<html><head><meta http-equiv="Content-Type" content="text/html charset=big5"><base href="x-msg://2021/"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">It's very unlikely that the LIVE555 version upgrade caused your crash. More likely, it somehow exposed a bug in your code that already existed.<div><br></div><div><br><div><blockquote type="cite"><div lang="ZH-TW" link="blue" vlink="purple" style="font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div class="WordSection1" style="page: WordSection1; "><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Calibri, sans-serif; "><span lang="EN-US">The following is the crash message.<o:p></o:p></span></div><div style="border-style: double none; border-top-color: windowtext; border-top-width: 2.25pt; border-bottom-color: windowtext; border-bottom-width: 2.25pt; padding: 1pt 0cm; position: static; z-index: auto; "><div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: Calibri, sans-serif; border: none; padding: 0cm; "><span lang="EN-US">FramedSource[0x16338d0]::getNextFrame(): attempting to read more than once at the same time!</span></div></div></div></div></blockquote><div><br></div></div>This error message means that somewhere - in your code - you are calling "getNextFrame()" on an object while it is already handling a previous call to "getNextFrame()" - i.e., before the 'afteGettingFunc' that was passed to the previous call to "getNextFrame()" has been called.</div><div><br></div><div>I suspect that the problem is in your code for your own audio and video source classes - in particular, your implementation of the "doGetNextFrame()" virtual function in these classes. Because these classes should do asynchronous (i.e., non-blocking) I/O, you need to be especially careful to properly handle the case when "doGetNextFrame()" is called when no new data is immediately available.</div><br><br><div apple-content-edited="true">
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; ">Ross Finlayson<br>Live Networks, Inc.<br><a href="http://www.live555.com/">http://www.live555.com/</a></span></span>
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