aboutsummaryrefslogtreecommitdiffhomepage
path: root/loader/dshow/DS_VideoDec.c
blob: 6f3cfd61646ec56a869a66cba9ff6d5f0fa6b8d9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
/********************************************************

	DirectShow Video decoder implementation
	Copyright 2000 Eugene Kuznetsov  (divx@euro.ru)
        Converted  C++ --> C  :) by A'rpi/ESP-team

*********************************************************/

//#include <config.h>

//#include "DS_VideoDecoder.h"
#include <string.h>
#include <stdlib.h>
#include <except.h>
#define __MODULE__ "DirectShow_VideoDecoder"

using namespace std;

#include <errno.h>
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
//#include <loader.h>
//#include <wine/winbase.h>
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <strstream>
#include <dlfcn.h>
#include <sys/types.h>
#include <sys/mman.h>

#include <registry.h>
#include <wine/winreg.h>

#include "guids.h"
#include "interfaces.h"
#include "DS_Filter.h"

#include "BitmapInfo.h"

#include <string>
#include <default.h>

#include "DS_VideoDec.h"


using namespace std;
extern "C" char* def_path;

    static char** m_destptr=0;

    static DS_Filter* dsf=0;

    static AM_MEDIA_TYPE m_sOurType, m_sDestType;
    static VIDEOINFOHEADER m_sVhdr;
    static VIDEOINFOHEADER *m_sVhdr2;
    static void* m_pCust;

    static BITMAPINFOHEADER m_bh;//format of input data
    static BitmapInfo m_decoder;//format of decoder output
    static BitmapInfo m_obh;  //format of returned frames
//    CImage* m_outFrame;

//    int m_iState=0;

extern "C" int DS_VideoDecoder_Open(char* dllname, GUID* guid, BITMAPINFOHEADER* format, int flip,char** d_ptr)
//    :IVideoDecoder(info), m_sVhdr2(0)
{

    m_destptr=d_ptr;
    
    //m_outFrame=0;
    //decpos = 0;
    //playpos = 0;
    //realtime = 0;

    try
    {
	m_bh=*format;
	memset(&m_obh, 0, sizeof(m_obh));
	m_obh.biSize=sizeof(m_obh);

	memset(&m_sVhdr, 0, sizeof(m_sVhdr));
	m_sVhdr.bmiHeader=m_bh;
	m_sVhdr.rcSource.left=m_sVhdr.rcSource.top=0;
	m_sVhdr.rcSource.right=m_sVhdr.bmiHeader.biWidth;
        m_sVhdr.rcSource.bottom=m_sVhdr.bmiHeader.biHeight;
	m_sVhdr.rcTarget=m_sVhdr.rcSource;
        m_sOurType.majortype=MEDIATYPE_Video;

	m_sOurType.subtype=MEDIATYPE_Video;
        m_sOurType.subtype.f1=m_sVhdr.bmiHeader.biCompression;
	m_sOurType.formattype=FORMAT_VideoInfo;
        m_sOurType.bFixedSizeSamples=false;
	m_sOurType.bTemporalCompression=true;
	m_sOurType.pUnk=0;
        m_sOurType.cbFormat=sizeof(m_sVhdr);
        m_sOurType.pbFormat=(char*)&m_sVhdr;

	m_sVhdr2=(VIDEOINFOHEADER*)(new char[sizeof(VIDEOINFOHEADER)+12]);
	*m_sVhdr2=m_sVhdr;
	m_sVhdr2->bmiHeader.biCompression=0;
	m_sVhdr2->bmiHeader.biBitCount=24;

	memset(&m_sDestType, 0, sizeof(m_sDestType));
	m_sDestType.majortype=MEDIATYPE_Video;
	m_sDestType.subtype=MEDIASUBTYPE_RGB24;
	m_sDestType.formattype=FORMAT_VideoInfo;
	m_sDestType.bFixedSizeSamples=true;
	m_sDestType.bTemporalCompression=false;
	m_sDestType.lSampleSize=abs(m_sVhdr2->bmiHeader.biWidth*m_sVhdr2->bmiHeader.biHeight*
	((m_sVhdr2->bmiHeader.biBitCount+7)/8));
	m_sVhdr2->bmiHeader.biSizeImage=m_sDestType.lSampleSize;
	m_sDestType.pUnk=0;
	m_sDestType.cbFormat=sizeof(VIDEOINFOHEADER);
        m_sDestType.pbFormat=(char*)m_sVhdr2;

	m_obh=m_bh;
	m_obh.setBits(24);	
        
