status_t TimedTextSRTSource::read(
int64_t *startTimeUs,
int64_t *endTimeUs,
Parcel *parcel,
const MediaSource::ReadOptions *options) {
#ifdef MTK_SUBTITLE_SUPPORT
MagicString text("", mFileEncodeType);
status_t err = getText(options, &text, startTimeUs, endTimeUs);
if (err != OK) {
return err;
}
// CHECK_GE(*startTimeUs, 0);
extractAndAppendLocalDescriptions(*startTimeUs, text, parcel);
return OK;
#else
AString text;
status_t err = getText(options, &text, startTimeUs, endTimeUs);
if (err != OK) {
return err;
}
CHECK_GE(*startTimeUs, 0);
extractAndAppendLocalDescriptions(*startTimeUs, text, parcel);
return OK;
#endif
}
status_t TimedTextVOBSUBSource::read(
int64_t *startTimeUs, int64_t *endTimeUs, Parcel *parcel,
const MediaSource::ReadOptions *options)
{
MediaBuffer *textBuffer = NULL;
uint32_t type;
const int *paletteData;
size_t paletteDataSize = 0;
status_t err = mSource->read(&textBuffer, options);
if (err != OK)
{
ALOGE("mSource->read() failed, error code %d\n", err);
return err;
}
CHECK(textBuffer != NULL);
textBuffer->meta_data()->findInt64(kKeyTime, startTimeUs);
char * content = (char *)textBuffer->data();
size_t size = textBuffer->size();
CHECK_GE(*startTimeUs, 0);
mSubParser->stInit(content, size);
do
{
err = mSubParser->stParseControlPacket();
if (err != OK)
break;
if (mSubParser->m_iDataPacketSize <= 4)
break;
if (err != OK)
break;
err = mSubParser->stParseDataPacket(NULL, 0);
if (err != OK)
break;
//*startTimeUs = (int64_t)(mSubParser->m_iBeginTime);
ALOGE("Call extractAndAppendLocalDescriptions, send data to \n");
extractAndAppendLocalDescriptions(*startTimeUs, textBuffer, parcel);
}
while (false);
textBuffer->release();
*endTimeUs = -1;
mSubParser->incTmpFileIdx();
ALOGE("read() finished\n");
return OK;
}
status_t TimedTextSRTSource::read(
int64_t *startTimeUs,
int64_t *endTimeUs,
Parcel *parcel,
const MediaSource::ReadOptions *options) {
AString text;
status_t err = getText(options, &text, startTimeUs, endTimeUs);
if (err != OK) {
return err;
}
CHECK_GE(*startTimeUs, 0);
extractAndAppendLocalDescriptions(*startTimeUs, text, parcel);
return OK;
}
status_t TimedTextVOBSUBSource::parse(
uint8_t* text,
size_t size,
int64_t startTimeUs,
int64_t endTimeUs,
Parcel *parcel)
{
MediaBuffer *textBuffer = new MediaBuffer(text,size);
uint32_t type;
status_t err;
const int *paletteData;
size_t paletteDataSize = 0;
CHECK(textBuffer != NULL);
mSubParser->stInit(text, size);
do
{
err = mSubParser->stParseControlPacket();
if (err != OK)
break;
if (mSubParser->m_iDataPacketSize <= 4)
break;
if (err != OK)
break;
err = mSubParser->stParseDataPacket(NULL, 0);
if (err != OK)
break;
//*startTimeUs = (int64_t)(mSubParser->m_iBeginTime);
ALOGE("Call extractAndAppendLocalDescriptions, send data to \n");
extractAndAppendLocalDescriptions(startTimeUs, textBuffer, parcel);
}
while (false);
textBuffer->release();
mSubParser->incTmpFileIdx();
ALOGE("read() finished\n");
return OK;
}
status_t TimedTextSSASource::parse(
uint8_t* text,
size_t size,
int64_t startTimeUs,
int64_t endTimeUs,
Parcel *parcel)
{
ALOGE("[--dbg--] ass parse satart");
MediaBuffer *textBuffer = new MediaBuffer(text,size);
CHECK(textBuffer != NULL);
ALOGE("[--dbg--] ass parse sTime=%lld, eTime=%lld", startTimeUs, endTimeUs);
extractAndAppendLocalDescriptions(startTimeUs, textBuffer, parcel);
textBuffer->release();
return OK;
}
status_t TimedTextASSSource::in_read(
int64_t *startTimeUs, int64_t *endTimeUs, Parcel *parcel,
const MediaSource::ReadOptions *options) {
MediaBuffer *textBuffer = NULL;
status_t err = mInSource->read(&textBuffer, options);
if (err != OK) {
return err;
}
CHECK(textBuffer != NULL);
textBuffer->meta_data()->findInt64(kKeyTime, startTimeUs);
textBuffer->meta_data()->findInt64(kKeyDriftTime, endTimeUs);
//CHECK_GE(*startTimeUs, 0);
ALOGE("[--dbg--] ass internal subtitle in_read sTime=%lld, eTime=%lld", *startTimeUs, *endTimeUs);
extractAndAppendLocalDescriptions(*startTimeUs, textBuffer, parcel);
textBuffer->release();
return OK;
}
status_t TimedText3GPPSource::read(
int64_t *startTimeUs, int64_t *endTimeUs, Parcel *parcel,
const MediaSource::ReadOptions *options) {
MediaBuffer *textBuffer = NULL;
status_t err = mSource->read(&textBuffer, options);
if (err != OK) {
return err;
}
CHECK(textBuffer != NULL);
textBuffer->meta_data()->findInt64(kKeyTime, startTimeUs);
CHECK_GE(*startTimeUs, 0);
#ifndef ANDROID_DEFAULT_CODE
if (options != NULL) {
ALOGI("seek done, startTimeUs:%lld", *startTimeUs);
}
#endif
extractAndAppendLocalDescriptions(*startTimeUs, textBuffer, parcel);
textBuffer->release();
// endTimeUs is a dummy parameter for 3gpp timed text format.
