Changes between Initial Version and Version 1 of Audio_Device/C-Media_USB_1


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Timestamp:
Feb 25, 2008 3:25:21 PM (14 years ago)
Author:
bennylp
Comment:

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  • Audio_Device/C-Media_USB_1

    v1 v1  
     1'''[wiki:Audio_Device/Tests Sound Device Tests]''' 
     2 
     3'''Table of Contents:''' 
     4 
     5[[PageOutline(2-3,,inline)]] 
     6 
     7---- 
     8 
     9= SoundMAX Integrated Digital Audio = 
     10 
     11== Hardware == 
     12||Name:||C-Media USB Headphone Set|| 
     13||System:||HP d230 MT (DQ357T) Desktop PC,Windows XP SP2, P4 2.6GHz, 1GB RAM|| 
     14||Vendor:||C-Media?|| 
     15||Chipset:||C-Media CM108|| 
     16||Driver:||Microsoft, 7/1/2001, ver 5.1.2535.0|| 
     17 
     18 
     19== Results == 
     20 
     21=== Test Date: 25/02/2008: === 
     22 
     23Software: 
     24 * PJMEDIA, !PortAudio WMME, version 0.8-trunk date 25/02/2008, Release version 
     25 
     26Results: 
     27||                          || 8 HKz || 16 KHz || 44.1KHz || 48 KHz || 
     28|| Play jitter (min/avg/max)|| 9.996/23.070/30.254 || 9.996/23.428/40.040 || 9.996/23.306/30.283|| 9.996/23.306/30.282 || 
     29|| Rec jitter (min/avg/max) || 9.997/23.071/30.526 || 9.997/23.429/39.922 || 9.996/23.308/30.278 || 9.996/23.307/30.170 || 
     30|| playback-capture drifts (samples/sec)     || 0 || -48 || -132 || -143 || 
     31 
     32==== Test logs ==== 
     33@8KHz: 
     34{{{ 
     35 15:17:11.688 os_core_win32. pjlib 0.8.0-trunk for win32 initialized 
     36 15:17:11.797      pasound.c PA message: Pa_GetDeviceInfo: Num input channels reported as 65535! Changed to 2. 
     37 15:17:11.797      pasound.c PA message: Pa_GetDeviceInfo: Num input channels reported as 65535! Changed to 2. 
     38 15:17:11.797      pasound.c PA message: Pa_GetDeviceInfo: Num output channels reported as 65535! Changed to 2. 
     39 15:17:11.797      pasound.c PA message: Pa_GetDeviceInfo: Num output channels reported as 65535! Changed to 2. 
     40 15:17:11.969      pasound.c PortAudio sound library initialized, status=0 
     41 15:17:11.969      pasound.c PortAudio host api count=3 
     42 15:17:11.969      pasound.c Sound device count=12 
     43 15:17:11.969          pjlib WinNT IOCP I/O Queue created (0085681C) 
     44 15:17:11.969      sndtest.c Found 12 devices: 
     45 15:17:11.969      sndtest.c  0: Microsoft Sound Mapper - Input (capture=2, playback=0) 
     46 15:17:11.969      sndtest.c  1: C-Media USB Headphone Set   (capture=2, playback=0) 
     47 15:17:11.969      sndtest.c  2: SoundMAX Digital Audio (capture=2, playback=0) 
     48 15:17:11.969      sndtest.c  3: Microsoft Sound Mapper - Output (capture=0, playback=2) 
     49 15:17:11.969      sndtest.c  4: C-Media USB Headphone Set   (capture=0, playback=2) 
     50 15:17:11.969      sndtest.c  5: SoundMAX Digital Audio (capture=0, playback=2) 
     51 15:17:11.969      sndtest.c  6: Primary Sound Capture Driver (capture=1, playback=0) 
     52 15:17:11.969      sndtest.c  7: C-Media USB Headphone Set   (capture=1, playback=0) 
     53 15:17:11.969      sndtest.c  8: SoundMAX Digital Audio (capture=2, playback=0) 
     54 15:17:11.969      sndtest.c  9: Primary Sound Driver (capture=0, playback=2) 
     55 15:17:11.969      sndtest.c  10: C-Media USB Headphone Set   (capture=0, playback=2) 
     56 15:17:11.969      sndtest.c  11: SoundMAX Digital Audio (capture=0, playback=2) 
     57 15:17:12.032      sndtest.c Testing playback device Microsoft Sound Mapper - Output 
     58 15:17:12.032      sndtest.c Testing capture device Microsoft Sound Mapper - Input 
     59 15:17:12.235      sndtest.c  Please wait while test is in progress (~11 secs).. 
