void
Athlete::updateRideFileIntervals()
{
// iterate over context->athlete->allIntervals as they are now defined
// and update the RideFile->intervals
RideItem *which = (RideItem *)treeWidget->selectedItems().first();
RideFile *current = which->ride();
current->clearIntervals();
for (int i=0; i < allIntervals->childCount(); i++) {
// add the intervals as updated
IntervalItem *it = (IntervalItem *)allIntervals->child(i);
current->addInterval(it->start, it->stop, it->text(0));
}
// emit signal for interval data changed
context->notifyIntervalsChanged();
// set dirty
which->setDirty(true);
}
RideFile *SrmFileReader::openRideFile(QFile &file, QStringList &errorStrings, QList<RideFile*>*) const
{
if (!file.open(QFile::ReadOnly)) {
errorStrings << QString("can't open file %1").arg(file.fileName());
return NULL;
}
QDataStream in(&file);
in.setByteOrder( QDataStream::LittleEndian );
RideFile *result = new RideFile;
result->setDeviceType("SRM");
result->setFileFormat("SRM training files (srm)");
result->setTag("Sport", "Bike" );
char magic[4];
in.readRawData(magic, sizeof(magic));
if( strncmp(magic, "SRM", 3)){
errorStrings << QString("Unrecognized file type, missing magic." );
return NULL;
}
int version = magic[3] - '0';
switch( version ){
case 5:
case 6:
case 7:
// ok
break;
default:
errorStrings << QString("Unsupported SRM file format version: %1")
.arg(version);
return NULL;
}
quint16 dayssince1880 = readShort(in);
quint16 wheelcirc = readShort(in);
quint8 recint1 = readByte(in);
quint8 recint2 = readByte(in);
quint16 blockcnt = readShort(in);
quint16 markercnt = readShort(in);
readByte(in); // padding
quint8 commentlen = readByte(in);
if( commentlen > 70 )
commentlen = 70;
char comment[71];
in.readRawData(comment, sizeof(comment) - 1);
comment[commentlen] = '\0';
result->setTag("Notes", QString(comment) );
// assert propper markercnt to avoid segfaults
if( in.status() != QDataStream::Ok ){
errorStrings << QString("failed to read file header" );
return NULL;
}
result->setRecIntSecs(((double) recint1) / recint2);
unsigned recintms = (unsigned) round(result->recIntSecs() * 1000.0);
result->setTag("Wheel Circumference", QString("%1").arg(wheelcirc) );
QDate date(1880, 1, 1);
date = date.addDays(dayssince1880);
QVector<marker> markers(markercnt + 1);
for (int i = 0; i <= markercnt; ++i) {
char mcomment[256];
size_t mcommentlen = version < 6 ? 3 : 255;
assert( mcommentlen < sizeof(mcomment) );
in.readRawData(mcomment, mcommentlen );
mcomment[mcommentlen] = '\0';
quint8 active = readByte(in);
quint16 start = readShort(in);
quint16 end = readShort(in);
quint16 avgwatts = readShort(in);
quint16 avghr = readShort(in);
quint16 avgcad = readShort(in);
quint16 avgspeed = readShort(in);
quint16 pwc150 = readShort(in);
// data fixup: Although the data chunk index in srm files starts
// with 1, some srmwin wrote files referencing index 0.
if( end < 1 ) end = 1;
if( start < 1 ) start = 1;
// data fixup: some srmwin versions wrote markers with start > end
if( end < start ){
markers[i].start = end;
markers[i].end = start;
} else {
markers[i].start = start;
markers[i].end = end;
}
markers[i].note = QString( mcomment);
if( i == 0 ){
result->setTag("Athlete Name", QString(mcomment) );
}
(void) active;
(void) avgwatts;
(void) avghr;
(void) avgcad;
(void) avgspeed;
(void) pwc150;
(void) wheelcirc;
}
// fail early to tell devs whats wrong with file
if( in.status() != QDataStream::Ok ){
errorStrings << QString("failed to read marker" );
return NULL;
}
blockhdr *blockhdrs = new blockhdr[blockcnt+1];
for (int i = 0; i < blockcnt; ++i) {
// In the .srm files generated by Rainer Clasen's srmcmd,
// hsecsincemidn is a *signed* 32-bit integer. I haven't seen a
// negative value in any .srm files generated by srmwin.exe, but
// since the number of hundredths of a second in a day is << 2^31,
// it seems safe to always treat this number as signed.
