Пример #1
0
void CMainDlg::updateSetting()
{

	for (int i = 0;i<BLM_CHANNEL_MAX;i++)
	{
		if (m_channelHandle[i] != INVALID_HANDLE_VALUE)
		{
			if (m_settingDlg->m_encodeSetting[i].audio)
			{
				SetStreamType(m_channelHandle[i],STREAM_TYPE_AVSYNC);
			}else{
				SetStreamType(m_channelHandle[i],STREAM_TYPE_VIDEO);
			}
		}
	}

	for (int i = 0;i<BLM_CHANNEL_MAX;i++)
	{
		if (m_channelHandle[i] != INVALID_HANDLE_VALUE)
		{
			//取值范围:12~30
			//系统默认:16
			int quant[5]={12,16,20,24,30};
			SetDefaultQuant(m_channelHandle[i],quant[m_settingDlg->m_encodeSetting[i].quality],NULL,NULL);
			int format[4] = {1,2,5,6};
			SetEncoderPictureFormat(m_channelHandle[i],(PictureFormat_t)format[m_settingDlg->m_encodeSetting[i].format]);
			//N 制:1,2,3,4,5,6,7,10,15,30;
			//P 制:1,2,3,4,5,6,8,12,25。
			int frameRateP[10] ={1,2,3,4,5,6,7,10,15,30};
			int frameRateN[9] ={1,2,3,4,5,6,8,12,25};
			VideoStandard_t vs;
			int a,b,c,d;//useless
			GetVideoPara(m_channelHandle[i],&vs,&a,&b,&c,&d);
			if (vs==STANDARD_PAL)
			{
				SetIBPMode(m_channelHandle[i],25,0,0,frameRateP[m_settingDlg->m_encodeSetting[i].frameRate]);
			}else{
				SetIBPMode(m_channelHandle[i],25,0,0,frameRateN[m_settingDlg->m_encodeSetting[i].frameRate]);
			}
			//todo
			int maxBits[5];
			SetupBitrateControl(m_channelHandle[i],5*1024*1024);
			if (m_settingDlg->m_encodeSetting[i].sub)
			{
				SetSubEncoderPictureFormat(m_channelHandle[i],(PictureFormat_t)format[m_settingDlg->m_encodeSetting[i].format_sub]);
				SetupSubChannel(m_channelHandle[i],1);
				SetDefaultQuant(m_channelHandle[i],quant[m_settingDlg->m_encodeSetting[i].quality_sub],NULL,NULL);
				if (vs==STANDARD_PAL)
				{
					SetIBPMode(m_channelHandle[i],25,0,0,frameRateP[m_settingDlg->m_encodeSetting[i].frameRate_sub]);
				}else{
					SetIBPMode(m_channelHandle[i],25,0,0,frameRateN[m_settingDlg->m_encodeSetting[i].frameRate_sub]);
				}
				SetupBitrateControl(m_channelHandle[i],5*1024*1024);
				SetupSubChannel(m_channelHandle[i],0);
			}

		}
	}
}
Пример #2
0
void EncodedStream::start(){
	if (m_channel_id >= 0){
		if (m_g_real_handler != NULL || m_g_real_handler_ext != NULL){
			SetStreamPackType(m_channel_handle, 3);//2:hikvision pack, 3:ps pack
			SetEncoderPictureFormat(m_channel_handle, ENC_DCIF_FORMAT);
			SetStreamType(m_channel_handle, STREAM_TYPE_VIDEO);
			SetDefaultQuant(m_channel_handle, 18, 18, 23);//use the default, the less the better (range:12-30)
			SetIBPMode(m_channel_handle, 100, 2, 0, FPS);//the last is framerate
			SetupBitrateControl(m_channel_handle, 2000000);//unit:bps
			SetBitrateControlMode(m_channel_handle, brCBR);//use cbr, or brVBR
			StartVideoCapture(m_channel_handle);
		}
		if (m_g_real_ori_handler != NULL){
			m_yuv_buf_size = WIDTH * HEIGHT * 3 / 2; 
			m_yuv_buf = new unsigned char[m_yuv_buf_size];
			SetImageStream(m_channel_handle, true, 25, WIDTH, HEIGHT, m_yuv_buf);
		}
	}

}