Initial community commit

Src/Plugins/SDK/out_null/main.c

@@ -0,0 +1,159 @@
+#include <windows.h>
+#include <shlobj.h>
+#include "../winamp/out.h"
+
+#define PI_VER2 "v1.2"
+
+/* #ifdef __alpha
+#define PI_VER PI_VER2 " (AXP)"
+#else
+#define PI_VER PI_VER2 " (x86)"
+#endif */
+
+int getwrittentime();
+int getoutputtime();
+
+int srate, numchan, bps, active;
+volatile int writtentime, w_offset;
+
+
+BOOL WINAPI _DllMainCRTStartup(HANDLE hInst, ULONG ul_reason_for_call, LPVOID lpReserved)
+{
+	return TRUE;
+}
+
+Out_Module out;
+
+static int last_pause=0;
+
+void config(HWND hwnd)
+{
+}
+
+void about(HWND hwnd)
+{
+}
+
+void init()
+{
+}
+
+void quit()
+{
+}
+
+int start_t;
+
+int open(int samplerate, int numchannels, int bitspersamp, int bufferlenms, int prebufferms)
+{
+	start_t=GetTickCount();
+ 	w_offset = writtentime = 0;
+	active=1;
+	numchan = numchannels;
+	srate = samplerate;
+	bps = bitspersamp;
+	return 1;
+}
+
+void close()
+{
+}
+
+int write(char *buf, int len)
+{
+	writtentime += len;
+	return 0;
+}
+
+int canwrite()
+{
+	if (last_pause) return 0;
+	if (getwrittentime() < getoutputtime()+MulDiv(65536,1000,srate*bps*numchan/8)) return 65536;
+	return 0;
+}
+
+int isplaying()
+{
+	return 0;
+}
+
+int pause(int pause)
+{
+	int t=last_pause;
+	if (!last_pause && pause) { w_offset+=GetTickCount()-start_t;  writtentime=0; }
+	if (last_pause && !pause) { start_t=GetTickCount(); }
+	last_pause=pause;
+	return t;
+}
+
+void setvolume(int volume)
+{
+}
+
+void setpan(int pan)
+{
+}
+
+void flush(int t)
+{
+  w_offset=t;
+  start_t=GetTickCount();
+  writtentime=0;
+}
+	
+int getoutputtime()
+{
+	if (last_pause)
+		return w_offset;
+	return GetTickCount()-start_t + w_offset;
+}
+
+int getwrittentime()
+{
+	int t=srate*numchan,l;
+	int ms=writtentime;
+
+	if (t)
+	{
+	l=ms%t;
+	ms /= t;
+	ms *= 1000;
+	ms += (l*1000)/t;
+
+	ms/=(bps/8);
+
+	return ms + w_offset;
+	}
+	else
+		return ms;
+}
+
+Out_Module out = {
+	OUT_VER,
+	"Nullsoft NULL Output " PI_VER2
+	
+	,
+	65,
+	0, // hmainwindow
+	0, // hdllinstance
+	config,
+	about,
+	init,
+	quit,
+	open,
+	close,
+	write,
+	canwrite,
+	isplaying,
+	pause,
+	setvolume,
+	setpan,
+	flush,
+	getoutputtime,
+	getwrittentime
+};
+
+__declspec( dllexport ) Out_Module * winampGetOutModule()
+{
+	return &out;
+}