diff options
Diffstat (limited to 'pjmedia/include/pjmedia-codec')
| -rw-r--r-- | pjmedia/include/pjmedia-codec/amr_helper.h | 17 | ||||
| -rw-r--r-- | pjmedia/include/pjmedia-codec/config.h | 33 | ||||
| -rw-r--r-- | pjmedia/include/pjmedia-codec/config_auto.h.in | 5 | ||||
| -rw-r--r-- | pjmedia/include/pjmedia-codec/opencore_amrnb.h | 89 |
4 files changed, 139 insertions, 5 deletions
diff --git a/pjmedia/include/pjmedia-codec/amr_helper.h b/pjmedia/include/pjmedia-codec/amr_helper.h index 6bca5ac1..fc63eb47 100644 --- a/pjmedia/include/pjmedia-codec/amr_helper.h +++ b/pjmedia/include/pjmedia-codec/amr_helper.h @@ -567,7 +567,7 @@ const pj_int16_t* const pjmedia_codec_amrwb_ordermaps[9] = * Constant of AMR-NB frame lengths in bytes. */ const pj_uint8_t pjmedia_codec_amrnb_framelen[16] = - {12, 13, 15, 17, 19, 20, 26, 31, 5, 0, 0, 0, 0, 0, 0, 5}; + {12, 13, 15, 17, 19, 20, 26, 31, 5, 0, 0, 0, 0, 0, 0, 0}; /** * Constant of AMR-NB frame lengths in bits. */ @@ -583,7 +583,7 @@ const pj_uint16_t pjmedia_codec_amrnb_bitrates[8] = * Constant of AMR-WB frame lengths in bytes. */ const pj_uint8_t pjmedia_codec_amrwb_framelen[16] = - {17, 23, 32, 37, 40, 46, 50, 58, 60, 5, 0, 0, 0, 0, 0, 5}; + {17, 23, 32, 37, 40, 46, 50, 58, 60, 5, 0, 0, 0, 0, 0, 0}; /** * Constant of AMR-WB frame lengths in bits. */ @@ -606,6 +606,7 @@ typedef struct pjmedia_codec_amr_bit_info { pj_int8_t mode; /**< AMR mode. */ pj_uint8_t start_bit; /**< Frame start bit. */ pj_uint8_t good_quality:1; /**< Flag if frame is good/degraded. */ + pj_uint8_t STI:1; /**< STI mode (first/update). */ } pjmedia_codec_amr_bit_info; #pragma pack() @@ -1020,9 +1021,7 @@ PJ_INLINE (pj_status_t) pjmedia_codec_amr_pack( } else if (info->frame_type == SID_FT) { /* SID */ - pj_uint8_t STI = 0; - - amr_bits[35] = (pj_uint8_t)(STI & 1); + amr_bits[35] |= info->STI; if (setting->amr_nb) { amr_bits[36] = (pj_uint8_t)((info->mode >> 2) & 1); @@ -1163,6 +1162,7 @@ PJ_INLINE(pj_status_t) pjmedia_codec_amr_parse( info->mode = (pj_int8_t)((FT < SID_FT)? FT : -1); info->good_quality = (pj_uint8_t)(Q == 1); info->start_bit = 0; + info->STI = 0; frames[cnt].timestamp = ts_; frames[cnt].type = PJMEDIA_FRAME_TYPE_AUDIO; @@ -1186,6 +1186,13 @@ PJ_INLINE(pj_status_t) pjmedia_codec_amr_parse( frames[cnt].buf = r; info->start_bit = r_bitptr; + if (FT == SID_FT) { + unsigned sti_bitptr; + sti_bitptr = r_bitptr + 35; + info->STI = (pj_uint8_t) + (r[sti_bitptr >> 3] >> (7 - (sti_bitptr % 8))) & 1; + } + if (setting->octet_aligned) { r += framelen_tbl[FT]; frames[cnt].size = framelen_tbl[FT]; diff --git a/pjmedia/include/pjmedia-codec/config.h b/pjmedia/include/pjmedia-codec/config.h index 6b55baa2..0f94a98c 100644 --- a/pjmedia/include/pjmedia-codec/config.h +++ b/pjmedia/include/pjmedia-codec/config.h @@ -313,6 +313,39 @@ #endif /** + * Enable OpenCORE AMR-NB codec. + * See https://trac.pjsip.org/repos/ticket/1388 for some info. + * + * Default: 0 + */ +#ifndef PJMEDIA_HAS_OPENCORE_AMRNB_CODEC +# define PJMEDIA_HAS_OPENCORE_AMRNB_CODEC 0 +#endif + +/** + * Link with libopencore-amrXX via pragma comment on Visual Studio. + * This