mistserver/lib/mp4_generic.cpp

3024 lines
80 KiB
C++

#include "mp4_generic.h"
#include "defines.h"
namespace MP4 {
MFHD::MFHD() {
memcpy(data + 4, "mfhd", 4);
setInt32(0, 0);
}
void MFHD::setSequenceNumber(uint32_t newSequenceNumber) {
setInt32(newSequenceNumber, 4);
}
uint32_t MFHD::getSequenceNumber() {
return getInt32(4);
}
std::string MFHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[mfhd] Movie Fragment Header (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "SequenceNumber " << getSequenceNumber() << std::endl;
return r.str();
}
MOOF::MOOF() {
memcpy(data + 4, "moof", 4);
}
TRAF::TRAF() {
memcpy(data + 4, "traf", 4);
}
uint32_t TRAF::getContentCount() {
int res = 0;
unsigned int tempLoc = 0;
while (tempLoc < boxedSize() - 8) {
res++;
tempLoc += getBoxLen(tempLoc);
}
return res;
}
void TRAF::setContent(Box & newContent, uint32_t no) {
int tempLoc = 0;
unsigned int contentCount = getContentCount();
for (unsigned int i = 0; i < no; i++) {
if (i < contentCount) {
tempLoc += getBoxLen(tempLoc);
} else {
if (!reserve(tempLoc, 0, (no - contentCount) * 8)) {
return;
};
memset(data + tempLoc, 0, (no - contentCount) * 8);
tempLoc += (no - contentCount) * 8;
break;
}
}
setBox(newContent, tempLoc);
}
Box & TRAF::getContent(uint32_t no) {
static Box ret = Box((char *)"\000\000\000\010erro", false);
if (no > getContentCount()) {
return ret;
}
unsigned int i = 0;
int tempLoc = 0;
while (i < no) {
tempLoc += getBoxLen(tempLoc);
i++;
}
return getBox(tempLoc);
}
std::string TRAF::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[traf] Track Fragment Box (" << boxedSize() << ")" << std::endl;
int contentCount = getContentCount();
for (int i = 0; i < contentCount; i++) {
Box curBox = Box(getContent(i).asBox(), false);
r << curBox.toPrettyString(indent + 1);
}
return r.str();
}
TRUN::TRUN() {
memcpy(data + 4, "trun", 4);
}
void TRUN::setFlags(uint32_t newFlags) {
setInt24(newFlags, 1);
}
uint32_t TRUN::getFlags() {
return getInt24(1);
}
void TRUN::setDataOffset(uint32_t newOffset) {
if (getFlags() & trundataOffset) {
setInt32(newOffset, 8);
}
}
uint32_t TRUN::getDataOffset() {
if (getFlags() & trundataOffset) {
return getInt32(8);
} else {
return 0;
}
}
void TRUN::setFirstSampleFlags(uint32_t newSampleFlags) {
if (!(getFlags() & trunfirstSampleFlags)) {
return;
}
if (getFlags() & trundataOffset) {
setInt32(newSampleFlags, 12);
} else {
setInt32(newSampleFlags, 8);
}
}
uint32_t TRUN::getFirstSampleFlags() {
if (!(getFlags() & trunfirstSampleFlags)) {
return 0;
}
if (getFlags() & trundataOffset) {
return getInt32(12);
} else {
return getInt32(8);
}
}
uint32_t TRUN::getSampleInformationCount() {
return getInt32(4);
}
void TRUN::setSampleInformation(trunSampleInformation newSample, uint32_t no) {
uint32_t flags = getFlags();
uint32_t sampInfoSize = 0;
if (flags & trunsampleDuration) {
sampInfoSize += 4;
}
if (flags & trunsampleSize) {
sampInfoSize += 4;
}
if (flags & trunsampleFlags) {
sampInfoSize += 4;
}
if (flags & trunsampleOffsets) {
sampInfoSize += 4;
}
uint32_t offset = 8;
if (flags & trundataOffset) {
offset += 4;
}
if (flags & trunfirstSampleFlags) {
offset += 4;
}
uint32_t innerOffset = 0;
if (flags & trunsampleDuration) {
setInt32(newSample.sampleDuration, offset + no * sampInfoSize + innerOffset);
innerOffset += 4;
}
if (flags & trunsampleSize) {
setInt32(newSample.sampleSize, offset + no * sampInfoSize + innerOffset);
innerOffset += 4;
}
if (flags & trunsampleFlags) {
setInt32(newSample.sampleFlags, offset + no * sampInfoSize + innerOffset);
innerOffset += 4;
}
if (flags & trunsampleOffsets) {
setInt32(newSample.sampleOffset, offset + no * sampInfoSize + innerOffset);
innerOffset += 4;
}
if (getSampleInformationCount() < no + 1) {
setInt32(no + 1, 4);
}
}
trunSampleInformation TRUN::getSampleInformation(uint32_t no) {
trunSampleInformation ret;
ret.sampleDuration = 0;
ret.sampleSize = 0;
ret.sampleFlags = 0;
ret.sampleOffset = 0;
if (getSampleInformationCount() < no + 1) {
return ret;
}
uint32_t flags = getFlags();
uint32_t sampInfoSize = 0;
if (flags & trunsampleDuration) {
sampInfoSize += 4;
}
if (flags & trunsampleSize) {
sampInfoSize += 4;
}
if (flags & trunsampleFlags) {
sampInfoSize += 4;
}
if (flags & trunsampleOffsets) {
sampInfoSize += 4;
}
uint32_t offset = 8;
if (flags & trundataOffset) {
offset += 4;
}
if (flags & trunfirstSampleFlags) {
offset += 4;
}
uint32_t innerOffset = 0;
if (flags & trunsampleDuration) {
ret.sampleDuration = getInt32(offset + no * sampInfoSize + innerOffset);
innerOffset += 4;
}
if (flags & trunsampleSize) {
ret.sampleSize = getInt32(offset + no * sampInfoSize + innerOffset);
innerOffset += 4;
}
if (flags & trunsampleFlags) {
ret.sampleFlags = getInt32(offset + no * sampInfoSize + innerOffset);
innerOffset += 4;
}
if (flags & trunsampleOffsets) {
ret.sampleOffset = getInt32(offset + no * sampInfoSize + innerOffset);
innerOffset += 4;
}
return ret;
}
std::string TRUN::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[trun] Track Fragment Run (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "Version " << (int)getInt8(0) << std::endl;
uint32_t flags = getFlags();
r << std::string(indent + 1, ' ') << "Flags";
if (flags & trundataOffset) {
r << " dataOffset";
}
if (flags & trunfirstSampleFlags) {
r << " firstSampleFlags";
}
if (flags & trunsampleDuration) {
r << " sampleDuration";
}
if (flags & trunsampleSize) {
r << " sampleSize";
}
if (flags & trunsampleFlags) {
r << " sampleFlags";
}
if (flags & trunsampleOffsets) {
r << " sampleOffsets";
}
r << std::endl;
if (flags & trundataOffset) {
r << std::string(indent + 1, ' ') << "Data Offset " << getDataOffset() << std::endl;
}
if (flags & trundataOffset) {
r << std::string(indent + 1, ' ') << "Sample Flags" << prettySampleFlags(getFirstSampleFlags()) << std::endl;
}
r << std::string(indent + 1, ' ') << "SampleInformation (" << getSampleInformationCount() << "):" << std::endl;
for (unsigned int i = 0; i < getSampleInformationCount(); ++i) {
r << std::string(indent + 2, ' ') << "[" << i << "] ";
trunSampleInformation samp = getSampleInformation(i);
if (flags & trunsampleDuration) {
r << "Duration=" << samp.sampleDuration << " ";
}
if (flags & trunsampleSize) {
r << "Size=" << samp.sampleSize << " ";
}
if (flags & trunsampleFlags) {
r << "Flags=" << prettySampleFlags(samp.sampleFlags) << " ";
}
if (flags & trunsampleOffsets) {
r << "Offset=" << samp.sampleOffset << " ";
}
r << std::endl;
}
return r.str();
}
std::string prettySampleFlags(uint32_t flag) {
std::stringstream r;
if (flag & noIPicture) {
r << " noIPicture";
}
if (flag & isIPicture) {
r << " isIPicture";
}
if (flag & noDisposable) {
r << " noDisposable";
}
if (flag & isDisposable) {
r << " isDisposable";
}
if (flag & isRedundant) {
r << " isRedundant";
}
if (flag & noRedundant) {
r << " noRedundant";
}
if (flag & noKeySample) {
r << " noKeySample";
} else {
r << " isKeySample";
}
return r.str();
}
TFHD::TFHD() {
memcpy(data + 4, "tfhd", 4);
}
void TFHD::setFlags(uint32_t newFlags) {
setInt24(newFlags, 1);
}
uint32_t TFHD::getFlags() {
return getInt24(1);
}
void TFHD::setTrackID(uint32_t newID) {
setInt32(newID, 4);
}
uint32_t TFHD::getTrackID() {
return getInt32(4);
}
void TFHD::setBaseDataOffset(uint64_t newOffset) {
if (getFlags() & tfhdBaseOffset) {
setInt64(newOffset, 8);
}
}
uint64_t TFHD::getBaseDataOffset() {
if (getFlags() & tfhdBaseOffset) {
return getInt64(8);
} else {
return 0;
}
}
void TFHD::setSampleDescriptionIndex(uint32_t newIndex) {
if (!(getFlags() & tfhdSampleDesc)) {
return;
}
int offset = 8;
if (getFlags() & tfhdBaseOffset) {
offset += 8;
}
setInt32(newIndex, offset);
}
uint32_t TFHD::getSampleDescriptionIndex() {
if (!(getFlags() & tfhdSampleDesc)) {
return 0;
}
int offset = 8;
if (getFlags() & tfhdBaseOffset) {
offset += 8;
}
return getInt32(offset);
}
void TFHD::setDefaultSampleDuration(uint32_t newDuration) {
if (!(getFlags() & tfhdSampleDura)) {
return;
}
int offset = 8;
if (getFlags() & tfhdBaseOffset) {
offset += 8;
}
if (getFlags() & tfhdSampleDesc) {
offset += 4;
}
setInt32(newDuration, offset);
}
uint32_t TFHD::getDefaultSampleDuration() {
if (!(getFlags() & tfhdSampleDura)) {
return 0;
}
int offset = 8;
if (getFlags() & tfhdBaseOffset) {
offset += 8;
}
if (getFlags() & tfhdSampleDesc) {
offset += 4;
}
return getInt32(offset);
}
void TFHD::setDefaultSampleSize(uint32_t newSize) {
if (!(getFlags() & tfhdSampleSize)) {
return;
}
int offset = 8;
if (getFlags() & tfhdBaseOffset) {
offset += 8;
}
if (getFlags() & tfhdSampleDesc) {
offset += 4;
}
if (getFlags() & tfhdSampleDura) {
offset += 4;
}
setInt32(newSize, offset);
}
uint32_t TFHD::getDefaultSampleSize() {
if (!(getFlags() & tfhdSampleSize)) {
return 0;
}
int offset = 8;
if (getFlags() & tfhdBaseOffset) {
offset += 8;
}
if (getFlags() & tfhdSampleDesc) {
offset += 4;
}
if (getFlags() & tfhdSampleDura) {
offset += 4;
}
return getInt32(offset);
}
void TFHD::setDefaultSampleFlags(uint32_t newFlags) {
if (!(getFlags() & tfhdSampleFlag)) {
