929 lines
29 KiB
C++
929 lines
29 KiB
C++
#include "mp4_adobe.h"
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namespace MP4 {
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ABST::ABST() {
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memcpy(data + 4, "abst", 4);
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setVersion(0);
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setFlags(0);
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setBootstrapinfoVersion(0);
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setProfile(0);
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setLive(1);
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setUpdate(0);
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setTimeScale(1000);
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setCurrentMediaTime(0);
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setSmpteTimeCodeOffset(0);
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std::string empty;
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setMovieIdentifier(empty);
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setInt8(0, 30); //set serverentrycount to 0
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setInt8(0, 31); //set qualityentrycount to 0
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setDrmData(empty);
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setMetaData(empty);
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}
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void ABST::setVersion(char newVersion) {
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setInt8(newVersion, 0);
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}
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char ABST::getVersion() {
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return getInt8(0);
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}
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void ABST::setFlags(uint32_t newFlags) {
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setInt24(newFlags, 1);
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}
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uint32_t ABST::getFlags() {
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return getInt24(1);
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}
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void ABST::setBootstrapinfoVersion(uint32_t newVersion) {
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setInt32(newVersion, 4);
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}
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uint32_t ABST::getBootstrapinfoVersion() {
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return getInt32(4);
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}
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void ABST::setProfile(char newProfile) {
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//profile = bit 1 and 2 of byte 8.
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setInt8((getInt8(8) & 0x3F) + ((newProfile & 0x03) << 6), 8);
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}
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char ABST::getProfile() {
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return (getInt8(8) & 0xC0);
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}
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;
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void ABST::setLive(bool newLive) {
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//live = bit 4 of byte 8.
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setInt8((getInt8(8) & 0xDF) + (newLive ? 0x10 : 0), 8);
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}
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bool ABST::getLive() {
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return (getInt8(8) & 0x10);
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}
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void ABST::setUpdate(bool newUpdate) {
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//update = bit 5 of byte 8.
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setInt8((getInt8(8) & 0xEF) + (newUpdate ? 0x08 : 0), 8);
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}
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bool ABST::getUpdate() {
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return (getInt8(8) & 0x08);
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}
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void ABST::setTimeScale(uint32_t newScale) {
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setInt32(newScale, 9);
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}
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uint32_t ABST::getTimeScale() {
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return getInt32(9);
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}
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void ABST::setCurrentMediaTime(uint64_t newTime) {
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setInt64(newTime, 13);
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}
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uint64_t ABST::getCurrentMediaTime() {
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return getInt64(13);
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}
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void ABST::setSmpteTimeCodeOffset(uint64_t newTime) {
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setInt64(newTime, 21);
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}
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uint64_t ABST::getSmpteTimeCodeOffset() {
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return getInt64(21);
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}
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void ABST::setMovieIdentifier(std::string & newIdentifier) {
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setString(newIdentifier, 29);
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}
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char * ABST::getMovieIdentifier() {
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return getString(29);
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}
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uint32_t ABST::getServerEntryCount() {
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int countLoc = 29 + getStringLen(29) + 1;
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return getInt8(countLoc);
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}
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void ABST::setServerEntry(std::string & newEntry, uint32_t no) {
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int countLoc = 29 + getStringLen(29) + 1;
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int tempLoc = countLoc + 1;
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//attempt to reach the wanted position
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unsigned int i;
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for (i = 0; i < getInt8(countLoc) && i < no; ++i) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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//we are now either at the end, or at the right position
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//let's reserve any unreserved space...
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if (no + 1 > getInt8(countLoc)) {
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int amount = no + 1 - getInt8(countLoc);
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if (!reserve(payloadOffset + tempLoc, 0, amount)) {
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return;
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};
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memset(data + payloadOffset + tempLoc, 0, amount);
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setInt8(no + 1, countLoc); //set new qualityEntryCount
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tempLoc += no - i;
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}
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//now, tempLoc is at position for string number no, and we have at least 1 byte reserved.
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setString(newEntry, tempLoc);
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}
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///\return Empty string if no > serverEntryCount(), serverEntry[no] otherwise.
