1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package androidx.media.filterfw;
18
19public class FrameBuffer2D extends FrameBuffer1D {
20
21    public int getWidth() {
22        return mBackingStore.getDimensions()[0];
23    }
24
25    public int getHeight() {
26        return mBackingStore.getDimensions()[1];
27    }
28
29    static FrameBuffer2D create(BackingStore backingStore) {
30        assertCanCreate(backingStore);
31        return new FrameBuffer2D(backingStore);
32    }
33
34    FrameBuffer2D(BackingStore backingStore) {
35        super(backingStore);
36    }
37
38    static void assertCanCreate(BackingStore backingStore) {
39        FrameBuffer1D.assertCanCreate(backingStore);
40        int[] dimensions = backingStore.getDimensions();
41        int dimCount = dimensions != null ? dimensions.length : 0;
42        if (dimCount != 2) {
43            throw new RuntimeException("Cannot access " + dimCount + "-dimensional Frame as a "
44                + "FrameBuffer2D instance!");
45        }
46    }
47}
48
49