return;
}
int offset = 8;
if (getFlags() & tfhdBaseOffset) {
offset += 8;
}
if (getFlags() & tfhdSampleDesc) {
offset += 4;
}
if (getFlags() & tfhdSampleDura) {
offset += 4;
}
if (getFlags() & tfhdSampleSize) {
offset += 4;
}
setInt32(newFlags, offset);
}
uint32_t TFHD::getDefaultSampleFlags() {
if (!(getFlags() & tfhdSampleFlag)) {
return 0;
}
int offset = 8;
if (getFlags() & tfhdBaseOffset) {
offset += 8;
}
if (getFlags() & tfhdSampleDesc) {
offset += 4;
}
if (getFlags() & tfhdSampleDura) {
offset += 4;
}
if (getFlags() & tfhdSampleSize) {
offset += 4;
}
return getInt32(offset);
}
std::string TFHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[tfhd] Track Fragment Header (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "Version " << (int)getInt8(0) << std::endl;
uint32_t flags = getFlags();
r << std::string(indent + 1, ' ') << "Flags";
if (flags & tfhdBaseOffset) {
r << " BaseOffset";
}
if (flags & tfhdSampleDesc) {
r << " SampleDesc";
}
if (flags & tfhdSampleDura) {
r << " SampleDura";
}
if (flags & tfhdSampleSize) {
r << " SampleSize";
}
if (flags & tfhdSampleFlag) {
r << " SampleFlag";
}
if (flags & tfhdNoDuration) {
r << " NoDuration";
}
r << std::endl;
r << std::string(indent + 1, ' ') << "TrackID " << getTrackID() << std::endl;
if (flags & tfhdBaseOffset) {
r << std::string(indent + 1, ' ') << "Base Offset " << getBaseDataOffset() << std::endl;
}
if (flags & tfhdSampleDesc) {
r << std::string(indent + 1, ' ') << "Sample Description Index " << getSampleDescriptionIndex() << std::endl;
}
if (flags & tfhdSampleDura) {
r << std::string(indent + 1, ' ') << "Default Sample Duration " << getDefaultSampleDuration() << std::endl;
}
if (flags & tfhdSampleSize) {
r << std::string(indent + 1, ' ') << "Default Same Size " << getDefaultSampleSize() << std::endl;
}
if (flags & tfhdSampleFlag) {
r << std::string(indent + 1, ' ') << "Default Sample Flags " << prettySampleFlags(getDefaultSampleFlags()) << std::endl;
}
return r.str();
}
AVCC::AVCC() {
memcpy(data + 4, "avcC", 4);
setInt8(0xFF, 4); //reserved + 4-bytes NAL length
}
void AVCC::setVersion(uint32_t newVersion) {
setInt8(newVersion, 0);
}
uint32_t AVCC::getVersion() {
return getInt8(0);
}
void AVCC::setProfile(uint32_t newProfile) {
setInt8(newProfile, 1);
}
uint32_t AVCC::getProfile() {
return getInt8(1);
}
void AVCC::setCompatibleProfiles(uint32_t newCompatibleProfiles) {
setInt8(newCompatibleProfiles, 2);
}
uint32_t AVCC::getCompatibleProfiles() {
return getInt8(2);
}
void AVCC::setLevel(uint32_t newLevel) {
setInt8(newLevel, 3);
}
uint32_t AVCC::getLevel() {
return getInt8(3);
}
void AVCC::setSPSNumber(uint32_t newSPSNumber) {
setInt8(newSPSNumber, 5);
}
uint32_t AVCC::getSPSNumber() {
return getInt8(5);
}
void AVCC::setSPS(std::string newSPS) {
setInt16(newSPS.size(), 6);
for (unsigned int i = 0; i < newSPS.size(); i++) {
setInt8(newSPS[i], 8 + i);
} //not null-terminated
}
uint32_t AVCC::getSPSLen() {
return getInt16(6);
}
char * AVCC::getSPS() {
return payload() + 8;
}
void AVCC::setPPSNumber(uint32_t newPPSNumber) {
int offset = 8 + getSPSLen();
setInt8(newPPSNumber, offset);
}
uint32_t AVCC::getPPSNumber() {
int offset = 8 + getSPSLen();
return getInt8(offset);
}
void AVCC::setPPS(std::string newPPS) {
int offset = 8 + getSPSLen() + 1;
setInt16(newPPS.size(), offset);
for (unsigned int i = 0; i < newPPS.size(); i++) {
setInt8(newPPS[i], offset + 2 + i);
} //not null-terminated
}
uint32_t AVCC::getPPSLen() {
int offset = 8 + getSPSLen() + 1;
return getInt16(offset);
}
char * AVCC::getPPS() {
int offset = 8 + getSPSLen() + 3;
return payload() + offset;
}
std::string AVCC::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[avcC] H.264 Init Data (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "Version: " << getVersion() << std::endl;
r << std::string(indent + 1, ' ') << "Profile: " << getProfile() << std::endl;
r << std::string(indent + 1, ' ') << "Compatible Profiles: " << getCompatibleProfiles() << std::endl;
r << std::string(indent + 1, ' ') << "Level: " << getLevel() << std::endl;
r << std::string(indent + 1, ' ') << "SPS Number: " << getSPSNumber() << std::endl;
r << std::string(indent + 2, ' ') << getSPSLen() << " of SPS data" << std::endl;
r << std::string(indent + 1, ' ') << "PPS Number: " << getPPSNumber() << std::endl;
r << std::string(indent + 2, ' ') << getPPSLen() << " of PPS data" << std::endl;
return r.str();
}
std::string AVCC::asAnnexB() {
std::stringstream r;
r << (char)0x00 << (char)0x00 << (char)0x00 << (char)0x01;
r.write(getSPS(), getSPSLen());
r << (char)0x00 << (char)0x00 << (char)0x00 << (char)0x01;
r.write(getPPS(), getPPSLen());
return r.str();
}
void AVCC::setPayload(std::string newPayload) {
if (!reserve(0, payloadSize(), newPayload.size())) {
DEBUG_MSG(DLVL_ERROR, "Cannot allocate enough memory for payload");
return;
}
memcpy((char *)payload(), (char *)newPayload.c_str(), newPayload.size());
}
Descriptor::Descriptor(){
data = (char*)malloc(2);
data[0] = 0;
data[1] = 0;
size = 2;
master = true;
}
Descriptor::Descriptor(const char* p, const long unsigned s, const bool m){
master = m;
if (m){
Descriptor();
Descriptor tmp = Descriptor(p, s, false);
resize(tmp.getDataSize());
memcpy(data, p, s);
}else{
data = (char*)p;
size = s;
}
}
char Descriptor::getTag(){
return data[0];
}
void Descriptor::setTag(char t){
data[0] = t;
}
unsigned long Descriptor::getDataSize(){
unsigned int i = 1;
unsigned long s = 0;
for (i = 1; i< size-1; i++){
s <<= 7;
s |= data[i] & 0x7f;
if ((data[i] & 0x80) != 0x80){
break;
}
}
return s;
}
unsigned long Descriptor::getFullSize(){
unsigned long tmp = getDataSize();
unsigned long r = tmp+2;
if (tmp > 0x7F){
++r;
}
if (tmp > 0x3FFF){
++r;
}
if (tmp > 0x1FFFFF){
++r;
}
return r;
}
void Descriptor::resize(unsigned long t){
if (!master){return;}
unsigned long realLen = t+2;
if (t > 0x7F){
++realLen;
}
if (t > 0x3FFF){
++realLen;
}
if (t > 0x1FFFFF){
++realLen;
}
if (size < realLen){
char* tmpData = (char*)realloc(data,realLen);
if (tmpData){
size = realLen;
data = tmpData;
unsigned long offset = realLen-t;
char continueBit = 0;
while (realLen){
data[--offset] = (0x7f & realLen) | continueBit;
continueBit = 0x80;
realLen >>= 7;
}
}else{
return;
}
}
}
char* Descriptor::getData(){
unsigned int i = 1;
for (i = 1; i< size-1; i++){
if ((data[i] & 0x80) != 0x80){
break;
}
}
return data + i + 1;
}
std::string Descriptor::toPrettyString(uint32_t indent){
std::stringstream r;
r << std::string(indent, ' ') << "[" << (int)data[0] << "] Unimplemented descriptor (" << getDataSize() << ")" << std::endl;
return r.str();
}
ESDescriptor::ESDescriptor (const char* p, const unsigned long l, const bool m) : Descriptor(p,l,m){
}
DCDescriptor ESDescriptor::getDecoderConfig(){
char * p = getData();
char * max_p = p + getDataSize();
bool dep = (p[2] & 0x80);
bool url = (p[2] & 0x40);
bool ocr = (p[2] & 0x20);
p += 3;
if (dep){p += 2;}
if (url){p += (1+p[0]);}
if (ocr){p += 2;}
return DCDescriptor(p, max_p-p);
}
std::string ESDescriptor::toPrettyString(uint32_t indent){
std::stringstream r;
r << std::string(indent, ' ') << "[" << (int)data[0] << "] ES Descriptor (" << getDataSize() << ")" << std::endl;
char * p = getData();
char * max_p = p + getDataSize();
r << std::string(indent+1, ' ') << "ES ID: " << (unsigned int)(((unsigned int)p[0] << 8) | (unsigned int)p[1]) << std::endl;
bool dep = (p[2] & 0x80);
bool url = (p[2] & 0x40);
bool ocr = (p[2] & 0x20);
r << std::string(indent+1, ' ') << "Priority: " << int(p[2] & 0x1f) << std::endl;
p += 3;
if (dep){
r << std::string(indent+1, ' ') << "Depends on ES ID: " << (unsigned int)(((unsigned int)p[0] << 8) | (unsigned int)p[1]) << std::endl;
p += 2;
}
if (url){
r << std::string(indent+1, ' ') << "URL: " << std::string(p+1, (unsigned int)p[0]) << std::endl;
p += (1+p[0]);
}
if (ocr){
r << std::string(indent+1, ' ') << "Timebase derived from ES ID: " << (unsigned int)(((unsigned int)p[0] << 8) | (unsigned int)p[1]) << std::endl;
p += 2;
}
while (p < max_p){
switch (p[0]){
case 0x4: {
DCDescriptor d(p, max_p - p);
r << d.toPrettyString(indent+1);
p += d.getFullSize();
}
default: {
Descriptor d(p, max_p - p);
r << d.toPrettyString(indent+1);
p += d.getFullSize();
}
}
}
return r.str();
}
DCDescriptor::DCDescriptor (const char* p, const unsigned long l, const bool m) : Descriptor(p,l,m){
}
DSDescriptor DCDescriptor::getSpecific(){
char * p = getData();
char * max_p = p + getDataSize();
p += 13;
if (p[0] == 0x05){
return DSDescriptor(p, max_p-p);
}else{
FAIL_MSG("Expected DSDescriptor (5), but found %d!", (int)p[0]);
return DSDescriptor(0,0);
}
}
bool DCDescriptor::isAAC(){
return (getData()[0] == 0x40);
}
std::string DCDescriptor::getCodec(){
switch(getData()[0]){
case 0x40:
return "AAC";
break;
case 0x69:
case 0x6B:
return "MP3";
break;
default:
return "UNKNOWN";
}
}
std::string DCDescriptor::toPrettyString(uint32_t indent){
std::stringstream r;
r << std::string(indent, ' ') << "[" << (int)data[0] << "] DecoderConfig Descriptor (" << getDataSize() << ")" << std::endl;
