std::string PFBlock::shortName() const {
// constructs a short summary name for blocks allowing sorting based on contents
// eg 'E1H1T2' for a block with 1 ecal, 1 hcal, 2 tracks
std::string shortName = "";
if (countEcal()) shortName = shortName + "E" + std::to_string(countEcal());
if (countHcal()) shortName = shortName + "H" + std::to_string(countHcal());
if (countTracks()) shortName = shortName + "T" + std::to_string(countTracks());
return shortName;
}
/*
* Class: com_joshlong_cdworld_utils_cdda_AudioCompactDisc
* Method: _countTracksOnAudioCompactDisc
* Signature: (Ljava/lang/String;)I
*/
JNIEXPORT jint JNICALL Java_com_joshlong_cdworld_utils_cdda_AudioCompactDisc__1countTracksOnAudioCompactDisc
(JNIEnv * env, jobject o, jstring deviceName) {
const char * drive = (*env).GetStringUTFChars( deviceName, NULL) ;
int driveNo =atoi( drive);
jint cnt = (jint)countTracks(driveNo) ;
(*env).ReleaseStringUTFChars(deviceName,drive);
return cnt;
}
sp<MediaSource>
RtspExtractor::getTrack(size_t index)
{
NS_ENSURE_TRUE(index < countTracks(), nullptr);
sp<MetaData> meta = getTrackMetaData(index);
sp<MediaSource> source = new RtspMediaSource(mRtspResource,
index,
FRAME_DEFAULT_SIZE,
meta);
return source;
}
sp<MetaData>
RtspExtractor::getTrackMetaData(size_t index, uint32_t flag)
{
NS_ENSURE_TRUE(index < countTracks(), nullptr);
sp<MetaData> meta = new MetaData();
nsCOMPtr<nsIStreamingProtocolMetaData> rtspMetadata;
mController->GetTrackMetaData(index, getter_AddRefs(rtspMetadata));
if (rtspMetadata) {
// Convert msMeta into meta.
// The getter function of nsIStreamingProtocolMetaData will initialize the
// metadata values to 0 before setting them.
nsCString mime;
rtspMetadata->GetMimeType(mime);
meta->setCString(kKeyMIMEType, mime.get());
uint32_t temp32;
rtspMetadata->GetWidth(&temp32);
meta->setInt32(kKeyWidth, temp32);
rtspMetadata->GetHeight(&temp32);
meta->setInt32(kKeyHeight, temp32);
rtspMetadata->GetSampleRate(&temp32);
meta->setInt32(kKeySampleRate, temp32);
rtspMetadata->GetChannelCount(&temp32);
meta->setInt32(kKeyChannelCount, temp32);
uint64_t temp64;
rtspMetadata->GetDuration(&temp64);
meta->setInt64(kKeyDuration, temp64);
nsCString tempCString;
rtspMetadata->GetEsdsData(tempCString);
if (tempCString.Length()) {
meta->setData(kKeyESDS, 0, tempCString.get(), tempCString.Length());
}
rtspMetadata->GetAvccData(tempCString);
if (tempCString.Length()) {
meta->setData(kKeyAVCC, 0, tempCString.get(), tempCString.Length());
}
}
return meta;
}
std::string PFBlock::info() const {
fmt::MemoryWriter out;
out.write("{:8} :{:9}: ecals = {} hcals = {} tracks = {}", shortName(), Id::pretty(m_uniqueId), countEcal(),
countHcal(), countTracks());
return out.str();
}
