private static void ProcessingThread(byte[] gifData, ref GifInfo frameInfo)
{
var gifImage = Utilities.byteArrayToImage(gifData);
var dimension = new System.Drawing.Imaging.FrameDimension(gifImage.FrameDimensionsList[0]);
int frameCount = gifImage.GetFrameCount(dimension);
frameInfo.frameCount = frameCount;
frameInfo.dimension = dimension;
frameInfo.initialized = true;
int index = 0;
for (int i = 0; i < frameCount; i++)
{
gifImage.SelectActiveFrame(dimension, i);
var frame = new System.Drawing.Bitmap(gifImage.Width, gifImage.Height);
System.Drawing.Graphics.FromImage(frame).DrawImage(gifImage, System.Drawing.Point.Empty);
FrameInfo currentFrame = new FrameInfo(frame);
for (int x = 0; x < frame.Width; x++)
{
for (int y = 0; y < frame.Height; y++)
{
System.Drawing.Color sourceColor = frame.GetPixel(x, y);
currentFrame.colors.Add(sourceColor);
}
}
currentFrame.delay = (float)BitConverter.ToInt32(gifImage.GetPropertyItem(20736).Value, index) / 100.0f;
frameInfo.frames.Add(currentFrame);
index += 4;
Thread.Sleep(7);
}
}
public static IEnumerator Process(byte[] gifData, Action <List <AnimationData>, string> callback, string emoteIndex)
{
List <AnimationData> gifTexList = new List <AnimationData>();
GifInfo frameInfo = new GifInfo();
DateTime startTime = DateTime.Now;
new Thread(() => ProcessingThread(gifData, ref frameInfo)).Start();
while (!frameInfo.initialized)
{
yield return(null);
}
for (int i = 0; i < frameInfo.frameCount; i++)
{
while (frameInfo.frames.Count - 1 < i)
{
//Plugin.Log("Processing thread couldn't keep up");
yield return(null);
}
FrameInfo currentFrameInfo = frameInfo.frames[i];
var frameTexture = new Texture2D(currentFrameInfo.frame.Width, currentFrameInfo.frame.Height);
int colorIndex = 0;
for (int x = 0; x < currentFrameInfo.frame.Width; x++)
{
for (int y = 0; y < currentFrameInfo.frame.Height; y++)
{
System.Drawing.Color sourceColor = currentFrameInfo.colors[colorIndex];
frameTexture.SetPixel(x, currentFrameInfo.frame.Height - 1 - y, new Color32(sourceColor.R, sourceColor.G, sourceColor.B, sourceColor.A));
colorIndex++;
}
}
frameTexture.Apply();
yield return(null);
frameTexture.wrapMode = TextureWrapMode.Clamp;
gifTexList.Add(new AnimationData(Sprite.Create(frameTexture, new Rect(0, 0, frameTexture.width, frameTexture.height), new Vector2(0, 0), Plugin.PixelsPerUnit), currentFrameInfo.delay));
if (callback != null && i == 0)
{
callback(new List <AnimationData>()
{
gifTexList[0]
}, emoteIndex);
}
}
yield return(null);
if (callback != null)
{
callback(gifTexList, emoteIndex);
}
Plugin.Log($"Finished decoding gif! Elapsed time: {(DateTime.Now - startTime).TotalSeconds.ToString()} seconds.");
yield break;
}