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Adding a new test helper RtpFileWriter and use it in RTPcat

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This new helper class writes RTP packets to file in rtpdump format.
A unit test is also included.

The new test class is used while re-writing the test tool RTPcat.

BUG=2692
R=pbos@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/28099004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7768 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
henrik.lundin@webrtc.org
2014-12-01 11:25:04 +00:00
parent 4796301c0e
commit 83317146ba
8 changed files with 248 additions and 59 deletions
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20
webrtc/test/rtp_file_reader.cc
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@ -91,11 +91,11 @@ class RtpDumpReader : public RtpFileReaderImpl {
uint32_t source;
uint16_t port;
uint16_t padding;
TRY(Read(&start_sec));
TRY(Read(&start_usec));
TRY(Read(&source));
TRY(Read(&port));
TRY(Read(&padding));
TRY(ReadUint32(&start_sec));
TRY(ReadUint32(&start_usec));
TRY(ReadUint32(&source));
TRY(ReadUint16(&port));
TRY(ReadUint16(&padding));
return true;
}
@ -107,9 +107,9 @@ class RtpDumpReader : public RtpFileReaderImpl {
uint16_t len;
uint16_t plen;
uint32_t offset;
TRY(Read(&len));
TRY(Read(&plen));
TRY(Read(&offset));
TRY(ReadUint16(&len));
TRY(ReadUint16(&plen));
TRY(ReadUint32(&offset));
// Use 'len' here because a 'plen' of 0 specifies rtcp.
len -= kPacketHeaderSize;
@ -130,7 +130,7 @@ class RtpDumpReader : public RtpFileReaderImpl {
}
private:
bool Read(uint32_t* out) {
bool ReadUint32(uint32_t* out) {
*out = 0;
for (size_t i = 0; i < 4; ++i) {
*out <<= 8;
@ -142,7 +142,7 @@ class RtpDumpReader : public RtpFileReaderImpl {
return true;
}
bool Read(uint16_t* out) {
bool ReadUint16(uint16_t* out) {
*out = 0;
for (size_t i = 0; i < 2; ++i) {
*out <<= 8;