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ao/wasapi: expose GUID and PKEY convenience functions

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Give them the prefix mp_ and make them nonstatic.
This commit is contained in:
Kevin Mitchell 2014-11-28 04:01:10 -08:00
parent e2bc1c5f17
commit 239c880fe2
3 changed files with 49 additions and 45 deletions
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49
audio/out/ao_wasapi_changenotify.c
View File

@ -30,47 +30,6 @@
#include "ao_wasapi.h"
#include "ao_wasapi_utils.h"
static int GUID_compare(const GUID *l, const GUID *r)
{
unsigned int i;
if (l->Data1 != r->Data1) return 1;
if (l->Data2 != r->Data2) return 1;
if (l->Data3 != r->Data3) return 1;
for (i = 0; i < 8; i++) {
if (l->Data4[i] != r->Data4[i]) return 1;
}
return 0;
}
static int PKEY_compare(const PROPERTYKEY *l, const PROPERTYKEY *r)
{
if (GUID_compare(&l->fmtid, &r->fmtid)) return 1;
if (l->pid != r->pid) return 1;
return 0;
}
static char *GUID_to_str_buf(char *buf, size_t buf_size, const GUID *guid)
{
snprintf(buf, buf_size,
"{%8.8x-%4.4x-%4.4x-%2.2x%2.2x-%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x}",
(unsigned) guid->Data1, guid->Data2, guid->Data3,
guid->Data4[0], guid->Data4[1],
guid->Data4[2], guid->Data4[3],
guid->Data4[4], guid->Data4[5],
guid->Data4[6], guid->Data4[7]);
return buf;
}
static char *PKEY_to_str_buf(char *buf, size_t buf_size, const PROPERTYKEY *pkey)
{
buf = GUID_to_str_buf(buf, buf_size, &pkey->fmtid);
size_t guid_len = strnlen(buf, buf_size);
snprintf(buf + guid_len, buf_size - guid_len, ",%"PRIu32, (uint32_t)pkey->pid );
return buf;
}
#define PKEY_to_str(pkey) PKEY_to_str_buf((char[42]){0}, 42, (pkey))
static char* ERole_to_str(ERole role)
{
switch(role){
@ -95,8 +54,8 @@ static HRESULT STDMETHODCALLTYPE sIMMNotificationClient_QueryInterface(
IMMNotificationClient* This, REFIID riid, void **ppvObject)
{
/* Compatible with IMMNotificationClient and IUnknown */
if (!GUID_compare(&IID_IMMNotificationClient, riid) ||
!GUID_compare(&IID_IUnknown, riid)) {
if (!mp_GUID_compare(&IID_IMMNotificationClient, riid) ||
!mp_GUID_compare(&IID_IUnknown, riid)) {
*ppvObject = (void *)This;
return S_OK;
} else {
@ -219,12 +178,12 @@ static HRESULT STDMETHODCALLTYPE sIMMNotificationClient_OnPropertyValueChanged(
if (pwstrDeviceId && !wcscmp(change->monitored, pwstrDeviceId)) {
MP_VERBOSE(ao, "OnPropertyValueChanged triggered\n");
MP_VERBOSE(ao, "Changed property: ");
if (!PKEY_compare(&PKEY_AudioEngine_DeviceFormat, &key)) {
if (!mp_PKEY_compare(&PKEY_AudioEngine_DeviceFormat, &key)) {
MP_VERBOSE(change->ao,
"PKEY_AudioEngine_DeviceFormat - requesting ao reload\n");
ao_request_reload(change->ao);
} else {
MP_VERBOSE(ao, "%s\n", PKEY_to_str(&key));
MP_VERBOSE(ao, "%s\n", mp_PKEY_to_str(&key));
}
}
return S_OK;

39
audio/out/ao_wasapi_utils.c
View File

@ -49,6 +49,45 @@ DEFINE_GUID(mp_KSDATAFORMAT_SUBTYPE_IEEE_FLOAT,
0x00000003, 0x0000, 0x0010, 0x80, 0x00,
0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
int mp_GUID_compare(const GUID *l, const GUID *r)
{
unsigned int i;
if (l->Data1 != r->Data1) return 1;
if (l->Data2 != r->Data2) return 1;
if (l->Data3 != r->Data3) return 1;
for (i = 0; i < 8; i++) {
if (l->Data4[i] != r->Data4[i]) return 1;
}
return 0;
}
int mp_PKEY_compare(const PROPERTYKEY *l, const PROPERTYKEY *r)
{
if (mp_GUID_compare(&l->fmtid, &r->fmtid)) return 1;
if (l->pid != r->pid) return 1;
return 0;
}
char *mp_GUID_to_str_buf(char *buf, size_t buf_size, const GUID *guid)
{
snprintf(buf, buf_size,
"{%8.8x-%4.4x-%4.4x-%2.2x%2.2x-%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x}",
(unsigned) guid->Data1, guid->Data2, guid->Data3,
guid->Data4[0], guid->Data4[1],
guid->Data4[2], guid->Data4[3],
guid->Data4[4], guid->Data4[5],
guid->Data4[6], guid->Data4[7]);
return buf;
}
char *mp_PKEY_to_str_buf(char *buf, size_t buf_size, const PROPERTYKEY *pkey)
{
buf = mp_GUID_to_str_buf(buf, buf_size, &pkey->fmtid);
size_t guid_len = strnlen(buf, buf_size);
snprintf(buf + guid_len, buf_size - guid_len, ",%"PRIu32, (uint32_t)pkey->pid );
return buf;
}
union WAVEFMT {
WAVEFORMATEX *ex;
WAVEFORMATEXTENSIBLE *extensible;

6
audio/out/ao_wasapi_utils.h
View File

@ -27,6 +27,12 @@
#include "ao.h"
#include "internal.h"
int mp_GUID_compare(const GUID *l, const GUID *r);
int mp_PKEY_compare(const PROPERTYKEY *l, const PROPERTYKEY *r);
char *mp_GUID_to_str_buf(char *buf, size_t buf_size, const GUID *guid);
char *mp_PKEY_to_str_buf(char *buf, size_t buf_size, const PROPERTYKEY *pkey);
#define mp_PKEY_to_str(pkey) mp_PKEY_to_str_buf((char[42]){0}, 42, (pkey))
int wasapi_fill_VistaBlob(wasapi_state *state);
const char *wasapi_explain_err(const HRESULT hr);