Commit81e811f

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hotfix: store first AVCodecContext::timecode_frame_start

* fixing VideoProperties::getStartTimecode method return value

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+11

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+11

-1

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Lines changed: 5 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -22,6 +22,7 @@ VideoProperties::VideoProperties( const FormatContext& formatContext, const size`
`22`	`22`	`, _pixelProperties()`
`23`	`23`	`, _isInterlaced(false )`
`24`	`24`	`, _isTopFieldFirst(false )`
	`25`	`+, _firstGopTimeCode( -1 )`
`25`	`26`	`, _gopStructure()`
`26`	`27`	`{`
`27`	`28`	`if( _formatContext )`
`@@ -39,7 +40,10 @@ VideoProperties::VideoProperties( const FormatContext& formatContext, const size`
`39`	`40`	`_codec =avcodec_find_decoder( _codecContext->codec_id );`
`40`	`41`
`41`	`42`	`if( _codecContext )`
	`43`	`+{`
`42`	`44`	`_pixelProperties =PixelProperties( _codecContext->pix_fmt );`
	`45`	`+_firstGopTimeCode = _codecContext->timecode_frame_start;`
	`46`	`+}`
`43`	`47`
`44`	`48`	`if( level == eAnalyseLevelFirstGop )`
`45`	`49`	`analyseGopStructure( progress );`
`@@ -310,7 +314,7 @@ int64_t VideoProperties::getStartTimecode() const`
`310`	`314`	`{`
`311`	`315`	`if( ! _codecContext )`
`312`	`316`	`throwstd::runtime_error("unknown codec context" );`
`313`		`-return_codecContext->timecode_frame_start;`
	`317`	`+return_firstGopTimeCode;`
`314`	`318`	`}`
`315`	`319`
`316`	`320`	`std::stringVideoProperties::getStartTimecodeString()const`

Lines changed: 6 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -110,6 +110,12 @@ class AvExport VideoProperties : public StreamProperties`
`110`	`110`	`bool _isTopFieldFirst;`
`111`	`111`	`std::vector< std::pair<char,bool > > _gopStructure;`
`112`	`112`	`//@}`
	`113`	`+`
	`114`	`+/**`
	`115`	`+ * @brief GOP timecode of the first frame`
	`116`	`+ * @note AVCodecContext stores the GOP timecode of the last decoded frame`
	`117`	`+*/`
	`118`	`+int64_t _firstGopTimeCode;`
`113`	`119`	`};`
`114`	`120`
`115`	`121`	`}`

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