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Code Issues Releases Wiki Activity

Improve reliability of Nextion TFT uploads (Arduino) (#5683)

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Co-authored-by: Keith Burzinski <kbx81x@gmail.com>
This commit is contained in:
Edward Firmo
2023-11-28 06:25:20 +01:00
committed by GitHub
parent ad5f6b5687
commit 3940c6ac4e
1 changed files with 39 additions and 22 deletions
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61
esphome/components/nextion/nextion_upload_arduino.cpp
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@@ -41,7 +41,7 @@ int Nextion::upload_by_chunks_(HTTPClient *http, int range_start) {
#if USE_ARDUINO_VERSION_CODE >= VERSION_CODE(2, 6, 0)
http->setRedirectLimit(3);
#endif
#endif
#endif // USE_ESP8266
char range_header[64];
sprintf(range_header, "bytes=%d-%d", range_start, range_end);
@@ -62,6 +62,7 @@ int Nextion::upload_by_chunks_(HTTPClient *http, int range_start) {
++tries;
if (!begin_status) {
ESP_LOGD(TAG, "upload_by_chunks_: connection failed");
delay(500); // NOLINT
continue;
}
@@ -84,10 +85,10 @@ int Nextion::upload_by_chunks_(HTTPClient *http, int range_start) {
std::string recv_string;
size_t size = 0;
int sent = 0;
int fetched = 0;
int range = range_end - range_start;
while (sent < range) {
while (fetched < range) {
size = http->getStreamPtr()->available();
if (!size) {
App.feed_wdt();
@@ -95,28 +96,38 @@ int Nextion::upload_by_chunks_(HTTPClient *http, int range_start) {
continue;
}
int c = http->getStreamPtr()->readBytes(
&this->transfer_buffer_[sent], ((size > this->transfer_buffer_size_) ? this->transfer_buffer_size_ : size));
sent += c;
&this->transfer_buffer_[fetched], ((size > this->transfer_buffer_size_) ? this->transfer_buffer_size_ : size));
fetched += c;
}
http->end();
ESP_LOGN(TAG, "this->content_length_ %d sent %d", this->content_length_, sent);
ESP_LOGN(TAG, "Fetched %d of %d bytes", fetched, this->content_length_);
// upload fetched segments to the display in 4KB chunks
int write_len;
for (int i = 0; i < range; i += 4096) {
this->write_array(&this->transfer_buffer_[i], 4096);
this->content_length_ -= 4096;
ESP_LOGN(TAG, "this->content_length_ %d range %d range_end %d range_start %d", this->content_length_, range,
range_end, range_start);
App.feed_wdt();
write_len = this->content_length_ < 4096 ? this->content_length_ : 4096;
this->write_array(&this->transfer_buffer_[i], write_len);
this->content_length_ -= write_len;
ESP_LOGD(TAG, "Uploaded %0.2f %%; %d bytes remaining",
100.0 * (this->tft_size_ - this->content_length_) / this->tft_size_, this->content_length_);
if (!this->upload_first_chunk_sent_) {
this->upload_first_chunk_sent_ = true;
delay(500); // NOLINT
App.feed_wdt();
}
this->recv_ret_string_(recv_string, 2048, true);
if (recv_string[0] == 0x08) {
this->recv_ret_string_(recv_string, 4096, true);
if (recv_string[0] != 0x05) { // 0x05 == "ok"
ESP_LOGD(TAG, "recv_string [%s]",
format_hex_pretty(reinterpret_cast<const uint8_t *>(recv_string.data()), recv_string.size()).c_str());
}
// handle partial upload request
if (recv_string[0] == 0x08 && recv_string.size() == 5) {
uint32_t result = 0;
for (int i = 0; i < 4; ++i) {
result += static_cast<uint8_t>(recv_string[i + 1]) << (8 * i);
for (int j = 0; j < 4; ++j) {
result += static_cast<uint8_t>(recv_string[j + 1]) << (8 * j);
}
if (result > 0) {
ESP_LOGD(TAG, "Nextion reported new range %d", result);
@@ -126,10 +137,14 @@ int Nextion::upload_by_chunks_(HTTPClient *http, int range_start) {
}
recv_string.clear();
}
return range_end + 1;
}
bool Nextion::upload_tft() {
ESP_LOGD(TAG, "Nextion TFT upload requested");
ESP_LOGD(TAG, "URL: %s", this->tft_url_.c_str());
if (this->is_updating_) {
ESP_LOGD(TAG, "Currently updating");
return false;
@@ -162,7 +177,7 @@ bool Nextion::upload_tft() {
if (!begin_status) {
this->is_updating_ = false;
ESP_LOGD(TAG, "connection failed");
ESP_LOGD(TAG, "Connection failed");
ExternalRAMAllocator<uint8_t> allocator(ExternalRAMAllocator<uint8_t>::ALLOW_FAILURE);
allocator.deallocate(this->transfer_buffer_, this->transfer_buffer_size_);
return false;
@@ -237,7 +252,9 @@ bool Nextion::upload_tft() {
this->recv_ret_string_(response, 2000, true); // This can take some time to return
// The Nextion display will, if it's ready to accept data, send a 0x05 byte.
ESP_LOGD(TAG, "Upgrade response is %s %zu", response.c_str(), response.length());
ESP_LOGD(TAG, "Upgrade response is [%s] - %zu bytes",
format_hex_pretty(reinterpret_cast<const uint8_t *>(response.data()), response.size()).c_str(),
response.length());
for (size_t i = 0; i < response.length(); i++) {
ESP_LOGD(TAG, "Available %d : 0x%02X", i, response[i]);
@@ -256,17 +273,17 @@ bool Nextion::upload_tft() {
if (heap_caps_get_free_size(MALLOC_CAP_SPIRAM) > 0) {
chunk_size = this->content_length_;
} else {
if (ESP.getFreeHeap() > 40960) { // 32K to keep on hand
int chunk = int((ESP.getFreeHeap() - 32768) / 4096);
chunk_size = chunk * 4096;
if (ESP.getFreeHeap() > 81920) { // Ensure some FreeHeap to other things and limit chunk size
chunk_size = ESP.getFreeHeap() - 65536;
chunk_size = int(chunk_size / 4096) * 4096;
chunk_size = chunk_size > 65536 ? 65536 : chunk_size;
} else if (ESP.getFreeHeap() < 10240) {
} else if (ESP.getFreeHeap() < 32768) {
chunk_size = 4096;
}
}
#else
// NOLINTNEXTLINE(readability-static-accessed-through-instance)
uint32_t chunk_size = ESP.getFreeHeap() < 10240 ? 4096 : 8192;
uint32_t chunk_size = ESP.getFreeHeap() < 16384 ? 4096 : 8192;
#endif
if (this->transfer_buffer_ == nullptr) {