/*
* Copyright (C) 2014 The Android Open Source Project
*
* 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.google.android.exoplayer.demo.player;
import com.google.android.exoplayer.MediaCodecAudioTrackRenderer;
import com.google.android.exoplayer.MediaCodecVideoTrackRenderer;
import com.google.android.exoplayer.TrackRenderer;
import com.google.android.exoplayer.audio.AudioCapabilities;
import com.google.android.exoplayer.demo.player.DemoPlayer.RendererBuilder;
import com.google.android.exoplayer.extractor.Extractor;
import com.google.android.exoplayer.extractor.ExtractorSampleSource;
import com.google.android.exoplayer.text.TextTrackRenderer;
import com.google.android.exoplayer.upstream.Allocator;
import com.google.android.exoplayer.upstream.DataSource;
import com.google.android.exoplayer.upstream.DefaultAllocator;
import com.google.android.exoplayer.upstream.DefaultBandwidthMeter;
import com.google.android.exoplayer.upstream.DefaultUriDataSource;
import android.content.Context;
import android.media.MediaCodec;
import android.net.Uri;
/**
* A {@link RendererBuilder} for streams that can be read using an {@link Extractor}.
*/
public class ExtractorRendererBuilder implements RendererBuilder {
private static final int BUFFER_SEGMENT_SIZE = 64 * 1024;
private static final int BUFFER_SEGMENT_COUNT = 256;
private final Context context;
private final String userAgent;
private final Uri uri;
public ExtractorRendererBuilder(Context context, String userAgent, Uri uri) {
this.context = context;
this.userAgent = userAgent;
this.uri = uri;
}
@Override
public void buildRenderers(DemoPlayer player) {
Allocator allocator = new DefaultAllocator(BUFFER_SEGMENT_SIZE);
// Build the video and audio renderers.
DefaultBandwidthMeter bandwidthMeter = new DefaultBandwidthMeter(player.getMainHandler(),
null);
DataSource dataSource = new DefaultUriDataSource(context, bandwidthMeter, userAgent);
ExtractorSampleSource sampleSource = new ExtractorSampleSource(uri, dataSource, allocator,
BUFFER_SEGMENT_COUNT * BUFFER_SEGMENT_SIZE);
MediaCodecVideoTrackRenderer videoRenderer = new MediaCodecVideoTrackRenderer(context,
sampleSource, MediaCodec.VIDEO_SCALING_MODE_SCALE_TO_FIT, 5000, player.getMainHandler(),
player, 50);
MediaCodecAudioTrackRenderer audioRenderer = new MediaCodecAudioTrackRenderer(sampleSource,
null, true, player.getMainHandler(), player, AudioCapabilities.getCapabilities(context));
TrackRenderer textRenderer = new TextTrackRenderer(sampleSource, player,
player.getMainHandler().getLooper());
// Invoke the callback.
TrackRenderer[] renderers = new TrackRenderer[DemoPlayer.RENDERER_COUNT];
renderers[DemoPlayer.TYPE_VIDEO] = videoRenderer;
renderers[DemoPlayer.TYPE_AUDIO] = audioRenderer;
renderers[DemoPlayer.TYPE_TEXT] = textRenderer;
player.onRenderers(renderers, bandwidthMeter);
}
@Override
public void cancel() {
// Do nothing.
}
}