opus_defines.h

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/* Copyright (c) 2010-2011 Xiph.Org Foundation, Skype Limited
   Written by Jean-Marc Valin and Koen Vos */
/*
   Redistribution and use in source and binary forms, with or without
   modification, are permitted provided that the following conditions
   are met:

   - Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.

   - Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in the
   documentation and/or other materials provided with the distribution.

   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
   OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef OPUS_DEFINES_H
#define OPUS_DEFINES_H

#include "opus_types.h"

#ifdef __cplusplus
extern "C" {
#endif

#define OPUS_OK                0

#define OPUS_BAD_ARG          -1

#define OPUS_BUFFER_TOO_SMALL -2

#define OPUS_INTERNAL_ERROR   -3

#define OPUS_INVALID_PACKET   -4

#define OPUS_UNIMPLEMENTED    -5

#define OPUS_INVALID_STATE    -6

#define OPUS_ALLOC_FAIL       -7

#ifndef OPUS_EXPORT
# if defined(WIN32)
#  ifdef OPUS_BUILD
#   define OPUS_EXPORT __declspec(dllexport)
#  else
#   define OPUS_EXPORT
#  endif
# elif defined(__GNUC__) && defined(OPUS_BUILD)
#  define OPUS_EXPORT __attribute__ ((visibility ("default")))
# else
#  define OPUS_EXPORT
# endif
#endif

# if !defined(OPUS_GNUC_PREREQ)
#  if defined(__GNUC__)&&defined(__GNUC_MINOR__)
#   define OPUS_GNUC_PREREQ(_maj,_min) \
 ((__GNUC__<<16)+__GNUC_MINOR__>=((_maj)<<16)+(_min))
#  else
#   define OPUS_GNUC_PREREQ(_maj,_min) 0
#  endif
# endif

#if (!defined(__STDC_VERSION__) || (__STDC_VERSION__ < 199901L) )
# if OPUS_GNUC_PREREQ(3,0)
#  define OPUS_RESTRICT __restrict__
# elif (defined(_MSC_VER) && _MSC_VER >= 1400)
#  define OPUS_RESTRICT __restrict
# else
#  define OPUS_RESTRICT
# endif
#else
# define OPUS_RESTRICT restrict
#endif

#if defined(__GNUC__) && OPUS_GNUC_PREREQ(3, 4)
# define OPUS_WARN_UNUSED_RESULT __attribute__ ((__warn_unused_result__))
#else
# define OPUS_WARN_UNUSED_RESULT
#endif
#if !defined(OPUS_BUILD) && defined(__GNUC__) && OPUS_GNUC_PREREQ(3, 4)
# define OPUS_ARG_NONNULL(_x)  __attribute__ ((__nonnull__(_x)))
#else
# define OPUS_ARG_NONNULL(_x)
#endif

#define OPUS_SET_APPLICATION_REQUEST         4000
#define OPUS_GET_APPLICATION_REQUEST         4001
#define OPUS_SET_BITRATE_REQUEST             4002
#define OPUS_GET_BITRATE_REQUEST             4003
#define OPUS_SET_MAX_BANDWIDTH_REQUEST       4004
#define OPUS_GET_MAX_BANDWIDTH_REQUEST       4005
#define OPUS_SET_VBR_REQUEST                 4006
#define OPUS_GET_VBR_REQUEST                 4007
#define OPUS_SET_BANDWIDTH_REQUEST           4008
#define OPUS_GET_BANDWIDTH_REQUEST           4009
#define OPUS_SET_COMPLEXITY_REQUEST          4010
#define OPUS_GET_COMPLEXITY_REQUEST          4011
#define OPUS_SET_INBAND_FEC_REQUEST          4012
#define OPUS_GET_INBAND_FEC_REQUEST          4013
#define OPUS_SET_PACKET_LOSS_PERC_REQUEST    4014
#define OPUS_GET_PACKET_LOSS_PERC_REQUEST    4015
#define OPUS_SET_DTX_REQUEST                 4016
#define OPUS_GET_DTX_REQUEST                 4017
#define OPUS_SET_VBR_CONSTRAINT_REQUEST      4020
#define OPUS_GET_VBR_CONSTRAINT_REQUEST      4021
#define OPUS_SET_FORCE_CHANNELS_REQUEST      4022
#define OPUS_GET_FORCE_CHANNELS_REQUEST      4023
#define OPUS_SET_SIGNAL_REQUEST              4024
#define OPUS_GET_SIGNAL_REQUEST              4025
#define OPUS_GET_LOOKAHEAD_REQUEST           4027
/* #define OPUS_RESET_STATE 4028 */
#define OPUS_GET_SAMPLE_RATE_REQUEST         4029
#define OPUS_GET_FINAL_RANGE_REQUEST         4031
#define OPUS_GET_PITCH_REQUEST               4033
#define OPUS_SET_GAIN_REQUEST                4034
#define OPUS_GET_GAIN_REQUEST                4045 /* Should have been 4035 */
#define OPUS_SET_LSB_DEPTH_REQUEST           4036
#define OPUS_GET_LSB_DEPTH_REQUEST           4037

