jeans/openHASP
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Merge branch 'master' of https://github.com/HASwitchPlate/openHASP into master

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This commit is contained in:
arovak 2022-06-26 21:19:26 +02:00
commit 82ec8f8b4b
1 changed files with 10 additions and 15 deletions
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25
src/hasp_gui.cpp
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@ -572,14 +572,6 @@ bool guiSetConfig(const JsonObject& settings)
/* **************************** SCREENSHOTS ************************************** */
#if HASP_USE_SPIFFS > 0 || HASP_USE_LITTLEFS > 0 || HASP_USE_HTTP > 0
static void guiSetBmpHeader(uint8_t* buffer_p, int32_t data)
{
*buffer_p++ = data & 0xFF;
*buffer_p++ = (data >> 8) & 0xFF;
*buffer_p++ = (data >> 16) & 0xFF;
*buffer_p++ = (data >> 24) & 0xFF;
}
/** Send Bitmap Header.
*
* Sends a header in BMP format for the size of the screen.
@ -597,11 +589,13 @@ static void gui_get_bitmap_header(uint8_t* buffer, size_t bufsize)
memcpy(buffer, bm, strlen(bm));
buffer += strlen(bm);
// Bitmap file header
bmp_header_t* bmp = (bmp_header_t*)buffer;
bmp->bfSize = (uint32_t)(width * height * LV_COLOR_DEPTH / 8);
bmp->bfReserved = 0;
bmp->bfOffBits = 66;
bmp->bfOffBits = bufsize;
// Bitmap information header
bmp->biSize = 40;
bmp->biWidth = width;
bmp->biHeight = -height;
@ -611,9 +605,10 @@ static void gui_get_bitmap_header(uint8_t* buffer, size_t bufsize)
bmp->biSizeImage = bmp->bfSize;
bmp->biXPelsPerMeter = 2836;
bmp->biYPelsPerMeter = 2836;
bmp->biClrUsed = 0;
bmp->biClrUsed = 0; // zero defaults to 2^n
bmp->biClrImportant = 0;
// BI_BITFIELDS
bmp->bdMask[0] = 0xF800; // Red bitmask : 1111 1000 | 0000 0000
bmp->bdMask[1] = 0x07E0; // Green bitmask: 0000 0111 | 1110 0000
bmp->bdMask[2] = 0x001F; // Blue bitmask : 0000 0000 | 0001 1111
@ -650,14 +645,14 @@ static void gui_screenshot_to_file(lv_disp_drv_t* disp, const lv_area_t* area, l
**/
void guiTakeScreenshot(const char* pFileName)
{
uint8_t buffer[128];
uint8_t buffer[sizeof(bmp_header_t) + 2];
gui_get_bitmap_header(buffer, sizeof(buffer));
pFileOut = HASP_FS.open(pFileName, "w");
if(pFileOut) {
size_t len = pFileOut.write(buffer, 66);
if(len == 66) {
size_t len = pFileOut.write(buffer, sizeof(buffer));
if(len == sizeof(buffer)) {
LOG_VERBOSE(TAG_GUI, F("Bitmap header written"));
/* Refresh screen to screenshot callback */
@ -706,10 +701,10 @@ static void gui_screenshot_to_http(lv_disp_drv_t* disp, const lv_area_t* area, l
**/
void guiTakeScreenshot()
{
uint8_t buffer[128];
uint8_t buffer[sizeof(bmp_header_t) + 2];
gui_get_bitmap_header(buffer, sizeof(buffer));
if(httpClientWrite(buffer, 66) == 66) { // 122
if(httpClientWrite(buffer, sizeof(buffer)) == sizeof(buffer)) {
LOG_VERBOSE(TAG_GUI, F("Bitmap header sent"));
/* Refresh screen to screenshot callback */