Example #1
0
int cap_ic_start(cap_cx *cx, char *err)
{
	char format[32];
	char message[80];

	if((cx->ic = ICDecompressOpen(
		ICTYPE_VIDEO,
		0,
		&(cx->pfmt->bmiHeader),
		NULL)))
	{
		cx->outfmtlen = ICDecompressGetFormatSize(cx->ic, cx->pfmt);
		if((cx->poutfmt = malloc(cx->outfmtlen)))
		{
			if(ICDecompressGetFormat(cx->ic, cx->pfmt, cx->poutfmt) == ICERR_OK)
			{
				if(ICDecompressBegin(cx->ic, cx->pfmt, cx->poutfmt) == ICERR_OK)
				{
					cx->mode = CAP_USE_IC;
					return 1;
				}
			}
			free(cx->poutfmt);
		}
		ICClose(cx->ic);
	}

	sprintf(message, "Can't open decompressor for format \"%s\"",
		reverse_fourcc(format, cx->pfmt->bmiHeader.biCompression));
	set_err(message);
	
	return 0;
}
Example #2
0
// init driver
static int init(sh_video_t *sh){
    HRESULT ret;
//    unsigned int outfmt=sh->codec->outfmt[sh->outfmtidx];
    int i, o_bih_len;
    vd_vfw_ctx *priv;
    const char *dll = codec_idx2str(sh->codec->dll_idx);

    /* Hack for VSSH codec: new dll can't decode old files
     * In my samples old files have no extradata, so use that info
     * to decide what dll should be used (here and in vd_dshow).
     */
    if (!strcmp(dll, "vssh264.dll") && (sh->bih->biSize > 40))
      return 0;

    priv = malloc(sizeof(vd_vfw_ctx));
    if (!priv)
	return 0;
    memset(priv, 0, sizeof(vd_vfw_ctx));
    sh->context = priv;

    mp_msg(MSGT_WIN32,MSGL_V,"======= Win32 (VFW) VIDEO Codec init =======\n");


//    win32_codec_name = dll;
//    sh->hic = ICOpen( 0x63646976, sh->bih->biCompression, ICMODE_FASTDECOMPRESS);
//    priv->handle = ICOpen( 0x63646976, sh->bih->biCompression, ICMODE_DECOMPRESS);
    priv->handle = ICOpen( (long)(dll), sh->bih->biCompression, ICMODE_DECOMPRESS);
    if(!priv->handle){
	mp_msg(MSGT_WIN32,MSGL_ERR,"ICOpen failed! unknown codec / wrong parameters?\n");
	return 0;
    }

//    sh->bih->biBitCount=32;

    o_bih_len = ICDecompressGetFormatSize(priv->handle, sh->bih);

    if(o_bih_len < sizeof(BITMAPINFOHEADER)){
       mp_msg(MSGT_WIN32,MSGL_ERR,"ICDecompressGetFormatSize returned a bogus value: %d\n", o_bih_len);
       return 0;
    }

    priv->o_bih = malloc(o_bih_len);
    memset(priv->o_bih, 0, o_bih_len);

    mp_msg(MSGT_WIN32,MSGL_V,"ICDecompressGetFormatSize ret: %d\n", o_bih_len);

    ret = ICDecompressGetFormat(priv->handle, sh->bih, priv->o_bih);
    if(ret < 0){
	mp_msg(MSGT_WIN32,MSGL_ERR,"ICDecompressGetFormat failed: Error %d\n", (int)ret);
	for (i=0; i < o_bih_len; i++) mp_msg(MSGT_WIN32, MSGL_DBG2, "%02x ", priv->o_bih[i]);
	return 0;
    }
    mp_msg(MSGT_WIN32,MSGL_V,"ICDecompressGetFormat OK\n");

