public void LoadImageSequenceData(Stream stream, ImageSequence sequence)
{
lock (locker)
{
System.Drawing.Image image;
try
{
image = System.Drawing.Image.FromStream(stream);
}
catch
{
return;
}
sequence.Frames.Clear();
sequence.FrameTimesMs.Clear();
var dimension = new System.Drawing.Imaging.FrameDimension(image.FrameDimensionsList[0]);
// Number of frames
int frameCount = image.GetFrameCount(dimension);
if (frameCount > 1)
{
var minFrameTimeMs = int.MaxValue;
for (var i = 0; i < frameCount; i++)
{
// Return an Image at a certain index
image.SelectActiveFrame(dimension, i);
ImageBuffer imageBuffer = new ImageBuffer();
if (ImageIOWindowsPlugin.ConvertBitmapToImage(imageBuffer, new Bitmap(image)))
{
var frameDelay = BitConverter.ToInt32(image.GetPropertyItem(20736).Value, i * 4) * 10;
sequence.AddImage(imageBuffer, frameDelay);
minFrameTimeMs = Math.Max(10, Math.Min(frameDelay, minFrameTimeMs));
}
}
var item = image.GetPropertyItem(0x5100); // FrameDelay in libgdiplus
// Time is in milliseconds
sequence.SecondsPerFrame = minFrameTimeMs / 1000.0;
}
else
{
ImageBuffer imageBuffer = new ImageBuffer();
if (ImageIOWindowsPlugin.ConvertBitmapToImage(imageBuffer, new Bitmap(image)))
{
sequence.AddImage(imageBuffer);
}
}
}
}
public void LoadSequence(string pathToImages, ImageSequence sequence)
{
if (DirectoryExists(pathToImages))
{
string propertiesPath = Path.Combine(pathToImages, "properties.json");
if (FileExists(propertiesPath))
{
string jsonData = ReadAllText(propertiesPath);
var properties = JsonConvert.DeserializeObject <ImageSequence.Properties>(jsonData);
sequence.FramePerSecond = properties.FramePerFrame;
sequence.Looping = properties.Looping;
}
var pngFiles = GetFiles(pathToImages).Where(fileName => Path.GetExtension(fileName).ToUpper() == ".PNG").OrderBy(s => s);
foreach (string path in pngFiles)
{
ImageBuffer image = LoadImage(path);
sequence.AddImage(image);
}
}
}
public ImageSequence LoadSequence(string path)
{
ImageSequence sequence = null;
if (DirectoryExists(path))
{
sequence = new ImageSequence();
string propertiesPath = Path.Combine(path, "properties.json");
if (FileExists(propertiesPath))
{
string jsonData = ReadAllText(propertiesPath);
var properties = JsonConvert.DeserializeObject <ImageSequence.Properties>(jsonData);
sequence.FramesPerSecond = properties.FramePerFrame;
sequence.Looping = properties.Looping;
}
var pngFiles = GetFiles(path).Where(fileName => Path.GetExtension(fileName).ToUpper() == ".PNG").OrderBy(s => s);
foreach (string pngPath in pngFiles)
{
ImageBuffer image = LoadImage(pngPath);
sequence.AddImage(image);
}
}
else if (this.FileExists(path) &&
string.Equals(Path.GetExtension(path), ".gif", StringComparison.OrdinalIgnoreCase))
{
sequence = new ImageSequence();
using (var fileStream = this.OpenStream(path))
{
LoadImageSequenceData(fileStream, sequence);
}
}
return(sequence);
}
public void LoadSequence(string pathToImages, ImageSequence sequence)
{
if (DirectoryExists(pathToImages))
{
string propertiesPath = Path.Combine(pathToImages, "properties.json");
if (FileExists(propertiesPath))
{
string jsonData = ReadAllText(propertiesPath);
ImageSequence.Properties properties = JsonConvert.DeserializeObject <ImageSequence.Properties>(jsonData);
sequence.FramePerSecond = properties.FramePerFrame;
sequence.Looping = properties.Looping;
}
string[] pngFilesIn = GetFiles(pathToImages).Where(fileName => Path.GetExtension(fileName).ToUpper() == ".PNG").ToArray();
List <string> pngFiles = new List <string>(pngFilesIn);
pngFiles.Sort();
foreach (string pngFile in pngFiles)
{
ImageBuffer image = new ImageBuffer();
LoadImage(pngFile, image);
sequence.AddImage(image);
}
}
}
