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https://github.com/tuxbox-neutrino/libstb-hal.git
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103 lines
2.9 KiB
C++
103 lines
2.9 KiB
C++
/*
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* linuxdvb output/writer handling
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*
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* Copyright (C) 2014 martii
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string>
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#include <map>
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#include "pes.h"
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#include "writer.h"
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// This does suck ... the original idea was to just link the object files and let them register themselves.
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// Alas, that didn't work as expected.
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#include "ac3.cpp"
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#include "divx.cpp"
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#include "dts.cpp"
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#include "h263.cpp"
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#include "h264.cpp"
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#include "mp3.cpp"
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#include "mpeg2.cpp"
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#include "pcm.cpp"
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#include "vc1.cpp"
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#include "wmv.cpp"
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static std::map<enum AVCodecID,Writer *>writers __attribute__ ((init_priority (200)));
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static std::map<enum AVCodecID,video_encoding_t>vencoding __attribute__ ((init_priority (200)));
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static std::map<enum AVCodecID,audio_encoding_t>aencoding __attribute__ ((init_priority (200)));
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void Writer::Register(Writer *w, enum AVCodecID id, video_encoding_t encoding)
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{
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writers[id] = w;
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vencoding[id] = encoding;
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}
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void Writer::Register(Writer *w, enum AVCodecID id, audio_encoding_t encoding)
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{
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writers[id] = w;
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aencoding[id] = encoding;
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}
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bool Writer::Write(int /* fd */, AVStream * /*stream*/, AVPacket * /* packet */, int64_t /* pts */)
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{
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return false;
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}
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static Writer writer __attribute__ ((init_priority (300)));
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Writer *Writer::GetWriter(enum AVCodecID id, enum AVMediaType codec_type)
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{
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std::map<enum AVCodecID,Writer*>::iterator it = writers.find(id);
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if (it != writers.end())
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return it->second;
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switch (codec_type) {
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case AVMEDIA_TYPE_AUDIO:
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if (id == AV_CODEC_ID_INJECTPCM) // should not happen
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break;
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return GetWriter(AV_CODEC_ID_INJECTPCM, codec_type);
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case AVMEDIA_TYPE_VIDEO:
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if (id == AV_CODEC_ID_MPEG2TS) // should not happen
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break;
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return GetWriter(AV_CODEC_ID_MPEG2TS, codec_type);
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default:
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break;
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}
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return &writer;
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}
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video_encoding_t Writer::GetVideoEncoding(enum AVCodecID id)
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{
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std::map<enum AVCodecID,video_encoding_t>::iterator it = vencoding.find(id);
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if (it != vencoding.end())
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return it->second;
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return VIDEO_ENCODING_AUTO;
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}
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audio_encoding_t Writer::GetAudioEncoding(enum AVCodecID id)
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{
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std::map<enum AVCodecID,audio_encoding_t>::iterator it = aencoding.find(id);
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if (it != aencoding.end())
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return it->second;
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return AUDIO_ENCODING_LPCMA;
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}
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