summaryrefslogtreecommitdiffstats
path: root/loader/dshow/DS_Filter.c
diff options
context:
space:
mode:
Diffstat (limited to 'loader/dshow/DS_Filter.c')
-rw-r--r--loader/dshow/DS_Filter.c318
1 files changed, 0 insertions, 318 deletions
diff --git a/loader/dshow/DS_Filter.c b/loader/dshow/DS_Filter.c
deleted file mode 100644
index 88f881523a..0000000000
--- a/loader/dshow/DS_Filter.c
+++ /dev/null
@@ -1,318 +0,0 @@
-/*
- * Modified for use with MPlayer, detailed changelog at
- * http://svn.mplayerhq.hu/mplayer/trunk/
- */
-
-#include "config.h"
-#include "DS_Filter.h"
-#include "graph.h"
-#include "loader/drv.h"
-#include "loader/com.h"
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include "loader/win32.h" // printf macro
-
-typedef long STDCALL (*GETCLASS) (const GUID*, const GUID*, void**);
-
-#ifndef WIN32_LOADER
-const GUID IID_IUnknown =
-{
- 0x00000000, 0x0000, 0x0000,
- {0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46}
-};
-const GUID IID_IClassFactory =
-{
- 0x00000001, 0x0000, 0x0000,
- {0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46}
-};
-
-HRESULT STDCALL CoInitialize(LPVOID pvReserved);
-void STDCALL CoUninitialize(void);
-#endif
-
-static void DS_Filter_Start(DS_Filter* This)
-{
- HRESULT hr;
-
- //Debug printf("DS_Filter_Start(%p)\n", This);
- hr = This->m_pFilter->vt->Run(This->m_pFilter, (REFERENCE_TIME)0);
- if (hr != 0)
- {
- Debug printf("WARNING: m_Filter->Run() failed, error code %x\n", (int)hr);
- }
-}
-
-static void DS_Filter_Stop(DS_Filter* This)
-{
- if (This->m_pAll)
- {
- //Debug printf("DS_Filter_Stop(%p)\n", This);
- This->m_pFilter->vt->Stop(This->m_pFilter); // causes weird crash ??? FIXME
- This->m_pAll->vt->Release((IUnknown*)This->m_pAll);
- This->m_pAll = 0;
- }
-}
-
-void DS_Filter_Destroy(DS_Filter* This)
-{
- This->Stop(This);
-
- if (This->m_pOurInput)
- This->m_pOurInput->vt->Release((IUnknown*)This->m_pOurInput);
- if (This->m_pInputPin)
- This->m_pInputPin->vt->Disconnect(This->m_pInputPin);
- if (This->m_pOutputPin)
- This->m_pOutputPin->vt->Disconnect(This->m_pOutputPin);
- if (This->m_pFilter)
- This->m_pFilter->vt->Release((IUnknown*)This->m_pFilter);
- if (This->m_pOutputPin)
- This->m_pOutputPin->vt->Release((IUnknown*)This->m_pOutputPin);
- if (This->m_pInputPin)
- This->m_pInputPin->vt->Release((IUnknown*)This->m_pInputPin);
- if (This->m_pImp)
- This->m_pImp->vt->Release((IUnknown*)This->m_pImp);
-
- if (This->m_pOurOutput)
- This->m_pOurOutput->vt->Release((IUnknown*)This->m_pOurOutput);
- if (This->m_pParentFilter)
- This->m_pParentFilter->vt->Release((IUnknown*)This->m_pParentFilter);
- if (This->m_pSrcFilter)
- This->m_pSrcFilter->vt->Release((IUnknown*)This->m_pSrcFilter);
-
- // FIXME - we are still leaving few things allocated!
