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-rw-r--r--libs/ardour/audiosource.cc248
1 files changed, 113 insertions, 135 deletions
diff --git a/libs/ardour/audiosource.cc b/libs/ardour/audiosource.cc
index 3c6d4f81b8..d0b6205cb2 100644
--- a/libs/ardour/audiosource.cc
+++ b/libs/ardour/audiosource.cc
@@ -17,12 +17,15 @@
*/
-#include <sys/stat.h>
+#ifdef COMPILER_MSVC
+#include <sys/utime.h>
+#else
#include <unistd.h>
+#include <utime.h>
+#endif
+#include <sys/stat.h>
#include <fcntl.h>
-#include <poll.h>
#include <float.h>
-#include <utime.h>
#include <cerrno>
#include <ctime>
#include <cmath>
@@ -31,6 +34,12 @@
#include <algorithm>
#include <vector>
+#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>
@@ -42,6 +51,8 @@
#include "i18n.h"
+#include "ardour/debug.h"
+
using namespace std;
using namespace ARDOUR;
using namespace PBD;
@@ -173,9 +184,9 @@ AudioSource::peaks_ready (boost::function<void()> doThisWhenReady, ScopedConnect
void
AudioSource::touch_peakfile ()
{
- struct stat statbuf;
+ GStatBuf 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;
}
@@ -184,7 +195,7 @@ AudioSource::touch_peakfile ()
tbuf.actime = statbuf.st_atime;
tbuf.modtime = time ((time_t*) 0);
- utime (peakpath.c_str(), &tbuf);
+ g_utime (peakpath.c_str(), &tbuf);
}
int
@@ -195,7 +206,7 @@ AudioSource::rename_peakfile (string newpath)
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;
}
@@ -209,17 +220,19 @@ AudioSource::rename_peakfile (string newpath)
int
AudioSource::initialize_peakfile (string audio_path)
{
- struct stat statbuf;
+ GStatBuf statbuf;
peakpath = peak_path (audio_path);
+ DEBUG_TRACE(DEBUG::Peaks, string_compose ("Initialize Peakfile %1 for Audio file %2\n", peakpath, audio_path));
+
/* if the peak file should be there, but isn't .... */
if (!empty() && !Glib::file_test (peakpath.c_str(), Glib::FILE_TEST_EXISTS)) {
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 */
@@ -227,7 +240,7 @@ AudioSource::initialize_peakfile (string audio_path)
return -1;
}
- /* peakfile does not exist */
+ DEBUG_TRACE(DEBUG::Peaks, string_compose("Peakfile %1 does not exist\n", peakpath));
_peaks_built = false;
@@ -236,7 +249,7 @@ AudioSource::initialize_peakfile (string audio_path)
/* we found it in the peaks dir, so check it out */
if (statbuf.st_size == 0 || (statbuf.st_size < (off_t) ((length(_timeline_position) / _FPP) * sizeof (PeakData)))) {
- // empty
+ DEBUG_TRACE(DEBUG::Peaks, string_compose("Peakfile %1 is empty\n", peakpath));
_peaks_built = false;
} else {
// Check if the audio file has changed since the peakfile was built.
@@ -248,6 +261,7 @@ AudioSource::initialize_peakfile (string audio_path)
/* no audio path - nested source or we can't
read it or ... whatever, use the peakfile as-is.
*/
+ DEBUG_TRACE(DEBUG::Peaks, string_compose("Error when calling stat on Peakfile %1\n", peakpath));
_peaks_built = true;
_peak_byte_max = statbuf.st_size;
@@ -316,28 +330,15 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
int32_t to_read;
uint32_t nread;
framecnt_t zero_fill = 0;
- int ret = -1;
- PeakData* staging = 0;
- Sample* raw_staging = 0;
- FdFileDescriptor* peakfile_descriptor = new FdFileDescriptor (peakpath, false, 0664);
+ boost::scoped_ptr<FdFileDescriptor> peakfile_descriptor(new FdFileDescriptor (peakpath, false, 0664));
int peakfile_fd = -1;
expected_peaks = (cnt / (double) samples_per_file_peak);
scale = npeaks/expected_peaks;
-#undef DEBUG_READ_PEAKS
-#ifdef DEBUG_READ_PEAKS
- cerr << "======>RP: npeaks = " << npeaks
- << " start = " << start
- << " cnt = " << cnt
- << " len = " << _length
- << " samples_per_visual_peak =" << samples_per_visual_peak
- << " expected was " << expected_peaks << " ... scale = " << scale
- << " PD ptr = " << peaks
- <<endl;
-
-#endif
+ DEBUG_TRACE (DEBUG::Peaks, string_compose (" ======>RP: npeaks = %1 start = %2 cnt = %3 len = %4 samples_per_visual_peak = %5 expected was %6 ... scale = %7 PD ptr = %8\n"
+ , npeaks, start, cnt, _length, samples_per_visual_peak, expected_peaks, scale, peaks));
/* fix for near-end-of-file conditions */
@@ -353,16 +354,15 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
if (npeaks == cnt) {
-#ifdef DEBUG_READ_PEAKS
- cerr << "RAW DATA\n";
-#endif
+ DEBUG_TRACE (DEBUG::Peaks, "RAW DATA\n");
+
/* no scaling at all, just get the sample data and duplicate it for
both max and min peak values.
