mirror of
https://github.com/HASwitchPlate/openHASP.git
synced 2025-07-27 13:16:45 +00:00
Improve screenshot functions
This commit is contained in:
fvanroie
parent
ccb21fe0a1
commit
ebc12fc14a
221
src/hasp_gui.cpp
221
src/hasp_gui.cpp
@ -87,84 +87,105 @@ static bool guiCheckSleep()
|
|||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
static void gui_take_screenshot(lv_disp_drv_t * disp, const lv_area_t * area, lv_color_t * color_p)
|
// static void gui_take_screenshot(lv_disp_drv_t * disp, const lv_area_t * area, lv_color_t * color_p)
|
||||||
|
// {
|
||||||
|
// uint i = 0;
|
||||||
|
// uint16_t c;
|
||||||
|
// uint8_t pixel[1024];
|
||||||
|
|
||||||
|
// for(int y = area->y1; y <= area->y2; y++) {
|
||||||
|
// for(int x = area->x1; x <= area->x2; x++) {
|
||||||
|
// /* Function for converting LittlevGL pixel format to RGB888 */
|
||||||
|
// // data = DISP_IMPL_lvgl_formatPixel(*color_p);
|
||||||
|
|
||||||
|
// // Complex 32 bpp
|
||||||
|
// /* pixel[i++] = (LV_COLOR_GET_B(*color_p) * 263 + 7) >> 5;
|
||||||
|
// pixel[i++] = (LV_COLOR_GET_G(*color_p) * 259 + 3) >> 6;
|
||||||
|
// pixel[i++] = (LV_COLOR_GET_R(*color_p) * 263 + 7) >> 5;
|
||||||
|
// pixel[i++] = 0xFF;*/
|
||||||
|
|
||||||
|
// // Simple 32 bpp
|
||||||
|
// // pixel[i++] = (LV_COLOR_GET_B(*color_p) << 3);
|
||||||
|
// // pixel[i++] = (LV_COLOR_GET_G(*color_p) << 2);
|
||||||
|
// // pixel[i++] = (LV_COLOR_GET_R(*color_p) << 3);
|
||||||
|
// // pixel[i++] = 0xFF;
|
||||||
|
|
||||||
|
// c = color_p->full;
|
||||||
|
|
||||||
|
// // Simple 16 bpp
|
||||||
|
// pixel[i++] = c & 0xFF;
|
||||||
|
// pixel[i++] = (c >> 8) & 0xFF;
|
||||||
|
|
||||||
|
// color_p++;
|
||||||
|
|
||||||
|
// if(i + 4 >= sizeof(pixel)) {
|
||||||
|
// switch(guiSnapshot) {
|
||||||
|
// case 1:
|
||||||
|
// // Save to local file
|
||||||
|
// pFileOut.write(pixel, i);
|
||||||
|
// break;
|
||||||
|
// case 2:
|
||||||
|
// // Send to remote client
|
||||||
|
// if(webClient->client().write(pixel, i) != i) {
|
||||||
|
// Log.warning(F("GUI: Pixelbuffer not completely sent"));
|
||||||
|
// lv_disp_flush_ready(disp); /* tell lvgl that flushing is done */
|
||||||
|
// return;
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
// i = 0;
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
|
||||||
|
// if(i > 0) {
|
||||||
|
// switch(guiSnapshot) {
|
||||||
|
// case 1:
|
||||||
|
// // Save to local file
|
||||||
|
// pFileOut.write(pixel, i);
|
||||||
|
// break;
|
||||||
|
// case 2:
|
||||||
|
// // Send to remote client
|
||||||
|
// if(webClient->client().write(pixel, i) != i) {
|
||||||
|
// Log.warning(F("GUI: Pixelbuffer not completely sent"));
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
// }
|
||||||
|
|
||||||
|
/* Flush VDB bytes to a stream */
