internal AudioStream open(int samplerate, AudioFormat format, ChannelsLayout channelslayout, AudioStream.FrameReadyFunction frameready)
{
this._framedelegate = new AudioStream.FrameReadyFunction(frameready);
var error = new StringBuilder(1024);
var audstream = Imports._player_openaudio(Player._player, info.ind, samplerate, format, channelslayout, Marshal.GetFunctionPointerForDelegate(frameready), error);
BBRException.CheckError(error, $"open_audio");
return(new AudioStream(this, audstream));
}
internal VideoStream open(FrameReadyFunction frameready)
{
this._framedelegate = new VideoStream.FrameReadyFunction(frameready);
var error = new StringBuilder(1024);
var vidstream = Imports._player_openvideo(Player._player, info.ind, Marshal.GetFunctionPointerForDelegate(this._framedelegate), error);
BBRException.CheckError(error, $"open_video");
return(new VideoStream(this, vidstream));
}
private void Initialize(string filename)
{
Interop.staticinit.Initialize2();
if (!File.Exists(filename))
{
throw new FileNotFoundException(filename);
}
var error = new StringBuilder(1024);
_player = Imports.openplayer(filename, error);
BBRException.CheckError(error, $"error opening {filename}");
Imports.player_set_callbacks(this._player,
this._eosdelegate != null ? Marshal.GetFunctionPointerForDelegate(this._eosdelegate) : IntPtr.Zero,
this._flusheddelegate != null ? Marshal.GetFunctionPointerForDelegate(this._flusheddelegate) : IntPtr.Zero);
this.VideoStreams = Enumerable.Range(0, get_videostreamcount()).Select(_n => new VideoStream(this, _n)).ToArray();
this.AudioStreams = Enumerable.Range(0, get_audiostreamcount()).Select(_n => new AudioStream(this, _n)).ToArray();
}
public VideoFrame AllocateFrame(FrameAllocateFunction allocfunc, FrameLockFunction lockfunc, FrameUnlockFunction unlockfunc)
{
var error = new StringBuilder(1024);
var _allocfunc = allocfunc != null ? new FrameAllocateFunction(allocfunc) : null;
var _lockfunc = lockfunc != null ? new FrameLockFunction(lockfunc) : null;
var _unlockfunc = allocfunc != null ? new FrameUnlockFunction(unlockfunc) : null;
var func1 = _allocfunc != null?Marshal.GetFunctionPointerForDelegate(_allocfunc) : IntPtr.Zero;
var func2 = _lockfunc != null?Marshal.GetFunctionPointerForDelegate(_lockfunc) : IntPtr.Zero;
var func3 = _unlockfunc != null?Marshal.GetFunctionPointerForDelegate(_unlockfunc) : IntPtr.Zero;
var frame = Imports._player_vid_allocframe(stream, func1, func2, func3);
BBRException.CheckError(error, $"open_video");
var result = new VideoFrame(this, frame)
{
_allocfunc = _allocfunc, _lockfunc = _lockfunc, _unlockfunc = _unlockfunc
};
return(result);
}
