本文整理汇总了Java中com.google.android.exoplayer2.text.Cue.LINE_TYPE_FRACTION属性的典型用法代码示例。如果您正苦于以下问题：Java Cue.LINE_TYPE_FRACTION属性的具体用法？Java Cue.LINE_TYPE_FRACTION怎么用？Java Cue.LINE_TYPE_FRACTION使用的例子？那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类com.google.android.exoplayer2.text.Cue的用法示例。
在下文中一共展示了Cue.LINE_TYPE_FRACTION属性的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: decode
@Override
protected Subtitle decode(byte[] bytes, int length, boolean reset)
throws SubtitleDecoderException {
parsableByteArray.reset(bytes, length);
String cueTextString = readSubtitleText(parsableByteArray);
if (cueTextString.isEmpty()) {
return Tx3gSubtitle.EMPTY;
}
// Attach default styles.
SpannableStringBuilder cueText = new SpannableStringBuilder(cueTextString);
attachFontFace(cueText, defaultFontFace, DEFAULT_FONT_FACE, 0, cueText.length(),
SPAN_PRIORITY_LOW);
attachColor(cueText, defaultColorRgba, DEFAULT_COLOR, 0, cueText.length(),
SPAN_PRIORITY_LOW);
attachFontFamily(cueText, defaultFontFamily, DEFAULT_FONT_FAMILY, 0, cueText.length(),
SPAN_PRIORITY_LOW);
float verticalPlacement = defaultVerticalPlacement;
// Find and attach additional styles.
while (parsableByteArray.bytesLeft() >= SIZE_ATOM_HEADER) {
int position = parsableByteArray.getPosition();
int atomSize = parsableByteArray.readInt();
int atomType = parsableByteArray.readInt();
if (atomType == TYPE_STYL) {
assertTrue(parsableByteArray.bytesLeft() >= SIZE_SHORT);
int styleRecordCount = parsableByteArray.readUnsignedShort();
for (int i = 0; i < styleRecordCount; i++) {
applyStyleRecord(parsableByteArray, cueText);
}
} else if (atomType == TYPE_TBOX && customVerticalPlacement) {
assertTrue(parsableByteArray.bytesLeft() >= SIZE_SHORT);
int requestedVerticalPlacement = parsableByteArray.readUnsignedShort();
verticalPlacement = (float) requestedVerticalPlacement / calculatedVideoTrackHeight;
verticalPlacement = Util.constrainValue(verticalPlacement, 0.0f, 0.95f);
}
parsableByteArray.setPosition(position + atomSize);
}
return new Tx3gSubtitle(new Cue(cueText, null, verticalPlacement, Cue.LINE_TYPE_FRACTION,
Cue.ANCHOR_TYPE_START, Cue.DIMEN_UNSET, Cue.TYPE_UNSET, Cue.DIMEN_UNSET));
}
示例2: build
public Cea708Cue build() {
if (isEmpty()) {
// The cue is empty.
return null;
}
SpannableStringBuilder cueString = new SpannableStringBuilder();
// Add any rolled up captions, separated by new lines.
for (int i = 0; i < rolledUpCaptions.size(); i++) {
cueString.append(rolledUpCaptions.get(i));
cueString.append('\n');
}
// Add the current line.
cueString.append(buildSpannableString());
// TODO: Add support for right-to-left languages (i.e. where right would correspond to normal
// alignment).
Alignment alignment;
switch (justification) {
case JUSTIFICATION_FULL:
// TODO: Add support for full justification.
case JUSTIFICATION_LEFT:
alignment = Alignment.ALIGN_NORMAL;
break;
case JUSTIFICATION_RIGHT:
alignment = Alignment.ALIGN_OPPOSITE;
break;
case JUSTIFICATION_CENTER:
alignment = Alignment.ALIGN_CENTER;
break;
default:
throw new IllegalArgumentException("Unexpected justification value: " + justification);
}
float position;
float line;
if (relativePositioning) {
position = (float) horizontalAnchor / RELATIVE_CUE_SIZE;
line = (float) verticalAnchor / RELATIVE_CUE_SIZE;
} else {
position = (float) horizontalAnchor / HORIZONTAL_SIZE;
line = (float) verticalAnchor / VERTICAL_SIZE;
}
// Apply screen-edge padding to the line and position.
position = (position * 0.9f) + 0.05f;
line = (line * 0.9f) + 0.05f;
// anchorId specifies where the anchor should be placed on the caption cue/window. The 9
// possible configurations are as follows:
// 0-----1-----2
// | |
// 3 4 5
// | |
// 6-----7-----8
@AnchorType int verticalAnchorType;
if (anchorId % 3 == 0) {
verticalAnchorType = Cue.ANCHOR_TYPE_START;
} else if (anchorId % 3 == 1) {
verticalAnchorType = Cue.ANCHOR_TYPE_MIDDLE;
} else {
verticalAnchorType = Cue.ANCHOR_TYPE_END;
}
// TODO: Add support for right-to-left languages (i.e. where start is on the right).
@AnchorType int horizontalAnchorType;
if (anchorId / 3 == 0) {
horizontalAnchorType = Cue.ANCHOR_TYPE_START;
} else if (anchorId / 3 == 1) {
horizontalAnchorType = Cue.ANCHOR_TYPE_MIDDLE;
} else {
horizontalAnchorType = Cue.ANCHOR_TYPE_END;
}
boolean windowColorSet = (windowFillColor != COLOR_SOLID_BLACK);
return new Cea708Cue(cueString, alignment, line, Cue.LINE_TYPE_FRACTION, verticalAnchorType,
position, horizontalAnchorType, Cue.DIMEN_UNSET, windowColorSet, windowFillColor,
priority);
}