quartz/tests: Remove superfluous pointer casts.
[wine] / 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 #include "dvdmedia.h"
35
36 #include <assert.h>
37
38 #include "wine/unicode.h"
39 #include "wine/debug.h"
40
41 #include "transform.h"
42
43 WINE_DEFAULT_DEBUG_CHANNEL(quartz);
44
45 typedef struct AVIDecImpl
46 {
47     TransformFilterImpl tf;
48     HIC hvid;
49     BITMAPINFOHEADER* pBihIn;
50     BITMAPINFOHEADER* pBihOut;
51 } AVIDecImpl;
52
53 static HRESULT AVIDec_ProcessBegin(TransformFilterImpl* pTransformFilter)
54 {
55     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
56     DWORD result;
57
58     TRACE("(%p)->()\n", This);
59
60     result = ICDecompressBegin(This->hvid, This->pBihIn, This->pBihOut);
61     if (result != ICERR_OK)
62     {
63         ERR("Cannot start processing (%d)\n", result);
64         return E_FAIL;
65     }
66     return S_OK;
67 }
68
69 static HRESULT AVIDec_ProcessSampleData(InputPin *pin, IMediaSample *pSample)
70 {
71     AVIDecImpl* This = (AVIDecImpl *)pin->pin.pinInfo.pFilter;
72     AM_MEDIA_TYPE amt;
73     HRESULT hr;
74     DWORD res;
75     IMediaSample* pOutSample = NULL;
76     DWORD cbDstStream;
77     LPBYTE pbDstStream;
78     DWORD cbSrcStream;
79     LPBYTE pbSrcStream;
80     LONGLONG tStart, tStop;
81
82     EnterCriticalSection(&This->tf.csFilter);
83     if (This->tf.state == State_Stopped)
84     {
85         LeaveCriticalSection(&This->tf.csFilter);
86         return VFW_E_WRONG_STATE;
87     }
88
89     if (pin->end_of_stream || pin->flushing)
90     {
91         LeaveCriticalSection(&This->tf.csFilter);
92         return S_FALSE;
93     }
94
95     hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
96     if (FAILED(hr))
97     {
98         ERR("Cannot get pointer to sample data (%x)\n", hr);
99         goto error;
100     }
101
102     cbSrcStream = IMediaSample_GetActualDataLength(pSample);
103
104     TRACE("Sample data ptr = %p, size = %ld\n", pbSrcStream, (long)cbSrcStream);
105
106     hr = IPin_ConnectionMediaType(This->tf.ppPins[0], &amt);
107     if (FAILED(hr)) {
108         ERR("Unable to retrieve media type\n");
109         goto error;
110     }
111
112     /* Update input size to match sample size */
113     This->pBihIn->biSizeImage = cbSrcStream;
114
115     hr = OutputPin_GetDeliveryBuffer((OutputPin*)This->tf.ppPins[1], &pOutSample, NULL, NULL, 0);
116     if (FAILED(hr)) {
117         ERR("Unable to get delivery buffer (%x)\n", hr);
118         goto error;
119     }
120
121     hr = IMediaSample_SetActualDataLength(pOutSample, 0);
122     assert(hr == S_OK);
123
124     hr = IMediaSample_GetPointer(pOutSample, &pbDstStream);
125     if (FAILED(hr)) {
126         ERR("Unable to get pointer to buffer (%x)\n", hr);
127         goto error;
128     }
129     cbDstStream = IMediaSample_GetSize(pOutSample);
130     if (cbDstStream < This->pBihOut->biSizeImage) {
131         ERR("Sample size is too small %d < %d\n", cbDstStream, This->pBihOut->biSizeImage);
132         hr = E_FAIL;
133         goto error;
134     }
135
136     res = ICDecompress(This->hvid, 0, This->pBihIn, pbSrcStream, This->pBihOut, pbDstStream);
137     if (res != ICERR_OK)
138         ERR("Error occurred during the decompression (%x)\n", res);
139
140     IMediaSample_SetActualDataLength(pOutSample, This->pBihOut->biSizeImage);
141
142     IMediaSample_SetPreroll(pOutSample, (IMediaSample_IsPreroll(pSample) == S_OK));
143     IMediaSample_SetDiscontinuity(pOutSample, (IMediaSample_IsDiscontinuity(pSample) == S_OK));
