Exemplo n.º 1
0
        public void Write(string path)
        {
            if (!_ranPreview)
            {
                Preview();
            }

            _aviWriter = new AVIWriter(path);

            // Set up the streams for the new file
            _needsTwoCC = new bool[_aviReader.StreamCount];
            for (int i = 0; i < _aviReader.StreamCount; i++)
            {
                AVIStreamType streamType = _aviReader.GetStreamType(i);

                _aviWriter.AddStream(streamType);
                _aviWriter.SetStreamHeader(i, _aviReader.GetStreamHeader(i));
                if (streamType == AVIStreamType.Video)
                {
                    _aviWriter.SetStreamFormat(i, _aviReader.GetVideoStreamFormat(i));
                }
                else if (streamType == AVIStreamType.Audio)
                {
                    _aviWriter.SetStreamFormat(i, _aviReader.GetAudioStreamFormat(i));
                }
                _aviWriter.SetStreamFormatExtra(i, _aviReader.GetStreamFormatExtra(i));
                _aviWriter.SetStreamName(i, _aviReader.GetStreamName(i));

                _needsTwoCC[i] = true;
            }

            try {
                Run(true);
            }
            catch {
                _aviWriter.Close();
                File.Delete(path);
                throw;
            }

            _aviWriter.Close();
            if (_wasStopped)
            {
                File.Delete(path);
            }
        }
Exemplo n.º 2
0
		private AVIWriter(string path, int codecID, List<string> warnings, bool isAlphaWriter) {
			if ((codecID != 2) && (codecID != 4) && (codecID != 5)) {
				throw new Exception("Unsupported video codec.");
			}

			FileStream fs = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read);

			_path = path;
			_bw = new BinaryWriter(fs);
			_codecID = codecID;
			_warnings = warnings;
			_isAlphaWriter = isAlphaWriter;

			if ((codecID == 5) && !_isAlphaWriter) {
				_alphaWriter = new AVIWriter(path.Substring(0, path.Length - 4) + ".alpha.avi", codecID, warnings, true);
			}

			WriteFourCC("RIFF");
			_bw.Write((uint)0); // chunk size
			WriteFourCC("AVI ");

			WriteFourCC("LIST");
			_bw.Write((uint)192);
			WriteFourCC("hdrl");

			WriteFourCC("avih");
			_bw.Write((uint)56);
			_bw.Write((uint)0);
			_bw.Write((uint)0);
			_bw.Write((uint)0);
			_bw.Write((uint)0x10);
			_bw.Write((uint)0); // frame count
			_bw.Write((uint)0);
			_bw.Write((uint)1);
			_bw.Write((uint)0);
			_bw.Write((uint)0); // width
			_bw.Write((uint)0); // height
			_bw.Write((uint)0);
			_bw.Write((uint)0);
			_bw.Write((uint)0);
			_bw.Write((uint)0);

			WriteFourCC("LIST");
			_bw.Write((uint)116);
			WriteFourCC("strl");

			WriteFourCC("strh");
			_bw.Write((uint)56);
			WriteFourCC("vids");
			WriteFourCC(CodecFourCC);
			_bw.Write((uint)0);
			_bw.Write((uint)0);
			_bw.Write((uint)0);
			_bw.Write((uint)0); // frame rate denominator
			_bw.Write((uint)0); // frame rate numerator
			_bw.Write((uint)0);
			_bw.Write((uint)0); // frame count
			_bw.Write((uint)0);
			_bw.Write((int)-1);
			_bw.Write((uint)0);
			_bw.Write((ushort)0);
			_bw.Write((ushort)0);
			_bw.Write((ushort)0); // width
			_bw.Write((ushort)0); // height

			WriteFourCC("strf");
			_bw.Write((uint)40);
			_bw.Write((uint)40);
			_bw.Write((uint)0); // width
			_bw.Write((uint)0); // height
			_bw.Write((ushort)1);
			_bw.Write((ushort)24);
			WriteFourCC(CodecFourCC);
			_bw.Write((uint)0); // biSizeImage
			_bw.Write((uint)0);
			_bw.Write((uint)0);
			_bw.Write((uint)0);
			_bw.Write((uint)0);

			WriteFourCC("LIST");
			_bw.Write((uint)0); // chunk size
			WriteFourCC("movi");

			_index = new List<uint>();
		}