#include <cstdio>
#include <glibmm/fileutils.h>
+#include <glibmm/miscutils.h>
#include "pbd/error.h"
-#include "pbd/convert.h"
-#include "pbd/enumwriter.h"
#include "ardour/audioplaylist.h"
#include "ardour/audio_playlist_source.h"
#include "ardour/audioregion.h"
-#include "ardour/debug.h"
+#include "ardour/filename_extensions.h"
#include "ardour/session.h"
#include "ardour/session_directory.h"
-#include "ardour/session_playlists.h"
-#include "ardour/source_factory.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
using namespace std;
using namespace ARDOUR;
using namespace PBD;
-AudioPlaylistSource::AudioPlaylistSource (Session& s, const std::string& name, boost::shared_ptr<AudioPlaylist> p,
- uint32_t chn, frameoffset_t begin, framecnt_t len, bool copy, Source::Flag flags)
+AudioPlaylistSource::AudioPlaylistSource (Session& s, const ID& orig, const std::string& name, boost::shared_ptr<AudioPlaylist> p,
+ uint32_t chn, sampleoffset_t begin, samplecnt_t len, Source::Flag flags)
: Source (s, DataType::AUDIO, name)
+ , PlaylistSource (s, orig, name, p, DataType::AUDIO, begin, len, flags)
, AudioSource (s, name)
, _playlist_channel (chn)
{
- /* PlaylistSources are never writable, renameable, removable or destructive */
- _flags = Flag (_flags & ~(Writable|CanRename|Removable|RemovableIfEmpty|RemoveAtDestroy|Destructive));
-
- if (!copy) {
- _playlist = p;
- _playlist_offset = begin;
- _playlist_length = len;
- } else {
- _playlist.reset (new AudioPlaylist (p, begin, len, "XXXNAMEXXX", true));
- _playlist_offset = 0;
- _playlist_length = len;
- }
-
- _peak_path = tempnam (_session.session_directory().peak_path().to_string().c_str(), "apspk");
+ AudioSource::_length = len;
+ ensure_buffers_for_level (_level, _session.sample_rate());
}
AudioPlaylistSource::AudioPlaylistSource (Session& s, const XMLNode& node)
- : Source (s, DataType::AUDIO, "toBeRenamed")
+ : Source (s, node)
+ , PlaylistSource (s, node)
, AudioSource (s, node)
{
/* PlaylistSources are never writable, renameable, removable or destructive */
_flags = Flag (_flags & ~(Writable|CanRename|Removable|RemovableIfEmpty|RemoveAtDestroy|Destructive));
-
- set_state (node, 3000);
+
+ /* ancestors have already called ::set_state() in their XML-based
+ constructors.
+ */
+
+ if (set_state (node, Stateful::loading_state_version, false)) {
+ throw failed_constructor ();
+ }
+
+ AudioSource::_length = _playlist_length;
}
AudioPlaylistSource::~AudioPlaylistSource ()
AudioPlaylistSource::get_state ()
{
XMLNode& node (AudioSource::get_state ());
- char buf[64];
- snprintf (buf, sizeof (buf), "%" PRIi64, _playlist_offset);
- node.add_property ("offset", buf);
- snprintf (buf, sizeof (buf), "%" PRIu64, _playlist_length);
- node.add_property ("length", buf);
- snprintf (buf, sizeof (buf), "%" PRIu32, _playlist_channel);
- node.add_property ("channel", buf);
- node.add_property ("name", name());
- node.add_property ("peak-path", _peak_path);
+
+ /* merge PlaylistSource state */
+
+ PlaylistSource::add_state (node);
+
+ node.set_property ("channel", _playlist_channel);
return node;
}
int
-AudioPlaylistSource::set_state (const XMLNode& node, int /* version */)
+AudioPlaylistSource::set_state (const XMLNode& node, int version)
{
- /* get playlist ID */
-
- const XMLProperty *prop = node.property (X_("playlist"));
-
- if (!prop) {
- throw failed_constructor ();
- }
-
- PBD::ID id (prop->value());
-
- /* get playlist */
-
- boost::shared_ptr<Playlist> p = _session.playlists->by_id (id);
-
- if (!p) {
- throw failed_constructor ();
- }
-
- /* other properties */
-
- if ((prop = node.property (X_("name"))) == 0) {
- throw failed_constructor ();
- }
-
- set_name (prop->value());
-
- if ((prop = node.property (X_("offset"))) == 0) {
- throw failed_constructor ();
- }
- sscanf (prop->value().c_str(), "%" PRIi64, &_playlist_offset);
+ return set_state (node, version, true);
+}
