I can't use 3.31 release, but 3.19 release works on the same platform

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  Hi All:

  My Bluetooth earphone is Motorola HT820.

  

  1. When I try to use bluez-utils 3.31 on my desktop (Ubuntu7.10), there are some issues: (but there is no such issue when I use 3.19 version on this same platform). Should I update some other package besides bluez-utils and bluez-libs?

  "

  halley@azhao2ubtg2:~$ aplay /home/halley/media/audio/Track27.wav

  ALSA lib pcm_bluetooth.c:1501:(audioservice_recv) Error receiving data from audio service: Success(0)

  ALSA lib pcm_bluetooth.c:1517:(audioservice_expect) Bogus message BT_GETCAPABILITIES_REQ received while BT_GETCAPABILITIES_RSP was expected

  aplay: main:545: audio open error: Invalid argument

  "

  

  2. When I use bluez-utils 3.19 version, application calls snd_pcm_hw_params() sometimes will got return value "1". (The function description says it will be 0 for success and negative number for failure). The positive value makes me puzzled.

  

      /* Apply parameters */

   err = snd_pcm_hw_params(m_pAlsaPCMHandle, hwparams);

   if (err < 0)

      {

          HXLOGL1 ( HXLOG_ADEV, "snd_pcm_hw_params: %s",

                    snd_strerror(err));

          m_wLastError = RA_AOE_NOTENABLED;

   }

  

      /* read buffer & period sizes */

      snd_pcm_uframes_t buffer_size = 0;

      snd_pcm_uframes_t period_size = 0;

  

      if (err == 0)

      {

 

3. Ubuntu hardy has included bluez-utils 3.26 version; but I found there are many XRun errors when I use helix engine.

 

 

ZHAO, Halley (Aihua)

Email: halley.zhao@intel.com

Tel: +86(21)61166476

iNet: 8821-6476

SSG/OTC/UMD

 

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