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const char * ABST::getServerEntry(uint32_t no) {
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if (no + 1 > getServerEntryCount()) {
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return "";
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}
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int tempLoc = 29 + getStringLen(29) + 1 + 1; //position of first entry
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for (unsigned int i = 0; i < no; i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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return getString(tempLoc);
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}
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uint32_t ABST::getQualityEntryCount() {
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int countLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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countLoc += getStringLen(countLoc) + 1;
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}
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return getInt8(countLoc);
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}
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void ABST::setQualityEntry(std::string & newEntry, uint32_t no) {
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int countLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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countLoc += getStringLen(countLoc) + 1;
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}
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int tempLoc = countLoc + 1;
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//attempt to reach the wanted position
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unsigned int i;
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for (i = 0; i < getInt8(countLoc) && i < no; ++i) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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//we are now either at the end, or at the right position
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//let's reserve any unreserved space...
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if (no + 1 > getInt8(countLoc)) {
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int amount = no + 1 - getInt8(countLoc);
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if (!reserve(payloadOffset + tempLoc, 0, amount)) {
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return;
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};
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memset(data + payloadOffset + tempLoc, 0, amount);
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setInt8(no + 1, countLoc); //set new qualityEntryCount
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tempLoc += no - i;
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}
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//now, tempLoc is at position for string number no, and we have at least 1 byte reserved.
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setString(newEntry, tempLoc);
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}
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const char * ABST::getQualityEntry(uint32_t no) {
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if (no > getQualityEntryCount()) {
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return "";
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}
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int tempLoc = 29 + getStringLen(29) + 1 + 1; //position of serverentries;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc += 1; //first qualityentry
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for (unsigned int i = 0; i < no; i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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return getString(tempLoc);
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}
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void ABST::setDrmData(std::string newDrm) {
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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setString(newDrm, tempLoc);
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}
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char * ABST::getDrmData() {
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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return getString(tempLoc);
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}
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void ABST::setMetaData(std::string newMetaData) {
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc += getStringLen(tempLoc) + 1;
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setString(newMetaData, tempLoc);
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}
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char * ABST::getMetaData() {
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc += getStringLen(tempLoc) + 1;
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return getString(tempLoc);
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}
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uint32_t ABST::getSegmentRunTableCount() {
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc += getStringLen(tempLoc) + 1; //DrmData
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tempLoc += getStringLen(tempLoc) + 1; //MetaData
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return getInt8(tempLoc);
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}
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void ABST::setSegmentRunTable(ASRT & newSegment, uint32_t no) {
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc += getStringLen(tempLoc) + 1; //DrmData
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tempLoc += getStringLen(tempLoc) + 1; //MetaData
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int countLoc = tempLoc;
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tempLoc++; //skip segmentRuntableCount
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//attempt to reach the wanted position
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unsigned int i;
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for (i = 0; i < getInt8(countLoc) && i < no; ++i) {
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tempLoc += getBoxLen(tempLoc);
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}
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//we are now either at the end, or at the right position
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//let's reserve any unreserved space...
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if (no + 1 > getInt8(countLoc)) {
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int amount = no + 1 - getInt8(countLoc);
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if (!reserve(payloadOffset + tempLoc, 0, amount * 8)) {
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return;
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};
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//set empty erro boxes as contents
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for (int j = 0; j < amount; ++j) {
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memcpy(data + payloadOffset + tempLoc + j * 8, "\000\000\000\010erro", 8);
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}
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setInt8(no + 1, countLoc); //set new count
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tempLoc += (no - i) * 8;
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}
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//now, tempLoc is at position for string number no, and we have at least an erro box reserved.
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setBox(newSegment, tempLoc);
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}
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ASRT & ABST::getSegmentRunTable(uint32_t no) {
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static Box result;
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if (no > getSegmentRunTableCount()) {
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static Box res;
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return (ASRT &)res;
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}
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc += getStringLen(tempLoc) + 1; //DrmData
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tempLoc += getStringLen(tempLoc) + 1; //MetaData
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tempLoc++; //segmentRuntableCount
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for (unsigned int i = 0; i < no; ++i) {
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tempLoc += getBoxLen(tempLoc);
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}
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return (ASRT &)getBox(tempLoc);
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}
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uint32_t ABST::getFragmentRunTableCount() {
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc += getStringLen(tempLoc) + 1; //DrmData
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tempLoc += getStringLen(tempLoc) + 1; //MetaData
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for (unsigned int i = getInt8(tempLoc++); i != 0; --i) {
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tempLoc += getBoxLen(tempLoc);
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}
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return getInt8(tempLoc);
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}
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void ABST::setFragmentRunTable(AFRT & newFragment, uint32_t no) {
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc += getStringLen(tempLoc) + 1; //DrmData
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tempLoc += getStringLen(tempLoc) + 1; //MetaData
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for (unsigned int i = getInt8(tempLoc++); i != 0; --i) {
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tempLoc += getBoxLen(tempLoc);
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}
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int countLoc = tempLoc;
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tempLoc++;
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//attempt to reach the wanted position
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unsigned int i;
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for (i = 0; i < getInt8(countLoc) && i < no; ++i) {
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tempLoc += getBoxLen(tempLoc);
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}
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//we are now either at the end, or at the right position
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//let's reserve any unreserved space...
