diff options
Diffstat (limited to 'tinyDAV/src/codecs/bv/tdav_codec_bv16.c')
| -rwxr-xr-x | tinyDAV/src/codecs/bv/tdav_codec_bv16.c | 299 |
1 files changed, 149 insertions, 150 deletions
diff --git a/tinyDAV/src/codecs/bv/tdav_codec_bv16.c b/tinyDAV/src/codecs/bv/tdav_codec_bv16.c index 21850fb..26e27e6 100755 --- a/tinyDAV/src/codecs/bv/tdav_codec_bv16.c +++ b/tinyDAV/src/codecs/bv/tdav_codec_bv16.c @@ -2,19 +2,19 @@ * Copyright (C) 2010-2011 Mamadou Diop. * * Contact: Mamadou Diop <diopmamadou(at)doubango.org> -* +* * This file is part of Open Source Doubango Framework. * * DOUBANGO 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 3 of the License, or * (at your option) any later version. -* +* * DOUBANGO 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 DOUBANGO. * @@ -49,11 +49,11 @@ #else #include "bitpack.h" #endif -#include "memutil.h" +#include "memutil.h" /* RFC 4298 - 3.1. BroadVoice16 Bit Stream Definition */ #define TDAV_BV16_FRAME_SIZE 10 -#define FRSZ_IN_U8 (FRSZ*2) +#define FRSZ_IN_U8 (FRSZ*2) /* ============ BV16 Plugin interface ================= */ @@ -65,118 +65,119 @@ static int sizebitstream = sizeof(struct BV16_Bit_Stream); int tdav_codec_bv16_open(tmedia_codec_t* self) { - tdav_codec_bv16_t* bv16 = (tdav_codec_bv16_t*)self; - - if(!bv16->encoder.state){ - bv16->encoder.state = allocWord16(0, sizestate/2-1); - Reset_BV16_Encoder((struct BV16_Encoder_State*)bv16->encoder.state); - } - if(!bv16->encoder.bs){ - bv16->encoder.bs = allocWord16(0, sizebitstream/2-1); - } - if(!bv16->encoder.x){ - bv16->encoder.x = allocWord16(0, FRSZ-1); - } - - if(!bv16->decoder.state){ - bv16->decoder.state = allocWord16(0, sizestate/2-1); - Reset_BV16_Decoder((struct BV16_Decoder_State*)bv16->decoder.state); - } - if(!bv16->decoder.bs){ - bv16->decoder.bs = allocWord16(0, sizebitstream/2-1); - } - if(!bv16->decoder.x){ - bv16->decoder.x = allocWord16(0, FRSZ-1); - } - - return 0; + tdav_codec_bv16_t* bv16 = (tdav_codec_bv16_t*)self; + + if(!bv16->encoder.state) { + bv16->encoder.state = allocWord16(0, sizestate/2-1); + Reset_BV16_Encoder((struct BV16_Encoder_State*)bv16->encoder.state); + } + if(!bv16->encoder.bs) { + bv16->encoder.bs = allocWord16(0, sizebitstream/2-1); + } + if(!bv16->encoder.x) { + bv16->encoder.x = allocWord16(0, FRSZ-1); + } + + if(!bv16->decoder.state) { + bv16->decoder.state = allocWord16(0, sizestate/2-1); + Reset_BV16_Decoder((struct BV16_Decoder_State*)bv16->decoder.state); + } + if(!bv16->decoder.bs) { + bv16->decoder.bs = allocWord16(0, sizebitstream/2-1); + } + if(!bv16->decoder.x) { + bv16->decoder.x = allocWord16(0, FRSZ-1); + } + + return 0; } int tdav_codec_bv16_close(tmedia_codec_t* self) { - tdav_codec_bv16_t* bv16 = (tdav_codec_bv16_t*)self; - - if(bv16->encoder.state){ - deallocWord16(bv16->encoder.state, 0, sizestate/2-1); - bv16->encoder.state = tsk_null; - } - if(bv16->encoder.bs){ - deallocWord16(bv16->encoder.bs, 0, sizebitstream/2-1); - bv16->encoder.bs = tsk_null; - } - if(bv16->encoder.x){ - deallocWord16(bv16->encoder.x, 0, FRSZ-1); - bv16->encoder.x = tsk_null; - } - - if(bv16->decoder.state){ - deallocWord16(bv16->decoder.state, 