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libarmbox: hmdi_cec emit received keys, report power status

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Origin commit data
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Branch: master
Commit: 4bf182cb85
Author: TangoCash <eric@loxat.de>
Date: 2018-10-09 (Tue, 09 Oct 2018)


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This commit was generated by Migit
This commit is contained in:
TangoCash
2018-10-09 22:11:01 +02:00
committed by max_10
parent 1e4089ddfe
commit 54cde341e6
3 changed files with 180 additions and 39 deletions
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115
libarmbox/hdmi_cec.cpp
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@@ -59,6 +59,7 @@
})
#define CEC_DEVICE "/dev/cec0"
#define RC_DEVICE "/dev/input/event1"
hdmi_cec * hdmi_cec::hdmi_cec_instance = NULL;
@@ -67,7 +68,7 @@ hdmi_cec * CEC = hdmi_cec::getInstance();
hdmi_cec::hdmi_cec()
{
standby_cec_activ = autoview_cec_activ = false;
standby_cec_activ = autoview_cec_activ = standby = false;
hdmiFd = -1;
}
@@ -246,7 +247,8 @@ void hdmi_cec::GetCECAddressInfo()
void hdmi_cec::ReportPhysicalAddress()
{
struct cec_message txmessage;
txmessage.address = 0x0f; /* broadcast */
txmessage.initiator = logicalAddress;
txmessage.destination = CEC_LOG_ADDR_BROADCAST;
txmessage.data[0] = CEC_MSG_REPORT_PHYSICAL_ADDR;
txmessage.data[1] = physicalAddress[0];
txmessage.data[2] = physicalAddress[1];
@@ -264,9 +266,9 @@ void hdmi_cec::SendCECMessage(struct cec_message &txmessage)
{
sprintf(str+(i*6),"[0x%02X]", txmessage.data[i]);
}
lt_info("[CEC] send message '%s' (%s)\n", ToString((cec_opcode)txmessage.data[0]), str);
lt_info("[CEC] send message 0x%02X >> 0x%02X '%s' (%s)\n", txmessage.initiator, txmessage.destination, ToString((cec_opcode)txmessage.data[0]), str);
struct cec_msg msg;
cec_msg_init(&msg, logicalAddress, txmessage.address);
cec_msg_init(&msg, txmessage.initiator, txmessage.destination);
memcpy(&msg.msg[1], txmessage.data, txmessage.length);
msg.len = txmessage.length + 1;
ioctl(hdmiFd, CEC_TRANSMIT, &msg);
@@ -287,9 +289,12 @@ void hdmi_cec::SetCECState(bool state)
{
struct cec_message message;
standby = state;
if ((standby_cec_activ) && state)
{
message.address = CEC_OP_PRIM_DEVTYPE_TV;
message.initiator = logicalAddress;
message.destination = CEC_OP_PRIM_DEVTYPE_TV;
message.data[0] = CEC_MSG_STANDBY;
message.length = 1;
SendCECMessage(message);
@@ -297,12 +302,22 @@ void hdmi_cec::SetCECState(bool state)
if ((autoview_cec_activ) && !state)
{
message.address = CEC_OP_PRIM_DEVTYPE_TV;
message.initiator = logicalAddress;
message.destination = CEC_OP_PRIM_DEVTYPE_AUDIOSYSTEM;
message.data[0] = CEC_MSG_GIVE_SYSTEM_AUDIO_MODE_STATUS;
message.length = 1;
SendCECMessage(message);
usleep(10000);
message.initiator = logicalAddress;
message.destination = CEC_OP_PRIM_DEVTYPE_TV;
message.data[0] = CEC_MSG_IMAGE_VIEW_ON;
message.length = 1;
SendCECMessage(message);
usleep(10000);
message.address = 0x0f; /* broadcast */
message.initiator = logicalAddress;
message.destination = CEC_LOG_ADDR_BROADCAST;
message.data[0] = CEC_MSG_ACTIVE_SOURCE;
