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Leddevices source tree refactoring (#461)

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* rework structure of leddevice source tree

* fix data type vor v4l sig detection value in webui

* automate leddevicefactory.cpp
This commit is contained in:
redPanther
2017-08-07 10:05:46 +02:00
committed by GitHub
parent f3bbe158bf
commit 317a903b14
76 changed files with 98 additions and 222 deletions
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93
libsrc/leddevice/dev_net/LedDeviceUdpArtNet.cpp Normal file
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#include <arpa/inet.h>
#include <QHostInfo>
// hyperion local includes
#include "LedDeviceUdpArtNet.h"
LedDeviceUdpArtNet::LedDeviceUdpArtNet(const QJsonObject &deviceConfig)
: ProviderUdp()
{
_deviceReady = init(deviceConfig);
}
bool LedDeviceUdpArtNet::init(const QJsonObject &deviceConfig)
{
_port = 6454;
ProviderUdp::init(deviceConfig);
_artnet_universe = deviceConfig["universe"].toInt(1);
_artnet_channelsPerFixture = deviceConfig["channelsPerFixture"].toInt(3);
return true;
}
LedDevice* LedDeviceUdpArtNet::construct(const QJsonObject &deviceConfig)
{
return new LedDeviceUdpArtNet(deviceConfig);
}
// populates the headers
void LedDeviceUdpArtNet::prepare(const unsigned this_universe, const unsigned this_sequence, unsigned this_dmxChannelCount)
{
// WTF? why do the specs say:
// "This value should be an even number in the range 2 – 512. "
if (this_dmxChannelCount & 0x1)
{
this_dmxChannelCount++;
}
memcpy (artnet_packet.ID, "Art-Net\0", 8);
artnet_packet.OpCode = htons(0x0050); // OpOutput / OpDmx
artnet_packet.ProtVer = htons(0x000e);
artnet_packet.Sequence = this_sequence;
artnet_packet.Physical = 0;
artnet_packet.SubUni = this_universe & 0xff ;
artnet_packet.Net = (this_universe >> 8) & 0x7f;
artnet_packet.Length = htons(this_dmxChannelCount);
}
int LedDeviceUdpArtNet::write(const std::vector<ColorRgb> &ledValues)
{
int retVal = 0;
int thisUniverse = _artnet_universe;
const uint8_t * rawdata = reinterpret_cast<const uint8_t *>(ledValues.data());
/*
This field is incremented in the range 0x01 to 0xff to allow the receiving node to resequence packets.
The Sequence field is set to 0x00 to disable this feature.
*/
if (_artnet_seq++ == 0)
{
_artnet_seq = 1;
}
int dmxIdx = 0; // offset into the current dmx packet
memset(artnet_packet.raw, 0, sizeof(artnet_packet.raw));
for (int ledIdx = 0; ledIdx < _ledRGBCount; ledIdx++)
{
artnet_packet.Data[dmxIdx++] = rawdata[ledIdx];
if ( (ledIdx % 3 == 2) && (ledIdx > 0) )
{
dmxIdx += (_artnet_channelsPerFixture-3);
}
// is this the last byte of last packet || last byte of other packets
if ( (ledIdx == _ledRGBCount-1) || (dmxIdx >= DMX_MAX) )
{
prepare(thisUniverse, _artnet_seq, dmxIdx);
retVal &= writeBytes(18 + qMin(dmxIdx, DMX_MAX), artnet_packet.raw);
memset(artnet_packet.raw, 0, sizeof(artnet_packet.raw));
thisUniverse ++;
dmxIdx = 0;
}
}
return retVal;
}