	HRESULT result;

        dsf=new DS_Filter();
	dsf->Create(dllname, guid, &m_sOurType, &m_sDestType);

	if(!flip)
	{
	    m_sVhdr2->bmiHeader.biHeight*=-1;
	    m_obh.biHeight*=-1;
	    result=dsf->m_pOutputPin->vt->QueryAccept(dsf->m_pOutputPin, &m_sDestType);
	    if(result){
                printf("DShow: Decoder does not support upside-down frames");
                m_obh.biHeight*=-1;
            }
	}	

#if 0
	m_sVhdr2->bmiHeader.biBitCount=16;
	m_sVhdr2->bmiHeader.biCompression=fccYUY2;
	m_sDestType.subtype=MEDIASUBTYPE_YUY2;
	result=dsf->m_pOutputPin->vt->QueryAccept(dsf->m_pOutputPin, &m_sDestType);
//	if(!result) caps=(CAPS)(caps | CAP_YUY2);
#endif

	m_sVhdr2->bmiHeader.biBitCount=24;
	m_sVhdr2->bmiHeader.biCompression=0;
	m_sDestType.subtype=MEDIASUBTYPE_RGB24;
	m_decoder=m_obh;	
	//qual = 0-1;
    }
    catch(FatalError& error)
    {
	delete[] m_sVhdr2;
        return 1;
    }	    
    return 0;
}

extern "C" void DS_VideoDecoder_Start(){
    if(dsf->m_iState!=1) return;
    dsf->Start();

    ALLOCATOR_PROPERTIES props, props1;
    props.cBuffers=1;
    props.cbBuffer=1024*1024; //m_sDestType.lSampleSize;//don't know how to do this correctly
    props.cbAlign=props.cbPrefix=0;
    dsf->m_pAll->vt->SetProperties(dsf->m_pAll, &props, &props1);
    dsf->m_pAll->vt->Commit(dsf->m_pAll);

//    m_outFrame=new CImage(&m_decoder,(unsigned char *)malloc(m_sDestType.lSampleSize),false);
    //m_outFrame=new CImage(&m_decoder, 0, false);
//    printf("Datap %x\n",m_outFrame->getaddr());


//    dsf->m_pOurOutput->SetFramePointer((char **)m_outFrame->getaddr()); //!FIXME!
    dsf->m_pOurOutput->SetFramePointer(m_destptr); //!FIXME!

//    filling = realtime;
    
    dsf->m_iState=2;
    return;
}

extern "C" void DS_VideoDecoder_Stop(){
    if(dsf->m_iState!=2) return;
    dsf->Stop();
//    dsf->m_pOurOutput->SetFramePointer(0);
//    free(m_outFrame->data());
    //m_outFrame->release();//just in case
    //m_outFrame=0;
//    FlushCache();
    dsf->m_iState=1;
    return;
}

extern "C" void DS_VideoDecoder_Restart(){
    if(dsf->m_iState!=2) return;

    dsf->Stop();
    dsf->Start();

    ALLOCATOR_PROPERTIES props, props1;
    props.cBuffers=1;
    props.cbBuffer=m_sDestType.lSampleSize;//don't know how to do this correctly
    props.cbAlign=props.cbPrefix=0;
    dsf->m_pAll->vt->SetProperties(dsf->m_pAll, &props, &props1);
    dsf->m_pAll->vt->Commit(dsf->m_pAll);
}

extern "C" void DS_VideoDecoder_Close(){
    if(dsf->m_iState==0) return;
    if(dsf->m_iState==2) DS_VideoDecoder_Stop();
    delete[] m_sVhdr2;
//    delete m_outFrame;
}

extern "C" int DS_VideoDecoder_DecodeFrame(char* src, int size, int is_keyframe, int render){

    if(!size)return 0;

        m_bh.biSizeImage=size;

