| /* |
| * Copyright 2017 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| package org.webrtc; |
| |
| import android.media.MediaCodecInfo; |
| import java.util.Arrays; |
| import javax.annotation.Nullable; |
| |
| /** Factory for Android hardware VideoDecoders. */ |
| public class HardwareVideoDecoderFactory extends MediaCodecVideoDecoderFactory { |
| private final static Predicate<MediaCodecInfo> defaultAllowedPredicate = |
| new Predicate<MediaCodecInfo>() { |
| private String[] prefixBlacklist = |
| Arrays.copyOf(MediaCodecUtils.SOFTWARE_IMPLEMENTATION_PREFIXES, |
| MediaCodecUtils.SOFTWARE_IMPLEMENTATION_PREFIXES.length); |
| @Override |
| public boolean test(MediaCodecInfo arg) { |
| final String name = arg.getName(); |
| for (String prefix : prefixBlacklist) { |
| if (name.startsWith(prefix)) { |
| return false; |
| } |
| } |
| return true; |
| } |
| }; |
| |
| /** Creates a HardwareVideoDecoderFactory that does not use surface textures. */ |
| @Deprecated // Not removed yet to avoid breaking callers. |
| public HardwareVideoDecoderFactory() { |
| this(null); |
| } |
| |
| /** |
| * Creates a HardwareVideoDecoderFactory that supports surface texture rendering. |
| * |
| * @param sharedContext The textures generated will be accessible from this context. May be null, |
| * this disables texture support. |
| */ |
| public HardwareVideoDecoderFactory(@Nullable EglBase.Context sharedContext) { |
| this(sharedContext, /* codecAllowedPredicate= */ null); |
| } |
| |
| /** |
| * Creates a HardwareVideoDecoderFactory that supports surface texture rendering. |
| * |
| * @param sharedContext The textures generated will be accessible from this context. May be null, |
| * this disables texture support. |
| * @param codecAllowedPredicate predicate to filter codecs. It is combined with the default |
| * predicate that only allows hardware codecs. |
| */ |
| public HardwareVideoDecoderFactory(@Nullable EglBase.Context sharedContext, |
| @Nullable Predicate<MediaCodecInfo> codecAllowedPredicate) { |
| super(sharedContext, |
| (codecAllowedPredicate == null ? defaultAllowedPredicate |
| : codecAllowedPredicate.and(defaultAllowedPredicate))); |
| } |
| } |