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mpv/loader/dmo/DMO_VideoDecoder.c

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/********************************************************
DirectShow Video decoder implementation
Copyright 2000 Eugene Kuznetsov (divx@euro.ru)
*********************************************************/
#include "config.h"
#include "dshow/guids.h"
#include "dshow/interfaces.h"
#include "registry.h"
#ifdef WIN32_LOADER
#include "ldt_keeper.h"
#endif
#include "dshow/libwin32.h"
#include "DMO_Filter.h"
#include "DMO_VideoDecoder.h"
struct DMO_VideoDecoder
{
IVideoDecoder iv;
DMO_Filter* m_pDMO_Filter;
AM_MEDIA_TYPE m_sOurType, m_sDestType;
VIDEOINFOHEADER* m_sVhdr;
VIDEOINFOHEADER* m_sVhdr2;
int m_Caps;//CAPS m_Caps; // capabilities of DirectShow decoder
int m_iLastQuality; // remember last quality as integer
int m_iMinBuffers;
int m_iMaxAuto;
};
//#include "DMO_VideoDecoder.h"
#include "wine/winerror.h"
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/types.h>
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif
#include <stdio.h>
#include <stdlib.h> // labs
// strcmp((const char*)info.dll,...) is used instead of (... == ...)
// so Arpi could use char* pointer in his simplified DMO_VideoDecoder class
#define false 0
#define true 1
//int DMO_VideoDecoder_GetCapabilities(DMO_VideoDecoder *this){return this->m_Caps;}
typedef struct ct ct;
struct ct {
fourcc_t fcc;
unsigned int bits;
const GUID* subtype;
int cap;
char *name;
};
static ct check[] = {
{ fccI420, 12, &MEDIASUBTYPE_I420, CAP_I420, NULL },
{ fccYV12, 12, &MEDIASUBTYPE_YV12, CAP_YV12, NULL },
{ fccYUY2, 16, &MEDIASUBTYPE_YUY2, CAP_YUY2, NULL },
{ fccUYVY, 16, &MEDIASUBTYPE_UYVY, CAP_UYVY, NULL },
{ fccYVYU, 16, &MEDIASUBTYPE_YVYU, CAP_YVYU, NULL },
{ fccIYUV, 24, &MEDIASUBTYPE_IYUV, CAP_IYUV, NULL },
{ 8, 8, &MEDIASUBTYPE_RGB8, CAP_NONE, "RGB8" },
{ 15, 16, &MEDIASUBTYPE_RGB555, CAP_NONE, "RGB555" },
{ 16, 16, &MEDIASUBTYPE_RGB565, CAP_NONE, "RGB565" },
{ 24, 24, &MEDIASUBTYPE_RGB24, CAP_NONE, "RGB24" },
{ 32, 32, &MEDIASUBTYPE_RGB32, CAP_NONE, "RGB32" },
{0,0,NULL,0},
};
DMO_VideoDecoder * DMO_VideoDecoder_Open(char* dllname, GUID* guid, BITMAPINFOHEADER * format, int flip, int maxauto)
{
DMO_VideoDecoder *this;
HRESULT result;
ct* c;
this = malloc(sizeof(DMO_VideoDecoder));
memset( this, 0, sizeof(DMO_VideoDecoder));
this->m_sVhdr2 = 0;
this->m_iLastQuality = -1;
this->m_iMaxAuto = maxauto;
#ifdef WIN32_LOADER
Setup_LDT_Keeper();
#endif
//memset(&m_obh, 0, sizeof(m_obh));
//m_obh.biSize = sizeof(m_obh);
/*try*/
{
unsigned int bihs;
bihs = (format->biSize < (int) sizeof(BITMAPINFOHEADER)) ?
