Changeset 164

Timestamp:

Jan 14, 2013, 1:38:08 PM (10 years ago)

Author:

roman

Message:

Added signal frequency command line parameter

Location:

trunk/Utilities/LowLatencyWaveOutPlay

Files:

• LowLatencyWaveOutPlay.cpp (modified) (2 diffs)
• _Bin/Win32/Release/LowLatencyWaveOutPlay.exe (modified) (previous)
• _Bin/x64/Release/LowLatencyWaveOutPlay.exe (modified) (previous)

trunk/Utilities/LowLatencyWaveOutPlay/LowLatencyWaveOutPlay.cpp

@@ -57 +57 @@
         if(argc <= 3)
         {
-                _tprintf(_T("Syntax: LowLatencyWaveOutPlay <sampling-rate> <buffer-count> <buffer-length>\n"));
+                _tprintf(_T("Syntax: LowLatencyWaveOutPlay <sampling-rate> <buffer-count> <buffer-length> [<signal-frequency>]\n"));
                 _tprintf(_T("        Run 'LowLatencyWaveOutPlay 22050 8 5' to play 1000 Hz signal using 5 buffers, 8 ms long each via default audio output device (at 22050 Hz sampling rate)\n"));
                 return 1;
@@ -71 +71 @@
         g_nBufferCount = _ttoi(argv[2]);
         g_nBufferLength = _ttoi(argv[3]);
+        if(argc > 4)
+                g_nFrequency = _ttoi(argv[4]);
         HWAVEOUT hWaveOut = NULL;
         Check(waveOutOpen(&hWaveOut, WAVE_MAPPER, &g_WaveFormatEx, (DWORD_PTR) &waveOutProc, NULL, CALLBACK_FUNCTION));