#include <algorithm>
#include <vector>
-#include <boost/scoped_ptr.hpp>
+#include <glib.h>
+#include <glib/gstdio.h>
+
#include <boost/scoped_array.hpp>
+#include <boost/scoped_ptr.hpp>
#include <glibmm/fileutils.h>
#include <glibmm/miscutils.h>
{
struct stat statbuf;
- if (stat (peakpath.c_str(), &statbuf) != 0 || statbuf.st_size == 0) {
+ if (g_stat (peakpath.c_str(), &statbuf) != 0 || statbuf.st_size == 0) {
return;
}
struct utimbuf tbuf;
tbuf.actime = statbuf.st_atime;
- tbuf.modtime = time ((time_t) 0);
+ tbuf.modtime = time ((time_t*) 0);
- utime (peakpath.c_str(), &tbuf);
+ g_utime (peakpath.c_str(), &tbuf);
}
int
string oldpath = peakpath;
if (Glib::file_test (oldpath, Glib::FILE_TEST_EXISTS)) {
- if (rename (oldpath.c_str(), newpath.c_str()) != 0) {
+ if (g_rename (oldpath.c_str(), newpath.c_str()) != 0) {
error << string_compose (_("cannot rename peakfile for %1 from %2 to %3 (%4)"), _name, oldpath, newpath, strerror (errno)) << endmsg;
return -1;
}
peakpath = find_broken_peakfile (peakpath, audio_path);
}
- if (stat (peakpath.c_str(), &statbuf)) {
+ if (g_stat (peakpath.c_str(), &statbuf)) {
if (errno != ENOENT) {
/* it exists in the peaks dir, but there is some kind of error */
if (scale == 1.0) {
+ off_t offset = 0;
off_t first_peak_byte = (start / samples_per_file_peak) * sizeof (PeakData);
-
+ ssize_t bytes_to_read = sizeof (PeakData)* npeaks;
/* open, read, close */
if ((peakfile_fd = peakfile_descriptor->allocate ()) < 0) {
DEBUG_TRACE (DEBUG::Peaks, "DIRECT PEAKS\n");
-#ifndef WIN32
- nread = ::pread (peakfile_fd, peaks, sizeof (PeakData)* npeaks, first_peak_byte);
-#endif
+ offset = lseek (peakfile_fd, first_peak_byte, SEEK_SET);
- if (nread != sizeof (PeakData) * npeaks) {
+ if (offset != first_peak_byte) {
+ error << string_compose(_("AudioSource: could not seek to correct location in peak file \"%1\" (%2)"), peakpath, strerror (errno)) << endmsg;
+ return -1;
+ }
+
+ nread = ::read (peakfile_fd, peaks, bytes_to_read);
+
+ if (nread != bytes_to_read) {
DEBUG_TRACE (DEBUG::Peaks, string_compose ("[%1]: Cannot read peaks from peakfile! (read only %2 not %3 at sample %4 = byte %5 )\n"
, _name, nread, npeaks, start, first_peak_byte));
return -1;
uint32_t start_byte = current_stored_peak * sizeof(PeakData);
tnp = min ((framecnt_t)(_length/samples_per_file_peak - current_stored_peak), (framecnt_t) expected_peaks);
to_read = min (chunksize, tnp);
+ ssize_t bytes_to_read = sizeof (PeakData) * to_read;
DEBUG_TRACE (DEBUG::Peaks, string_compose ("reading %1 bytes from peakfile @ %2\n"
- , sizeof (PeakData) * to_read, start_byte));
+ , bytes_to_read, start_byte));
+
-#ifndef WIN32
- if ((nread = ::pread (peakfile_fd, staging.get(), sizeof (PeakData) * to_read, start_byte))
- != sizeof (PeakData) * to_read) {
+ off_t offset = lseek (peakfile_fd, start_byte, SEEK_SET);
+
+ if (offset != start_byte) {
+ error << string_compose(_("AudioSource: could not seek to correct location in peak file \"%1\" (%2)"), peakpath, strerror (errno)) << endmsg;
+ return -1;
+ }
+
+ if ((nread = ::read (peakfile_fd, staging.get(), bytes_to_read)) != bytes_to_read) {
off_t fend = lseek (peakfile_fd, 0, SEEK_END);
, _name, (nread / sizeof(PeakData)), to_read, g_strerror (errno), start_byte, _length, fend, ((_length - current_frame)/samples_per_file_peak), npeaks));
return -1;
}
-#endif
i = 0;
stored_peaks_read = nread / sizeof(PeakData);
}
int
AudioSource::build_peaks_from_scratch ()
{
- Sample* buf = 0;
-
const framecnt_t bufsize = 65536; // 256kB per disk read for mono data is about ideal
DEBUG_TRACE (DEBUG::Peaks, "Building peaks from scratch\n");
framecnt_t cnt = _length;
_peaks_built = false;
- buf = new Sample[bufsize];
+ boost::scoped_array<Sample> buf(new Sample[bufsize]);
while (cnt) {
framecnt_t frames_to_read = min (bufsize, cnt);
framecnt_t frames_read;