sizeof(BITMAPINFOHEADER) : format->biSize;
this->iv.m_bh = malloc(bihs);
memcpy(this->iv.m_bh, format, bihs);
this->iv.m_bh->biSize = bihs;
this->iv.m_State = STOP;
//this->iv.m_pFrame = 0;
this->iv.m_Mode = DIRECT;
this->iv.m_iDecpos = 0;
this->iv.m_iPlaypos = -1;
this->iv.m_fQuality = 0.0f;
this->iv.m_bCapable16b = true;
bihs += sizeof(VIDEOINFOHEADER) - sizeof(BITMAPINFOHEADER);
this->m_sVhdr = malloc(bihs);
memset(this->m_sVhdr, 0, bihs);
memcpy(&this->m_sVhdr->bmiHeader, this->iv.m_bh, this->iv.m_bh->biSize);
this->m_sVhdr->rcSource.left = this->m_sVhdr->rcSource.top = 0;
this->m_sVhdr->rcSource.right = this->m_sVhdr->bmiHeader.biWidth;
this->m_sVhdr->rcSource.bottom = this->m_sVhdr->bmiHeader.biHeight;
//this->m_sVhdr->rcSource.right = 0;
//this->m_sVhdr->rcSource.bottom = 0;
this->m_sVhdr->rcTarget = this->m_sVhdr->rcSource;
this->m_sOurType.majortype = MEDIATYPE_Video;
this->m_sOurType.subtype = MEDIATYPE_Video;
this->m_sOurType.subtype.f1 = this->m_sVhdr->bmiHeader.biCompression;
this->m_sOurType.formattype = FORMAT_VideoInfo;
this->m_sOurType.bFixedSizeSamples = false;
this->m_sOurType.bTemporalCompression = true;
this->m_sOurType.pUnk = 0;
this->m_sOurType.cbFormat = bihs;
this->m_sOurType.pbFormat = (char*)this->m_sVhdr;
this->m_sVhdr2 = (VIDEOINFOHEADER*)(malloc(sizeof(VIDEOINFOHEADER)+12));
memcpy(this->m_sVhdr2, this->m_sVhdr, sizeof(VIDEOINFOHEADER));
memset((char*)this->m_sVhdr2 + sizeof(VIDEOINFOHEADER), 0, 12);
this->m_sVhdr2->bmiHeader.biCompression = 0;
this->m_sVhdr2->bmiHeader.biBitCount = 24;
// memset((char*)this->m_sVhdr2, 0, sizeof(VIDEOINFOHEADER)+12);
this->m_sVhdr2->rcTarget = this->m_sVhdr->rcTarget;
// this->m_sVhdr2->rcSource = this->m_sVhdr->rcSource;
memset(&this->m_sDestType, 0, sizeof(this->m_sDestType));
this->m_sDestType.majortype = MEDIATYPE_Video;
this->m_sDestType.subtype = MEDIASUBTYPE_RGB24;
this->m_sDestType.formattype = FORMAT_VideoInfo;
this->m_sDestType.bFixedSizeSamples = true;
this->m_sDestType.bTemporalCompression = false;
this->m_sDestType.lSampleSize = labs(this->m_sVhdr2->bmiHeader.biWidth*this->m_sVhdr2->bmiHeader.biHeight
* ((this->m_sVhdr2->bmiHeader.biBitCount + 7) / 8));
this->m_sVhdr2->bmiHeader.biSizeImage = this->m_sDestType.lSampleSize;
this->m_sDestType.pUnk = 0;
this->m_sDestType.cbFormat = sizeof(VIDEOINFOHEADER);
this->m_sDestType.pbFormat = (char*)this->m_sVhdr2;
memset(&this->iv.m_obh, 0, sizeof(this->iv.m_obh));
memcpy(&this->iv.m_obh, this->iv.m_bh, sizeof(this->iv.m_obh) < (unsigned) this->iv.m_bh->biSize
? sizeof(this->iv.m_obh) : (unsigned) this->iv.m_bh->biSize);
this->iv.m_obh.biBitCount=24;
this->iv.m_obh.biSize = sizeof(BITMAPINFOHEADER);
this->iv.m_obh.biCompression = 0; //BI_RGB
//this->iv.m_obh.biHeight = labs(this->iv.m_obh.biHeight);
this->iv.m_obh.biSizeImage = labs(this->iv.m_obh.biWidth * this->iv.m_obh.biHeight)
* ((this->iv.m_obh.biBitCount + 7) / 8);
this->m_pDMO_Filter = DMO_FilterCreate(dllname, guid, &this->m_sOurType, &this->m_sDestType);
if (!this->m_pDMO_Filter)
{
printf("Failed to create DMO filter\n");
return 0;
}
if (!flip)
{
this->iv.m_obh.biHeight *= -1;
this->m_sVhdr2->bmiHeader.biHeight = this->iv.m_obh.biHeight;