#define OPUS_GET_LAST_PACKET_DURATION_REQUEST 4039

/* Don't use 4045, it's already taken by OPUS_GET_GAIN_REQUEST */

/* Macros to trigger compilation errors when the wrong types are provided to a CTL */
#define __opus_check_int(x) (((void)((x) == (opus_int32)0)), (opus_int32)(x))
#define __opus_check_int_ptr(ptr) ((ptr) + ((ptr) - (opus_int32*)(ptr)))
#define __opus_check_uint_ptr(ptr) ((ptr) + ((ptr) - (opus_uint32*)(ptr)))

/* Values for the various encoder CTLs */
#define OPUS_AUTO                           -1000 
#define OPUS_BITRATE_MAX                       -1 
#define OPUS_APPLICATION_VOIP                2048

#define OPUS_APPLICATION_AUDIO               2049

#define OPUS_APPLICATION_RESTRICTED_LOWDELAY 2051

#define OPUS_SIGNAL_VOICE                    3001 
#define OPUS_SIGNAL_MUSIC                    3002 
#define OPUS_BANDWIDTH_NARROWBAND            1101 
#define OPUS_BANDWIDTH_MEDIUMBAND            1102 
#define OPUS_BANDWIDTH_WIDEBAND              1103 
#define OPUS_BANDWIDTH_SUPERWIDEBAND         1104 
#define OPUS_BANDWIDTH_FULLBAND              1105 
#define OPUS_SET_COMPLEXITY(x) OPUS_SET_COMPLEXITY_REQUEST, __opus_check_int(x)

#define OPUS_GET_COMPLEXITY(x) OPUS_GET_COMPLEXITY_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_BITRATE(x) OPUS_SET_BITRATE_REQUEST, __opus_check_int(x)

#define OPUS_GET_BITRATE(x) OPUS_GET_BITRATE_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_VBR(x) OPUS_SET_VBR_REQUEST, __opus_check_int(x)

#define OPUS_GET_VBR(x) OPUS_GET_VBR_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_VBR_CONSTRAINT(x) OPUS_SET_VBR_CONSTRAINT_REQUEST, __opus_check_int(x)

#define OPUS_GET_VBR_CONSTRAINT(x) OPUS_GET_VBR_CONSTRAINT_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_FORCE_CHANNELS(x) OPUS_SET_FORCE_CHANNELS_REQUEST, __opus_check_int(x)

#define OPUS_GET_FORCE_CHANNELS(x) OPUS_GET_FORCE_CHANNELS_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_MAX_BANDWIDTH(x) OPUS_SET_MAX_BANDWIDTH_REQUEST, __opus_check_int(x)

#define OPUS_GET_MAX_BANDWIDTH(x) OPUS_GET_MAX_BANDWIDTH_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_BANDWIDTH(x) OPUS_SET_BANDWIDTH_REQUEST, __opus_check_int(x)

#define OPUS_SET_SIGNAL(x) OPUS_SET_SIGNAL_REQUEST, __opus_check_int(x)

#define OPUS_GET_SIGNAL(x) OPUS_GET_SIGNAL_REQUEST, __opus_check_int_ptr(x)


#define OPUS_SET_APPLICATION(x) OPUS_SET_APPLICATION_REQUEST, __opus_check_int(x)

#define OPUS_GET_APPLICATION(x) OPUS_GET_APPLICATION_REQUEST, __opus_check_int_ptr(x)

#define OPUS_GET_SAMPLE_RATE(x) OPUS_GET_SAMPLE_RATE_REQUEST, __opus_check_int_ptr(x)

#define OPUS_GET_LOOKAHEAD(x) OPUS_GET_LOOKAHEAD_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_INBAND_FEC(x) OPUS_SET_INBAND_FEC_REQUEST, __opus_check_int(x)

#define OPUS_GET_INBAND_FEC(x) OPUS_GET_INBAND_FEC_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_PACKET_LOSS_PERC(x) OPUS_SET_PACKET_LOSS_PERC_REQUEST, __opus_check_int(x)

#define OPUS_GET_PACKET_LOSS_PERC(x) OPUS_GET_PACKET_LOSS_PERC_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_DTX(x) OPUS_SET_DTX_REQUEST, __opus_check_int(x)

#define OPUS_GET_DTX(x) OPUS_GET_DTX_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_LSB_DEPTH(x) OPUS_SET_LSB_DEPTH_REQUEST, __opus_check_int(x)

#define OPUS_GET_LSB_DEPTH(x) OPUS_GET_LSB_DEPTH_REQUEST, __opus_check_int_ptr(x)

#define OPUS_GET_LAST_PACKET_DURATION(x) OPUS_GET_LAST_PACKET_DURATION_REQUEST, __opus_check_int_ptr(x)

#define OPUS_RESET_STATE 4028

#define OPUS_GET_FINAL_RANGE(x) OPUS_GET_FINAL_RANGE_REQUEST, __opus_check_uint_ptr(x)

#define OPUS_GET_PITCH(x) OPUS_GET_PITCH_REQUEST, __opus_check_int_ptr(x)

#define OPUS_GET_BANDWIDTH(x) OPUS_GET_BANDWIDTH_REQUEST, __opus_check_int_ptr(x)

#define OPUS_SET_GAIN(x) OPUS_SET_GAIN_REQUEST, __opus_check_int(x)

#define OPUS_GET_GAIN(x) OPUS_GET_GAIN_REQUEST, __opus_check_int_ptr(x)

OPUS_EXPORT const char *opus_strerror(int error);

OPUS_EXPORT const char *opus_get_version_string(void);
#ifdef __cplusplus
}
#endif

#endif /* OPUS_DEFINES_H */