#pragma?once
#include?“MP4Encoder.h“


#define?DEFAULT_VIDEO_TRACK_NUM?3
#define?DEFAULT_VIDEO_PROFILE_LEVEL?1
#define?DEFAULT_AUDIO_PROFILE_LEVEL?2


MP4Encoder::MP4Encoder（void）
	:?m_hFile（MP4_INVALID_FILE_HANDLE）
	?m_videoTrack（MP4_INVALID_TRACK_ID）
	?m_audioTrack（MP4_INVALID_TRACK_ID）
{
}

MP4Encoder::~MP4Encoder（void）
{
}

int?MP4Encoder::MP4CreateFile（const?char?*sFileNameint?Movie_Time_Scale）
{
	m_hFile?=?MP4Create（sFileName）;
	if?（m_hFile?==?MP4_INVALID_FILE_HANDLE）
	{
		printf（“create?mp4?file?error!\n“）;
		return?-1;
	}
	if?（!MP4SetTimeScale（m_hFile?Movie_Time_Scale））
	{
		printf（“set?time?Scale?error!\n“）;
		return?-1;
	}
	return?0;
}

int??MP4Encoder::MP4AddH264Track（const?uint8_t?*sData?int?nSize
	int?nWidth?int?nHeight?int?nframeRate?int?Video_Time_Scale）
{
	int?sps?pps;
	for?（sps?=?0;?sps?		if?（sData[sps++]?==?0x00?&&?sData[sps++]?==?0x00?&&?sData[sps++]?==?0x00
			&&?sData[sps++]?==?0x01）
			break;
	for?（pps?=?sps;?pps?		if?（sData[pps++]?==?0x00?&&?sData[pps++]?==?0x00?&&?sData[pps++]?==?0x00
			&&?sData[pps++]?==?0x01）
			break;
	if?（sps?>=?nSize?||?pps?>=?nSize）
		return?-1;
	m_videoTrack?=?MP4AddH264VideoTrack（m_hFile?Video_Time_Scale
		Video_Time_Scale?/?nframeRate?nWidth?nHeight
		sData[sps?+?1]?sData[sps?+?2]?sData[sps?+?3]?DEFAULT_VIDEO_TRACK_NUM）;//sps?后面的三個字節
	if?（MP4_INVALID_TRACK_ID?==?m_videoTrack）
	{
		printf（“add?video?track?error!\n“）;
		return?-1;
	}
	MP4SetVideoProfileLevel（m_hFile?DEFAULT_VIDEO_PROFILE_LEVEL）;
	MP4AddH264SequenceParameterSet（m_hFile?m_videoTrack?sData?+?spspps?-?sps?-?4）;//sps??內容??起始位置+長度??
	MP4AddH264PictureParameterSet（m_hFile?m_videoTrack?sData?+?ppsnSize?-?pps）;//?pps?內容??起始位置+長度
	return?0;
}

int???MP4Encoder::MP4AddAACTrack（const?uint8_t?*sData?int?nSizeint?Audio_Time_Scale）
{
	m_audioTrack?=?MP4AddAudioTrack（m_hFile?Audio_Time_Scale1024?MP4_MPEG4_AUDIO_TYPE）;
	if?（MP4_INVALID_TRACK_ID?==?m_audioTrack）
	{
		printf（“add?audio?track?error!\n“）;
		return?-1;
	}
	MP4SetAudioProfileLevel（m_hFile?DEFAULT_AUDIO_PROFILE_LEVEL）;
	if?（!MP4SetTrackESConfiguration（m_hFile?m_audioTrack?sData?nSize））
	{
		printf（“set?track?ESConfiguration?error!\n“）;
		return?-1;
	}

	return?0;
}

int?MP4Encoder::MP4WriteH264Data（uint8_t?*sData?int?nSize）
{

	bool?result?=?false;
	sData[0]?=?（nSize?-?4）?>>?24;
	sData[1]?=?（nSize?-?4）?>>?16;
	sData[2]?=?（nSize?-?4）?>>?8;
	sData[3]?=?nSize?-?4;

	if（nSize<0||sData==NULL）
		return?-1;

	if?（（sData[4]?&?0x1F）?==?5）//判斷I幀
		result?=?MP4WriteSample（m_hFile?m_videoTrack?sData?nSizeMP4_INVALID_DURATION0true）;
	else
		result?=?MP4WriteSample（m_hFile?m_videoTrack?sData?nSizeMP4_INVALID_DURATION0false）;
	if?（!result）
	{
		printf（“write?h264?frame?error!\n“）;
		return?-1;
	}
	return?0;
}

int??MP4Encoder::MP4WriteAACData（const?uint8_t?*sData?int?nSize）
{
	bool?result?=?false;
	if（nSize<0||sData==NULL）
		ret

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-08-22?22:42??MP4Recorder\
?????目錄???????????0??2018-08-22?22:44??MP4Recorder\Debug\
?????目錄???????????0??2018-08-22?22:42??MP4Recorder\MP4Recorder\
?????文件????????4603??2018-08-22?21:32??MP4Recorder\MP4Recorder\HeadInfo.h
?????文件????????3426??2018-08-22?21:04??MP4Recorder\MP4Recorder\MP4Encoder.cpp
?????文件?????????664??2018-08-22?21:04??MP4Recorder\MP4Recorder\MP4Encoder.h
?????文件???????18294??2018-08-22?22:28??MP4Recorder\MP4Recorder\MP4Recorder.cpp
?????文件????????5028??2018-08-22?21:06??MP4Recorder\MP4Recorder\MP4Recorder.h
?????文件????????4629??2018-08-22?21:36??MP4Recorder\MP4Recorder\MP4Recorder.vcxproj
?????文件????????1437??2018-08-17?20:38??MP4Recorder\MP4Recorder\MP4Recorder.vcxproj.filters
?????文件?????????164??2018-08-18?21:00??MP4Recorder\MP4Recorder\MP4Recorder.vcxproj.user
?????目錄???????????0??2018-08-22?22:44??MP4Recorder\MP4Recorder\include\
?????目錄???????????0??2018-08-22?22:44??MP4Recorder\MP4Recorder\lib\
?????文件?????????253??2018-08-22?21:05??MP4Recorder\MP4Recorder\test.cpp
?????文件????35454976??2018-08-22?22:42??MP4Recorder\MP4Recorder.sdf
?????文件?????????900??2018-08-17?20:35??MP4Recorder\MP4Recorder.sln
?????文件???????45056??2018-08-22?22:42??MP4Recorder\MP4Recorder.v11.suo