<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><font face="Times New Roman">Hello~</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><font face="Times New Roman"> </font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><font face="Times New Roman">I have several questions about streaming MPEG-4 and Amr bitstream to Darwin server: (client side: QT player)</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><font face="Times New Roman"> </font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><font face="Times New Roman"><span lang="EN-US" style="mso-fareast-font-family: 'Times New Roman'">
<span style="mso-list: Ignore">1.<span style="FONT: 7pt 'Times New Roman'"> </span></span></span><span lang="EN-US">Video Source: capture and encode them to MPEG-4 bistreams using filters(ffdshow), and then call live server to stream these bitstreams (using modified Device Source class) to Darwin server, and I use the QT player to browse my content, in the beginning, it played but delayed 10 secs ( I thought it may be caused by buffer), but while it played about 1 minute, it seemed it played real time (delay time < 1 sec), how did it make? At this time, I looked up its frame rate from QT player, its value was just half of original frame rate, why? Could you help me?
</span></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><font face="Times New Roman"><span lang="EN-US" style="mso-fareast-font-family: 'Times New Roman'">
<span style="mso-list: Ignore">2.<span style="FONT: 7pt 'Times New Roman'"> </span></span></span><span lang="EN-US">Audio Source: capture audio samples and encode them to amr bistreams , and then call live server to stream these bitstreams (I modify AMRAudioFileSource class to receive our encoded bitstraems) to Darwin server, and I use the QT player to listen my voice, it played but always delayed 10 secs ( I thought it may be caused by buffer), why was it different from video playback? Could you help me?
</span></font></p>
<div class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><font face="Times New Roman"><span lang="EN-US" style="mso-fareast-font-family: 'Times New Roman'">
<span style="mso-list: Ignore">3.<span style="FONT: 7pt 'Times New Roman'"> </span></span></span><span lang="EN-US">Audio/ Video Sync: when I stream audio and video bitstreams at the same time, QT played video and audio synchronously but delayed 10 secs (compare with real image and voice), while playing about 1 minute, the video was almost as same as the real-time image and the audio was still 10 secs delay, could you tell me how to solve this sync problem??
</span></font></div>
<div class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><font face="Times New Roman"><span lang="EN-US"></span></font> </div>
<div class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><font face="Times New Roman"><span lang="EN-US">Thank you..</span></font></div>