char * p = getData();
char * max_p = p + getDataSize();
int objType = p[0];
r << std::string(indent+1, ' ') << "Object type: ";
switch (objType){
case 0x40: r << "AAC (0x40)"; break;
case 0x69: r << "MP3 (0x69)"; break;
default: r << "Unknown (" << objType << ")"; break;
}
r << std::endl;
int streamType = (p[1] >> 2) & 0x3F;
r << std::string(indent+1, ' ') << "Stream type: ";
switch (streamType){
case 0x4: r << "Video (4)"; break;
case 0x5: r << "Audio (5)"; break;
default: r << "Unknown (" << streamType << ")"; break;
}
r << std::endl;
if (p[1] & 0x2){
r << std::string(indent+1, ' ') << "Upstream" << std::endl;
}
r << std::string(indent+1, ' ') << "Buffer size: " << (int)(((int)p[2] << 16) | ((int)p[3] << 8) | ((int)p[4])) << std::endl;
r << std::string(indent+1, ' ') << "Max bps: " << (unsigned int)(((unsigned int)p[5] << 24) | ((int)p[6] << 16) | ((int)p[7] << 8) | (int)p[8]) << std::endl;
r << std::string(indent+1, ' ') << "Avg bps: " << (unsigned int)(((unsigned int)p[9] << 24) | ((int)p[10] << 16) | ((int)p[11] << 8) | (int)p[12]) << std::endl;
p += 13;
while (p < max_p){
switch (p[0]){
case 0x5: {
DSDescriptor d(p, max_p - p);
r << d.toPrettyString(indent+1);
p += d.getFullSize();
}
default: {
Descriptor d(p, max_p - p);
r << d.toPrettyString(indent+1);
p += d.getFullSize();
}
}
}
return r.str();
}
DSDescriptor::DSDescriptor (const char* p, const unsigned long l, const bool m) : Descriptor(p,l,m){
}
std::string DSDescriptor::toPrettyString(uint32_t indent){
std::stringstream r;
r << std::string(indent, ' ') << "[" << (int)data[0] << "] Decoder Specific Info (" << getDataSize() << ")" << std::endl;
char * p = getData();
char * max_p = p + getDataSize();
r << std::string(indent+1, ' ') << "Data: ";
while (p < max_p) {
r << std::hex << std::setw(2) << std::setfill('0') << (int)p[0] << std::dec;
++p;
}
r << std::endl;
return r.str();
}
std::string DSDescriptor::toString(){
if (!data){
return "";
}
return std::string(getData(), getDataSize());
}
ESDS::ESDS() {
memcpy(data + 4, "esds", 4);
}
ESDS::ESDS(std::string init) {
///\todo Do this better, in a non-hardcoded way.
memcpy(data + 4, "esds", 4);
reserve(payloadOffset, 0, init.size() ? init.size()+29 : 26);
unsigned int i = 12;
data[i++] = 3;//ES_DescrTag
data[i++] = init.size() ? init.size()+23 : 21;//size
data[i++] = 0;//es_id
data[i++] = 2;//es_id
data[i++] = 0;//priority
data[i++] = 4;//DecoderConfigDescrTag
data[i++] = init.size() ? init.size()+15 : 13;//size
if (init.size()){
data[i++] = 0x40;//objType AAC
}else{
data[i++] = 0x69;//objType MP3
}
data[i++] = 0x15;//streamType audio (5<<2 + 1)
data[i++] = 0;//buffer size
data[i++] = 0;//buffer size
data[i++] = 0;//buffer size
data[i++] = 0;//maxbps
data[i++] = 0;//maxbps
data[i++] = 0;//maxbps
data[i++] = 0;//maxbps
data[i++] = 0;//avgbps
data[i++] = 0;//avgbps
data[i++] = 0;//avgbps
data[i++] = 0;//avgbps
if (init.size()){
data[i++] = 0x5;//DecSpecificInfoTag
data[i++] = init.size();
memcpy(data+i, init.data(), init.size());
i += init.size();
}
data[i++] = 6;//SLConfigDescriptor
data[i++] = 1;//size
data[i++] = 2;//predefined, reserverd for use in MP4 files
}
bool ESDS::isAAC(){
return getESDescriptor().getDecoderConfig().isAAC();
}
std::string ESDS::getCodec(){
return getESDescriptor().getDecoderConfig().getCodec();
}
std::string ESDS::getInitData(){
return getESDescriptor().getDecoderConfig().getSpecific().toString();
}
ESDescriptor ESDS::getESDescriptor(){
return ESDescriptor(data+12,boxedSize()-12);
}
std::string ESDS::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[esds] ES Descriptor Box (" << boxedSize() << ")" << std::endl;
r << getESDescriptor().toPrettyString(indent+1);
return r.str();
}
FTYP::FTYP() {
memcpy(data + 4, "ftyp", 4);
setMajorBrand("mp41");
setMinorVersion("Mist");
setCompatibleBrands("isom", 0);
setCompatibleBrands("iso2", 1);
setCompatibleBrands("avc1", 2);
setCompatibleBrands("mp41", 3);
}
void FTYP::setMajorBrand(const char * newMajorBrand) {
if (payloadOffset + 3 >= boxedSize()) {
if (!reserve(payloadOffset, 0, 4)) {
return;
}
}
memcpy(data + payloadOffset, newMajorBrand, 4);
}
std::string FTYP::getMajorBrand() {
return std::string(data + payloadOffset, 4);
}
void FTYP::setMinorVersion(const char * newMinorVersion) {
if (payloadOffset + 7 >= boxedSize()) {
if (!reserve(payloadOffset + 4, 0, 4)) {
return;
}
}
memcpy(data + payloadOffset + 4, newMinorVersion, 4);
}
std::string FTYP::getMinorVersion() {
return std::string(data + payloadOffset + 4, 4);
}
size_t FTYP::getCompatibleBrandsCount() {
return (payloadSize() - 8) / 4;
}
void FTYP::setCompatibleBrands(const char * newCompatibleBrand, size_t index) {
if (payloadOffset + 8 + index * 4 + 3 >= boxedSize()) {
if (!reserve(payloadOffset + 8 + index * 4, 0, 4)) {
return;
}
}
memcpy(data + payloadOffset + 8 + index * 4, newCompatibleBrand, 4);
}
std::string FTYP::getCompatibleBrands(size_t index) {
if (index >= getCompatibleBrandsCount()) {
return "";
}
return std::string(data + payloadOffset + 8 + (index * 4), 4);
}
std::string FTYP::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[ftyp] File Type (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "MajorBrand: " << getMajorBrand() << std::endl;
r << std::string(indent + 1, ' ') << "MinorVersion: " << getMinorVersion() << std::endl;
r << std::string(indent + 1, ' ') << "CompatibleBrands (" << getCompatibleBrandsCount() << "):" << std::endl;
for (unsigned int i = 0; i < getCompatibleBrandsCount(); i++) {
r << std::string(indent + 2, ' ') << "[" << i << "] CompatibleBrand: " << getCompatibleBrands(i) << std::endl;
}
return r.str();
}
MOOV::MOOV() {
memcpy(data + 4, "moov", 4);
}
MVEX::MVEX() {
memcpy(data + 4, "mvex", 4);
}
TREX::TREX() {
memcpy(data + 4, "trex", 4);
}
void TREX::setTrackID(uint32_t newTrackID) {
setInt32(newTrackID, 0);
}
uint32_t TREX::getTrackID() {
return getInt32(0);
}
void TREX::setDefaultSampleDescriptionIndex(uint32_t newDefaultSampleDescriptionIndex) {
setInt32(newDefaultSampleDescriptionIndex, 4);
}
uint32_t TREX::getDefaultSampleDescriptionIndex() {
return getInt32(4);
}
void TREX::setDefaultSampleDuration(uint32_t newDefaultSampleDuration) {
setInt32(newDefaultSampleDuration, 8);
}
uint32_t TREX::getDefaultSampleDuration() {
return getInt32(8);
}
void TREX::setDefaultSampleSize(uint32_t newDefaultSampleSize) {
setInt32(newDefaultSampleSize, 12);
}
uint32_t TREX::getDefaultSampleSize() {
return getInt32(12);
}
void TREX::setDefaultSampleFlags(uint32_t newDefaultSampleFlags) {
setInt32(newDefaultSampleFlags, 16);
}
uint32_t TREX::getDefaultSampleFlags() {
return getInt32(16);
}
std::string TREX::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[trex] Track Extends (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "TrackID: " << getTrackID() << std::endl;
r << std::string(indent + 1, ' ') << "DefaultSampleDescriptionIndex : " << getDefaultSampleDescriptionIndex() << std::endl;
r << std::string(indent + 1, ' ') << "DefaultSampleDuration : " << getDefaultSampleDuration() << std::endl;
r << std::string(indent + 1, ' ') << "DefaultSampleSize : " << getDefaultSampleSize() << std::endl;
r << std::string(indent + 1, ' ') << "DefaultSampleFlags : " << getDefaultSampleFlags() << std::endl;
return r.str();
}
TRAK::TRAK() {
memcpy(data + 4, "trak", 4);
}
MDIA::MDIA() {
memcpy(data + 4, "mdia", 4);
}
MINF::MINF() {
memcpy(data + 4, "minf", 4);
}
DINF::DINF() {
memcpy(data + 4, "dinf", 4);
}
MFRA::MFRA() {
memcpy(data + 4, "mfra", 4);
}
MFRO::MFRO() {
memcpy(data + 4, "mfro", 4);
}
void MFRO::setSize(uint32_t newSize) {
setInt32(newSize, 0);
}
uint32_t MFRO::getSize() {
return getInt32(0);
}
std::string MFRO::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[mfro] Movie Fragment Random Access Offset (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "Size: " << getSize() << std::endl;
return r.str();
}
HDLR::HDLR(std::string & type, std::string name) {
memcpy(data + 4, "hdlr", 4);
//reserve an entire box, except for the string part at the end
if (!reserve(0, 8, 32)) {
return;//on fail, cancel all the things
}
memset(data + payloadOffset, 0, 24); //set all bytes (32 - 8) to zeroes
if (type == "video") {
setHandlerType("vide");
}
if (type == "audio") {
setHandlerType("soun");
}
setName(name);
}
void HDLR::setHandlerType(const char * newHandlerType) {
memcpy(data + payloadOffset + 8, newHandlerType, 4);
}
std::string HDLR::getHandlerType() {
return std::string(data + payloadOffset + 8, 4);
}
void HDLR::setName(std::string newName) {
setString(newName, 24);
}
std::string HDLR::getName() {
return getString(24);
}
std::string HDLR::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[hdlr] Handler Reference (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "Handler Type: " << getHandlerType() << std::endl;
r << std::string(indent + 1, ' ') << "Name: " << getName() << std::endl;
return r.str();
}
//Note: next 4 headers inherit from fullBox, start at byte 4.