qint32 hsecsincemidn = readLong(in);
blockhdrs[i].chunkcnt = readShort(in);
blockhdrs[i].dt = QDateTime(date);
blockhdrs[i].dt = blockhdrs[i].dt.addMSecs(hsecsincemidn * 10);
}
// fail early to tell devs whats wrong with file
if( in.status() != QDataStream::Ok ){
errorStrings << QString("failed to read block headers" );
return NULL;
}
quint16 zero = readShort(in);
quint16 slope = readShort(in);
quint16 datacnt = readShort(in);
readByte(in); // padding
// fail early to tell devs whats wrong with file
if( in.status() != QDataStream::Ok ){
errorStrings << QString("failed to read calibration data" );
return NULL;
}
result->setTag("Slope", QString("%1")
.arg( 140.0 / 42781 * slope, 0, 'f', 2) );
result->setTag("Zero Offset", QString("%1").arg(zero) );
// SRM5 files have no blocks - synthesize one
if( blockcnt < 1 ){
blockcnt = 0;
blockhdrs[0].chunkcnt = datacnt;
blockhdrs[0].dt = QDateTime(date);
}
int blknum = 0, blkidx = 0, mrknum = 0, interval = 0;
double km = 0.0, secs = 0.0;
if (markercnt > 0)
mrknum = 1;
for (int i = 0; i < datacnt; ++i) {
int cad, hr, watts;
double kph, alt;
double temp=-255;
if (version < 7) {
quint8 ps[3];
in.readRawData((char*) ps, sizeof(ps));
cad = readByte(in);
hr = readByte(in);
kph = (((((unsigned) ps[1]) & 0xf0) << 3)
| (ps[0] & 0x7f)) * 3.0 / 26.0;
watts = (ps[1] & 0x0f) | (ps[2] << 0x4);
alt = 0.0;
}
else {
assert(version == 7);
watts = readShort(in);
cad = readByte(in);
hr = readByte(in);
qint32 kph_tmp = readSignedLong(in);
kph = kph_tmp < 0 ? 0 : kph_tmp * 3.6 / 1000.0;
alt = readSignedLong(in);
temp = 0.1 * readSignedShort(in);
}
if (i == 0) {
result->setStartTime(blockhdrs[blknum].dt);
}
if (mrknum < markers.size() && i == markers[mrknum].end) {
++interval;
++mrknum;
}
// markers count from 1
if ((i > 0) && (mrknum < markers.size()) && (i == markers[mrknum].start - 1))
++interval;
km += result->recIntSecs() * kph / 3600.0;
double nm = watts / 2.0 / PI / cad * 60.0;
result->appendPoint(secs, cad, hr, km, kph, nm, watts, alt, 0.0, 0.0, 0.0, 0.0, temp, 0.0, interval);
++blkidx;
if ((blkidx == blockhdrs[blknum].chunkcnt) && (blknum + 1 < blockcnt)) {
QDateTime end = blockhdrs[blknum].dt.addMSecs(
recintms * blockhdrs[blknum].chunkcnt);
++blknum;
blkidx = 0;
QDateTime start = blockhdrs[blknum].dt;
qint64 endms =
((qint64) end.toTime_t()) * 1000 + end.time().msec();
qint64 startms =
((qint64) start.toTime_t()) * 1000 + start.time().msec();
double diff_secs = (startms - endms) / 1000.0;
if (diff_secs < result->recIntSecs()) {
errorStrings << QString("ERROR: time goes backwards by %1 s"
" on trans " "to block %2"
).arg(diff_secs).arg(blknum);
secs += result->recIntSecs(); // for lack of a better option
}
else {
secs += diff_secs;
}
}
else {
secs += result->recIntSecs();
}
}
// assert some points were found. prevents segfault when looking at
// the overall markers[0].start/.end
// note: we're not checking in.status() to cope with truncated files
if( result->dataPoints().size() < 1 ){
errorStrings << QString("file contains no data points");
return NULL;
}
double last = 0.0;
for (int i = 1; i < markers.size(); ++i) {
const marker &marker = markers[i];
int start = qMin(marker.start, result->dataPoints().size()) - 1;
double start_secs = result->dataPoints()[start]->secs;
int end = qMin(marker.end - 1, result->dataPoints().size() - 1);
double end_secs = result->dataPoints()[end]->secs + result->recIntSecs();
if( last < start_secs )
result->addInterval(last, start_secs, "");
QString note = QString("%1").arg(i);
if( marker.note.length() )
note += QString(" ") + marker.note;
if( start_secs <= end_secs )
result->addInterval(start_secs, end_secs, note );
last = end_secs;
}
if (!markers.empty() && markers.last().end < result->dataPoints().size()) {
