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Flash AS3Ä¿Ç°²»Ö§³ÖAECµÄ´¦Àí

http://forums.adobe.com/thread/448445
Flash AS3Ä¿Ç°²»Ö§³ÖAECµÄ´¦Àí
Travis, have you managed to find a work around? I have been thinking about a server side solution. It basically involves decoding the Speex stream to RAW, running an AEC algorithm, re-encoding and sending the data on its way. Its just a thought and I not sure on the additional latency it will add.
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server side AEC post encoding:  http://lists.xiph.org/pipermail/speex-dev/2007-July/005935.html
For AEC, the following conditions must be met:
1) No codec must be used in the echo path (maybe G.711 is OK)
2) There must not be any drift in the sampling clocks
3) There must not be any audio samples lost on the echo path
The entire path from AEC to loudspeaker and from mic back to AEC must be free of any non-linearity, codec, drift
It turns out the Adobe does have AEC. They use it on Adobe Connect Pro http://www.adobe.com/products/acrobatconnectpro/. The AEC is delivered via a F ......

flash lite ×ö³ÌÐòÕæÂé·³!

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SPI flash²Ù×÷ʱ¾­Ñé½Ìѵ

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          decide the SPICS configuration in the master mode£¬if P_IO_Ctrl[10] set 1, the IOA[12] as GPIO function, if P_IO_Ctrl[10]  set 0, the IOA[12] as SPICS hardware function” ÎÒµ±Ê±Ã»ÓкúÃÌå»áÕâ¾ä»°µÄÒâ˼£¬¼òµ¥µÄÈÏΪÎÒÔÚʹÓÃSPI flash֮ǰ¾Ík¿Ï¶¨ÐèÒª°ÑP_IO_Ctrl[10]ÉèÖÃΪ 0£¬ ÆäʵÕâÊÇ´íÎóµÄÈÏʶ¡£
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