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Add the raspberry Pi program: 1.64inch e-Paper (G), 3inch e-Paper (G) and 7.3inch e-Paper (G)

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SSYYL 2022-07-28 17:44:36 +08:00
parent c2b5d0f72f
commit 8c37291d2b
49 changed files with 3858 additions and 10 deletions
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80
RaspberryPi_JetsonNano/c/lib/GUI/GUI_BMPfile.c
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@ -6,10 +6,12 @@
* Used to shield the underlying layers of each master
* and enhance portability
*----------------
* | This version: V2.2
* | Date : 2020-07-08
* | This version: V2.3
* | Date : 2022-07-27
* | Info :
* -----------------------------------------------------------------------------
* V2.3(2022-07-27):
* 1.Add GUI_ReadBmp_RGB_4Color()
* V2.2(2020-07-08):
* 1.Add GUI_ReadBmp_RGB_7Color()
* V2.1(2019-10-10):
@ -149,7 +151,7 @@ UBYTE GUI_ReadBmp_4Gray(const char *path, UWORD Xstart, UWORD Ystart)
Debug("Cann't open the file!\n");
exit(0);
}
// Set the file pointer from the beginning
fseek(fp, 0, SEEK_SET);
fread(&bmpFileHeader, sizeof(BMPFILEHEADER), 1, fp); //sizeof(BMPFILEHEADER) must be 14
@ -283,4 +285,76 @@ UBYTE GUI_ReadBmp_RGB_7Color(const char *path, UWORD Xstart, UWORD Ystart)
return 0;
}
UBYTE GUI_ReadBmp_RGB_4Color(const char *path, UWORD Xstart, UWORD Ystart)
{
FILE *fp; //Define a file pointer
BMPFILEHEADER bmpFileHeader; //Define a bmp file header structure
BMPINFOHEADER bmpInfoHeader; //Define a bmp info header structure
// Binary file open
if((fp = fopen(path, "rb")) == NULL) {
Debug("Cann't open the file!\n");
exit(0);
}
// Set the file pointer from the beginning
fseek(fp, 0, SEEK_SET);
fread(&bmpFileHeader, sizeof(BMPFILEHEADER), 1, fp); //sizeof(BMPFILEHEADER) must be 14
fread(&bmpInfoHeader, sizeof(BMPINFOHEADER), 1, fp); //sizeof(BMPFILEHEADER) must be 50
printf("pixel = %d * %d\r\n", bmpInfoHeader.biWidth, bmpInfoHeader.biHeight);
UDOUBLE Image_Byte = bmpInfoHeader.biWidth * bmpInfoHeader.biHeight * 3;
UBYTE Image[Image_Byte];
memset(Image, 0xFF, Image_Byte);
// Determine if it is a monochrome bitmap
int readbyte = bmpInfoHeader.biBitCount;
if(readbyte != 24){
Debug("Bmp image is not 24 bitmap!\n");
exit(0);
}
// Read image data into the cache
UWORD x, y;
UBYTE Rdata[3];
fseek(fp, bmpFileHeader.bOffset, SEEK_SET);
for(y = 0; y < bmpInfoHeader.biHeight; y++) {//Total display column
for(x = 0; x < bmpInfoHeader.biWidth ; x++) {//Show a line in the line
if(fread((char *)Rdata, 1, 1, fp) != 1) {
perror("get bmpdata:\r\n");
break;
}
if(fread((char *)Rdata+1, 1, 1, fp) != 1) {
perror("get bmpdata:\r\n");
break;
}
if(fread((char *)Rdata+2, 1, 1, fp) != 1) {
perror("get bmpdata:\r\n");
break;
}
if(Rdata[0] < 128 && Rdata[1] < 128 && Rdata[2] < 128){
Image[x+(y* bmpInfoHeader.biWidth )] = 0;//Black
}else if(Rdata[0] > 127 && Rdata[1] > 127 && Rdata[2] > 127){
Image[x+(y* bmpInfoHeader.biWidth )] = 1;//White
}else if(Rdata[0] < 128 && Rdata[1] > 127 && Rdata[2] > 127){
Image[x+(y* bmpInfoHeader.biWidth )] = 2;//Yellow
}else if(Rdata[0] < 128 && Rdata[1] < 128 && Rdata[2] > 127){
Image[x+(y* bmpInfoHeader.biWidth )] = 3;//Red
}
}
}
fclose(fp);
// Refresh the image to the display buffer based on the displayed orientation
for(y = 0; y < bmpInfoHeader.biHeight; y++) {
for(x = 0; x < bmpInfoHeader.biWidth; x++) {
if(x > Paint.Width || y > Paint.Height) {
break;
}
Paint_SetPixel(Xstart + x, Ystart + y, Image[bmpInfoHeader.biHeight * bmpInfoHeader.biWidth - 1 -(bmpInfoHeader.biWidth-x-1+(y* bmpInfoHeader.biWidth))]);
}
}
return 0;
}