#include?“Codec.h“

#include?

namespace?ffpp
{

Codec::Codec（const?AVCodec*?avp）:?avp（avp）
{}

Codec::Codec（const?char*?name）:?avp（avcodec_find_encoder_by_name（name））
{
????if?（!avp）?throw（std::runtime_error（“Could?not?find?codec“））;
}

const?AVCodec*?Codec::get（）?const
{
	return?avp;
}

boost::tribool?Codec::IsSupportedPixelFormat（enum?PixelFormat?pixelFormat）?const
{
	if?（!get（）->pix_fmts）?return?boost::logic::indeterminate;

	const?enum?PixelFormat?*p;
	for?（p?=?get（）->pix_fmts;?*p?!=?-1;?++p）
	{
		if?（*p?==?pixelFormat）?return?true;
	}
	return?false;
}

enum?PixelFormat?Codec::GetDefaultPixelFormat（）?const
{
	if?（!get（）->pix_fmts）?throw（std::runtime_error（“No?pixel?formats?specified?for?a?codec“））;
	return?get（）->pix_fmts[0];
}

AVRational?Codec::GetSupportedframeRate（const?AVRational&?frame_rate）?const
{
????AVRational?fps（frame_rate）;

????while?（get（）->id?==?CODEC_ID_MPEG4?&&?fps.num?>?（1<<16）-1）
????{
????????fps.num?/=?2;
????????fps.den?/=?2;
????}

????if?（!get（）->supported_framerates）?return?fps;
????
????return?get（）->supported_framerates[av_find_nearest_q_idx（fps?get（）->supported_framerates）];
}

enum?CodecID?Codec::GetID（）?const
{
????return?get（）->id;
}

}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件??????11871??2013-10-27?17:28??3D_HOG_Mine\3D_HOG_Mine.vcxproj

?????文件???????5377??2013-10-27?17:28??3D_HOG_Mine\3D_HOG_Mine.vcxproj.filters

?????文件????????164??2013-08-25?20:44??3D_HOG_Mine\3D_HOG_Mine.vcxproj.user

?????文件???12584960??2011-06-24?02:22??3D_HOG_Mine\avcodec-53.dll

?????文件??????56832??2011-06-24?02:22??3D_HOG_Mine\avdevice-53.dll

?????文件?????837632??2011-06-24?02:22??3D_HOG_Mine\avfilter-2.dll

?????文件????1174016??2011-06-24?02:22??3D_HOG_Mine\avformat-53.dll

?????文件?????133120??2011-06-24?02:22??3D_HOG_Mine\avutil-51.dll

?????文件???????3683??2013-09-05?20:56??3D_HOG_Mine\Box.h

?????文件??????12537??2013-09-05?20:56??3D_HOG_Mine\Box.hpp

?????文件????????341??2013-08-26?19:03??3D_HOG_Mine\Box3D.h

?????文件???????1204??2010-08-19?19:13??3D_HOG_Mine\Codec.cpp

?????文件????????581??2013-08-31?19:43??3D_HOG_Mine\Codec.h

?????文件???????2966??2013-08-31?19:37??3D_HOG_Mine\CodecContext.cpp

?????文件????????995??2013-08-31?19:22??3D_HOG_Mine\CodecContext.h

?????文件??????24299??2013-10-13?19:44??3D_HOG_Mine\extractFeatures.cpp

?????文件??????32933??2013-09-07?11:48??3D_HOG_Mine\extractFeatures1.cpp

?????文件??????15050??2013-08-27?21:58??3D_HOG_Mine\FastHog3DComputer.cpp

?????文件???????5756??2013-08-27?21:58??3D_HOG_Mine\FastHog3DComputer.h

?????文件??????12208??2013-10-13?20:44??3D_HOG_Mine\FastVideoGradientComputer.cpp

?????文件???????2676??2013-09-05?19:46??3D_HOG_Mine\FastVideoGradientComputer.h

?????文件???????4139??2013-09-01?19:21??3D_HOG_Mine\FlipContext.cpp

?????文件????????510??2009-11-04?04:50??3D_HOG_Mine\FlipContext.h

?????文件???????1188??2013-08-31?19:37??3D_HOG_Mine\FormatContext.cpp

?????文件????????579??2013-08-31?17:08??3D_HOG_Mine\FormatContext.h

?????文件????????792??2013-09-02?09:53??3D_HOG_Mine\frame.cpp

?????文件????????509??2013-09-02?09:53??3D_HOG_Mine\frame.h

?????文件??????11428??2013-09-05?20:56??3D_HOG_Mine\functions.cpp

?????文件???????1737??2013-09-05?20:56??3D_HOG_Mine\functions.h

?????文件???????5103??2013-08-31?18:40??3D_HOG_Mine\functions.hpp

............此處省略49個(gè)文件信息