     60 15:17:23.344      sndtest.c  Dumping results: 
     61 15:17:23.344      sndtest.c   Parameters: clock rate=8000Hz, 80 samples/frame 
     62 15:17:23.344      sndtest.c   Playback stream report: 
     63 15:17:23.344      sndtest.c    Duration: 10s.110 
     64 15:17:23.344      sndtest.c    Frame interval: min=0.001ms, max=30.256ms 
     65 15:17:23.344      sndtest.c    Jitter: min=9.996ms, avg=23.070ms, max=30.254ms 
     66 15:17:23.344      sndtest.c   Capture stream report: 
     67 15:17:23.344      sndtest.c    Duration: 10s.110 
     68 15:17:23.344      sndtest.c    Frame interval: min=0.001ms, max=30.528ms 
     69 15:17:23.344      sndtest.c    Jitter: min=9.997ms, avg=23.071ms, max=30.526ms 
     70 15:17:23.344      sndtest.c   Checking for clock drifts: 
     71 15:17:23.344      sndtest.c    No clock drifts is detected 
     72 15:17:23.344      sndtest.c  Test completed with some warnings 
     73}}} 
     74 
     75@16KHz: 
     76{{{ 
     77 15:19:22.922 os_core_win32. pjlib 0.8.0-trunk for win32 initialized 
     78 15:19:23.016      pasound.c PA message: Pa_GetDeviceInfo: Num input channels reported as 65535! Changed to 2. 
     79 15:19:23.016      pasound.c PA message: Pa_GetDeviceInfo: Num input channels reported as 65535! Changed to 2. 
     80 15:19:23.016      pasound.c PA message: Pa_GetDeviceInfo: Num output channels reported as 65535! Changed to 2. 
     81 15:19:23.016      pasound.c PA message: Pa_GetDeviceInfo: Num output channels reported as 65535! Changed to 2. 
     82 15:19:23.188      pasound.c PortAudio sound library initialized, status=0 
     83 15:19:23.188      pasound.c PortAudio host api count=3 
     84 15:19:23.188      pasound.c Sound device count=12 
     85 15:19:23.188          pjlib WinNT IOCP I/O Queue created (0085681C) 
     86 15:19:23.188      sndtest.c Found 12 devices: 
     87 15:19:23.188      sndtest.c  0: Microsoft Sound Mapper - Input (capture=2, playback=0) 
     88 15:19:23.188      sndtest.c  1: C-Media USB Headphone Set   (capture=2, playback=0) 
     89 15:19:23.188      sndtest.c  2: SoundMAX Digital Audio (capture=2, playback=0) 
     90 15:19:23.188      sndtest.c  3: Microsoft Sound Mapper - Output (capture=0, playback=2) 
     91 15:19:23.188      sndtest.c  4: C-Media USB Headphone Set   (capture=0, playback=2) 
     92 15:19:23.188      sndtest.c  5: SoundMAX Digital Audio (capture=0, playback=2) 
     93 15:19:23.188      sndtest.c  6: Primary Sound Capture Driver (capture=1, playback=0) 
     94 15:19:23.188      sndtest.c  7: C-Media USB Headphone Set   (capture=1, playback=0) 
     95 15:19:23.188      sndtest.c  8: SoundMAX Digital Audio (capture=2, playback=0) 
     96 15:19:23.188      sndtest.c  9: Primary Sound Driver (capture=0, playback=2) 
     97 15:19:23.188      sndtest.c  10: C-Media USB Headphone Set   (capture=0, playback=2) 
     98 15:19:23.188      sndtest.c  11: SoundMAX Digital Audio (capture=0, playback=2) 
     99 15:19:23.250      sndtest.c Testing playback device Microsoft Sound Mapper - Output 
     100 15:19:23.250      sndtest.c Testing capture device Microsoft Sound Mapper - Input 
     101 15:19:23.454      sndtest.c  Please wait while test is in progress (~11 secs).. 