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if (no + 1 > getInt8(countLoc)) {
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unsigned int amount = no + 1 - getInt8(countLoc);
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if (!reserve(payloadOffset + tempLoc, 0, amount * 8)) {
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return;
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};
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//set empty erro boxes as contents
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for (unsigned int j = 0; j < amount; ++j) {
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memcpy(data + payloadOffset + tempLoc + j * 8, "\000\000\000\010erro", 8);
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}
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setInt8(no + 1, countLoc); //set new count
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tempLoc += (no - i) * 8;
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}
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//now, tempLoc is at position for string number no, and we have at least 1 byte reserved.
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setBox(newFragment, tempLoc);
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}
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AFRT & ABST::getFragmentRunTable(uint32_t no) {
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static Box result;
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if (no >= getFragmentRunTableCount()) {
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static Box res;
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return (AFRT &)res;
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}
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uint32_t tempLoc = 29 + getStringLen(29) + 1 + 1;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc++;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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tempLoc += getStringLen(tempLoc) + 1;
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}
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tempLoc += getStringLen(tempLoc) + 1; //DrmData
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tempLoc += getStringLen(tempLoc) + 1; //MetaData
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for (unsigned int i = getInt8(tempLoc++); i != 0; --i) {
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tempLoc += getBoxLen(tempLoc);
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}
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tempLoc++;
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for (unsigned int i = 0; i < no; i++) {
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tempLoc += getBoxLen(tempLoc);
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}
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return (AFRT &)getBox(tempLoc);
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}
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std::string ABST::toPrettyString(uint32_t indent) {
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std::stringstream r;
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r << std::string(indent, ' ') << "[abst] Bootstrap Info (" << boxedSize() << ")" << std::endl;
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r << std::string(indent + 1, ' ') << "Version " << (int)getVersion() << std::endl;
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r << std::string(indent + 1, ' ') << "BootstrapinfoVersion " << getBootstrapinfoVersion() << std::endl;
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r << std::string(indent + 1, ' ') << "Profile " << (int)getProfile() << std::endl;
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if (getLive()) {
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r << std::string(indent + 1, ' ') << "Live" << std::endl;
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} else {
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r << std::string(indent + 1, ' ') << "Recorded" << std::endl;
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}
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if (getUpdate()) {
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r << std::string(indent + 1, ' ') << "Update" << std::endl;
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} else {
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r << std::string(indent + 1, ' ') << "Replacement or new table" << std::endl;
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}
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r << std::string(indent + 1, ' ') << "Timescale " << getTimeScale() << std::endl;
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r << std::string(indent + 1, ' ') << "CurrMediaTime " << getCurrentMediaTime() << std::endl;