VMHD::VMHD() {
memcpy(data + 4, "vmhd", 4);
setGraphicsMode(0);
setOpColor(0, 0);
setOpColor(0, 1);
setOpColor(0, 2);
}
void VMHD::setGraphicsMode(uint16_t newGraphicsMode) {
setInt16(newGraphicsMode, 4);
}
uint16_t VMHD::getGraphicsMode() {
return getInt16(4);
}
uint32_t VMHD::getOpColorCount() {
return 3;
}
void VMHD::setOpColor(uint16_t newOpColor, size_t index) {
if (index < 3) {
setInt16(newOpColor, 6 + (2 * index));
}
}
uint16_t VMHD::getOpColor(size_t index) {
if (index < 3) {
return getInt16(6 + (index * 2));
} else {
return 0;
}
}
std::string VMHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[vmhd] Video Media Header Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "GraphicsMode: " << getGraphicsMode() << std::endl;
for (unsigned int i = 0; i < getOpColorCount(); i++) {
r << std::string(indent + 1, ' ') << "OpColor[" << i << "]: " << getOpColor(i) << std::endl;
}
return r.str();
}
SMHD::SMHD() {
memcpy(data + 4, "smhd", 4);
setBalance(0);
setInt16(0, 6);
}
void SMHD::setBalance(int16_t newBalance) {
setInt16(newBalance, 4);
}
int16_t SMHD::getBalance() {
return getInt16(4);
}
std::string SMHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[smhd] Sound Media Header Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "Balance: " << getBalance() << std::endl;
return r.str();
}
HMHD::HMHD() {
memcpy(data + 4, "hmhd", 4);
}
void HMHD::setMaxPDUSize(uint16_t newMaxPDUSize) {
setInt16(newMaxPDUSize, 4);
}
uint16_t HMHD::getMaxPDUSize() {
return getInt16(4);
}
void HMHD::setAvgPDUSize(uint16_t newAvgPDUSize) {
setInt16(newAvgPDUSize, 6);
}
uint16_t HMHD::getAvgPDUSize() {
return getInt16(6);
}
void HMHD::setMaxBitRate(uint32_t newMaxBitRate) {
setInt32(newMaxBitRate, 8);
}
uint32_t HMHD::getMaxBitRate() {
return getInt32(8);
}
void HMHD::setAvgBitRate(uint32_t newAvgBitRate) {
setInt32(newAvgBitRate, 12);
}
uint32_t HMHD::getAvgBitRate() {
return getInt32(12);
}
std::string HMHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[hmhd] Hint Media Header Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "maxPDUSize: " << getMaxPDUSize() << std::endl;
r << std::string(indent + 1, ' ') << "avgPDUSize: " << getAvgPDUSize() << std::endl;
r << std::string(indent + 1, ' ') << "maxBitRate: " << getMaxBitRate() << std::endl;
r << std::string(indent + 1, ' ') << "avgBitRate: " << getAvgBitRate() << std::endl;
return r.str();
}
NMHD::NMHD() {
memcpy(data + 4, "nmhd", 4);
}
std::string NMHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[nmhd] Null Media Header Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
return r.str();
}
MEHD::MEHD() {
memcpy(data + 4, "mehd", 4);
}
void MEHD::setFragmentDuration(uint64_t newFragmentDuration) {
if (getVersion() == 0) {
setInt32(newFragmentDuration, 4);
} else {
setInt64(newFragmentDuration, 4);
}
}
uint64_t MEHD::getFragmentDuration() {
if (getVersion() == 0) {
return getInt32(4);
} else {
return getInt64(4);
}
}
std::string MEHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[mehd] Movie Extends Header Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "FragmentDuration: " << getFragmentDuration() << std::endl;
return r.str();
}
STBL::STBL() {
memcpy(data + 4, "stbl", 4);
}
URL::URL() {
memcpy(data + 4, "url ", 4);
}
void URL::setLocation(std::string newLocation) {
setString(newLocation, 4);
}
std::string URL::getLocation() {
return std::string(getString(4), getStringLen(4));
}
std::string URL::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[url ] URL Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "Location: " << getLocation() << std::endl;
return r.str();
}
URN::URN() {
memcpy(data + 4, "urn ", 4);
}
void URN::setName(std::string newName) {
setString(newName, 4);
}
std::string URN::getName() {
return std::string(getString(4), getStringLen(4));
}
void URN::setLocation(std::string newLocation) {
setString(newLocation, 4 + getStringLen(4) + 1);
}
std::string URN::getLocation() {
int loc = 4 + getStringLen(4) + 1;
return std::string(getString(loc), getStringLen(loc));
}
std::string URN::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[urn ] URN Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "Name: " << getName() << std::endl;
r << std::string(indent + 1, ' ') << "Location: " << getLocation() << std::endl;
return r.str();
}
DREF::DREF() {
memcpy(data + 4, "dref", 4);
setVersion(0);
setFlags(0);
setInt32(0, 4);
URL urlBox;
urlBox.setFlags(1);
setDataEntry(urlBox, 0);
}
uint32_t DREF::getEntryCount() {
return getInt32(4);
}
void DREF::setDataEntry(fullBox & newDataEntry, size_t index) {
unsigned int i;
uint32_t offset = 8; //start of boxes
for (i = 0; i < getEntryCount() && i < index; i++) {
offset += getBoxLen(offset);
}
if (index + 1 > getEntryCount()) {
int amount = index + 1 - getEntryCount();
if (!reserve(payloadOffset + offset, 0, amount * 8)) {
return;
}
for (int j = 0; j < amount; ++j) {
memcpy(data + payloadOffset + offset + j * 8, "\000\000\000\010erro", 8);
}
setInt32(index + 1, 4);
offset += (index - i) * 8;
}
setBox(newDataEntry, offset);
}
Box & DREF::getDataEntry(size_t index) {
uint32_t offset = 8;
if (index > getEntryCount()) {
static Box res;
return (Box &)res;
}
for (unsigned int i = 0; i < index; i++) {
offset += getBoxLen(offset);
}
return (Box &)getBox(offset);
}
std::string DREF::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[dref] Data Reference Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "EntryCount: " << getEntryCount() << std::endl;
for (unsigned int i = 0; i < getEntryCount(); i++) {
r << getDataEntry(i).toPrettyString(indent + 1);
}
return r.str();
}
MVHD::MVHD(long long unsigned int duration) {
memcpy(data + 4, "mvhd", 4);
//reserve an entire version 0 box
if (!reserve(0, 8, 108)) {
return;//on fail, cancel all the things
}
memset(data + payloadOffset, 0, 100); //set all bytes (108 - 8) to zeroes
setTimeScale(1000);//we always use milliseconds
setDuration(duration);//in ms
setRate(0x00010000);//playback rate 1.0X
setVolume(0x0100);//volume 1.0X
setMatrix(0x00010000, 0);
setMatrix(0x00010000, 4);
setMatrix(0x40000000, 8);
setTrackID(0xFFFFFFFF);//empty track numbers is unknown
}
void MVHD::setCreationTime(uint64_t newCreationTime) {
if (getVersion() == 0) {
setInt32((uint32_t) newCreationTime, 4);
} else {
setInt64(newCreationTime, 4);
}
}
uint64_t MVHD::getCreationTime() {
if (getVersion() == 0) {
return (uint64_t)getInt32(4);
} else {
return getInt64(4);
}
}
void MVHD::setModificationTime(uint64_t newModificationTime) {
if (getVersion() == 0) {
setInt32((uint32_t) newModificationTime, 8);
} else {
setInt64(newModificationTime, 12);
}
}
uint64_t MVHD::getModificationTime() {
if (getVersion() == 0) {
return (uint64_t)getInt32(8);
} else {
return getInt64(12);
}
}
void MVHD::setTimeScale(uint32_t newTimeScale) {
if (getVersion() == 0) {
setInt32((uint32_t) newTimeScale, 12);
} else {
setInt32(newTimeScale, 20);
}
}
uint32_t MVHD::getTimeScale() {
if (getVersion() == 0) {
return getInt32(12);
} else {
return getInt32(20);
}
}
void MVHD::setDuration(uint64_t newDuration) {
if (getVersion() == 0) {
setInt32((uint32_t) newDuration, 16);
} else {
setInt64(newDuration, 24);
}
}
uint64_t MVHD::getDuration() {
if (getVersion() == 0) {
return (uint64_t)getInt32(16);
} else {
return getInt64(24);
}
}
void MVHD::setRate(uint32_t newRate) {
if (getVersion() == 0) {
setInt32(newRate, 20);
} else {
setInt32(newRate, 32);
}
}
uint32_t MVHD::getRate() {
if (getVersion() == 0) {
return getInt32(20);
} else {
return getInt32(32);
}
}
void MVHD::setVolume(uint16_t newVolume) {
if (getVersion() == 0) {
setInt16(newVolume, 24);
} else {
setInt16(newVolume, 36);
}
}
uint16_t MVHD::getVolume() {
if (getVersion() == 0) {
return getInt16(24);
} else {
return getInt16(36);
}
}
//10 bytes reserved in between
uint32_t MVHD::getMatrixCount() {
return 9;
}
void MVHD::setMatrix(int32_t newMatrix, size_t index) {
int offset = 0;
if (getVersion() == 0) {
offset = 24 + 2 + 10;
} else {
offset = 36 + 2 + 10;
}
setInt32(newMatrix, offset + index * 4);
}
int32_t MVHD::getMatrix(size_t index) {
int offset = 0;
if (getVersion() == 0) {
offset = 24 + 2 + 10;
} else {
offset = 36 + 2 + 10;
}
return getInt32(offset + index * 4);
}
//24 bytes of pre-defined in between
void MVHD::setTrackID(uint32_t newTrackID) {
if (getVersion() == 0) {
setInt32(newTrackID, 86);
} else {
setInt32(newTrackID, 98);
}
}
uint32_t MVHD::getTrackID() {
if (getVersion() == 0) {
return getInt32(86);
} else {
return getInt32(98);
}
}
std::string MVHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[mvhd] Movie Header Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "CreationTime: " << getCreationTime() << std::endl;
