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     AM_MEDIA_TYPE amt;
  74     HRESULT hr;
  75     DWORD res;
  76     IMediaSample* pOutSample = NULL;
  77     DWORD cbDstStream;
  78     LPBYTE pbDstStream;
  79     DWORD cbSrcStream;
  80     LPBYTE pbSrcStream;
  81     LONGLONG tStart, tStop;
  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
 100     /* Update input size to match sample size */
 101     This->pBihIn->biSizeImage = cbSrcStream;
 102
 103     hr = OutputPin_GetDeliveryBuffer((OutputPin*)This->tf.ppPins[1], &pOutSample, NULL, NULL, 0);
 104     if (FAILED(hr)) {
 105         ERR("Unable to get delivery buffer (%x)\n", hr);
 106         goto error;
 107     }
 108
 109     hr = IMediaSample_SetActualDataLength(pOutSample, 0);
 110     assert(hr == S_OK);
 111
 112     hr = IMediaSample_GetPointer(pOutSample, &pbDstStream);
 113     if (FAILED(hr)) {
 114         ERR("Unable to get pointer to buffer (%x)\n", hr);
 115         goto error;
 116     }
 117     cbDstStream = IMediaSample_GetSize(pOutSample);
 118     if (cbDstStream < This->pBihOut->biSizeImage) {
 119         ERR("Sample size is too small %d < %d\n", cbDstStream, This->pBihOut->biSizeImage);
 120         hr = E_FAIL;
 121         goto error;
 122     }
 123
 124     res = ICDecompress(This->hvid, 0, This->pBihIn, pbSrcStream, This->pBihOut, pbDstStream);
 125     if (res != ICERR_OK)
 126         ERR("Error occurred during the decompression (%x)\n", res);
 127
 128
 129     IMediaSample_SetPreroll(pOutSample, (IMediaSample_IsPreroll(pSample) == S_OK));
 130     IMediaSample_SetDiscontinuity(pOutSample, (IMediaSample_IsDiscontinuity(pSample) == S_OK));
 131     IMediaSample_SetSyncPoint(pOutSample, (IMediaSample_IsSyncPoint(pSample) == S_OK));
 132
 133     if (IMediaSample_GetTime(pSample, &tStart, &tStop) == S_OK)
 134         IMediaSample_SetTime(pOutSample, &tStart, &tStop);
 135     else
 136         IMediaSample_SetTime(pOutSample, NULL, NULL);
 137
 138     hr = OutputPin_SendSample((OutputPin*)This->tf.ppPins[1], pOutSample);
 139     if (hr != S_OK && hr != VFW_E_NOT_CONNECTED) {
 140         ERR("Error sending sample (%x)\n", hr);
 141         goto error;
 142     }
 143
 144 error:
 145     if (pOutSample)
 146         IMediaSample_Release(pOutSample);
 147
 148     return hr;
 149 }
 150
 151 static HRESULT AVIDec_ProcessEnd(TransformFilterImpl* pTransformFilter)
 152 {
 153     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
 154     DWORD result;
 155
 156     TRACE("(%p)->()\n", This);
 157
 158     if (!This->hvid)
 159         return S_OK;
 160
 161     result = ICDecompressEnd(This->hvid);
 162     if (result != ICERR_OK)
 163     {
 164         ERR("Cannot stop processing (%d)\n", result);
 165         return E_FAIL;
 166     }
 167     return S_OK;
 168 }
 169
 170 static HRESULT AVIDec_ConnectInput(TransformFilterImpl* pTransformFilter, const AM_MEDIA_TYPE * pmt)
 171 {
 172     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
 173     HRESULT hr = VFW_E_TYPE_NOT_ACCEPTED;
 174
 175     TRACE("(%p)->(%p)\n", This, pmt);
 176
 177     AVIDec_Cleanup(pTransformFilter);
 178
 179     /* Check root (GUID w/o FOURCC) */
 180     if ((IsEqualIID(&pmt->majortype, &MEDIATYPE_Video)) &&
 181         (!memcmp(((const char *)&pmt->subtype)+4, ((const char *)&MEDIATYPE_Video)+4, sizeof(GUID)-4)) &&
 182         (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo)))
 183     {
 184         VIDEOINFOHEADER* format = (VIDEOINFOHEADER*)pmt->pbFormat;
 185
 186         This->hvid = ICLocate(pmt->majortype.Data1, pmt->subtype.Data1, &format->bmiHeader, NULL, ICMODE_DECOMPRESS);
 187         if (This->hvid)
 188         {
 189             AM_MEDIA_TYPE* outpmt = &((OutputPin*)This->tf.ppPins[1])->pin.mtCurrent;
 190             const CLSID* outsubtype;
 191             DWORD bih_size;
 192             DWORD output_depth = format->bmiHeader.biBitCount;
 193             DWORD result;
 194
 195             switch(format->bmiHeader.biBitCount)
 196             {
 197                 case 32: outsubtype = &MEDIASUBTYPE_RGB32; break;
