Changeset 5965 for pjproject/trunk/pjmedia/src/pjmedia-audiodev/alsa_dev.c

Timestamp:

Apr 10, 2019 6:32:27 AM (5 years ago)

Author:

nanang

Message:

Misc (re #2147): When tracing is enabled, print ALSA error message when opening device failed in device enumeration.

File:

• pjproject/trunk/pjmedia/src/pjmedia-audiodev/alsa_dev.c (modified) (4 diffs)

pjproject/trunk/pjmedia/src/pjmedia-audiodev/alsa_dev.c

@@ -48 +48 @@
 
 /* Set to 1 to enable tracing */
-#if 0
+#define ENABLE_TRACING                  0
+
+#if ENABLE_TRACING
 #       define TRACE_(expr)             PJ_LOG(5,expr)
 #else
@@ -152 +154 @@
 };
 
+#if ENABLE_TRACING==0
 static void null_alsa_error_handler (const char *file,
                                 int line,
@@ -165 +168 @@
     PJ_UNUSED_ARG(fmt);
 }
+#endif
 
 static void alsa_error_handler (const char *file,
@@ -386 +390 @@
         return PJMEDIA_EAUD_SYSERR;
 
+#if ENABLE_TRACING
+    snd_lib_error_set_handler(alsa_error_handler);
+#else
     /* Set a null error handler prior to enumeration to suppress errors */
     snd_lib_error_set_handler(null_alsa_error_handler);
+#endif
 
     n = hints;