static gboolean
gst_dshowvideodec_get_filter_output_format (GstDshowVideoDec * vdec,
GUID * subtype, VIDEOINFOHEADER ** format, guint * size)
{
IPin *output_pin = NULL;
IEnumMediaTypes *enum_mediatypes = NULL;
HRESULT hres;
ULONG fetched;
BOOL ret = FALSE;
if (!vdec->decfilter)
return FALSE;
if (!gst_dshow_get_pin_from_filter (vdec->decfilter, PINDIR_OUTPUT,
&output_pin)) {
GST_ELEMENT_ERROR (vdec, CORE, NEGOTIATION,
("failed getting ouput pin from the decoder"), (NULL));
return FALSE;
}
hres = IPin_EnumMediaTypes (output_pin, &enum_mediatypes);
if (hres == S_OK && enum_mediatypes) {
AM_MEDIA_TYPE *mediatype = NULL;
IEnumMediaTypes_Reset (enum_mediatypes);
while (hres =
IEnumMoniker_Next (enum_mediatypes, 1, &mediatype, &fetched),
hres == S_OK) {
RPC_STATUS rpcstatus;
if ((UuidCompare (&mediatype->subtype, subtype, &rpcstatus) == 0
&& rpcstatus == RPC_S_OK) &&
(UuidCompare (&mediatype->formattype, &FORMAT_VideoInfo,
&rpcstatus) == 0 && rpcstatus == RPC_S_OK)) {
*size = mediatype->cbFormat;
*format = g_malloc0 (*size);
memcpy (*format, mediatype->pbFormat, *size);
ret = TRUE;
}
gst_dshow_free_mediatype (mediatype);
if (ret)
break;
}
IEnumMediaTypes_Release (enum_mediatypes);
}
if (output_pin) {
IPin_Release (output_pin);
}
return ret;
}
gboolean
gst_dshow_check_mediatype (AM_MEDIA_TYPE * media_type, const GUID sub_type,
const GUID format_type)
{
RPC_STATUS rpcstatus;
g_return_val_if_fail (media_type != NULL, FALSE);
return
UuidCompare (&media_type->subtype, (UUID *) & sub_type,
&rpcstatus) == 0 && rpcstatus == RPC_S_OK &&
//IsEqualGUID (&media_type->subtype, &sub_type)
UuidCompare (&media_type->formattype, (UUID *) & format_type,
&rpcstatus) == 0 && rpcstatus == RPC_S_OK;
}
static int custom_uuid_compare(uuid_t uuid1, uuid_t uuid2) {
#ifdef __MINGW32__
RPC_STATUS status;
return UuidCompare(&uuid1, &uuid2, &status);
#elif __linux__
return uuid_compare(uuid1, uuid2);
#endif
}
GstCaps *
gst_dshowvideosrc_getcaps_from_capture_filter (IBaseFilter * filter,
GList ** pins_mediatypes)
{
IPin *capture_pin = NULL;
IEnumPins *enumpins = NULL;
HRESULT hres;
GstCaps *caps;
g_assert (filter);
caps = gst_caps_new_empty ();
/* get the capture pins supported types */
hres = filter->EnumPins (&enumpins);
if (SUCCEEDED (hres)) {
while (enumpins->Next (1, &capture_pin, NULL) == S_OK) {
IKsPropertySet *pKs = NULL;
hres =
capture_pin->QueryInterface (IID_IKsPropertySet, (LPVOID *) & pKs);
if (SUCCEEDED (hres) && pKs) {
DWORD cbReturned;
GUID pin_category;
RPC_STATUS rpcstatus;
hres =
pKs->Get (AMPROPSETID_Pin,
AMPROPERTY_PIN_CATEGORY, NULL, 0, &pin_category, sizeof (GUID),
&cbReturned);
/* we only want capture pins */
if (UuidCompare (&pin_category, (UUID *) & PIN_CATEGORY_CAPTURE,
&rpcstatus) == 0) {
GstCaps *caps2;
caps2 = gst_dshowvideosrc_getcaps_from_streamcaps (capture_pin,
pins_mediatypes);
if (caps2) {
gst_caps_append (caps, caps2);
} else {
caps2 = gst_dshowvideosrc_getcaps_from_enum_mediatypes (
capture_pin, pins_mediatypes);
if (caps2) {
gst_caps_append (caps, caps2);
}
}
}
pKs->Release ();
}
capture_pin->Release ();
}
enumpins->Release ();
}
GST_DEBUG ("Device supports these caps: %" GST_PTR_FORMAT, caps);
return caps;
}
SContextHandle* RPCRT4_SrvFindCtxHdl(ContextHandleNdr *CtxNdr)
{
SContextHandle *Hdl, *Ret=NULL;
RPC_STATUS status;
EnterCriticalSection(&CtxList_cs);
for(Hdl = CtxList; Hdl; Hdl = Hdl->Next)
if(UuidCompare(&Hdl->Ndr.uuid, &CtxNdr->uuid, &status)==0)
{
Ret = Hdl;
break;
}
LeaveCriticalSection(&CtxList_cs);
return Ret;
}
int uuuid_compare(struct uuuid_t* u1, struct uuuid_t* u2, int* status)
{
RPC_STATUS st;
int ret;
ret = UuidCompare(&u1->uuid, &u2->uuid, &st);
if (st != RPC_S_OK) {
*status = UUUID_ERR;
return -1;
}
*status = UUUID_OK;
return ret;
}
RTDECL(int) RTUuidCompare(PCRTUUID pUuid1, PCRTUUID pUuid2)
{
/*
* Special cases.