 198                 case 24: outsubtype = &MEDIASUBTYPE_RGB24; break;
 199                 case 16: outsubtype = &MEDIASUBTYPE_RGB565; break;
 200                 case 8:  outsubtype = &MEDIASUBTYPE_RGB8; break;
 201                 default:
 202                     TRACE("Non standard input depth %d, forced ouptut depth to 32\n", format->bmiHeader.biBitCount);
 203                     outsubtype = &MEDIASUBTYPE_RGB32;
 204                     output_depth = 32;
 205                     break;
 206             }
 207
 208             /* Copy bitmap header from media type to 1 for input and 1 for output */
 209             bih_size = format->bmiHeader.biSize + format->bmiHeader.biClrUsed * 4;
 210             This->pBihIn = CoTaskMemAlloc(bih_size);
 211             if (!This->pBihIn)
 212             {
 213                 hr = E_OUTOFMEMORY;
 214                 goto failed;
 215             }
 216             This->pBihOut = CoTaskMemAlloc(bih_size);
 217             if (!This->pBihOut)
 218             {
 219                 hr = E_OUTOFMEMORY;
 220                 goto failed;
 221             }
 222             memcpy(This->pBihIn, &format->bmiHeader, bih_size);
 223             memcpy(This->pBihOut, &format->bmiHeader, bih_size);
 224
 225             /* Update output format as non compressed bitmap */
 226             This->pBihOut->biCompression = 0;
 227             This->pBihOut->biBitCount = output_depth;
 228             This->pBihOut->biSizeImage = This->pBihOut->biWidth * This->pBihOut->biHeight * This->pBihOut->biBitCount / 8;
 229
 230             result = ICDecompressQuery(This->hvid, This->pBihIn, This->pBihOut);
 231             if (result != ICERR_OK)
 232             {
 233                 TRACE("Unable to found a suitable output format (%d)\n", result);
 234                 goto failed;
 235             }
 236
 237             /* Update output media type */
 238             CopyMediaType(outpmt, pmt);
 239             outpmt->subtype = *outsubtype;
 240             memcpy(&(((VIDEOINFOHEADER*)outpmt->pbFormat)->bmiHeader), This->pBihOut, This->pBihOut->biSize);
 241
 242             /* Update buffer size of media samples in output */
 243             ((OutputPin*)This->tf.ppPins[1])->allocProps.cbBuffer = This->pBihOut->biSizeImage;
 244
 245             TRACE("Connection accepted\n");
 246             return S_OK;
 247         }
 248         TRACE("Unable to find a suitable VFW decompressor\n");
 249     }
 250
 251 failed:
 252     AVIDec_Cleanup(pTransformFilter);
 253
 254     TRACE("Connection refused\n");
 255     return hr;
 256 }
 257
 258 static HRESULT AVIDec_Cleanup(TransformFilterImpl* pTransformFilter)
 259 {
 260     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
 261
 262     TRACE("(%p)->()\n", This);
 263
 264     if (This->hvid)
 265         ICClose(This->hvid);
 266     if (This->pBihIn)
 267         CoTaskMemFree(This->pBihIn);
 268     if (This->pBihOut)
 269         CoTaskMemFree(This->pBihOut);
 270
 271     This->hvid = NULL;
 272     This->pBihIn = NULL;
 273     This->pBihOut = NULL;
 274
 275     return S_OK;
 276 }
 277
 278 static const TransformFuncsTable AVIDec_FuncsTable = {
 279     AVIDec_ProcessBegin,
 280     AVIDec_ProcessSampleData,
 281     AVIDec_ProcessEnd,
 282     NULL,
 283     AVIDec_ConnectInput,
 284     AVIDec_Cleanup
 285 };
 286
 287 HRESULT AVIDec_create(IUnknown * pUnkOuter, LPVOID * ppv)
 288 {
 289     HRESULT hr;
 290     AVIDecImpl * This;
 291
 292     TRACE("(%p, %p)\n", pUnkOuter, ppv);
 293
 294     *ppv = NULL;
 295
 296     if (pUnkOuter)
 297         return CLASS_E_NOAGGREGATION;
 298
 299     /* Note: This memory is managed by the transform filter once created */
 300     This = CoTaskMemAlloc(sizeof(AVIDecImpl));
 301
 302     This->hvid = NULL;
 303     This->pBihIn = NULL;
 304     This->pBihOut = NULL;
 305
 306     hr = TransformFilter_Create(&(This->tf), &CLSID_AVIDec, &AVIDec_FuncsTable, NULL, NULL, NULL);
 307
 308     if (FAILED(hr))
 309         return hr;
 310
 311     *ppv = (LPVOID)This;
 312
 313     return hr;
 314 }