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