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Fix #2725

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Bug: pushPixels will swap bytes, so bytes got swapped twice.
This commit is contained in:
Bodmer 2023-07-03 19:44:07 +01:00
parent 6342bfc833
commit 52384e420a
1 changed files with 9 additions and 0 deletions
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9
Processors/TFT_eSPI_ESP32_S3.c
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@ -644,10 +644,13 @@ void TFT_eSPI::pushPixelsDMA(uint16_t* image, uint32_t len)
// small transfers are performed using a blocking call until DMA capacity is reached.
// User sketch can prevent blocking by managing pixel count and splitting into blocks
// of 32768 pixels maximum. (equivalent to an area of ~320 x 100 pixels)
bool temp = _swapBytes;
_swapBytes = false;
while(len>0x4000) { // Transfer 16 bit pixels in blocks if len*2 over 65536 bytes
pushPixels(image, 0x400);
len -= 0x400; image+= 0x400; // Arbitrarily send 1K pixel blocks (2Kbytes)
}
_swapBytes = temp;
esp_err_t ret;
static spi_transaction_t trans;
@ -685,10 +688,13 @@ void TFT_eSPI::pushImageDMA(int32_t x, int32_t y, int32_t w, int32_t h, uint16_t
// small transfers are performed using a blocking call until DMA capacity is reached.
// User sketch can prevent blocking by managing pixel count and splitting into blocks
// of 32768 pixels maximum. (equivalent to an area of ~320 x 100 pixels)
bool temp = _swapBytes;
_swapBytes = false;
while(len>0x4000) { // Transfer 16 bit pixels in blocks if len*2 over 65536 bytes
pushPixels(buffer, 0x400);
len -= 0x400; buffer+= 0x400; // Arbitrarily send 1K pixel blocks (2Kbytes)
}
_swapBytes = temp;
esp_err_t ret;
static spi_transaction_t trans;
@ -770,10 +776,13 @@ void TFT_eSPI::pushImageDMA(int32_t x, int32_t y, int32_t w, int32_t h, uint16_t
// small transfers are performed using a blocking call until DMA capacity is reached.
// User sketch can prevent blocking by managing pixel count and splitting into blocks
// of 32768 pixels maximum. (equivalent to an area of ~320 x 100 pixels)
bool temp = _swapBytes;
_swapBytes = false;
while(len>0x4000) { // Transfer 16 bit pixels in blocks if len*2 over 65536 bytes
pushPixels(buffer, 0x400);
len -= 0x400; buffer+= 0x400; // Arbitrarily send 1K pixel blocks (2Kbytes)
}
_swapBytes = temp;
esp_err_t ret;
static spi_transaction_t trans;