projects
/
dcpomatic.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
Emit no audio from DCPs if none is mapped
[dcpomatic.git]
/
src
/
lib
/
audio_ring_buffers.cc
diff --git
a/src/lib/audio_ring_buffers.cc
b/src/lib/audio_ring_buffers.cc
index 21c4b6a5c1084123c71d82706653615e96aab709..d21f20968d5d087d5e668d95b6cbff6cd1ad1cbf 100644
(file)
--- a/
src/lib/audio_ring_buffers.cc
+++ b/
src/lib/audio_ring_buffers.cc
@@
-1,5
+1,5
@@
/*
/*
- Copyright (C) 2016-20
18
Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2016-20
21
Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
This file is part of DCP-o-matic.
@@
-18,26
+18,29
@@
*/
*/
+
#include "audio_ring_buffers.h"
#include "dcpomatic_assert.h"
#include "exceptions.h"
#include "audio_ring_buffers.h"
#include "dcpomatic_assert.h"
#include "exceptions.h"
-#include <boost/foreach.hpp>
#include <iostream>
#include <iostream>
+
using std::min;
using std::cout;
using std::make_pair;
using std::pair;
using std::list;
using std::min;
using std::cout;
using std::make_pair;
using std::pair;
using std::list;
-using
boost
::shared_ptr;
+using
std
::shared_ptr;
using boost::optional;
using boost::optional;
+using namespace dcpomatic;
+
AudioRingBuffers::AudioRingBuffers ()
AudioRingBuffers::AudioRingBuffers ()
- : _used_in_head (0)
{
}
{
}
+
/** @param frame_rate Frame rate in use; this is only used to check timing consistency of the incoming data */
void
AudioRingBuffers::put (shared_ptr<const AudioBuffers> data, DCPTime time, int frame_rate)
/** @param frame_rate Frame rate in use; this is only used to check timing consistency of the incoming data */
void
AudioRingBuffers::put (shared_ptr<const AudioBuffers> data, DCPTime time, int frame_rate)
@@
-56,6
+59,7
@@
AudioRingBuffers::put (shared_ptr<const AudioBuffers> data, DCPTime time, int fr
_buffers.push_back(make_pair(data, time));
}
_buffers.push_back(make_pair(data, time));
}
+
/** @return time of the returned data; if it's not set this indicates an underrun */
optional<DCPTime>
AudioRingBuffers::get (float* out, int channels, int frames)
/** @return time of the returned data; if it's not set this indicates an underrun */
optional<DCPTime>
AudioRingBuffers::get (float* out, int channels, int frames)
@@
-71,17
+75,16
@@
AudioRingBuffers::get (float* out, int channels, int frames)
*out++ = 0;
}
}
*out++ = 0;
}
}
- cout << "audio underrun; missing " << frames << "!\n";
return time;
}
return time;
}
-
pair<shared_ptr<const AudioBuffers>, DCPTime>
front = _buffers.front ();
+
auto
front = _buffers.front ();
if (!time) {
time = front.second + DCPTime::from_frames(_used_in_head, 48000);
}
int const to_do = min (frames, front.first->frames() - _used_in_head);
if (!time) {
time = front.second + DCPTime::from_frames(_used_in_head, 48000);
}
int const to_do = min (frames, front.first->frames() - _used_in_head);
- float** p = front.first->data();
+ float*
const
* p = front.first->data();
int const c = min (front.first->channels(), channels);
for (int i = 0; i < to_do; ++i) {
for (int j = 0; j < c; ++j) {
int const c = min (front.first->channels(), channels);
for (int i = 0; i < to_do; ++i) {
for (int j = 0; j < c; ++j) {
@@
-103,6
+106,18
@@
AudioRingBuffers::get (float* out, int channels, int frames)
return time;
}
return time;
}
+
+optional<DCPTime>
+AudioRingBuffers::peek () const
+{
+ boost::mutex::scoped_lock lm (_mutex);
+ if (_buffers.empty()) {
+ return {};
+ }
+ return _buffers.front().second;
+}
+
+
void
AudioRingBuffers::clear ()
{
void
AudioRingBuffers::clear ()
{
@@
-111,13
+126,14
@@
AudioRingBuffers::clear ()
_used_in_head = 0;
}
_used_in_head = 0;
}
+
Frame
AudioRingBuffers::size () const
{
boost::mutex::scoped_lock lm (_mutex);
Frame s = 0;
Frame
AudioRingBuffers::size () const
{
boost::mutex::scoped_lock lm (_mutex);
Frame s = 0;
- for (
list<pair<shared_ptr<const AudioBuffers>, DCPTime> >::const_iterator i = _buffers.begin(); i != _buffers.end(); ++i
) {
- s += i
->
first->frames();
+ for (
auto const& i: _buffers
) {
+ s += i
.
first->frames();
}
return s - _used_in_head;
}
}
return s - _used_in_head;
}