        IMediaSample* sample=0;
        //printf("GetBuffer... (m_pAll=%X) ",dsf->m_pAll);fflush(stdout);
	dsf->m_pAll->vt->GetBuffer(dsf->m_pAll, &sample, 0, 0, 0);
        //printf("OK!\n");
	if(!sample)
	{
	    Debug cerr<<"ERROR: null sample"<<endl;
	    return -1;
	}
        char* ptr;
        //printf("GetPtr...");fflush(stdout);
	sample->vt->GetPointer(sample, (BYTE **)&ptr);
        //printf("OK!\n");
	memcpy(ptr, src, size);
        //printf("memcpy OK!\n");
	sample->vt->SetActualDataLength(sample, size);
        //printf("SetActualDataLength OK!\n");
        sample->vt->SetSyncPoint(sample, is_keyframe);
        //printf("SetSyncPoint OK!\n");
	sample->vt->SetPreroll(sample, !render);
//    sample->vt->SetMediaType(sample, &m_sOurType);
        int result=dsf->m_pImp->vt->Receive(dsf->m_pImp, sample);
	if(result)
	    printf("Error putting data into input pin %x\n", result);

        sample->vt->Release((IUnknown*)sample);

        return 0;
}

extern "C" int DS_VideoDecoder_SetDestFmt(int bits, int csp){
    if(dsf->m_iState==0) return -1;
//    if(!CImage::supported(csp, bits)) return -1;
    HRESULT result;
//    BitmapInfo temp=m_obh;
    if(csp==0)
    {
	switch(bits)
        {
	case 15:
	    m_sDestType.subtype=MEDIASUBTYPE_RGB555;
    	    break;	    
	case 16:
	    m_sDestType.subtype=MEDIASUBTYPE_RGB565;
	    break;	    
	case 24:
	    m_sDestType.subtype=MEDIASUBTYPE_RGB24;
	    break;
	case 32:
	    m_sDestType.subtype=MEDIASUBTYPE_RGB32;
	    break;
        default:
	    break;
        }
	m_obh.setBits(bits);
//        .biSizeImage=abs(temp.biWidth*temp.biHeight*((temp.biBitCount+7)/8));
    }	
    else
    {
	m_obh.setSpace(csp,bits);
	switch(csp)
	{
	    case fccYUY2:
		m_sDestType.subtype=MEDIASUBTYPE_YUY2;
                printf("DShow: using YUY2 colorspace\n");
		break;
	    case fccYV12:
		m_sDestType.subtype=MEDIASUBTYPE_YV12;
                printf("DShow: using YV12 colorspace\n");
		break;
	    case fccIYUV:
		m_sDestType.subtype=MEDIASUBTYPE_IYUV;
                printf("DShow: using IYUV colorspace\n");
		break;
	    case fccUYVY:
		m_sDestType.subtype=MEDIASUBTYPE_UYVY;
                printf("DShow: using UYVY colorspace\n");
		break;
	    case fccYVYU:
		m_sDestType.subtype=MEDIASUBTYPE_YVYU;
                printf("DShow: using YVYU colorspace\n");
		break;
	}
    }

    m_sDestType.lSampleSize=m_obh.biSizeImage;
    memcpy(&(m_sVhdr2->bmiHeader), &m_obh, sizeof(m_obh));
    m_sVhdr2->bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
    if(m_sVhdr2->bmiHeader.biCompression==3)
        m_sDestType.cbFormat=sizeof(VIDEOINFOHEADER)+12;
    else
        m_sDestType.cbFormat=sizeof(VIDEOINFOHEADER);
    
    result=dsf->m_pOutputPin->vt->QueryAccept(dsf->m_pOutputPin, &m_sDestType);

    if(result!=0)
    {
	if(csp)
	    cerr<<"Warning: unsupported color space"<<endl;
	else
	    cerr<<"Warning: unsupported bit depth"<<endl;

	m_sDestType.lSampleSize=m_decoder.biSizeImage;
	memcpy(&(m_sVhdr2->bmiHeader), &m_decoder, sizeof(m_decoder));
	m_sVhdr2->bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
	if(m_sVhdr2->bmiHeader.biCompression==3)
    	    m_sDestType.cbFormat=sizeof(VIDEOINFOHEADER)+12;
	else
    	    m_sDestType.cbFormat=sizeof(VIDEOINFOHEADER);
	return 1;
    }   
    