#if 0
    // workaround for pegasus MJPEG:
    if(!sh_video->o_bih.biWidth) sh_video->o_bih.biWidth=sh_video->bih->biWidth;
    if(!sh_video->o_bih.biHeight) sh_video->o_bih.biHeight=sh_video->bih->biHeight;
    if(!sh_video->o_bih.biPlanes) sh_video->o_bih.biPlanes=sh_video->bih->biPlanes;
#endif

    // ok let libvo and vd core to handshake and decide the optimal csp:
    if(!mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_YUY2)) return 0;

    if (!(sh->codec->outflags[sh->outfmtidx]&CODECS_FLAG_FLIP)) {
	priv->o_bih->biHeight=-sh->bih->biHeight; // flip image!
    }

    // ok, let's set the choosen colorspace:
    set_csp(priv->o_bih,sh->codec->outfmt[sh->outfmtidx]);

    // fake it to RGB for broken DLLs (divx3)
    if(sh->codec->outflags[sh->outfmtidx] & CODECS_FLAG_YUVHACK)
	priv->o_bih->biCompression = 0;

    // sanity check:
#ifdef BUILD_VFWEX
    ret = ICDecompressQueryEx(priv->handle, sh->bih, priv->o_bih);
#else
    ret = ICDecompressQuery(priv->handle, sh->bih, priv->o_bih);
#endif
    if (ret)
    {
	mp_msg(MSGT_WIN32,MSGL_WARN,"ICDecompressQuery failed: Error %d\n", (int)ret);
//	return 0;
    } else
	mp_msg(MSGT_WIN32,MSGL_V,"ICDecompressQuery OK\n");

#ifdef BUILD_VFWEX
    ret = ICDecompressBeginEx(priv->handle, sh->bih, priv->o_bih);
#else
    ret = ICDecompressBegin(priv->handle, sh->bih, priv->o_bih);
#endif
    if (ret)
    {
	mp_msg(MSGT_WIN32,MSGL_WARN,"ICDecompressBegin failed: Error %d\n", (int)ret);
//	return 0;
    }

    // for broken codecs set it again:
    if(sh->codec->outflags[sh->outfmtidx] & CODECS_FLAG_YUVHACK)
	set_csp(priv->o_bih,sh->codec->outfmt[sh->outfmtidx]);

    mp_msg(MSGT_WIN32, MSGL_V, "Input format:\n");
    if( mp_msg_test(MSGT_HEADER,MSGL_V) ) print_video_header(sh->bih,MSGL_V);
    mp_msg(MSGT_WIN32, MSGL_V, "Output format:\n");
    if( mp_msg_test(MSGT_HEADER,MSGL_V) ) print_video_header(priv->o_bih,MSGL_V);

    // set postprocessing level in xvid/divx4 .dll
    ICSendMessage(priv->handle, ICM_USER+80, (long)(&divx_quality), 0);

    // don't do this palette mess always, it makes div3 dll crashing...
    if(sh->codec->outfmt[sh->outfmtidx]==IMGFMT_BGR8){
	if(ICDecompressGetPalette(priv->handle, sh->bih, priv->o_bih)){
	    priv->palette = (unsigned char*)(priv->o_bih+1);
	    mp_msg(MSGT_WIN32,MSGL_V,"ICDecompressGetPalette OK\n");
	} else {
	    if(sh->bih->biSize>=40+4*4)
		priv->palette = (unsigned char*)(sh->bih+1);
	}
    }

    mp_msg(MSGT_DECVIDEO,MSGL_V,"INFO: Win32 video codec init OK!\n");
    return 1;
}
Example #3
0
HANDLE VFWAPI ICImageDecompress(
	HIC hic, UINT uiFlags, LPBITMAPINFO lpbiIn,
	LPVOID lpBits, LPBITMAPINFO lpbiOut)
{
	HGLOBAL	hMem = NULL;
	BYTE*	pMem = NULL;
	BOOL	bReleaseIC = FALSE;
	BYTE*	pHdr = NULL;
	ULONG	cbHdr = 0;
	BOOL	bSucceeded = FALSE;
	BOOL	bInDecompress = FALSE;
	DWORD	biSizeImage;

