1 files changed, 162 insertions, 0 deletions
diff --git a/media/libcubeb/tests/test_devices.cpp b/media/libcubeb/tests/test_devices.cpp
new file mode 100644
index 000000000..9c502c0af
--- /dev/null
+++ b/media/libcubeb/tests/test_devices.cpp
@@ -0,0 +1,162 @@
+/*
+ * Copyright © 2015 Haakon Sporsheim <haakon.sporsheim@telenordigital.com>
+ *
+ * This program is made available under an ISC-style license.  See the
+ * accompanying file LICENSE for details.
+ */
+
+/* libcubeb enumerate device test/example.
+ * Prints out a list of devices enumerated. */
+#ifdef NDEBUG
+#undef NDEBUG
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "cubeb/cubeb.h"
+
+
+static void
+print_device_info(cubeb_device_info * info, FILE * f)
+{
+  char devfmts[64] = "";
+  const char * devtype, * devstate, * devdeffmt;
+
+  switch (info->type) {
+    case CUBEB_DEVICE_TYPE_INPUT:
+      devtype = "input";
+      break;
+    case CUBEB_DEVICE_TYPE_OUTPUT:
+      devtype = "output";
+      break;
+    case CUBEB_DEVICE_TYPE_UNKNOWN:
+    default:
+      devtype = "unknown?";
+      break;
+  };
+
+  switch (info->state) {
+    case CUBEB_DEVICE_STATE_DISABLED:
+      devstate = "disabled";
+      break;
+    case CUBEB_DEVICE_STATE_UNPLUGGED:
+      devstate = "unplugged";
+      break;
+    case CUBEB_DEVICE_STATE_ENABLED:
+      devstate = "enabled";
+      break;
+    default:
+      devstate = "unknown?";
+      break;
+  };
+
+  switch (info->default_format) {
+    case CUBEB_DEVICE_FMT_S16LE:
+      devdeffmt = "S16LE";
+      break;
+    case CUBEB_DEVICE_FMT_S16BE:
+      devdeffmt = "S16BE";
+      break;
+    case CUBEB_DEVICE_FMT_F32LE:
+      devdeffmt = "F32LE";
+      break;
+    case CUBEB_DEVICE_FMT_F32BE:
+      devdeffmt = "F32BE";
+      break;
+    default:
+      devdeffmt = "unknown?";
+      break;
+  };
+
+  if (info->format & CUBEB_DEVICE_FMT_S16LE)
+    strcat(devfmts, " S16LE");
+  if (info->format & CUBEB_DEVICE_FMT_S16BE)
+    strcat(devfmts, " S16BE");
+  if (info->format & CUBEB_DEVICE_FMT_F32LE)
+    strcat(devfmts, " F32LE");
+  if (info->format & CUBEB_DEVICE_FMT_F32BE)
+    strcat(devfmts, " F32BE");
+
+  fprintf(f,
+      "dev: \"%s\"%s\n"
+      "\tName:    \"%s\"\n"
+      "\tGroup:   \"%s\"\n"
+      "\tVendor:  \"%s\"\n"
+      "\tType:    %s\n"
+      "\tState:   %s\n"
+      "\tCh:      %u\n"
+      "\tFormat:  %s (0x%x) (default: %s)\n"
+      "\tRate:    %u - %u (default: %u)\n"
+      "\tLatency: lo %ums, hi %ums\n",
+      info->device_id, info->preferred ? " (PREFERRED)" : "",
+      info->friendly_name, info->group_id, info->vendor_name,
+      devtype, devstate, info->max_channels,
+      (devfmts[0] == ' ') ? &devfmts[1] : devfmts,
+      (unsigned int)info->format, devdeffmt,
+      info->min_rate, info->max_rate, info->default_rate,
+      info->latency_lo_ms, info->latency_hi_ms);
+}
+
+static void
+print_device_collection(cubeb_device_collection * collection, FILE * f)
+{
+  uint32_t i;
+
+  for (i = 0; i < collection->count; i++)
+    print_device_info(collection->device[i], f);
+}
+
+static int
+run_enumerate_devices(void)
+{
+  int r = CUBEB_OK;
+  cubeb * ctx = NULL;
+  cubeb_device_collection * collection = NULL;
+
+  r = cubeb_init(&ctx, "Cubeb audio test");
+  if (r != CUBEB_OK) {
+    fprintf(stderr, "Error initializing cubeb library\n");
+    return r;
+  }
+
+  fprintf(stdout, "Enumerating input devices for backend %s\n",
+      cubeb_get_backend_id(ctx));
+
+  r = cubeb_enumerate_devices(ctx, CUBEB_DEVICE_TYPE_INPUT, &collection);
+  if (r != CUBEB_OK) {
+    fprintf(stderr, "Error enumerating devices %d\n", r);
+    goto cleanup;
+  }
+
+  fprintf(stdout, "Found %u input devices\n", collection->count);
+  print_device_collection(collection, stdout);
+  cubeb_device_collection_destroy(collection);
+
+  fprintf(stdout, "Enumerating output devices for backend %s\n",
+          cubeb_get_backend_id(ctx));
+
+  r = cubeb_enumerate_devices(ctx, CUBEB_DEVICE_TYPE_OUTPUT, &collection);
+  if (r != CUBEB_OK) {
+    fprintf(stderr, "Error enumerating devices %d\n", r);
+    goto cleanup;
+  }
+
+  fprintf(stdout, "Found %u output devices\n", collection->count);
+  print_device_collection(collection, stdout);
+  cubeb_device_collection_destroy(collection);
+
+cleanup:
+  cubeb_destroy(ctx);
+  return r;
+}
+
+int main(int argc, char *argv[])
+{
+  int ret;
+
+  ret = run_enumerate_devices();
+
+  return ret;
+}