/// <summary>
/// 载入一个音频
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
private AudioClip LoadAudicClip(string name)
{
if (!ClipIsExit(name))
{
Debug.LogError("The audio name: " + name + " is not exit!");
return(null);
}
AudioClip clip = null;
if (ClipCacheDic.ContainsKey(name) && ClipCacheDic[name] != null)
{
AudioCache cache = ClipCacheDic[name];
clip = cache.GetClip();
}
if (clip != null)
{
return(clip);
}
AudioCache temp = new AudioCache();
ClipCacheDic.Add(name, temp);
ResourceRequest rr = Resources.LoadAsync(configDic[name]);
temp.Asset = rr.asset;
clip = temp.GetClip();
return(clip);
}
void Update()
{
for (int i = 0; i < toFreeList.Count; ++i)
{
AudioChannel channel = toFreeList[i];
// 回收AudioClip
Dictionary <string, AudioCache> .Enumerator er = ClipCacheDic.GetEnumerator();
while (er.MoveNext())
{
if (er.Current.Key.Equals(channel.Name))
{
AudioCache cache = er.Current.Value;
cache.AddClip(channel.Clip);
channel.Reset();
}
}
// 回收AudioChannel
freeList.Add(channel);
useList.Remove(channel);
if (useList.Count + freeList.Count > _maxChannel && freeList.Count > 0)
{
GameObject obj = freeList[0].gameObject;
freeList.RemoveAt(0);
GameObject.Destroy(obj);
}
}
toFreeList.Clear();
}
/// <summary>
/// 获取音频
/// </summary>
/// <param name="id"></param>
/// <param name="flag"></param>
/// <param name="source"></param>
public static void GetAudioPacket(int id, int flag, byte[] source)
{
CompressPacket packet = AudioDecoder(source);
byte[] data = new byte[packet.DataLength];
Buffer.BlockCopy(packet.Data, 0, data, 0, packet.CompLength);
float[] sample = Speex.DeCompress(data, packet.CompLength);
AudioCache Cache = null;
if (AudioCacheDic.Keys.Contains(id))
{
Cache = AudioCacheDic[id];
}
else
{
//最大接收人数限制
if (AudioCacheDic.Count < MaxSpeakNum)
{
Cache = new AudioCache(id, flag);
AudioCacheDic.Add(id, Cache);
}
}
#if DEBUG
Debug.Log("UpdateAudioLength: " + packet.AudioLength);
#endif
if (Cache != null)
{
Cache.UpData(flag, packet.AudioLength, sample);
}
//#if DEBUG
// Debug.Log("接收：" + Cache.data.Count);
//#endif
}
public void PlaySound(string sound)
{
AudioClip c = AudioCache.GetItemClip(sound);
if (c != null)
{
AudioManager.Instance.PlayOneShot(transform.position, c, 0.5f, 1f);
}
}
/// <summary>
/// 预加载音效
/// </summary>
/// <param name="name"></param>
public void AddPreLoad(string name)
{
if (ClipCacheDic.ContainsKey(name) && ClipCacheDic[name] != null)
{
return;
}
AudioCache temp = new AudioCache();
ClipCacheDic.Add(name, temp);
ResourceRequest rr = Resources.LoadAsync(configDic[name]);
temp.Asset = rr.asset;
}
public bool readPreviousTag(Stream stream)
{
var p = stream.Position;
//Debug.WriteLine("readPreviousTag：{0}({0:X})+4+11=>{1}({1:X})", p,p+11+4);
var PreviousTagSize = stream.ReadUInt32(); //4 倒置读取位置
FlvTag flvTag = FlvTag.createTag(stream); //11 头部
if (flvTag == null)
{
return(false);
}
var data = flvTag.LoadTagData(stream);
//媒体数据
if (flvTag is ScriptDataTag)
{
MediaData = flvTag as ScriptDataTag;
return(true);
}
//音频头帧
if (flvTag is AudioTag)
{
var tag = flvTag as AudioTag;
if (FirstAudio == null)
{
FirstAudio = tag as AudioTag;
return(true);
}
AudioCache.Enqueue(tag);
}
//视频头帧
if (flvTag is VideoTag)
{
var tag = flvTag as VideoTag;
if (FirstVideo == null)
{
FirstVideo = flvTag as VideoTag;
return(true);
}
VideoCache.Enqueue(tag);
}
return(true);
}
void Update()
{
for (int i = 0; i < mUseList.Count; ++i)
{
AudioChannel channel = mUseList[i];
channel.UpdateChannel();
}
for (int i = 0; i < mToFreeList.Count; ++i)
{
AudioChannel channel = mToFreeList[i];
// 回收AudioClip
Dictionary <string, AudioCache> .Enumerator er = mClipCacheDic.GetEnumerator();
while (er.MoveNext())
{
if (er.Current.Key.Equals(channel.Name))
{
