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flacAudioCursor.h
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file flacAudioCursor.h
10 * @author rdb
11 * @date 2013-08-23
12 */
13
14#ifndef FLACAUDIOCURSOR_H
15#define FLACAUDIOCURSOR_H
16
17#include "pandabase.h"
18#include "movieAudioCursor.h"
19
20#define DR_FLAC_NO_STDIO
21extern "C" {
22 #include "dr_flac.h"
23}
24
25class FlacAudio;
26
27/**
28 * Implements decoding of FLAC audio files.
29 *
30 * @see FlacAudio
31 * @since 1.10.0
32 */
33class EXPCL_PANDA_MOVIES FlacAudioCursor : public MovieAudioCursor {
34PUBLISHED:
35 explicit FlacAudioCursor(FlacAudio *src, std::istream *stream);
36 virtual ~FlacAudioCursor();
37 virtual void seek(double offset);
38
39public:
40 virtual void read_samples(int n, int16_t *data);
41
42 bool _is_valid;
43
44protected:
45 drflac *_drflac;
46 std::istream *_stream;
47
48public:
49 static TypeHandle get_class_type() {
50 return _type_handle;
51 }
52 static void init_type() {
53 MovieAudioCursor::init_type();
54 register_type(_type_handle, "FlacAudioCursor",
55 MovieAudioCursor::get_class_type());
56 }
57 virtual TypeHandle get_type() const {
58 return get_class_type();
59 }
60 virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
61
62private:
63 static TypeHandle _type_handle;
64};
65
66#include "flacAudioCursor.I"
67
68#endif // FLACAUDIOCURSOR_H
Implements decoding of FLAC audio files.
Reads FLAC audio files.
Definition flacAudio.h:27
A MovieAudio is actually any source that provides a sequence of audio samples.
virtual void seek(double offset)
Skips to the specified offset within the file.
void read_samples(int n, Datagram *dg)
Read audio samples from the stream into a Datagram.
TypeHandle is the identifier used to differentiate C++ class types.
Definition typeHandle.h:81
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...