 0x5b); // CMX2 for Y
sensor_write(0x5383, 0x08); // CMX3 for Y
sensor_write(0x5384, 0x0a); // CMX4 for U
sensor_write(0x5385, 0x7e); // CMX5 for U
sensor_write(0x5386, 0x88); // CMX6 for U
sensor_write(0x5387, 0x7c); // CMX7 for V
sensor_write(0x5388, 0x6c); // CMX8 for V
sensor_write(0x5389, 0x10); // CMX9 for V
sensor_write(0x538a, 0x01); // sign[9]
sensor_write(0x538b, 0x98); // sign[8:1]
// UV adjust UV色彩饱和度调整
sensor_write(0x5580, 0x06); // saturation on, bit[1]
sensor_write(0x5583, 0x40);
sensor_write(0x5584, 0x10);
sensor_write(0x5589, 0x10);
sensor_write(0x558a, 0x00);
sensor_write(0x558b, 0xf8);
sensor_write(0x501d, 0x40); // enable manual offset of contrast
// CIP 锐化和降噪
sensor_write(0x5300, 0x08); // CIP sharpen MT threshold 1
sensor_write(0x5301, 0x30); // CIP sharpen MT threshold 2
sensor_write(0x5302, 0x10); // CIP sharpen MT offset 1
sensor_write(0x5303, 0x00); // CIP sharpen MT offset 2
sensor_write(0x5304, 0x08); // CIP DNS threshold 1
sensor_write(0x5305, 0x30); // CIP DNS threshold 2
sensor_write(0x5306, 0x08); // CIP DNS offset 1
sensor_write(0x5307, 0x16); // CIP DNS offset 2
sensor_write(0x5309, 0x08); // CIP sharpen TH threshold 1
sensor_write(0x530a, 0x30); // CIP sharpen TH threshold 2
sensor_write(0x530b, 0x04); // CIP sharpen TH offset 1
sensor_write(0x530c, 0x06); // CIP sharpen TH offset 2
sensor_write(0x5025, 0x00);
sensor_write(0x3008, 0x02); // wake up from standby, bit[6]
sensor_write(0x4740, 0x1);//加入为了匹配PCLK
//preview640x480 15fps, night mode 5fps
sensor_write(0x3035, 0x21);
sensor_write(0x3036, 0x46);
sensor_write(0x3c07, 0x08);
sensor_write(0x3820, 0x41);
sensor_write(0x3821, 0x07);
sensor_write(0x3814, 0x31);
sensor_write(0x3815, 0x31);
sensor_write(0x3800, 0x00);
sensor_write(0x3801, 0x00);
sensor_write(0x3802, 0x00);
sensor_write(0x3803, 0x04);
sensor_write(0x3804, 0x0a);
sensor_write(0x3805, 0x3f);
sensor_write(0x3806, 0x07);
sensor_write(0x3807, 0x9b);
sensor_write(0x3808, 0x02);
sensor_write(0x3809, 0x80);
sensor_write(0x380a, 0x01);
sensor_write(0x380b, 0xe0);
sensor_write(0x380c, 0x07);
sensor_write(0x380d, 0x68);
sensor_write(0x380e, 0x03);
sensor_write(0x380f, 0xd8);
sensor_write(0x3813, 0x06);
sensor_write(0x3618, 0x00);
sensor_write(0x3612, 0x29);
sensor_write(0x3709, 0x52);
sensor_write(0x370c, 0x03);
sensor_write(0x3a02, 0x0b);
sensor_write(0x3a03, 0x88);
sensor_write(0x3a14, 0x0b);
sensor_write(0x3a15, 0x88);
sensor_write(0x4004, 0x02);
sensor_write(0x3002, 0x1c);
sensor_write(0x3006, 0xc3);
sensor_write(0x4713, 0x03);
sensor_write(0x4407, 0x04);
sensor_write(0x460b, 0x35);
sensor_write(0x460c, 0x22);
sensor_write(0x4837, 0x22);
sensor_write(0x3824, 0x02);
sensor_write(0x5001, 0xa3);
sensor_write(0x3503, 0x00);
分享到：
[解决办法]
你是哪个平台？这种情况像图像格式不对。
也可能是carmera硬件有问题
[解决办法]
YUV的格式问题
[解决办法]
你输出的是UYVY，但是你显示的是按YUYV来显示的（打个比方），就会出现图示效果
[解决办法]