option only makes sense if PJMEDIA_HAS_OPENCORE_AMRNB_CODEC + * is enabled. + * + * Default: 1 + */ +#ifndef PJMEDIA_AUTO_LINK_OPENCORE_AMR_LIBS +# define PJMEDIA_AUTO_LINK_OPENCORE_AMR_LIBS 1 +#endif + +/** + * Link with libopencore-amrXX.a that has been produced with gcc. + * This option only makes sense if PJMEDIA_HAS_OPENCORE_AMRNB_CODEC + * and PJMEDIA_AUTO_LINK_OPENCORE_AMR_LIBS are enabled. + * + * Default: 1 + */ +#ifndef PJMEDIA_OPENCORE_AMR_BUILT_WITH_GCC +# define PJMEDIA_OPENCORE_AMR_BUILT_WITH_GCC 1 +#endif + + +/** * Default G.722.1 codec encoder and decoder level adjustment. * If the value is non-zero, then PCM input samples to the encoder will * be shifted right by this value, and similarly PCM output samples from diff --git a/pjmedia/include/pjmedia-codec/config_auto.h.in b/pjmedia/include/pjmedia-codec/config_auto.h.in index 9c2a9af2..c469d795 100644 --- a/pjmedia/include/pjmedia-codec/config_auto.h.in +++ b/pjmedia/include/pjmedia-codec/config_auto.h.in @@ -69,6 +69,11 @@ #undef PJMEDIA_HAS_G7221_CODEC #endif +/* OpenCORE AMR-NB codec */ +#ifndef PJMEDIA_HAS_OPENCORE_AMRNB_CODEC +#undef PJMEDIA_HAS_OPENCORE_AMRNB_CODEC +#endif + #endif /* __PJMEDIA_CODEC_CONFIG_AUTO_H_ */ diff --git a/pjmedia/include/pjmedia-codec/opencore_amrnb.h b/pjmedia/include/pjmedia-codec/opencore_amrnb.h new file mode 100644 index 00000000..3e618e46 --- /dev/null +++ b/pjmedia/include/pjmedia-codec/opencore_amrnb.h @@ -0,0 +1,89 @@ +/* $Id$ */ +/* + * Copyright (C) 2011 Teluu Inc. (http://www.teluu.com) + * Copyright (C) 2011 Dan Arrhenius <dan@keystream.se> + * + * This program 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. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#ifndef __PJMEDIA_CODEC_OPENCORE_AMRNB_H__ +#define __PJMEDIA_CODEC_OPENCORE_AMRNB_H__ + +#include <pjmedia-codec/types.h> + +/** + * @defgroup PJMED_OC_AMRNB OpenCORE AMR-NB Codec + * @ingroup PJMEDIA_CODEC_CODECS + * @brief AMRCodec wrapper for OpenCORE AMR-NB codec + * @{ + */ + +PJ_BEGIN_DECL + +/** + * Settings. Use #pjmedia_codec_opencore_amrnb_set_config() to + * activate. + */ +typedef struct pjmedia_codec_amrnb_config +{ + /** + * Control whether to use octent align. + */ + pj_bool_t octet_align; + + /** + * Set the bitrate. + */ + unsigned bitrate; + +} pjmedia_codec_amrnb_config; + + +/** + * Initialize and register AMR-NB codec factory to pjmedia endpoint. + * + * @param endpt The pjmedia endpoint. + * + * @return PJ_SUCCESS on success. + */ +PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrnb_init(pjmedia_endpt* endpt); + +/** + * Unregister AMR-NB codec factory from pjmedia endpoint and deinitialize + * the OpenCORE codec library. + * + * @return PJ_SUCCESS on success. + */ +PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrnb_deinit(void); + + +/** + * Set AMR-NB parameters. + * + * @param cfg The settings; + * + * @return PJ_SUCCESS on success. + */ +PJ_DECL(pj_status_t) pjmedia_codec_opencore_amrnb_set_config( + const pjmedia_codec_amrnb_config* cfg); + +PJ_END_DECL + + +/** + * @} + */ + +#endif /* __PJMEDIA_CODEC_OPENCORE_AMRNB_H__ */ + |