dlls/quartz/avidec.c

   1 /*
   2  * AVI Decompressor (VFW decompressors wrapper)
   3  *
   4  * Copyright 2004-2005 Christian Costa
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include "quartz_private.h"
  24 #include "pin.h"
  25
  26 #include "uuids.h"
  27 #include "amvideo.h"
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "dshow.h"
  31 #include "strmif.h"
  32 #include "vfwmsgs.h"
  33 #include "vfw.h"
  34
  35 #include <assert.h>
  36
  37 #include "wine/unicode.h"
  38 #include "wine/debug.h"
  39
  40 #include "transform.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(quartz);
  43
  44 static HRESULT AVIDec_Cleanup(TransformFilterImpl* pTransformFilter);
  45
  46 typedef struct AVIDecImpl
  47 {
  48     TransformFilterImpl tf;
  49     HIC hvid;
  50     BITMAPINFOHEADER* pBihIn;
  51     BITMAPINFOHEADER* pBihOut;
  52 } AVIDecImpl;
  53
  54 static HRESULT AVIDec_ProcessBegin(TransformFilterImpl* pTransformFilter)
  55 {
  56     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
  57     DWORD result;
  58
  59     TRACE("(%p)->()\n", This);
  60
  61     result = ICDecompressBegin(This->hvid, This->pBihIn, This->pBihOut);
  62     if (result != ICERR_OK)
  63     {
  64         ERR("Cannot start processing (%d)\n", result);
  65         return E_FAIL;
  66     }
  67     return S_OK;
  68 }
  69
  70 static HRESULT AVIDec_ProcessSampleData(TransformFilterImpl* pTransformFilter, IMediaSample *pSample)
  71 {
  72     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
  73     VIDEOINFOHEADER* format;
  74     AM_MEDIA_TYPE amt;
  75     HRESULT hr;
  76     DWORD res;
  77     IMediaSample* pOutSample = NULL;
  78     DWORD cbDstStream;
  79     LPBYTE pbDstStream;
  80     DWORD cbSrcStream;
  81     LPBYTE pbSrcStream;
  82
  83     hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
  84     if (FAILED(hr))
  85     {
  86         ERR("Cannot get pointer to sample data (%x)\n", hr);
  87         return hr;
  88     }
  89
  90     cbSrcStream = IMediaSample_GetActualDataLength(pSample);
  91
  92     TRACE("Sample data ptr = %p, size = %ld\n", pbSrcStream, (long)cbSrcStream);
  93
  94     hr = IPin_ConnectionMediaType(This->tf.ppPins[0], &amt);
  95     if (FAILED(hr)) {
  96         ERR("Unable to retrieve media type\n");
  97         goto error;
  98     }
  99     format = (VIDEOINFOHEADER*)amt.pbFormat;
 100
 101     /* Update input size to match sample size */
 102     This->pBihIn->biSizeImage = cbSrcStream;
 103
 104     hr = OutputPin_GetDeliveryBuffer((OutputPin*)This->tf.ppPins[1], &pOutSample, NULL, NULL, 0);
 105     if (FAILED(hr)) {
 106         ERR("Unable to get delivery buffer (%x)\n", hr);
 107         goto error;
 108     }
 109
 110     hr = IMediaSample_SetActualDataLength(pOutSample, 0);
 111     assert(hr == S_OK);
 112
 113     hr = IMediaSample_GetPointer(pOutSample, &pbDstStream);
 114     if (FAILED(hr)) {
 115         ERR("Unable to get pointer to buffer (%x)\n", hr);
 116         goto error;
 117     }
 118     cbDstStream = IMediaSample_GetSize(pOutSample);
 119     if (cbDstStream < This->pBihOut->biSizeImage) {
 120         ERR("Sample size is too small %d < %d\n", cbDstStream, This->pBihOut->biSizeImage);
 121         hr = E_FAIL;
 122         goto error;
 123     }
 124
 125     res = ICDecompress(This->hvid, 0, This->pBihIn, pbSrcStream, This->pBihOut, pbDstStream);
 126     if (res != ICERR_OK)
 127         ERR("Error occurred during the decompression (%x)\n", res);
 128
 129     hr = OutputPin_SendSample((OutputPin*)This->tf.ppPins[1], pOutSample);
 130     if (hr != S_OK && hr != VFW_E_NOT_CONNECTED) {
 131         ERR("Error sending sample (%x)\n", hr);
 132         goto error;
 133     }
 134
 135 error:
 136     if (pOutSample)
 137         IMediaSample_Release(pOutSample);
 138
 139     return hr;
 140 }
 141
 142 static HRESULT AVIDec_ProcessEnd(TransformFilterImpl* pTransformFilter)
 143 {
 144     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
 145     DWORD result;
 146
 147     TRACE("(%p)->()\n", This);
 148
 149     if (!This->hvid)
 150         return S_OK;
 151
 152     result = ICDecompressEnd(This->hvid);
 153     if (result != ICERR_OK)
 154     {
 155         ERR("Cannot stop processing (%d)\n", result);
 156         return E_FAIL;
 157     }
 158     return S_OK;
 159 }
 160
 161 static HRESULT AVIDec_ConnectInput(TransformFilterImpl* pTransformFilter, const AM_MEDIA_TYPE * pmt)
 162 {
 163     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
 164     HRESULT hr = VFW_E_TYPE_NOT_ACCEPTED;
 165
 166     TRACE("(%p)->(%p)\n", This, pmt);
 167
 168     AVIDec_Cleanup(pTransformFilter);
 169
 170     /* Check root (GUID w/o FOURCC) */
 171     if ((IsEqualIID(&pmt->majortype, &MEDIATYPE_Video)) &&
 172         (!memcmp(((const char *)&pmt->subtype)+4, ((const char *)&MEDIATYPE_Video)+4, sizeof(GUID)-4)) &&
