mirror of
https://github.com/rofafor/vdr-plugin-femon.git
synced 2023-10-10 13:36:53 +02:00
79 lines
1.9 KiB
C
79 lines
1.9 KiB
C
/*
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* Frontend Status Monitor plugin for the Video Disk Recorder
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*
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* See the README file for copyright information and how to reach the author.
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*
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* $Id$
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*/
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#include <unistd.h>
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#include "femoncfg.h"
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#include "femonreceiver.h"
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cFemonReceiver::cFemonReceiver(int Ca, int Vpid, int Apid)
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#if VDRVERSNUM >= 10300
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:cReceiver(Ca, -1, 2, Vpid, Apid), cThread("femon receiver")
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#else
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:cReceiver(Ca, -1, 2, Vpid, Apid)
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#endif
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{
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//printf("cFemonReceiver::cFemonReceiver()\n");
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m_Active = false;
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m_VideoPid = Vpid;
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m_AudioPid = Apid;
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m_VideoPacketCount = 0;
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m_AudioPacketCount = 0;
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m_VideoBitrate = 0.0;
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m_AudioBitrate = 0.0;
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}
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cFemonReceiver::~cFemonReceiver(void)
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{
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//printf("cFemonReceiver::~cFemonReceiver()\n");
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if (m_Active) {
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m_Active = false;
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Cancel(0);
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}
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}
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void cFemonReceiver::Activate(bool On)
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{
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//printf("cFemonReceiver::Activate()\n");
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Start();
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}
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void cFemonReceiver::Receive(uchar *Data, int Length)
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{
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//printf("cFemonReceiver::Receive()\n");
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// TS packet length: 188
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if (Length == 188) {
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int pid = ((Data[1] & 0x1f) << 8) | (Data[2]);
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if (pid == m_VideoPid) {
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m_VideoPacketCount++;
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}
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else if (pid == m_AudioPid) {
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m_AudioPacketCount++;
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}
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}
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}
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void cFemonReceiver::Action(void)
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{
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//printf("cFemonReceiver::Action()\n");
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#if (VDRVERSNUM < 10300)
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isyslog("femon receiver: thread started (pid = %d)", getpid());
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#endif
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m_Active = true;
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while (m_Active) {
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// TS packet 188 bytes - 4 byte header; MPEG standard defines 1Mbit = 1000000bit
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m_VideoBitrate = (8.0 * 184.0 * m_VideoPacketCount) / (femonConfig.calcinterval * 100000.0);
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m_VideoPacketCount = 0;
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m_AudioBitrate = (8.0 * 184.0 * m_AudioPacketCount) / (femonConfig.calcinterval * 100.0);
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m_AudioPacketCount = 0;
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usleep(100000L * femonConfig.calcinterval);
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}
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#if (VDRVERSNUM < 10300)
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isyslog("femon receiver: thread stopped (pid = %d)", getpid());
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#endif
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}
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