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00022 #include "dshow.h"
00023
00024 #include <stddef.h>
00025 #define imemoffset offsetof(libAVPin, imemvtbl)
00026
00027 DECLARE_QUERYINTERFACE(libAVPin,
00028 { {&IID_IUnknown,0}, {&IID_IPin,0}, {&IID_IMemInputPin,imemoffset} })
00029 DECLARE_ADDREF(libAVPin)
00030 DECLARE_RELEASE(libAVPin)
00031
00032 long WINAPI
00033 libAVPin_Connect(libAVPin *this, IPin *pin, const AM_MEDIA_TYPE *type)
00034 {
00035 dshowdebug("libAVPin_Connect(%p, %p, %p)\n", this, pin, type);
00036
00037 return S_FALSE;
00038 }
00039 long WINAPI
00040 libAVPin_ReceiveConnection(libAVPin *this, IPin *pin,
00041 const AM_MEDIA_TYPE *type)
00042 {
00043 enum dshowDeviceType devtype = this->filter->type;
00044 dshowdebug("libAVPin_ReceiveConnection(%p)\n", this);
00045
00046 if (!pin)
00047 return E_POINTER;
00048 if (this->connectedto)
00049 return VFW_E_ALREADY_CONNECTED;
00050
00051 ff_print_AM_MEDIA_TYPE(type);
00052 if (devtype == VideoDevice) {
00053 if (!IsEqualGUID(&type->majortype, &MEDIATYPE_Video))
00054 return VFW_E_TYPE_NOT_ACCEPTED;
00055 } else {
00056 if (!IsEqualGUID(&type->majortype, &MEDIATYPE_Audio))
00057 return VFW_E_TYPE_NOT_ACCEPTED;
00058 }
00059
00060 IPin_AddRef(pin);
00061 this->connectedto = pin;
00062
00063 ff_copy_dshow_media_type(&this->type, type);
00064
00065 return S_OK;
00066 }
00067 long WINAPI
00068 libAVPin_Disconnect(libAVPin *this)
00069 {
00070 dshowdebug("libAVPin_Disconnect(%p)\n", this);
00071
00072 if (this->filter->state != State_Stopped)
00073 return VFW_E_NOT_STOPPED;
00074 if (!this->connectedto)
00075 return S_FALSE;
00076 IPin_Release(this->connectedto);
00077 this->connectedto = NULL;
00078
00079 return S_OK;
00080 }
00081 long WINAPI
00082 libAVPin_ConnectedTo(libAVPin *this, IPin **pin)
00083 {
00084 dshowdebug("libAVPin_ConnectedTo(%p)\n", this);
00085
00086 if (!pin)
00087 return E_POINTER;
00088 if (!this->connectedto)
00089 return VFW_E_NOT_CONNECTED;
00090 IPin_AddRef(this->connectedto);
00091 *pin = this->connectedto;
00092
00093 return S_OK;
00094 }
00095 long WINAPI
00096 libAVPin_ConnectionMediaType(libAVPin *this, AM_MEDIA_TYPE *type)
00097 {
00098 dshowdebug("libAVPin_ConnectionMediaType(%p)\n", this);
00099
00100 if (!type)
00101 return E_POINTER;
00102 if (!this->connectedto)
00103 return VFW_E_NOT_CONNECTED;
00104
00105 return ff_copy_dshow_media_type(type, &this->type);
00106 }
00107 long WINAPI
00108 libAVPin_QueryPinInfo(libAVPin *this, PIN_INFO *info)
00109 {
00110 dshowdebug("libAVPin_QueryPinInfo(%p)\n", this);
00111
00112 if (!info)
00113 return E_POINTER;
00114
00115 if (this->filter)
00116 libAVFilter_AddRef(this->filter);
00117
00118 info->pFilter = (IBaseFilter *) this->filter;
00119 info->dir = PINDIR_INPUT;
00120 wcscpy(info->achName, L"Capture");
00121
00122 return S_OK;
00123 }
00124 long WINAPI
00125 libAVPin_QueryDirection(libAVPin *this, PIN_DIRECTION *dir)
00126 {
00127 dshowdebug("libAVPin_QueryDirection(%p)\n", this);
00128 if (!dir)
00129 return E_POINTER;
00130 *dir = PINDIR_INPUT;
00131 return S_OK;
00132 }
00133 long WINAPI
00134 libAVPin_QueryId(libAVPin *this, wchar_t **id)
00135 {
00136 dshowdebug("libAVPin_QueryId(%p)\n", this);
00137
00138 if (!id)
00139 return E_POINTER;
00140
00141 *id = wcsdup(L"libAV Pin");
00142
00143 return S_OK;
00144 }
00145 long WINAPI