double start_secs = result->dataPoints().last()->secs + result->recIntSecs();
result->addInterval(last, start_secs, "");
}
file.close();
return result;
}
int read_page()
{
int sum = 0;
int bytes_read = 0;
char record_command = read_bytes(1, &bytes_read, &sum); // Always 0x89
if ((0xff & record_command) == 0x89)
{
// 1. page # data
int page_number = read_bytes(2, &bytes_read, &sum); // Page #
int data_number = read_bytes(1, &bytes_read, &sum); // # of data in page
if (page_number == 1 || (page_number == 64010 and secs == 0.0)) {
// 2. Training Summary data (60 bytes)";
read_bytes(39, &bytes_read, &sum);
int record_training_flag = read_bytes(1, &bytes_read, &sum); // Training Flag
if ((record_training_flag & 0x01) == 0) {
// Only new lap
rideFile->addInterval(last_interval_secs, secs, QString("%1").arg(interval));
last_interval_secs = secs;
interval ++;
}
read_bytes(20, &bytes_read, &sum); // Don't care
}
if (page_number == 1 || (page_number == 64010 and secs == 0.0)) {
// Section Start time and date data (12 byte)
int sec = read_bsd_byte(&bytes_read, &sum); // Section start time sec
int min = read_bsd_byte(&bytes_read, &sum); // Section start time min
int hour = read_bsd_byte(&bytes_read, &sum); // Section start time hour
int day = read_bsd_byte(&bytes_read, &sum); // Section start time day
int month = read_bytes(1, &bytes_read, &sum); // Section start time month
int year = read_bsd_byte(&bytes_read, &sum); // Section start time year
QDateTime t = QDateTime(QDate(2000+year,month,day), QTime(hour,min,sec));
if (secs == 0.0 || rideFile->startTime().toTime_t()<0) {
rideFile->setStartTime(t);
}
else {
int gap = (t.toTime_t() - rideFile->startTime().toTime_t()) - secs;
secs += gap;
}
read_bytes(5, &bytes_read, &sum); // Don't care
read_bytes(1, &bytes_read, &sum); // Data Flag
data_number--;
}
for (int i = 0; i < data_number; ++i) {
read_graph_data(&secs, &bytes_read, &sum);
}
int finish = 259-bytes_read;
for (int i = 0; i < finish; i++) {
read_bytes(1, &bytes_read, &sum); // to finish
}
read_bytes(1, &bytes_read, &sum); // Checksum
}
return bytes_read;
}
RideFile *SrmFileReader::openRideFile(QFile &file, QStringList &errorStrings) const
{
if (!file.open(QFile::ReadOnly)) {
errorStrings << QString("can't open file %1").arg(file.fileName());
return NULL;
}
QDataStream in(&file);
RideFile *result = new RideFile;
result->setDeviceType("SRM");
char magic[4];
in.readRawData(magic, sizeof(magic));
assert(strncmp(magic, "SRM", 3) == 0);
int version = magic[3] - '0';
assert(version == 5 || version == 6 || version == 7);
quint16 dayssince1880 = readShort(in);
quint16 wheelcirc = readShort(in);
quint8 recint1 = readByte(in);
quint8 recint2 = readByte(in);
quint16 blockcnt = readShort(in);
quint16 markercnt = readShort(in);
readByte(in); // padding
quint8 commentlen = readByte(in);
char comment[71];
in.readRawData(comment, sizeof(comment) - 1);
comment[commentlen - 1] = '\0';
result->setRecIntSecs(((double) recint1) / recint2);
unsigned recintms = (unsigned) round(result->recIntSecs() * 1000.0);
QDate date(1880, 1, 1);
date = date.addDays(dayssince1880);
QVector<marker> markers(markercnt + 1);
for (int i = 0; i <= markercnt; ++i) {
char mcomment[256];
size_t mcommentlen = version < 6 ? 3 : 255;
assert( mcommentlen < sizeof(mcomment) );
in.readRawData(mcomment, mcommentlen );
mcomment[mcommentlen] = '\0';
quint8 active = readByte(in);
quint16 start = readShort(in);
quint16 end = readShort(in);
quint16 avgwatts = readShort(in);
quint16 avghr = readShort(in);
quint16 avgcad = readShort(in);
quint16 avgspeed = readShort(in);
quint16 pwc150 = readShort(in);
// data fixup: Although the data chunk index in srm files starts
// with 1, some srmwin wrote files referencing index 0.
