protected int read() {
        int curByte = 0;
        try {
            curByte = in.read();
        } catch (IOException e) {
            status = STATUS_FORMAT_ERROR;
        }
        return curByte;
    }
Reads a single byte from the input stream.
plugins/base-plugin/src/main/java/com/github/hui/quick/plugin/base/gif/GifDecoder.java