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/*
* Copyright (C) 2010-2015 Hendrik Leppkes
* http://www.1f0.de
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include "SubRenderOptionsImpl.h"
#include "LAVSubtitleFrame.h"
class CLAVVideo;
typedef struct LAVSubtitleProviderContext {
LPWSTR name; ///< name of the Provider
LPWSTR version; ///< Version of the Provider
bool combineBitmaps; ///< Control if the provider combines all bitmaps into one
} LAVSubtitleProviderContext;
struct _AM_PROPERTY_SPPAL;
struct _AM_PROPERTY_SPHLI;
class CLAVSubtitleProvider : public ISubRenderProvider, public CSubRenderOptionsImpl, public CUnknown, private CCritSec
{
public:
CLAVSubtitleProvider(CLAVVideo *pLAVVideo, ISubRenderConsumer *pConsumer);
~CLAVSubtitleProvider(void);
DECLARE_IUNKNOWN;
DECLARE_ISUBRENDEROPTIONS;
// ISubRenderProvider
STDMETHODIMP RequestFrame(REFERENCE_TIME start, REFERENCE_TIME stop);
STDMETHODIMP Disconnect(void);
// CLAVSubtitleProvider public
STDMETHODIMP DisconnectConsumer(void);
STDMETHODIMP InitDecoder(const CMediaType *pmt, AVCodecID codecId);
STDMETHODIMP Decode(BYTE *buf, int buflen, REFERENCE_TIME rtStart, REFERENCE_TIME rtStop);
STDMETHODIMP Flush();
STDMETHODIMP SetDVDPalette(struct _AM_PROPERTY_SPPAL *pPal);
STDMETHODIMP SetDVDHLI(struct _AM_PROPERTY_SPHLI *pHLI);
STDMETHODIMP SetDVDComposit(BOOL bComposit);
private:
void CloseDecoder();
void ProcessSubtitleFrame(AVSubtitle *sub, REFERENCE_TIME rtStart);
void ProcessSubtitleRect(AVSubtitleRect *rect, REFERENCE_TIME rtStart, REFERENCE_TIME rtStop);
void AddSubtitleRect(CLAVSubRect *rect);
CLAVSubRect* ProcessDVDHLI(CLAVSubRect *rect);
void ClearSubtitleRects();
void TimeoutSubtitleRects(REFERENCE_TIME rtStop);
private:
LAVSubtitleProviderContext context;
CLAVVideo *m_pLAVVideo = nullptr;
ISubRenderConsumer *m_pConsumer = nullptr;
const AVCodec *m_pAVCodec = nullptr;
AVCodecContext *m_pAVCtx = nullptr;
AVCodecParserContext *m_pParser = nullptr;
REFERENCE_TIME m_rtLastFrame = 0;
REFERENCE_TIME m_rtStartCache = AV_NOPTS_VALUE;
ULONGLONG m_SubPicId = 0;
BOOL m_bComposit = TRUE;
std::list<CLAVSubRect *> m_SubFrames;
struct _AM_PROPERTY_SPHLI *m_pHLI = nullptr;
};
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