118 lines
4.4 KiB
C++
118 lines
4.4 KiB
C++
/******************************************************************************
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QtAV: Multimedia framework based on Qt and FFmpeg
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Copyright (C) 2012-2016 Wang Bin <wbsecg1@gmail.com>
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* This file is part of QtAV
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; 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 "VideoDecoder.h"
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#include "AVDecoder_p.h"
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#include "factory.h"
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#include "mkid.h"
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#include "Logger.h"
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namespace FAV {
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FACTORY_DEFINE(VideoDecoder)
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VideoDecoderId VideoDecoderId_FFmpeg = mkid::id32base36_6<'F', 'F', 'm', 'p', 'e', 'g'>::value;
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//VideoDecoderId VideoDecoderId_CUDA = mkid::id32base36_4<'C', 'U', 'D', 'A'>::value;
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#ifdef RM_USE_HW_DECODER
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VideoDecoderId VideoDecoderId_DXVA = mkid::id32base36_4<'D', 'X', 'V', 'A'>::value;
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#endif
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//VideoDecoderId VideoDecoderId_D3D11 = mkid::id32base36_5<'D','3','D','1','1'>::value;
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//VideoDecoderId VideoDecoderId_VAAPI = mkid::id32base36_5<'V', 'A', 'A', 'P', 'I'>::value;
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//VideoDecoderId VideoDecoderId_Cedarv = mkid::id32base36_6<'C', 'e', 'd', 'a', 'r', 'V'>::value;
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//VideoDecoderId VideoDecoderId_VDA = mkid::id32base36_3<'V', 'D', 'A'>::value;
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//VideoDecoderId VideoDecoderId_VideoToolbox = mkid::id32base36_5<'V', 'T', 'B', 'o', 'x'>::value;
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//VideoDecoderId VideoDecoderId_MediaCodec = mkid::id32base36_4<'F','F','M','C'>::value;
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//VideoDecoderId VideoDecoderId_MMAL = mkid::id32base36_6<'F','F','M', 'M','A', 'L'>::value;
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//VideoDecoderId VideoDecoderId_QSV = mkid::id32base36_5<'F','F','Q','S', 'V'>::value;
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//VideoDecoderId VideoDecoderId_CrystalHD = mkid::id32base36_5<'F','F','C','H', 'D'>::value;
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static void VideoDecoder_RegisterAll()
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{
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static bool called = false;
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if (called)
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return;
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called = true;
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// factory.h does not check whether an id is registered
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if (VideoDecoder::name(VideoDecoderId_FFmpeg)) //registered on load
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return;
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extern bool RegisterVideoDecoderFFmpeg_Man();
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RegisterVideoDecoderFFmpeg_Man();
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#if QTAV_HAVE(DXVA)
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extern bool RegisterVideoDecoderDXVA_Man();
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RegisterVideoDecoderDXVA_Man();
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#endif //QTAV_HAVE(DXVA)
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#if QTAV_HAVE(D3D11VA)
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extern bool RegisterVideoDecoderD3D11_Man();
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RegisterVideoDecoderD3D11_Man();
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#endif //QTAV_HAVE(DXVA)
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#if QTAV_HAVE(CUDA)
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extern bool RegisterVideoDecoderCUDA_Man();
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RegisterVideoDecoderCUDA_Man();
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#endif //QTAV_HAVE(CUDA)
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#if QTAV_HAVE(VAAPI)
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extern bool RegisterVideoDecoderVAAPI_Man();
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RegisterVideoDecoderVAAPI_Man();
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#endif //QTAV_HAVE(VAAPI)
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#if QTAV_HAVE(VIDEOTOOLBOX)
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extern bool RegisterVideoDecoderVideoToolbox_Man();
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RegisterVideoDecoderVideoToolbox_Man();
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#endif //QTAV_HAVE(VIDEOTOOLBOX)
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#if QTAV_HAVE(VDA)
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extern bool RegisterVideoDecoderVDA_Man();
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RegisterVideoDecoderVDA_Man();
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#endif //QTAV_HAVE(VDA)
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#if QTAV_HAVE(CEDARV)
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extern bool RegisterVideoDecoderCedarv_Man();
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RegisterVideoDecoderCedarv_Man();
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#endif //QTAV_HAVE(CEDARV)
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}
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// TODO: called in ::create()/next() etc. to ensure registered?
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QVector<VideoDecoderId> VideoDecoder::registered()
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{
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VideoDecoder_RegisterAll();
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return QVector<VideoDecoderId>::fromStdVector(VideoDecoderFactory::Instance().registeredIds());
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}
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QStringList VideoDecoder::supportedCodecs()
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{
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static QStringList codecs;
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if (!codecs.isEmpty())
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return codecs;
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avcodec_register_all();
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AVCodec* c = NULL;
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while ((c=av_codec_next(c))) {
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if (!av_codec_is_decoder(c) || c->type != AVMEDIA_TYPE_VIDEO)
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continue;
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codecs.append(QString::fromLatin1(c->name));
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}
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return codecs;
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}
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VideoDecoder::VideoDecoder(VideoDecoderPrivate &d):
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AVDecoder(d)
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{
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}
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QString VideoDecoder::name() const
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{
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return QLatin1String(VideoDecoder::name(id()));
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}
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} //namespace FAV
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