- if ((frames_read = read_unlocked (buf, current_frame, frames_to_read)) != frames_to_read) {
+ if ((frames_read = read_unlocked (buf.get(), current_frame, frames_to_read)) != frames_to_read) {
error << string_compose(_("%1: could not write read raw data for peak computation (%2)"), _name, strerror (errno)) << endmsg;
done_with_peakfile_writes (false);
goto out;
}
- if (compute_and_write_peaks (buf, current_frame, frames_read, true, false, _FPP)) {
+ if (compute_and_write_peaks (buf.get(), current_frame, frames_read, true, false, _FPP)) {
break;
}
out:
if (ret) {
DEBUG_TRACE (DEBUG::Peaks, string_compose("Could not write peak data, attempting to remove peakfile %1\n", peakpath));
- unlink (peakpath.c_str());
+ ::g_unlink (peakpath.c_str());
}
- delete [] buf;
-
return ret;
}
AudioSource::compute_and_write_peaks (Sample* buf, framecnt_t first_frame, framecnt_t cnt,
bool force, bool intermediate_peaks_ready, framecnt_t fpp)
{
- Sample* buf2 = 0;
framecnt_t to_do;
uint32_t peaks_computed;
- PeakData* peakbuf = 0;
- int ret = -1;
framepos_t current_frame;
framecnt_t frames_done;
const size_t blocksize = (128 * 1024);
off_t first_peak_byte;
+ boost::scoped_array<Sample> buf2;
if (_peakfile_descriptor == 0) {
prepare_for_peakfile_writes ();
off_t byte = (peak_leftover_frame / fpp) * sizeof (PeakData);
-#ifndef WIN32
- if (::pwrite (_peakfile_fd, &x, sizeof (PeakData), byte) != sizeof (PeakData)) {
+ off_t offset = lseek (_peakfile_fd, byte, SEEK_SET);
+
+ if (offset != byte) {
+ error << string_compose(_("%1: could not seek in peak file data (%2)"), _name, strerror (errno)) << endmsg;
+ return -1;
+ }
+
+ if (::write (_peakfile_fd, &x, sizeof (PeakData)) != sizeof (PeakData)) {
error << string_compose(_("%1: could not write peak file data (%2)"), _name, strerror (errno)) << endmsg;
- goto out;
+ return -1;
}
-#endif
+
_peak_byte_max = max (_peak_byte_max, (off_t) (byte + sizeof(PeakData)));
{
/* make a new contiguous buffer containing leftovers and the new stuff */
to_do = cnt + peak_leftover_cnt;
- buf2 = new Sample[to_do];
+ buf2.reset(new Sample[to_do]);
/* the remnants */
- memcpy (buf2, peak_leftovers, peak_leftover_cnt * sizeof (Sample));
+ memcpy (buf2.get(), peak_leftovers, peak_leftover_cnt * sizeof (Sample));
/* the new stuff */
- memcpy (buf2+peak_leftover_cnt, buf, cnt * sizeof (Sample));
+ memcpy (buf2.get()+peak_leftover_cnt, buf, cnt * sizeof (Sample));
/* no more leftovers */
peak_leftover_cnt = 0;
/* use the temporary buffer */
- buf = buf2;
+ buf = buf2.get();
/* make sure that when we write into the peakfile, we startup where we left off */
to_do = cnt;
}
- peakbuf = new PeakData[(to_do/fpp)+1];
+ boost::scoped_array<PeakData> peakbuf(new PeakData[(to_do/fpp)+1]);
peaks_computed = 0;
current_frame = first_frame;
frames_done = 0;
}
}
-#ifndef WIN32
- if (::pwrite (_peakfile_fd, peakbuf, sizeof (PeakData) * peaks_computed, first_peak_byte) != (ssize_t) (sizeof (PeakData) * peaks_computed)) {
+
+ off_t offset = lseek(_peakfile_fd, first_peak_byte, SEEK_SET);
+
+ if (offset != first_peak_byte) {
+ error << string_compose(_("%1: could not seek in peak file data (%2)"), _name, strerror (errno)) << endmsg;
+ return -1;
+ }
+
+ ssize_t bytes_to_write = sizeof (PeakData) * peaks_computed;
+
+ ssize_t bytes_written = ::write (_peakfile_fd, peakbuf.get(), bytes_to_write);
+
+ if (bytes_written != bytes_to_write) {
error << string_compose(_("%1: could not write peak file data (%2)"), _name, strerror (errno)) << endmsg;
- goto out;
+ return -1;
}
-#endif
- _peak_byte_max = max (_peak_byte_max, (off_t) (first_peak_byte + sizeof(PeakData)*peaks_computed));
+ _peak_byte_max = max (_peak_byte_max, (off_t) (first_peak_byte + bytes_to_write));
if (frames_done) {
Glib::Threads::Mutex::Lock lm (_peaks_ready_lock);
}
}
- ret = 0;
-
- out:
- delete [] peakbuf;
- delete [] buf2;
-
- return ret;
+ return 0;
}
void