STDMETHODIMP_(LRESULT) Tffvfw::decRun(void *icd0)
{
if (!decVFW) {
return VFW_E_RUNTIME_ERROR;
}
icd=(ICDECOMPRESS*)icd0;
if (~((icd->dwFlags&ICDECOMPRESS_HURRYUP) | (icd->dwFlags&ICDECOMPRESS_UPDATE) | (icd->dwFlags&ICDECOMPRESS_PREROLL))) {
if ((colorspace=getBMPcolorspace(icd->lpbiOutput,autoforcedcolorspaces.decGetForcedCsp(decVFW)))==FF_CSP_NULL) {
return ICERR_UNSUPPORTED;
}
if (colorspace&FF_CSP_RGB16) {
colorspace=(colorspace&~FF_CSP_RGB16)|FF_CSP_RGB15;
}
if (sign(icd->lpbiInput->biHeight)!=sign(icd->lpbiOutput->biHeight) && !csp_isYUVpacked(colorspace)) {
colorspace^=FF_CSP_FLAGS_VFLIP;
}
} else {
colorspace=FF_CSP_NULL;
}
unsigned char *inData=(unsigned char*)icd->lpInput;
unsigned int inLen=icd->lpbiInput->biSizeImage;
isSyncPoint=(icd->dwFlags&ICDECOMPRESS_NOTKEYFRAME)==0;
return dec->decompress(inData,inLen,this);
}
HRESULT TimgFilterMirror::process(TfilterQueue::iterator it, TffPict &pict, const TfilterSettingsVideo *cfg0)
{
if (is(pict, cfg0)) {
const ToffsetSettings *cfg = (const ToffsetSettings*)cfg0;
init(pict, cfg->full, cfg->half);
unsigned char *ptr[4];
bool cspChanged = getCurNext(pict.csp, pict, cfg->full, COPYMODE_DEF, ptr);
if (cspChanged)
switch (pict.cspInfo.Bpp) {
case 1:
mirrorFc = &TimgFilterMirror::mirror<int8_t>;
break;
case 2:
mirrorFc = &TimgFilterMirror::mirror<int16_t>;
break;
case 3:
mirrorFc = &TimgFilterMirror::mirror<int24_t>;
break;
case 4:
mirrorFc = &TimgFilterMirror::mirror<int32_t>;
break;
default:
mirrorFc = NULL;
break;
}
if (csp_isYUVpacked(pict.csp)) {
unsigned char *src = ptr[0], *dst = ptr[0] + (dx2[0] - 1) * 2;
int dx = dx2[0];
if (pict.cspInfo.packedLumaOffset == 0 && pict.cspInfo.packedChromaOffset == 1)
for (unsigned int y = 0; y < dy2[0]; y++, src += stride2[0], dst += stride2[0])
for (int x = 0; x < dx; x += 4) {
std::swap(src[x ], dst[-x + 2]);
std::swap(src[x + 3], dst[-x + 1]);
std::swap(src[x + 2], dst[-x ]);
std::swap(src[x + 1], dst[-x + 3]);
}
else
for (unsigned int y = 0; y < dy2[0]; y++, src += stride2[0], dst += stride2[0])
for (int x = 0; x < dx; x += 4) {
std::swap(src[x ], dst[-x + 2]);
std::swap(src[x + 3], dst[-x + 1]);
std::swap(src[x + 2], dst[-x ]);
std::swap(src[x + 1], dst[-x + 3]);
}
} else if (mirrorFc)
for (unsigned int i = 0; i < pict.cspInfo.numPlanes; i++) {
unsigned int dx = dx2[i] / 2;
for (unsigned int y = 0; y < dy2[i]; y++, ptr[i] += stride2[i]) {
(this->*mirrorFc)(i, dx, ptr[i]);
}
}
}
return parent->processSample(++it, pict);
}
