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De-templatify Evoral::SMF which has no concept of time other than SMF time.

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git-svn-id: svn://localhost/ardour2/branches/3.0@4571 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
David Robillard 2009-02-15 01:32:41 +00:00
parent 5a48f99f72
commit 5d519f8bb1
7 changed files with 33 additions and 51 deletions
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2
libs/ardour/ardour/smf_source.h
View file

@ -34,7 +34,7 @@ namespace ARDOUR {
template<typename T> class MidiRingBuffer; template<typename T> class MidiRingBuffer;
/** Standard Midi File (Type 0) Source */ /** Standard Midi File (Type 0) Source */
class SMFSource : public MidiSource, public Evoral::SMF<double> { class SMFSource : public MidiSource, public Evoral::SMF {
public: public:
enum Flag { enum Flag {
Writable = 0x1, Writable = 0x1,

8
libs/ardour/import.cc
View file

@ -309,7 +309,7 @@ write_audio_data_to_new_files (ImportableSource* source, Session::import_status&
} }
static void static void
write_midi_data_to_new_files (Evoral::SMF<double>* source, Session::import_status& status, write_midi_data_to_new_files (Evoral::SMF* source, Session::import_status& status,
vector<boost::shared_ptr<Source> >& newfiles) vector<boost::shared_ptr<Source> >& newfiles)
{ {
uint32_t buf_size = 4; uint32_t buf_size = 4;
@ -402,8 +402,8 @@ Session::import_audiofiles (import_status& status)
p != status.paths.end() && !status.cancel; p != status.paths.end() && !status.cancel;
++p, ++cnt) ++p, ++cnt)
{ {
boost::shared_ptr<ImportableSource> source; boost::shared_ptr<ImportableSource> source;
std::auto_ptr< Evoral::SMF<double> > smf_reader; std::auto_ptr<Evoral::SMF> smf_reader;
const DataType type = ((*p).rfind(".mid") != string::npos) ? const DataType type = ((*p).rfind(".mid") != string::npos) ?
DataType::MIDI : DataType::AUDIO; DataType::MIDI : DataType::AUDIO;
@ -419,7 +419,7 @@ Session::import_audiofiles (import_status& status)
} else { } else {
try { try {
smf_reader = std::auto_ptr< Evoral::SMF<double> >(new Evoral::SMF<double>()); smf_reader = std::auto_ptr<Evoral::SMF>(new Evoral::SMF());
smf_reader->open(*p); smf_reader->open(*p);
channels = smf_reader->num_tracks(); channels = smf_reader->num_tracks();
} catch (...) { } catch (...) {

18
libs/ardour/smf_source.cc
View file

@ -50,7 +50,7 @@ string SMFSource::_search_path;
SMFSource::SMFSource (Session& s, std::string path, Flag flags) SMFSource::SMFSource (Session& s, std::string path, Flag flags)
: MidiSource (s, region_name_from_path(path, false)) : MidiSource (s, region_name_from_path(path, false))
, Evoral::SMF<double> () , Evoral::SMF ()
, _flags (Flag(flags | Writable)) // FIXME: this needs to be writable for now , _flags (Flag(flags | Writable)) // FIXME: this needs to be writable for now
, _allow_remove_if_empty(true) , _allow_remove_if_empty(true)
, _last_ev_time(0) , _last_ev_time(0)
@ -144,7 +144,7 @@ SMFSource::read_unlocked (MidiRingBuffer<nframes_t>& dst, nframes_t start, nfram
size_t scratch_size = 0; // keep track of scratch to minimize reallocs size_t scratch_size = 0; // keep track of scratch to minimize reallocs
// FIXME: don't seek to start and search every read (brutal!) // FIXME: don't seek to start and search every read (brutal!)
Evoral::SMF<double>::seek_to_start(); Evoral::SMF::seek_to_start();
// FIXME: assumes tempo never changes after start // FIXME: assumes tempo never changes after start
const double frames_per_beat = _session.tempo_map().tempo_at(_timeline_position).frames_per_beat( const double frames_per_beat = _session.tempo_map().tempo_at(_timeline_position).frames_per_beat(
@ -153,7 +153,7 @@ SMFSource::read_unlocked (MidiRingBuffer<nframes_t>& dst, nframes_t start, nfram
const uint64_t start_ticks = (uint64_t)((start / frames_per_beat) * ppqn()); const uint64_t start_ticks = (uint64_t)((start / frames_per_beat) * ppqn());
while (!Evoral::SMF<double>::eof()) { while (!Evoral::SMF::eof()) {
int ret = read_event(&ev_delta_t, &ev_size, &ev_buffer); int ret = read_event(&ev_delta_t, &ev_size, &ev_buffer);
if (ret == -1) { // EOF if (ret == -1) { // EOF
//cerr << "SMF - EOF\n"; //cerr << "SMF - EOF\n";
@ -250,7 +250,7 @@ SMFSource::write_unlocked (MidiRingBuffer<nframes_t>& src, nframes_t cnt)
set_default_controls_interpolation(); set_default_controls_interpolation();
} }
Evoral::SMF<double>::flush(); Evoral::SMF::flush();
free(buf); free(buf);
const nframes_t oldlen = _length; const nframes_t oldlen = _length;
@ -300,7 +300,7 @@ SMFSource::append_event_unlocked(EventTimeUnit unit, const Evoral::Event<double>
delta_time = (uint32_t)((ev.time() - last_event_time()) * ppqn()); delta_time = (uint32_t)((ev.time() - last_event_time()) * ppqn());
} }
Evoral::SMF<double>::append_event_delta(delta_time, ev.size(), ev.buffer()); Evoral::SMF::append_event_delta(delta_time, ev.size(), ev.buffer());
_last_ev_time = ev.time(); _last_ev_time = ev.time();
_write_data_count += ev.size(); _write_data_count += ev.size();
@ -356,7 +356,7 @@ void
SMFSource::mark_streaming_midi_write_started (NoteMode mode, nframes_t start_frame) SMFSource::mark_streaming_midi_write_started (NoteMode mode, nframes_t start_frame)
{ {
MidiSource::mark_streaming_midi_write_started (mode, start_frame); MidiSource::mark_streaming_midi_write_started (mode, start_frame);
Evoral::SMF<double>::begin_write (); Evoral::SMF::begin_write ();
_last_ev_time = 0; _last_ev_time = 0;
} }
@ -370,7 +370,7 @@ SMFSource::mark_streaming_write_completed ()
} }
_model->set_edited(false); _model->set_edited(false);
Evoral::SMF<double>::end_write (); Evoral::SMF::end_write ();
} }
void void
@ -634,7 +634,7 @@ SMFSource::load_model(bool lock, bool force_reload)
} }
_model->start_write(); _model->start_write();
Evoral::SMF<double>::seek_to_start(); Evoral::SMF::seek_to_start();
uint64_t time = 0; /* in SMF ticks */ uint64_t time = 0; /* in SMF ticks */
Evoral::Event<double> ev; Evoral::Event<double> ev;
@ -706,6 +706,6 @@ SMFSource::destroy_model()
void void
SMFSource::flush_midi() SMFSource::flush_midi()
{ {
Evoral::SMF<double>::end_write(); Evoral::SMF::end_write();
} }

