main/format_compatibility.c

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/*
 * Asterisk -- An open source telephony toolkit.
 *
 * Copyright (C) 2014, Digium, Inc.
 *
 * Joshua Colp <[email protected]>
 *
 * 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 Media Format Bitfield Compatibility API
 *
 * \author Joshua Colp <[email protected]>
 */

/*** MODULEINFO
 <support_level>core</support_level>
 ***/

#include "asterisk.h"

#include "asterisk/logger.h"
#include "asterisk/astobj2.h"
#include "asterisk/codec.h"
#include "asterisk/format.h"
#include "asterisk/format_compatibility.h"
#include "asterisk/format_cache.h"

uint64_t ast_format_compatibility_format2bitfield(const struct ast_format *format)
{
 if (ast_format_cmp(format, ast_format_g723) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_G723;
 } else if (ast_format_cmp(format, ast_format_gsm) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_GSM;
 } else if (ast_format_cmp(format, ast_format_ulaw) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_ULAW;
 } else if (ast_format_cmp(format, ast_format_alaw) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_ALAW;
 } else if (ast_format_cmp(format, ast_format_g726_aal2) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_G726_AAL2;
 } else if (ast_format_cmp(format, ast_format_adpcm) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_ADPCM;
 } else if (ast_format_cmp(format, ast_format_slin) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_SLIN;
 } else if (ast_format_cmp(format, ast_format_lpc10) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_LPC10;
 } else if (ast_format_cmp(format, ast_format_g729) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_G729;
 } else if (ast_format_cmp(format, ast_format_speex) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_SPEEX;
 } else if (ast_format_cmp(format, ast_format_ilbc) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_ILBC;
 } else if (ast_format_cmp(format, ast_format_g726) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_G726;
 } else if (ast_format_cmp(format, ast_format_g722) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_G722;
 } else if (ast_format_cmp(format, ast_format_siren7) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_SIREN7;
 } else if (ast_format_cmp(format, ast_format_siren14) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_SIREN14;
 } else if (ast_format_cmp(format, ast_format_slin16) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_SLIN16;
 } else if (ast_format_cmp(format, ast_format_g719) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_G719;
 } else if (ast_format_cmp(format, ast_format_speex16) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_SPEEX16;
 } else if (ast_format_cmp(format, ast_format_opus) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_OPUS;
 } else if (ast_format_cmp(format, ast_format_testlaw) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_TESTLAW;
 } else if (ast_format_cmp(format, ast_format_h261) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_H261;
 } else if (ast_format_cmp(format, ast_format_h263) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_H263;
 } else if (ast_format_cmp(format, ast_format_h263p) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_H263P;
 } else if (ast_format_cmp(format, ast_format_h264) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_H264;
 } else if (ast_format_cmp(format, ast_format_mp4) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_MP4;
 } else if (ast_format_cmp(format, ast_format_vp8) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_VP8;
 } else if (ast_format_cmp(format, ast_format_jpeg) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_JPEG;
 } else if (ast_format_cmp(format, ast_format_png) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_PNG;
 } else if (ast_format_cmp(format, ast_format_t140_red) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_T140_RED;
 } else if (ast_format_cmp(format, ast_format_t140) == AST_FORMAT_CMP_EQUAL) {
 return AST_FORMAT_T140;
 }

 return 0;
}

uint64_t ast_format_compatibility_codec2bitfield(const struct ast_codec *codec)
{
 if (codec->id == ast_format_get_codec_id(ast_format_g723)) {
 return AST_FORMAT_G723;
 } else if (codec->id == ast_format_get_codec_id(ast_format_gsm)) {
 return AST_FORMAT_GSM;
 } else if (codec->id == ast_format_get_codec_id(ast_format_ulaw)) {
 return AST_FORMAT_ULAW;
 } else if (codec->id == ast_format_get_codec_id(ast_format_alaw)) {
 return AST_FORMAT_ALAW;
 } else if (codec->id == ast_format_get_codec_id(ast_format_g726_aal2)) {
 return AST_FORMAT_G726_AAL2;
 } else if (codec->id == ast_format_get_codec_id(ast_format_adpcm)) {
 return AST_FORMAT_ADPCM;
 } else if (codec->id == ast_format_get_codec_id(ast_format_slin)) {
 return AST_FORMAT_SLIN;
 } else if (codec->id == ast_format_get_codec_id(ast_format_lpc10)) {
 return AST_FORMAT_LPC10;
 } else if (codec->id == ast_format_get_codec_id(ast_format_g729)) {
 return AST_FORMAT_G729;
 } else if (codec->id == ast_format_get_codec_id(ast_format_speex)) {
 return AST_FORMAT_SPEEX;
 } else if (codec->id == ast_format_get_codec_id(ast_format_ilbc)) {
 return AST_FORMAT_ILBC;
 } else if (codec->id == ast_format_get_codec_id(ast_format_g726)) {
 return AST_FORMAT_G726;
 } else if (codec->id == ast_format_get_codec_id(ast_format_g722)) {
 return AST_FORMAT_G722;
 } else if (codec->id == ast_format_get_codec_id(ast_format_siren7)) {
 return AST_FORMAT_SIREN7;
 } else if (codec->id == ast_format_get_codec_id(ast_format_siren14)) {
 return AST_FORMAT_SIREN14;
 } else if (codec->id == ast_format_get_codec_id(ast_format_slin16)) {
 return AST_FORMAT_SLIN16;
 } else if (codec->id == ast_format_get_codec_id(ast_format_g719)) {
 return AST_FORMAT_G719;
 } else if (codec->id == ast_format_get_codec_id(ast_format_speex16)) {
 return AST_FORMAT_SPEEX16;
 } else if (codec->id == ast_format_get_codec_id(ast_format_opus)) {
 return AST_FORMAT_OPUS;
 } else if (codec->id == ast_format_get_codec_id(ast_format_testlaw)) {
 return AST_FORMAT_TESTLAW;
 } else if (codec->id == ast_format_get_codec_id(ast_format_h261)) {
 return AST_FORMAT_H261;
 } else if (codec->id == ast_format_get_codec_id(ast_format_h263)) {
 return AST_FORMAT_H263;
 } else if (codec->id == ast_format_get_codec_id(ast_format_h263p)) {
 return AST_FORMAT_H263P;
 } else if (codec->id == ast_format_get_codec_id(ast_format_h264)) {
 return AST_FORMAT_H264;
 } else if (codec->id == ast_format_get_codec_id(ast_format_mp4)) {
 return AST_FORMAT_MP4;
 } else if (codec->id == ast_format_get_codec_id(ast_format_vp8)) {
 return AST_FORMAT_VP8;
 } else if (codec->id == ast_format_get_codec_id(ast_format_jpeg)) {
 return AST_FORMAT_JPEG;
 } else if (codec->id == ast_format_get_codec_id(ast_format_png)) {
 return AST_FORMAT_PNG;
 } else if (codec->id == ast_format_get_codec_id(ast_format_t140_red)) {
 return AST_FORMAT_T140_RED;
 } else if (codec->id == ast_format_get_codec_id(ast_format_t140)) {
 return AST_FORMAT_T140;
 }