r << std::string(indent + 1, ' ') << "ModificationTime: " << getModificationTime() << std::endl;
r << std::string(indent + 1, ' ') << "TimeScale: " << getTimeScale() << std::endl;
r << std::string(indent + 1, ' ') << "Duration: " << getDuration() << std::endl;
r << std::string(indent + 1, ' ') << "Rate: " << getRate() << std::endl;
r << std::string(indent + 1, ' ') << "Volume: " << getVolume() << std::endl;
r << std::string(indent + 1, ' ') << "Matrix: ";
for (unsigned int i = 0; i < getMatrixCount(); i++) {
r << getMatrix(i);
if (i != getMatrixCount() - 1) {
r << ", ";
}
}
r << std::endl;
r << std::string(indent + 1, ' ') << "TrackID: " << getTrackID() << std::endl;
return r.str();
}
TFRA::TFRA() {
memcpy(data + 4, "dref", 4);
}
//note, fullbox starts at byte 4
void TFRA::setTrackID(uint32_t newTrackID) {
setInt32(newTrackID, 4);
}
uint32_t TFRA::getTrackID() {
return getInt32(4);
}
void TFRA::setLengthSizeOfTrafNum(char newVal) {
char part = getInt8(11);
setInt8(((newVal & 0x03) << 4) + (part & 0xCF), 11);
}
char TFRA::getLengthSizeOfTrafNum() {
return (getInt8(11) >> 4) & 0x03;
}
void TFRA::setLengthSizeOfTrunNum(char newVal) {
char part = getInt8(11);
setInt8(((newVal & 0x03) << 2) + (part & 0xF3), 11);
}
char TFRA::getLengthSizeOfTrunNum() {
return (getInt8(11) >> 2) & 0x03;
}
void TFRA::setLengthSizeOfSampleNum(char newVal) {
char part = getInt8(11);
setInt8(((newVal & 0x03)) + (part & 0xFC), 11);
}
char TFRA::getLengthSizeOfSampleNum() {
return (getInt8(11)) & 0x03;
}
void TFRA::setNumberOfEntry(uint32_t newNumberOfEntry) {
setInt32(newNumberOfEntry, 12);
}
uint32_t TFRA::getNumberOfEntry() {
return getInt32(12);
}
uint32_t TFRA::getTFRAEntrySize() {
int EntrySize = (getVersion() == 1 ? 16 : 8);
EntrySize += getLengthSizeOfTrafNum() + 1;
EntrySize += getLengthSizeOfTrunNum() + 1;
EntrySize += getLengthSizeOfSampleNum() + 1;
return EntrySize;
}
void TFRA::setTFRAEntry(TFRAEntry newTFRAEntry, uint32_t no) {
if (no + 1 > getNumberOfEntry()) { //if a new entry is issued
uint32_t offset = 16 + getTFRAEntrySize() * getNumberOfEntry();//start of filler in bytes
uint32_t fillsize = (no + 1 - getNumberOfEntry()) * getTFRAEntrySize(); //filler in bytes
if (!reserve(offset, 0, fillsize)) {//filling space
return;
}
setNumberOfEntry(no + 1);
}
uint32_t loc = 16 + no * getTFRAEntrySize();
if (getVersion() == 1) {
setInt64(newTFRAEntry.time, loc);
setInt64(newTFRAEntry.moofOffset, loc + 8);
loc += 16;
} else {
setInt32(newTFRAEntry.time, loc);
setInt32(newTFRAEntry.moofOffset, loc + 4);
loc += 8;
}
switch (getLengthSizeOfTrafNum()) {
case 0:
setInt8(newTFRAEntry.trafNumber, loc);
break;
case 1:
setInt16(newTFRAEntry.trafNumber, loc);
break;
case 2:
setInt24(newTFRAEntry.trafNumber, loc);
break;
case 3:
setInt32(newTFRAEntry.trafNumber, loc);
break;
}
loc += getLengthSizeOfTrafNum() + 1;
switch (getLengthSizeOfTrunNum()) {
case 0:
setInt8(newTFRAEntry.trunNumber, loc);
break;
case 1:
setInt16(newTFRAEntry.trunNumber, loc);
break;
case 2:
setInt24(newTFRAEntry.trunNumber, loc);
break;
case 3:
setInt32(newTFRAEntry.trunNumber, loc);
break;
}
loc += getLengthSizeOfTrunNum() + 1;
switch (getLengthSizeOfSampleNum()) {
case 0:
setInt8(newTFRAEntry.sampleNumber, loc);
break;
case 1:
setInt16(newTFRAEntry.sampleNumber, loc);
break;
case 2:
setInt24(newTFRAEntry.sampleNumber, loc);
break;
case 3:
setInt32(newTFRAEntry.sampleNumber, loc);
break;
}
}
TFRAEntry & TFRA::getTFRAEntry(uint32_t no) {
static TFRAEntry retval;
if (no >= getNumberOfEntry()) {
static TFRAEntry inval;
return inval;
}
uint32_t loc = 16 + no * getTFRAEntrySize();
if (getVersion() == 1) {
retval.time = getInt64(loc);
retval.moofOffset = getInt64(loc + 8);
loc += 16;
} else {
retval.time = getInt32(loc);
retval.moofOffset = getInt32(loc + 4);
loc += 8;
}
switch (getLengthSizeOfTrafNum()) {
case 0:
retval.trafNumber = getInt8(loc);
break;
case 1:
retval.trafNumber = getInt16(loc);
break;
case 2:
retval.trafNumber = getInt24(loc);
break;
case 3:
retval.trafNumber = getInt32(loc);
break;
}
loc += getLengthSizeOfTrafNum() + 1;
switch (getLengthSizeOfTrunNum()) {
case 0:
retval.trunNumber = getInt8(loc);
break;
case 1:
retval.trunNumber = getInt16(loc);
break;
case 2:
retval.trunNumber = getInt24(loc);
break;
case 3:
retval.trunNumber = getInt32(loc);
break;
}
loc += getLengthSizeOfTrunNum() + 1;
switch (getLengthSizeOfSampleNum()) {
case 0:
retval.sampleNumber = getInt8(loc);
break;
case 1:
retval.sampleNumber = getInt16(loc);
break;
case 2:
retval.sampleNumber = getInt24(loc);
break;
case 3:
retval.sampleNumber = getInt32(loc);
break;
}
return retval;
}
std::string TFRA::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[tfra] Track Fragment Random Access Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "TrackID: " << getTrackID() << std::endl;
r << std::string(indent + 1, ' ') << "lengthSizeOfTrafNum: " << (int)getLengthSizeOfTrafNum() << std::endl;
r << std::string(indent + 1, ' ') << "lengthSizeOfTrunNum: " << (int)getLengthSizeOfTrunNum() << std::endl;
r << std::string(indent + 1, ' ') << "lengthSizeOfSampleNum: " << (int)getLengthSizeOfSampleNum() << std::endl;
r << std::string(indent + 1, ' ') << "NumberOfEntry: " << getNumberOfEntry() << std::endl;
for (unsigned int i = 0; i < getNumberOfEntry(); i++) {
static TFRAEntry temp;
temp = getTFRAEntry(i);
r << std::string(indent + 1, ' ') << "Entry[" << i << "]:" << std::endl;
r << std::string(indent + 2, ' ') << "Time: " << temp.time << std::endl;
r << std::string(indent + 2, ' ') << "MoofOffset: " << temp.moofOffset << std::endl;
r << std::string(indent + 2, ' ') << "TrafNumber: " << temp.trafNumber << std::endl;
r << std::string(indent + 2, ' ') << "TrunNumber: " << temp.trunNumber << std::endl;
r << std::string(indent + 2, ' ') << "SampleNumber: " << temp.sampleNumber << std::endl;
}
return r.str();
}
TKHD::TKHD(uint32_t trackId, uint64_t duration, uint32_t width, uint32_t height) {
memcpy(data + 4, "tkhd", 4);
//reserve an entire version 0 box
if (!reserve(0, 8, 92)) {
return;//on fail, cancel all the things
}
memset(data + payloadOffset, 0, 84); //set all bytes (92 - 8) to zeroes
setFlags(15);//ENABLED | IN_MOVIE | IN_PREVIEW | IN_POSTER
setTrackID(trackId);
setDuration(duration);
if (width == 0 || height == 0) {
setVolume(0x0100);
}
setMatrix(0x00010000, 0);
setMatrix(0x00010000, 4);
setMatrix(0x40000000, 8);
setWidth(width << 16);
setHeight(height << 16);
}
void TKHD::setCreationTime(uint64_t newCreationTime) {
if (getVersion() == 0) {
setInt32((uint32_t) newCreationTime, 4);
} else {
setInt64(newCreationTime, 4);
}
}
uint64_t TKHD::getCreationTime() {
if (getVersion() == 0) {
return (uint64_t)getInt32(4);
} else {
return getInt64(4);
}
}
void TKHD::setModificationTime(uint64_t newModificationTime) {
if (getVersion() == 0) {
setInt32((uint32_t) newModificationTime, 8);
} else {
setInt64(newModificationTime, 12);
}
}
uint64_t TKHD::getModificationTime() {
if (getVersion() == 0) {
return (uint64_t)getInt32(8);
} else {
return getInt64(12);
}
}
void TKHD::setTrackID(uint32_t newTrackID) {
if (getVersion() == 0) {
setInt32(newTrackID, 12);
} else {
setInt32(newTrackID, 20);
}
}
uint32_t TKHD::getTrackID() {
if (getVersion() == 0) {
return getInt32(12);
} else {
return getInt32(20);
}
}
//note 4 bytes reserved in between
void TKHD::setDuration(uint64_t newDuration) {
if (getVersion() == 0) {
setInt32(newDuration, 20);
} else {
setInt64(newDuration, 28);
}
}
uint64_t TKHD::getDuration() {
if (getVersion() == 0) {
return (uint64_t)getInt32(20);
} else {
return getInt64(28);
}
}
//8 bytes reserved in between
void TKHD::setLayer(uint16_t newLayer) {
if (getVersion() == 0) {
setInt16(newLayer, 32);
} else {
setInt16(newLayer, 44);
}
}
uint16_t TKHD::getLayer() {
if (getVersion() == 0) {
return getInt16(32);
} else {
return getInt16(44);
}
}
void TKHD::setAlternateGroup(uint16_t newAlternateGroup) {
if (getVersion() == 0) {
setInt16(newAlternateGroup, 34);
} else {
setInt16(newAlternateGroup, 46);
}
}
uint16_t TKHD::getAlternateGroup() {
if (getVersion() == 0) {
return getInt16(34);
} else {
return getInt16(46);
}
}
void TKHD::setVolume(uint16_t newVolume) {
if (getVersion() == 0) {
setInt16(newVolume, 36);
} else {
setInt16(newVolume, 48);
}
}
uint16_t TKHD::getVolume() {
if (getVersion() == 0) {
return getInt16(36);
} else {
return getInt16(48);
}
}
//2 bytes reserved in between
uint32_t TKHD::getMatrixCount() {
return 9;
}
void TKHD::setMatrix(int32_t newMatrix, size_t index) {
int offset = 0;
if (getVersion() == 0) {
offset = 40;
} else {
offset = 52;
}
setInt32(newMatrix, offset + index * 4);
}
int32_t TKHD::getMatrix(size_t index) {
int offset = 0;
if (getVersion() == 0) {
offset = 40;
} else {
offset = 52;
}
return getInt32(offset + index * 4);