*/
if (pUuid1 == pUuid2)
return 0;
if (!pUuid1)
return RTUuidIsNull(pUuid2) ? 0 : -1;
if (!pUuid2)
return RTUuidIsNull(pUuid1) ? 0 : 1;
AssertPtrReturn(pUuid1, -1);
AssertPtrReturn(pUuid2, 1);
/*
* Hand the rest to the Windows API.
*/
RPC_STATUS status;
return UuidCompare((UUID *)pUuid1, (UUID *)pUuid2, &status);
}
static GstCaps *
gst_dshowvideodec_src_getcaps (GstPad * pad)
{
GstDshowVideoDec *vdec = (GstDshowVideoDec *) gst_pad_get_parent (pad);
GstCaps *caps = NULL;
if (!vdec->srccaps)
vdec->srccaps = gst_caps_new_empty ();
if (vdec->decfilter) {
IPin *output_pin = NULL;
IEnumMediaTypes *enum_mediatypes = NULL;
HRESULT hres;
ULONG fetched;
if (!gst_dshow_get_pin_from_filter (vdec->decfilter, PINDIR_OUTPUT,
&output_pin)) {
GST_ELEMENT_ERROR (vdec, STREAM, FAILED,
("failed getting ouput pin from the decoder"), (NULL));
goto beach;
}
hres = IPin_EnumMediaTypes (output_pin, &enum_mediatypes);
if (hres == S_OK && enum_mediatypes) {
AM_MEDIA_TYPE *mediatype = NULL;
IEnumMediaTypes_Reset (enum_mediatypes);
while (hres =
IEnumMoniker_Next (enum_mediatypes, 1, &mediatype, &fetched),
hres == S_OK) {
RPC_STATUS rpcstatus;
VIDEOINFOHEADER *video_info;
GstCaps *mediacaps = NULL;
/* RGB24 */
if ((UuidCompare (&mediatype->subtype, &MEDIASUBTYPE_RGB24,
&rpcstatus) == 0 && rpcstatus == RPC_S_OK)
&& (UuidCompare (&mediatype->formattype, &FORMAT_VideoInfo,
&rpcstatus) == 0 && rpcstatus == RPC_S_OK)) {
video_info = (VIDEOINFOHEADER *) mediatype->pbFormat;
/* ffmpegcolorspace handles RGB24 in BIG_ENDIAN */
mediacaps = gst_caps_new_simple ("video/x-raw-rgb",
"bpp", G_TYPE_INT, 24,
"depth", G_TYPE_INT, 24,
"width", G_TYPE_INT, video_info->bmiHeader.biWidth,
"height", G_TYPE_INT, video_info->bmiHeader.biHeight,
"framerate", GST_TYPE_FRACTION,
(int) (10000000 / video_info->AvgTimePerFrame), 1, "endianness",
G_TYPE_INT, G_BIG_ENDIAN, "red_mask", G_TYPE_INT, 255,
"green_mask", G_TYPE_INT, 65280, "blue_mask", G_TYPE_INT,
16711680, NULL);
if (mediacaps) {
vdec->mediatypes = g_list_append (vdec->mediatypes, mediatype);
gst_caps_append (vdec->srccaps, mediacaps);
} else {
gst_dshow_free_mediatype (mediatype);
}
} else {
gst_dshow_free_mediatype (mediatype);
}
}
IEnumMediaTypes_Release (enum_mediatypes);
}
if (output_pin) {
IPin_Release (output_pin);
}
}
if (vdec->srccaps)
caps = gst_caps_ref (vdec->srccaps);
beach:
gst_object_unref (vdec);
return caps;
}
/*************************************************************************
* UuidIsNil [RPCRT4.@]
*
* PARAMS
* UUID *Uuid [I] Uuid to compare
* RPC_STATUS *Status [O] returns RPC_S_OK
*
* RETURNS
* TRUE/FALSE
*/
int WINAPI UuidIsNil(UUID *Uuid, RPC_STATUS *Status)
{
TRACE("(%s)\n", debugstr_guid(Uuid));
if (!Uuid) return TRUE;
return !UuidCompare(Uuid, &uuid_nil, Status);
}