if( end < 1 ) end = 1;
if( start < 1 ) start = 1;
// data fixup: some srmwin versions wrote markers with start > end
if( end < start ){
markers[i].start = end;
markers[i].end = start;
} else {
markers[i].start = start;
markers[i].end = end;
}
(void) active;
(void) avgwatts;
(void) avghr;
(void) avgcad;
(void) avgspeed;
(void) pwc150;
(void) wheelcirc;
}
blockhdr *blockhdrs = new blockhdr[blockcnt+1];
for (int i = 0; i < blockcnt; ++i) {
// In the .srm files generated by Rainer Clasen's srmcmd,
// hsecsincemidn is a *signed* 32-bit integer. I haven't seen a
// negative value in any .srm files generated by srmwin.exe, but
// since the number of hundredths of a second in a day is << 2^31,
// it seems safe to always treat this number as signed.
qint32 hsecsincemidn = readLong(in);
blockhdrs[i].chunkcnt = readShort(in);
blockhdrs[i].dt = QDateTime(date);
blockhdrs[i].dt = blockhdrs[i].dt.addMSecs(hsecsincemidn * 10);
}
quint16 zero = readShort(in);
quint16 slope = readShort(in);
quint16 datacnt = readShort(in);
readByte(in); // padding
(void) zero;
(void) slope;
// SRM5 files have no blocks - synthesize one
if( blockcnt < 1 ){
blockcnt = 0;
blockhdrs[0].chunkcnt = datacnt;
blockhdrs[0].dt = QDateTime(date);
}
int blknum = 0, blkidx = 0, mrknum = 0, interval = 0;
double km = 0.0, secs = 0.0;
if (markercnt > 0)
mrknum = 1;
for (int i = 0; i < datacnt; ++i) {
int cad, hr, watts;
double kph, alt;
if (version < 7) {
quint8 ps[3];
in.readRawData((char*) ps, sizeof(ps));
cad = readByte(in);
hr = readByte(in);
kph = (((((unsigned) ps[1]) & 0xf0) << 3)
| (ps[0] & 0x7f)) * 3.0 / 26.0;
watts = (ps[1] & 0x0f) | (ps[2] << 0x4);
alt = 0.0;
}
else {
assert(version == 7);
watts = readShort(in);
cad = readByte(in);
hr = readByte(in);
kph = readLong(in) * 3.6 / 1000.0;
alt = readLong(in);
double temp = 0.1 * (qint16) readShort(in);
(void) temp; // unused for now
}
if (i == 0) {
result->setStartTime(blockhdrs[blknum].dt);
}
if (mrknum < markers.size() && i == markers[mrknum].end) {
++interval;
++mrknum;
}
// markers count from 1
if ((i > 0) && (mrknum < markers.size()) && (i == markers[mrknum].start - 1))
++interval;
km += result->recIntSecs() * kph / 3600.0;
double nm = watts / 2.0 / PI / cad * 60.0;
result->appendPoint(secs, cad, hr, km, kph, nm, watts, alt, 0.0, 0.0, 0.0, interval);
++blkidx;
if ((blkidx == blockhdrs[blknum].chunkcnt) && (blknum + 1 < blockcnt)) {
QDateTime end = blockhdrs[blknum].dt.addMSecs(
recintms * blockhdrs[blknum].chunkcnt);
++blknum;
blkidx = 0;
QDateTime start = blockhdrs[blknum].dt;
qint64 endms =
((qint64) end.toTime_t()) * 1000 + end.time().msec();
qint64 startms =
((qint64) start.toTime_t()) * 1000 + start.time().msec();
double diff_secs = (startms - endms) / 1000.0;
if (diff_secs < result->recIntSecs()) {
errorStrings << QString("ERROR: time goes backwards by %1 s"
" on trans " "to block %2"
).arg(diff_secs).arg(blknum);
secs += result->recIntSecs(); // for lack of a better option
}
else {
secs += diff_secs;
}
}
else {
secs += result->recIntSecs();
}
}
double last = 0.0;
for (int i = 1; i < markers.size(); ++i) {
const marker &marker = markers[i];
int start = marker.start - 1;
double start_secs = result->dataPoints()[start]->secs;
int end = qMin(marker.end - 1, result->dataPoints().size() - 1);
double end_secs = result->dataPoints()[end]->secs + result->recIntSecs();
result->addInterval(last, start_secs, "");
result->addInterval(start_secs, end_secs, QString("%1").arg(i));
last = end_secs;
}
if (!markers.empty() && markers.last().end < result->dataPoints().size()) {
double start_secs = result->dataPoints().last()->secs + result->recIntSecs();
result->addInterval(last, start_secs, "");
}
file.close();
return result;
}
