mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-27 02:43:07 +00:00
28 lines
842 B
C
28 lines
842 B
C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim:set ts=2 sw=2 sts=2 et cindent: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef VORBISUTILS_H_
|
|
#define VORBISUTILS_H_
|
|
|
|
#ifdef MOZ_SAMPLE_TYPE_S16
|
|
#include <ogg/os_types.h>
|
|
typedef ogg_int32_t VorbisPCMValue;
|
|
|
|
#define MOZ_CLIP_TO_15(x) ((x)<-32768?-32768:(x)<=32767?(x):32767)
|
|
// Convert the output of vorbis_synthesis_pcmout to a AudioDataValue
|
|
#define MOZ_CONVERT_VORBIS_SAMPLE(x) \
|
|
(static_cast<AudioDataValue>(MOZ_CLIP_TO_15((x)>>9)))
|
|
|
|
#else /* MOZ_SAMPLE_TYPE_FLOAT32 */
|
|
|
|
typedef float VorbisPCMValue;
|
|
|
|
#define MOZ_CONVERT_VORBIS_SAMPLE(x) (x)
|
|
|
|
#endif
|
|
|
|
#endif /* VORBISUTILS_H_ */
|