/*************************************************************************
* UuidEqual [RPCRT4.@]
*
* PARAMS
* UUID *Uuid1 [I] Uuid to compare
* UUID *Uuid2 [I] Uuid to compare
* RPC_STATUS *Status [O] returns RPC_S_OK
*
* RETURNS
* TRUE/FALSE
*/
int WINAPI UuidEqual(UUID *Uuid1, UUID *Uuid2, RPC_STATUS *Status)
{
TRACE("(%s,%s)\n", debugstr_guid(Uuid1), debugstr_guid(Uuid2));
return !UuidCompare(Uuid1, Uuid2, Status);
}
static GstCaps *
gst_dshowaudiosrc_getcaps_from_streamcaps (GstDshowAudioSrc * src, IPin * pin,
IAMStreamConfig * streamcaps)
{
GstCaps *caps = NULL;
HRESULT hres = S_OK;
RPC_STATUS rpcstatus;
int icount = 0;
int isize = 0;
AUDIO_STREAM_CONFIG_CAPS ascc;
int i = 0;
if (!streamcaps)
return NULL;
IAMStreamConfig_GetNumberOfCapabilities (streamcaps, &icount, &isize);
if (isize != sizeof (ascc))
return NULL;
for (; i < icount; i++) {
GstCapturePinMediaType *pin_mediatype = g_new0 (GstCapturePinMediaType, 1);
IPin_AddRef (pin);
pin_mediatype->capture_pin = pin;
hres =
IAMStreamConfig_GetStreamCaps (streamcaps, i, &pin_mediatype->mediatype,
(BYTE *) & ascc);
if (hres == S_OK && pin_mediatype->mediatype) {
GstCaps *mediacaps = NULL;
if (!caps)
caps = gst_caps_new_empty ();
if ((UuidCompare (&pin_mediatype->mediatype->subtype, &MEDIASUBTYPE_PCM,
&rpcstatus) == 0 && rpcstatus == RPC_S_OK)
&& (UuidCompare (&pin_mediatype->mediatype->formattype,
&FORMAT_WaveFormatEx, &rpcstatus) == 0
&& rpcstatus == RPC_S_OK)) {
WAVEFORMATEX *wavformat =
(WAVEFORMATEX *) pin_mediatype->mediatype->pbFormat;
mediacaps =
gst_caps_new_simple ("audio/x-raw-int", "width", G_TYPE_INT,
wavformat->wBitsPerSample, "depth", G_TYPE_INT,
wavformat->wBitsPerSample, "endianness", G_TYPE_INT, G_BYTE_ORDER,
"signed", G_TYPE_BOOLEAN, TRUE, "channels", G_TYPE_INT,
wavformat->nChannels, "rate", G_TYPE_INT, wavformat->nSamplesPerSec,
NULL);
if (mediacaps) {
src->pins_mediatypes =
g_list_append (src->pins_mediatypes, pin_mediatype);
gst_caps_append (caps, mediacaps);
} else {
gst_dshow_free_pin_mediatype (pin_mediatype);
}
} else {
gst_dshow_free_pin_mediatype (pin_mediatype);
}
} else {
gst_dshow_free_pin_mediatype (pin_mediatype);
}
}
if (caps && gst_caps_is_empty (caps)) {
gst_caps_unref (caps);
caps = NULL;
}
return caps;
}
static GstCaps *
gst_dshowaudiosrc_get_caps (GstBaseSrc * basesrc)
{
HRESULT hres = S_OK;
IBindCtx *lpbc = NULL;
IMoniker *audiom = NULL;
DWORD dwEaten;
GstDshowAudioSrc *src = GST_DSHOWAUDIOSRC (basesrc);
gunichar2 *unidevice = NULL;
if (src->device) {
g_free (src->device);
src->device = NULL;
}
src->device =
gst_dshow_getdevice_from_devicename (&CLSID_AudioInputDeviceCategory,
&src->device_name);
if (!src->device) {
GST_CAT_ERROR (dshowaudiosrc_debug, "No audio device found.");
return NULL;
}
unidevice =
g_utf8_to_utf16 (src->device, strlen (src->device), NULL, NULL, NULL);
