public static void PlayChannel(this BassHandle handle, bool restart = false)
{
if (!handle.BASS_ChannelPlay(restart))
{
throw new BassException("ChannelPlay failed");
}
}
public static void SetChannelAttribute(this BassHandle handle, ChannelAttribute attribute, float value)
{
if (!handle.BASS_ChannelSetAttribute(attribute, value))
{
throw new BassException("ChannelSetAttribute failed");
}
}
public static void StopChannel(this BassHandle handle)
{
if (!handle.BASS_ChannelStop())
{
throw new BassException("ChannelStop failed");
}
}
public static void PauseChannel(this BassHandle handle)
{
if (!handle.BASS_ChannelPause())
{
throw new BassException("ChannelPause failed");
}
}
public static void FreeStream(this BassHandle handle)
{
if (!handle.BASS_StreamFree())
{
throw new BassException("StreamFree failed");
}
}
public static float GetChannelAttribute(this BassHandle handle, ChannelAttribute attribute)
{
if (!handle.BASS_ChannelGetAttribute(attribute, out var value))
{
throw new BassException("ChannelGetAttribute failed");
}
return(value);
}
private static extern ChannelStatus BASS_ChannelIsActive(this BassHandle handle);
private static extern bool BASS_ChannelStop(this BassHandle handle);
private static extern bool BASS_ChannelPause(this BassHandle handle);
private static extern bool BASS_ChannelPlay(this BassHandle handle, bool restart = false);
private static extern bool BASS_StreamFree(this BassHandle handle);
private static extern double BASS_ChannelBytes2Seconds(this BassHandle handle, ulong position);
public static ulong GetChannelPosition(this BassHandle handle, LengthMode mode)
{
return(handle.BASS_ChannelGetPosition(mode));
}
public static ulong GetChannelLength(this BassHandle handle, LengthMode mode)
{
return(handle.BASS_ChannelGetLength(mode));
}
private static extern ulong BASS_ChannelGetPosition(this BassHandle handle, LengthMode mode);
private static extern bool BASS_ChannelSetAttribute(this BassHandle handle, ChannelAttribute attribute, float value);
public static ChannelStatus GetChannelStatus(this BassHandle handle)
{
return(handle.BASS_ChannelIsActive());
}
public static unsafe void Initialize(int device = -1, uint frequency = 44000, IntPtr windowHandle = default)
{
lock (LoadLock)
{
Log.Information($"Loading Bass version {BASS_GetVersion()}");
#if WINDOWS
const string filter = "*." + Arch + ".dll";
#elif LINUX
const string filter = "*." + Arch + ".so";
#elif OSX
const string filter = "*." + Arch + ".dylib";
#endif
foreach (var file in Directory.EnumerateFiles("BassPlugins", filter, SearchOption.AllDirectories))
{
var path = Path.GetFullPath(file);
var handle = BASS_PluginLoad(path, PluginUnicodeFlag);
if (handle == 0)
{
throw new BassException($"Loading {path} as plugin failed");
}
var infoPtr = BASS_PluginGetInfo(handle);
if (infoPtr == null)
{
throw new BassException($"Getting plugin info for {path} failed");
}
var info = *infoPtr;
Log.Information($"Loaded Bass plugin {Path.GetFileNameWithoutExtension(path)} version {info.version}. Supported formats: {string.Join(", ", ListSupportedFormats(info))}");
}
#if WINDOWS
if (windowHandle == IntPtr.Zero)
{
windowHandle = GetActiveWindow();
}
#endif
if (!BASS_Init(device, frequency, 0, windowHandle, IntPtr.Zero))
{
throw new BassException("Init failed");
}
if (BASS_GetConfig(BassConfig.Float) == 0)
{
_floatFlag = StreamFlags.None;
}
else
{
BassHandle floatable = BASS_StreamCreate(44100, 1, StreamFlags.SampleFloat, IntPtr.Zero, IntPtr.Zero); // try creating a floating-point stream
if (floatable != BassHandle.Null)
{
BASS_StreamFree(floatable); // floating-point channels are supported (free the test stream)
_floatFlag = StreamFlags.SampleFloat;
}
else
{
_floatFlag = StreamFlags.None;
}
}
if (_floatFlag.HasFlag(StreamFlags.SampleFloat))
{
Log.Information("Enabling floating point data output");
}
Log.Information($"Setting useragent to {WebHelper.UserAgent}");
BASS_SetConfigPtr(BassConfig.NetAgent, WebHelper.UserAgent);
Log.Information("Bass initialization complete");
}
}
public static double ConvertBytesToSeconds(this BassHandle handle, ulong position)
{
return(handle.BASS_ChannelBytes2Seconds(position));
}