Unity代码集锦之图片处理

    void TestSaveImageToJPG(Texture2D buffer)
    {
        File.WriteAllBytes("F:/output.jpg", buffer.EncodeToJPG());
    }

    void TestSaveImageToTXT(Texture2D buffer)
    {
        byte[] rawData= buffer.GetRawTextureData();
        //byte[] bt = ChangeRGB(rawData).GetRawTextureData();//转换RGB
        //char[] ch = Encoding.ASCII.GetChars(bt);//byte[]转为char[]
        StreamWriter sw = new StreamWriter(@"F:\\output.txt"); //保存到指定路径
        for (int i = 0; i  

    Texture2D ChangeRGB(Texture2D source)
    {
        Texture2D result = new Texture2D(source.width, source.height, TextureFormat.RGB24, false);
        for (int i = 0; i  

    Texture2D ChangeRGB(Texture2D source)
    {
        Texture2D result = new Texture2D(source.width, source.height, TextureFormat.RGB24, false);

        for (int i = 0; i  

Texture2D ChangeRGB(Texture2D source)
    {
        Texture2D result = new Texture2D(source.width, source.height, TextureFormat.RGB24, false);

        Color32[] sourceColor = source.GetPixels32();
        Color32[] newColor = new Color32[sourceColor.Length];
        for (int i = 0; i  

Texture2D ChangeRGB(Texture2D source)
    {
        Texture2D result = new Texture2D(source.width, source.height, TextureFormat.RGB24, false);

        Color32[] sourceColor = source.GetPixels32();
        Color32[] newColor = new Color32[sourceColor.Length];
        int currentR = 0;//当前的行
        int currentC = 0;//当前的列
        for (int i = 0; i  

//顺时针旋转90度
    Texture2D ChangeRGB(Texture2D source)
    {
        Texture2D result = new Texture2D( source.height, source.width, TextureFormat.RGB24, false);

        Color32[] sourceColor = source.GetPixels32();
        Color32[] newColor = new Color32[sourceColor.Length];
        for (int i = 0; i  

//逆时针旋转90度
    Texture2D ChangeRGB(Texture2D source)
    {
        Texture2D result = new Texture2D( source.height, source.width, TextureFormat.RGB24, false);

        Color32[] sourceColor = source.GetPixels32();
        Color32[] newColor = new Color32[sourceColor.Length];
        for (int i = 0; i  

    Texture2D TextureToTexture2D(Texture texture)
    {
        Texture2D texture2D = new Texture2D(texture.width, texture.height, TextureFormat.RGBA32, false);
        RenderTexture currentRT = RenderTexture.active;
        RenderTexture renderTexture = RenderTexture.GetTemporary(texture.width, texture.height, 32);
        Graphics.Blit(texture, renderTexture);

        RenderTexture.active = renderTexture;
        texture2D.ReadPixels(new Rect(0, 0, renderTexture.width, renderTexture.height), 0, 0);
        texture2D.Apply();

        RenderTexture.active = currentRT;
        RenderTexture.ReleaseTemporary(renderTexture);
        return texture2D;
    }

        Texture2D frameBuffer;
        Rect camRect;
        frameBuffer = new Texture2D(width, height, TextureFormat.RGB24, false, false);
        camRect = new Rect(0, 0, width, height);
        frameBuffer.ReadPixels(camRect, 0, 0);
        frameBuffer.Apply();