     102 15:19:34.625      sndtest.c  Dumping results: 
     103 15:19:34.625      sndtest.c   Parameters: clock rate=16000Hz, 160 samples/frame 
     104 15:19:34.625      sndtest.c   Playback stream report: 
     105 15:19:34.625      sndtest.c    Duration: 9s.960 
     106 15:19:34.625      sndtest.c    Frame interval: min=0.001ms, max=40.043ms 
     107 15:19:34.625      sndtest.c    Jitter: min=9.996ms, avg=23.428ms, max=40.040ms 
     108 15:19:34.625      sndtest.c   Capture stream report: 
     109 15:19:34.625      sndtest.c    Duration: 9s.930 
     110 15:19:34.625      sndtest.c    Frame interval: min=0.001ms, max=39.924ms 
     111 15:19:34.625      sndtest.c    Jitter: min=9.997ms, avg=23.429ms, max=39.922ms 
     112 15:19:34.625      sndtest.c   Checking for clock drifts: 
     113 15:19:34.625      sndtest.c    Sound capture is 480 samples faster than playback at the end of the test (average is 48 samples per second) 
     114 15:19:34.625      sndtest.c  Test completed with some warnings 
     115}}} 
     116 
     117@44.1KHz: 
     118{{{ 
     119 15:22:11.625 os_core_win32. pjlib 0.8.0-trunk for win32 initialized 
     120 15:22:11.735      pasound.c PA message: Pa_GetDeviceInfo: Num input channels reported as 65535! Changed to 2. 
     121 15:22:11.735      pasound.c PA message: Pa_GetDeviceInfo: Num input channels reported as 65535! Changed to 2. 
     122 15:22:11.735      pasound.c PA message: Pa_GetDeviceInfo: Num output channels reported as 65535! Changed to 2. 
     123 15:22:11.735      pasound.c PA message: Pa_GetDeviceInfo: Num output channels reported as 65535! Changed to 2. 
     124 15:22:11.891      pasound.c PortAudio sound library initialized, status=0 
     125 15:22:11.907      pasound.c PortAudio host api count=3 
     126 15:22:11.907      pasound.c Sound device count=12 
     127 15:22:11.907          pjlib WinNT IOCP I/O Queue created (0085681C) 
     128 15:22:11.907      sndtest.c Found 12 devices: 
     129 15:22:11.907      sndtest.c  0: Microsoft Sound Mapper - Input (capture=2, playback=0) 
     130 15:22:11.907      sndtest.c  1: C-Media USB Headphone Set   (capture=2, playback=0) 
     131 15:22:11.907      sndtest.c  2: SoundMAX Digital Audio (capture=2, playback=0) 
     132 15:22:11.907      sndtest.c  3: Microsoft Sound Mapper - Output (capture=0, playback=2) 
     133 15:22:11.907      sndtest.c  4: C-Media USB Headphone Set   (capture=0, playback=2) 
     134 15:22:11.907      sndtest.c  5: SoundMAX Digital Audio (capture=0, playback=2) 
     135 15:22:11.907      sndtest.c  6: Primary Sound Capture Driver (capture=1, playback=0) 
     136 15:22:11.907      sndtest.c  7: C-Media USB Headphone Set   (capture=1, playback=0) 
     137 15:22:11.907      sndtest.c  8: SoundMAX Digital Audio (capture=2, playback=0) 
     138 15:22:11.907      sndtest.c  9: Primary Sound Driver (capture=0, playback=2) 
     139 15:22:11.907      sndtest.c  10: C-Media USB Headphone Set   (capture=0, playback=2) 
     140 15:22:11.907      sndtest.c  11: SoundMAX Digital Audio (capture=0, playback=2) 
     141 15:22:11.969      sndtest.c Testing playback device Microsoft Sound Mapper - Output 
     142 15:22:11.969      sndtest.c Testing capture device Microsoft Sound Mapper - Input 
     143 15:22:12.172      sndtest.c  Please wait while test is in progress (~11 secs).. 
     144 15:22:23.297      sndtest.c  Dumping results: 
     145 15:22:23.297      sndtest.c   Parameters: clock rate=44100Hz, 441 samples/frame 
     146 15:22:23.297      sndtest.c   Playback stream report: 
     147 15:22:23.297      sndtest.c    Duration: 9s.990 
     148 15:22:23.297      sndtest.c    Frame interval: min=0.002ms, max=30.286ms 
     149 15:22:23.297      sndtest.c    Jitter: min=9.996ms, avg=23.306ms, max=30.283ms 
     150 15:22:23.297      sndtest.c   Capture stream report: 
     151 15:22:23.297      sndtest.c    Duration: 10s.020 
     152 15:22:23.297      sndtest.c    Frame interval: min=0.003ms, max=30.281ms 
     153 15:22:23.297      sndtest.c    Jitter: min=9.996ms, avg=23.308ms, max=30.278ms 
     154 15:22:23.297      sndtest.c   Checking for clock drifts: 
     155 15:22:23.297      sndtest.c    Sound capture is 1323 samples faster than playback at the end of the test (average is 132 samples per second) 
     156 15:22:23.297      sndtest.c  Test completed with some warnings 
     157}}} 
     158 
     159@48KHz: 
     160{{{ 
     161 15:24:43.922 os_core_win32. pjlib 0.8.0-trunk for win32 initialized 
     162 15:24:44.032      pasound.c PA message: Pa_GetDeviceInfo: Num input channels reported as 65535! Changed to 2. 