- if (This->m_iHandle)
- FreeLibrary((unsigned)This->m_iHandle);
-
- free(This);
-
-#ifdef WIN32_LOADER
- CodecRelease();
-#else
- CoUninitialize();
-#endif
-}
-
-static HRESULT STDCALL DS_Filter_CopySample(void* pUserData,IMediaSample* pSample){
- BYTE* pointer;
- int len;
- SampleProcUserData* pData=pUserData;
- Debug printf("CopySample called(%p,%p)\n",pSample,pUserData);
- if (pSample->vt->GetPointer(pSample, &pointer))
- return 1;
- len = pSample->vt->GetActualDataLength(pSample);
- if (len == 0)
- len = pSample->vt->GetSize(pSample);//for iv50
-
- pData->frame_pointer = pointer;
- pData->frame_size = len;
-/*
- FILE* file=fopen("./uncompr.bmp", "wb");
- char head[14]={0x42, 0x4D, 0x36, 0x10, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x36, 0x00, 0x00, 0x00};
- *(int*)(&head[2])=len+0x36;
- fwrite(head, 14, 1, file);
- fwrite(&((VIDEOINFOHEADER*)me.type.pbFormat)->bmiHeader, sizeof(BITMAPINFOHEADER), 1, file);
- fwrite(pointer, len, 1, file);
- fclose(file);
-*/
- return 0;
-}
-
-DS_Filter* DS_FilterCreate(const char* dllname, const GUID* id,
- AM_MEDIA_TYPE* in_fmt,
- AM_MEDIA_TYPE* out_fmt,SampleProcUserData* pUserData)
-{
- int init = 0;
-// char eb[250];
- const char* em = NULL;
- MemAllocator* tempAll;
- FilterGraph* graph;
- ALLOCATOR_PROPERTIES props,props1;
- DS_Filter* This = malloc(sizeof(DS_Filter));
- if (!This)
- return NULL;
-
-#ifdef WIN32_LOADER
- CodecAlloc();
-#else
- CoInitialize(0L);
-#endif
-
- /*
- tempAll is not used anywhere.
- MemAllocatorCreate() is called to ensure that RegisterComObject for IMemoryAllocator
- will be called before possible call
- to CoCreateInstance(...,&IID_IMemoryAllocator,...) from binary codec.
- */
- tempAll=MemAllocatorCreate();
- This->m_pFilter = NULL;
- This->m_pInputPin = NULL;
- This->m_pOutputPin = NULL;
- This->m_pSrcFilter = NULL;
- This->m_pParentFilter = NULL;
- This->m_pOurInput = NULL;
- This->m_pOurOutput = NULL;
- This->m_pAll = NULL;
- This->m_pImp = NULL;
-
- This->Start = DS_Filter_Start;
- This->Stop = DS_Filter_Stop;
-
- for (;;)
- {
- GETCLASS func;
- struct IClassFactory* factory = NULL;
- struct IUnknown* object = NULL;
- IEnumPins* enum_pins = 0;
- IPin* array[256];
- ULONG fetched;
- HRESULT result;
- unsigned int i;
- static const uint16_t filter_name[] = { 'F', 'i', 'l', 't', 'e', 'r', 0 };
-
- This->m_iHandle = LoadLibraryA(dllname);
- if (!This->m_iHandle)
- {
- em = "could not open DirectShow DLL";
- break;
- }
- func = (GETCLASS)GetProcAddress((unsigned)This->m_iHandle, "DllGetClassObject");
- if (!func)
- {
- em = "illegal or corrupt DirectShow DLL";
- break;
- }
- result = func(id, &IID_IClassFactory, (void*)&factory);
- if (result || !factory)
- {
- em = "no such class object";
- break;
- }
- result = factory->vt->CreateInstance(factory, 0, &IID_IUnknown, (void*)&object);
- factory->vt->Release((IUnknown*)factory);
- if (result || !object)
- {
- em = "class factory failure";
- break;
- }
- result = object->vt->QueryInterface(object, &IID_IBaseFilter, (void*)&This->m_pFilter);
- object->vt->Release((IUnknown*)object);
- if (result || !This->m_pFilter)
- {
- em = "object does not provide IBaseFilter interface";
- break;
- }
-
