X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Faudiosource.cc;h=c08cea962b284d2d0265326015a8f6d36834afd2;hb=f6d29abfc75c460b9e35717f2907e4e61bf38058;hp=3c6d4f81b869bd878ddf483f06b3d2b7175986c0;hpb=d15fda6d751a465d278f477923075d4783f3b1ca;p=ardour.git diff --git a/libs/ardour/audiosource.cc b/libs/ardour/audiosource.cc index 3c6d4f81b8..c08cea962b 100644 --- a/libs/ardour/audiosource.cc +++ b/libs/ardour/audiosource.cc @@ -17,12 +17,15 @@ */ -#include +#ifdef COMPILER_MSVC +#include +#else #include +#include +#endif +#include #include -#include #include -#include #include #include #include @@ -31,6 +34,12 @@ #include #include +#include +#include + +#include +#include + #include #include @@ -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 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; @@ -289,7 +303,7 @@ framecnt_t AudioSource::write (Sample *dst, framecnt_t cnt) { Glib::Threads::Mutex::Lock lm (_lock); - /* any write makes the fill not removable */ + /* any write makes the file not removable */ _flags = Flag (_flags & ~Removable); return write_unlocked (dst, cnt); } @@ -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 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 - <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 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 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 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 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 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 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;