	TRACE("(%p,%08x,%p,%p,%p)\n",
		hic, uiFlags, lpbiIn, lpBits, lpbiOut);

	if ( hic == NULL )
	{
		hic = ICDecompressOpen( ICTYPE_VIDEO, 0, &lpbiIn->bmiHeader, (lpbiOut != NULL) ? &lpbiOut->bmiHeader : NULL );
		if ( hic == NULL )
		{
			WARN("no handler\n" );
			goto err;
		}
		bReleaseIC = TRUE;
	}
	if ( uiFlags != 0 )
	{
		FIXME( "unknown flag %08x\n", uiFlags );
		goto err;
	}
	if ( lpbiIn == NULL || lpBits == NULL )
	{
		WARN("invalid argument\n");
		goto err;
	}

	if ( lpbiOut != NULL )
	{
		if ( lpbiOut->bmiHeader.biSize != sizeof(BITMAPINFOHEADER) )
			goto err;
		cbHdr = sizeof(BITMAPINFOHEADER);
		if ( lpbiOut->bmiHeader.biCompression == 3 )
			cbHdr += sizeof(DWORD)*3;
		else
		if ( lpbiOut->bmiHeader.biBitCount <= 8 )
		{
			if ( lpbiOut->bmiHeader.biClrUsed == 0 )
				cbHdr += sizeof(RGBQUAD) * (1<<lpbiOut->bmiHeader.biBitCount);
			else
				cbHdr += sizeof(RGBQUAD) * lpbiOut->bmiHeader.biClrUsed;
		}
	}
	else
	{
		TRACE( "get format\n" );

		cbHdr = ICDecompressGetFormatSize(hic,lpbiIn);
		if ( cbHdr < sizeof(BITMAPINFOHEADER) )
			goto err;
		pHdr = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,cbHdr+sizeof(RGBQUAD)*256);
		if ( pHdr == NULL )
			goto err;
		if ( ICDecompressGetFormat( hic, lpbiIn, pHdr ) != ICERR_OK )
			goto err;
		lpbiOut = (BITMAPINFO*)pHdr;
		if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
			 ICDecompressGetPalette( hic, lpbiIn, lpbiOut ) != ICERR_OK &&
			 lpbiIn->bmiHeader.biBitCount == lpbiOut->bmiHeader.biBitCount )
		{
			if ( lpbiIn->bmiHeader.biClrUsed == 0 )
				memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*(1<<lpbiOut->bmiHeader.biBitCount) );
			else
				memcpy( lpbiOut->bmiColors, lpbiIn->bmiColors, sizeof(RGBQUAD)*lpbiIn->bmiHeader.biClrUsed );
		}
		if ( lpbiOut->bmiHeader.biBitCount <= 8 &&
			 lpbiOut->bmiHeader.biClrUsed == 0 )
			lpbiOut->bmiHeader.biClrUsed = 1<<lpbiOut->bmiHeader.biBitCount;

		lpbiOut->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
		cbHdr = sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD)*lpbiOut->bmiHeader.biClrUsed;
	}

	biSizeImage = lpbiOut->bmiHeader.biSizeImage;
	if ( biSizeImage == 0 )
		biSizeImage = ((((lpbiOut->bmiHeader.biWidth * lpbiOut->bmiHeader.biBitCount + 7) >> 3) + 3) & (~3)) * abs(lpbiOut->bmiHeader.biHeight);

	TRACE( "call ICDecompressBegin\n" );

	if ( ICDecompressBegin( hic, lpbiIn, lpbiOut ) != ICERR_OK )
		goto err;
	bInDecompress = TRUE;