if (!src->audio_cap_filter) {
hres = CreateBindCtx (0, &lpbc);
if (SUCCEEDED (hres)) {
hres = MkParseDisplayName (lpbc, unidevice, &dwEaten, &audiom);
if (SUCCEEDED (hres)) {
hres =
IMoniker_BindToObject (audiom, lpbc, NULL, &IID_IBaseFilter,
&src->audio_cap_filter);
IMoniker_Release (audiom);
}
IBindCtx_Release (lpbc);
}
}
if (src->audio_cap_filter && !src->caps) {
/* get the capture pins supported types */
IPin *capture_pin = NULL;
IEnumPins *enumpins = NULL;
HRESULT hres;
hres = IBaseFilter_EnumPins (src->audio_cap_filter, &enumpins);
if (SUCCEEDED (hres)) {
while (IEnumPins_Next (enumpins, 1, &capture_pin, NULL) == S_OK) {
IKsPropertySet *pKs = NULL;
hres =
IPin_QueryInterface (capture_pin, &IID_IKsPropertySet,
(void **) &pKs);
if (SUCCEEDED (hres) && pKs) {
DWORD cbReturned;
GUID pin_category;
RPC_STATUS rpcstatus;
hres =
IKsPropertySet_Get (pKs, &ROPSETID_Pin,
AMPROPERTY_PIN_CATEGORY, NULL, 0, &pin_category, sizeof (GUID),
&cbReturned);
/* we only want capture pins */
if (UuidCompare (&pin_category, &PIN_CATEGORY_CAPTURE,
&rpcstatus) == 0) {
IAMStreamConfig *streamcaps = NULL;
if (SUCCEEDED (IPin_QueryInterface (capture_pin,
&IID_IAMStreamConfig, (void **) &streamcaps))) {
src->caps =
gst_dshowaudiosrc_getcaps_from_streamcaps (src, capture_pin,
streamcaps);
IAMStreamConfig_Release (streamcaps);
}
}
IKsPropertySet_Release (pKs);
}
IPin_Release (capture_pin);
}
IEnumPins_Release (enumpins);
}
}
if (unidevice) {
g_free (unidevice);
}
if (src->caps) {
return gst_caps_ref (src->caps);
}
return NULL;
}
/*
* CopEnumInterfaces
*
* Purpose:
*
* Remember list of available interfaces, excluding IUnknown.
*
*/
BOOL CopEnumInterfaces(
_In_ INTERFACE_INFO_LIST *InterfaceList
)
{
BOOL bResult = FALSE;
HKEY hKey = NULL;
LRESULT lRet;
RPC_STATUS RpcStatus = 0;
LPWSTR lpKeyName = NULL;
SIZE_T k;
DWORD i, cSubKeys = 0, cMaxLength = 0, cchKey;
IID iid;
INTERFACE_INFO *infoBuffer;
__try {
lRet = RegOpenKeyEx(HKEY_CLASSES_ROOT, TEXT("Interface"), 0, KEY_READ, &hKey);
if (lRet != ERROR_SUCCESS)
__leave;
lRet = RegQueryInfoKey(hKey, NULL, NULL, NULL, &cSubKeys, &cMaxLength, NULL,
NULL, NULL, NULL, NULL, NULL);
if ((lRet != ERROR_SUCCESS) || (cSubKeys == 0))
__leave;
infoBuffer = (INTERFACE_INFO*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cSubKeys * sizeof(INTERFACE_INFO));
if (infoBuffer == NULL)
__leave;
cMaxLength = (DWORD)((cMaxLength + 1) * sizeof(WCHAR));
lpKeyName = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cMaxLength);
if (lpKeyName == NULL)
__leave;
for (k = 0, i = 0; i < cSubKeys; i++) {
cchKey = (DWORD)(cMaxLength / sizeof(WCHAR));
if (RegEnumKeyEx(hKey, i, lpKeyName, &cchKey, NULL, NULL, NULL, NULL) == ERROR_SUCCESS) {
if (IIDFromString(lpKeyName, &iid) == S_OK) {
//skip IUnknown
if (UuidCompare((UUID*)&iid, (UUID*)&IID_IUnknown, &RpcStatus) == 0)
