From d0c37f07313db96e06926f275b23717fe31cc4db Mon Sep 17 00:00:00 2001
From: Kevin Mitchell <kevmitch@gmail.com>
Date: Fri, 28 Nov 2014 09:53:38 -0800
Subject: ao/wasapi: more debugging messages

---
 audio/out/ao_wasapi.c       |  9 +++++++--
 audio/out/ao_wasapi_utils.c | 32 ++++++++++++++++++++------------
 2 files changed, 27 insertions(+), 14 deletions(-)

(limited to 'audio')

diff --git a/audio/out/ao_wasapi.c b/audio/out/ao_wasapi.c
index dd862d27b7..8477a9cb51 100644
--- a/audio/out/ao_wasapi.c
+++ b/audio/out/ao_wasapi.c
@@ -142,6 +142,7 @@ static DWORD __stdcall ThreadLoop(void *lpParameter)
                                                QS_POSTMESSAGE | QS_SENDMESSAGE);
         switch (waitstatus) {
         case WAIT_OBJECT_0: /*shutdown*/
+            MP_DBG(ao, "Thread shutdown\n");
             thread_ret = 0;
             goto exit_label;
         case (WAIT_OBJECT_0 + 1): /* feed */
@@ -152,6 +153,7 @@ static DWORD __stdcall ThreadLoop(void *lpParameter)
             SetEvent(state->hFeedDone);
             break;
         case (WAIT_OBJECT_0 + 3): /* messages to dispatch (COM marshalling) */
+            MP_DBG(ao, "Dispatch\n");
             wasapi_dispatch();
             break;
         default:
@@ -164,6 +166,7 @@ exit_label:
     wasapi_thread_uninit(ao);
 
     CoUninitialize();
+    MP_DBG(ao, "Thread return %u\n", (unsigned)thread_ret);
     return thread_ret;
 }
 
@@ -186,7 +189,7 @@ static void uninit(struct ao *ao)
     SetEvent(state->hUninit);
     /* wait up to 10 seconds */
     if (WaitForSingleObject(state->threadLoop, 10000) == WAIT_TIMEOUT){
-        MP_ERR(ao, "Audio loop thread refuses to abort");
+        MP_ERR(ao, "Audio loop thread refuses to abort\n");
         return;
     }
     if (state->VistaBlob.hAvrt)
@@ -201,8 +204,10 @@ static int init(struct ao *ao)
     ao->format = af_fmt_from_planar(ao->format);
     struct mp_chmap_sel sel = {0};
     mp_chmap_sel_add_waveext(&sel);
-    if (!ao_chmap_sel_adjust(ao, &sel, &ao->channels))
+    if (!ao_chmap_sel_adjust(ao, &sel, &ao->channels)) {
+        MP_ERR(ao, "Error adjusting channel map to waveext channel order\n");
         return -1;
+    }
     struct wasapi_state *state = (struct wasapi_state *)ao->priv;
     state->log = ao->log;
     wasapi_fill_VistaBlob(state);
diff --git a/audio/out/ao_wasapi_utils.c b/audio/out/ao_wasapi_utils.c
index 93866b067a..71b8b20e1f 100755
--- a/audio/out/ao_wasapi_utils.c
+++ b/audio/out/ao_wasapi_utils.c
@@ -85,7 +85,10 @@ const char *wasapi_explain_err(const HRESULT hr)
     E(E_FAIL)
     E(E_OUTOFMEMORY)
     E(E_POINTER)
+    E(E_HANDLE)
+    E(E_NOTIMPL)
     E(E_INVALIDARG)
+    E(REGDB_E_IIDNOTREG)
     E(AUDCLNT_E_NOT_INITIALIZED)
     E(AUDCLNT_E_ALREADY_INITIALIZED)
     E(AUDCLNT_E_WRONG_ENDPOINT_TYPE)
@@ -242,7 +245,6 @@ static int try_mix_format(struct wasapi_state *state,
 {
     WAVEFORMATEX *deviceFormat = NULL;
     WAVEFORMATEX *closestMatch = NULL;
-    int ret = 0;
 
     HRESULT hr = IAudioClient_GetMixFormat(state->pAudioClient, &deviceFormat);
     EXIT_ON_ERROR(hr);
@@ -251,15 +253,20 @@ static int try_mix_format(struct wasapi_state *state,
     u.ex = deviceFormat;
     WAVEFORMATEXTENSIBLE wformat = *u.extensible;
 
-    ret = try_format(state, ao, wformat.Format.wBitsPerSample,
+    int ret = try_format(ao, wformat.Format.wBitsPerSample,
                      wformat.Format.nSamplesPerSec, ao->channels);
     if (ret)
         state->format = wformat;
 
-exit_label:
     SAFE_RELEASE(deviceFormat, CoTaskMemFree(deviceFormat));
     SAFE_RELEASE(closestMatch, CoTaskMemFree(closestMatch));
     return ret;
+exit_label:
+    MP_ERR(state, "Error getting mix format: %s (0x%"PRIx32")\n",
+           wasapi_explain_err(hr), (uint32_t)hr);
+    SAFE_RELEASE(deviceFormat, CoTaskMemFree(deviceFormat));
+    SAFE_RELEASE(closestMatch, CoTaskMemFree(closestMatch));
+    return 0;
 }
 
 static int try_passthrough(struct wasapi_state *state,
@@ -447,10 +454,9 @@ static HRESULT init_session_display(struct wasapi_state *state) {
 
     return S_OK;
 exit_label:
-    MP_ERR(state, "Error setting audio session display name: %s (0x%"PRIx32")\n",
-           wasapi_explain_err(hr), (uint32_t)hr);
-    // No reason to abort initialization.
-    return S_OK;
+    MP_WARN(state, "Error setting audio session display name: %s (0x%"PRIx32")\n",
+            wasapi_explain_err(hr), (uint32_t)hr);
+    return S_OK; // No reason to abort initialization.
 }
 
 static HRESULT fix_format(struct ao *ao)
@@ -913,11 +919,10 @@ HRESULT wasapi_setup_proxies(struct wasapi_state *state) {
 
 #undef UNMARSHAL
 
+    return S_OK;
 exit_label:
-    if (hr != S_OK) {
-        MP_ERR(state, "Error reading COM proxy: %s (0x%"PRIx32")\n",
-               wasapi_explain_err(hr), (uint32_t)hr);
-    }
+    MP_ERR(state, "Error reading COM proxy: %s (0x%"PRIx32")\n",
+           wasapi_explain_err(hr), (uint32_t)hr);
     return hr;
 }
 
@@ -947,7 +952,10 @@ static HRESULT create_proxies(struct wasapi_state *state) {
     MARSHAL(IID_IAudioEndpointVolume, state->sEndpointVolume, state->pEndpointVolume);
     MARSHAL(IID_IAudioSessionControl, state->sSessionControl, state->pSessionControl);
 
+    return S_OK;
 exit_label:
+    MP_ERR(state, "Error creating COM proxy: %s (0x%"PRIx32")\n",
+           wasapi_explain_err(hr), (uint32_t)hr);
     return hr;
 }
 
@@ -1009,7 +1017,7 @@ retry:
     hr = IAudioEndpointVolume_QueryHardwareSupport(state->pEndpointVolume,
                                                    &state->vol_hw_support);
     if ( hr != S_OK )
-        MP_WARN(ao, "Query hardware volume control: %s (0x%"PRIx32")\n",
+        MP_WARN(ao, "Error querying hardware volume control: %s (0x%"PRIx32")\n",
                 wasapi_explain_err(hr), (uint32_t)hr);
 
     MP_DBG(ao, "Probing formats\n");
-- 
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