	TRACE( "cbHdr %d, biSizeImage %d\n", cbHdr, biSizeImage );

	hMem = GlobalAlloc( GMEM_MOVEABLE|GMEM_ZEROINIT, cbHdr + biSizeImage );
	if ( hMem == NULL )
	{
		WARN( "out of memory\n" );
		goto err;
	}
	pMem = GlobalLock( hMem );
	if ( pMem == NULL )
		goto err;
	memcpy( pMem, lpbiOut, cbHdr );

	TRACE( "call ICDecompress\n" );
	if ( ICDecompress( hic, 0, &lpbiIn->bmiHeader, lpBits, &lpbiOut->bmiHeader, pMem+cbHdr ) != ICERR_OK )
		goto err;

	bSucceeded = TRUE;
err:
	if ( bInDecompress )
		ICDecompressEnd( hic );
	if ( bReleaseIC )
		ICClose(hic);
        HeapFree(GetProcessHeap(),0,pHdr);
	if ( pMem != NULL )
		GlobalUnlock( hMem );
	if ( !bSucceeded && hMem != NULL )
	{
		GlobalFree(hMem); hMem = NULL;
	}

	return hMem;
}
Example #4
0
static HRESULT AVIFILE_OpenGetFrame(IAVIStreamImpl *This)
{
  LPBITMAPINFOHEADER lpbi;
  DWORD              size;

  /* pre-conditions */
  assert(This != NULL);
  assert(This->pStream != NULL);
  assert(This->pg == NULL);

  This->pg = AVIStreamGetFrameOpen(This->pStream, NULL);
  if (This->pg == NULL)
    return AVIERR_ERROR;

  /* When we only decompress this is enough */
  if (This->sInfo.fccHandler == comptypeDIB)
    return AVIERR_OK;

  assert(This->hic != NULL);
  assert(This->lpbiOutput == NULL);

  /* get input format */
  lpbi = AVIStreamGetFrame(This->pg, This->sInfo.dwStart);
  if (lpbi == NULL)
    return AVIERR_MEMORY;

  /* get memory for output format */
  size = ICCompressGetFormatSize(This->hic, lpbi);
  if ((LONG)size < (LONG)sizeof(BITMAPINFOHEADER))
    return AVIERR_COMPRESSOR;
  This->lpbiOutput = HeapAlloc(GetProcessHeap(), 0, size);
  if (This->lpbiOutput == NULL)
    return AVIERR_MEMORY;
  This->cbOutput = size;

  if (ICCompressGetFormat(This->hic, lpbi, This->lpbiOutput) < S_OK)
    return AVIERR_BADFORMAT;

  /* update AVISTREAMINFO structure */
  This->sInfo.rcFrame.right  =
    This->sInfo.rcFrame.left + This->lpbiOutput->biWidth;
  This->sInfo.rcFrame.bottom =
    This->sInfo.rcFrame.top  + This->lpbiOutput->biHeight;
  This->sInfo.dwSuggestedBufferSize =
    ICCompressGetSize(This->hic, lpbi, This->lpbiOutput);

  /* prepare codec for compression */
  if (ICCompressBegin(This->hic, lpbi, This->lpbiOutput) != S_OK)
    return AVIERR_COMPRESSOR;

  /* allocate memory for current frame */
  size += This->sInfo.dwSuggestedBufferSize;
  This->lpbiCur = HeapAlloc(GetProcessHeap(), 0, size);
  if (This->lpbiCur == NULL)
    return AVIERR_MEMORY;
  memcpy(This->lpbiCur, This->lpbiOutput, This->cbOutput);
  This->lpCur = DIBPTR(This->lpbiCur);

  /* allocate memory for last frame if needed */
  if (This->lKeyFrameEvery != 1 &&
      (This->dwICMFlags & VIDCF_FASTTEMPORALC) == 0) {
    size = ICDecompressGetFormatSize(This->hic, This->lpbiOutput);
    This->lpbiPrev = HeapAlloc(GetProcessHeap(), 0, size);
    if (This->lpbiPrev == NULL)
      return AVIERR_MEMORY;
    if (ICDecompressGetFormat(This->hic, This->lpbiOutput, This->lpbiPrev) < S_OK)
      return AVIERR_COMPRESSOR;

    if (This->lpbiPrev->biSizeImage == 0) {
      This->lpbiPrev->biSizeImage =
	DIBWIDTHBYTES(*This->lpbiPrev) * This->lpbiPrev->biHeight;
    }

