audiorecordを使用して送信音声データをローカルサーバーにすぐに送信しようとしています.音声を録音してSDカードに保存することはできますが、音声音声をバッファに保存し、HTTP POSTを使用してサーバーにすぐに送信します. 打たれた..どうすれば進めますか?私はこのアプリをICS、つまりAndroid 4.0.3バージョンで作成しています。
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解決策を得ました..音声データをjsonarrayとしてサーバーに送信し、jsonオブジェクトとして受け取ります。jsonobject を短い配列に変換し、オーディオトラックに書き込み、再生します。これがサンプルコードの動作です。
public void SendAudio() {
String LOG_TAG = null;
long SAMPLE_INTERVAL = 1;
Log.e(LOG_TAG, "start send thread, thread id: ");
int bytes_read = 0;
int bytes_count = 0;
br = br % 5;
br++;
try {
HttpClient httpclient = new DefaultHttpClient();
HttpClient httpclient_recv = new DefaultHttpClient();
// System.out.println("mmdata--------- " + value);
HttpPost httppost = new HttpPost("http://192.168.1.39/call");
HttpPost httppost_recv = new HttpPost("http://192.168.1.39/ping");
// Unix time stamp
long unixTime = System.currentTimeMillis();
String timestamp = String.valueOf(unixTime);
// Json Format
JSONObject holder = new JSONObject();
JSONObject holder_recv = new JSONObject();
JSONArray jArray = new JSONArray();
try {
holder.put("UserId", "1");
holder.put("TimeStamp", timestamp);
holder.put("SessionId", "1");
Queue<byte[]> qArray = new LinkedList<byte[]>();
qArray.add(bData);
byte[] tmparr = qArray.poll();
for (int i = 0; i < tmparr.length; i++) {
jArray.put(i, tmparr[i]);
}
System.out.println("send audio -- " + jArray);
holder.put("MMData", jArray.toString());
System.out.println("JSON -- " + holder.toString());
holder_recv.put("UserId", "1");
holder_recv.put("TimeStamp", timestamp);
holder_recv.put("SeqNo", "100");
holder_recv.put("SessionId", "0");
} catch (JSONException e1) {
e1.printStackTrace();
}
System.out.println("time " + timestamp);
try {
StringEntity se = new StringEntity(holder.toString());
StringEntity se_recv = new StringEntity(holder_recv.toString());
se.setContentType(new BasicHeader(HTTP.CONTENT_TYPE,
"application/json"));
se_recv.setContentType(new BasicHeader(HTTP.CONTENT_TYPE,
"application/json"));
httppost.setEntity(se);
httppost_recv.setEntity(se_recv);
HttpResponse response = httpclient.execute(httppost);
HttpResponse response_recv = httpclient_recv
.execute(httppost_recv);
if (response_recv != null) {
t = EntityUtils.toString(response_recv.getEntity());
System.out.println("after response -- " + t);
Queue<String> qe = new LinkedList<String>();
qe.add(t);
t = null;
System.out.println("on play side ...1 ");
try {
System.out.println("on play side ...2 ");
JSONObject get = new JSONObject(qe.poll());
// JSONArray jArray_recv = get.getJSONArray("MMData");
String mmdata = (String) get.get("MMData");
JSONObject temp2 = new JSONObject("{ \"MMData\" : "
+ mmdata + "}");
JSONArray jArray_recv = temp2.getJSONArray("MMData");
System.out.println("jsonarray -- " + jArray_recv);
// String timeData = (String) get.get("TimeStamp");
String userData = (String) get.get("UserId");
// String sessionId = (String) get.get("TimeStamp");
System.out.println("on play side ...3 ");
// if (Long.valueOf(timeData) > ts)
{
// ts = Long.valueOf(timeData);
System.out.println("on play side ...4 ");
if (at != null) {
System.out.println("on play side ...5 ");
byte[] shortArray = new byte[jArray_recv
.length()];
for (int i = 0; i < jArray_recv.length(); i++) {
shortArray[i] = (byte) jArray_recv
.getInt(i);
}
jArray_recv = null;
System.out.println("recv audio -- " + br
+ " ----" + shortArray);
byte[] temp = shortArray;
shortArray = null;
byte[] bArray = temp;
temp = null;
byte[][] newbarray = new byte[5][1024];
newbarray[br - 1] = bArray;
byte[] sbayyay = new byte[1024 * 5];
System.arraycopy(bArray, 0, sbayyay,
(br - 1) * 1024, bArray.length);
if (br == 5) {
for (int i = 0; i < 5; i++) {
System.out.println("in for---" + i
+ "----" + sbayyay.length);
// System.arraycopy(newbarray[i], 0,
// sbayyay, i * 1024,
// bArray.length);
}
System.out.println("bsbsbsbs --- "
+ new String(sbayyay));
at.write(sbayyay, 0, sbayyay.length);
at.play();
}
}
else {
Log.d("Audio",
"audio track is not initialised ");
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (Exception e) {
System.out.println("Exception");
e.printStackTrace();
}
bytes_count += bytes_read;
Log.d(LOG_TAG, "bytes_count : " + bytes_count);
Thread.sleep(SAMPLE_INTERVAL, 0);
} catch (InterruptedException ie) {
Log.e(LOG_TAG, "InterruptedException");
}
}
于 2012-09-22T10:17:57.273 に答える