/* * AM_MEDIA_TYPE service functions implementations * Code is based on quartz/enummedia.c file from wine project. * Modified by Vladimir Voroshilov * * Original code: Copyright 2003 Robert Shearman * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * */ #include "mp_msg.h" #include "libmpcodecs/img_format.h" #include "wine/winerror.h" #include "com.h" #include "mediatype.h" #include "libwin32.h" void DisplayMediaType(const char * label,const AM_MEDIA_TYPE* pmt){ WAVEFORMATEX* pWF; VIDEOINFOHEADER* Vhdr; int i; GUID* iid; Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"=======================\n"); if(label){ Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"AM_MEDIA_TYPE: %s\n",label); }else Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"AM_MEDIA_TYPE:\n"); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"-(Ptr:%p)--------\n",pmt); for(i=0;ipbFormat,pmt->cbFormat); for(i=0;icbFormat;i++){ Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"%02x ",(BYTE)pmt->pbFormat[i]); if((i+1)%8==0) Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"\n"); } if((i)%8!=0) Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"\n"); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"-----------------------\n"); iid=(GUID*)&(pmt->subtype); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"Subtype: %08x-%04x-%04x-%02x%02x-" "%02x%02x%02x%02x%02x%02x\n", iid->f1, iid->f2, iid->f3, (unsigned char)iid->f4[1], (unsigned char)iid->f4[0], (unsigned char)iid->f4[2], (unsigned char)iid->f4[3], (unsigned char)iid->f4[4], (unsigned char)iid->f4[5], (unsigned char)iid->f4[6], (unsigned char)iid->f4[7]); iid=(GUID*)&(pmt->formattype); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"Format type: %08x-%04x-%04x-%02x%02x-" "%02x%02x%02x%02x%02x%02x\n", iid->f1, iid->f2, iid->f3, (unsigned char)iid->f4[1], (unsigned char)iid->f4[0], (unsigned char)iid->f4[2], (unsigned char)iid->f4[3], (unsigned char)iid->f4[4], (unsigned char)iid->f4[5], (unsigned char)iid->f4[6], (unsigned char)iid->f4[7]); if(pmt && memcmp(&pmt->formattype,&FORMAT_WaveFormatEx,16)==0 && pmt->pbFormat){ pWF=(WAVEFORMATEX*)pmt->pbFormat; Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"PMT: nChannels %d\n",pWF->nChannels); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"PMT: nSamplesPerSec %ld\n",pWF->nSamplesPerSec); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"PMT: wBitsPerSample %d\n",pWF->wBitsPerSample); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"PMT: nBlockAlign %d\n",pWF->nBlockAlign); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"PMT: nAvgBytesPerSec %ld\n",pWF->nAvgBytesPerSec); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"PMT: SampleSize %ld\n",pmt->lSampleSize); } if(pmt && memcmp(&pmt->formattype,&FORMAT_VideoInfo,16)==0 && pmt->pbFormat){ Vhdr=(VIDEOINFOHEADER*)pmt->pbFormat; Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"Vhdr: dwBitRate %ld\n",Vhdr->dwBitRate); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"Vhdr: biWidth %ld\n",Vhdr->bmiHeader.biWidth); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"Vhdr: biHeight %ld\n",Vhdr->bmiHeader.biHeight); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"Vhdr: biSizeImage %ld\n",Vhdr->bmiHeader.biSizeImage); Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"Vhdr: biBitCount %d\n",Vhdr->bmiHeader.biBitCount); if(Vhdr->bmiHeader.biCompression){ Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"Vhdr: biComression 0x%08lx (%s)\n",Vhdr->bmiHeader.biCompression,vo_format_name(Vhdr->bmiHeader.biCompression)); }else Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"Vhdr: biComression 0x00000000\n"); } Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"=======================\n"); } HRESULT CopyMediaType(AM_MEDIA_TYPE * pDest, const AM_MEDIA_TYPE *pSrc) { Debug mp_msg(MSGT_LOADER,MSGL_DBG4,"%s(%p) called\n", "CopyMediaType",pSrc); if(!pSrc || !pDest) return E_POINTER; if(pSrc == pDest) return E_INVALIDARG; if(!pSrc->pbFormat && pSrc->cbFormat) return E_POINTER; memcpy(pDest, pSrc, sizeof(AM_MEDIA_TYPE)); if (!pSrc->pbFormat) return S_OK; if (!(pDest->pbFormat = CoTaskMemAlloc(pSrc->cbFormat))) return E_OUTOFMEMORY; memcpy(pDest->pbFormat, pSrc->pbFormat, pSrc->cbFormat); if (pDest->pUnk) pDest->pUnk->vt->AddRef(pDest->pUnk); return S_OK; } void FreeMediaType(AM_MEDIA_TYPE * pMediaType) { if (!pMediaType) return; if (pMediaType->pbFormat) { CoTaskMemFree(pMediaType->pbFormat); pMediaType->pbFormat = NULL; } if (pMediaType->pUnk) { pMediaType->pUnk->vt->Release(pMediaType->pUnk); pMediaType->pUnk = NULL; } } AM_MEDIA_TYPE * CreateMediaType(AM_MEDIA_TYPE const * pSrc) { AM_MEDIA_TYPE * pDest; if (!pSrc) return NULL; pDest = CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE)); if (!pDest) return NULL; if (FAILED(CopyMediaType(pDest, pSrc))) { CoTaskMemFree(pDest); return NULL; } return pDest; } void DeleteMediaType(AM_MEDIA_TYPE * pMediaType) { if (!pMediaType) return; FreeMediaType(pMediaType); CoTaskMemFree(pMediaType); } #define IsEqualGUID(a,b) (memcmp(a,b,16)==0) int CompareMediaTypes(const AM_MEDIA_TYPE * pmt1, const AM_MEDIA_TYPE * pmt2, int bWildcards) { return ((bWildcards && (IsEqualGUID(&pmt1->majortype, &GUID_NULL) || IsEqualGUID(&pmt2->majortype, &GUID_NULL))) || IsEqualGUID(&pmt1->majortype, &pmt2->majortype)) && ((bWildcards && (IsEqualGUID(&pmt1->subtype, &GUID_NULL) || IsEqualGUID(&pmt2->subtype, &GUID_NULL))) || IsEqualGUID(&pmt1->subtype, &pmt2->subtype)); }