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rgb_lcd: support yuv converter

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morris
2022-08-06 12:44:52 +08:00
parent 104b9c3fb1
commit fc1aa2848b
15 changed files with 345 additions and 11 deletions
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90
components/hal/esp32s3/include/hal/lcd_ll.h
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@@ -28,6 +28,10 @@ extern "C" {
#define LCD_LL_CLK_FRAC_DIV_AB_MAX 64 // LCD_CLK = LCD_CLK_S / (N + b/a), the a/b register is 6 bit-width
#define LCD_LL_PCLK_DIV_MAX 64 // LCD_PCLK = LCD_CLK / MO, the MO register is 6 bit-width
#define LCD_LL_COLOR_RANGE_TO_REG(range) (uint8_t[]){0,1}[(range)]
#define LCD_LL_CONV_STD_TO_REG(std) (uint8_t[]){0,1}[(std)]
#define LCD_LL_YUV_SAMPLE_TO_REG(sample) (uint8_t[]){0,1,2}[(sample)]
/**
* @brief Enable clock gating
*
@@ -144,6 +148,92 @@ static inline void lcd_ll_enable_rgb_yuv_convert(lcd_cam_dev_t *dev, bool en)
dev->lcd_rgb_yuv.lcd_conv_bypass = en;
}
/**
* @brief Set convert data line width
*
* @param dev LCD register base address
* @param width data line width (8 or 16)
*/
static inline void lcd_ll_set_convert_data_width(lcd_cam_dev_t *dev, uint32_t width)
{
HAL_ASSERT(width == 8 || width == 16);
dev->lcd_rgb_yuv.lcd_conv_mode_8bits_on = (width == 8) ? 1 : 0;
}
/**
* @brief Set the color range of input data
*
* @param dev LCD register base address
* @param range Color range
*/
static inline void lcd_ll_set_input_color_range(lcd_cam_dev_t *dev, lcd_color_range_t range)
{
dev->lcd_rgb_yuv.lcd_conv_data_in_mode = LCD_LL_COLOR_RANGE_TO_REG(range);
}
/**
* @brief Set the color range of output data
*
* @param dev LCD register base address
* @param range Color range
*/
static inline void lcd_ll_set_output_color_range(lcd_cam_dev_t *dev, lcd_color_range_t range)
{
dev->lcd_rgb_yuv.lcd_conv_data_out_mode = LCD_LL_COLOR_RANGE_TO_REG(range);
}
/**
* @brief Set YUV conversion standard
*
* @param dev LCD register base address
* @param std YUV conversion standard
*/
static inline void lcd_ll_set_yuv_convert_std(lcd_cam_dev_t *dev, lcd_yuv_conv_std_t std)
{
dev->lcd_rgb_yuv.lcd_conv_protocol_mode = LCD_LL_CONV_STD_TO_REG(std);
}
/**
* @brief Set the converter mode: RGB565 to YUV
*
* @param dev LCD register base address
* @param yuv_sample YUV sample mode
*/
static inline void lcd_ll_set_convert_mode_rgb_to_yuv(lcd_cam_dev_t *dev, lcd_yuv_sample_t yuv_sample)
{
dev->lcd_rgb_yuv.lcd_conv_trans_mode = 1;
dev->lcd_rgb_yuv.lcd_conv_yuv_mode = LCD_LL_YUV_SAMPLE_TO_REG(yuv_sample);
dev->lcd_rgb_yuv.lcd_conv_yuv2yuv_mode = 3;
}
/**
* @brief Set the converter mode: YUV to RGB565
*
* @param dev LCD register base address
* @param yuv_sample YUV sample mode
*/
static inline void lcd_ll_set_convert_mode_yuv_to_rgb(lcd_cam_dev_t *dev, lcd_yuv_sample_t yuv_sample)
{
dev->lcd_rgb_yuv.lcd_conv_trans_mode = 0;
dev->lcd_rgb_yuv.lcd_conv_yuv_mode = LCD_LL_YUV_SAMPLE_TO_REG(yuv_sample);
dev->lcd_rgb_yuv.lcd_conv_yuv2yuv_mode = 3;
}
/**
* @brief Set the converter mode: YUV to YUV
*
* @param dev LCD register base address
* @param src_sample Source YUV sample mode
* @param dst_sample Destination YUV sample mode
*/
static inline void lcd_ll_set_convert_mode_yuv_to_yuv(lcd_cam_dev_t *dev, lcd_yuv_sample_t src_sample, lcd_yuv_sample_t dst_sample)
{
HAL_ASSERT(src_sample != dst_sample);
dev->lcd_rgb_yuv.lcd_conv_trans_mode = 1;
dev->lcd_rgb_yuv.lcd_conv_yuv_mode = LCD_LL_YUV_SAMPLE_TO_REG(src_sample);
dev->lcd_rgb_yuv.lcd_conv_yuv2yuv_mode = LCD_LL_YUV_SAMPLE_TO_REG(dst_sample);
}
/**
* @brief Set clock cycles of each transaction phases
*