0, sizestate/2-1); - bv16->decoder.state = tsk_null; - } - if(bv16->encoder.bs){ - deallocWord16(bv16->decoder.bs, 0, sizebitstream/2-1); - bv16->decoder.bs = tsk_null; - } - if(bv16->decoder.x){ - deallocWord16(bv16->decoder.x, 0, FRSZ-1); - bv16->decoder.x = tsk_null; - } - - - - return 0; + tdav_codec_bv16_t* bv16 = (tdav_codec_bv16_t*)self; + + if(bv16->encoder.state) { + deallocWord16(bv16->encoder.state, 0, sizestate/2-1); + bv16->encoder.state = tsk_null; + } + if(bv16->encoder.bs) { + deallocWord16(bv16->encoder.bs, 0, sizebitstream/2-1); + bv16->encoder.bs = tsk_null; + } + if(bv16->encoder.x) { + deallocWord16(bv16->encoder.x, 0, FRSZ-1); + bv16->encoder.x = tsk_null; + } + + if(bv16->decoder.state) { + deallocWord16(bv16->decoder.state, 0, sizestate/2-1); + bv16->decoder.state = tsk_null; + } + if(bv16->encoder.bs) { + deallocWord16(bv16->decoder.bs, 0, sizebitstream/2-1); + bv16->decoder.bs = tsk_null; + } + if(bv16->decoder.x) { + deallocWord16(bv16->decoder.x, 0, FRSZ-1); + bv16->decoder.x = tsk_null; + } + + + + return 0; } tsk_size_t tdav_codec_bv16_encode(tmedia_codec_t* self, const void* in_data, tsk_size_t in_size, void** out_data, tsk_size_t* out_max_size) -{ - //tsk_size_t out_size = 0; - tdav_codec_bv16_t* bv16 = (tdav_codec_bv16_t*)self; +{ + //tsk_size_t out_size = 0; + tdav_codec_bv16_t* bv16 = (tdav_codec_bv16_t*)self; - if(!self || !in_data || !in_size || !out_data){ - TSK_DEBUG_ERROR("Invalid parameter"); - return 0; - } + if(!self || !in_data || !in_size || !out_data) { + TSK_DEBUG_ERROR("Invalid parameter"); + return 0; + } - return 0; + return 0; } tsk_size_t tdav_codec_bv16_decode(tmedia_codec_t* self, const void* in_data, tsk_size_t in_size, void** out_data, tsk_size_t* out_max_size, const tsk_object_t* proto_hdr) { - tsk_size_t out_size = 0; - int i; - tdav_codec_bv16_t* bv16 = (tdav_codec_bv16_t*)self; - uint8_t mama[600]; - - if(!self || !in_data || !in_size || !out_data || (in_size % TDAV_BV16_FRAME_SIZE)){ - TSK_DEBUG_ERROR("Invalid parameter"); - return 0; - } - - for(i=0; i<(int)in_size; i+=TDAV_BV16_FRAME_SIZE){ - BV16_BitUnPack(mama, (struct BV16_Bit_Stream*)bv16->decoder.bs); - //BV16_BitUnPack(&((UWord8 *)in_data)[i], (struct BV16_Bit_Stream*)bv16->decoder.bs); - BV16_Decode((struct BV16_Bit_Stream*)bv16->decoder.bs, (struct BV16_Decoder_State*)bv16->decoder.state, bv16->decoder.x); - - - if(*out_max_size<(out_size + FRSZ_IN_U8)){ - if(!(*out_data = tsk_realloc(*out_data, (out_size + FRSZ_IN_U8)))){ - TSK_DEBUG_ERROR("Failed to allocate new buffer"); - *out_max_size = 0; - return 0; - } - *out_max_size = (out_size + FRSZ_IN_U8); - } - memcpy(&((uint8_t*)* out_data)[out_size], bv16->decoder.x, FRSZ_IN_U8); - out_size += FRSZ_IN_U8; - } - - - return out_size; + tsk_size_t out_size = 0; + int i; + tdav_codec_bv16_t* bv16 = (tdav_codec_bv16_t*)self; + uint8_t mama[600]; + + if(!self || !in_data || !in_size || !out_data || (in_size % TDAV_BV16_FRAME_SIZE)) { + TSK_DEBUG_ERROR("Invalid parameter"); + return 0; + } + + for(i=0; i<(int)in_size; i+=TDAV_BV16_FRAME_SIZE) { + BV16_BitUnPack(mama, (struct BV16_Bit_Stream*)bv16->decoder.bs); + //BV16_BitUnPack(&((UWord8 *)in_data)[i], (struct BV16_Bit_Stream*)bv16->decoder.bs); + BV16_Decode((struct BV16_Bit_Stream*)bv16->decoder.bs, (struct BV16_Decoder_State*)bv16->decoder.state, bv16->decoder.x); + + + if(*out_max_size<(out_size + FRSZ_IN_U8)) { + if(!(*out_data = tsk_realloc(*out_data, (out_size + FRSZ_IN_U8)))) { + TSK_DEBUG_ERROR("Failed to allocate new buffer"); + *out_max_size = 0; + return 0; + } + *out_max_size = (out_size + FRSZ_IN_U8); + } + memcpy(&((uint8_t*)* out_data)[out_size], bv16->decoder.x, FRSZ_IN_U8); + out_size += FRSZ_IN_U8; + } + + + return out_size; } tsk_bool_t tdav_codec_bv16_sdp_att_match(const tmedia_codec_t* codec, const char* att_name, const char* att_value) -{ /* always match */ - return tsk_true; +{ + /* always match */ + return tsk_true; } @@ -187,62 +188,60 @@ tsk_bool_t tdav_codec_bv16_sdp_att_match(const tmedia_codec_t* codec, const char /* constructor */ static tsk_object_t* tdav_codec_bv16_ctor(tsk_object_t * self, va_list * app) { - tdav_codec_bv16_t *bv16 = self; - if(bv16){ - /* init base: called by tmedia_codec_create() */ - /* init self */ - } - return self; + tdav_codec_bv16_t *bv16 = self; + if(bv16) { + /* init base: called by tmedia_codec_create() */ + /* init self */ + } + return self; } /* destructor */ static tsk_object_t* tdav_codec_bv16_dtor(tsk_object_t * self) -{ - tdav_codec_bv16_t *bv16 = self; - if(bv16){ - /* deinit base */ - tmedia_codec_audio_deinit(bv16); - /* deinit self */ - - } - - return self; +{ + tdav_codec_bv16_t *bv16 = self; + if(bv16) { + /* deinit base */ + tmedia_codec_audio_deinit(bv16); + /* deinit self */ + + } + + return self; } /* object definition */ -static const tsk_object_def_t tdav_codec_bv16_def_s = -{ - sizeof(tdav_codec_bv16_t), - tdav_codec_bv16_ctor, - tdav_codec_bv16_dtor, - tmedia_codec_cmp, +static const tsk_object_def_t tdav_codec_bv16_def_s = { + sizeof(tdav_codec_bv16_t), + tdav_codec_bv16_ctor, + tdav_codec_bv16_dtor, + tmedia_codec_cmp, }; /* plugin definition*/ -static const tmedia_codec_plugin_def_t tdav_codec_bv16_plugin_def_s = -{ - &tdav_codec_bv16_def_s, - - tmedia_audio, - tmedia_codec_id_bv16, - "BV16", - "BroadVoice16 Rate", - TMEDIA_CODEC_FORMAT_BV16, - tsk_true, - 8000, // rate - - { /* audio */ - 1, // channels - 0 // ptime @deprecated - }, - - /* video */ - {0}, - - tdav_codec_bv16_open, - tdav_codec_bv16_close, - tdav_codec_bv16_encode, - tdav_codec_bv16_decode, - tdav_codec_bv16_sdp_att_match, - tdav_codec_bv16_sdp_att_get, - tdav_codec_bv16_fmtp_set +static const tmedia_codec_plugin_def_t tdav_codec_bv16_plugin_def_s = { + &tdav_codec_bv16_def_s, + + tmedia_audio, + tmedia_codec_id_bv16, + "BV16", + "BroadVoice16 Rate", + TMEDIA_CODEC_FORMAT_BV16, + tsk_true, + 8000, // rate + + { /* audio */ + 1, // channels + 0 // ptime @deprecated + }, + + /* video */ + {0}, + + tdav_codec_bv16_open, + tdav_codec_bv16_close, + tdav_codec_bv16_encode, + tdav_codec_bv16_decode, + tdav_codec_bv16_sdp_att_match, + tdav_codec_bv16_sdp_att_get, + tdav_codec_bv16_fmtp_set }; const tmedia_codec_plugin_def_t *tdav_codec_bv16_plugin_def_t = &tdav_codec_bv16_plugin_def_s; |
