/*
* Flazr <http://flazr.com> Copyright (C) 2009 Peter Thomas.
*
* This file is part of Flazr.
*
* Flazr is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Flazr is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Flazr. If not, see <http://www.gnu.org/licenses/>.
*/
package com.flazr.rtmp.message;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import nliveroid.nlr.main.LiveSettings;
import org.jboss.netty.buffer.ChannelBuffer;
import org.jboss.netty.buffer.ChannelBuffers;
import org.jboss.netty.buffer.DynamicChannelBuffer;
import android.graphics.Rect;
import android.util.Log;
import com.flazr.io.f4vutil.MovieInfo;
import com.flazr.io.f4vutil.TrackInfo;
import com.flazr.io.f4vutil.box.STSD.VideoSD;
import com.flazr.rtmp.RtmpHeader;
import com.flazr.rtmp.RtmpMessage;
import com.flazr.rtmp.client.Amf0Object;
import com.flazr.rtmp.client.Amf0Value;
import com.flazr.util.Utils;
public class MetadataAmf0 implements RtmpMessage {
protected String name;//常にonMetaData
protected Object[] mMetaData;//メタデータのKEY=VALUEが順に入る
protected final RtmpHeader header;
public MetadataAmf0(String name, Object... data) {//メタデータが無かった時に生成する時に呼ばれる
Log.d("MetadataAmf0","Not exists MetaData");
header = new RtmpHeader(getMessageType());
this.name = name;
this.mMetaData = data;
header.setSize(encode().readableBytes());
}
public MetadataAmf0(RtmpHeader header, ChannelBuffer in) {
this.header = header;
Log.d("MetadataAmf0","Exists MetaData"+in.capacity());
decode(in);
}
@Override
public MessageType getMessageType() {
return MessageType.METADATA_AMF0;
}
@Override
public ChannelBuffer encode() {
ChannelBuffer out = new DynamicChannelBuffer(ChannelBuffers.BIG_ENDIAN,256);
Amf0Value.encode(out, name);
Amf0Value.encode(out, mMetaData);
return out;
}
/**
* ここでメタデータの名前と値を読み込む
* Amf0Valueから、TypeTypに渡されて、型が決まり、
* valueToEnumで値が入る
* BigEndianHeapChannelBufferのsuper→HeapChannelBufferのChannelBufferが呼ばれる(HeapChannelBufferのsuperはAbstract...)
*/
@Override
public void decode(ChannelBuffer in) {
name = (String) Amf0Value.decode(in);
Log.d("MetadataAmf0","name:"+name);//必ずonMetaDataが入る
List<Object> list = new ArrayList<Object>();
Log.d("MetadataAmf0","ChannelClass :"+in.getClass().getName());
while(in.readableBytes() > 0) {//return writerIndex - readerIndex
list.add(Amf0Value.decode(in));
}
mMetaData = list.toArray();
}
@Override
public RtmpHeader getHeader() {
return header;
}
public Object getData(int index) {
if(mMetaData == null || mMetaData.length < index + 1) {
return null;
}
return mMetaData[index];
}
private Object getValue(String key) {
final Map<String, Object> map = getMap(0);
if(map == null) {
return null;
}
return map.get(key);
}
public void setValue(String key, Object value) {
if(mMetaData == null || mMetaData.length == 0) {
mMetaData = new Object[]{new LinkedHashMap<String, Object>()};
}
if(mMetaData[0] == null) {
mMetaData[0] = new LinkedHashMap<String, Object>();
}
final Map<String, Object> map = (Map) mMetaData[0];
map.put(key, value);
}
public Map<String, Object> getMap(int index) {
return (Map<String, Object>) getData(index);
}
public String getString(String key) {
return (String) getValue(key);
}
public Boolean getBoolean(String key) {
return (Boolean) getValue(key);
}
public Double getDouble(String key) {
return (Double) getValue(key);
}
public double getDuration() {
if(mMetaData == null || mMetaData.length == 0) {
return -1;
}
