本文整理汇总了Java中com.google.android.exoplayer2.C.TRACK_TYPE_UNKNOWN属性的典型用法代码示例。如果您正苦于以下问题：Java C.TRACK_TYPE_UNKNOWN属性的具体用法？Java C.TRACK_TYPE_UNKNOWN怎么用？Java C.TRACK_TYPE_UNKNOWN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.C的用法示例。
在下文中一共展示了C.TRACK_TYPE_UNKNOWN属性的3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: parseHdlr
/**
* Parses an hdlr atom.
*
* @param hdlr The hdlr atom to decode.
* @return The track type.
*/
private static int parseHdlr(ParsableByteArray hdlr) {
hdlr.setPosition(Atom.FULL_HEADER_SIZE + 4);
int trackType = hdlr.readInt();
if (trackType == TYPE_soun) {
return C.TRACK_TYPE_AUDIO;
} else if (trackType == TYPE_vide) {
return C.TRACK_TYPE_VIDEO;
} else if (trackType == TYPE_text || trackType == TYPE_sbtl || trackType == TYPE_subt
|| trackType == TYPE_clcp) {
return C.TRACK_TYPE_TEXT;
} else if (trackType == TYPE_meta) {
return C.TRACK_TYPE_METADATA;
} else {
return C.TRACK_TYPE_UNKNOWN;
}
}
示例2: getTrackType
/**
* Returns the {@link C}{@code .TRACK_TYPE_*} constant that corresponds to a specified mime type.
* {@link C#TRACK_TYPE_UNKNOWN} if the mime type is not known or the mapping cannot be
* established.
*
* @param mimeType The mimeType.
* @return The {@link C}{@code .TRACK_TYPE_*} constant that corresponds to a specified mime type.
*/
public static int getTrackType(String mimeType) {
if (TextUtils.isEmpty(mimeType)) {
return C.TRACK_TYPE_UNKNOWN;
} else if (isAudio(mimeType)) {
return C.TRACK_TYPE_AUDIO;
} else if (isVideo(mimeType)) {
return C.TRACK_TYPE_VIDEO;
} else if (isText(mimeType) || APPLICATION_CEA608.equals(mimeType)
|| APPLICATION_CEA708.equals(mimeType) || APPLICATION_MP4CEA608.equals(mimeType)
|| APPLICATION_SUBRIP.equals(mimeType) || APPLICATION_TTML.equals(mimeType)
|| APPLICATION_TX3G.equals(mimeType) || APPLICATION_MP4VTT.equals(mimeType)
|| APPLICATION_RAWCC.equals(mimeType) || APPLICATION_VOBSUB.equals(mimeType)
|| APPLICATION_PGS.equals(mimeType) || APPLICATION_DVBSUBS.equals(mimeType)) {
return C.TRACK_TYPE_TEXT;
} else if (APPLICATION_ID3.equals(mimeType)
|| APPLICATION_EMSG.equals(mimeType)
|| APPLICATION_SCTE35.equals(mimeType)
|| APPLICATION_CAMERA_MOTION.equals(mimeType)) {
return C.TRACK_TYPE_METADATA;
} else {
return C.TRACK_TYPE_UNKNOWN;
}
}
示例3: parseTrak
/**
* Parses a trak atom (defined in 14496-12).
*
* @param trak Atom to decode.
* @param mvhd Movie header atom, used to get the timescale.
* @param duration The duration in units of the timescale declared in the mvhd atom, or
* {@link C#TIME_UNSET} if the duration should be parsed from the tkhd atom.
* @param drmInitData {@link DrmInitData} to be included in the format.
* @param isQuickTime True for QuickTime media. False otherwise.
* @return A {@link Track} instance, or {@code null} if the track's type isn't supported.
*/
public static Track parseTrak(Atom.ContainerAtom trak, Atom.LeafAtom mvhd, long duration,
DrmInitData drmInitData, boolean isQuickTime) throws ParserException {
Atom.ContainerAtom mdia = trak.getContainerAtomOfType(Atom.TYPE_mdia);
int trackType = parseHdlr(mdia.getLeafAtomOfType(Atom.TYPE_hdlr).data);
if (trackType == C.TRACK_TYPE_UNKNOWN) {
return null;
}
TkhdData tkhdData = parseTkhd(trak.getLeafAtomOfType(Atom.TYPE_tkhd).data);
if (duration == C.TIME_UNSET) {
duration = tkhdData.duration;
}
long movieTimescale = parseMvhd(mvhd.data);
long durationUs;
if (duration == C.TIME_UNSET) {
durationUs = C.TIME_UNSET;
} else {
durationUs = Util.scaleLargeTimestamp(duration, C.MICROS_PER_SECOND, movieTimescale);
}
Atom.ContainerAtom stbl = mdia.getContainerAtomOfType(Atom.TYPE_minf)
.getContainerAtomOfType(Atom.TYPE_stbl);
Pair<Long, String> mdhdData = parseMdhd(mdia.getLeafAtomOfType(Atom.TYPE_mdhd).data);
StsdData stsdData = parseStsd(stbl.getLeafAtomOfType(Atom.TYPE_stsd).data, tkhdData.id,
tkhdData.rotationDegrees, mdhdData.second, drmInitData, isQuickTime);
Pair<long[], long[]> edtsData = parseEdts(trak.getContainerAtomOfType(Atom.TYPE_edts));
return stsdData.format == null ? null
: new Track(tkhdData.id, trackType, mdhdData.first, movieTimescale, durationUs,
stsdData.format, stsdData.requiredSampleTransformation, stsdData.trackEncryptionBoxes,
stsdData.nalUnitLengthFieldLength, edtsData.first, edtsData.second);
}