144     IMediaSample_SetSyncPoint(pOutSample, (IMediaSample_IsSyncPoint(pSample) == S_OK));
145
146     if (IMediaSample_GetTime(pSample, &tStart, &tStop) == S_OK)
147         IMediaSample_SetTime(pOutSample, &tStart, &tStop);
148     else
149         IMediaSample_SetTime(pOutSample, NULL, NULL);
150
151     LeaveCriticalSection(&This->tf.csFilter);
152     hr = OutputPin_SendSample((OutputPin*)This->tf.ppPins[1], pOutSample);
153     if (hr != S_OK && hr != VFW_E_NOT_CONNECTED)
154         ERR("Error sending sample (%x)\n", hr);
155     IMediaSample_Release(pOutSample);
156     return hr;
157
158 error:
159     if (pOutSample)
160         IMediaSample_Release(pOutSample);
161
162     LeaveCriticalSection(&This->tf.csFilter);
163     return hr;
164 }
165
166 static HRESULT AVIDec_ProcessEnd(TransformFilterImpl* pTransformFilter)
167 {
168     AVIDecImpl* This = (AVIDecImpl*)pTransformFilter;
169     DWORD result;
170
171     TRACE("(%p)->()\n", This);
172
173     if (!This->hvid)
174         return S_OK;
175
176     result = ICDecompressEnd(This->hvid);
177     if (result != ICERR_OK)
178     {
179         ERR("Cannot stop processing (%d)\n", result);
180         return E_FAIL;
181     }
182     return S_OK;
183 }
184
185 static HRESULT AVIDec_ConnectInput(InputPin *pin, const AM_MEDIA_TYPE * pmt)
186 {
187     AVIDecImpl* This = (AVIDecImpl*)pin->pin.pinInfo.pFilter;
188     HRESULT hr = VFW_E_TYPE_NOT_ACCEPTED;
189
190     TRACE("(%p)->(%p)\n", This, pmt);
191
192     /* Check root (GUID w/o FOURCC) */
193     if ((IsEqualIID(&pmt->majortype, &MEDIATYPE_Video)) &&
194         (!memcmp(((const char *)&pmt->subtype)+4, ((const char *)&MEDIATYPE_Video)+4, sizeof(GUID)-4)))
195     {
196         VIDEOINFOHEADER *format1 = (VIDEOINFOHEADER *)pmt->pbFormat;
197         VIDEOINFOHEADER2 *format2 = (VIDEOINFOHEADER2 *)pmt->pbFormat;
198         BITMAPINFOHEADER *bmi;
199
200         if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo))
201             bmi = &format1->bmiHeader;
202         else if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo2))
203             bmi = &format2->bmiHeader;
204         else
205             goto failed;
206         TRACE("Fourcc: %s\n", debugstr_an((char *)&pmt->subtype.Data1, 4));
207
208         This->hvid = ICLocate(pmt->majortype.Data1, pmt->subtype.Data1, bmi, NULL, ICMODE_DECOMPRESS);
209         if (This->hvid)
210         {
211             AM_MEDIA_TYPE* outpmt = &This->tf.pmt;
212             const CLSID* outsubtype;
213             DWORD bih_size;
214             DWORD output_depth = bmi->biBitCount;
215             DWORD result;
216             FreeMediaType(outpmt);
217
218             switch(bmi->biBitCount)
219             {
220                 case 32: outsubtype = &MEDIASUBTYPE_RGB32; break;
221                 case 24: outsubtype = &MEDIASUBTYPE_RGB24; break;
222                 case 16: outsubtype = &MEDIASUBTYPE_RGB565; break;
223                 case 8:  outsubtype = &MEDIASUBTYPE_RGB8; break;
224                 default:
225                     WARN("Non standard input depth %d, forced output depth to 32\n", bmi->biBitCount);
226                     outsubtype = &MEDIASUBTYPE_RGB32;
227                     output_depth = 32;
228                     break;
229             }
230
231             /* Copy bitmap header from media type to 1 for input and 1 for output */
232             bih_size = bmi->biSize + bmi->biClrUsed * 4;
233             This->pBihIn = CoTaskMemAlloc(bih_size);
