Rename neteq4 folder to neteq

Keep the old neteq4/audio_decoder_unittests.isolate while waiting for
a hard-coded reference to change.

This CL effectively reverts r6257 "Rename neteq4 folder to neteq".

BUG=2996
TBR=tina.legrand@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/21629004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@6367 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/modules/audio_coding/neteq/test/RTPtimeshift.cc

@@ -0,0 +1,99 @@
+/*
+ *  Copyright (c) 2011 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.
+ */
+
+#include <algorithm>
+#include <stdio.h>
+#include <vector>
+
+#include "NETEQTEST_RTPpacket.h"
+#include "gtest/gtest.h"
+
+/*********************/
+/* Misc. definitions */
+/*********************/
+
+#define FIRSTLINELEN 40
+
+
+int main(int argc, char* argv[])
+{
+    if(argc < 4 || argc > 6)
+    {
+        printf("Usage: RTPtimeshift in.rtp out.rtp newStartTS [newStartSN [newStartArrTime]]\n");
+        exit(1);
+    }
+
+	FILE *inFile=fopen(argv[1],"rb");
+	if (!inFile)
+    {
+        printf("Cannot open input file %s\n", argv[1]);
+        return(-1);
+    }
+    printf("Input RTP file: %s\n",argv[1]);
+
+	FILE *outFile=fopen(argv[2],"wb");
+	if (!outFile)
+    {
+        printf("Cannot open output file %s\n", argv[2]);
+        return(-1);
+    }
+	printf("Output RTP file: %s\n\n",argv[2]);
+
+    // read file header and write directly to output file
+	const unsigned int kRtpDumpHeaderSize = 4 + 4 + 4 + 2 + 2;
+	char firstline[FIRSTLINELEN];
+	EXPECT_TRUE(fgets(firstline, FIRSTLINELEN, inFile) != NULL);
+	EXPECT_GT(fputs(firstline, outFile), 0);
+	EXPECT_EQ(kRtpDumpHeaderSize,
+	          fread(firstline, 1, kRtpDumpHeaderSize, inFile));
+	EXPECT_EQ(kRtpDumpHeaderSize,
+	          fwrite(firstline, 1, kRtpDumpHeaderSize, outFile));
+	NETEQTEST_RTPpacket packet;
+	int packLen = packet.readFromFile(inFile);
+	if (packLen < 0)
+	{
+	    exit(1);
+	}
+
+    // get new start TS and start SeqNo from arguments
+	uint32_t TSdiff = atoi(argv[3]) - packet.timeStamp();
+	uint16_t SNdiff = 0;
+	uint32_t ATdiff = 0;
+    if (argc > 4)
+    {
+        int startSN = atoi(argv[4]);
+        if (startSN >= 0)
+            SNdiff = startSN - packet.sequenceNumber();
+        if (argc > 5)
+        {
+            int startTS = atoi(argv[5]);
+            if (startTS >= 0)
+                ATdiff = startTS - packet.time();
+        }
+    }
+
+    while (packLen >= 0)
+    {
+
+        packet.setTimeStamp(packet.timeStamp() + TSdiff);
+        packet.setSequenceNumber(packet.sequenceNumber() + SNdiff);
+        packet.setTime(packet.time() + ATdiff);
+
+        packet.writeToFile(outFile);
+
+        packLen = packet.readFromFile(inFile);
+
+    }
+
+    fclose(inFile);
+    fclose(outFile);
+
+    return 0;
+}