Android Open Source - remoteyourcam-usb Eos Set Property Command

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License

The source code is released under:

Apache License

Java Source Code

/**
 * Copyright 2013 Nils Assbeck, Guersel Ayaz and Michael Zoech
 */*from  w  w  w.ja  va 2s.c o m*/
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.remoteyourcam.usb.ptp.commands.eos;

import java.nio.ByteBuffer;

import com.remoteyourcam.usb.ptp.EosCamera;
import com.remoteyourcam.usb.ptp.PtpCamera.IO;
import com.remoteyourcam.usb.ptp.PtpConstants.Operation;
import com.remoteyourcam.usb.ptp.PtpConstants.Response;
import com.remoteyourcam.usb.ptp.PtpConstants.Type;

public class EosSetPropertyCommand extends EosCommand {

    private final int property;
    private final int value;

    public EosSetPropertyCommand(EosCamera camera, int property, int value) {
        super(camera);
        hasDataToSend = true;
        this.property = property;
        this.value = value;
    }

    @Override
    public void exec(IO io) {
        io.handleCommand(this);
        if (responseCode == Response.DeviceBusy) {
            camera.onDeviceBusy(this, true);
            return;
        }
    }

    @Override
    public void encodeCommand(ByteBuffer b) {
        encodeCommand(b, Operation.EosSetDevicePropValue);
    }

    @Override
    public void encodeData(ByteBuffer b) {
        // header
        b.putInt(24);
        b.putShort((short) Type.Data);
        b.putShort((short) Operation.EosSetDevicePropValue);
        b.putInt(camera.currentTransactionId());
        // specific block
        b.putInt(0x0C);
        b.putInt(property);
        b.putInt(value);
    }
}

Java Source Code List

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