private static void GifCoderTest()
{
var _gifFileName = "F_LAW.gif";
var _input = new FileStream(_gifFileName, FileMode.Open);
var _gifCoder = new GifBitmapCoder();
_gifCoder.Load(_input);
_input.Close();
for (int i = 0; i < _gifCoder.Frames.Count; i++)
{
var _output = String.Format(@"result\{0}{1:d3}.gif", Path.GetFileNameWithoutExtension(_gifFileName), i);
var _encoder = new GifBitmapEncoder();
_encoder.Frames.Add(_gifCoder.Frames[i].Frame);
using (var _fs = new FileStream(_output, FileMode.Create))
{
_encoder.Save(_fs);
}
}
var _output1 = new FileStream("output.gif", FileMode.Create);
_gifCoder.Save(_output1);
_output1.Close();
}
static void Main(string[] args)
{
//var _gifFileName = "truck_crush.gif";
var _gifFileName = "football.gif";
var _gifCoder = new GifBitmapCoder();
var _input = new FileStream(_gifFileName, FileMode.Open);
_gifCoder.Load(_input);
_input.Close();
for (int i = 0; i < _gifCoder.Frames.Count; i++)
{
_gifCoder.Frames[i].Delay = 1 + i % 31;
//_gifCoder.Frames[i].Delay = 11;
var _encoder = new BmpBitmapEncoder();
_encoder.Frames.Add(_gifCoder.Frames[i].Frame);
string _file = String.Format(@"result\output{0}.bmp", i);
var _fs = new FileStream(_file, FileMode.Create);
_encoder.Save(_fs);
_fs.Close();
}
var _outputFileName = "football_slow_mo.gif";
//var _outputFileName = "truck_crush.gif";
var _output = new FileStream(_outputFileName, FileMode.Create);
_gifCoder.Save(_output);
_output.Close();
}
private static void DisposalMethodTest()
{
// var _fileName = "SpartanFla.gif";
var _fileName = "output.gif";
var _input = new FileStream(_fileName, FileMode.Open);
var _gifCoder = new GifBitmapCoder();
_gifCoder.Load(_input);
_input.Close();
foreach (var _frame in _gifCoder.Frames)
{
// _frame.DisposalMethod = GifFrameDisposalMethod.RestoreToPrevious;
_frame.DisposalMethod = GifFrameDisposalMethod.NotDispose;
}
var _output = new FileStream("output.gif", FileMode.Create);
_gifCoder.Save(_output);
_output.Close();
}
private void Convert(string aFileName)
{
if (FOffsetX == null && !String.IsNullOrEmpty(this.OffsetFileName))
{
string _data = null;
using (var _offsetFile = File.OpenText(this.FOffsetFileName))
{
_data = _offsetFile.ReadToEnd();
}
string[] _offsets = _data.Split(new char[] { ' ', '/' }, StringSplitOptions.RemoveEmptyEntries);
if (_offsets.Length % 2 != 0)
{
throw new FileFormatException("Odd numbers in offset file.");
}
this.FOffsetX = new short[_offsets.Length / 2];
this.FOffsetY = new short[_offsets.Length / 2];
for (int i = 0; i < _offsets.Length; i++)
{
short _offset = 0;
if (Int16.TryParse(_offsets[i], out _offset))
{
if (i % 2 == 0)
{
this.FOffsetX[i / 2] = _offset;
}
else
{
this.FOffsetY[i / 2] = _offset;
}
}
else
{
throw new FileFormatException("Can't parse number in offset file.");
}
}
}
var _input = new FileStream(aFileName, FileMode.Open);
var _gifDecoder = new GifBitmapCoder();
_gifDecoder.Load(_input);
_input.Close();
foreach (var _frame in _gifDecoder.Frames)
{
if (!_frame.UseGlobalPalette)
{
this.ExceptionString =
"Внимание! В GIF файле для некоторых кадров используются локальные палитры. Изображение будет искажено.";
break;
}
}
var _stci = Converter.ConvertGifToStciIndexed(
_gifDecoder, this.IsTransparentBackground, this.IsTrimBackground, this.ForeshotingAmount);
if (this.FOffsetX != null)
{
if (this.FOffsetX.Length > 1 && _stci.Images.Length != this.FOffsetX.Length)
{
throw new ArgumentOutOfRangeException("Number frames in STCI is not equal to number of records in offset file");
}
for (int i = 0; i < _stci.Images.Length; i++)
{
if (this.FOffsetX.Length == 1)
{
_stci.Images[i].Header.OffsetX = this.FOffsetX[0];
_stci.Images[i].Header.OffsetY = this.FOffsetY[0];
}
else
{
_stci.Images[i].Header.OffsetX = this.FOffsetX[i];
_stci.Images[i].Header.OffsetY = this.FOffsetY[i];
}
}
}
using (var _output = new FileStream(Path.ChangeExtension(aFileName, ".sti"), FileMode.Create))
_stci.Save(_output);
}