// Set a negative value to it to mark it is unavailable.
*endTimeUs = -1;
return OK;
}
/**
*
*bugfix for BUG00161497.android original does not support unicode encoded subtitle ,so we need values convert before display subtitle
*
************************************
*
*ActionsCode(author:sunchengzhi, change_code)
*/
status_t TimedTextSRTSource::read(
int64_t *startTimeUs,
int64_t *endTimeUs,
Parcel *parcel,
const MediaSource::ReadOptions *options) {
AString text;
status_t err = getText(options, &text, startTimeUs, endTimeUs);
if (err != OK) {
return err;
}
//ActionsCode(author:sunchengzhi, bugfix BUG00161497)
int encoding;
char mLocaleEncoding[MAX_SUB_LINE_LEN];
char textbuf[MAX_SUB_LINE_LEN];
encoding= subEncodingDetect(text.c_str());
encodingEnumToString(encoding,mLocaleEncoding);
if (convertValues(text.c_str(),mLocaleEncoding,textbuf) < 0) {
return ERROR_MALFORMED;
}
text = textbuf;
CHECK_GE(*startTimeUs, 0);
extractAndAppendLocalDescriptions(*startTimeUs, text, parcel);
return OK;
}
status_t TimedTextMatroskaSource::read(
int64_t *startTimeUs, int64_t *endTimeUs, Parcel *parcel,
const MediaSource::ReadOptions *options) {
MediaBuffer *textBuffer = NULL;
status_t err = mSource->read(&textBuffer, options);
if (err != OK) {
return err;
}
if (textBuffer == NULL) {
/* let TextPlayer do read after post some time. */
return WOULD_BLOCK;
}
if (textBuffer->range_length() ==0) {
/* let TextPlayer do read after post some time. */
textBuffer->release();
return WOULD_BLOCK;
}
int64_t curSysTimeUs = GetSysTimeUs();
if ((mPreGetFrmTimeUs >0) &&
abs(curSysTimeUs - mPreGetFrmTimeUs) <SEND_MKV_TIMED_TEXT_MIN_DELTA_US) {
/* skip this frame */
textBuffer->release();
return WOULD_BLOCK;
}
if (mPreGetFrmTimeUs == -1) {
mPreGetFrmTimeUs = curSysTimeUs;
}
int32_t durMs = 0;
*startTimeUs = 0;
*endTimeUs = 0;
textBuffer->meta_data()->findInt64(kKeyTime, startTimeUs);
textBuffer->meta_data()->findInt32(kKeySubtitleDuration, &durMs);
*endTimeUs = *startTimeUs + durMs*1000;
CHECK_GE(*startTimeUs, 0);
if ((mTimedMkvSource.srcMimeType == MKV_TIMED_SRC_MIME_VOBSUB) && mObserver) {
mObserver->notifyObserver(MKV_TIMED_MSG_VOBSUB_GET, textBuffer);
} else {
extractAndAppendLocalDescriptions(*startTimeUs, textBuffer, parcel);
}
ALOGV("read one mkv text frame, size: %d, timeUs: %lld, durMs: %d",
textBuffer->range_length(), *startTimeUs, durMs);
mPreGetFrmTimeUs = curSysTimeUs;
textBuffer->release();
// endTimeUs is a dummy parameter for Matroska timed text format.
// Set a negative value to it to mark it is unavailable.
return OK;
}
