diff options
Diffstat (limited to 'media/libstagefright/wifi-display/ANetworkSession.cpp')
| -rw-r--r-- | media/libstagefright/wifi-display/ANetworkSession.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/media/libstagefright/wifi-display/ANetworkSession.cpp b/media/libstagefright/wifi-display/ANetworkSession.cpp index 819cd62..62a6e7f 100644 --- a/media/libstagefright/wifi-display/ANetworkSession.cpp +++ b/media/libstagefright/wifi-display/ANetworkSession.cpp @@ -407,6 +407,24 @@ status_t ANetworkSession::Session::writeMore() { do { const sp<ABuffer> &datagram = *mOutDatagrams.begin(); + uint8_t *data = datagram->data(); + if (data[0] == 0x80 && (data[1] & 0x7f) == 33) { + int64_t nowUs = ALooper::GetNowUs(); + + uint32_t prevRtpTime = U32_AT(&data[4]); + + // 90kHz time scale + uint32_t rtpTime = (nowUs * 9ll) / 100ll; + int32_t diffTime = (int32_t)rtpTime - (int32_t)prevRtpTime; + + ALOGV("correcting rtpTime by %.0f ms", diffTime / 90.0); + + data[4] = rtpTime >> 24; + data[5] = (rtpTime >> 16) & 0xff; + data[6] = (rtpTime >> 8) & 0xff; + data[7] = rtpTime & 0xff; + } + int n; do { n = send(mSocket, datagram->data(), datagram->size(), 0); @@ -424,6 +442,9 @@ status_t ANetworkSession::Session::writeMore() { } while (err == OK && !mOutDatagrams.empty()); if (err == -EAGAIN) { + if (!mOutDatagrams.empty()) { + ALOGI("%d datagrams remain queued.", mOutDatagrams.size()); + } err = OK; } |