00146 libAVPin_QueryAccept(libAVPin *this, const AM_MEDIA_TYPE *type)
00147 {
00148 dshowdebug("libAVPin_QueryAccept(%p)\n", this);
00149 return S_FALSE;
00150 }
00151 long WINAPI
00152 libAVPin_EnumMediaTypes(libAVPin *this, IEnumMediaTypes **enumtypes)
00153 {
00154 const AM_MEDIA_TYPE *type = NULL;
00155 libAVEnumMediaTypes *new;
00156 dshowdebug("libAVPin_EnumMediaTypes(%p)\n", this);
00157
00158 if (!enumtypes)
00159 return E_POINTER;
00160 new = libAVEnumMediaTypes_Create(type);
00161 if (!new)
00162 return E_OUTOFMEMORY;
00163
00164 *enumtypes = (IEnumMediaTypes *) new;
00165 return S_OK;
00166 }
00167 long WINAPI
00168 libAVPin_QueryInternalConnections(libAVPin *this, IPin **pin,
00169 unsigned long *npin)
00170 {
00171 dshowdebug("libAVPin_QueryInternalConnections(%p)\n", this);
00172 return E_NOTIMPL;
00173 }
00174 long WINAPI
00175 libAVPin_EndOfStream(libAVPin *this)
00176 {
00177 dshowdebug("libAVPin_EndOfStream(%p)\n", this);
00178
00179 return S_OK;
00180 }
00181 long WINAPI
00182 libAVPin_BeginFlush(libAVPin *this)
00183 {
00184 dshowdebug("libAVPin_BeginFlush(%p)\n", this);
00185
00186 return S_OK;
00187 }
00188 long WINAPI
00189 libAVPin_EndFlush(libAVPin *this)
00190 {
00191 dshowdebug("libAVPin_EndFlush(%p)\n", this);
00192
00193 return S_OK;
00194 }
00195 long WINAPI
00196 libAVPin_NewSegment(libAVPin *this, REFERENCE_TIME start, REFERENCE_TIME stop,
00197 double rate)
00198 {
00199 dshowdebug("libAVPin_NewSegment(%p)\n", this);
00200
00201 return S_OK;
00202 }
00203
00204 static int
00205 libAVPin_Setup(libAVPin *this, libAVFilter *filter)
00206 {
00207 IPinVtbl *vtbl = this->vtbl;
00208 IMemInputPinVtbl *imemvtbl;
00209
00210 if (!filter)
00211 return 0;
00212
00213 imemvtbl = av_malloc(sizeof(IMemInputPinVtbl));
00214 if (!imemvtbl)
00215 return 0;
00216
00217 SETVTBL(imemvtbl, libAVMemInputPin, QueryInterface);
00218 SETVTBL(imemvtbl, libAVMemInputPin, AddRef);
00219 SETVTBL(imemvtbl, libAVMemInputPin, Release);
00220 SETVTBL(imemvtbl, libAVMemInputPin, GetAllocator);
00221 SETVTBL(imemvtbl, libAVMemInputPin, NotifyAllocator);
00222 SETVTBL(imemvtbl, libAVMemInputPin, GetAllocatorRequirements);
00223 SETVTBL(imemvtbl, libAVMemInputPin, Receive);
00224 SETVTBL(imemvtbl, libAVMemInputPin, ReceiveMultiple);
00225 SETVTBL(imemvtbl, libAVMemInputPin, ReceiveCanBlock);
00226
00227 this->imemvtbl = imemvtbl;
00228
00229 SETVTBL(vtbl, libAVPin, QueryInterface);
00230 SETVTBL(vtbl, libAVPin, AddRef);
00231 SETVTBL(vtbl, libAVPin, Release);
00232 SETVTBL(vtbl, libAVPin, Connect);
00233 SETVTBL(vtbl, libAVPin, ReceiveConnection);
00234 SETVTBL(vtbl, libAVPin, Disconnect);
00235 SETVTBL(vtbl, libAVPin, ConnectedTo);
00236 SETVTBL(vtbl, libAVPin, ConnectionMediaType);
00237 SETVTBL(vtbl, libAVPin, QueryPinInfo);
00238 SETVTBL(vtbl, libAVPin, QueryDirection);
00239 SETVTBL(vtbl, libAVPin, QueryId);
00240 SETVTBL(vtbl, libAVPin, QueryAccept);
00241 SETVTBL(vtbl, libAVPin, EnumMediaTypes);
00242 SETVTBL(vtbl, libAVPin, QueryInternalConnections);
00243 SETVTBL(vtbl, libAVPin, EndOfStream);
00244 SETVTBL(vtbl, libAVPin, BeginFlush);
00245 SETVTBL(vtbl, libAVPin, EndFlush);
00246 SETVTBL(vtbl, libAVPin, NewSegment);
00247
00248 this->filter = filter;
00249
00250 return 1;
00251 }
00252 DECLARE_CREATE(libAVPin, libAVPin_Setup(this, filter), libAVFilter *filter)
00253 DECLARE_DESTROY(libAVPin, nothing)
00254
00255
00256