// result = this->m_pDMO_Filter->m_pOutputPin->vt->QueryAccept(this->m_pDMO_Filter->m_pOutputPin, &this->m_sDestType);
result = this->m_pDMO_Filter->m_pMedia->vt->SetOutputType(this->m_pDMO_Filter->m_pMedia, 0, &this->m_sDestType, DMO_SET_TYPEF_TEST_ONLY);
if (result)
{
printf("Decoder does not support upside-down RGB frames\n");
this->iv.m_obh.biHeight *= -1;
this->m_sVhdr2->bmiHeader.biHeight = this->iv.m_obh.biHeight;
}
}
memcpy( &this->iv.m_decoder, &this->iv.m_obh, sizeof(this->iv.m_obh) );
switch (this->iv.m_bh->biCompression)
{
#if 0
case fccDIV3:
case fccDIV4:
case fccDIV5:
case fccDIV6:
case fccMP42:
case fccWMV2:
//YV12 seems to be broken for DivX :-) codec
// case fccIV50:
//produces incorrect picture
//m_Caps = (CAPS) (m_Caps & ~CAP_YV12);
//m_Caps = CAP_UYVY;//CAP_YUY2; // | CAP_I420;
//m_Caps = CAP_I420;
this->m_Caps = (CAP_YUY2 | CAP_UYVY);
break;
#endif
default:
this->m_Caps = CAP_NONE;
printf("Decoder supports the following formats: ");
for (c = check; c->bits; c++)
{
this->m_sVhdr2->bmiHeader.biBitCount = c->bits;
this->m_sVhdr2->bmiHeader.biCompression = c->fcc;
this->m_sDestType.subtype = *c->subtype;
//result = this->m_pDMO_Filter->m_pOutputPin->vt->QueryAccept(this->m_pDMO_Filter->m_pOutputPin, &this->m_sDestType);
result = this->m_pDMO_Filter->m_pMedia->vt->SetOutputType(this->m_pDMO_Filter->m_pMedia, 0, &this->m_sDestType, DMO_SET_TYPEF_TEST_ONLY);
if (!result)
{
this->m_Caps = (this->m_Caps | c->cap);
if (c->name)
printf("%s ", c->name);
else
printf("%.4s ", (char*) &c->fcc);
}
}
printf("\n");
}
if (this->m_Caps != CAP_NONE)
printf("Decoder is capable of YUV output (flags 0x%x)\n", (int)this->m_Caps);
this->m_sVhdr2->bmiHeader.biBitCount = 24;
this->m_sVhdr2->bmiHeader.biCompression = 0;
this->m_sDestType.subtype = MEDIASUBTYPE_RGB24;
this->m_iMinBuffers = this->iv.VBUFSIZE;
}
/*catch (FatalError& error)
{
delete[] m_sVhdr;
delete[] m_sVhdr2;
delete m_pDMO_Filter;
throw;
}*/
return this;
}
void DMO_VideoDecoder_Destroy(DMO_VideoDecoder *this)
{
DMO_VideoDecoder_StopInternal(this);
this->iv.m_State = STOP;
free(this->m_sVhdr);
free(this->m_sVhdr2);
DMO_Filter_Destroy(this->m_pDMO_Filter);
}
void DMO_VideoDecoder_StartInternal(DMO_VideoDecoder *this)
{
#if 0
ALLOCATOR_PROPERTIES props, props1;
Debug printf("DMO_VideoDecoder_StartInternal\n");
//cout << "DSSTART" << endl;
this->m_pDMO_Filter->Start(this->m_pDMO_Filter);
props.cBuffers = 1;
props.cbBuffer = this->m_sDestType.lSampleSize;
props.cbAlign = 1;
props.cbPrefix = 0;
this->m_pDMO_Filter->m_pAll->vt->SetProperties(this->m_pDMO_Filter->m_pAll, &props, &props1);
this->m_pDMO_Filter->m_pAll->vt->Commit(this->m_pDMO_Filter->m_pAll);
#endif
this->iv.m_State = START;
}
void DMO_VideoDecoder_StopInternal(DMO_VideoDecoder *this)
{
// this->m_pDMO_Filter->Stop(this->m_pDMO_Filter);
//??? why was this here ??? m_pOurOutput->SetFramePointer(0);
}
int DMO_VideoDecoder_DecodeInternal(DMO_VideoDecoder *this, const void* src, int size, int is_keyframe, char* imdata)
{
// IMediaSample* sample = 0;
int result;
unsigned long status; // to be ignored by M$ specs
DMO_OUTPUT_DATA_BUFFER db;
CMediaBuffer* bufferin;
//+ uint8_t* imdata = dest ? dest->Data() : 0;
Debug printf("DMO_VideoDecoder_DecodeInternal(%p,%p,%d,%d,%p)\n",this,src,size,is_keyframe,imdata);
