org.monte.media.anim.AmigaVideoFormatKeys Maven / Gradle / Ivy
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package org.monte.media.anim;
import org.monte.media.Format;
import org.monte.media.FormatKey;
import org.monte.media.VideoFormatKeys;
import org.monte.media.math.Rational;
import java.util.ArrayList;
import java.util.Iterator;
public class AmigaVideoFormatKeys extends VideoFormatKeys {
public final static FormatKey MonitorIdKey = new FormatKey("monitorId", Integer.class);
public static final String ENCODING_ANIM_OP5 = "op5";
enum ColorMode {
HAM, EHB, NORMAL
}
public final static FormatKey ColorModeKey = new FormatKey("colorMode", ColorMode.class);
public static Format fromCAMG(int camg) {
AmigaDisplayInfo i = AmigaDisplayInfo.getInfo(camg);
return new Format(
MediaTypeKey, MediaType.VIDEO,
EncodingKey, ENCODING_BITMAP_IMAGE,
WidthKey, i.textOverscanWidth,
HeightKey, i.textOverscanHeight,
MonitorIdKey, camg & AmigaDisplayInfo.MONITOR_ID_MASK,
ColorModeKey, i.isEHB() ? ColorMode.EHB : (i.isHAM() ? ColorMode.HAM : ColorMode.NORMAL),
InterlaceKey, i.isInterlace(),
PixelAspectRatioKey, new Rational(i.resolutionX, i.resolutionY),
FrameRateKey, new Rational(i.fps, 1));
}
public static int toCAMG(Format fmt) {
int camg = 0;
int monitorId = 0;
if (fmt.containsKey(MonitorIdKey)) {
monitorId = fmt.get(MonitorIdKey);
} else {
ArrayList infs = new ArrayList(AmigaDisplayInfo.getAllInfos().values());
if (fmt.containsKey(InterlaceKey)) {
boolean value = fmt.get(InterlaceKey);
reduceListBoolean(value, new InfGetter() {
@Override
public Boolean get(AmigaDisplayInfo inf) {
return inf.isInterlace();
}
}, infs);
}
if (fmt.containsKey(FrameRateKey)) {
Rational value = fmt.get(FrameRateKey);
reduceListRational(value, new InfGetter() {
@Override
public Rational get(AmigaDisplayInfo inf) {
return new Rational(inf.fps, 1);
}
}, infs);
}
if (fmt.containsKey(PixelAspectRatioKey)) {
Rational value = fmt.get(PixelAspectRatioKey);
reduceListRational(value, new InfGetter() {
@Override
public Rational get(AmigaDisplayInfo inf) {
return new Rational(inf.resolutionX, inf.resolutionY);
}
}, infs);
}
ArrayList bestInfs = new ArrayList(infs);
if (fmt.containsKey(WidthKey)) {
int value = fmt.get(WidthKey);
reduceListIntegerOnlyTakeIfSmaller(value, new InfGetter() {
@Override
public Integer get(AmigaDisplayInfo inf) {
return inf.textOverscanWidth;
}
}, infs);
}
if (fmt.containsKey(HeightKey)) {
Integer value = fmt.get(HeightKey);
reduceListIntegerOnlyTakeIfSmaller(value, new InfGetter() {
@Override
public Integer get(AmigaDisplayInfo inf) {
return inf.textOverscanHeight;
}
}, infs);
}
if (infs.isEmpty()) {
infs = new ArrayList(bestInfs);
if (fmt.containsKey(WidthKey)) {
Integer value = fmt.get(WidthKey);
reduceListIntegerOnlyTakeIfSmaller(value, new InfGetter() {
@Override
public Integer get(AmigaDisplayInfo inf) {
return inf.maxOverscanWidth;
}
}, infs);
}
if (fmt.containsKey(HeightKey)) {
Integer value = fmt.get(HeightKey);
reduceListIntegerOnlyTakeIfSmaller(value, new InfGetter() {
@Override
public Integer get(AmigaDisplayInfo inf) {
return inf.maxOverscanHeight;
}
}, infs);
}
}
if (infs.isEmpty()) {
infs = new ArrayList(bestInfs);
if (fmt.containsKey(WidthKey)) {
Integer value = fmt.get(WidthKey);
reduceListInteger(value, new InfGetter() {
@Override
public Integer get(AmigaDisplayInfo inf) {
return inf.maxOverscanWidth;
}
}, infs);
}
if (fmt.containsKey(HeightKey)) {
Integer value = fmt.get(HeightKey);
reduceListInteger(value, new InfGetter() {
@Override
public Integer get(AmigaDisplayInfo inf) {
return inf.maxOverscanHeight;
}
}, infs);
}
}
}
int colorMode=0;
if (fmt.containsKey(ColorModeKey)) {
switch (fmt.get(ColorModeKey)) {
case EHB:
colorMode=AmigaDisplayInfo.EHB_COLORMODE;
break;
case HAM:
colorMode=AmigaDisplayInfo.HAM_COLORMODE;
break;
case NORMAL:
break;
}
}
camg = monitorId|colorMode;
return camg;
}
private interface InfGetter {
public T get(AmigaDisplayInfo inf);
}
private static void reduceListRational(Rational value, InfGetter g, ArrayList infs) {
ArrayList bestInfs = new ArrayList();
bestInfs.add(infs.get(0));
float bestCost = g.get(infs.get(0)).subtract(value).floatValue();
bestCost *= bestCost;
for (Iterator i = infs.iterator(); i.hasNext();) {
AmigaDisplayInfo inf = i.next();
Rational iv = g.get(inf);
if (iv.compareTo(value) != 0) {
i.remove();
}
float icost = iv.subtract(value).floatValue();
icost *= icost;
if (icost < bestCost) {
bestInfs.clear();
bestCost = icost;
} else if (icost == bestCost) {
bestInfs.add(inf);
}
}
if (infs.isEmpty()) {
infs.addAll(bestInfs);
}
}
private static void reduceListInteger(int value, InfGetter g, ArrayList infs) {
ArrayList bestInfs = new ArrayList();
bestInfs.add(infs.get(0));
float bestCost = g.get(infs.get(0)) - value;
bestCost *= bestCost;
for (Iterator i = infs.iterator(); i.hasNext();) {
AmigaDisplayInfo inf = i.next();
int iv = g.get(inf);
if (iv != value) {
i.remove();
}
float icost = iv - value;
icost *= icost;
if (icost < bestCost) {
bestInfs.clear();
bestCost = icost;
} else if (icost == bestCost) {
bestInfs.add(inf);
}
}
if (infs.isEmpty()) {
infs.addAll(bestInfs);
}
}
private static void reduceListIntegerOnlyTakeIfSmaller(int value, InfGetter g, ArrayList infs) {
reduceListInteger(value, g, infs);
for (Iterator i = infs.iterator(); i.hasNext();) {
AmigaDisplayInfo inf = i.next();
int iv = g.get(inf);
if (value > iv) {
i.remove();
}
}
}
private static void reduceListBoolean(boolean value, InfGetter g, ArrayList infs) {
for (Iterator i = infs.iterator(); i.hasNext();) {
AmigaDisplayInfo inf = i.next();
boolean iv = g.get(inf);
if (iv != value) {
i.remove();
}
}
}
}
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