- graph = FilterGraphCreate();
- result = This->m_pFilter->vt->JoinFilterGraph(This->m_pFilter, (IFilterGraph*)graph, filter_name);
-
- // enumerate pins
- result = This->m_pFilter->vt->EnumPins(This->m_pFilter, &enum_pins);
- if (result || !enum_pins)
- {
- em = "could not enumerate pins";
- break;
- }
-
- enum_pins->vt->Reset(enum_pins);
- result = enum_pins->vt->Next(enum_pins, (ULONG)256, (IPin**)array, &fetched);
- enum_pins->vt->Release((IUnknown*)enum_pins);
- Debug printf("Pins enumeration returned %ld pins, error is %x\n", fetched, (int)result);
-
- for (i = 0; i < fetched; i++)
- {
- PIN_DIRECTION direction = -1;
- array[i]->vt->QueryDirection(array[i], &direction);
- if (!This->m_pInputPin && direction == PINDIR_INPUT)
- {
- This->m_pInputPin = array[i];
- This->m_pInputPin->vt->AddRef((IUnknown*)This->m_pInputPin);
- }
- if (!This->m_pOutputPin && direction == PINDIR_OUTPUT)
- {
- This->m_pOutputPin = array[i];
- This->m_pOutputPin->vt->AddRef((IUnknown*)This->m_pOutputPin);
- }
- array[i]->vt->Release((IUnknown*)(array[i]));
- }
- if (!This->m_pInputPin)
- {
- em = "could not find input pin";
- break;
- }
- if (!This->m_pOutputPin)
- {
- em = "could not find output pin";
- break;
- }
- result = This->m_pInputPin->vt->QueryInterface((IUnknown*)This->m_pInputPin,
- &IID_IMemInputPin,
- (void*)&This->m_pImp);
- if (result)
- {
- em = "could not get IMemInputPin interface";
- break;
- }
-
- This->m_pOurType = in_fmt;
- This->m_pDestType = out_fmt;
- result = This->m_pInputPin->vt->QueryAccept(This->m_pInputPin, This->m_pOurType);
- if (result)
- {
- em = "source format is not accepted";
- break;
- }
- This->m_pParentFilter = CBaseFilter2Create();
- This->m_pSrcFilter = CBaseFilterCreate(This->m_pOurType, This->m_pParentFilter);
- This->m_pOurInput = This->m_pSrcFilter->GetPin(This->m_pSrcFilter);
- This->m_pOurInput->vt->AddRef((IUnknown*)This->m_pOurInput);
-
- result = This->m_pInputPin->vt->ReceiveConnection(This->m_pInputPin,
- This->m_pOurInput,
- This->m_pOurType);
- if (result)
- {
- em = "could not connect to input pin";
- break;
- }
- result = This->m_pImp->vt->GetAllocator(This->m_pImp, &This->m_pAll);
- if (result || !This->m_pAll)
- {
- em="error getting IMemAllocator interface";
- break;
- }
-
- //Seting allocator property according to our media type
- props.cBuffers=1;
- props.cbBuffer=This->m_pOurType->lSampleSize;
- props.cbAlign=1;
- props.cbPrefix=0;
- This->m_pAll->vt->SetProperties(This->m_pAll, &props, &props1);
-
- //Notify remote pin about choosed allocator
- This->m_pImp->vt->NotifyAllocator(This->m_pImp, This->m_pAll, 0);
-
- This->m_pOurOutput = COutputPinCreate(This->m_pDestType,DS_Filter_CopySample,pUserData);
-
- result = This->m_pOutputPin->vt->ReceiveConnection(This->m_pOutputPin,
- (IPin*) This->m_pOurOutput,
- This->m_pDestType);
- if (result)
- {
- em = "could not connect to output pin";
- break;
- }
-
- init++;
- break;
- }
- tempAll->vt->Release((IUnknown*)tempAll);
-
- if (!init)
- {
- DS_Filter_Destroy(This);
- printf("Warning: DS_Filter() %s. (DLL=%.200s)\n", em, dllname);
- This = 0;
- }
- return This;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-01 18:57:00 +0000