static bool ChooseCodec(HWND hWnd, AVICOMPRESSOPTIONS *pOptionsVideo)
{
COMPVARS cv;
ZeroMemory(&cv, sizeof(cv));
cv.cbSize = sizeof(cv);
if(ICCompressorChoose(hWnd, ICMF_CHOOSE_DATARATE | ICMF_CHOOSE_KEYFRAME, NULL, NULL, &cv, ("Choose codec"))) {
ZeroMemory(pOptionsVideo, sizeof(AVICOMPRESSOPTIONS));
pOptionsVideo->fccType = streamtypeVIDEO;
pOptionsVideo->fccHandler = cv.fccHandler;
if(cv.lKey)
{
pOptionsVideo->dwKeyFrameEvery = cv.lKey;
pOptionsVideo->dwFlags |= AVICOMPRESSF_KEYFRAMES;
}
pOptionsVideo->dwQuality = cv.lQ;
if(cv.lDataRate)
{
pOptionsVideo->dwFlags |= AVICOMPRESSF_DATARATE;
pOptionsVideo->dwBytesPerSecond = cv.lDataRate * 1024;
}
ICCompressorFree(&cv);
return true;
}
return false;
}
void imFileFormatAVI::Close()
{
if (this->dib) imDibDestroy(this->dib);
if (this->use_compressor)
{
ICSeqCompressFrameEnd(&this->compvars);
ICCompressorFree(&this->compvars);
}
if (this->frame) AVIStreamGetFrameClose(this->frame);
if (this->stream) AVIStreamRelease(this->stream);
AVIFileRelease(this->file);
AVIFileExit(); /* called one for each AVIFileInit */
}
/**
* AVIファイルを閉じる
*/
void closeAVI() {
if (ptmp) {
AVIStreamRelease(ptmp);
ptmp = NULL;
}
if (pstm) {
AVIStreamRelease(pstm);
pstm = NULL;
}
if (pavi) {
AVIFileRelease(pavi);
pavi = NULL;
}
if (hasCv) {
ICCompressorFree(&cv);
}
}
static void test_ICSeqCompress(void)
{
/* The purpose of this test is to validate sequential frame compressing
* functions. The MRLE codec will be used because Wine supports it and
* it is present in any Windows.
*/
HIC h;
DWORD err, vidc = mmioFOURCC('v','i','d','c'), mrle = mmioFOURCC('m', 'r', 'l', 'e');
DWORD i;
LONG frame_len;
BOOL key_frame, ret;
char *frame;
COMPVARS pc;
struct { BITMAPINFOHEADER header; RGBQUAD map[256]; }
input_header = { {sizeof(BITMAPINFOHEADER), 32, 1, 1, 8, 0, 32*8, 0, 0, 256, 256},
{{255,0,0}, {0,255,0}, {0,0,255}, {255,255,255}}};
PBITMAPINFO bitmap = (PBITMAPINFO) &input_header;
static BYTE input[32] = {1,2,3,3,3,3,2,3,1};
static const BYTE output_kf[] = {1,1,1,2,4,3,0,3,2,3,1,0,23,0,0,0,0,1}, /* key frame*/
output_nkf[] = {0,0,0,1}; /* non key frame */
h = ICOpen(vidc, mrle, ICMODE_COMPRESS);
ok(h != NULL, "Expected non-NULL\n");
pc.cbSize = sizeof(pc);
pc.dwFlags = ICMF_COMPVARS_VALID;
pc.fccType = vidc;
pc.fccHandler = mrle;
pc.hic = h;
pc.lpbiIn = NULL;
pc.lpbiOut = NULL;
pc.lpBitsOut = pc.lpBitsPrev = pc.lpState = NULL;
pc.lQ = ICQUALITY_DEFAULT;
pc.lKey = 1;
pc.lDataRate = 300;
pc.lpState = NULL;
pc.cbState = 0;
ret = ICSeqCompressFrameStart(&pc, bitmap);
ok(ret == TRUE, "Expected TRUE\n");
/* Check that reserved pointers were allocated */
ok(pc.lpbiIn != NULL, "Expected non-NULL\n");
ok(pc.lpbiOut != NULL, "Expected non-NULL\n");
for(i = 0; i < 9; i++)
{
frame_len = 0;
frame = ICSeqCompressFrame(&pc, 0, input, &key_frame, &frame_len);
ok(frame != NULL, "Frame[%d]: Expected non-NULL\n", i);
if (frame_len == sizeof(output_nkf))
ok(!memcmp(output_nkf, frame, frame_len), "Frame[%d]: Contents do not match\n", i);
else if (frame_len == sizeof(output_kf))
ok(!memcmp(output_kf, frame, frame_len), "Frame[%d]: Contents do not match\n", i);
else
ok(0, "Unknown frame size of %d byten\n", frame_len);
}
ICSeqCompressFrameEnd(&pc);