continue;
cchKey = MAX_PATH * sizeof(WCHAR);
infoBuffer[k].iid = iid;
RegGetValue(hKey, lpKeyName, TEXT(""), RRF_RT_REG_SZ, NULL,
(LPWSTR)&infoBuffer[k].szInterfaceName, &cchKey);
k++;
}
}
}
InterfaceList->cEntries = (ULONG)k;
InterfaceList->List = infoBuffer;
bResult = TRUE;
}
__finally {
if (hKey)
RegCloseKey(hKey);
if (lpKeyName)
HeapFree(GetProcessHeap(), 0, lpKeyName);
}
return bResult;
}
static GstCaps *
gst_dshowvideosrc_get_caps (GstBaseSrc * basesrc, GstCaps *filter)
{
HRESULT hres = S_OK;
IBindCtx *lpbc = NULL;
IMoniker *videom;
DWORD dwEaten;
GstDshowVideoSrc *src = GST_DSHOWVIDEOSRC (basesrc);
gunichar2 *unidevice = NULL;
if (src->caps) {
return gst_caps_ref (src->caps);
}
if (!src->device) {
src->device =
gst_dshow_getdevice_from_devicename (&CLSID_VideoInputDeviceCategory,
&src->device_name);
if (!src->device) {
GST_ERROR ("No video device found.");
return NULL;
}
}
unidevice =
g_utf8_to_utf16 (src->device, strlen (src->device), NULL, NULL, NULL);
if (!src->video_cap_filter) {
hres = CreateBindCtx (0, &lpbc);
if (SUCCEEDED (hres)) {
hres =
MkParseDisplayName (lpbc, (LPCOLESTR) unidevice, &dwEaten, &videom);
if (SUCCEEDED (hres)) {
hres = videom->BindToObject (lpbc, NULL, IID_IBaseFilter,
(LPVOID *) & src->video_cap_filter);
videom->Release ();
}
lpbc->Release ();
}
}
if (!src->caps) {
src->caps = gst_caps_new_empty ();
}
if (src->video_cap_filter && gst_caps_is_empty (src->caps)) {
/* get the capture pins supported types */
IPin *capture_pin = NULL;
IEnumPins *enumpins = NULL;
HRESULT hres;
hres = src->video_cap_filter->EnumPins (&enumpins);
if (SUCCEEDED (hres)) {
while (enumpins->Next (1, &capture_pin, NULL) == S_OK) {
IKsPropertySet *pKs = NULL;
hres =
capture_pin->QueryInterface (IID_IKsPropertySet, (LPVOID *) & pKs);
if (SUCCEEDED (hres) && pKs) {
DWORD cbReturned;
GUID pin_category;
RPC_STATUS rpcstatus;
hres =
pKs->Get (AMPROPSETID_Pin,
AMPROPERTY_PIN_CATEGORY, NULL, 0, &pin_category, sizeof (GUID),
&cbReturned);
/* we only want capture pins */
if (UuidCompare (&pin_category, (UUID *) & PIN_CATEGORY_CAPTURE,
&rpcstatus) == 0) {
{
GstCaps *caps =
gst_dshowvideosrc_getcaps_from_streamcaps (src, capture_pin);
if (caps) {
gst_caps_append (src->caps, caps);
} else {
caps = gst_dshowvideosrc_getcaps_from_enum_mediatypes (src, capture_pin);
if (caps)
gst_caps_append (src->caps, caps);
}
}
}
pKs->Release ();
}
capture_pin->Release ();
}
enumpins->Release ();
}
}
if (unidevice) {
g_free (unidevice);
}
if (src->caps) {
if (filter) {
return gst_caps_intersect_full (filter, src->caps,
GST_CAPS_INTERSECT_FIRST);
} else {
return gst_caps_ref (src->caps);
}
}
return NULL;
}
int UuidEqual(UUID* Uuid1, UUID* Uuid2, RPC_STATUS* Status)
{
return ((UuidCompare(Uuid1, Uuid2, Status) == 0) ? TRUE : FALSE);
}