// this->m_pDMO_Filter->m_pAll->vt->GetBuffer(this->m_pDMO_Filter->m_pAll, &sample, 0, 0, 0);
// if (!sample)
// {
// Debug printf("ERROR: null sample\n");
// return -1;
// }
#ifdef WIN32_LOADER
Setup_FS_Segment();
#endif
bufferin = CMediaBufferCreate(size, (void*)src, size, 0);
result = this->m_pDMO_Filter->m_pMedia->vt->ProcessInput(this->m_pDMO_Filter->m_pMedia, 0,
(IMediaBuffer*)bufferin,
DMO_INPUT_DATA_BUFFERF_SYNCPOINT,
0, 0);
((IMediaBuffer*)bufferin)->vt->Release((IUnknown*)bufferin);
if (result != S_OK)
{
/* something for process */
if (result != S_FALSE)
printf("ProcessInputError r:0x%x=%d (keyframe: %d)\n", result, result, is_keyframe);
else
printf("ProcessInputError FALSE ?? (keyframe: %d)\n", is_keyframe);
return size;
}
db.rtTimestamp = 0;
db.rtTimelength = 0;
db.dwStatus = 0;
db.pBuffer = (IMediaBuffer*) CMediaBufferCreate(this->m_sDestType.lSampleSize,
imdata, 0, 0);
result = this->m_pDMO_Filter->m_pMedia->vt->ProcessOutput(this->m_pDMO_Filter->m_pMedia,
(imdata) ? 0 : DMO_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER,
1, &db, &status);
//m_pDMO_Filter->m_pMedia->vt->Lock(m_pDMO_Filter->m_pMedia, 0);
if ((unsigned)result == DMO_E_NOTACCEPTING)
printf("ProcessOutputError: Not accepting\n");
else if (result)
printf("ProcessOutputError: r:0x%x=%d %ld stat:%ld\n", result, result, status, db.dwStatus);
((IMediaBuffer*)db.pBuffer)->vt->Release((IUnknown*)db.pBuffer);
//int r = m_pDMO_Filter->m_pMedia->vt->Flush(m_pDMO_Filter->m_pMedia);
//printf("FLUSH %d\n", r);
return 0;
}
/*
* bits == 0 - leave unchanged
*/
//int SetDestFmt(DMO_VideoDecoder * this, int bits = 24, fourcc_t csp = 0);
int DMO_VideoDecoder_SetDestFmt(DMO_VideoDecoder *this, int bits, unsigned int csp)
{
HRESULT result;
int should_test=1;
Debug printf("DMO_VideoDecoder_SetDestFmt (%p, %d, %d)\n",this,bits,(int)csp);
/* if (!CImage::Supported(csp, bits))
return -1;
*/
// BitmapInfo temp = m_obh;
if (!csp) // RGB
{
int ok = true;
switch (bits)
{
case 15:
this->m_sDestType.subtype = MEDIASUBTYPE_RGB555;
break;
case 16:
this->m_sDestType.subtype = MEDIASUBTYPE_RGB565;
break;
case 24:
this->m_sDestType.subtype = MEDIASUBTYPE_RGB24;
break;
case 32:
this->m_sDestType.subtype = MEDIASUBTYPE_RGB32;
break;
default:
ok = false;
break;
}
if (ok) {
this->iv.m_obh.biBitCount=bits;
if( bits == 15 || bits == 16 ) {
this->iv.m_obh.biSize=sizeof(BITMAPINFOHEADER)+12;
this->iv.m_obh.biCompression=3;//BI_BITFIELDS
this->iv.m_obh.biSizeImage=abs((int)(2*this->iv.m_obh.biWidth*this->iv.m_obh.biHeight));
}
if( bits == 16 ) {
this->iv.m_obh.colors[0]=0xF800;
this->iv.m_obh.colors[1]=0x07E0;
this->iv.m_obh.colors[2]=0x001F;
} else if ( bits == 15 ) {
this->iv.m_obh.colors[0]=0x7C00;
this->iv.m_obh.colors[1]=0x03E0;
this->iv.m_obh.colors[2]=0x001F;
} else {
this->iv.m_obh.biSize = sizeof(BITMAPINFOHEADER);
this->iv.m_obh.biCompression = 0; //BI_RGB
//this->iv.m_obh.biHeight = labs(this->iv.m_obh.biHeight);
this->iv.m_obh.biSizeImage = labs(this->iv.m_obh.biWidth * this->iv.m_obh.biHeight)
* ((this->iv.m_obh.biBitCount + 7) / 8);
}
}
//.biSizeImage=abs(temp.biWidth*temp.biHeight*((temp.biBitCount+7)/8));
} else
{ // YUV
int ok = true;
switch (csp)
{
case fccYUY2:
this->m_sDestType.subtype = MEDIASUBTYPE_YUY2;
break;
case fccYV12:
this->m_sDestType.subtype = MEDIASUBTYPE_YV12;
break;
case fccIYUV:
this->m_sDestType.subtype = MEDIASUBTYPE_IYUV;
break;
case fccI420:
this->m_sDestType.subtype = MEDIASUBTYPE_I420;
break;
case fccUYVY:
this->m_sDestType.subtype = MEDIASUBTYPE_UYVY;
break;
case fccYVYU:
this->m_sDestType.subtype = MEDIASUBTYPE_YVYU;
break;
case fccYVU9:
this->m_sDestType.subtype = MEDIASUBTYPE_YVU9;
default:
ok = false;
break;
}
if (ok) {
if (csp != 0 && csp != 3 && this->iv.m_obh.biHeight > 0)
this->iv.m_obh.biHeight *= -1; // YUV formats uses should have height < 0
this->iv.m_obh.biSize = sizeof(BITMAPINFOHEADER);
this->iv.m_obh.biCompression=csp;
this->iv.m_obh.biBitCount=bits;
this->iv.m_obh.biSizeImage = labs(this->iv.m_obh.biWidth * this->iv.m_obh.biHeight)
* ((this->iv.m_obh.biBitCount + 7) / 8);
}
}
this->m_sDestType.lSampleSize = this->iv.m_obh.biSizeImage;
memcpy(&(this->m_sVhdr2->bmiHeader), &this->iv.m_obh, sizeof(this->iv.m_obh));
this->m_sVhdr2->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
if (this->m_sVhdr2->bmiHeader.biCompression == 3)
this->m_sDestType.cbFormat = sizeof(VIDEOINFOHEADER) + 12;
else
this->m_sDestType.cbFormat = sizeof(VIDEOINFOHEADER);
switch(csp)
{
case fccYUY2:
if(!(this->m_Caps & CAP_YUY2))
should_test=false;
break;
case fccYV12:
if(!(this->m_Caps & CAP_YV12))
should_test=false;
break;
case fccIYUV:
if(!(this->m_Caps & CAP_IYUV))
should_test=false;
break;
case fccI420:
if(!(this->m_Caps & CAP_I420))
should_test=false;
break;
case fccUYVY:
if(!(this->m_Caps & CAP_UYVY))
should_test=false;
break;
case fccYVYU:
if(!(this->m_Caps & CAP_YVYU))
should_test=false;
break;
case fccYVU9:
if(!(this->m_Caps & CAP_YVU9))
should_test=false;
break;
}
#ifdef WIN32_LOADER
Setup_FS_Segment();
#endif
// if(should_test)
// result = this->m_pDMO_Filter->m_pOutputPin->vt->QueryAccept(this->m_pDMO_Filter->m_pOutputPin, &this->m_sDestType);
// else
// result = -1;
// test accept
if(!this->m_pDMO_Filter) return 0;
result = this->m_pDMO_Filter->m_pMedia->vt->SetOutputType(this->m_pDMO_Filter->m_pMedia, 0, &this->m_sDestType, DMO_SET_TYPEF_TEST_ONLY);
if (result != 0)
{
if (csp)
printf("Warning: unsupported color space\n");
else
printf("Warning: unsupported bit depth\n");
this->m_sDestType.lSampleSize = this->iv.m_decoder.biSizeImage;
memcpy(&(this->m_sVhdr2->bmiHeader), &this->iv.m_decoder, sizeof(this->iv.m_decoder));
this->m_sVhdr2->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
if (this->m_sVhdr2->bmiHeader.biCompression == 3)
this->m_sDestType.cbFormat = sizeof(VIDEOINFOHEADER) + 12;
else
this->m_sDestType.cbFormat = sizeof(VIDEOINFOHEADER);
return -1;
}
memcpy( &this->iv.m_decoder, &this->iv.m_obh, sizeof(this->iv.m_obh));
// m_obh=temp;
// if(csp)
// m_obh.biBitCount=BitmapInfo::BitCount(csp);
this->iv.m_bh->biBitCount = bits;
//DMO_VideoDecoder_Restart(this);
this->m_pDMO_Filter->m_pMedia->vt->SetOutputType(this->m_pDMO_Filter->m_pMedia, 0, &this->m_sDestType, 0);
return 0;
}
int DMO_VideoDecoder_SetDirection(DMO_VideoDecoder *this, int d)
{
this->iv.m_obh.biHeight = (d) ? this->iv.m_bh->biHeight : -this->iv.m_bh->biHeight;
this->m_sVhdr2->bmiHeader.biHeight = this->iv.m_obh.biHeight;
return 0;
}
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