234             if (!This->pBihIn)
235             {
236                 hr = E_OUTOFMEMORY;
237                 goto failed;
238             }
239             This->pBihOut = CoTaskMemAlloc(bih_size);
240             if (!This->pBihOut)
241             {
242                 hr = E_OUTOFMEMORY;
243                 goto failed;
244             }
245             memcpy(This->pBihIn, bmi, bih_size);
246             memcpy(This->pBihOut, bmi, bih_size);
247
248             /* Update output format as non compressed bitmap */
249             This->pBihOut->biCompression = 0;
250             This->pBihOut->biBitCount = output_depth;
251             This->pBihOut->biSizeImage = This->pBihOut->biWidth * This->pBihOut->biHeight * This->pBihOut->biBitCount / 8;
252             TRACE("Size: %u\n", This->pBihIn->biSize);
253             result = ICDecompressQuery(This->hvid, This->pBihIn, This->pBihOut);
254             if (result != ICERR_OK)
255             {
256                 ERR("Unable to found a suitable output format (%d)\n", result);
257                 goto failed;
258             }
259
260             /* Update output media type */
261             CopyMediaType(outpmt, pmt);
262             outpmt->subtype = *outsubtype;
263
264             if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo))
265                 memcpy(&(((VIDEOINFOHEADER *)outpmt->pbFormat)->bmiHeader), This->pBihOut, This->pBihOut->biSize);
266             else if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo2))
267                 memcpy(&(((VIDEOINFOHEADER2 *)outpmt->pbFormat)->bmiHeader), This->pBihOut, This->pBihOut->biSize);
268             else
269                 assert(0);
270
271             /* Update buffer size of media samples in output */
272             ((OutputPin*)This->tf.ppPins[1])->allocProps.cbBuffer = This->pBihOut->biSizeImage;
273
274             TRACE("Connection accepted\n");
275             return S_OK;
276         }
277         TRACE("Unable to find a suitable VFW decompressor\n");
278     }
279
280 failed:
281
282     TRACE("Connection refused\n");
283     return hr;
284 }
285
286 static HRESULT AVIDec_Cleanup(InputPin *pin)
287 {
288     AVIDecImpl *This = (AVIDecImpl *)pin->pin.pinInfo.pFilter;
289
290     TRACE("(%p)->()\n", This);
291     
292     if (This->hvid)
293         ICClose(This->hvid);
294     if (This->pBihIn)
295         CoTaskMemFree(This->pBihIn);
296     if (This->pBihOut)
297         CoTaskMemFree(This->pBihOut);
298
299     This->hvid = NULL;
300     This->pBihIn = NULL;
301     This->pBihOut = NULL;
302
303     return S_OK;
304 }
305
306 static const TransformFuncsTable AVIDec_FuncsTable = {
307     AVIDec_ProcessBegin,
308     AVIDec_ProcessSampleData,
309     AVIDec_ProcessEnd,
310     NULL,
311     AVIDec_ConnectInput,
312     AVIDec_Cleanup
313 };
314
315 HRESULT AVIDec_create(IUnknown * pUnkOuter, LPVOID * ppv)
316 {
317     HRESULT hr;
318     AVIDecImpl * This;
319
320     TRACE("(%p, %p)\n", pUnkOuter, ppv);
321
322     *ppv = NULL;
323
324     if (pUnkOuter)
325         return CLASS_E_NOAGGREGATION;
326
327     /* Note: This memory is managed by the transform filter once created */
328     This = CoTaskMemAlloc(sizeof(AVIDecImpl));
329
330     This->hvid = NULL;
331     This->pBihIn = NULL;
332     This->pBihOut = NULL;
333
334     hr = TransformFilter_Create(&(This->tf), &CLSID_AVIDec, &AVIDec_FuncsTable, NULL, NULL, NULL);
335
336     if (FAILED(hr))
337         return hr;
338
339     *ppv = (LPVOID)This;
340
341     return hr;
342 }