final Map<String, Object> map = getMap(0);
if(map == null) {
return -1;
}
final Object o = map.get("duration");
if(o == null) {
return -1;
}
return ((Double) o).longValue();
}
public void setDuration(final double duration) {
if(mMetaData == null || mMetaData.length == 0) {
mMetaData = new Object[] {Utils.createMap(new LinkedHashMap<String, Object>(),Utils.createPair("duration", duration))};
}
final Object meta = mMetaData[0];
final Map<String, Object> map = (Map) meta;
if(map == null) {
mMetaData[0] = Utils.createMap(new LinkedHashMap<String, Object>(),Utils.createPair("duration", duration));
return;
}
map.put("duration", duration);
}
//==========================================================================
public static MetadataAmf0 onPlayStatus(double duration, double bytes) {
Map<String, Object> map = Command.onStatus(Command.OnStatus.STATUS,
"NetStream.Play.Complete",
Utils.createPair("duration", duration),
Utils.createPair("bytes", bytes));
return new MetadataAmf0("onPlayStatus", map);
}
public static MetadataAmf0 rtmpSampleAccess() {
return new MetadataAmf0("|RtmpSampleAccess", false, false);
}
public static MetadataAmf0 dataStart() {
return new MetadataAmf0("onStatus", Utils.createAmfObject(new Amf0Object(),Utils.createPair("code", "NetStream.Data.Start")));
}
//==========================================================================
/**
[ (map){
duration=112.384, moovPosition=28.0, width=640.0, height=352.0, videocodecid=avc1,
audiocodecid=mp4a, avcprofile=100.0, avclevel=30.0, aacaot=2.0, videoframerate=29.97002997002997,
audiosamplerate=24000.0, audiochannels=2.0, trackinfo= [
(object){length=3369366.0, timescale=30000.0, language=eng, sampledescription=[(object){sampletype=avc1}]},
(object){length=2697216.0, timescale=24000.0, language=eng, sampledescription=[(object){sampletype=mp4a}]}
]}]
*/
//ここに何か追加するとプレビューモード時のメタデータに入る
public static MetadataAmf0 createMetaData(LiveSettings liveSetting){
Log.d("NLiveRoid","createMetaData Called");
int width = 0,height = 0;
if(liveSetting.getMode() == 2){
Rect nowSize = liveSetting.getBmpRect() == null? liveSetting.getNowActualResolution():liveSetting.getBmpRect();
width = nowSize.right;
height = nowSize.bottom;
}else if(liveSetting.getMode() == 0 || liveSetting.getMode() == 1){//プレビューかスナップ
if(liveSetting.isPortLayt()){
Rect nowSize = liveSetting.getNowPortlaytResolution();
width = nowSize.right;
height = nowSize.bottom;
}else{
Rect nowSize = liveSetting.getNowActualResolution();
width = nowSize.right;
height = nowSize.bottom;
}
}
//Metadataが欲しい時用(一時的にnullを避ける)
Map<String, Object> map = Utils.createMap(new LinkedHashMap<String, Object>(),
Utils.createPair("duration", 3600),
Utils.createPair("width", width),
Utils.createPair("height",height),
Utils.createPair("videocodecid", 2.0),
Utils.createPair("audiocodecid", 2.0),
Utils.createPair("audiosamplerate", 44100.0),
Utils.createPair("framerate", liveSetting.getUser_fps()),
Utils.createPair("encoder","NLR")
);
return new MetadataAmf0("onMetaData", map);
}
/*
* 1 JPEG (currently unused) －
2 Sorenson H.263 FLV1
3 Screen video FLV3
4 On2 VP6 FLV4
5 On2 VP6 with alpha channel FLV5
6 Screen video version 2 未対応
7 AVC 未対応
0 uncompressed
1 ADPCM
2 MP3
4 Nellymoser @ 16 kHz モノラル
5 Nellymoser、8kHz モノラル
6 Nellymoser
10 AAC
11 Speex
*/
public static MetadataAmf0 onMetaDataTest(MovieInfo movie) {
Amf0Object track1 = Utils.createAmfObject(new Amf0Object(),
Utils.createPair("length", 3369366.0),
Utils.createPair("timescale", 30000.0),
Utils.createPair("language", "eng"),
Utils.createPair("sampledescription", new Amf0Object[]{Utils.createAmfObject(new Amf0Object(),Utils.createPair("sampletype", "avc1"))})
);
Amf0Object track2 = Utils.createAmfObject(new Amf0Object(),
Utils.createPair("length", 2697216.0),
Utils.createPair("timescale", 24000.0),
Utils.createPair("language", "eng"),
Utils.createPair("sampledescription", new Amf0Object[]{Utils.createAmfObject(new Amf0Object(),Utils.createPair("sampletype", "mp4a"))})
);
Map<String, Object> map = Utils.createMap(new LinkedHashMap<String, Object>(),
Utils.createPair("duration", movie.getDuration()),
Utils. createPair("moovPosition", movie.getMoovPosition()),
Utils.createPair("width", 640.0),
Utils.createPair("height", 352.0),
Utils.createPair("videocodecid", "avc1"),
Utils.createPair("audiocodecid", "mp4a"),
Utils.createPair("avcprofile", 100.0),
Utils.createPair("avclevel", 30.0),
Utils.createPair("aacaot", 2.0),
Utils.createPair("videoframerate", 29.97002997002997),
Utils.createPair("audiosamplerate", 24000.0),
Utils.createPair("audiochannels", 2.0),
Utils.createPair("trackinfo", new Amf0Object[]{track1, track2})
);
return new MetadataAmf0("onMetaData", map);
}
public static MetadataAmf0 onMetaData(MovieInfo movie) {
Map<String, Object> map =Utils.createMap(new LinkedHashMap<String, Object>(),
Utils.createPair("duration", movie.getDuration()),
Utils.createPair("moovPosition", movie.getMoovPosition())
);
TrackInfo track1 = movie.getVideoTrack();
Amf0Object t1 = null;
if(track1 != null) {
String sampleType = track1.getStsd().getSampleTypeString(1);
t1 = Utils.createAmfObject(new Amf0Object(),
Utils.createPair("length", track1.getMdhd().getDuration()),
Utils.createPair("timescale", track1.getMdhd().getTimeScale()),
Utils.createPair("sampledescription", new Amf0Object[]{Utils.createAmfObject(new Amf0Object(),Utils.createPair("sampletype", sampleType))})
);
VideoSD video = movie.getVideoSampleDescription();
Utils.createMap(map,
Utils.createPair("width", (double) video.getWidth()),
Utils.createPair("height", (double) video.getHeight()),
Utils.createPair("videocodecid", sampleType)
);
}
TrackInfo track2 = movie.getAudioTrack();
Amf0Object t2 = null;
if(track2 != null) {
String sampleType = track2.getStsd().getSampleTypeString(1);
t2 = Utils.createAmfObject(new Amf0Object(),
Utils.createPair("length", track2.getMdhd().getDuration()),
Utils.createPair("timescale", track2.getMdhd().getTimeScale()),
Utils.createPair("sampledescription", new Amf0Object[]{Utils.createAmfObject(new Amf0Object(),Utils.createPair("sampletype", sampleType))})
);
Utils.createMap(map,
Utils.createPair("audiocodecid", sampleType)
);
}
List<Amf0Object> trackList = new ArrayList<Amf0Object>();
if(t1 != null) {
trackList.add(t1);
}
if(t2 != null) {
trackList.add(t2);
}
Utils.createMap(map, Utils.createPair("trackinfo", trackList.toArray()));
return new MetadataAmf0("onMetaData", map);
}
//==========================================================================
public String getName() {
return name;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
// sb.append(super.toString());//コメントにしたので問題がある場合がある
// sb.append("name: ")//コメントにしたので問題がある場合がある
sb.append(name)//常にonMetaData
.append(":")
.append(Arrays.toString(mMetaData));//メタデータのKEY=VALUEの全容
return sb.toString();
}
}