00257
00258 long WINAPI
00259 libAVMemInputPin_QueryInterface(libAVMemInputPin *this, const GUID *riid,
00260 void **ppvObject)
00261 {
00262 libAVPin *pin = (libAVPin *) ((uint8_t *) this - imemoffset);
00263 dshowdebug("libAVMemInputPin_QueryInterface(%p)\n", this);
00264 return libAVPin_QueryInterface(pin, riid, ppvObject);
00265 }
00266 unsigned long WINAPI
00267 libAVMemInputPin_AddRef(libAVMemInputPin *this)
00268 {
00269 libAVPin *pin = (libAVPin *) ((uint8_t *) this - imemoffset);
00270 dshowdebug("libAVMemInputPin_AddRef(%p)\n", this);
00271 return libAVPin_AddRef(pin);
00272 }
00273 unsigned long WINAPI
00274 libAVMemInputPin_Release(libAVMemInputPin *this)
00275 {
00276 libAVPin *pin = (libAVPin *) ((uint8_t *) this - imemoffset);
00277 dshowdebug("libAVMemInputPin_Release(%p)\n", this);
00278 return libAVPin_Release(pin);
00279 }
00280 long WINAPI
00281 libAVMemInputPin_GetAllocator(libAVMemInputPin *this, IMemAllocator **alloc)
00282 {
00283 dshowdebug("libAVMemInputPin_GetAllocator(%p)\n", this);
00284 return VFW_E_NO_ALLOCATOR;
00285 }
00286 long WINAPI
00287 libAVMemInputPin_NotifyAllocator(libAVMemInputPin *this, IMemAllocator *alloc,
00288 WINBOOL rdwr)
00289 {
00290 dshowdebug("libAVMemInputPin_NotifyAllocator(%p)\n", this);
00291 return S_OK;
00292 }
00293 long WINAPI
00294 libAVMemInputPin_GetAllocatorRequirements(libAVMemInputPin *this,
00295 ALLOCATOR_PROPERTIES *props)
00296 {
00297 dshowdebug("libAVMemInputPin_GetAllocatorRequirements(%p)\n", this);
00298 return E_NOTIMPL;
00299 }
00300 long WINAPI
00301 libAVMemInputPin_Receive(libAVMemInputPin *this, IMediaSample *sample)
00302 {
00303 libAVPin *pin = (libAVPin *) ((uint8_t *) this - imemoffset);
00304 enum dshowDeviceType devtype = pin->filter->type;
00305 void *priv_data;
00306 uint8_t *buf;
00307 int buf_size;
00308 int index;
00309 int64_t curtime;
00310
00311 dshowdebug("libAVMemInputPin_Receive(%p)\n", this);
00312
00313 if (!sample)
00314 return E_POINTER;
00315
00316 if (devtype == VideoDevice) {
00317
00318 IReferenceClock *clock = pin->filter->clock;
00319 IReferenceClock_GetTime(clock, &curtime);
00320 } else {
00321 int64_t dummy;
00322 IMediaSample_GetTime(sample, &curtime, &dummy);
00323 curtime += pin->filter->start_time;
00324 }
00325
00326 buf_size = IMediaSample_GetActualDataLength(sample);
00327 IMediaSample_GetPointer(sample, &buf);
00328 priv_data = pin->filter->priv_data;
00329 index = pin->filter->stream_index;
00330
00331 pin->filter->callback(priv_data, index, buf, buf_size, curtime);
00332
00333 return S_OK;
00334 }
00335 long WINAPI
00336 libAVMemInputPin_ReceiveMultiple(libAVMemInputPin *this,
00337 IMediaSample **samples, long n, long *nproc)
00338 {
00339 int i;
00340 dshowdebug("libAVMemInputPin_ReceiveMultiple(%p)\n", this);
00341
00342 for (i = 0; i < n; i++)
00343 libAVMemInputPin_Receive(this, samples[i]);
00344
00345 *nproc = n;
00346 return S_OK;
00347 }
00348 long WINAPI
00349 libAVMemInputPin_ReceiveCanBlock(libAVMemInputPin *this)
00350 {
00351 dshowdebug("libAVMemInputPin_ReceiveCanBlock(%p)\n", this);
00352
00353 return S_FALSE;
00354 }
00355
00356 void
00357 libAVMemInputPin_Destroy(libAVMemInputPin *this)
00358 {
00359 libAVPin *pin = (libAVPin *) ((uint8_t *) this - imemoffset);
00360 dshowdebug("libAVMemInputPin_Destroy(%p)\n", this);
00361 return libAVPin_Destroy(pin);
00362 }