 return 0;
}

struct ast_format *ast_format_compatibility_bitfield2format(uint64_t bitfield)
{
 switch (bitfield) {
 /*! G.723.1 compression */
 case AST_FORMAT_G723:
 return ast_format_g723;
 /*! GSM compression */
 case AST_FORMAT_GSM:
 return ast_format_gsm;
 /*! Raw mu-law data (G.711) */
 case AST_FORMAT_ULAW:
 return ast_format_ulaw;
 /*! Raw A-law data (G.711) */
 case AST_FORMAT_ALAW:
 return ast_format_alaw;
 /*! ADPCM (G.726, 32kbps, AAL2 codeword packing) */
 case AST_FORMAT_G726_AAL2:
 return ast_format_g726_aal2;
 /*! ADPCM (IMA) */
 case AST_FORMAT_ADPCM:
 return ast_format_adpcm;
 /*! Raw 16-bit Signed Linear (8000 Hz) PCM */
 case AST_FORMAT_SLIN:
 return ast_format_slin;
 /*! LPC10, 180 samples/frame */
 case AST_FORMAT_LPC10:
 return ast_format_lpc10;
 /*! G.729A audio */
 case AST_FORMAT_G729:
 return ast_format_g729;
 /*! SpeeX Free Compression */
 case AST_FORMAT_SPEEX:
 return ast_format_speex;
 /*! iLBC Free Compression */
 case AST_FORMAT_ILBC:
 return ast_format_ilbc;
 /*! ADPCM (G.726, 32kbps, RFC3551 codeword packing) */
 case AST_FORMAT_G726:
 return ast_format_g726;
 /*! G.722 */
 case AST_FORMAT_G722:
 return ast_format_g722;
 /*! G.722.1 (also known as Siren7, 32kbps assumed) */
 case AST_FORMAT_SIREN7:
 return ast_format_siren7;
 /*! G.722.1 Annex C (also known as Siren14, 48kbps assumed) */
 case AST_FORMAT_SIREN14:
 return ast_format_siren14;
 /*! Raw 16-bit Signed Linear (16000 Hz) PCM */
 case AST_FORMAT_SLIN16:
 return ast_format_slin16;
 /*! G.719 (64 kbps assumed) */
 case AST_FORMAT_G719:
 return ast_format_g719;
 /*! SpeeX Wideband (16kHz) Free Compression */
 case AST_FORMAT_SPEEX16:
 return ast_format_speex16;
 /*! Opus audio (8kHz, 16kHz, 24kHz, 48Khz) */
 case AST_FORMAT_OPUS:
 return ast_format_opus;
 /*! Raw mu-law data (G.711) */
 case AST_FORMAT_TESTLAW:
 return ast_format_testlaw;

 /*! H.261 Video */
 case AST_FORMAT_H261:
 return ast_format_h261;
 /*! H.263 Video */
 case AST_FORMAT_H263:
 return ast_format_h263;
 /*! H.263+ Video */
 case AST_FORMAT_H263P:
 return ast_format_h263p;
 /*! H.264 Video */
 case AST_FORMAT_H264:
 return ast_format_h264;
 /*! MPEG4 Video */
 case AST_FORMAT_MP4:
 return ast_format_mp4;
 /*! VP8 Video */
 case AST_FORMAT_VP8:
 return ast_format_vp8;

 /*! JPEG Images */
 case AST_FORMAT_JPEG:
 return ast_format_jpeg;
 /*! PNG Images */
 case AST_FORMAT_PNG:
 return ast_format_png;

 /*! T.140 RED Text format RFC 4103 */
 case AST_FORMAT_T140_RED:
 return ast_format_t140_red;
 /*! T.140 Text format - ITU T.140, RFC 4103 */
 case AST_FORMAT_T140:
 return ast_format_t140;
 }
 return NULL;
}