[Qemu-devel] [4864] Warn about rejected buffer/period size/ time when it was specified by the user

[malc <av1474@comtv.ru>]

Revision: 4864
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4864
Author:   malc
Date:     2008-07-09 19:25:28 +0000 (Wed, 09 Jul 2008)

Log Message:
-----------
Warn about rejected buffer/period size/time when it was specified by the user

Modified Paths:
--------------
    trunk/audio/alsaaudio.c

Modified: trunk/audio/alsaaudio.c
===================================================================
--- trunk/audio/alsaaudio.c	2008-07-09 19:25:24 UTC (rev 4863)
+++ trunk/audio/alsaaudio.c	2008-07-09 19:25:28 UTC (rev 4864)
@@ -67,6 +67,7 @@
     snd_pcm_format_t fmt;
     int nchannels;
     int size_in_usec;
+    int override_mask;
     unsigned int buffer_size;
     unsigned int period_size;
 };
@@ -364,7 +365,7 @@
             goto err;
         }
 
-        if (obt - req->buffer_size)
+        if ((req->override_mask & 2) && (obt - req->buffer_size))
             dolog ("Requested buffer %s %u was rejected, using %lu\n",
                    size_in_usec ? "time" : "size", req->buffer_size, obt);
     }
@@ -403,7 +404,7 @@
             goto err;
         }
 
-        if (obt - req->period_size)
+        if ((req->override_mask & 1) && (obt - req->period_size))
             dolog ("Requested period %s %u was rejected, using %lu\n",
                    size_in_usec ? "time" : "size", req->period_size, obt);
     }
@@ -624,6 +625,8 @@
     req.period_size = conf.period_size_out;
     req.buffer_size = conf.buffer_size_out;
     req.size_in_usec = conf.size_in_usec_out;
+    req.override_mask = !!conf.period_size_out_overridden
+        | (!!conf.buffer_size_out_overridden << 1);
 
     if (alsa_open (0, &req, &obt, &handle)) {
         return -1;
@@ -702,6 +705,8 @@
     req.period_size = conf.period_size_in;
     req.buffer_size = conf.buffer_size_in;
     req.size_in_usec = conf.size_in_usec_in;
+    req.override_mask = !!conf.period_size_in_overridden
+        | (!!conf.buffer_size_in_overridden << 1);
 
     if (alsa_open (1, &req, &obt, &handle)) {
         return -1;