     163 15:24:44.032      pasound.c PA message: Pa_GetDeviceInfo: Num input channels reported as 65535! Changed to 2. 
     164 15:24:44.032      pasound.c PA message: Pa_GetDeviceInfo: Num output channels reported as 65535! Changed to 2. 
     165 15:24:44.032      pasound.c PA message: Pa_GetDeviceInfo: Num output channels reported as 65535! Changed to 2. 
     166 15:24:44.188      pasound.c PortAudio sound library initialized, status=0 
     167 15:24:44.204      pasound.c PortAudio host api count=3 
     168 15:24:44.204      pasound.c Sound device count=12 
     169 15:24:44.204          pjlib WinNT IOCP I/O Queue created (0085681C) 
     170 15:24:44.204      sndtest.c Found 12 devices: 
     171 15:24:44.204      sndtest.c  0: Microsoft Sound Mapper - Input (capture=2, playback=0) 
     172 15:24:44.204      sndtest.c  1: C-Media USB Headphone Set   (capture=2, playback=0) 
     173 15:24:44.204      sndtest.c  2: SoundMAX Digital Audio (capture=2, playback=0) 
     174 15:24:44.204      sndtest.c  3: Microsoft Sound Mapper - Output (capture=0, playback=2) 
     175 15:24:44.204      sndtest.c  4: C-Media USB Headphone Set   (capture=0, playback=2) 
     176 15:24:44.204      sndtest.c  5: SoundMAX Digital Audio (capture=0, playback=2) 
     177 15:24:44.204      sndtest.c  6: Primary Sound Capture Driver (capture=1, playback=0) 
     178 15:24:44.204      sndtest.c  7: C-Media USB Headphone Set   (capture=1, playback=0) 
     179 15:24:44.204      sndtest.c  8: SoundMAX Digital Audio (capture=2, playback=0) 
     180 15:24:44.204      sndtest.c  9: Primary Sound Driver (capture=0, playback=2) 
     181 15:24:44.204      sndtest.c  10: C-Media USB Headphone Set   (capture=0, playback=2) 
     182 15:24:44.204      sndtest.c  11: SoundMAX Digital Audio (capture=0, playback=2) 
     183 15:24:44.266      sndtest.c Testing playback device Microsoft Sound Mapper - Output 
     184 15:24:44.266      sndtest.c Testing capture device Microsoft Sound Mapper - Input 
     185 15:24:44.469      sndtest.c  Please wait while test is in progress (~11 secs).. 
     186 15:24:55.594      sndtest.c  Dumping results: 
     187 15:24:55.594      sndtest.c   Parameters: clock rate=48000Hz, 480 samples/frame 
     188 15:24:55.594      sndtest.c   Playback stream report: 
     189 15:24:55.594      sndtest.c    Duration: 9s.990 
     190 15:24:55.594      sndtest.c    Frame interval: min=0.003ms, max=30.285ms 
     191 15:24:55.594      sndtest.c    Jitter: min=9.996ms, avg=23.306ms, max=30.282ms 
     192 15:24:55.594      sndtest.c   Capture stream report: 
     193 15:24:55.594      sndtest.c    Duration: 10s.020 
     194 15:24:55.594      sndtest.c    Frame interval: min=0.003ms, max=30.173ms 
     195 15:24:55.594      sndtest.c    Jitter: min=9.996ms, avg=23.307ms, max=30.170ms 
     196 15:24:55.594      sndtest.c   Checking for clock drifts: 
     197 15:24:55.594      sndtest.c    Sound capture is 1440 samples faster than playback at the end of the test (average is 143 samples per second) 
     198 15:24:55.594      sndtest.c  Test completed with some warnings 
     199}}}