public static SequenceFrame[] Preload(TextAsset gifAsset)
{
//Create folder
var saveFolder = string.Format(_savePath, gifAsset.name, "");
Directory.CreateDirectory(saveFolder);
//Decode
var memoryFrames = GifHelper.GetFrames(gifAsset);
var delaySecondsArray = string.Join(",", memoryFrames.Select(m => m.DelaySeconds.ToString()).ToArray());
for (var index = 0; index < memoryFrames.Length; index++)
{
FileWrite(string.Format(_savePath, gifAsset.name, index + ".png"), memoryFrames[index].Sprite.texture.EncodeToPNG());
}
FileWrite(string.Format(_savePath, gifAsset.name, "delays.txt"), Encoding.UTF8.GetBytes(delaySecondsArray));
//Refresh Adb
AssetDatabase.Refresh();
//Load Adb
var delaySecondsAsset = AssetDatabase.LoadAssetAtPath(string.Format(_savePath, gifAsset.name, "delays.txt"), typeof(TextAsset)) as TextAsset;
var delaySeconds = delaySecondsAsset.text.Split(',');
var adbFrames = new SequenceFrame[delaySeconds.Length];
for (var index = 0; index < adbFrames.Length; index++)
{
var texture = AssetDatabase.LoadAssetAtPath(string.Format(_savePath, gifAsset.name, index + ".png"), typeof(Texture2D)) as Texture2D;
adbFrames[index] = new SequenceFrame(texture, float.Parse(delaySeconds[index]));
}
return(adbFrames);
}
IEnumerator DecodeAndPlay()
{
if (!GifAsset)
{
Debug.LogError("UnityGif@" + name + ": Gif asset is null, please check gif asset SerializeField !");
yield break;
}
var gifData = new GifData(GifAsset.bytes);
yield return(GifHelper.GetFramesEnumerator(gifData));
if (gifData.Frames == null)
{
Debug.Log("Gif decoding by Coroutine does not effect, use no-Coroutine instead !");
GifHelper.GetFramesVoid(gifData);
}
Frames = gifData.Frames;
StartCoroutine(PlayNextFrame());
}
