search for: qrxscale

...ptimize for maximum speed (/Oxt flag, previously it was default, which is mapped to /O2). (yeah I know those were silly mistakes) I tried with narrowband only, and audio is good. I also tried with adding compiler flags which I thought would be appropriate for my processor ("/QRarch5T /QRdsp /QRxscale" options), but lacking a good CPU monitor I don't how much improvement I got. My task manager showed that the CPU usage for my app is 3%, obviously this is wrong. If anyone else can share their optimization tips that would be great. Then we can put all the info together in the wiki. Chee...

Dear all, i am currently evaluating which codec to be used for a "very narrowband" voice communication system (using either VoIP either GSM CSD) on mobile devices running Windows Mobile and Symbian OS. I had experience in using AMR-NB 4.75 with VAD on Symbian OS and all worked very well. However, AMR it's not royalty free and if i need to use it on Windows Mobile i will need