From 30469d45c0a9e3f6f0aa361ef0008e313fd07b3f Mon Sep 17 00:00:00 2001 From: Julien Isorce Date: Tue, 21 Jul 2009 10:49:37 +0200 Subject: start refactoring of dshowsrcwrapper -remove gst-libs/gst/dshow -fakesource is moved from gst-libs/gst/dshow to sys/dshowsrcwrapper -some minor changes (C/C++ check and includes) to make the plugin compile again. --- sys/dshowsrcwrapper/gstdshow.cpp | 346 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 346 insertions(+) create mode 100755 sys/dshowsrcwrapper/gstdshow.cpp (limited to 'sys/dshowsrcwrapper/gstdshow.cpp') diff --git a/sys/dshowsrcwrapper/gstdshow.cpp b/sys/dshowsrcwrapper/gstdshow.cpp new file mode 100755 index 00000000..ed27d631 --- /dev/null +++ b/sys/dshowsrcwrapper/gstdshow.cpp @@ -0,0 +1,346 @@ +/* GStreamer + * Copyright (C) 2007 Sebastien Moutte + * + * gstdshow.cpp: + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "gstdshow.h" +#include "gstdshowfakesink.h" + +CFactoryTemplate g_Templates[]= +{ + { + L"DSHOW fake sink filter" + , &CLSID_DshowFakeSink + , CDshowFakeSink::CreateInstance + , NULL + , NULL + } +}; + +int g_cTemplates = sizeof(g_Templates)/sizeof(g_Templates[0]); +static HINSTANCE g_hModule = NULL; + +extern "C" BOOL WINAPI DllEntryPoint(HINSTANCE, ULONG, LPVOID); +BOOL APIENTRY DllMain(HANDLE hModule, DWORD dwReason, LPVOID lpReserved) +{ + if (!g_hModule) + g_hModule = (HINSTANCE)hModule; + + return DllEntryPoint((HINSTANCE)(hModule), dwReason, lpReserved); +} + +STDAPI DllRegisterServer() +{ + return AMovieDllRegisterServer2 (TRUE); +} + +STDAPI DllUnregisterServer() +{ + return AMovieDllRegisterServer2 (FALSE); +} + +HRESULT gst_dshow_register_fakefilters () +{ + return DllRegisterServer(); +} + +void +gst_dshow_free_mediatype (AM_MEDIA_TYPE *pmt) +{ + if (pmt != NULL) { + if (pmt->cbFormat != 0) { + CoTaskMemFree((PVOID)pmt->pbFormat); + pmt->cbFormat = 0; + pmt->pbFormat = NULL; + } + if (pmt->pUnk != NULL) { + /* Unecessary because pUnk should not be used, but safest. */ + pmt->pUnk->Release(); + pmt->pUnk = NULL; + } + + CoTaskMemFree(pmt); + } +} + +void +gst_dshow_free_pin_mediatype (gpointer pt) +{ + GstCapturePinMediaType * pin_mediatype = (GstCapturePinMediaType *) pt; + if (pin_mediatype) { + if (pin_mediatype->capture_pin) { + pin_mediatype->capture_pin->Release(); + pin_mediatype->capture_pin = NULL; + } + if (pin_mediatype->mediatype) { + gst_dshow_free_mediatype (pin_mediatype->mediatype); + pin_mediatype->mediatype = NULL; + } + } +} + + +void +gst_dshow_free_pins_mediatypes (GList *pins_mediatypes) +{ + guint i = 0; + for (; i < g_list_length (pins_mediatypes); i++) { + GList *mylist = g_list_nth (pins_mediatypes, i); + if (mylist && mylist->data) + gst_dshow_free_pin_mediatype ((GstCapturePinMediaType *)mylist->data); + } + g_list_free (pins_mediatypes); +} + +gboolean +gst_dshow_get_pin_from_filter (IBaseFilter *filter, PIN_DIRECTION pindir, IPin **pin) +{ + gboolean ret = FALSE; + IEnumPins *enumpins = NULL; + IPin *pintmp = NULL; + HRESULT hres; + *pin = NULL; + + hres = filter->EnumPins (&enumpins); + if (FAILED(hres)) { + return ret; + } + + while (enumpins->Next (1, &pintmp, NULL) == S_OK) + { + PIN_DIRECTION pindirtmp; + hres = pintmp->QueryDirection (&pindirtmp); + if (hres == S_OK && pindir == pindirtmp) { + *pin = pintmp; + ret = TRUE; + break; + } + pintmp->Release (); + } + enumpins->Release (); + + return ret; +} + +gboolean gst_dshow_find_filter(CLSID input_majortype, CLSID input_subtype, + CLSID output_majortype, CLSID output_subtype, + gchar * prefered_filter_name, IBaseFilter **filter) +{ + gboolean ret = FALSE; + HRESULT hres; + GUID arrayInTypes[2]; + GUID arrayOutTypes[2]; + IFilterMapper2 *mapper = NULL; + IEnumMoniker *enum_moniker = NULL; + IMoniker *moniker = NULL; + ULONG fetched; + gchar *prefered_filter_upper = NULL; + gboolean exit = FALSE; + + /* initialize output parameter */ + if (filter) + *filter = NULL; + + /* create a private copy of prefered filter substring in upper case */ + if (prefered_filter_name) { + prefered_filter_upper = g_strdup (prefered_filter_name); + _strupr (prefered_filter_upper); + } + + hres = CoCreateInstance(CLSID_FilterMapper2, NULL, CLSCTX_INPROC, + IID_IFilterMapper2, (void **) &mapper); + if (FAILED(hres)) + goto clean; + + memcpy(&arrayInTypes[0], &input_majortype, sizeof (CLSID)); + memcpy(&arrayInTypes[1], &input_subtype, sizeof (CLSID)); + memcpy(&arrayOutTypes[0], &output_majortype, sizeof (CLSID)); + memcpy(&arrayOutTypes[1], &output_subtype, sizeof (CLSID)); + + hres = mapper->EnumMatchingFilters (&enum_moniker, 0, FALSE, MERIT_DO_NOT_USE+1, + TRUE, 1, arrayInTypes, NULL, NULL, FALSE, + TRUE, 1, arrayOutTypes, NULL, NULL); + if (FAILED(hres)) + goto clean; + + enum_moniker->Reset (); + + while(hres = enum_moniker->Next (1, &moniker, &fetched),hres == S_OK + && !exit) { + IBaseFilter *filter_temp = NULL; + IPropertyBag *property_bag = NULL; + gchar * friendly_name = NULL; + + hres = moniker->BindToStorage (NULL, NULL, IID_IPropertyBag, (void **)&property_bag); + if(SUCCEEDED(hres) && property_bag) { + VARIANT varFriendlyName; + VariantInit (&varFriendlyName); + + hres = property_bag->Read (L"FriendlyName", &varFriendlyName, NULL); + if(hres == S_OK && varFriendlyName.bstrVal) { + friendly_name = g_utf16_to_utf8((const gunichar2*)varFriendlyName.bstrVal, + wcslen(varFriendlyName.bstrVal), NULL, NULL, NULL); + if (friendly_name) + _strupr (friendly_name); + SysFreeString (varFriendlyName.bstrVal); + } + property_bag->Release (); + } + + hres = moniker->BindToObject(NULL, NULL, IID_IBaseFilter, (void**)&filter_temp); + if(SUCCEEDED(hres) && filter_temp) { + ret = TRUE; + if (filter) { + if (*filter) + (*filter)->Release (); + + *filter = filter_temp; + (*filter)->AddRef (); + + if (prefered_filter_upper && friendly_name && + strstr(friendly_name, prefered_filter_upper)) + exit = TRUE; + } + + /* if we just want to know if the formats are supported OR + if we don't care about what will be the filter used + => we can stop enumeration */ + if (!filter || !prefered_filter_upper) + exit = TRUE; + + filter_temp->Release (); + } + + if (friendly_name) + g_free (friendly_name); + moniker->Release (); + } + +clean: + if (prefered_filter_upper) + g_free (prefered_filter_upper); + if (enum_moniker) + enum_moniker->Release (); + if (mapper) + mapper->Release (); + + return ret; +} + + +gchar * +gst_dshow_getdevice_from_devicename (const GUID *device_category, gchar **device_name) +{ + gchar *ret = NULL; + ICreateDevEnum *devices_enum = NULL; + IEnumMoniker *enum_moniker = NULL; + IMoniker *moniker = NULL; + HRESULT hres = S_FALSE; + ULONG fetched; + gboolean bfound = FALSE; + + hres = CoCreateInstance (CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER, + IID_ICreateDevEnum, (void**)&devices_enum); + if(hres != S_OK) { + /*error*/ + goto clean; + } + + hres = devices_enum->CreateClassEnumerator (*device_category, + &enum_moniker, 0); + if (hres != S_OK || !enum_moniker) { + /*error*/ + goto clean; + } + + enum_moniker->Reset (); + + while(hres = enum_moniker->Next (1, &moniker, &fetched),hres == S_OK + && !bfound) { + IPropertyBag *property_bag = NULL; + hres = moniker->BindToStorage(NULL, NULL, IID_IPropertyBag, (void **)&property_bag); + if(SUCCEEDED(hres) && property_bag) { + VARIANT varFriendlyName; + VariantInit (&varFriendlyName); + + hres = property_bag->Read (L"FriendlyName", &varFriendlyName, NULL); + if(hres == S_OK && varFriendlyName.bstrVal) { + gchar * friendly_name = g_utf16_to_utf8((const gunichar2*)varFriendlyName.bstrVal, + wcslen(varFriendlyName.bstrVal), NULL, NULL, NULL); + + if (!*device_name) { + *device_name = g_strdup (friendly_name); + } + + if (_stricmp(*device_name, friendly_name) == 0) { + WCHAR *wszDisplayName = NULL; + hres = moniker->GetDisplayName (NULL, NULL, &wszDisplayName); + if(hres == S_OK && wszDisplayName) { + ret = g_utf16_to_utf8((const gunichar2*)wszDisplayName, + wcslen(wszDisplayName), NULL, NULL, NULL); + CoTaskMemFree (wszDisplayName); + } + bfound = TRUE; + } + SysFreeString (varFriendlyName.bstrVal); + } + property_bag->Release (); + } + moniker->Release (); + } + +clean: + if (enum_moniker) { + enum_moniker->Release (); + } + + if (devices_enum) { + devices_enum->Release (); + } + + return ret; +} + +gboolean +gst_dshow_show_propertypage (IBaseFilter *base_filter) +{ + gboolean ret = FALSE; + ISpecifyPropertyPages *pProp = NULL; + HRESULT hres = base_filter->QueryInterface (IID_ISpecifyPropertyPages, (void **)&pProp); + if (SUCCEEDED(hres)) + { + /* Get the filter's name and IUnknown pointer.*/ + FILTER_INFO FilterInfo; + CAUUID caGUID; + IUnknown *pFilterUnk = NULL; + hres = base_filter->QueryFilterInfo (&FilterInfo); + base_filter->QueryInterface (IID_IUnknown, (void **)&pFilterUnk); + + /* Show the page. */ + pProp->GetPages (&caGUID); + pProp->Release (); + OleCreatePropertyFrame(GetDesktopWindow(), 0, 0, FilterInfo.achName, + 1, &pFilterUnk, caGUID.cElems, caGUID.pElems, 0, 0, NULL); + + pFilterUnk->Release (); + FilterInfo.pGraph->Release (); + CoTaskMemFree(caGUID.pElems); + } + return ret; +} -- cgit v1.2.1