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r << std::string(indent + 1, ' ') << "SmpteTimeCodeOffset " << getSmpteTimeCodeOffset() << std::endl;
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r << std::string(indent + 1, ' ') << "MovieIdentifier " << getMovieIdentifier() << std::endl;
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r << std::string(indent + 1, ' ') << "ServerEntryTable (" << getServerEntryCount() << ")" << std::endl;
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for (unsigned int i = 0; i < getServerEntryCount(); i++) {
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r << std::string(indent + 2, ' ') << i << ": " << getServerEntry(i) << std::endl;
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}
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r << std::string(indent + 1, ' ') << "QualityEntryTable (" << getQualityEntryCount() << ")" << std::endl;
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for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
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r << std::string(indent + 2, ' ') << i << ": " << getQualityEntry(i) << std::endl;
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}
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r << std::string(indent + 1, ' ') << "DrmData " << getDrmData() << std::endl;
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r << std::string(indent + 1, ' ') << "MetaData " << getMetaData() << std::endl;
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r << std::string(indent + 1, ' ') << "SegmentRunTableEntries (" << getSegmentRunTableCount() << ")" << std::endl;
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for (uint32_t i = 0; i < getSegmentRunTableCount(); i++) {
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r << ((Box)getSegmentRunTable(i)).toPrettyString(indent + 2);
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}
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r << std::string(indent + 1, ' ') + "FragmentRunTableEntries (" << getFragmentRunTableCount() << ")" << std::endl;
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for (uint32_t i = 0; i < getFragmentRunTableCount(); i++) {
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r << ((Box)getFragmentRunTable(i)).toPrettyString(indent + 2);
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}
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return r.str();
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}
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AFRT::AFRT() {
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memcpy(data + 4, "afrt", 4);
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setVersion(0);
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setUpdate(0);
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setTimeScale(1000);
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}
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void AFRT::setVersion(char newVersion) {
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setInt8(newVersion, 0);
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}
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uint32_t AFRT::getVersion() {
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return getInt8(0);
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}
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void AFRT::setUpdate(uint32_t newUpdate) {
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setInt24(newUpdate, 1);
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}
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uint32_t AFRT::getUpdate() {
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return getInt24(1);
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}
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void AFRT::setTimeScale(uint32_t newScale) {
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setInt32(newScale, 4);
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}
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uint32_t AFRT::getTimeScale() {
|
|
return getInt32(4);
|
|
}
|
|
|
|
uint32_t AFRT::getQualityEntryCount() {
|
|
return getInt8(8);
|
|
}
|
|
|
|
void AFRT::setQualityEntry(std::string & newEntry, uint32_t no) {
|
|
int countLoc = 8;
|
|
int tempLoc = countLoc + 1;
|
|
//attempt to reach the wanted position
|
|
unsigned int i;
|
|
for (i = 0; i < getQualityEntryCount() && i < no; ++i) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
//we are now either at the end, or at the right position
|
|
//let's reserve any unreserved space...
|
|
if (no + 1 > getQualityEntryCount()) {
|
|
int amount = no + 1 - getQualityEntryCount();
|
|
if (!reserve(payloadOffset + tempLoc, 0, amount)) {