ICCompressorFree(&pc);
/* ICCompressorFree already closed the HIC */
err = ICClose(h);
ok(err == ICERR_BADHANDLE, "Expected -8, got %d\n", err);
}
long __stdcall DlgProc ( HWND hWnd , unsigned msg , unsigned wParam , long lParam )
{
switch(msg)
{
case WM_INITDIALOG:
//hEdit = GetDlgItem( hWnd , I_EDIT );
//GetClientRect( hEdit , &rect );
hWndCap = capCreateCaptureWindow ( NULL, WS_CHILD | WS_VISIBLE , 0, 0, 320, 240, hWnd, 1235 );
//hWndCap = capCreateCaptureWindow ( NULL, WS_CHILD | WS_VISIBLE , 0, 0, (rect.right-rect.left ), (rect.bottom-rect.top), hEdit, 1235);
// вручную заполняем структуру CapVar
ZeroMemory( &CapVar, sizeof(COMPVARS) );
CapVar.cbSize = sizeof(COMPVARS);
CapVar.dwFlags = ICMF_COMPVARS_VALID;
CapVar.cbState = 0;
CapVar.fccHandler = mmioFOURCC( 'x', '2', '6', '4' );
CapVar.fccType = ICTYPE_VIDEO;
// открываем декомпрессор (долго)
CapVar.hic = ICOpen( ICTYPE_VIDEO, CapVar.fccHandler, ICMODE_COMPRESS );
hThread = CreateThread( NULL, 0, (LPTHREAD_START_ROUTINE)SendThread, NULL, 0, 0 );
return -1 ;
case WM_COMMAND:
switch(LOWORD(wParam))
{
case I_BUTTON_CONN :
if( !capDriverConnect( hWndCap, 0 ) )
{
EndDialog ( hWnd, 0 );
return -1;
}
capCaptureGetSetup( hWndCap, &CapParms, sizeof(CAPTUREPARMS) );
CapParms.dwRequestMicroSecPerFrame = 66000;
CapParms.fLimitEnabled = FALSE;
CapParms.fCaptureAudio = FALSE;
CapParms.fMCIControl = FALSE;
CapParms.fYield = TRUE;
CapParms.vKeyAbort = VK_ESCAPE;
CapParms.fAbortLeftMouse = FALSE;
CapParms.fAbortRightMouse = FALSE;
capCaptureSetSetup( hWndCap, &CapParms, sizeof(CAPTUREPARMS) );
capPreviewScale( hWndCap, 1 );
capPreviewRate( hWndCap, 66 );
capPreviewScale( hWndCap, FALSE );
capPreview( hWndCap, 1 );
//added by jimmy
// OPTIONAL STEP: Setup resolution
capGetVideoFormat( hWndCap, &InputBmpInfo ,sizeof(InputBmpInfo) );
//InputBmpInfo.bmiHeader.biWidth = 320; //(rect.right-rect.left );
//InputBmpInfo.bmiHeader.biHeight = 240; //(rect.bottom-rect.top);
//InputBmpInfo.bmiHeader.biBitCount = 24;
capSetVideoFormat( hWndCap, &InputBmpInfo, sizeof(InputBmpInfo) );
//capDriverDisconnect (hWndCap, 0);//Can we do better?
//capDriverConnect (hWndCap, 0);
capSetCallbackOnFrame( hWndCap, FrameCallBack );
if(CapVar.hic > 0 )
{
OutFormatSize = ICCompressGetFormatSize( CapVar.hic, &InputBmpInfo.bmiHeader ); // BITMAPINFO возвращает размер структуры исходных данных InputBmpInfo
ICCompressGetFormat( CapVar.hic, &InputBmpInfo.bmiHeader, &OutputBmpInfo.bmiHeader ); // заполняет структуру получаемых данных OutputBmpInfo
OutBufferSize = ICCompressGetSize( CapVar.hic, &InputBmpInfo.bmiHeader, &OutputBmpInfo.bmiHeader ); // максимальный размер одного сжатого кадра (полученного)
ICSeqCompressFrameStart( &CapVar, &InputBmpInfo ); // начало сжатия
}
break;
case I_BUTTON_EXIT :
ICSeqCompressFrameEnd(&CapVar); // конец сжатия
ICCompressorFree(&CapVar);
ICClose(CapVar.hic);
capPreview( hWndCap , false );
capDriverDisconnect( hWndCap );
EndDialog ( hWnd , 0 ) ;
break;
}
return -1 ;
case WM_CLOSE :
ICSeqCompressFrameEnd(&CapVar); // конец сжатия
ICCompressorFree(&CapVar);
ICClose(CapVar.hic);
capPreview( hWndCap , false );
capDriverDisconnect( hWndCap );
EndDialog ( hWnd , 0 ) ;
return -1 ;
}
return 0 ;
}
