HRESULT TaudioFilterChannelSwap::process(TfilterQueue::iterator it, TsampleFormat &fmt, void *samples, size_t numsamples, const TfilterSettingsAudio *cfg0)
{
const TchannelSwapSettings *cfg = (const TchannelSwapSettings*)cfg0;
if (!cfg->equal(oldcfg) || oldfmt != fmt || old_nchannels != fmt.nchannels) {
makeMap(fmt, cfg);
}
fmt.channelmask = newchannelmask;
switch (fmt.sf) {
case TsampleFormat::SF_PCM16:
swapChannels((int16_t*)samples, numsamples);
break;
case TsampleFormat::SF_PCM24:
swapChannels((int24_t*)samples, numsamples);
break;
case TsampleFormat::SF_PCM32:
swapChannels((int32_t*)samples, numsamples);
break;
case TsampleFormat::SF_FLOAT32:
swapChannels((float*)samples, numsamples);
break;
}
return parent->deliverSamples(++it, fmt, samples, numsamples);
}
void convertBGRToRGB(VglImage *src)
{
swapChannels(src, 0, 2);
}
/** Function to convert image in RGB format to BGR format
*/
void convertRGBToBGR(VglImage *src)
{
swapChannels(src, 0, 2);
}
