diff options
Diffstat (limited to 'branches/1.0/tinyDAV/src/codecs/speex/tdav_codec_speex.c')
| -rw-r--r-- | branches/1.0/tinyDAV/src/codecs/speex/tdav_codec_speex.c | 282 |
1 files changed, 0 insertions, 282 deletions
diff --git a/branches/1.0/tinyDAV/src/codecs/speex/tdav_codec_speex.c b/branches/1.0/tinyDAV/src/codecs/speex/tdav_codec_speex.c deleted file mode 100644 index 93565aa..0000000 --- a/branches/1.0/tinyDAV/src/codecs/speex/tdav_codec_speex.c +++ /dev/null @@ -1,282 +0,0 @@ -/*
-* Copyright (C) 2009-2010 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.
-*
-*/
-
-/**@file tdav_codec_speex.c
- * @brief Speex codecs
- *
- * @author Mamadou Diop <diopmamadou(at)doubango.org>
- *
- * @date Created: Sat Nov 8 16:54:58 2009 mdiop
- */
-#include "tinydav/codecs/speex/tdav_codec_speex.h"
-
-#if HAVE_LIB_SPEEX
-
-#include "tsk_memory.h"
-#include "tsk_debug.h"
-
-/* ============ Common ================= */
-int tdav_codec_speex_init(tdav_codec_speex_t* self, tdav_codec_speex_type_t type);
-int tdav_codec_speex_deinit(tdav_codec_speex_t* self);
-
-/* ============ iLBC Plugin interface ================= */
-
-#define tdav_codec_speex_fmtp_set tsk_null
-
-int tdav_codec_speex_open(tmedia_codec_t* self)
-{
- static int quality = 6;
- tdav_codec_speex_t* speex = (tdav_codec_speex_t*)self;
- tsk_size_t size = 0;
-
- switch(speex->type){
- case tdav_codec_speex_type_nb:
- speex->encoder.state = speex_encoder_init(&speex_nb_mode);
- speex->decoder.state = speex_decoder_init(&speex_nb_mode);
-
- speex_decoder_ctl(speex->decoder.state, SPEEX_GET_FRAME_SIZE, &speex->decoder.size);
- speex->decoder.size = (speex->decoder.size ? speex->decoder.size : 160) * sizeof(spx_int16_t);
- if(!(speex->decoder.buffer = tsk_calloc(speex->decoder.size, 1))){
- speex->decoder.size = 0;
- TSK_DEBUG_ERROR("Failed to allocate new buffer");
- return -3;
- }
-
- speex_encoder_ctl(speex->encoder.state, SPEEX_SET_QUALITY, &quality);
- speex_encoder_ctl(speex->encoder.state, SPEEX_GET_FRAME_SIZE, &speex->encoder.size);
- if(!speex->encoder.size){
- speex->encoder.size = 20;
- }
- break;
- default:
- TSK_DEBUG_ERROR("Not implemented");
- return -2;
- }
-
- speex_bits_init(&speex->encoder.bits);
- speex_bits_init(&speex->decoder.bits);
- speex_bits_reset(&speex->encoder.bits);
- speex_bits_reset(&speex->decoder.bits);
-
- return 0;
-}
-
-int tdav_codec_speex_close(tmedia_codec_t* self)
-{
- tdav_codec_speex_t* speex = (tdav_codec_speex_t*)self;
-
-
-
- return 0;
-}
-
-tsk_size_t tdav_codec_speex_encode(tmedia_codec_t* self, const void* in_data, tsk_size_t in_size, void** out_data, tsk_size_t* out_max_size)
-{
- tdav_codec_speex_t* speex = (tdav_codec_speex_t*)self;
- tsk_size_t outsize = 0;
-
- if(!self || !in_data || !in_size || !out_data){
- TSK_DEBUG_ERROR("Invalid parameter");
- return 0;
- }
-
- speex_bits_reset(&speex->encoder.bits);
- speex_encode_int(speex->encoder.state, (spx_int16_t*)in_data, &speex->encoder.bits);
-
- if(*out_max_size <speex->encoder.size){
- if((*out_data = tsk_realloc(*out_data, speex->encoder.size))){
- *out_max_size = speex->encoder.size;
- }
- else{
- *out_max_size = 0;
- return 0;
- }
- }
-
- outsize = speex_bits_write(&speex->encoder.bits, *out_data, speex->encoder.size);
-
- return outsize;
-}
-
-tsk_size_t tdav_codec_speex_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)
-{
- int ret;
- tsk_size_t out_size = 0;
- tdav_codec_speex_t* speex = (tdav_codec_speex_t*)self;
-
- if(!self || !in_data || !in_size || !out_data){
- TSK_DEBUG_ERROR("Invalid parameter");
- return 0;
- }
-
- /* initializes the bit-stream */
- speex_bits_read_from(&speex->decoder.bits, (char*)in_data, in_size);
-
- do{
- /* performs decode() */
- if((ret = speex_decode_int(speex->decoder.state, &speex->decoder.bits, speex->decoder.buffer))){
- TSK_DEBUG_ERROR("Failed to decode the buffer. retcode=%d", ret);
- break;
- }
-
- if(*out_max_size <(out_size + speex->decoder.size)){
- if((*out_data = tsk_realloc(*out_data, (out_size + speex->decoder.size)))){
- *out_max_size = (out_size + speex->decoder.size);
- }
- else{
- *out_max_size = 0;
- return 0;
- }
- }
-
- /* copy output buffer */
- memcpy(&((uint8_t*)*out_data)[out_size], speex->decoder.buffer, speex->decoder.size);
- out_size += speex->decoder.size;
- }
- while(speex_bits_remaining(&speex->decoder.bits) >= 5);
-
-
- return out_size;
-}
-
-char* tdav_codec_speex_fmtp_get(const tmedia_codec_t* codec)
-{
- return tsk_null;
-}
-
-tsk_bool_t tdav_codec_speex_fmtp_match(const tmedia_codec_t* codec, const char* fmtp)
-{
- return tsk_true;
-}
-
-
-//
-// Speex Narrow Band Plugin definition
-//
-
-/* constructor */
-static tsk_object_t* tdav_codec_speex_nb_ctor(tsk_object_t * self, va_list * app)
-{
- tdav_codec_speex_t *speex = self;
- if(speex){
- /* init base: called by tmedia_codec_create() */
- /* init self */
- tdav_codec_speex_init(speex, tdav_codec_speex_type_nb);
- }
- return self;
-}
-/* destructor */
-static tsk_object_t* tdav_codec_speex_nb_dtor(tsk_object_t * self)
-{
- tdav_codec_speex_t *speex = self;
- if(speex){
- /* deinit base */
- tmedia_codec_audio_deinit(speex);
- /* deinit self */
- tdav_codec_speex_deinit(speex);
- }
-
- return self;
-}
-/* object definition */
-static const tsk_object_def_t tdav_codec_speex_nb_def_s =
-{
- sizeof(tdav_codec_speex_t),
- tdav_codec_speex_nb_ctor,
- tdav_codec_speex_nb_dtor,
- tmedia_codec_cmp,
-};
-/* plugin definition*/
-static const tmedia_codec_plugin_def_t tdav_codec_speex_nb_plugin_def_s =
-{
- &tdav_codec_speex_nb_def_s,
-
- tmedia_audio,
- "SPEEX",
- "Speex Narrow Band Codec",
- TMEDIA_CODEC_FORMAT_SPEEX_NB,
- tsk_true,
- 8000, // rate
-
- { /* audio */
- 1, // channels
- 20 // ptime
- },
-
- /* video */
- {0},
-
- tdav_codec_speex_open,
- tdav_codec_speex_close,
- tdav_codec_speex_encode,
- tdav_codec_speex_decode,
- tdav_codec_speex_fmtp_match,
- tdav_codec_speex_fmtp_get,
- tdav_codec_speex_fmtp_set
-};
-const tmedia_codec_plugin_def_t *tdav_codec_speex_nb_plugin_def_t = &tdav_codec_speex_nb_plugin_def_s;
-
-
-//
-// Common functions
-//
-int tdav_codec_speex_init(tdav_codec_speex_t* self, tdav_codec_speex_type_t type)
-{
- if(self){
- self->type = type;
- return 0;
- }
- else{
- TSK_DEBUG_ERROR("Invalid parameter");
- return -1;
- }
-}
-
-int tdav_codec_speex_deinit(tdav_codec_speex_t* self)
-{
- if(self){
- if(self->decoder.state){
- speex_decoder_destroy(self->decoder.state);
- self->decoder.state = tsk_null;
- }
- speex_bits_destroy(&self->decoder.bits);
- if(self->decoder.buffer){
- TSK_FREE(self->decoder.buffer);
- self->decoder.size = 0;
- }
-
- if(self->encoder.state){
- speex_encoder_destroy(self->encoder.state);
- self->encoder.state = tsk_null;
- }
- speex_bits_destroy(&self->encoder.bits);
- self->encoder.size = 0;
-
- return 0;
- }
- else{
- TSK_DEBUG_ERROR("Invalid parameter");
- return -1;
- }
-}
-
-#endif /* HAVE_LIB_SPEEX */
|
