124 lines
3.7 KiB
C++
124 lines
3.7 KiB
C++
// Copyright (c) 2007-2009 Fredrik Mellbin
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#ifndef UTILS_H
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#define UTILS_H
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#include "ffms.h"
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#include <vector>
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extern "C" {
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#include <libavformat/avformat.h>
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#include <libavcodec/avcodec.h>
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#include <libswscale/swscale.h>
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#include <libpostproc/postprocess.h>
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#include <libavutil/sha1.h>
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#include "MatroskaParser.h"
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#include "stdiostream.h"
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}
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#ifdef HAALISOURCE
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# define _WIN32_DCOM
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# include <windows.h>
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# include <tchar.h>
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# include <atlbase.h>
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# include <dshow.h>
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# include "CoParser.h"
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# include <initguid.h>
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# include "guids.h"
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#endif
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// Compatibility with older/newer ffmpegs
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#if (LIBAVFORMAT_VERSION_INT) > (AV_VERSION_INT(52,34,0))
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#define codec_bmp_tags ff_codec_bmp_tags
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#define codec_movvideo_tags ff_codec_movvideo_tags
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#define codec_wav_tags ff_codec_wav_tags
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#endif
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#ifndef AV_PKT_FLAG_KEY
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#define AV_PKT_FLAG_KEY PKT_FLAG_KEY
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#endif
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struct TFrameInfo {
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FFMS_FRAMEINFO_COMMON
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int64_t SampleStart;
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int64_t FilePos;
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unsigned int FrameSize;
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#ifdef FFMS_EXPORTS
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TFrameInfo(int64_t DTS, bool KeyFrame);
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TFrameInfo(int64_t DTS, int64_t FilePos, unsigned int FrameSize, bool KeyFrame);
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TFrameInfo(int64_t DTS, int64_t SampleStart, bool KeyFrame);
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TFrameInfo(int64_t DTS, int64_t SampleStart, int64_t FilePos, unsigned int FrameSize, bool KeyFrame);
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#endif
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};
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class FFTrack : public std::vector<TFrameInfo> {
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public:
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FFMS_TrackType TT;
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TTrackTimeBase TB;
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int FindClosestVideoKeyFrame(int Frame);
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int FindClosestAudioKeyFrame(int64_t Sample);
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int FrameFromDTS(int64_t DTS);
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int ClosestFrameFromDTS(int64_t DTS);
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int WriteTimecodes(const char *TimecodeFile, char *ErrorMsg, unsigned MsgSize);
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FFTrack();
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FFTrack(int64_t Num, int64_t Den, FFMS_TrackType TT);
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};
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class FFIndex : public std::vector<FFTrack> {
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public:
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int Decoder;
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int WriteIndex(const char *IndexFile, char *ErrorMsg, unsigned MsgSize);
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int ReadIndex(const char *IndexFile, char *ErrorMsg, unsigned MsgSize);
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};
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struct MatroskaReaderContext {
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public:
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StdIoStream ST;
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uint8_t *Buffer;
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unsigned int BufferSize;
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MatroskaReaderContext() {
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InitStdIoStream(&ST);
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Buffer = NULL;
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BufferSize = 0;
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}
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~MatroskaReaderContext() {
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free(Buffer);
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}
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};
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int GetCPUFlags();
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FFMS_TrackType HaaliTrackTypeToFFTrackType(int TT);
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int ReadFrame(uint64_t FilePos, unsigned int &FrameSize, CompressedStream *CS, MatroskaReaderContext &Context, char *ErrorMsg, unsigned MsgSize);
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bool AudioFMTIsFloat(SampleFormat FMT);
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void InitNullPacket(AVPacket *pkt);
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void FillAP(TAudioProperties &AP, AVCodecContext *CTX, FFTrack &Frames);
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#ifdef HAALISOURCE
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unsigned vtSize(VARIANT &vt);
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void vtCopy(VARIANT& vt,void *dest);
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#endif
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CodecID MatroskaToFFCodecID(char *Codec, void *CodecPrivate);
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#endif
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