6
libs/evoral/evoral/SMF.hpp
View file

@ -29,15 +29,11 @@ typedef smf_track_struct smf_track_t;
namespace Evoral { namespace Evoral {
template<typename Time> class Event; #define THROW_FILE_ERROR throw(FileError)
template<typename Time> class EventRingBuffer;
#define THROW_FILE_ERROR throw(typename SMF<Time>::FileError)
/** Standard Midi File. /** Standard Midi File.
* Currently only tempo-based time of a given PPQN is supported. * Currently only tempo-based time of a given PPQN is supported.
*/ */
template<typename Time>
class SMF { class SMF {
public: public:
class FileError : public std::exception { class FileError : public std::exception {

37
libs/evoral/src/SMF.cpp
View file

@ -29,8 +29,7 @@ using namespace std;
namespace Evoral { namespace Evoral {
template<typename Time> SMF::~SMF()
SMF<Time>::~SMF()
{ {
if (_smf) { if (_smf) {
smf_delete(_smf); smf_delete(_smf);
@ -39,16 +38,14 @@ SMF<Time>::~SMF()
} }
} }
template<typename Time>
uint16_t uint16_t
SMF<Time>::num_tracks() const SMF::num_tracks() const
{ {
return _smf->number_of_tracks; return _smf->number_of_tracks;
} }
template<typename Time>
uint16_t uint16_t
SMF<Time>::ppqn() const SMF::ppqn() const
{ {
return _smf->ppqn; return _smf->ppqn;
} }
@ -56,9 +53,8 @@ SMF<Time>::ppqn() const
/** Seek to the specified track (1-based indexing) /** Seek to the specified track (1-based indexing)
* \return 0 on success * \return 0 on success
*/ */
template<typename Time>
int int
SMF<Time>::seek_to_track(int track) SMF::seek_to_track(int track)
{ {
_smf_track = smf_get_track_by_number(_smf, track); _smf_track = smf_get_track_by_number(_smf, track);
if (_smf_track != NULL) { if (_smf_track != NULL) {
@ -75,9 +71,8 @@ SMF<Time>::seek_to_track(int track)
* -1 if the file can not be opened or created * -1 if the file can not be opened or created
* -2 if the file exists but specified track does not exist * -2 if the file exists but specified track does not exist
*/ */
template<typename Time>
int int
SMF<Time>::open(const std::string& path, int track) THROW_FILE_ERROR SMF::open(const std::string& path, int track) THROW_FILE_ERROR
{ {
assert(track >= 1); assert(track >= 1);
if (_smf) { if (_smf) {
@ -113,9 +108,8 @@ SMF<Time>::open(const std::string& path, int track) THROW_FILE_ERROR
* -1 if the file can not be created * -1 if the file can not be created
* -2 if the track can not be created * -2 if the track can not be created
*/ */
template<typename Time>
int int
SMF<Time>::create(const std::string& path, int track, uint16_t ppqn) THROW_FILE_ERROR SMF::create(const std::string& path, int track, uint16_t ppqn) THROW_FILE_ERROR
{ {
assert(track >= 1); assert(track >= 1);
if (_smf) { if (_smf) {
@ -149,9 +143,8 @@ SMF<Time>::create(const std::string& path, int track, uint16_t ppqn) THROW_FILE_
return 0; return 0;
} }
template<typename Time>
void void
SMF<Time>::close() THROW_FILE_ERROR SMF::close() THROW_FILE_ERROR
{ {
if (_smf) { if (_smf) {
if (smf_save(_smf, _path.c_str()) != 0) { if (smf_save(_smf, _path.c_str()) != 0) {
@ -163,9 +156,8 @@ SMF<Time>::close() THROW_FILE_ERROR
} }
} }
template<typename Time>
void void
SMF<Time>::seek_to_start() const SMF::seek_to_start() const
{ {
_smf_track->next_event_number = 1; _smf_track->next_event_number = 1;