|
||||||
|
static void gui_take_screenshot(uint8_t * data_p, size_t len)
|
||||||
{
|
{
|
||||||
uint i = 0;
|
size_t res = 0;
|
||||||
uint16_t c;
|
switch(guiSnapshot) {
|
||||||
uint8_t pixel[1024];
|
case 1:
|
||||||
|
res = pFileOut.write(data_p, len);
|
||||||
for(int y = area->y1; y <= area->y2; y++) {
|
break;
|
||||||
for(int x = area->x1; x <= area->x2; x++) {
|
case 2:
|
||||||
/* Function for converting LittlevGL pixel format to RGB888 */
|
len = webClient->client().write(data_p, len);
|
||||||
// data = DISP_IMPL_lvgl_formatPixel(*color_p);
|
break;
|
||||||
|
default:
|
||||||
// Complex 32 bpp
|
res = 0; // nothing to do
|
||||||
/* pixel[i++] = (LV_COLOR_GET_B(*color_p) * 263 + 7) >> 5;
|
|
||||||
pixel[i++] = (LV_COLOR_GET_G(*color_p) * 259 + 3) >> 6;
|
|
||||||
pixel[i++] = (LV_COLOR_GET_R(*color_p) * 263 + 7) >> 5;
|
|
||||||
pixel[i++] = 0xFF;*/
|
|
||||||
|
|
||||||
// Simple 32 bpp
|
|
||||||
// pixel[i++] = (LV_COLOR_GET_B(*color_p) << 3);
|
|
||||||
// pixel[i++] = (LV_COLOR_GET_G(*color_p) << 2);
|
|
||||||
// pixel[i++] = (LV_COLOR_GET_R(*color_p) << 3);
|
|
||||||
// pixel[i++] = 0xFF;
|
|
||||||
|
|
||||||
c = color_p->full;
|
|
||||||
|
|
||||||
// Simple 16 bpp
|
|
||||||
pixel[i++] = c & 0xFF;
|
|
||||||
pixel[i++] = (c >> 8) & 0xFF;
|
|
||||||
|
|
||||||
color_p++;
|
|
||||||
|
|
||||||
if(i + 4 >= sizeof(pixel)) {
|
|
||||||
switch(guiSnapshot) {
|
|
||||||
case 1:
|
|
||||||
// Save to local file
|
|
||||||
pFileOut.write(pixel, i);
|
|
||||||
break;
|
|
||||||
case 2:
|
|
||||||
// Send to remote client
|
|
||||||
if(webClient->client().write(pixel, i) != i) {
|
|
||||||
Log.warning(F("GUI: Pixelbuffer not completely sent"));
|
|
||||||
lv_disp_flush_ready(disp); /* tell lvgl that flushing is done */
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
i = 0;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
if(res != len) {
|
||||||
if(i > 0) {
|
Log.warning(F("GUI: Pixelbuffer not completely sent"));
|
||||||
switch(guiSnapshot) {
|
|
||||||
case 1:
|
|
||||||
// Save to local file
|
|
||||||
pFileOut.write(pixel, i);
|
|
||||||
break;
|
|
||||||
case 2:
|
|
||||||
// Send to remote client
|
|
||||||
if(webClient->client().write(pixel, i) != i) {
|
|
||||||
Log.warning(F("GUI: Pixelbuffer not completely sent"));
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Experimetnal Display flushing */
|
/* Experimetnal Display flushing */
|
||||||
static void IRAM_ATTR tft_espi_flush(lv_disp_drv_t * disp, const lv_area_t * area, lv_color_t * color_p)
|
static void IRAM_ATTR tft_espi_flush(lv_disp_drv_t * disp, const lv_area_t * area, lv_color_t * color_p)
|
||||||
{
|
{
|
||||||
|
size_t len = (area->x2 - area->x1 + 1) * (area->y2 - area->y1 + 1); /* Number of pixels */
|
||||||
|
|
||||||
/* Update TFT */
|
/* Update TFT */
|
||||||
tft.startWrite(); /* Start new TFT transaction */
|
tft.startWrite(); /* Start new TFT transaction */
|
||||||
tft.setWindow(area->x1, area->y1, area->x2, area->y2); /* set the working window */
|
tft.setWindow(area->x1, area->y1, area->x2, area->y2); /* set the working window */
|
||||||
tft.setSwapBytes(true); // endianess
|
tft.setSwapBytes(true); /* set endianess */
|
||||||
tft.pushPixels((uint16_t *)color_p, (area->x2 - area->x1 + 1) * (area->y2 - area->y1 + 1));
|
tft.pushPixels((uint16_t *)color_p, len); /* Write words at once */
|
||||||
tft.endWrite(); /* terminate TFT transaction */
|
tft.endWrite(); /* terminate TFT transaction */
|
||||||
|
|
||||||
/* Send Screenshot data */
|
/* Send Screenshot data */
|
||||||
if(guiSnapshot != 0) {
|
if(guiSnapshot != 0) {
|
||||||
gui_take_screenshot(disp, area, color_p);
|
gui_take_screenshot((uint8_t *)color_p, len * sizeof(lv_color_t)); /* Number of bytes */
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Tell lvgl that flushing is done */
|
/* Tell lvgl that flushing is done */
|
||||||
@ -607,75 +628,57 @@ bool guiSetConfig(const JsonObject & settings)
|
|||||||
return changed;
|
return changed;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
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.
|
/** Send Bitmap Header.
|
||||||
*
|
*
|
||||||
* Sends a header in BMP format for the size of the screen.
|
* Sends a header in BMP format for the size of the screen.
|
||||||
*
|
*
|
||||||
* @note: data pixel should be formated to uint32_t RGBA. Imagemagick requirements.
|
* @note: send header before refreshing the whole screen
|
||||||
*
|
*
|
||||||
**/
|
**/
|
||||||
void guiSendBmpHeader()
|
static void guiSendBmpHeader()
|
||||||
{
|
{
|
||||||
uint8_t buffer[128];
|
uint8_t buffer[128];
|
||||||
memset(buffer, 0, sizeof(buffer));
|
memset(buffer, 0, sizeof(buffer));
|
||||||
|
int32_t res;
|
||||||
|
|
||||||
lv_disp_t * disp = lv_disp_get_default();
|
lv_disp_t * disp = lv_disp_get_default();
|
||||||
buffer[0] = 0x42;
|
buffer[0] = 0x42; // B
|
||||||
buffer[1] = 0x4D;
|
buffer[1] = 0x4D; // M
|
||||||
|
|
||||||
buffer[10 + 0] = 122; // full header size
|
buffer[10 + 0] = 122; // full header size
|
||||||
buffer[14 + 0] = 122 - 14; // dib header size
|
buffer[14 + 0] = 122 - 14; // dib header size
|
||||||
buffer[26 + 0] = 1; // number of color planes
|
buffer[26 + 0] = 1; // number of color planes
|
||||||
buffer[28 + 0] = 16; // 24; // bbp
|
buffer[28 + 0] = 16; // or 24, bbp
|
||||||
buffer[30 + 0] = 3; // compression, 0 = RGB / 3 = RGBA
|
buffer[30 + 0] = 3; // compression, 0 = RGB / 3 = RGBA
|
||||||
|
|
||||||
// file size
|
// file size
|
||||||
int32_t res = 122 + disp->driver.hor_res * disp->driver.ver_res * buffer[28] / 8;
|
guiSetBmpHeader(&buffer[2], 122 + disp->driver.hor_res * disp->driver.ver_res * buffer[28] / 8);
|
||||||
buffer[2 + 3] = (res >> 24) & 0xFF;
|
|
||||||
buffer[2 + 2] = (res >> 16) & 0xFF;
|
|
||||||
buffer[2 + 1] = (res >> 8) & 0xFF;
|
|
||||||
buffer[2 + 0] = res & 0xFF;
|
|
||||||
|
|
||||||
// horizontal resolution
|
// horizontal resolution
|
||||||
res = disp->driver.hor_res;
|
guiSetBmpHeader(&buffer[18], disp->driver.hor_res);
|
||||||
buffer[18 + 3] = (res >> 24) & 0xFF;
|
|
||||||
buffer[18 + 2] = (res >> 16) & 0xFF;
|
|
||||||
buffer[18 + 1] = (res >> 8) & 0xFF;
|
|
||||||
buffer[18 + 0] = res & 0xFF;
|
|
||||||
|
|
||||||
// vertical resolution
|
// vertical resolution
|
||||||
res = -disp->driver.ver_res; // top down lines
|
guiSetBmpHeader(&buffer[22], -disp->driver.ver_res);
|
||||||
buffer[22 + 3] = (res >> 24) & 0xFF;
|
// bitmap size
|
||||||
buffer[22 + 2] = (res >> 16) & 0xFF;
|
guiSetBmpHeader(&buffer[34], disp->driver.hor_res * disp->driver.ver_res * buffer[28 + 0] / 8);
|
||||||
buffer[22 + 1] = (res >> 8) & 0xFF;
|
// horizontal pixels per meter
|
||||||
buffer[22 + 0] = res & 0xFF;
|
guiSetBmpHeader(&buffer[38], 2836);
|
||||||
|
// vertical pixels per meter
|
||||||
// bitmp size
|
guiSetBmpHeader(&buffer[42], 2836);
|
||||||
res = disp->driver.hor_res * disp->driver.ver_res * buffer[28 + 0] / 8; //* 2;
|
|
||||||
buffer[34 + 3] = (res >> 24) & 0xFF;
|
|
||||||
buffer[34 + 2] = (res >> 16) & 0xFF;
|
|
||||||
buffer[34 + 1] = (res >> 8) & 0xFF;
|
|
||||||
buffer[34 + 0] = res & 0xFF;
|
|
||||||
|
|
||||||
res = 2836;
|
|
||||||
buffer[38 + 3] = (res >> 24) & 0xFF;
|
|
||||||
buffer[38 + 2] = (res >> 16) & 0xFF;
|
|
||||||
buffer[38 + 1] = (res >> 8) & 0xFF;
|
|
||||||
buffer[38 + 0] = res & 0xFF;
|
|
||||||
buffer[42 + 3] = (res >> 24) & 0xFF;
|
|
||||||
buffer[42 + 2] = (res >> 16) & 0xFF;
|
|
||||||
buffer[42 + 1] = (res >> 8) & 0xFF;
|
|
||||||
buffer[42 + 0] = res & 0xFF;
|
|
||||||
|
|
||||||
// R: 1111 1000 | 0000 0000
|
// R: 1111 1000 | 0000 0000
|
||||||
buffer[54 + 1] = 0xF8;
|
guiSetBmpHeader(&buffer[54], 0xF800); // Red bitmask
|
||||||
// G: 0000 0111 | 1110 0000
|
// G: 0000 0111 | 1110 0000
|
||||||
buffer[58 + 0] = 0xE0;
|
guiSetBmpHeader(&buffer[58], 0x07E0); // Green bitmask
|
||||||
buffer[58 + 1] = 0x07;
|
|
||||||
// B: 0000 0000 | 0001 1111
|
// B: 0000 0000 | 0001 1111
|
||||||
buffer[62 + 0] = 0x1F;
|
guiSetBmpHeader(&buffer[62], 0x001F); // Blue bitmask
|
||||||
// A: 0000 0000 | 0000 0000
|
// A: 0000 0000 | 0000 0000
|
||||||
// buffer[66 + 0] = 0x00;
|
guiSetBmpHeader(&buffer[66], 0x0000); // No Aplpha Mask
|
||||||
|
|
||||||
// "Win
|
// "Win
|
||||||
buffer[70 + 3] = 0x57;
|
buffer[70 + 3] = 0x57;
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user