/**
\fn getFrame
\brief Get a processed frame
*/
bool unstackFieldFilter::getNextFrame(uint32_t *fn,ADMImage *image)
{
// since we do nothing, just get the output of previous filter
if(false==previousFilter->getNextFrame(fn,current))
{
ADM_warning("unstackField : Cannot get frame\n");
return false;
}
// do in place flip
image->copyInfo(current);
for(int i=PLANAR_Y;i<PLANAR_LAST;i++)
{
ADM_PLANE plane=(ADM_PLANE)i;
uint32_t srcPitch=current->GetPitch(plane);
uint32_t dstPitch=image->GetPitch(plane);
uint8_t *src=current->GetReadPtr(plane);
uint8_t *dst=image->GetWritePtr(plane);
uint32_t w=info.width;
uint32_t h=info.height;
if(plane)
{
w>>=1;
h>>=1;
}
// Even
BitBlit(dst, dstPitch*2,src,srcPitch,w,h/2);
BitBlit(dst+dstPitch, dstPitch*2,src+(srcPitch*h)/2,srcPitch,w,h/2);
}
return true;
}
/**
\fn getNextFrame
\brief
*/
bool ADMVideoHue::getNextFrame(uint32_t *fn,ADMImage *image)
{
ADMImage *src;
src=vidCache->getImage(nextFrame);
if(!src)
return false; // EOF
*fn=nextFrame++;
image->copyInfo(src);
image->copyPlane(src,image,PLANAR_Y); // Luma is untouched
HueProcess_C(image->GetWritePtr(PLANAR_V), image->GetWritePtr(PLANAR_U),
src->GetReadPtr(PLANAR_V), src->GetReadPtr(PLANAR_U),
image->GetPitch(PLANAR_U),src->GetPitch(PLANAR_U), // assume u&v pitches are =
info.width>>1,info.height>>1,
_hue, _saturation);
vidCache->unlockAll();
return 1;
}