AudioCache cache = er.Current.Value;
cache.AddClip(channel.Clip);
channel.Reset();
break;
}
}
// 回收AudioChannel
mFreeList.Add(channel);
mUseList.Remove(channel);
if (mUseList.Count + mFreeList.Count > mMaxChannel && mFreeList.Count > 0)
{
GameObject obj = mFreeList[0].gameObject;
mFreeList.RemoveAt(0);
GameObject.Destroy(obj);
}
}
mToFreeList.Clear();
if (mPlayList.Count != 0)
{
AudioChannel channel = mPlayList[0];
mPlayList.RemoveAt(0);
channel.Play();
}
}
/// <summary>
/// 载入一个音频
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
private AudioClip LoadAudicClip(string name)
{
if (!ClipIsExit(name))
{
Debugger.LogError("The audio name: " + name + " is not exit!");
return(null);
}
AudioClip clip = null;
if (mClipCacheDic.ContainsKey(name))
{
if (mClipCacheDic[name] != null)
{
AudioCache cache = mClipCacheDic[name];
clip = cache.GetClip();
}
else
{
mClipCacheDic.Remove(name);
}
}
if (clip != null)
{
return(clip);
}
ResourceMisc.AssetWrapper aw = ioo.resourceManager.LoadAsset(mConfigDic[name], typeof(AudioClip));
if (null == aw)
{
Debugger.LogError("The AudioClip name: " + name + " is not exit, please check the assetbundle");
return(null);
}
clip = (AudioClip)aw.GetAsset();
AudioCache temp = new AudioCache();
mClipCacheDic.Add(name, temp);
temp.Asset = aw.GetAsset();
clip = temp.GetClip();
return(clip);
}
private Game()
{
world = GameObject.Find("World").GetComponent <World>();
audio = new AudioCache().Load();
}
bool Reload(double time)
{
Stream m = null;
int i = 0;
try {
for (i = 0; i < times.Count; i++)
{
if (times[i] >= time)
{
m = this.CreateStream();
m.Position = kfs[i] - 4;
newFrame = true;
break;
}
}
}
catch (Exception e) {
m = null;
}
if (m != null)
{
VideoCache.Clear();
AudioCache.Clear();
var dm = MainStream;
if (dm != null)
{
Task.Run(async() => {
await Task.Delay(1000);
dm.Dispose();
});
}
MainStream = m;;
Debug.WriteLine(time + "==> TIMER：" + times[i] + " KFS:{0}({0:X})", kfs[i]);
}
if (!running)
{
running = true;
Debug.WriteLine("==running:true==");
Task.Run(async() => {
try {
while (true)
{
if (VideoCache.Count > 1024 || AudioCache.Count > 1024)
{
await Task.Delay(500);
//Debug.WriteLine("@@@ WAIT:RUNNING:" + VideoCache.Count + "|" + AudioCache.Count + " @@@");
continue;
}/*
* if (MainStream != m && MainStream != null) {
* m = MainStream;
* Debug.WriteLine("==running:update==");
* }*/
if (!this.readPreviousTag(MainStream))
{
break;
}
}
Debug.WriteLine("==running:false==");
Debug.WriteLine("END:" + MainStream.Position + "/" + MainStream.Length);
running = false;
}
catch (Exception ERR) {
Debug.WriteLine("==running:catch==");
running = false;
await Task.Delay(3000);
Debug.WriteLine(ERR);
Reload(time);
//throw;
}
});
}
return(m != null);
}
bool Reload(double time)
{
Stream m = null;
try {
for (int i = 0; i < times.Count; i++)
{
if (times[i] >= time)
{
m = this.CreateStream();
//Debug.WriteLine("====Reload:"+i+"=====:" );
Debug.WriteLine(time + "==> TIMER：" + times[i] + " KFS:{0}({0:X})", kfs[i]);
m.Position = kfs[i] - 4;
VideoCache.Clear();
AudioCache.Clear();
break;
}
}
}
catch (Exception e) {
m = null;
Debug.WriteLine(e);
}
if (m == null)
{
return(false);
}
else
{
MainStream = m;
}
if (!running)
{
running = true;
Debug.WriteLine("==running:true==");
Task.Run(async() => {
try {
while (true)
{
if (VideoCache.Count > 1024 || AudioCache.Count > 1024)
{
await Task.Delay(500);
//Debug.WriteLine("@@@ WAIT:RUNNING:" + VideoCache.Count + "|" + AudioCache.Count + " @@@");
continue;
}
if (!this.readPreviousTag(MainStream))
{
break;
}
}
Debug.WriteLine("==running:false==");
running = false;
}
catch (Exception ERR) {
Debug.WriteLine("==running:false==");
running = false;
Debug.WriteLine(ERR);
Reload(time + 5);
//throw;
}
});
}
return(true);
}