- if ((prop = node.property (X_("length"))) == 0) {
- throw failed_constructor ();
+int
+AudioPlaylistSource::set_state (const XMLNode& node, int version, bool with_descendants)
+{
+ if (with_descendants) {
+ if (Source::set_state (node, version) ||
+ PlaylistSource::set_state (node, version) ||
+ AudioSource::set_state (node, version)) {
+ return -1;
+ }
}
- sscanf (prop->value().c_str(), "%" PRIu64, &_playlist_length);
-
- if ((prop = node.property (X_("channel"))) == 0) {
- throw failed_constructor ();
- }
+ pair<samplepos_t,samplepos_t> extent = _playlist->get_extent();
- sscanf (prop->value().c_str(), "%" PRIu32, &_playlist_channel);
+ AudioSource::_length = extent.second - extent.first;
- if ((prop = node.property (X_("peak-path"))) == 0) {
+ if (!node.get_property (X_("channel"), _playlist_channel)) {
throw failed_constructor ();
}
- _peak_path = prop->value ();
+ ensure_buffers_for_level (_level, _session.sample_rate());
return 0;
}
-framecnt_t
-AudioPlaylistSource::read_unlocked (Sample* dst, framepos_t start, framecnt_t cnt) const
+samplecnt_t
+AudioPlaylistSource::read_unlocked (Sample* dst, samplepos_t start, samplecnt_t cnt) const
{
- framecnt_t to_read;
- framecnt_t to_zero;
- pair<framepos_t,framepos_t> extent = _playlist->get_extent();
+ boost::shared_array<Sample> sbuf;
+ boost::shared_array<gain_t> gbuf;
+ samplecnt_t to_read;
+ samplecnt_t to_zero;
/* we must be careful not to read beyond the end of our "section" of
* the playlist, because otherwise we may read data that exists, but
to_zero = 0;
}
- _playlist->read (dst, 0, 0, start+_playlist_offset, to_read, _playlist_channel);
-
+ {
+ /* Don't need to hold the lock for the actual read, and
+ actually, we cannot, but we do want to interlock
+ with any changes to the list of buffers caused
+ by creating new nested playlists/sources
+ */
+ Glib::Threads::Mutex::Lock lm (_level_buffer_lock);
+ sbuf = _mixdown_buffers[_level-1];
+ gbuf = _gain_buffers[_level-1];
+ }
+
+ boost::dynamic_pointer_cast<AudioPlaylist>(_playlist)->read (dst, sbuf.get(), gbuf.get(), start+_playlist_offset, to_read, _playlist_channel);
+
if (to_zero) {
memset (dst+to_read, 0, sizeof (Sample) * to_zero);
}
return cnt;
}
-framecnt_t
-AudioPlaylistSource::write_unlocked (Sample *src, framecnt_t cnt)
+samplecnt_t
+AudioPlaylistSource::write_unlocked (Sample *, samplecnt_t)
{
fatal << string_compose (_("programming error: %1"), "AudioPlaylistSource::write() called - should be impossible") << endmsg;
- /*NOTREACHED*/
+ abort(); /*NOTREACHED*/
return 0;
}
return 1;
}
- boost::shared_ptr<Region> r = _playlist->region_list().front ();
+ boost::shared_ptr<Region> r = _playlist->region_list_property().front ();
boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion> (r);
return ar->audio_source()->n_channels ();
/* use just the first region to decide */
if (empty()) {
- _session.frame_rate ();
+ _session.sample_rate ();
}
- boost::shared_ptr<Region> r = _playlist->region_list().front ();
+ boost::shared_ptr<Region> r = _playlist->region_list_property().front ();
boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion> (r);
return ar->audio_source()->sample_rate ();
int
AudioPlaylistSource::setup_peakfile ()
{
- /* the peak data is setup once and once only
- */
-
- if (!Glib::file_test (_peak_path, Glib::FILE_TEST_EXISTS)) {
- /* the 2nd argument here will be passed
- in to ::peak_path, and is irrelevant
- since our peak file path is fixed and
- not dependent on anything.
- */
-
- return initialize_peakfile (true, string());
- }
- return 0;
+ _peak_path = Glib::build_filename (_session.session_directory().peak_path(), name() + ARDOUR::peakfile_suffix);
+ return initialize_peakfile (string());
}
string
-AudioPlaylistSource::peak_path (string /*audio_path*/)
+AudioPlaylistSource::construct_peak_filepath (const string& /*audio_path_*/, const bool /* in_session */, const bool /* old_peak_name */) const
{
return _peak_path;
}
+
+