1 /*---------------------------------------------------------------------------- 2 * 3 * File: 4 * eas_parser.h 5 * 6 * Contents and purpose: 7 * Interface declarations for the generic parser interface 8 * 9 * This header only contains declarations that are specific 10 * to this implementation. 11 * 12 * Copyright Sonic Network Inc. 2005 13 14 * Licensed under the Apache License, Version 2.0 (the "License"); 15 * you may not use this file except in compliance with the License. 16 * You may obtain a copy of the License at 17 * 18 * http://www.apache.org/licenses/LICENSE-2.0 19 * 20 * Unless required by applicable law or agreed to in writing, software 21 * distributed under the License is distributed on an "AS IS" BASIS, 22 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 23 * See the License for the specific language governing permissions and 24 * limitations under the License. 25 * 26 *---------------------------------------------------------------------------- 27 * Revision Control: 28 * $Revision: 767 $ 29 * $Date: 2007-07-19 13:47:31 -0700 (Thu, 19 Jul 2007) $ 30 *---------------------------------------------------------------------------- 31 */ 32 33 #ifndef _EAS_PARSER_H 34 #define _EAS_PARSER_H 35 36 #include "eas_types.h" 37 38 39 /* metadata callback */ 40 typedef struct s_metadata_cb_tag 41 { 42 EAS_METADATA_CBFUNC callback; 43 char *buffer; 44 EAS_VOID_PTR pUserData; 45 EAS_I32 bufferSize; 46 } S_METADATA_CB; 47 48 /* generic parser interface */ 49 typedef struct 50 { 51 EAS_RESULT (* EAS_CONST pfCheckFileType)(struct s_eas_data_tag *pEASData, EAS_FILE_HANDLE fileHandle, EAS_VOID_PTR *ppHandle, EAS_I32 offset); 52 EAS_RESULT (* EAS_CONST pfPrepare)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData); 53 EAS_RESULT (* EAS_CONST pfTime)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData, EAS_U32 *pTime); 54 EAS_RESULT (* EAS_CONST pfEvent)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData, EAS_INT parseMode); 55 EAS_RESULT (* EAS_CONST pfState)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData, EAS_STATE *pState); 56 EAS_RESULT (* EAS_CONST pfClose)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData); 57 EAS_RESULT (* EAS_CONST pfReset)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData); 58 EAS_RESULT (* EAS_CONST pfPause)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData); 59 EAS_RESULT (* EAS_CONST pfResume)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData); 60 EAS_RESULT (* EAS_CONST pfLocate)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData, EAS_I32 time, EAS_BOOL *pParserLocate); 61 EAS_RESULT (* EAS_CONST pfSetData)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData, EAS_I32 param, EAS_I32 value); 62 EAS_RESULT (* EAS_CONST pfGetData)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData, EAS_I32 param, EAS_I32 *pValue); 63 EAS_RESULT (* EAS_CONST pfGetMetaData)(struct s_eas_data_tag *pEASData, EAS_VOID_PTR pInstData, EAS_I32 *pMediaLength); 64 } S_FILE_PARSER_INTERFACE; 65 66 typedef enum 67 { 68 eParserModePlay, 69 eParserModeLocate, 70 eParserModeMute, 71 eParserModeMetaData 72 } E_PARSE_MODE; 73 74 typedef enum 75 { 76 PARSER_DATA_FILE_TYPE, 77 PARSER_DATA_PLAYBACK_RATE, 78 PARSER_DATA_TRANSPOSITION, 79 PARSER_DATA_VOLUME, 80 PARSER_DATA_SYNTH_HANDLE, 81 PARSER_DATA_METADATA_CB, 82 PARSER_DATA_DLS_COLLECTION, 83 PARSER_DATA_EAS_LIBRARY, 84 PARSER_DATA_POLYPHONY, 85 PARSER_DATA_PRIORITY, 86 PARSER_DATA_FORMAT, 87 PARSER_DATA_MEDIA_LENGTH, 88 PARSER_DATA_JET_CB, 89 PARSER_DATA_MUTE_FLAGS, 90 PARSER_DATA_SET_MUTE, 91 PARSER_DATA_CLEAR_MUTE, 92 PARSER_DATA_NOTE_COUNT, 93 PARSER_DATA_MAX_PCM_STREAMS, 94 PARSER_DATA_GAIN_OFFSET, 95 PARSER_DATA_PLAY_MODE 96 } E_PARSER_DATA; 97 98 #endif /* #ifndef _EAS_PARSER_H */ 99