 173         (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo)))
 174     {
 175         VIDEOINFOHEADER* format = (VIDEOINFOHEADER*)pmt->pbFormat;
 176
 177         This->hvid = ICLocate(pmt->majortype.Data1, pmt->subtype.Data1, &format->bmiHeader, NULL, ICMODE_DECOMPRESS);
 178         if (This->hvid)
 179         {
 180             AM_MEDIA_TYPE* outpmt = &((OutputPin*)This->tf.ppPins[1])->pin.mtCurrent;
 181             const CLSID* outsubtype;
 182             DWORD bih_size;
 183             DWORD output_depth = format->bmiHeader.biBitCount;
 184             DWORD result;
 185
 186             switch(format->bmiHeader.biBitCount)
 187             {
 188                 case 32: outsubtype = &MEDIASUBTYPE_RGB32; break;
 189                 case 24: outsubtype = &MEDIASUBTYPE_RGB24; break;
 190                 case 16: outsubtype = &MEDIASUBTYPE_RGB565; break;
 191                 case 8:  outsubtype = &MEDIASUBTYPE_RGB8; break;
 192                 default:
 193                     TRACE("Non standard input depth %d, forced ouptut depth to 32\n", format->bmiHeader.biBitCount);
 194                     outsubtype = &MEDIASUBTYPE_RGB32;
 195                     output_depth = 32;
 196                     break;
 197             }
 198
 199             /* Copy bitmap header from media type to 1 for input and 1 for output */
 200             bih_size = format->bmiHeader.biSize + format->bmiHeader.biClrUsed * 4;
 201             This->pBihIn = CoTaskMemAlloc(bih_size);
 202             if (!This->pBihIn)
 203             {
 204                 hr = E_OUTOFMEMORY;
 205                 goto failed;
 206             }
 207             This->pBihOut = CoTaskMemAlloc(bih_size);
 208             if (!This->pBihOut)
 209             {
 210                 hr = E_OUTOFMEMORY;
 211                 goto failed;
 212             }
 213             memcpy(This->pBihIn, &format->bmiHeader, bih_size);
 214             memcpy(This->pBihOut, &format->bmiHeader, bih_size);
 215
 216             /* Update output format as non compressed bitmap */
 217             This->pBihOut->biCompression = 0;
 218             This->pBihOut->biBitCount = output_depth;
 219             This->pBihOut->biSizeImage = This->pBihOut->biWidth * This->pBihOut->biHeight * This->pBihOut->biBitCount / 8;
 220
 221             result = ICDecompressQuery(This->hvid, This->pBihIn, This->pBihOut);
 222             if (result != ICERR_OK)
 223             {
 224                 TRACE("Unable to found a suitable output format (%d)\n", result);
 225                 goto failed;
 226             }
 227
 228             /* Update output media type */
 229             CopyMediaType(outpmt, pmt);
 230             outpmt->subtype = *outsubtype;
 231             memcpy(&(((VIDEOINFOHEADER*)outpmt->pbFormat)->bmiHeader), This->pBihOut, This->pBihOut->biSize);
 232
 233             /* Update buffer size of media samples in output */
 234             ((OutputPin*)This->tf.ppPins[1])->allocProps.cbBuffer = This->pBihOut->biSizeImage;
 235
 236             TRACE("Connection accepted\n");
 237             return S_OK;
 238         }
 239         TRACE("Unable to find a suitable VFW decompressor\n");
 240     }
 241
 242 failed:
 243     AVIDec_Cleanup(pTransformFilter);
 244
 245     TRACE("Connection refused\n");
 246     return hr;
 247 }
 248
 249 static HRESULT AVIDec_Cleanup(TransformFilterImpl* pTransformFilter)
 250 {
 251     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
 252
 253     TRACE("(%p)->()\n", This);
 254
 255     if (This->hvid)
 256         ICClose(This->hvid);
 257     if (This->pBihIn)
 258         CoTaskMemFree(This->pBihIn);
 259     if (This->pBihOut)
 260         CoTaskMemFree(This->pBihOut);
 261
 262     This->hvid = NULL;
 263     This->pBihIn = NULL;
 264     This->pBihOut = NULL;
 265
 266     return S_OK;
 267 }
 268
 269 static const TransformFuncsTable AVIDec_FuncsTable = {
 270     AVIDec_ProcessBegin,
 271     AVIDec_ProcessSampleData,
 272     AVIDec_ProcessEnd,
 273     NULL,
 274     AVIDec_ConnectInput,
 275     AVIDec_Cleanup
 276 };
 277
 278 HRESULT AVIDec_create(IUnknown * pUnkOuter, LPVOID * ppv)
 279 {
 280     HRESULT hr;
 281     AVIDecImpl * This;
 282
 283     TRACE("(%p, %p)\n", pUnkOuter, ppv);
 284
 285     *ppv = NULL;
 286
 287     if (pUnkOuter)
 288         return CLASS_E_NOAGGREGATION;
 289
 290     /* Note: This memory is managed by the transform filter once created */
 291     This = CoTaskMemAlloc(sizeof(AVIDecImpl));
 292
 293     This->hvid = NULL;
 294     This->pBihIn = NULL;
 295     This->pBihOut = NULL;
 296
 297     hr = TransformFilter_Create(&(This->tf), &CLSID_AVIDec, &AVIDec_FuncsTable, NULL, NULL, NULL);
 298
 299     if (FAILED(hr))
 300         return hr;
 301
 302     *ppv = (LPVOID)This;
 303
 304     return hr;
 305 }