|
|
return;
|
|
};
|
|
memset(data + payloadOffset + tempLoc, 0, amount);
|
|
setInt8(no + 1, countLoc); //set new qualityEntryCount
|
|
tempLoc += no - i;
|
|
}
|
|
//now, tempLoc is at position for string number no, and we have at least 1 byte reserved.
|
|
setString(newEntry, tempLoc);
|
|
}
|
|
|
|
const char * AFRT::getQualityEntry(uint32_t no) {
|
|
if (no + 1 > getQualityEntryCount()) {
|
|
return "";
|
|
}
|
|
int tempLoc = 9; //position of first quality entry
|
|
for (unsigned int i = 0; i < no; i++) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
return getString(tempLoc);
|
|
}
|
|
|
|
uint32_t AFRT::getFragmentRunCount() {
|
|
int tempLoc = 9;
|
|
for (unsigned int i = 0; i < getQualityEntryCount(); ++i) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
return getInt32(tempLoc);
|
|
}
|
|
|
|
void AFRT::setFragmentRun(afrt_runtable newRun, uint32_t no) {
|
|
int tempLoc = 9;
|
|
for (unsigned int i = 0; i < getQualityEntryCount(); ++i) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
int countLoc = tempLoc;
|
|
unsigned int count = getInt32(countLoc);
|
|
tempLoc += 4;
|
|
for (unsigned int i = 0; i < no; i++) {
|
|
if (i + 1 > count) {
|
|
setInt32(0, tempLoc);
|
|
setInt64(0, tempLoc + 4);
|
|
setInt32(1, tempLoc + 12);
|
|
}
|
|
if (getInt32(tempLoc + 12) == 0) {
|
|
tempLoc += 17;
|
|
} else {
|
|
tempLoc += 16;
|
|
}
|
|
}
|
|
setInt32(newRun.firstFragment, tempLoc);
|
|
setInt64(newRun.firstTimestamp, tempLoc + 4);
|
|
setInt32(newRun.duration, tempLoc + 12);
|
|
if (newRun.duration == 0) {
|
|
setInt8(newRun.discontinuity, tempLoc + 16);
|
|
}
|
|
if (count < no + 1) {
|
|
setInt32(no + 1, countLoc);
|
|
}
|
|
}
|
|
|
|
afrt_runtable AFRT::getFragmentRun(uint32_t no) {
|
|
afrt_runtable res;
|
|
if (no > getFragmentRunCount()) {
|
|
return res;
|
|
}
|
|
int tempLoc = 9;
|
|
for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
tempLoc += 4;
|
|
for (unsigned int i = 0; i < no; i++) {
|
|
if (getInt32(tempLoc + 12) == 0) {
|
|
tempLoc += 17;
|
|
} else {
|
|
tempLoc += 16;
|
|
}
|
|
}
|
|
res.firstFragment = getInt32(tempLoc);
|
|
res.firstTimestamp = getInt64(tempLoc + 4);
|
|
res.duration = getInt32(tempLoc + 12);
|
|
if (res.duration) {
|
|
res.discontinuity = getInt8(tempLoc + 16);
|
|
} else {
|
|
res.discontinuity = 0;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
std::string AFRT::toPrettyString(uint32_t indent) {
|
|
std::stringstream r;
|
|
r << std::string(indent, ' ') << "[afrt] Fragment Run Table (" << boxedSize() << ")" << std::endl;
|
|
r << std::string(indent + 1, ' ') << "Version " << (int)getVersion() << std::endl;
|
|
if (getUpdate()) {
|
|
r << std::string(indent + 1, ' ') << "Update" << std::endl;
|
|
} else {
|
|
r << std::string(indent + 1, ' ') << "Replacement or new table" << std::endl;
|
|
}
|
|
r << std::string(indent + 1, ' ') << "Timescale " << getTimeScale() << std::endl;
|
|
r << std::string(indent + 1, ' ') << "QualitySegmentUrlModifiers (" << getQualityEntryCount() << ")" << std::endl;
|
|
for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
|
|
r << std::string(indent + 2, ' ') << i << ": " << getQualityEntry(i) << std::endl;
|
|
}
|
|
r << std::string(indent + 1, ' ') << "FragmentRunEntryTable (" << getFragmentRunCount() << ")" << std::endl;
|
|
for (unsigned int i = 0; i < getFragmentRunCount(); i++) {
|
|
afrt_runtable myRun = getFragmentRun(i);
|
|
if (myRun.duration) {
|
|
r << std::string(indent + 2, ' ') << i << ": " << myRun.firstFragment << " is at " << ((double)myRun.firstTimestamp / (double)getTimeScale())
|
|
<< "s, " << ((double)myRun.duration / (double)getTimeScale()) << "s per fragment." << std::endl;
|
|
} else {
|
|
r << std::string(indent + 2, ' ') << i << ": " << myRun.firstFragment << " is at " << ((double)myRun.firstTimestamp / (double)getTimeScale())
|
|
<< "s, discontinuity type " << myRun.discontinuity << std::endl;
|
|
}
|
|
}
|
|
return r.str();
|
|
}
|
|
|
|
ASRT::ASRT() {
|
|
memcpy(data + 4, "asrt", 4);
|
|
setVersion(0);
|
|
setUpdate(0);
|
|
}
|
|
|
|
void ASRT::setVersion(char newVersion) {
|
|
setInt8(newVersion, 0);
|
|
}
|
|
|
|
uint32_t ASRT::getVersion() {
|
|
return getInt8(0);
|
|
}
|
|
|
|
void ASRT::setUpdate(uint32_t newUpdate) {
|
|
setInt24(newUpdate, 1);
|
|
}
|
|
|
|
uint32_t ASRT::getUpdate() {
|
|
return getInt24(1);
|
|
}
|
|
|
|
uint32_t ASRT::getQualityEntryCount() {
|
|
return getInt8(4);
|
|
}
|
|
|
|
void ASRT::setQualityEntry(std::string & newEntry, uint32_t no) {
|
|
int countLoc = 4;
|
|
int tempLoc = countLoc + 1;
|
|
//attempt to reach the wanted position
|
|
unsigned int i;
|
|
for (i = 0; i < getQualityEntryCount() && i < no; ++i) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
//we are now either at the end, or at the right position
|
|
//let's reserve any unreserved space...
