X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/31abe49fd323411b391dd10335eb4c60cfcecb06..c856ceae8acabef3a35a0c70fb4a671d6c5ca292:/client/cmddata.c

diff --git a/client/cmddata.c b/client/cmddata.c
index fa056b67..8f73b400 100644
--- a/client/cmddata.c
+++ b/client/cmddata.c
@@ -540,6 +540,43 @@ int CmdDec(const char *Cmd)
   RepaintGraphWindow();
   return 0;
 }
+/**
+ * Undecimate - I'd call it 'interpolate', but we'll save that
+ * name until someone does an actual interpolation command, not just
+ * blindly repeating samples
+ * @param Cmd
+ * @return
+ */
+int CmdUndec(const char *Cmd)
+{
+	if(param_getchar(Cmd, 0) == 'h')
+	{
+		PrintAndLog("Usage: data undec [factor]");
+		PrintAndLog("This function performs un-decimation, by repeating each sample N times");
+		PrintAndLog("Options:        ");
+		PrintAndLog("       h            This help");
+		PrintAndLog("       factor       The number of times to repeat each sample.[default:2]");
+		PrintAndLog("Example: 'data undec 3'");
+		return 0;
+	}
+
+	uint8_t factor = param_get8ex(Cmd, 0,2, 10);
+	//We have memory, don't we?
+	int swap[MAX_GRAPH_TRACE_LEN] = { 0 };
+	uint32_t g_index = 0 ,s_index = 0;
+	while(g_index < GraphTraceLen && s_index < MAX_GRAPH_TRACE_LEN)
+	{
+		int count = 0;
+		for(count = 0; count < factor && s_index+count < MAX_GRAPH_TRACE_LEN; count ++)
+			swap[s_index+count] = GraphBuffer[g_index];
+		s_index+=count;
+	}
+
+	memcpy(GraphBuffer,swap, s_index * sizeof(int));
+	GraphTraceLen = s_index;
+	RepaintGraphWindow();
+	return 0;
+}
 
 /* Print our clock rate */
 // uses data from graphbuffer
@@ -1651,7 +1688,8 @@ static command_t CommandTable[] =
   {"threshold",     CmdThreshold,       1, "<threshold> -- Maximize/minimize every value in the graph window depending on threshold"},
 	{"dirthreshold",  CmdDirectionalThreshold,   1, "<thres up> <thres down> -- Max rising higher up-thres/ Min falling lower down-thres, keep rest as prev."},
 	{"tune",          CmdTuneSamples,     0, "Get hw tune samples for graph window"},
-  {"zerocrossings", CmdZerocrossings,   1, "Count time between zero-crossings"},
+	{"undec",         CmdUndec,         1, "Un-decimate samples by 2"},
+	{"zerocrossings", CmdZerocrossings,   1, "Count time between zero-crossings"},
   {NULL, NULL, 0, NULL}
 };