forked from osmocom/wireshark
86 lines
1.5 KiB
C
86 lines
1.5 KiB
C
/* l16decode.c
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* 16-bit audio, mono codec
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config.h"
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#include <glib.h>
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#include <string.h>
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#include "codecs/codecs.h"
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#include "ws_attributes.h"
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void codec_register_l16(void);
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static void *
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codec_l16_init(void)
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{
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return NULL;
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}
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static void
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codec_l16_release(void *ctx _U_)
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{
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}
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static unsigned
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codec_l16_get_channels(void *ctx _U_)
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{
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return 1;
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}
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static unsigned
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codec_l16_get_frequency(void *ctx _U_)
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{
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return 44100;
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}
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static size_t
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codec_l16_decode(void *ctx _U_, const void *input, size_t inputSizeBytes,
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void *output, size_t *outputSizeBytes)
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{
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const guint16 *dataIn = (const guint16 *)input;
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guint16 *dataOut = (guint16 *)output;
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size_t i;
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if (!output || !outputSizeBytes)
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{
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return inputSizeBytes;
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}
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for (i=0; i<inputSizeBytes/2; i++)
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{
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dataOut[i] = g_ntohs(dataIn[i]);
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}
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*outputSizeBytes = inputSizeBytes;
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return *outputSizeBytes;
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}
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void
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codec_register_l16(void)
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{
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register_codec("16-bit audio, monaural", codec_l16_init, codec_l16_release,
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codec_l16_get_channels, codec_l16_get_frequency, codec_l16_decode);
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* vi: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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