|
|
if (no + 1 > getQualityEntryCount()) {
|
|
int amount = no + 1 - getQualityEntryCount();
|
|
if (!reserve(payloadOffset + tempLoc, 0, amount)) {
|
|
return;
|
|
};
|
|
memset(data + payloadOffset + tempLoc, 0, amount);
|
|
setInt8(no + 1, countLoc); //set new qualityEntryCount
|
|
tempLoc += no - i;
|
|
}
|
|
//now, tempLoc is at position for string number no, and we have at least 1 byte reserved.
|
|
setString(newEntry, tempLoc);
|
|
}
|
|
|
|
const char * ASRT::getQualityEntry(uint32_t no) {
|
|
if (no > getQualityEntryCount()) {
|
|
return "";
|
|
}
|
|
int tempLoc = 5; //position of qualityentry count;
|
|
for (unsigned int i = 0; i < no; i++) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
return getString(tempLoc);
|
|
}
|
|
|
|
uint32_t ASRT::getSegmentRunEntryCount() {
|
|
int tempLoc = 5; //position of qualityentry count;
|
|
for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
return getInt32(tempLoc);
|
|
}
|
|
|
|
void ASRT::setSegmentRun(uint32_t firstSegment, uint32_t fragmentsPerSegment, uint32_t no) {
|
|
int tempLoc = 5; //position of qualityentry count;
|
|
for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
int countLoc = tempLoc;
|
|
tempLoc += 4 + no * 8;
|
|
if (no + 1 > getInt32(countLoc)) {
|
|
setInt32(no + 1, countLoc); //set new qualityEntryCount
|
|
}
|
|
setInt32(firstSegment, tempLoc);
|
|
setInt32(fragmentsPerSegment, tempLoc + 4);
|
|
}
|
|
|
|
asrt_runtable ASRT::getSegmentRun(uint32_t no) {
|
|
asrt_runtable res;
|
|
if (no >= getSegmentRunEntryCount()) {
|
|
return res;
|
|
}
|
|
int tempLoc = 5; //position of qualityentry count;
|
|
for (unsigned int i = 0; i < getQualityEntryCount(); ++i) {
|
|
tempLoc += getStringLen(tempLoc) + 1;
|
|
}
|
|
tempLoc += 4 + 8 * no;
|
|
res.firstSegment = getInt32(tempLoc);
|
|
res.fragmentsPerSegment = getInt32(tempLoc + 4);
|
|
return res;
|
|
}
|
|
|
|
std::string ASRT::toPrettyString(uint32_t indent) {
|
|
std::stringstream r;
|
|
r << std::string(indent, ' ') << "[asrt] Segment Run Table (" << boxedSize() << ")" << std::endl;
|
|
r << std::string(indent + 1, ' ') << "Version " << getVersion() << std::endl;
|
|
if (getUpdate()) {
|
|
r << std::string(indent + 1, ' ') << "Update" << std::endl;
|
|
} else {
|
|
r << std::string(indent + 1, ' ') << "Replacement or new table" << std::endl;
|
|
}
|
|
r << std::string(indent + 1, ' ') << "QualityEntryTable (" << getQualityEntryCount() << ")" << std::endl;
|
|
for (unsigned int i = 0; i < getQualityEntryCount(); i++) {
|
|
r << std::string(indent + 2, ' ') << i << ": " << getQualityEntry(i) << std::endl;
|
|
}
|
|
r << std::string(indent + 1, ' ') << "SegmentRunEntryTable (" << getSegmentRunEntryCount() << ")" << std::endl;
|
|
for (unsigned int i = 0; i < getSegmentRunEntryCount(); i++) {
|
|
r << std::string(indent + 2, ' ') << i << ": First=" << getSegmentRun(i).firstSegment << ", FragmentsPerSegment="
|
|
<< getSegmentRun(i).fragmentsPerSegment << std::endl;
|
|
}
|
|
return r.str();
|
|
}
|
|
AFRA::AFRA() {
|
|
memcpy(data + 4, "afra", 4);
