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-rw-r--r--src/polypcore/sconv.c169
1 files changed, 0 insertions, 169 deletions
diff --git a/src/polypcore/sconv.c b/src/polypcore/sconv.c
deleted file mode 100644
index c557be67..00000000
--- a/src/polypcore/sconv.c
+++ /dev/null
@@ -1,169 +0,0 @@
-/* $Id$ */
-
-/***
- This file is part of polypaudio.
-
- polypaudio is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as published
- by the Free Software Foundation; either version 2 of the License,
- or (at your option) any later version.
-
- polypaudio is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with polypaudio; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- USA.
-***/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <assert.h>
-
-#include <liboil/liboilfuncs.h>
-#include <liboil/liboil.h>
-
-#include <polypcore/g711.h>
-
-#include "endianmacros.h"
-#include "sconv-s16le.h"
-#include "sconv-s16be.h"
-
-#include "sconv.h"
-
-static void u8_to_float32ne(unsigned n, const void *a, float *b) {
- const uint8_t *ca = a;
- static const double add = -128.0/127.0, factor = 1.0/127.0;
-
- assert(a);
- assert(b);
-
- oil_scaleconv_f32_u8(b, ca, n, &add, &factor);
-}
-
-static void u8_from_float32ne(unsigned n, const float *a, void *b) {
- uint8_t *cb = b;
- static const double add = 128.0, factor = 127.0;
-
- assert(a);
- assert(b);
-
- oil_scaleconv_u8_f32(cb, a, n, &add, &factor);
-}
-
-static void float32ne_to_float32ne(unsigned n, const void *a, float *b) {
- assert(a);
- assert(b);
-
- oil_memcpy(b, a, sizeof(float) * n);
-}
-
-static void float32ne_from_float32ne(unsigned n, const float *a, void *b) {
- assert(a);
- assert(b);
-
- oil_memcpy(b, a, sizeof(float) * n);
-}
-
-static void ulaw_to_float32ne(unsigned n, const void *a, float *b) {
- const uint8_t *ca = a;
-
- assert(a);
- assert(b);
-
- for (; n > 0; n--)
- *(b++) = st_ulaw2linear16(*(ca++)) * 1.0F / 0x7FFF;
-}
-
-static void ulaw_from_float32ne(unsigned n, const float *a, void *b) {
- uint8_t *cb = b;
-
- assert(a);
- assert(b);
-
- for (; n > 0; n--) {
- float v = *(a++);
-
- if (v > 1)
- v = 1;
-
- if (v < -1)
- v = -1;
-
- *(cb++) = st_14linear2ulaw((int16_t) (v * 0x1FFF));
- }
-}
-
-static void alaw_to_float32ne(unsigned n, const void *a, float *b) {
- const uint8_t *ca = a;
-
- assert(a);
- assert(b);
-
- for (; n > 0; n--)
- *(b++) = st_alaw2linear16(*(ca++)) * 1.0F / 0x7FFF;
-}
-
-static void alaw_from_float32ne(unsigned n, const float *a, void *b) {
- uint8_t *cb = b;
-
- assert(a);
- assert(b);
-
- for (; n > 0; n--) {
- float v = *(a++);
-
- if (v > 1)
- v = 1;
-
- if (v < -1)
- v = -1;
-
- *(cb++) = st_13linear2alaw((int16_t) (v * 0xFFF));
- }
-}
-
-pa_convert_to_float32ne_func_t pa_get_convert_to_float32ne_function(pa_sample_format_t f) {
- switch(f) {
- case PA_SAMPLE_U8:
- return u8_to_float32ne;
- case PA_SAMPLE_S16LE:
- return pa_sconv_s16le_to_float32ne;
- case PA_SAMPLE_S16BE:
- return pa_sconv_s16be_to_float32ne;
- case PA_SAMPLE_FLOAT32NE:
- return float32ne_to_float32ne;
- case PA_SAMPLE_ALAW:
- return alaw_to_float32ne;
- case PA_SAMPLE_ULAW:
- return ulaw_to_float32ne;
- default:
- return NULL;
- }
-}
-
-pa_convert_from_float32ne_func_t pa_get_convert_from_float32ne_function(pa_sample_format_t f) {
- switch(f) {
- case PA_SAMPLE_U8:
- return u8_from_float32ne;
- case PA_SAMPLE_S16LE:
- return pa_sconv_s16le_from_float32ne;
- case PA_SAMPLE_S16BE:
- return pa_sconv_s16be_from_float32ne;
- case PA_SAMPLE_FLOAT32NE:
- return float32ne_from_float32ne;
- case PA_SAMPLE_ALAW:
- return alaw_from_float32ne;
- case PA_SAMPLE_ULAW:
- return ulaw_from_float32ne;
- default:
- return NULL;
- }
-}