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-rw-r--r--trunk/formats/format_sln16.c138
1 files changed, 0 insertions, 138 deletions
diff --git a/trunk/formats/format_sln16.c b/trunk/formats/format_sln16.c
deleted file mode 100644
index 50349f2dd..000000000
--- a/trunk/formats/format_sln16.c
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Asterisk -- An open source telephony toolkit.
- *
- * Copyright (C) 1999 - 2008, Anthony Minessale and Digium, Inc.
- * Anthony Minessale (anthmct@yahoo.com)
- * Kevin P. Fleming <kpfleming@digium.com>
- *
- * See http://www.asterisk.org for more information about
- * the Asterisk project. Please do not directly contact
- * any of the maintainers of this project for assistance;
- * the project provides a web site, mailing lists and IRC
- * channels for your use.
- *
- * This program is free software, distributed under the terms of
- * the GNU General Public License Version 2. See the LICENSE file
- * at the top of the source tree.
- */
-
-/*! \file
- *
- * \brief RAW SLINEAR 16 Format
- * \arg File name extensions: sln16
- * \ingroup formats
- */
-
-#include "asterisk.h"
-
-ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
-
-#include "asterisk/mod_format.h"
-#include "asterisk/module.h"
-#include "asterisk/endian.h"
-
-#define BUF_SIZE 640 /* 640 bytes, 320 samples */
-#define SLIN_SAMPLES 320
-
-static struct ast_frame *slinear_read(struct ast_filestream *s, int *whennext)
-{
- int res;
- /* Send a frame from the file to the appropriate channel */
-
- s->fr.frametype = AST_FRAME_VOICE;
- s->fr.subclass = AST_FORMAT_SLINEAR16;
- s->fr.mallocd = 0;
- AST_FRAME_SET_BUFFER(&s->fr, s->buf, AST_FRIENDLY_OFFSET, BUF_SIZE);
- if ((res = fread(s->fr.data, 1, s->fr.datalen, s->f)) < 1) {
- if (res)
- ast_log(LOG_WARNING, "Short read (%d) (%s)!\n", res, strerror(errno));
- return NULL;
- }
- *whennext = s->fr.samples = res/2;
- s->fr.datalen = res;
- return &s->fr;
-}
-
-static int slinear_write(struct ast_filestream *fs, struct ast_frame *f)
-{
- int res;
-
- if (f->frametype != AST_FRAME_VOICE) {
- ast_log(LOG_WARNING, "Asked to write non-voice frame!\n");
- return -1;
- }
- if (f->subclass != AST_FORMAT_SLINEAR16) {
- ast_log(LOG_WARNING, "Asked to write non-slinear16 frame (%d)!\n", f->subclass);
- return -1;
- }
- if ((res = fwrite(f->data, 1, f->datalen, fs->f)) != f->datalen) {
- ast_log(LOG_WARNING, "Bad write (%d/%d): %s\n", res, f->datalen, strerror(errno));
- return -1;
- }
- return 0;
-}
-
-static int slinear_seek(struct ast_filestream *fs, off_t sample_offset, int whence)
-{
- off_t offset = 0, min = 0, cur, max;
-
- sample_offset <<= 1;
-
- cur = ftello(fs->f);
-
- fseeko(fs->f, 0, SEEK_END);
-
- max = ftello(fs->f);
-
- if (whence == SEEK_SET)
- offset = sample_offset;
- else if (whence == SEEK_CUR || whence == SEEK_FORCECUR)
- offset = sample_offset + cur;
- else if (whence == SEEK_END)
- offset = max - sample_offset;
-
- if (whence != SEEK_FORCECUR)
- offset = (offset > max) ? max : offset;
-
- /* always protect against seeking past begining. */
- offset = (offset < min) ? min : offset;
-
- return fseeko(fs->f, offset, SEEK_SET);
-}
-
-static int slinear_trunc(struct ast_filestream *fs)
-{
- return ftruncate(fileno(fs->f), ftello(fs->f));
-}
-
-static off_t slinear_tell(struct ast_filestream *fs)
-{
- return ftello(fs->f) / 2;
-}
-
-static const struct ast_format slin_f = {
- .name = "sln16",
- .exts = "sln16",
- .format = AST_FORMAT_SLINEAR16,
- .write = slinear_write,
- .seek = slinear_seek,
- .trunc = slinear_trunc,
- .tell = slinear_tell,
- .read = slinear_read,
- .buf_size = BUF_SIZE + AST_FRIENDLY_OFFSET,
-};
-
-static int load_module(void)
-{
- if (ast_format_register(&slin_f))
- return AST_MODULE_LOAD_FAILURE;
-
- return AST_MODULE_LOAD_SUCCESS;
-}
-
-static int unload_module(void)
-{
- return ast_format_unregister(slin_f.name);
-}
-
-AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Raw Signed Linear 16KHz Audio support (SLN16)");