*/
- Sample* raw_staging = new Sample[cnt];
+ boost::scoped_array<Sample> raw_staging(new Sample[cnt]);
- if (read_unlocked (raw_staging, start, cnt) != cnt) {
+ if (read_unlocked (raw_staging.get(), start, cnt) != cnt) {
error << _("cannot read sample data for unscaled peak computation") << endmsg;
return -1;
}
@@ -372,43 +372,35 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
peaks[i].min = raw_staging[i];
}
- delete peakfile_descriptor;
- delete [] raw_staging;
return 0;
}
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) {
error << string_compose(_("AudioSource: cannot open peakpath (a) \"%1\" (%2)"), peakpath, strerror (errno)) << endmsg;
- delete peakfile_descriptor;
return -1;
}
-#ifdef DEBUG_READ_PEAKS
- cerr << "DIRECT PEAKS\n";
-#endif
+ DEBUG_TRACE (DEBUG::Peaks, "DIRECT PEAKS\n");
- nread = ::pread (peakfile_fd, peaks, sizeof (PeakData)* npeaks, first_peak_byte);
-
- if (nread != sizeof (PeakData) * npeaks) {
- cerr << "AudioSource["
- << _name
- << "]: cannot read peaks from peakfile! (read only "
- << nread
- << " not "
- << npeaks
- << "at sample "
- << start
- << " = byte "
- << first_peak_byte
- << ')'
- << endl;
- delete peakfile_descriptor;
+ offset = lseek (peakfile_fd, first_peak_byte, SEEK_SET);
+
+ 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;
}
@@ -416,7 +408,6 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
memset (&peaks[npeaks], 0, sizeof (PeakData) * zero_fill);
}
- delete peakfile_descriptor;
return 0;
}
@@ -425,9 +416,8 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
if (scale < 1.0) {
-#ifdef DEBUG_READ_PEAKS
- cerr << "DOWNSAMPLE\n";
-#endif
+ DEBUG_TRACE (DEBUG::Peaks, "DOWNSAMPLE\n");
+
/* the caller wants:
- more frames-per-peak (lower resolution) than the peakfile, or to put it another way,
@@ -440,7 +430,7 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
const framecnt_t chunksize = (framecnt_t) min (expected_peaks, 65536.0);
- staging = new PeakData[chunksize];
+ boost::scoped_array<PeakData> staging(new PeakData[chunksize]);
/* compute the rounded up frame position */
@@ -461,8 +451,6 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
if ((peakfile_fd = peakfile_descriptor->allocate ()) < 0) {
error << string_compose(_("AudioSource: cannot open peakpath (b) \"%1\" (%2)"), peakpath, strerror (errno)) << endmsg;
- delete peakfile_descriptor;
- delete [] staging;
return 0;
}
@@ -473,33 +461,27 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
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;
-#ifdef DEBUG_READ_PEAKS
- cerr << "read " << sizeof (PeakData) * to_read << " from peakfile @ " << start_byte << endl;
-#endif
+ DEBUG_TRACE (DEBUG::Peaks, string_compose ("reading %1 bytes from peakfile @ %2\n"
+ , bytes_to_read, start_byte));
- if ((nread = ::pread (peakfile_fd, staging, sizeof (PeakData) * to_read, start_byte))
- != sizeof (PeakData) * to_read) {
- off_t fend = lseek (peakfile_fd, 0, SEEK_END);
+ off_t offset = lseek (peakfile_fd, start_byte, SEEK_SET);
- cerr << "AudioSource["
- << _name
- << "]: cannot read peak data from peakfile ("
- << (nread / sizeof(PeakData))
- << " peaks instead of "
- << to_read
- << ") ("
- << strerror (errno)
- << ')'
- << " at start_byte = " << start_byte
- << " _length = " << _length << " versus len = " << fend
- << " expected maxpeaks = " << (_length - current_frame)/samples_per_file_peak
- << " npeaks was " << npeaks
- << endl;
- goto out;
+ 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);
+
+ DEBUG_TRACE (DEBUG::Peaks, string_compose ("[%1]: cannot read peak data from peakfile (%2 peaks instead of %3) (%4) at start_byte = %5 _length = %6 versus len = %7 expected maxpeaks = %8 npeaks was %9"
+ , _name, (nread / sizeof(PeakData)), to_read, g_strerror (errno), start_byte, _length, fend, ((_length - current_frame)/samples_per_file_peak), npeaks));
+ return -1;
+ }
i = 0;
stored_peaks_read = nread / sizeof(PeakData);
}
@@ -531,13 +513,10 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
memset (&peaks[npeaks], 0, sizeof (PeakData) * zero_fill);