    /* get memory for format and picture */
    size += This->lpbiPrev->biSizeImage;
    This->lpbiPrev = HeapReAlloc(GetProcessHeap(), 0, This->lpbiPrev, size );
    if (This->lpbiPrev == NULL)
      return AVIERR_MEMORY;
    This->lpPrev = DIBPTR(This->lpbiPrev);

    /* prepare codec also for decompression */
    if (ICDecompressBegin(This->hic,This->lpbiOutput,This->lpbiPrev) != S_OK)
      return AVIERR_COMPRESSOR;
  }

  return AVIERR_OK;
}
Example #5
0
static HRESULT WINAPI ICMStream_fnSetFormat(IAVIStream *iface, LONG pos,
					     LPVOID format, LONG formatsize)
{
  IAVIStreamImpl *This = impl_from_IAVIStream(iface);

  TRACE("(%p,%d,%p,%d)\n", iface, pos, format, formatsize);

  /* check parameters */
  if (format == NULL || formatsize <= 0)
    return AVIERR_BADPARAM;

  /* We can only accept RGB data for writing */
  if (((LPBITMAPINFOHEADER)format)->biCompression != BI_RGB) {
    WARN(": need RGB data as input\n");
    return AVIERR_UNSUPPORTED;
  }

  /* Input format already known?
   * Changing of palette is supported, but be quiet if it's the same */
  if (This->lpbiInput != NULL) {
    if (This->cbInput != formatsize)
      return AVIERR_UNSUPPORTED;

    if (memcmp(format, This->lpbiInput, formatsize) == 0)
      return AVIERR_OK;
  }

  /* Does the nested stream support writing? */
  if ((This->sInfo.dwCaps & AVIFILECAPS_CANWRITE) == 0)
    return AVIERR_READONLY;

  /* check if frame is already written */
  if (This->sInfo.dwLength + This->sInfo.dwStart > pos)
    return AVIERR_UNSUPPORTED;

  /* check if we should compress */
  if (This->sInfo.fccHandler == 0 ||
      This->sInfo.fccHandler == mmioFOURCC('N','O','N','E'))
    This->sInfo.fccHandler = comptypeDIB;

  /* only pass through? */
  if (This->sInfo.fccHandler == comptypeDIB)
    return IAVIStream_SetFormat(This->pStream, pos, format, formatsize);

  /* initial format setting? */
  if (This->lpbiInput == NULL) {
    ULONG size;

    assert(This->hic != NULL);

    /* get memory for input format */
    This->lpbiInput = HeapAlloc(GetProcessHeap(), 0, formatsize);
    if (This->lpbiInput == NULL)
      return AVIERR_MEMORY;
    This->cbInput = formatsize;
    memcpy(This->lpbiInput, format, formatsize);

    /* get output format */
    size = ICCompressGetFormatSize(This->hic, This->lpbiInput);
    if (size < sizeof(BITMAPINFOHEADER))
      return AVIERR_COMPRESSOR;
    This->lpbiOutput = HeapAlloc(GetProcessHeap(), 0, size);
    if (This->lpbiOutput == NULL)
      return AVIERR_MEMORY;
    This->cbOutput = size;
    if (ICCompressGetFormat(This->hic,This->lpbiInput,This->lpbiOutput) < S_OK)
      return AVIERR_COMPRESSOR;

    /* update AVISTREAMINFO structure */
    This->sInfo.rcFrame.right  =
      This->sInfo.rcFrame.left + This->lpbiOutput->biWidth;
    This->sInfo.rcFrame.bottom =
      This->sInfo.rcFrame.top  + This->lpbiOutput->biHeight;