message.data[1] = physicalAddress[0];
message.data[2] = physicalAddress[1];
@@ -469,11 +484,15 @@ void hdmi_cec::Receive()
{
bool hasdata = false;
struct cec_message rxmessage;
struct cec_message txmessage;
struct cec_msg msg;
if (::ioctl(hdmiFd, CEC_RECEIVE, &msg) >= 0)
{
rxmessage.length = msg.len - 1;
rxmessage.initiator = cec_msg_initiator(&msg);
rxmessage.destination = cec_msg_destination(&msg);
rxmessage.opcode = cec_msg_opcode(&msg);
memcpy(&rxmessage.data, &msg.msg[1], rxmessage.length);
hasdata = true;
}
@@ -488,29 +507,91 @@ void hdmi_cec::Receive()
{
sprintf(str+(i*6),"[0x%02X]", rxmessage.data[i]);
}
lt_info("[CEC] received message '%s' (%s)\n", ToString((cec_opcode)rxmessage.data[0]), str);
lt_info("[CEC] received message 0x%02X << 0x%02X '%s' (%s)\n", rxmessage.destination, rxmessage.initiator, ToString((cec_opcode)rxmessage.opcode), str);
switch (rxmessage.data[0])
switch (rxmessage.opcode)
{
case CEC_MSG_DEVICE_VENDOR_ID:
case CEC_OPCODE_DEVICE_VENDOR_ID:
case CEC_OPCODE_VENDOR_COMMAND_WITH_ID:
{
uint64_t iVendorId = ((uint64_t)rxmessage.data[1] << 16) +
((uint64_t)rxmessage.data[2] << 8) +
(uint64_t)rxmessage.data[3];
lt_info("[CEC] decoded message '%s' (%s)\n", ToString((cec_opcode)rxmessage.data[0]), ToString((cec_vendor_id)iVendorId));
((uint64_t)rxmessage.data[2] << 8) +
(uint64_t)rxmessage.data[3];
lt_info("[CEC] decoded message '%s' (%s)\n", ToString((cec_opcode)rxmessage.opcode), ToString((cec_vendor_id)iVendorId));
break;
}
case CEC_MSG_USER_CONTROL_PRESSED: /* key pressed */
case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS:
{
txmessage.destination = rxmessage.initiator;
txmessage.initiator = rxmessage.destination;
txmessage.data[0] = GetResponseOpcode((cec_opcode)rxmessage.opcode);
txmessage.data[1] = standby ? CEC_POWER_STATUS_STANDBY : CEC_POWER_STATUS_ON;
txmessage.length = 2;
SendCECMessage(txmessage);
break;
}
case CEC_OPCODE_USER_CONTROL_PRESSED: /* key pressed */
keypressed = true;
pressedkey = rxmessage.data[1];
case CEC_MSG_USER_CONTROL_RELEASED: /* key released */
case CEC_OPCODE_USER_CONTROL_RELEASE: /* key released */
{
long code = translateKey(pressedkey);
if (keypressed)
code |= 0x80000000;
lt_info("[CEC] decoded key %s (%ld)\n",ToString((cec_user_control_code)pressedkey), code);
handleCode(code,keypressed);
break;
}
}
}
}
void hdmi_cec::handleCode(long code, bool keypressed)
{
int evd = open(RC_DEVICE, O_RDWR);
if (evd < 0)
{
perror("opening " RC_DEVICE " failed");
return;
}
if (keypressed)
{
if (rc_send(evd, code, KEY_PRESSED) < 0)
{
perror("writing 'KEY_PRESSED' event failed");
close(evd);
return;
}
rc_sync(evd);
}
else
{
if (rc_send(evd, code, KEY_RELEASED) < 0)
{
perror("writing 'KEY_RELEASED' event failed");
close(evd);
return;
}
rc_sync(evd);
}
close(evd);
}
int hdmi_cec::rc_send(int fd, unsigned int code, unsigned int value)
{
struct input_event ev;
ev.type = EV_KEY;
ev.code = code;
ev.value = value;
return write(fd, &ev, sizeof(ev));
}
void hdmi_cec::rc_sync(int fd)
{
struct input_event ev;
gettimeofday(&ev.time, NULL);
ev.type = EV_SYN;
ev.code = SYN_REPORT;
ev.value = 0;
write(fd, &ev, sizeof(ev));
}