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2026-08-24 10:03:24 +08:00

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C++

/*
* Copyright (C) 2014-2019 Amlogic, Inc. All rights reserved.
*
* All information contained herein is Amlogic confidential.
*
* This software is provided to you pursuant to Software License Agreement
* (SLA) with Amlogic Inc ("Amlogic"). This software may be used
* only in accordance with the terms of this agreement.
*
* Redistribution and use in source and binary forms, with or without
* modification is strictly prohibited without prior written permission from
* Amlogic.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __SUBTITLE_PARSER_EVENT_NOTIFIER_H__
#define __SUBTITLE_PARSER_EVENT_NOTIFIER_H__
static const int ERROR_DECODER_TIMEOUT = 2;
static const int ERROR_DECODER_LOSEDATA = 3;
static const int ERROR_DECODER_INVALIDDATA = 4;
static const int ERROR_DECODER_TIMEERROR = 5;
static const int ERROR_DECODER_END = 6;
enum subtitle_info_type {
// for extension
SUBTITLE_INFO_TELETEXT_LOAD_STATE = 900,
//.....
};
static inline int __notifierErrorRemap(int error) {
switch (error) {
case 0:
return ERROR_DECODER_LOSEDATA; // event: 3 decoder error
case 1:
return ERROR_DECODER_INVALIDDATA;
case 2:
return ERROR_DECODER_TIMEERROR;
case 3:
return ERROR_DECODER_END;
default:
return error;
}
}
class ParserEventNotifier {
public:
virtual ~ParserEventNotifier() {};
virtual void onSubtitleDataEvent(int event, int id) = 0;
virtual void onSubtitleDimension(int width, int height) = 0;
// report available state, may error
virtual void onSubtitleAvailable(int available) = 0;
virtual void onVideoAfdChange(int afd, int playerid) = 0;
virtual void onMixVideoEvent(int val) = 0;
virtual void onSubtitleLanguage(char* lang) = 0;
// what: info type, extra: value, for info extension
virtual void onSubtitleInfo(int what, int extra) = 0;
};
// TODO: revise the spu list and impl a common solution for decoded
// data process path. integrate in Parser.h's SPU manager class TODO list
class ParserSubdataNotifier {
public:
virtual ~ParserSubdataNotifier() {}
// We decoded new subdata...
virtual void notifySubdataAdded() = 0;
};
#endif