sweeping vfx rewrite
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+12
-25
@@ -10,43 +10,30 @@
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#include "ui/collapsiblewidget.h"
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VolumeEffect::VolumeEffect(Clip* c) : Effect(c, EFFECT_TYPE_AUDIO, AUDIO_VOLUME_EFFECT) {
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ui_layout->addWidget(new QLabel("Volume:"), 0, 0);
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volume_val = new LabelSlider();
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volume_val->set_minimum_value(0);
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volume_val->set_maximum_value(400);
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ui_layout->addWidget(volume_val, 0, 1);
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EffectRow* volume_row = add_row("Volume:");
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volume_val = volume_row->add_field(EFFECT_FIELD_DOUBLE);
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volume_val->set_double_minimum_value(0);
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volume_val->set_double_maximum_value(400);
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// set defaults
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volume_val->set_value(100);
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volume_val->set_double_default_value(100);
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}
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void VolumeEffect::init() {}
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void VolumeEffect::refresh() {}
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Effect* VolumeEffect::copy(Clip* c) {
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VolumeEffect* v = new VolumeEffect(c);
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/*VolumeEffect* v = new VolumeEffect(c);
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v->volume_val->set_value(volume_val->value());
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return v;
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}
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void VolumeEffect::load(QXmlStreamReader* stream) {
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while (!(stream->isEndElement() && stream->name() == "effect") && !stream->atEnd()) {
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stream->readNext();
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if (stream->isStartElement() && stream->name() == "volume") {
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stream->readNext();
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volume_val->set_value(stream->text().toDouble());
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}
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}
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}
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void VolumeEffect::save(QXmlStreamWriter* stream) {
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stream->writeTextElement("volume", QString::number(volume_val->value()));
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return v;*/
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return NULL;
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}
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void VolumeEffect::process_audio(quint8* samples, int nb_bytes) {
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if (volume_val->value() != 100) {
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double vol_val = volume_val->get_double_value();
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if (vol_val != 100) {
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for (int i=0;i<nb_bytes;i+=2) {
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qint32 samp = (qint16) (((samples[i+1] & 0xFF) << 8) | (samples[i] & 0xFF));
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double val = qPow(volume_val->value()*0.01, 3);
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double val = qPow(vol_val*0.01, 3);
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samp *= val;
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if (samp > INT16_MAX) {
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samp = INT16_MAX;
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