Files
oak-editor/effects/internal/fillleftrighteffect.cpp
T
2019-01-12 10:10:24 +11:00

25 lines
903 B
C++

#include "fillleftrighteffect.h"
#define FILL_TYPE_LEFT 0
#define FILL_TYPE_RIGHT 1
FillLeftRightEffect::FillLeftRightEffect(Clip* c, const EffectMeta *em) : Effect(c, em) {
EffectRow* type_row = add_row(tr("Type"));
fill_type = type_row->add_field(EFFECT_FIELD_COMBO, "type");
fill_type->add_combo_item(tr("Fill Left with Right"), FILL_TYPE_LEFT);
fill_type->add_combo_item(tr("Fill Right with Left"), FILL_TYPE_RIGHT);
}
void FillLeftRightEffect::process_audio(double timecode_start, double timecode_end, quint8* samples, int nb_bytes, int) {
double interval = (timecode_end-timecode_start)/nb_bytes;
for (int i=0;i<nb_bytes;i+=4) {
if (fill_type->get_combo_data(timecode_start+(interval*i)) == FILL_TYPE_LEFT) {
samples[i+1] = samples[i+3];
samples[i] = samples[i+2];
} else {
samples[i+3] = samples[i+1];
samples[i+2] = samples[i];
}
}
}