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HDMI CEC synchronously sends messages (#21270)

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s-hadinger 2024-04-24 20:06:13 +02:00 committed by GitHub
parent 91dd120aa9
commit 582ca598f0
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2 changed files with 37 additions and 11 deletions
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1
CHANGELOG.md
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@ -15,6 +15,7 @@ All notable changes to this project will be documented in this file.
### Changed
- uDisplay fast drawing on RGB displays
- HDMI CEC synchronously sends messages
### Fixed
- HASPmota `align` attribute and expand PNG cache

47
tasmota/tasmota_xdrv_driver/xdrv_70_1_hdmi_cec.ino
View File

@ -43,7 +43,9 @@ void HDMI_OnReady(class CEC_Device* self, int logical_address) {
void HDMI_OnReceive(class CEC_Device *self, int32_t from, int32_t to, uint8_t* buf, size_t len, bool ack)
{
AddLog(LOG_LEVEL_DEBUG, "CEC: Packet received: (%1X->%1X) %1X%1X%*_H %s", from, to, from, to, len, buf, ack ? PSTR("ACK") : PSTR("NAK"));
if (HighestLogLevel() >= LOG_LEVEL_DEBUG) {
AddLog(LOG_LEVEL_DEBUG, "CEC: Packet received: (%1X->%1X) %1X%1X%*_H %s", from, to, from, to, len, buf, ack ? PSTR("ACK") : PSTR("NAK"));
}
Response_P(PSTR("{\"HdmiReceived\":{\"From\":%i,\"To\":%i,\"Data\":\"%*_H\"}}"), from, to, len, buf);
if (to == self->getLogicalAddress() || to == 0x0F) {
@ -55,7 +57,9 @@ void HDMI_OnReceive(class CEC_Device *self, int32_t from, int32_t to, uint8_t* b
void HDMI_OnTransmit(class CEC_Device *self, uint8_t* buf, size_t len, bool ack)
{
// This is called after a frame is transmitted.
AddLog(LOG_LEVEL_DEBUG, "CEC: Packet sent: %*_H %s", len, buf, ack ? PSTR("ACK") : PSTR("NAK"));
if (HighestLogLevel() >= LOG_LEVEL_DEBUG) {
AddLog(LOG_LEVEL_DEBUG, "CEC: Packet sent: %*_H %s", len, buf, ack ? PSTR("ACK") : PSTR("NAK"));
}
}
// singleton for HDMI CEC object, could be expanded if we manage multiple HDMI in parallel
@ -110,8 +114,13 @@ void CmndHDMISendRaw(void) {
RemoveSpace(XdrvMailbox.data);
SBuffer buf = SBuffer::SBufferFromHex(XdrvMailbox.data, strlen(XdrvMailbox.data));
if (buf.len() > 0 && buf.len() < 16) {
HDMI_CEC_device->transmitRaw(buf.buf(), buf.len());
ResponseCmndDone();
bool success = HDMI_CEC_device->transmitRaw(buf.buf(), buf.len());
if (success) {
HDMI_CEC_device->run();
ResponseCmndDone();
} else {
ResponseCmndChar_P(PSTR("Sending failed"));
}
} else {
ResponseCmndChar_P(PSTR("Buffer too large"));
}
@ -155,8 +164,13 @@ void CmndHDMISend(void) {
const char * payload = root.getStr(PSTR("Data"));
SBuffer buf = SBuffer::SBufferFromHex(payload, strlen(payload));
if (buf.len() > 0 && buf.len() < 15) {
HDMI_CEC_device->transmitFrame(to, buf.buf(), buf.len());
ResponseCmndDone();
bool success = HDMI_CEC_device->transmitFrame(to, buf.buf(), buf.len());
if (success) {
HDMI_CEC_device->run();
ResponseCmndDone();
} else {
ResponseCmndChar_P(PSTR("Sending failed"));
}
} else {
if (buf.len() == 0) {
ResponseCmndChar_P(PSTR("Buffer empty"));
@ -168,8 +182,13 @@ void CmndHDMISend(void) {
// Hex
SBuffer buf = SBuffer::SBufferFromHex(XdrvMailbox.data, strlen(XdrvMailbox.data));
if (buf.len() > 0 && buf.len() < 15) {
HDMI_CEC_device->transmitFrame(0, buf.buf(), buf.len());
ResponseCmndDone();
bool success = HDMI_CEC_device->transmitFrame(0, buf.buf(), buf.len());
if (success) {
HDMI_CEC_device->run();
ResponseCmndDone();
} else {
ResponseCmndChar_P(PSTR("Sending failed"));
}
} else {
if (buf.len() == 0) {
ResponseCmndChar_P(PSTR("Buffer empty"));
@ -239,7 +258,9 @@ bool ReadEdid256(uint8_t *buf) {
// Return 0x0000 if not found
uint16_t HDMIGetPhysicalAddress(void) {
uint8_t buf[256] = {0};
AddLog(LOG_LEVEL_DEBUG, PSTR("CEC: trying to read physical address"));
if (HighestLogLevel() >= LOG_LEVEL_DEBUG) {
AddLog(LOG_LEVEL_DEBUG, PSTR("CEC: trying to read physical address"));
}
if (ReadEdid256(buf)) { return 0x0000; } // unable to get an address
uint8_t edid_extensions = buf[126];
@ -269,7 +290,9 @@ uint16_t HDMIGetPhysicalAddress(void) {
// 030C00 for "HDMI Licensing, LLC"
if (buf[idx+1] == 0x03 && buf[idx+2] == 0x0C && buf[idx+3] == 0x00) {
uint16_t addr = (buf[idx+4] << 8) | buf[idx+5];
AddLog(LOG_LEVEL_DEBUG, "CEC: physical address found: 0x%04X", addr);
if (HighestLogLevel() >= LOG_LEVEL_DEBUG) {
AddLog(LOG_LEVEL_DEBUG, "CEC: physical address found: 0x%04X", addr);
}
return addr;
}
}
@ -277,7 +300,9 @@ uint16_t HDMIGetPhysicalAddress(void) {
idx += 1 + number_of_bytes;
}
AddLog(LOG_LEVEL_DEBUG, "CEC: physical address not found");
if (HighestLogLevel() >= LOG_LEVEL_DEBUG) {
AddLog(LOG_LEVEL_DEBUG, "CEC: physical address not found");
}
return 0x0000; // TODO
}