Initial revision0.0.1

1 files changed, 166 insertions, 0 deletions

diff --git a/dvbapi.c b/dvbapi.c
new file mode 100644
index 00000000..5597fbd5
--- /dev/null
+++ b/dvbapi.c
@@ -0,0 +1,166 @@
+/*
+ * dvbapi.c: Interface to the DVB driver
+ *
+ * See the main source file 'osm.c' for copyright information and
+ * how to reach the author.
+ *
+ * $Id: dvbapi.c 1.1 2000/02/19 13:36:48 kls Exp $
+ */
+
+// FIXME: these should be defined in ../DVB/driver/dvb.h!!!
+typedef unsigned int u32;
+typedef unsigned short u16;
+typedef unsigned char u8;
+
+#include "dvbapi.h"
+#include <fcntl.h>
+#include <stdio.h>
+#include <sys/ioctl.h>
+#include <unistd.h>
+#include "../DVB/driver/dvb.h"
+#include "interface.h"
+#include "tools.h"
+
+#define VIDEODEVICE "/dev/video"
+
+const char *DvbQuality = "LMH"; // Low, Medium, High
+
+bool DvbSetChannel(int FrequencyMHz, char Polarization, int Diseqc, int Srate, int Vpid, int Apid)
+{
+  int v = open(VIDEODEVICE, O_RDWR);
+  
+  if (v >= 0) {
+     struct frontend front;
+     ioctl(v, VIDIOCGFRONTEND, &front);
+     unsigned int freq = FrequencyMHz;
+     front.ttk = (freq < 11800UL) ? 0 : 1;
+     if (freq < 11800UL)
+        freq -=  9750UL;
+     else
+        freq -= 10600UL;
+     front.freq      = freq * 1000000UL;
+     front.diseqc    = Diseqc;
+     front.srate     = Srate * 1000;
+     front.volt      = (Polarization == 'v') ? 0 : 1;
+     front.video_pid = Vpid;
+     front.audio_pid = Apid;
+     front.AFC       = 1;
+     ioctl(v, VIDIOCSFRONTEND, &front);
+     close(v);
+     if (front.sync & 0x1F == 0x1F)
+        return true;
+     esyslog(LOG_ERR, "channel not sync'ed (front.sync=%X)!", front.sync);
+     }
+  else
+     Interface.Error("can't open VIDEODEVICE");//XXX
+  return false;
+}
+
+// -- cDvbRecorder -----------------------------------------------------------
+
+cDvbRecorder::cDvbRecorder(void)
+{
+}
+
+cDvbRecorder::~cDvbRecorder()
+{
+  Stop();
+}
+
+bool cDvbRecorder::Record(const char *FileName, char Quality)
+{
+  isyslog(LOG_INFO, "record %s (%c)", FileName, Quality);
+  return true;
+  // TODO
+  return false;
+}
+
+bool cDvbRecorder::Play(const char *FileName, int Frame)
+{
+  isyslog(LOG_INFO, "play %s (%d)", FileName, Frame);
+  // TODO
+  return false;
+}
+
+bool cDvbRecorder::FastForward(void)
+{
+  isyslog(LOG_INFO, "fast forward");
+  // TODO
+  return false;
+}
+
+bool cDvbRecorder::FastRewind(void)
+{
+  isyslog(LOG_INFO, "fast rewind");
+  // TODO
+  return false;
+}
+
+bool cDvbRecorder::Pause(void)
+{
+  isyslog(LOG_INFO, "pause");
+  // TODO
+  return false;
+}
+
+void cDvbRecorder::Stop(void)
+{
+  isyslog(LOG_INFO, "stop");
+  // TODO
+}
+
+int cDvbRecorder::Frame(void)
+{
+  isyslog(LOG_INFO, "frame");
+  // TODO
+  return 0;
+}
+
+// ---------------------------------------------------------------------------
+
+static void DvbOsdCmd(OSD_Command cmd, int color = 0, int x0 = 0, int y0 = 0, int x1 = 0, int y1 = 0, void *data = NULL)
+{
+  int v = open(VIDEODEVICE, O_RDWR);
+
+  if (v >= 0) {
+     struct drawcmd dc;
+     dc.cmd   = cmd;
+     dc.color = color;
+     dc.x0    = x0;
+     dc.y0    = y0;
+     dc.x1    = x1;
+     dc.y1    = y1;
+     dc.data  = data;
+     ioctl(v, VIDIOCSOSDCOMMAND, &dc);
+     close(v);
+     }
+  else
+     Interface.Error("can't open VIDEODEVICE");//XXX
+}
+
+void DvbOsdOpen(int x, int y, int w, int h)
+{
+  DvbOsdCmd(OSD_Open, 1, x, y, x + w - 1, y + h - 1);
+  DvbOsdCmd(OSD_SetColor, 0,   0,   0,   0, 127); // background 50% gray
+  DvbOsdCmd(OSD_SetColor, 1, 255, 255, 255, 255); // text white
+}
+
+void DvbOsdClose(void)
+{
+  DvbOsdCmd(OSD_Close);
+}
+
+void DvbOsdClear(void)
+{
+  DvbOsdCmd(OSD_Clear);
+}
+
+void DvbOsdClrEol(int x, int y)
+{
+  DvbOsdCmd(OSD_FillBlock, 0, x, y * DvbOsdLineHeight, x + 490, (y + 1) * DvbOsdLineHeight);//XXX
+}
+
+void DvbOsdText(int x, int y, char *s)
+{
+  DvbOsdCmd(OSD_Text, 1, x, y, 1, 0, s);
+}