}
void TKHD::setWidth(uint32_t newWidth) {
if (getVersion() == 0) {
setInt32(newWidth, 76);
} else {
setInt32(newWidth, 88);
}
}
uint32_t TKHD::getWidth() {
if (getVersion() == 0) {
return getInt32(76);
} else {
return getInt32(88);
}
}
void TKHD::setHeight(uint32_t newHeight) {
if (getVersion() == 0) {
setInt32(newHeight, 80);
} else {
setInt32(newHeight, 92);
}
}
uint32_t TKHD::getHeight() {
if (getVersion() == 0) {
return getInt32(80);
} else {
return getInt32(92);
}
}
std::string TKHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[tkhd] Track Header Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "CreationTime: " << getCreationTime() << std::endl;
r << std::string(indent + 1, ' ') << "ModificationTime: " << getModificationTime() << std::endl;
r << std::string(indent + 1, ' ') << "TrackID: " << getTrackID() << std::endl;
r << std::string(indent + 1, ' ') << "Duration: " << getDuration() << std::endl;
r << std::string(indent + 1, ' ') << "Layer: " << getLayer() << std::endl;
r << std::string(indent + 1, ' ') << "AlternateGroup: " << getAlternateGroup() << std::endl;
r << std::string(indent + 1, ' ') << "Volume: " << getVolume() << std::endl;
r << std::string(indent + 1, ' ') << "Matrix: ";
for (unsigned int i = 0; i < getMatrixCount(); i++) {
r << getMatrix(i);
if (i != getMatrixCount() - 1) {
r << ", ";
}
}
r << std::endl;
r << std::string(indent + 1, ' ') << "Width: " << (getWidth() >> 16) << "." << (getWidth() & 0xFFFF) << std::endl;
r << std::string(indent + 1, ' ') << "Height: " << (getHeight() >> 16) << "." << (getHeight() & 0xFFFF) << std::endl;
return r.str();
}
MDHD::MDHD(uint64_t duration) {
memcpy(data + 4, "mdhd", 4);
//reserve an entire version 0 box
if (!reserve(0, 8, 32)) {
return;//on fail, cancel all the things
}
memset(data + payloadOffset, 0, 24); //set all bytes (32 - 8) to zeroes
setTimeScale(1000);
setDuration(duration);
}
void MDHD::setCreationTime(uint64_t newCreationTime) {
if (getVersion() == 0) {
setInt32((uint32_t) newCreationTime, 4);
} else {
setInt64(newCreationTime, 4);
}
}
uint64_t MDHD::getCreationTime() {
if (getVersion() == 0) {
return (uint64_t)getInt32(4);
} else {
return getInt64(4);
}
}
void MDHD::setModificationTime(uint64_t newModificationTime) {
if (getVersion() == 0) {
setInt32((uint32_t) newModificationTime, 8);
} else {
setInt64(newModificationTime, 12);
}
}
uint64_t MDHD::getModificationTime() {
if (getVersion() == 0) {
return (uint64_t)getInt32(8);
} else {
return getInt64(12);
}
}
void MDHD::setTimeScale(uint32_t newTimeScale) {
if (getVersion() == 0) {
setInt32((uint32_t) newTimeScale, 12);
} else {
setInt32(newTimeScale, 20);
}
}
uint32_t MDHD::getTimeScale() {
if (getVersion() == 0) {
return getInt32(12);
} else {
return getInt32(20);
}
}
void MDHD::setDuration(uint64_t newDuration) {
if (getVersion() == 0) {
setInt32((uint32_t) newDuration, 16);
} else {
setInt64(newDuration, 24);
}
}
uint64_t MDHD::getDuration() {
if (getVersion() == 0) {
return (uint64_t)getInt32(16);
} else {
return getInt64(24);
}
}
void MDHD::setLanguage(uint16_t newLanguage) {
if (getVersion() == 0) {
setInt16(newLanguage & 0x7F, 20);
} else {
setInt16(newLanguage & 0x7F, 32);
}
}
uint16_t MDHD::getLanguage() {
if (getVersion() == 0) {
return getInt16(20) & 0x7F;
} else {
return getInt16(32) & 0x7F;
}
}
std::string MDHD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[mdhd] Media Header Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "CreationTime: " << getCreationTime() << std::endl;
r << std::string(indent + 1, ' ') << "ModificationTime: " << getModificationTime() << std::endl;
r << std::string(indent + 1, ' ') << "TimeScale: " << getTimeScale() << std::endl;
r << std::string(indent + 1, ' ') << "Duration: " << getDuration() << std::endl;
r << std::string(indent + 1, ' ') << "Language: 0x" << std::hex << getLanguage() << std::dec << std::endl;
return r.str();
}
STTS::STTS(char v, uint32_t f) {
memcpy(data + 4, "stts", 4);
setVersion(v);
setFlags(f);
setEntryCount(0);
}
void STTS::setEntryCount(uint32_t newEntryCount) {
setInt32(newEntryCount, 4);
}
uint32_t STTS::getEntryCount() {
return getInt32(4);
}
void STTS::setSTTSEntry(STTSEntry newSTTSEntry, uint32_t no) {
if (no + 1 > getEntryCount()) {
setEntryCount(no + 1);
for (unsigned int i = getEntryCount(); i < no; i++) {
setInt64(0, 8 + (i * 8));//filling up undefined entries of 64 bits
}
}
setInt32(newSTTSEntry.sampleCount, 8 + no * 8);
setInt32(newSTTSEntry.sampleDelta, 8 + (no * 8) + 4);
}
STTSEntry STTS::getSTTSEntry(uint32_t no) {
static STTSEntry retval;
if (no >= getEntryCount()) {
static STTSEntry inval;
return inval;
}
retval.sampleCount = getInt32(8 + (no * 8));
retval.sampleDelta = getInt32(8 + (no * 8) + 4);
return retval;
}
std::string STTS::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[stts] Sample Table Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "EntryCount: " << getEntryCount() << std::endl;
for (unsigned int i = 0; i < getEntryCount(); i++) {
static STTSEntry temp;
temp = getSTTSEntry(i);
r << std::string(indent + 1, ' ') << "Entry[" << i << "]:" << std::endl;
r << std::string(indent + 2, ' ') << "SampleCount: " << temp.sampleCount << std::endl;
r << std::string(indent + 2, ' ') << "SampleDelta: " << temp.sampleDelta << std::endl;
}
return r.str();
}
CTTS::CTTS() {
memcpy(data + 4, "ctts", 4);
}
void CTTS::setEntryCount(uint32_t newEntryCount) {
setInt32(newEntryCount, 4);
}
uint32_t CTTS::getEntryCount() {
return getInt32(4);
}
void CTTS::setCTTSEntry(CTTSEntry newCTTSEntry, uint32_t no) {
if (no + 1 > getEntryCount()) {
for (unsigned int i = getEntryCount(); i < no; i++) {
setInt64(0, 8 + (i * 8));//filling up undefined entries of 64 bits
}
setEntryCount(no + 1);
}
setInt32(newCTTSEntry.sampleCount, 8 + no * 8);
setInt32(newCTTSEntry.sampleOffset, 8 + (no * 8) + 4);
}
CTTSEntry CTTS::getCTTSEntry(uint32_t no) {
static CTTSEntry retval;
if (no >= getEntryCount()) {
static CTTSEntry inval;
return inval;
}
retval.sampleCount = getInt32(8 + (no * 8));
retval.sampleOffset = getInt32(8 + (no * 8) + 4);
return retval;
}
std::string CTTS::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[ctts] Composition Time To Sample Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "EntryCount: " << getEntryCount() << std::endl;
for (unsigned int i = 0; i < getEntryCount(); i++) {
static CTTSEntry temp;
temp = getCTTSEntry(i);
r << std::string(indent + 1, ' ') << "Entry[" << i << "]:" << std::endl;
r << std::string(indent + 2, ' ') << "SampleCount: " << temp.sampleCount << std::endl;
r << std::string(indent + 2, ' ') << "SampleOffset: " << temp.sampleOffset << std::endl;
}
return r.str();
}
STSC::STSC(char v, uint32_t f) {
memcpy(data + 4, "stsc", 4);
setVersion(v);
setFlags(f);
setEntryCount(0);
}
void STSC::setEntryCount(uint32_t newEntryCount) {
setInt32(newEntryCount, 4);
}
uint32_t STSC::getEntryCount() {
return getInt32(4);
}
void STSC::setSTSCEntry(STSCEntry newSTSCEntry, uint32_t no) {
if (no + 1 > getEntryCount()) {
setEntryCount(no + 1);
for (unsigned int i = getEntryCount(); i < no; i++) {
setInt64(0, 8 + (i * 12));//filling up undefined entries of 64 bits
setInt32(0, 8 + (i * 12) + 8);
}
}
setInt32(newSTSCEntry.firstChunk, 8 + no * 12);
setInt32(newSTSCEntry.samplesPerChunk, 8 + (no * 12) + 4);
setInt32(newSTSCEntry.sampleDescriptionIndex, 8 + (no * 12) + 8);
}
STSCEntry STSC::getSTSCEntry(uint32_t no) {
static STSCEntry retval;
if (no >= getEntryCount()) {
static STSCEntry inval;
return inval;
}
retval.firstChunk = getInt32(8 + (no * 12));
retval.samplesPerChunk = getInt32(8 + (no * 12) + 4);
retval.sampleDescriptionIndex = getInt32(8 + (no * 12) + 8);
return retval;
}
std::string STSC::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[stsc] Sample To Chunk Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "EntryCount: " << getEntryCount() << std::endl;
for (unsigned int i = 0; i < getEntryCount(); i++) {
static STSCEntry temp;
temp = getSTSCEntry(i);
r << std::string(indent + 1, ' ') << "Entry[" << i << "]: Chunks " << temp.firstChunk << " onward contain " << temp.samplesPerChunk << " samples, description " << temp.sampleDescriptionIndex << std::endl;
}
return r.str();
}
STCO::STCO(char v, uint32_t f) {
memcpy(data + 4, "stco", 4);
setVersion(v);
setFlags(f);
setEntryCount(0);
}
void STCO::setEntryCount(uint32_t newEntryCount) {
setInt32(newEntryCount, 4);
}
uint32_t STCO::getEntryCount() {
return getInt32(4);
}
void STCO::setChunkOffset(uint32_t newChunkOffset, uint32_t no) {
setInt32(newChunkOffset, 8 + no * 4);
uint32_t entryCount = getEntryCount();
//if entrycount is lower than new entry count, update it and fill any skipped entries with zeroes.