|
|
setInt32(0, 9); //entrycount = 0
|
|
setFlags(0);
|
|
}
|
|
|
|
void AFRA::setVersion(uint32_t newVersion) {
|
|
setInt8(newVersion, 0);
|
|
}
|
|
|
|
uint32_t AFRA::getVersion() {
|
|
return getInt8(0);
|
|
}
|
|
|
|
void AFRA::setFlags(uint32_t newFlags) {
|
|
setInt24(newFlags, 1);
|
|
}
|
|
|
|
uint32_t AFRA::getFlags() {
|
|
return getInt24(1);
|
|
}
|
|
|
|
void AFRA::setLongIDs(bool newVal) {
|
|
if (newVal) {
|
|
setInt8((getInt8(4) & 0x7F) + 0x80, 4);
|
|
} else {
|
|
setInt8((getInt8(4) & 0x7F), 4);
|
|
}
|
|
}
|
|
|
|
bool AFRA::getLongIDs() {
|
|
return getInt8(4) & 0x80;
|
|
}
|
|
|
|
void AFRA::setLongOffsets(bool newVal) {
|
|
if (newVal) {
|
|
setInt8((getInt8(4) & 0xBF) + 0x40, 4);
|
|
} else {
|
|
setInt8((getInt8(4) & 0xBF), 4);
|
|
}
|
|
}
|
|
|
|
bool AFRA::getLongOffsets() {
|
|
return getInt8(4) & 0x40;
|
|
}
|
|
|
|
void AFRA::setGlobalEntries(bool newVal) {
|
|
if (newVal) {
|
|
setInt8((getInt8(4) & 0xDF) + 0x20, 4);
|
|
} else {
|
|
setInt8((getInt8(4) & 0xDF), 4);
|
|
}
|
|
}
|
|
|
|
bool AFRA::getGlobalEntries() {
|
|
return getInt8(4) & 0x20;
|
|
}
|
|
|
|
void AFRA::setTimeScale(uint32_t newVal) {
|
|
setInt32(newVal, 5);
|
|
}
|
|
|
|
uint32_t AFRA::getTimeScale() {
|
|
return getInt32(5);
|
|
}
|
|
|
|
uint32_t AFRA::getEntryCount() {
|
|
return getInt32(9);
|
|
}
|
|
|
|
void AFRA::setEntry(afraentry newEntry, uint32_t no) {
|
|
int entrysize = 12;
|
|
if (getLongOffsets()) {
|
|
entrysize = 16;
|
|
}
|
|
setInt64(newEntry.time, 13 + entrysize * no);
|
|
if (getLongOffsets()) {
|
|
setInt64(newEntry.offset, 21 + entrysize * no);
|
|
} else {
|
|
setInt32(newEntry.offset, 21 + entrysize * no);
|
|
}
|
|
if (no + 1 > getEntryCount()) {
|
|
setInt32(no + 1, 9);
|
|
}
|
|
}
|
|
|
|
afraentry AFRA::getEntry(uint32_t no) {
|
|
afraentry ret;
|
|
int entrysize = 12;
|
|
if (getLongOffsets()) {
|
|
entrysize = 16;
|
|
}
|
|
ret.time = getInt64(13 + entrysize * no);
|
|
if (getLongOffsets()) {
|
|
ret.offset = getInt64(21 + entrysize * no);
|
|
} else {
|
|
ret.offset = getInt32(21 + entrysize * no);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
uint32_t AFRA::getGlobalEntryCount() {
|
|
if (!getGlobalEntries()) {
|
|
return 0;
|
|
}
|
|
int entrysize = 12;
|
|
if (getLongOffsets()) {
|
|
entrysize = 16;
|
|
}
|
|
return getInt32(13 + entrysize * getEntryCount());
|
|
}
|
|
|
|
void AFRA::setGlobalEntry(globalafraentry newEntry, uint32_t no) {
|
|
int offset = 13 + 12 * getEntryCount() + 4;
|
|
if (getLongOffsets()) {
|
|
offset = 13 + 16 * getEntryCount() + 4;
|
|
}
|
|
int entrysize = 20;
|
|
if (getLongIDs()) {
|
|
entrysize += 4;
|
|
}
|
|
if (getLongOffsets()) {
|
|
entrysize += 8;
|
|
}
|
|
|
|
setInt64(newEntry.time, offset + entrysize * no);
|
|
if (getLongIDs()) {
|
|
setInt32(newEntry.segment, offset + entrysize * no + 8);
|
|
setInt32(newEntry.fragment, offset + entrysize * no + 12);
|
|
} else {
|
|
setInt16(newEntry.segment, offset + entrysize * no + 8);
|
|
setInt16(newEntry.fragment, offset + entrysize * no + 10);
|
|
}
|
