Speex
1.2~beta4
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00001 /* Copyright (C) 2002 Jean-Marc Valin*/ 00006 /* 00007 Redistribution and use in source and binary forms, with or without 00008 modification, are permitted provided that the following conditions 00009 are met: 00010 00011 - Redistributions of source code must retain the above copyright 00012 notice, this list of conditions and the following disclaimer. 00013 00014 - Redistributions in binary form must reproduce the above copyright 00015 notice, this list of conditions and the following disclaimer in the 00016 documentation and/or other materials provided with the distribution. 00017 00018 - Neither the name of the Xiph.org Foundation nor the names of its 00019 contributors may be used to endorse or promote products derived from 00020 this software without specific prior written permission. 00021 00022 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00023 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00024 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 00025 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR 00026 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00027 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00028 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00029 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00030 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00031 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00032 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00033 00034 */ 00035 00036 #ifndef SPEEX_CALLBACKS_H 00037 #define SPEEX_CALLBACKS_H 00038 00042 #include "speex.h" 00043 00044 #ifdef __cplusplus 00045 extern "C" { 00046 #endif 00047 00049 #define SPEEX_MAX_CALLBACKS 16 00050 00051 /* Describes all the in-band requests */ 00052 00053 /*These are 1-bit requests*/ 00055 #define SPEEX_INBAND_ENH_REQUEST 0 00056 00057 #define SPEEX_INBAND_RESERVED1 1 00058 00059 /*These are 4-bit requests*/ 00061 #define SPEEX_INBAND_MODE_REQUEST 2 00062 00063 #define SPEEX_INBAND_LOW_MODE_REQUEST 3 00064 00065 #define SPEEX_INBAND_HIGH_MODE_REQUEST 4 00066 00067 #define SPEEX_INBAND_VBR_QUALITY_REQUEST 5 00068 00069 #define SPEEX_INBAND_ACKNOWLEDGE_REQUEST 6 00070 00071 #define SPEEX_INBAND_VBR_REQUEST 7 00072 00073 /*These are 8-bit requests*/ 00075 #define SPEEX_INBAND_CHAR 8 00076 00077 #define SPEEX_INBAND_STEREO 9 00078 00079 /*These are 16-bit requests*/ 00081 #define SPEEX_INBAND_MAX_BITRATE 10 00082 00083 /*These are 32-bit requests*/ 00085 #define SPEEX_INBAND_ACKNOWLEDGE 12 00086 00088 typedef int (*speex_callback_func)(SpeexBits *bits, void *state, void *data); 00089 00091 typedef struct SpeexCallback { 00092 int callback_id; 00093 speex_callback_func func; 00094 void *data; 00095 void *reserved1; 00096 int reserved2; 00097 } SpeexCallback; 00098 00100 int speex_inband_handler(SpeexBits *bits, SpeexCallback *callback_list, void *state); 00101 00103 int speex_std_mode_request_handler(SpeexBits *bits, void *state, void *data); 00104 00106 int speex_std_high_mode_request_handler(SpeexBits *bits, void *state, void *data); 00107 00109 int speex_std_char_handler(SpeexBits *bits, void *state, void *data); 00110 00112 int speex_default_user_handler(SpeexBits *bits, void *state, void *data); 00113 00114 00115 00117 int speex_std_low_mode_request_handler(SpeexBits *bits, void *state, void *data); 00118 00120 int speex_std_vbr_request_handler(SpeexBits *bits, void *state, void *data); 00121 00123 int speex_std_enh_request_handler(SpeexBits *bits, void *state, void *data); 00124 00126 int speex_std_vbr_quality_request_handler(SpeexBits *bits, void *state, void *data); 00127 00128 00129 #ifdef __cplusplus 00130 } 00131 #endif 00132 00134 #endif