if (no + 1 > entryCount) {
setEntryCount(no + 1);
//fill undefined entries, if any (there's only undefined entries if we skipped an entry)
if (no > entryCount){
memset(data+payloadOffset+8+entryCount*4, 0, 4*(no-entryCount));
}
}
}
uint32_t STCO::getChunkOffset(uint32_t no) {
if (no >= getEntryCount()) {
return 0;
}
return getInt32(8 + no * 4);
}
std::string STCO::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[stco] Chunk Offset Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "EntryCount: " << getEntryCount() << std::endl;
r << std::string(indent + 1, ' ') << "Offsets: ";
for (unsigned long i = 0; i < getEntryCount(); i++) {
r << getChunkOffset(i);
if (i != getEntryCount() - 1){
r << ", ";
}
}
r << std::endl;
return r.str();
}
CO64::CO64(char v, uint32_t f) {
memcpy(data + 4, "co64", 4);
setVersion(v);
setFlags(f);
setEntryCount(0);
}
void CO64::setEntryCount(uint32_t newEntryCount) {
setInt32(newEntryCount, 4);
}
uint32_t CO64::getEntryCount() {
return getInt32(4);
}
void CO64::setChunkOffset(uint64_t newChunkOffset, uint32_t no) {
setInt64(newChunkOffset, 8 + no * 8);
uint32_t entryCount = getEntryCount();
//if entrycount is lower than new entry count, update it and fill any skipped entries with zeroes.
if (no + 1 > entryCount) {
setEntryCount(no + 1);
//fill undefined entries, if any (there's only undefined entries if we skipped an entry)
if (no > entryCount){
memset(data+payloadOffset+8+entryCount*8, 0, 8*(no-entryCount));
}
}
}
uint64_t CO64::getChunkOffset(uint32_t no) {
if (no >= getEntryCount()) {
return 0;
}
return getInt64(8 + no * 8);
}
std::string CO64::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[co64] 64-bits Chunk Offset Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "EntryCount: " << getEntryCount() << std::endl;
r << std::string(indent + 1, ' ') << "Offsets: ";
for (unsigned long i = 0; i < getEntryCount(); i++) {
r << getChunkOffset(i);
if (i != getEntryCount() - 1){
r << ", ";
}
}
r << std::endl;
return r.str();
}
STSZ::STSZ(char v, uint32_t f) {
memcpy(data + 4, "stsz", 4);
setVersion(v);
setFlags(f);
setSampleCount(0);
}
void STSZ::setSampleSize(uint32_t newSampleSize) {
setInt32(newSampleSize, 4);
}
uint32_t STSZ::getSampleSize() {
return getInt32(4);
}
void STSZ::setSampleCount(uint32_t newSampleCount) {
setInt32(newSampleCount, 8);
}
uint32_t STSZ::getSampleCount() {
return getInt32(8);
}
void STSZ::setEntrySize(uint32_t newEntrySize, uint32_t no) {
if (no + 1 > getSampleCount()) {
setSampleCount(no + 1);
for (unsigned int i = getSampleCount(); i < no; i++) {
setInt32(0, 12 + i * 4);//filling undefined entries
}
}
setInt32(newEntrySize, 12 + no * 4);
}
uint32_t STSZ::getEntrySize(uint32_t no) {
if (no >= getSampleCount()) {
return 0;
}
long unsigned int retVal = getInt32(12 + no * 4);
if (retVal == 0){
return getSampleSize();
}else{
return retVal;
}
}
std::string STSZ::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[stsz] Sample Size Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "Global Sample Size: " << getSampleSize() << std::endl;
r << std::string(indent + 1, ' ') << "Sample Count: " << getSampleCount() << std::endl;
r << std::string(indent + 1, ' ') << "Sample sizes: ";
for (unsigned long i = 0; i < getSampleCount(); i++) {
r << getEntrySize(i);
if (i != getSampleCount() - 1){
r << ", ";
}
}
r << std::endl;
return r.str();
}
SampleEntry::SampleEntry() {
memcpy(data + 4, "erro", 4);
}
void SampleEntry::setDataReferenceIndex(uint16_t newDataReferenceIndex) {
setInt16(newDataReferenceIndex, 6);
}
uint16_t SampleEntry::getDataReferenceIndex() {
return getInt16(6);
}
std::string SampleEntry::toPrettySampleString(uint32_t indent) {
std::stringstream r;
r << std::string(indent + 1, ' ') << "DataReferenceIndex: " << getDataReferenceIndex() << std::endl;
return r.str();
}
CLAP::CLAP() {
memcpy(data + 4, "clap", 4);
setHorizOffN(0);
setHorizOffD(0);
setVertOffN(0);
setVertOffD(0);
}
void CLAP::setCleanApertureWidthN(uint32_t newVal) {
setInt32(newVal, 0);
}
uint32_t CLAP::getCleanApertureWidthN() {
return getInt32(0);
}
void CLAP::setCleanApertureWidthD(uint32_t newVal) {
setInt32(newVal, 4);
}
uint32_t CLAP::getCleanApertureWidthD() {
return getInt32(4);
}
void CLAP::setCleanApertureHeightN(uint32_t newVal) {
setInt32(newVal, 8);
}
uint32_t CLAP::getCleanApertureHeightN() {
return getInt32(8);
}
void CLAP::setCleanApertureHeightD(uint32_t newVal) {
setInt32(newVal, 12);
}
uint32_t CLAP::getCleanApertureHeightD() {
return getInt32(12);
}
void CLAP::setHorizOffN(uint32_t newVal) {
setInt32(newVal, 16);
}
uint32_t CLAP::getHorizOffN() {
return getInt32(16);
}
void CLAP::setHorizOffD(uint32_t newVal) {
setInt32(newVal, 20);
}
uint32_t CLAP::getHorizOffD() {
return getInt32(20);
}
void CLAP::setVertOffN(uint32_t newVal) {
setInt32(newVal, 24);
}
uint32_t CLAP::getVertOffN() {
return getInt32(24);
}
void CLAP::setVertOffD(uint32_t newVal) {
setInt32(newVal, 28);
}
uint32_t CLAP::getVertOffD() {
return getInt32(32);
}
std::string CLAP::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[clap] Clean Aperture Box (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "CleanApertureWidthN: " << getCleanApertureWidthN() << std::endl;
r << std::string(indent + 1, ' ') << "CleanApertureWidthD: " << getCleanApertureWidthD() << std::endl;
r << std::string(indent + 1, ' ') << "CleanApertureHeightN: " << getCleanApertureHeightN() << std::endl;
r << std::string(indent + 1, ' ') << "CleanApertureHeightD: " << getCleanApertureHeightD() << std::endl;
r << std::string(indent + 1, ' ') << "HorizOffN: " << getHorizOffN() << std::endl;
r << std::string(indent + 1, ' ') << "HorizOffD: " << getHorizOffD() << std::endl;
r << std::string(indent + 1, ' ') << "VertOffN: " << getVertOffN() << std::endl;
r << std::string(indent + 1, ' ') << "VertOffD: " << getVertOffD() << std::endl;
return r.str();
}
PASP::PASP() {
memcpy(data + 4, "pasp", 4);
}
void PASP::setHSpacing(uint32_t newVal) {
setInt32(newVal, 0);
}
uint32_t PASP::getHSpacing() {
return getInt32(0);
}
void PASP::setVSpacing(uint32_t newVal) {
setInt32(newVal, 4);
}
uint32_t PASP::getVSpacing() {
return getInt32(4);
}
std::string PASP::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[pasp] Pixel Aspect Ratio Box (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "HSpacing: " << getHSpacing() << std::endl;
r << std::string(indent + 1, ' ') << "VSpacing: " << getVSpacing() << std::endl;
return r.str();
}
VisualSampleEntry::VisualSampleEntry() {
memcpy(data + 4, "erro", 4);
setHorizResolution(0x00480000);
setVertResolution(0x00480000);
setFrameCount(1);
setCompressorName("");
setDepth(0x0018);
}
void VisualSampleEntry::setCodec(const char * newCodec) {
memcpy(data + 4, newCodec, 4);
}
void VisualSampleEntry::setWidth(uint16_t newWidth) {
setInt16(newWidth, 24);
}
uint16_t VisualSampleEntry::getWidth() {
return getInt16(24);
}
void VisualSampleEntry::setHeight(uint16_t newHeight) {
setInt16(newHeight, 26);
}
uint16_t VisualSampleEntry::getHeight() {
return getInt16(26);
}
void VisualSampleEntry::setHorizResolution(uint32_t newHorizResolution) {
setInt32(newHorizResolution, 28);
}
uint32_t VisualSampleEntry::getHorizResolution() {
return getInt32(28);
}
void VisualSampleEntry::setVertResolution(uint32_t newVertResolution) {
setInt32(newVertResolution, 32);
}
uint32_t VisualSampleEntry::getVertResolution() {
return getInt32(32);
}
void VisualSampleEntry::setFrameCount(uint16_t newFrameCount) {
setInt16(newFrameCount, 40);
}
uint16_t VisualSampleEntry::getFrameCount() {
return getInt16(40);
}
void VisualSampleEntry::setCompressorName(std::string newCompressorName) {
newCompressorName.resize(32, ' ');
setString(newCompressorName, 42);
}
std::string VisualSampleEntry::getCompressorName() {
return getString(42);
}
void VisualSampleEntry::setDepth(uint16_t newDepth) {
setInt16(newDepth, 74);
}
uint16_t VisualSampleEntry::getDepth() {
return getInt16(74);
}
void VisualSampleEntry::setCLAP(Box & clap) {
setBox(clap, 78);
}
Box & VisualSampleEntry::getCLAP() {
static Box ret = Box((char *)"\000\000\000\010erro", false);