}
- ret = 0;
-
} else {
-#ifdef DEBUG_READ_PEAKS
- cerr << "UPSAMPLE\n";
-#endif
+ DEBUG_TRACE (DEBUG::Peaks, "UPSAMPLE\n");
+
/* the caller wants
- less frames-per-peak (more resolution)
@@ -552,7 +531,7 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
framecnt_t i = 0;
framecnt_t nvisual_peaks = 0;
framecnt_t chunksize = (framecnt_t) min (cnt, (framecnt_t) 4096);
- raw_staging = new Sample[chunksize];
+ boost::scoped_array<Sample> raw_staging(new Sample[chunksize]);
framepos_t frame_pos = start;
double pixel_pos = floor (frame_pos / samples_per_visual_peak);
@@ -577,18 +556,18 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
this loop early
*/
- memset (raw_staging, 0, sizeof (Sample) * chunksize);
+ memset (raw_staging.get(), 0, sizeof (Sample) * chunksize);
} else {
to_read = min (chunksize, (_length - current_frame));
- if ((frames_read = read_unlocked (raw_staging, current_frame, to_read)) == 0) {
+ if ((frames_read = read_unlocked (raw_staging.get(), current_frame, to_read)) == 0) {
error << string_compose(_("AudioSource[%1]: peak read - cannot read %2 samples at offset %3 of %4 (%5)"),
_name, to_read, current_frame, _length, strerror (errno))
<< endmsg;
- goto out;
+ return -1;
}
}
@@ -616,32 +595,19 @@ AudioSource::read_peaks_with_fpp (PeakData *peaks, framecnt_t npeaks, framepos_t
if (zero_fill) {
memset (&peaks[npeaks], 0, sizeof (PeakData) * zero_fill);
}
-
- ret = 0;
}
- out:
- delete peakfile_descriptor;
-
- delete [] staging;
- delete [] raw_staging;
-
-#ifdef DEBUG_READ_PEAKS
- cerr << "RP DONE\n";
-#endif
-
- return ret;
+ DEBUG_TRACE (DEBUG::Peaks, "READPEAKS DONE\n");
+ return 0;
}
-#undef DEBUG_PEAK_BUILD
-
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");
+
int ret = -1;
{
@@ -657,20 +623,20 @@ AudioSource::build_peaks_from_scratch ()
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;
}
@@ -691,11 +657,10 @@ AudioSource::build_peaks_from_scratch ()
out:
if (ret) {
- unlink (peakpath.c_str());
+ DEBUG_TRACE (DEBUG::Peaks, string_compose("Could not write peak data, attempting to remove peakfile %1\n", peakpath));
+ ::g_unlink (peakpath.c_str());
}
- delete [] buf;
-
return ret;
}
@@ -739,15 +704,13 @@ int
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 ();
@@ -770,9 +733,16 @@ AudioSource::compute_and_write_peaks (Sample* buf, framecnt_t first_frame, frame
off_t byte = (peak_leftover_frame / fpp) * sizeof (PeakData);
- 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;
}
_peak_byte_max = max (_peak_byte_max, (off_t) (byte + sizeof(PeakData)));
@@ -798,19 +768,19 @@ AudioSource::compute_and_write_peaks (Sample* buf, framecnt_t first_frame, frame
/* 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 */
@@ -820,7 +790,7 @@ AudioSource::compute_and_write_peaks (Sample* buf, framecnt_t first_frame, frame
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;
@@ -877,18 +847,31 @@ AudioSource::compute_and_write_peaks (Sample* buf, framecnt_t first_frame, frame
off_t target_length = blocksize * ((first_peak_byte + blocksize + 1) / blocksize);
if (endpos < target_length) {
+ DEBUG_TRACE(DEBUG::Peaks, string_compose ("Truncating Peakfile %1\n", peakpath));
if (ftruncate (_peakfile_fd, target_length)) {
/* error doesn't actually matter so continue on without testing */
}
}
}
- 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;
}
- _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);
@@ -898,13 +881,7 @@ AudioSource::compute_and_write_peaks (Sample* buf, framecnt_t first_frame, frame
}
}
- ret = 0;
-
- out:
- delete [] peakbuf;
- delete [] buf2;
-
- return ret;
+ return 0;
}
void
@@ -921,6 +898,7 @@ AudioSource::truncate_peakfile ()
off_t end = lseek (_peakfile_fd, 0, SEEK_END);
if (end > _peak_byte_max) {
+ DEBUG_TRACE(DEBUG::Peaks, string_compose ("Truncating Peakfile %1\n", peakpath));
if (ftruncate (_peakfile_fd, _peak_byte_max)) {
error << string_compose (_("could not truncate peakfile %1 to %2 (error: %3)"),
peakpath, _peak_byte_max, errno) << endmsg;
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-06 23:25:03 +0000