Panda3D
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ffmpegAudio.cxx
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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 ffmpegAudio.cxx
10 * @author jyelon
11 * @date 2007-08-01
12 */
13
14#include "config_ffmpeg.h"
15#include "ffmpegAudio.h"
16#include "ffmpegAudioCursor.h"
17#include "dcast.h"
18
19TypeHandle FfmpegAudio::_type_handle;
20
21/**
22 * xxx
23 */
25FfmpegAudio(const Filename &name) :
26 MovieAudio(name)
27{
28 _filename = name;
29}
30
31/**
32 * xxx
33 */
37
38/**
39 * Open this audio, returning a MovieAudioCursor
40 */
41PT(MovieAudioCursor) FfmpegAudio::
42open() {
43 PT(FfmpegAudioCursor) result = new FfmpegAudioCursor(this);
44 if (result->_format_ctx == nullptr) {
45 ffmpeg_cat.error() << "Could not open " << _filename << "\n";
46 return nullptr;
47 } else {
48 return (MovieAudioCursor*)(FfmpegAudioCursor*)result;
49 }
50}
51
52/**
53 * Obtains a MovieAudio that references a file.
54 */
55PT(MovieAudio) FfmpegAudio::
56make(const Filename &name) {
57 return DCAST(MovieAudio, new FfmpegAudio(name));
58}
A stream that generates a sequence of audio samples.
virtual ~FfmpegAudio()
xxx
FfmpegAudio(const Filename &name)
xxx
The name of a file, such as a texture file or an Egg file.
Definition filename.h:44
A MovieAudio is actually any source that provides a sequence of audio samples.
A MovieAudio is actually any source that provides a sequence of audio samples.
Definition movieAudio.h:44
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.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.