if (payloadSize() < 84) { //if the EntryBox is not big enough to hold a CLAP/PASP
return ret;
}
ret = getBox(78);
return ret;
}
Box & VisualSampleEntry::getPASP() {
static Box ret = Box((char *)"\000\000\000\010erro", false);
if (payloadSize() < 84) { //if the EntryBox is not big enough to hold a CLAP/PASP
return ret;
}
if (payloadSize() < 78 + getBoxLen(78) + 8) {
return ret;
} else {
return getBox(78 + getBoxLen(78));
}
}
std::string VisualSampleEntry::toPrettyVisualString(uint32_t indent, std::string name) {
std::stringstream r;
r << std::string(indent, ' ') << name << " (" << boxedSize() << ")" << std::endl;
r << toPrettySampleString(indent);
r << std::string(indent + 1, ' ') << "Width: " << getWidth() << std::endl;
r << std::string(indent + 1, ' ') << "Height: " << getHeight() << std::endl;
r << std::string(indent + 1, ' ') << "HorizResolution: " << getHorizResolution() << std::endl;
r << std::string(indent + 1, ' ') << "VertResolution: " << getVertResolution() << std::endl;
r << std::string(indent + 1, ' ') << "FrameCount: " << getFrameCount() << std::endl;
r << std::string(indent + 1, ' ') << "CompressorName: " << getCompressorName() << std::endl;
r << std::string(indent + 1, ' ') << "Depth: " << getDepth() << std::endl;
if (!getCLAP().isType("erro")) {
r << getCLAP().toPrettyString(indent + 1);
}
if (!getPASP().isType("erro")) {
r << getPASP().toPrettyString(indent + 1);
}
return r.str();
}
AudioSampleEntry::AudioSampleEntry() {
memcpy(data + 4, "erro", 4);
setChannelCount(2);
setSampleSize(16);
setSampleRate(44100);
}
uint16_t AudioSampleEntry::toAACInit() {
uint16_t result = 0;
result |= (2 & 0x1F) << 11;
result |= (getSampleRate() & 0x0F) << 7;
result |= (getChannelCount() & 0x0F) << 3;
return result;
}
void AudioSampleEntry::setCodec(const char * newCodec) {
memcpy(data + 4, newCodec, 4);
}
void AudioSampleEntry::setChannelCount(uint16_t newChannelCount) {
setInt16(newChannelCount, 16);
}
uint16_t AudioSampleEntry::getChannelCount() {
return getInt16(16);
}
void AudioSampleEntry::setSampleSize(uint16_t newSampleSize) {
setInt16(newSampleSize, 18);
}
uint16_t AudioSampleEntry::getSampleSize() {
return getInt16(18);
}
void AudioSampleEntry::setPreDefined(uint16_t newPreDefined) {
setInt16(newPreDefined, 20);
}
uint16_t AudioSampleEntry::getPreDefined() {
return getInt16(20);
}
void AudioSampleEntry::setSampleRate(uint32_t newSampleRate) {
setInt32(newSampleRate << 16, 24);
}
uint32_t AudioSampleEntry::getSampleRate() {
return getInt32(24) >> 16;
}
void AudioSampleEntry::setCodecBox(Box & newBox) {
setBox(newBox, 28);
}
Box & AudioSampleEntry::getCodecBox() {
return getBox(28);
}
std::string AudioSampleEntry::toPrettyAudioString(uint32_t indent, std::string name) {
std::stringstream r;
r << std::string(indent, ' ') << name << " (" << boxedSize() << ")" << std::endl;
r << toPrettySampleString(indent);
r << std::string(indent + 1, ' ') << "ChannelCount: " << getChannelCount() << std::endl;
r << std::string(indent + 1, ' ') << "SampleSize: " << getSampleSize() << std::endl;
r << std::string(indent + 1, ' ') << "PreDefined: " << getPreDefined() << std::endl;
r << std::string(indent + 1, ' ') << "SampleRate: " << getSampleRate() << std::endl;
r << getCodecBox().toPrettyString(indent + 1) << std::endl;
return r.str();
}
MP4A::MP4A() {
memcpy(data + 4, "mp4a", 4);
}
std::string MP4A::toPrettyString(uint32_t indent) {
return toPrettyAudioString(indent, "[mp4a] MPEG-4 Audio");
}
AAC::AAC() {
memcpy(data + 4, "aac ", 4);
}
std::string AAC::toPrettyString(uint32_t indent) {
return toPrettyAudioString(indent, "[aac ] Advanced Audio Codec");
}
AVC1::AVC1() {
memcpy(data + 4, "avc1", 4);
}
std::string AVC1::toPrettyString(uint32_t indent) {
return toPrettyVisualString(indent, "[avc1] Advanced Video Codec 1");
}
H264::H264() {
memcpy(data + 4, "h264", 4);
}
std::string H264::toPrettyString(uint32_t indent) {
return toPrettyVisualString(indent, "[h264] H.264/MPEG-4 AVC");
}
STSD::STSD(char v, uint32_t f) {
memcpy(data + 4, "stsd", 4);
setVersion(v);
setFlags(f);
setEntryCount(0);
}
void STSD::setEntryCount(uint32_t newEntryCount) {
setInt32(newEntryCount, 4);
}
uint32_t STSD::getEntryCount() {
return getInt32(4);
}
void STSD::setEntry(Box & newContent, uint32_t no) {
int tempLoc = 8;
unsigned int entryCount = getEntryCount();
for (unsigned int i = 0; i < no; i++) {
if (i < entryCount) {
tempLoc += getBoxLen(tempLoc);
} else {
if (!reserve(tempLoc, 0, (no - entryCount) * 8)) {
return;
}
memset(data + tempLoc, 0, (no - entryCount) * 8);
tempLoc += (no - entryCount) * 8;
break;
}
}
setBox(newContent, tempLoc);
if (getEntryCount() < no + 1) {
setEntryCount(no + 1);
}
}
Box & STSD::getEntry(uint32_t no) {
static Box ret = Box((char *)"\000\000\000\010erro", false);
if (no > getEntryCount()) {
return ret;
}
unsigned int i = 0;
int tempLoc = 8;
while (i < no) {
tempLoc += getBoxLen(tempLoc);
i++;
}
return getBox(tempLoc);
}
std::string STSD::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[stsd] Sample Description Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "EntrySize: " << getEntryCount() << std::endl;
for (unsigned int i = 0; i < getEntryCount(); i++) {
Box curBox = Box(getEntry(i).asBox(), false);
r << curBox.toPrettyString(indent + 1);
}
return r.str();
}
EDTS::EDTS() {
memcpy(data + 4, "edts", 4);
}
UDTA::UDTA() {
memcpy(data + 4, "udta", 4);
}
STSS::STSS(char v, uint32_t f) {
memcpy(data + 4, "stss", 4);
setVersion(v);
setFlags(f);
setEntryCount(0);
}
void STSS::setEntryCount(uint32_t newVal) {
setInt32(newVal, 4);
}
uint32_t STSS::getEntryCount() {
return getInt32(4);
}
void STSS::setSampleNumber(uint32_t newVal, uint32_t index) {
if (index >= getEntryCount()) {
setEntryCount(index + 1);
}
setInt32(newVal, 8 + (index * 4));
}
uint32_t STSS::getSampleNumber(uint32_t index) {
if (index >= getEntryCount()) {
return 0;
}
return getInt32(8 + (index * 4));
}
std::string STSS::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[stss] Sync Sample Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "EntryCount: " << getEntryCount() << std::endl;
r << std::string(indent + 1, ' ') << "Keyframe sample indexes: ";
for (unsigned long i = 0; i < getEntryCount(); i++) {
r << getSampleNumber(i);
if (i != getEntryCount() - 1){
r << ", ";
}
}
r << std::endl;
return r.str();
}
META::META() {
memcpy(data + 4, "meta", 4);
}
std::string META::toPrettyString(uint32_t indent) {
return toPrettyCFBString(indent, "[meta] Meta Box");
}
ELST::ELST() {
memcpy(data + 4, "elst", 4);
}
void ELST::setSegmentDuration(uint64_t newVal) {
if (getVersion() == 1) {
setInt64(newVal, 4);
} else {
setInt32(newVal, 4);
}
}
uint64_t ELST::getSegmentDuration() {
if (getVersion() == 1) {
return getInt64(4);
} else {
return getInt32(4);
}
}
void ELST::setMediaTime(uint64_t newVal) {
if (getVersion() == 1) {
setInt64(newVal, 12);
} else {
setInt32(newVal, 8);
}
}
uint64_t ELST::getMediaTime() {
if (getVersion() == 1) {
return getInt64(12);
} else {
return getInt32(8);
}
}
void ELST::setMediaRateInteger(uint16_t newVal) {
if (getVersion() == 1) {
setInt16(newVal, 20);
} else {
setInt16(newVal, 12);
}
}
uint16_t ELST::getMediaRateInteger() {
if (getVersion() == 1) {
return getInt16(20);
} else {
return getInt16(12);
}
}
void ELST::setMediaRateFraction(uint16_t newVal) {
if (getVersion() == 1) {
setInt16(newVal, 22);
} else {
setInt16(newVal, 14);
}
}
uint16_t ELST::getMediaRateFraction() {
if (getVersion() == 1) {
return getInt16(22);
} else {
return getInt16(14);
}
}
std::string ELST::toPrettyString(uint32_t indent) {
std::stringstream r;
r << std::string(indent, ' ') << "[elst] Edit List Box (" << boxedSize() << ")" << std::endl;
r << fullBox::toPrettyString(indent);
r << std::string(indent + 1, ' ') << "SegmentDuration: " << getSegmentDuration() << std::endl;
r << std::string(indent + 1, ' ') << "MediaTime: " << getMediaTime() << std::endl;
r << std::string(indent + 1, ' ') << "MediaRateInteger: " << getMediaRateInteger() << std::endl;
r << std::string(indent + 1, ' ') << "MediaRateFraction: " << getMediaRateFraction() << std::endl;
return r.str();
}
}