1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright (c) 1990-2001 by Sun Microsystems, Inc. 24*0Sstevel@tonic-gate * All rights reserved. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _MULTIMEDIA_AUDIOEXTENT_H 28*0Sstevel@tonic-gate #define _MULTIMEDIA_AUDIOEXTENT_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #include <values.h> 33*0Sstevel@tonic-gate #include <Audio.h> 34*0Sstevel@tonic-gate 35*0Sstevel@tonic-gate #ifdef __cplusplus 36*0Sstevel@tonic-gate extern "C" { 37*0Sstevel@tonic-gate #endif 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate // This class defines an extent of a referenced audio class 40*0Sstevel@tonic-gate class AudioExtent : public Audio { 41*0Sstevel@tonic-gate private: 42*0Sstevel@tonic-gate Audio* ref; // reference to audio object 43*0Sstevel@tonic-gate Double start; // start time 44*0Sstevel@tonic-gate Double end; // end time 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate AudioExtent operator=(AudioExtent); // Assignment is illegal 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate public: 49*0Sstevel@tonic-gate // Constructor 50*0Sstevel@tonic-gate AudioExtent( 51*0Sstevel@tonic-gate Audio* obj, // audio object 52*0Sstevel@tonic-gate double s = 0., // start time 53*0Sstevel@tonic-gate double e = AUDIO_UNKNOWN_TIME); // end time 54*0Sstevel@tonic-gate virtual ~AudioExtent(); // Destructor 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate Audio* GetRef() const; // Get audio obj 57*0Sstevel@tonic-gate void SetRef(Audio* r); // Set audio obj 58*0Sstevel@tonic-gate Double GetStart() const; // Get start time 59*0Sstevel@tonic-gate void SetStart(Double s); // Set start time 60*0Sstevel@tonic-gate Double GetEnd() const; // Get end time 61*0Sstevel@tonic-gate void SetEnd(Double e); // Set end time 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate // class Audio methods specialized here 64*0Sstevel@tonic-gate virtual Double GetLength() const; // Get length, in secs 65*0Sstevel@tonic-gate virtual char *GetName() const; // Get name string 66*0Sstevel@tonic-gate virtual AudioHdr GetHeader(); // Get header 67*0Sstevel@tonic-gate virtual AudioHdr GetHeader(Double pos); // Get header at pos 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate // Read from position 70*0Sstevel@tonic-gate virtual AudioError ReadData( 71*0Sstevel@tonic-gate void* buf, // buffer to fill 72*0Sstevel@tonic-gate size_t& len, // buffer length (updated) 73*0Sstevel@tonic-gate Double& pos); // start position (updated) 74*0Sstevel@tonic-gate 75*0Sstevel@tonic-gate // Write is prohibited 76*0Sstevel@tonic-gate virtual AudioError WriteData( 77*0Sstevel@tonic-gate void* buf, // buffer to copy 78*0Sstevel@tonic-gate size_t& len, // buffer length (updated) 79*0Sstevel@tonic-gate Double& pos); // start position (updated) 80*0Sstevel@tonic-gate isExtent()81*0Sstevel@tonic-gate virtual Boolean isExtent() const { return (TRUE); } 82*0Sstevel@tonic-gate }; 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate #ifdef __cplusplus 85*0Sstevel@tonic-gate } 86*0Sstevel@tonic-gate #endif 87*0Sstevel@tonic-gate 88*0Sstevel@tonic-gate #endif /* !_MULTIMEDIA_AUDIOEXTENT_H */ 89