    /* prepare codec for compression */
    if (ICCompressBegin(This->hic, This->lpbiInput, This->lpbiOutput) != S_OK)
      return AVIERR_COMPRESSOR;

    /* allocate memory for compressed frame */
    size = ICCompressGetSize(This->hic, This->lpbiInput, This->lpbiOutput);
    This->lpbiCur = HeapAlloc(GetProcessHeap(), 0, This->cbOutput + size);
    if (This->lpbiCur == NULL)
      return AVIERR_MEMORY;
    memcpy(This->lpbiCur, This->lpbiOutput, This->cbOutput);
    This->lpCur = DIBPTR(This->lpbiCur);

    /* allocate memory for last frame if needed */
    if (This->lKeyFrameEvery != 1 &&
	(This->dwICMFlags & VIDCF_FASTTEMPORALC) == 0) {
      size = ICDecompressGetFormatSize(This->hic, This->lpbiOutput);
      This->lpbiPrev = HeapAlloc(GetProcessHeap(), 0, size);
      if (This->lpbiPrev == NULL)
	return AVIERR_MEMORY;
      if (ICDecompressGetFormat(This->hic, This->lpbiOutput, This->lpbiPrev) < S_OK)
	return AVIERR_COMPRESSOR;

      if (This->lpbiPrev->biSizeImage == 0) {
	This->lpbiPrev->biSizeImage =
	  DIBWIDTHBYTES(*This->lpbiPrev) * This->lpbiPrev->biHeight;
      }

      /* get memory for format and picture */
      size += This->lpbiPrev->biSizeImage;
      This->lpbiPrev = HeapReAlloc(GetProcessHeap(), 0, This->lpbiPrev, size);
      if (This->lpbiPrev == NULL)
	return AVIERR_MEMORY;
      This->lpPrev = DIBPTR(This->lpbiPrev);

      /* prepare codec also for decompression */
      if (ICDecompressBegin(This->hic,This->lpbiOutput,This->lpbiPrev) != S_OK)
	return AVIERR_COMPRESSOR;
    }
  } else {
    /* format change -- check that's only the palette */
    LPBITMAPINFOHEADER lpbi = format;

    if (lpbi->biSize != This->lpbiInput->biSize ||
	lpbi->biWidth != This->lpbiInput->biWidth ||
	lpbi->biHeight != This->lpbiInput->biHeight ||
	lpbi->biBitCount != This->lpbiInput->biBitCount ||
	lpbi->biPlanes != This->lpbiInput->biPlanes ||
	lpbi->biCompression != This->lpbiInput->biCompression ||
	lpbi->biClrUsed != This->lpbiInput->biClrUsed)
      return AVIERR_UNSUPPORTED;

    /* get new output format */
    if (ICCompressGetFormat(This->hic, lpbi, This->lpbiOutput) < S_OK)
      return AVIERR_BADFORMAT;

    /* restart compression */
    ICCompressEnd(This->hic);
    if (ICCompressBegin(This->hic, lpbi, This->lpbiOutput) != S_OK)
      return AVIERR_COMPRESSOR;

    /* check if we need to restart decompression also */
    if (This->lKeyFrameEvery != 1 &&
	(This->dwICMFlags & VIDCF_FASTTEMPORALC) == 0) {
      ICDecompressEnd(This->hic);
      if (ICDecompressGetFormat(This->hic,This->lpbiOutput,This->lpbiPrev) < S_OK)
	return AVIERR_COMPRESSOR;
      if (ICDecompressBegin(This->hic,This->lpbiOutput,This->lpbiPrev) != S_OK)
	return AVIERR_COMPRESSOR;
    }
  }

  /* tell nested stream the new format */
  return IAVIStream_SetFormat(This->pStream, pos,
			      This->lpbiOutput, This->cbOutput);
}