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codec: Allow building without libosmocore 

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
This commit is contained in:
Sylvain Munaut 2017-12-02 19:40:58 +01:00
parent 982cba9029
commit 6f7b0702a6
5 changed files with 40 additions and 4 deletions
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10
codec/Makefile
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@ -1,6 +1,12 @@
CC=gcc
CFLAGS=`pkg-config libosmocore --cflags` -Wall -O2 -march=native
LDLIBS=`pkg-config libosmocore --libs` -lm
CFLAGS=-Wall -O2 -march=native
LDLIBS=-lm
CHK_LIBOSMOCORE_RV=$(shell pkg-config --exists libosmocore; echo $$?)
ifeq ($(CHK_LIBOSMOCORE_RV),0)
CFLAGS+=`pkg-config libosmocore --cflags` -DHAVE_LIBOSMOCORE
LDLIBS+=`pkg-config libosmocore --libs`
endif
OBJS=ir77_ambe_decode

24
codec/compat_bits.h Normal file
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@ -0,0 +1,24 @@
#ifndef __OSMO_IR77_AMBE_COMPAT_BITS_H__
#define __OSMO_IR77_AMBE_COMPAT_BITS_H__
#include <stdint.h>
typedef uint8_t ubit_t;
typedef uint8_t pbit_t;
static inline int
osmo_pbit2ubit_ext(
ubit_t *out, unsigned int out_ofs,
const pbit_t *in, unsigned int in_ofs,
unsigned int num_bits, int lsb_mode)
{
int i, ip, bn;
for (i=0; i<num_bits; i++) {
ip = in_ofs + i;
bn = lsb_mode ? (ip&7) : (7-(ip&7));
out[out_ofs+i] = !!(in[ip>>3] & (1<<bn));
}
return out_ofs + num_bits;
}
#endif /* __OSMO_IR77_AMBE_COMPAT_BITS_H__ */

4
codec/ecc.c
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@ -25,7 +25,11 @@
* \brief Iridium AMBE vocoder ECC routines
*/
#ifdef HAVE_LIBOSMOCORE
#include <osmocom/core/bits.h>
#else
#include "compat_bits.h"
#endif
#include "ecc_tables.h"

2
codec/frame.c
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@ -32,8 +32,6 @@
#include <math.h>
#include <osmocom/core/bits.h>
#include "private.h"

4
codec/private.h
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@ -29,7 +29,11 @@
* \brief Iridium AMBE vocoder private header
*/
#ifdef HAVE_LIBOSMOCORE
#include <osmocom/core/bits.h>
#else
#include "compat_bits.h"
#endif
#define AMBE_RATE 8000 /*!< \brief AMBE sample rate (Hz) */