    m_decoder=m_obh; 
//    m_obh=temp;
//    if(csp)
//	m_obh.biBitCount=BitmapInfo::BitCount(csp);
    m_bh.biBitCount=bits;
    if(dsf->m_iState>0)
    {
	int old_state=dsf->m_iState;
	if(dsf->m_iState==2) DS_VideoDecoder_Stop();
	dsf->m_pInputPin->vt->Disconnect(dsf->m_pInputPin);
	dsf->m_pOutputPin->vt->Disconnect(dsf->m_pOutputPin);
	dsf->m_pOurOutput->SetNewFormat(m_sDestType);
    	result=dsf->m_pInputPin->vt->ReceiveConnection(dsf->m_pInputPin, dsf->m_pOurInput, &m_sOurType);
	if(result)
	{
	    cerr<<"Error reconnecting input pin "<<hex<<result<<dec<<endl;
	    return -1;
	}	
        result=dsf->m_pOutputPin->vt->ReceiveConnection(dsf->m_pOutputPin,
	     dsf->m_pOurOutput, &m_sDestType);
	if(result)
	{
	    cerr<<"Error reconnecting output pin "<<hex<<result<<dec<<endl;
	    return -1;
	}		
	if(old_state==2) DS_VideoDecoder_Start();
    }
    return 0; 
}


extern "C" int DS_SetValue_DivX(char* name, int value){
	int temp;
	if(dsf->m_iState!=2) return VFW_E_NOT_RUNNING;
// brightness 87
// contrast 74
// hue 23
// saturation 20
// post process mode 0
// get1 0x01
// get2 10
// get3=set2 86
// get4=set3 73
// get5=set4 19
// get6=set5 23
        printf("DivX setting: %s = %d\n",name,value);

    	IHidden* hidden=(IHidden*)((int)dsf->m_pFilter+0xb8);
	if(strcmp(name, "Brightness")==0)
	    return hidden->vt->SetSmth2(hidden, value, 0);
	if(strcmp(name, "Contrast")==0)
	    return hidden->vt->SetSmth3(hidden, value, 0);
	if(strcmp(name, "Hue")==0)
	    return hidden->vt->SetSmth5(hidden, value, 0);
	if(strcmp(name, "Saturation")==0)
	    return hidden->vt->SetSmth4(hidden, value, 0);
	if(strcmp(name, "Quality")==0)
	    return hidden->vt->SetSmth(hidden, value, 0);
            
        printf("Invalid setting!\n");
        return -200;
}

extern "C" int DS_SetAttr_DivX(char* attribute, int value){
    int result, status, newkey, count;
        if(strcmp(attribute, "Quality")==0){
	    char* keyname="SOFTWARE\\Microsoft\\Scrunch";
    	    result=RegCreateKeyExA(HKEY_CURRENT_USER, keyname, 0, 0, 0, 0, 0,	   		&newkey, &status);
            if(result!=0)
	    {
	        printf("VideoDecoder::SetExtAttr: registry failure\n");
	        return -1;
	    }    
	    result=RegSetValueExA(newkey, "Current Post Process Mode", 0, REG_DWORD, &value, 4);
            if(result!=0)
	    {
	        printf("VideoDecoder::SetExtAttr: error writing value\n");
	        return -1;
	    }    
	    value=-1;
	    result=RegSetValueExA(newkey, "Force Post Process Mode", 0, REG_DWORD, &value, 4);
            if(result!=0)
	    {
		printf("VideoDecoder::SetExtAttr: error writing value\n");
	    	return -1;
	    }    
   	    RegCloseKey(newkey);
   	    return 0;
	}   	

        if(
	(strcmp(attribute, "Saturation")==0) ||
	(strcmp(attribute, "Hue")==0) ||
	(strcmp(attribute, "Contrast")==0) ||
	(strcmp(attribute, "Brightness")==0)
	)
        {
	    char* keyname="SOFTWARE\\Microsoft\\Scrunch\\Video";
    	    result=RegCreateKeyExA(HKEY_CURRENT_USER, keyname, 0, 0, 0, 0, 0,	   		&newkey, &status);
            if(result!=0)
	    {
	        printf("VideoDecoder::SetExtAttr: registry failure\n");
	        return -1;
	    }    
	    result=RegSetValueExA(newkey, attribute, 0, REG_DWORD, &value, 4);
            if(result!=0)
	    {
	        printf("VideoDecoder::SetExtAttr: error writing value\n");
	        return -1;
	    }    
   	    RegCloseKey(newkey);
   	    return 0;
	}   	

        printf("Unknown attribute!\n");
        return -200;
}