|
if (getLongOffsets()) {
|
|
setInt64(newEntry.afraoffset, offset + entrysize * no + entrysize - 16);
|
|
setInt64(newEntry.offsetfromafra, offset + entrysize * no + entrysize - 8);
|
|
} else {
|
|
setInt32(newEntry.afraoffset, offset + entrysize * no + entrysize - 8);
|
|
setInt32(newEntry.offsetfromafra, offset + entrysize * no + entrysize - 4);
|
|
}
|
|
|
|
if (getInt32(offset - 4) < no + 1) {
|
|
setInt32(no + 1, offset - 4);
|
|
}
|
|
}
|
|
|
|
globalafraentry AFRA::getGlobalEntry(uint32_t no) {
|
|
globalafraentry ret;
|
|
int offset = 13 + 12 * getEntryCount() + 4;
|
|
if (getLongOffsets()) {
|
|
offset = 13 + 16 * getEntryCount() + 4;
|
|
}
|
|
int entrysize = 20;
|
|
if (getLongIDs()) {
|
|
entrysize += 4;
|
|
}
|
|
if (getLongOffsets()) {
|
|
entrysize += 8;
|
|
}
|
|
|
|
ret.time = getInt64(offset + entrysize * no);
|
|
if (getLongIDs()) {
|
|
ret.segment = getInt32(offset + entrysize * no + 8);
|
|
ret.fragment = getInt32(offset + entrysize * no + 12);
|
|
} else {
|
|
ret.segment = getInt16(offset + entrysize * no + 8);
|
|
ret.fragment = getInt16(offset + entrysize * no + 10);
|
|
}
|
|
if (getLongOffsets()) {
|
|
ret.afraoffset = getInt64(offset + entrysize * no + entrysize - 16);
|
|
ret.offsetfromafra = getInt64(offset + entrysize * no + entrysize - 8);
|
|
} else {
|
|
ret.afraoffset = getInt32(offset + entrysize * no + entrysize - 8);
|
|
ret.offsetfromafra = getInt32(offset + entrysize * no + entrysize - 4);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
std::string AFRA::toPrettyString(uint32_t indent) {
|
|
std::stringstream r;
|
|
r << std::string(indent, ' ') << "[afra] Fragment Random Access (" << boxedSize() << ")" << std::endl;
|
|
r << std::string(indent + 1, ' ') << "Version " << getVersion() << std::endl;
|
|
r << std::string(indent + 1, ' ') << "Flags " << getFlags() << std::endl;
|
|
r << std::string(indent + 1, ' ') << "Long IDs " << getLongIDs() << std::endl;
|
|
r << std::string(indent + 1, ' ') << "Long Offsets " << getLongOffsets() << std::endl;
|
|
r << std::string(indent + 1, ' ') << "Global Entries " << getGlobalEntries() << std::endl;
|
|
r << std::string(indent + 1, ' ') << "TimeScale " << getTimeScale() << std::endl;
|
|
|
|
uint32_t count = getEntryCount();
|
|
r << std::string(indent + 1, ' ') << "Entries (" << count << ") " << std::endl;
|
|
for (uint32_t i = 0; i < count; ++i) {
|
|
afraentry tmpent = getEntry(i);
|
|
r << std::string(indent + 1, ' ') << i << ": Time " << tmpent.time << ", Offset " << tmpent.offset << std::endl;
|
|
}
|
|
|
|
if (getGlobalEntries()) {
|
|
count = getGlobalEntryCount();
|
|
r << std::string(indent + 1, ' ') << "Global Entries (" << count << ") " << std::endl;
|
|
for (uint32_t i = 0; i < count; ++i) {
|
|
globalafraentry tmpent = getGlobalEntry(i);
|
|
r << std::string(indent + 1, ' ') << i << ": T " << tmpent.time << ", S" << tmpent.segment << "F" << tmpent.fragment << ", "
|
|
<< tmpent.afraoffset << "/" << tmpent.offsetfromafra << std::endl;
|
|
}
|
|
}
|
|
return r.str();
|
|
}
|
|
}
|