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Add jdoc to SSA parsePosition(..) method

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This commit is contained in:
Arnold Szabo 2019-10-30 22:58:32 +02:00
parent 3b741e591f
commit 86efd1944e
1 changed files with 9 additions and 3 deletions
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12
library/core/src/main/java/com/google/android/exoplayer2/text/ssa/SsaDecoder.java
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@ -204,7 +204,6 @@ public final class SsaDecoder extends SimpleSubtitleDecoder {
} }
} }
// Parse \pos{x,y} attribute
PointF position = parsePosition(lineValues[formatTextIndex]); PointF position = parsePosition(lineValues[formatTextIndex]);
String text = lineValues[formatTextIndex] String text = lineValues[formatTextIndex]
@ -285,10 +284,17 @@ public final class SsaDecoder extends SimpleSubtitleDecoder {
return timestampUs; return timestampUs;
} }
/**
* Parses the position of an SSA dialogue line.
* The attribute is expected to be in this form: "\pos{x,y}".
*
* @param line The string to parse.
* @return The parsed position.
*/
@Nullable @Nullable
public static PointF parsePosition(String line){ private static PointF parsePosition(String line) {
Matcher matcher = SSA_POSITION_PATTERN.matcher(line); Matcher matcher = SSA_POSITION_PATTERN.matcher(line);
if(!matcher.find()){ if (!matcher.find()) {
return null; return null;
} }
float x = Float.parseFloat(matcher.group(1)); float x = Float.parseFloat(matcher.group(1));