/**
* @brief Camera line event callback when no camera image rotation is required
* @param None
* @retval None
*/
static void Camera_LineEventCallbackNoRotation(void)
{
uint32_t LcdResX = BSP_LCD_GetXSize();
uint32_t LcdResY = BSP_LCD_GetYSize();
if (refresh_authorized)
{
if ((offset_lcd == 0) && (CameraResX <= LcdResX) && (CameraResY <= LcdResY))
{
/* If Camera resolution is lower than LCD resolution, set display in the middle of the screen */
offset_lcd = ((((LcdResY - CameraResY) / 2) * LcdResX) /* Middle of the screen on Y axis */
+ ((LcdResX - CameraResX) / 2)) /* Middle of the screen on X axis */
* sizeof(uint32_t);
if ((CameraResY == CAMERA_QQVGA_RES_Y) || (CameraResIndex == CAMERA_R480x272))
{ /* Add offset for QQVGA */
offset_lcd += 40 * LcdResX * sizeof(uint32_t);
}
}
if (display_line_counter < CameraResY)
{
if (display_line_counter < LcdResY)
{
if (CameraResX < LcdResX)
{
ConvertCameraLineRgb565ToLcdLineARGB8888((uint32_t *)(CAMERA_FB_START_ADDR + offset_cam),
(uint32_t *)(LCD_FB_START_ADDRESS + offset_lcd),
CameraResX);
}
else
{
ConvertCameraLineRgb565ToLcdLineARGB8888((uint32_t *)(CAMERA_FB_START_ADDR + offset_cam),
(uint32_t *)(LCD_FB_START_ADDRESS + offset_lcd),
LcdResX);
}
offset_cam = offset_cam + (CameraResX * sizeof(uint16_t));
offset_lcd = offset_lcd + (LcdResX * sizeof(uint32_t));
}
display_line_counter++;
}
else
{
offset_cam = 0;
offset_lcd = 0;
display_line_counter = 0;
}
}
}
/**
* @brief Camera line event callback
* @param None
* @retval None
*/
void BSP_CAMERA_LineEventCallback(void)
{
uint32_t LcdResX = BSP_LCD_GetXSize();
uint32_t LcdResY = BSP_LCD_GetYSize();
#if 0
uint32_t bgr, i, sizex;
uint32_t *ptr;
#endif
if (Camera_AllowDma2dCopyCamFrmBuffToLcdFrmBuff)
{
if ((offset_lcd == 0) && (CameraResX < LcdResX) && (CameraResY < LcdResY))
{
/* If Camera resolution is lower than LCD resolution, set display in the middle of the screen */
offset_lcd = ((((LcdResY - CameraResY) / 2) * LcdResX) /* Middle of the screen on Y axis */
+ ((LcdResX - CameraResX) / 2)) /* Middle of the screen on X axis */
* sizeof(uint32_t);
if (CameraResY == CAMERA_QQVGA_RES_Y)
{ /* Add offset for QQVGA */
offset_lcd += 40 * LcdResX * sizeof(uint32_t);
}
}
if (display_line_counter < CameraResY)
{
if (display_line_counter < LcdResY)
{
if (CameraResX < LcdResX)
{
ConvertCameraLineRgb565ToLcdLineARGB8888((uint32_t *)(CAMERA_FRAME_BUFFER + offset_cam),
(uint32_t *)(LCD_FRAME_BUFFER + offset_lcd),
CameraResX);
}
else
{
ConvertCameraLineRgb565ToLcdLineARGB8888((uint32_t *)(CAMERA_FRAME_BUFFER + offset_cam),
(uint32_t *)(LCD_FRAME_BUFFER + offset_lcd),
LcdResX);
}
#if 0
/* Convert RGB -> BGR */
ptr = (uint32_t*)(LCD_FRAME_BUFFER + offset_lcd);
if (CameraResX < LcdResX)
sizex = CameraResX;
else
sizex = LcdResX;
for (i = 0; i < sizex; i++)
{
bgr = ptr[i] & 0xFF00FF00; /* Alpha and green */
bgr |= (ptr[i] & 0x00FF0000) >> 16 ; /* blue */
bgr |= (ptr[i] & 0x000000FF) << 16 ; /* red */
ptr[i] = bgr;
}
#endif
offset_cam = offset_cam + (CameraResX * sizeof(uint16_t));
offset_lcd = offset_lcd + (LcdResX * sizeof(uint32_t));
}
display_line_counter++;
}
else
{
offset_cam = 0;
offset_lcd = 0;
display_line_counter = 0;
}
}
