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-rw-r--r--src/sconv.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/src/sconv.c b/src/sconv.c
deleted file mode 100644
index dd9dd241..00000000
--- a/src/sconv.c
+++ /dev/null
@@ -1,137 +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 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 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 "endianmacros.h"
-#include "sconv.h"
-
-#include "sconv-s16le.h"
-#include "sconv-s16be.h"
-
-static void u8_to_float32(unsigned n, const void *a, unsigned an, float *b) {
- unsigned i;
- const uint8_t *ca = a;
- assert(n && a && an && b);
-
- for (; n > 0; n--) {
- float sum = 0;
-
- for (i = 0; i < an; i++) {
- uint8_t v = *(ca++);
- sum += (((float) v)-127)/127;
- }
-
- if (sum > 1)
- sum = 1;
- if (sum < -1)
- sum = -1;
-
- *(b++) = sum;
- }
-}
-
-static void u8_from_float32(unsigned n, const float *a, void *b, unsigned bn) {
- unsigned i;
- uint8_t *cb = b;
-
- assert(n && a && b && bn);
- for (; n > 0; n--) {
- float v = *(a++);
- uint8_t u;
-
- if (v > 1)
- v = 1;
-
- if (v < -1)
- v = -1;
-
- u = (uint8_t) (v*127+127);
-
- for (i = 0; i < bn; i++)
- *(cb++) = u;
- }
-}
-
-static void float32_to_float32(unsigned n, const void *a, unsigned an, float *b) {
- unsigned i;
- const float *ca = a;
- assert(n && a && an && b);
- for (; n > 0; n--) {
- float sum = 0;
-
- for (i = 0; i < an; i++)
- sum += *(ca++);
-
- if (sum > 1)
- sum = 1;
- if (sum < -1)
- sum = -1;
-
- *(b++) = sum;
- }
-}
-
-static void float32_from_float32(unsigned n, const float *a, void *b, unsigned bn) {
- unsigned i;
- float *cb = b;
- assert(n && a && b && bn);
- for (; n > 0; n--) {
- float v = *(a++);
- for (i = 0; i < bn; i++)
- *(cb++) = v;
- }
-}
-
-pa_convert_to_float32_func_t pa_get_convert_to_float32_function(enum pa_sample_format f) {
- switch(f) {
- case PA_SAMPLE_U8:
- return u8_to_float32;
- case PA_SAMPLE_S16LE:
- return pa_sconv_s16le_to_float32;
- case PA_SAMPLE_S16BE:
- return pa_sconv_s16be_to_float32;
- case PA_SAMPLE_FLOAT32:
- return float32_to_float32;
- default:
- return NULL;
- }
-}
-
-pa_convert_from_float32_func_t pa_get_convert_from_float32_function(enum pa_sample_format f) {
- switch(f) {
- case PA_SAMPLE_U8:
- return u8_from_float32;
- case PA_SAMPLE_S16LE:
- return pa_sconv_s16le_from_float32;
- case PA_SAMPLE_S16BE:
- return pa_sconv_s16be_from_float32;
- case PA_SAMPLE_FLOAT32:
- return float32_from_float32;
- default:
- return NULL;
- }
-}