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ov2640: support sharpness control

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Joo Aun Saw
2024-01-30 17:27:57 +11:00
committed by CaCO3
parent a8fb88a35d
commit 69f1a99b55
10 changed files with 276 additions and 49 deletions
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124
code/components/jomjol_controlcamera/ov2640_sharpness.cpp Normal file
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#include <stdint.h>
#include "esp_camera.h"
#include "ov2640_sharpness.h"
#define OV2640_MAXLEVEL_SHARPNESS 6
const static uint8_t OV2640_SHARPNESS_AUTO[]=
{
0xFF, 0x00, 0xff,
0x92, 0x01, 0xff,
0x93, 0x20, 0x20,
0x00, 0x00, 0x00
};
const static uint8_t OV2640_SHARPNESS_MANUAL[]=
{
0xFF, 0x00, 0xff,
0x92, 0x01, 0xff,
0x93, 0x00, 0x20,
0x00, 0x00, 0x00
};
const static uint8_t OV2640_SHARPNESS_LEVEL0[]=
{
0xFF, 0x00, 0xff,
0x92, 0x01, 0xff,
0x93, 0xc0, 0x1f,
0x00, 0x00, 0x00
};
const static uint8_t OV2640_SHARPNESS_LEVEL1[]=
{
0xFF, 0x00, 0xff,
0x92, 0x01, 0xff,
0x93, 0xc1, 0x1f,
0x00, 0x00, 0x00
};
const static uint8_t OV2640_SHARPNESS_LEVEL2[]=
{
0xFF, 0x00, 0xff,
0x92, 0x01, 0xff,
0x93, 0xc2, 0x1f,
0x00, 0x00, 0x00
};
const static uint8_t OV2640_SHARPNESS_LEVEL3[]=
{
0xFF, 0x00, 0xff,
0x92, 0x01, 0xff,
0x93, 0xc4, 0x1f,
0x00, 0x00, 0x00
};
const static uint8_t OV2640_SHARPNESS_LEVEL4[]=
{
0xFF, 0x00, 0xff,
0x92, 0x01, 0xff,
0x93, 0xc8, 0x1f,
0x00, 0x00, 0x00
};
const static uint8_t OV2640_SHARPNESS_LEVEL5[]=
{
0xFF, 0x00, 0xff,
0x92, 0x01, 0xff,
0x93, 0xd0, 0x1f,
0x00, 0x00, 0x00
};
const static uint8_t OV2640_SHARPNESS_LEVEL6[]=
{
0xFF, 0x00, 0xff,
0x92, 0x01, 0xff,
0x93, 0xdf, 0x1f,
0x00, 0x00, 0x00
};
const static uint8_t *OV2640_SETTING_SHARPNESS[]=
{
OV2640_SHARPNESS_LEVEL0, // -3 sharpness
OV2640_SHARPNESS_LEVEL1,
OV2640_SHARPNESS_LEVEL2,
OV2640_SHARPNESS_LEVEL3,
OV2640_SHARPNESS_LEVEL4,
OV2640_SHARPNESS_LEVEL5,
OV2640_SHARPNESS_LEVEL6 // +3 sharpness
};
static int table_mask_write(sensor_t *sensor, const uint8_t* ptab)
{
uint8_t address;
uint8_t value;
uint8_t orgval;
uint8_t mask;
const uint8_t *pdata = ptab;
if (pdata == NULL)
return -1;
while (1)
{
address = *pdata++;
value = *pdata++;
mask = *pdata++;
if ((address == 0) && (value == 0) && (mask == 0))
break;
sensor->set_reg(sensor, address, mask, value);
}
return 0;
}
int ov2640_enable_auto_sharpness(sensor_t *sensor)
{
table_mask_write(sensor, OV2640_SHARPNESS_AUTO);
return 0;
}
int ov2640_set_sharpness(sensor_t *sensor, int sharpness)
{
if ((sharpness < -3) || (sharpness > OV2640_MAXLEVEL_SHARPNESS - 3))
return -1;
table_mask_write(sensor, OV2640_SHARPNESS_MANUAL);
table_mask_write(sensor, OV2640_SETTING_SHARPNESS[sharpness + 3]);
return 0;
}