} }
@ -184,9 +176,8 @@ SMF<Time>::seek_to_start() const
* \return event length (including status byte) on success, 0 if event was * \return event length (including status byte) on success, 0 if event was
* skipped (e.g. a meta event), or -1 on EOF (or end of track). * skipped (e.g. a meta event), or -1 on EOF (or end of track).
*/ */
template<typename Time>
int int
SMF<Time>::read_event(uint32_t* delta_t, uint32_t* size, uint8_t** buf) const SMF::read_event(uint32_t* delta_t, uint32_t* size, uint8_t** buf) const
{ {
smf_event_t* event; smf_event_t* event;
@ -221,9 +212,8 @@ SMF<Time>::read_event(uint32_t* delta_t, uint32_t* size, uint8_t** buf) const
} }
} }
template<typename Time>
void void
SMF<Time>::append_event_delta(uint32_t delta_t, uint32_t size, const uint8_t* buf) SMF::append_event_delta(uint32_t delta_t, uint32_t size, const uint8_t* buf)
{ {
if (size == 0) { if (size == 0) {
return; return;
@ -244,9 +234,8 @@ SMF<Time>::append_event_delta(uint32_t delta_t, uint32_t size, const uint8_t* bu
_empty = false; _empty = false;
} }
template<typename Time>
void void
SMF<Time>::begin_write() SMF::begin_write()
{ {
assert(_smf_track); assert(_smf_track);
smf_track_delete(_smf_track); smf_track_delete(_smf_track);
@ -258,14 +247,12 @@ SMF<Time>::begin_write()
assert(_smf->number_of_tracks == 1); assert(_smf->number_of_tracks == 1);
} }
template<typename Time>
void void
SMF<Time>::end_write() THROW_FILE_ERROR SMF::end_write() THROW_FILE_ERROR
{ {
if (smf_save(_smf, _path.c_str()) != 0) if (smf_save(_smf, _path.c_str()) != 0)
throw FileError(); throw FileError();
} }
template class SMF<double>;
} // namespace Evoral } // namespace Evoral

4
libs/evoral/test/SMFTest.cpp
View file

@ -7,7 +7,7 @@ CPPUNIT_TEST_SUITE_REGISTRATION( SMFTest );
void void
SMFTest::createNewFileTest () SMFTest::createNewFileTest ()
{ {
TestSMF<Time> smf; TestSMF smf;
smf.create("NewFile.mid"); smf.create("NewFile.mid");
smf.close(); smf.close();
CPPUNIT_ASSERT(access("NewFile.mid", R_OK) == 0); CPPUNIT_ASSERT(access("NewFile.mid", R_OK) == 0);
@ -17,7 +17,7 @@ SMFTest::createNewFileTest ()
void void
SMFTest::takeFiveTest () SMFTest::takeFiveTest ()
{ {
TestSMF<Time> smf; TestSMF smf;
smf.open("./test/testdata/TakeFive.mid"); smf.open("./test/testdata/TakeFive.mid");
CPPUNIT_ASSERT(!smf.is_empty()); CPPUNIT_ASSERT(!smf.is_empty());

9
libs/evoral/test/SMFTest.hpp
View file

@ -25,22 +25,21 @@
using namespace Evoral; using namespace Evoral;
template<typename Time> class TestSMF : public SMF {
class TestSMF : public SMF<Time> {
public: public:
std::string path() const { return _path; } std::string path() const { return _path; }
int open(const std::string& path) THROW_FILE_ERROR { int open(const std::string& path) THROW_FILE_ERROR {
_path = path; _path = path;
return SMF<Time>::open(path); return SMF::open(path);
} }
void close() THROW_FILE_ERROR { void close() THROW_FILE_ERROR {
return SMF<Time>::close(); return SMF::close();
} }
int read_event(uint32_t* delta_t, uint32_t* size, uint8_t** buf) const { int read_event(uint32_t* delta_t, uint32_t* size, uint8_t** buf) const {
return SMF<Time>::read_event(delta_t, size, buf); return SMF::read_event(delta_t, size, buf);
} }
private: private: