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DOC-USR-0070-08

 

 
 

___________________________________________________________________________________________ 

Z3 Technology, LLC 

♦

 100 N 8

th

 ST, STE 250 

♦

 Lincoln, NE 68508-1369 USA 

♦

 +1.402.323.0702 

19 

6.7

 

 Dynamically Change Bitrate and Frame Rate 

 

The Z3-SME-01 includes an “Update” button which allows you to change the bitrate and/or frame rate 
without stopping and restarting the encoder. To use this feature, complete the following steps: 

 

(25)

 

In VLC, click on “Tools” and select “Codec Information.” This brings up a window with four tabs.  
Select the “Statistics” tab.  In this tab, you can see the current video + audio bitrate. 

 
 
 
 
 
 
 
 
 
 
 
 

 
 

(26)

 

In the CH1 screen, change the bitrate from “8000K” to “2000K” and click “update”. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

Figure 15  Changing the Bitrate Dynamically 

(1) Change bitrate to 2000K 

(2) Click “update” 

Video + Audio bitrate 

Figure 14  Viewing Bitrate in VLC 

Содержание Z3-SME-01

Страница 1: ...is document contains proprietary information of Z3 Technology LLC Z3 This document may not be used reproduced disclosed or disseminated to anyone without the prior written approval of an authorized re...

Страница 2: ...LE support in Section 10 5 Various formatting tweaks and corrections Updated screenshots KA RC 2 21 07 04 2015 Added descriptions of TSRTP 16 9 checkbox and Interlaced Mode options Added note of 5Mbps...

Страница 3: ...e Z3 SME 01 12 6 3 Find the Z3 SME 01 on the Network using ZFinder 13 6 4 Configure Channel 1 Encode for UDP Streaming 14 6 5 Run VLC to View Stream 16 6 6 Streaming RTP RTSP 17 6 7 Dynamically Change...

Страница 4: ...rd Error Correction 41 9 0 PERFORMING OTHER OPERATIONS WITH THE Z3 SME 01 42 9 1 Saving Current Settings 42 9 2 Using a Static IP Address 43 9 3 Making a Firmware Update 46 9 4 Using the Password Feat...

Страница 5: ...Streaming to VLC RTSP 18 Figure 14 Viewing Bitrate in VLC 19 Figure 15 Changing the Bitrate Dynamically 19 Figure 16 Drop in Bitrate after Dynamic Bitrate Change 20 Figure 17 Status Page Output Showi...

Страница 6: ...Configuration Settings for Decode Example 40 Figure 44 Enabling Pro MPEG FEC Decode 41 Figure 45 The User Presets Tab 42 Figure 46 Entering a User Preset Name 42 Figure 47 Saving New Settings to a Use...

Страница 7: ...rces and stream them to the web or internal clients PCs via UDP RTP TSRTP or RTMP It also allows display of HD video up to 1080p60 via an HDMI output The compactness ease of use and performance makes...

Страница 8: ...bine multiple streams into a single IP stream To use the Z3 SME 01 to stream one source in three different ways and or stream using RTMP see Section 7 0 STREAMING RTMP IN THREE DIFFERENT RESOLUTIONS o...

Страница 9: ...E 250 Lincoln NE 68508 1369 USA 1 402 323 0702 9 3 0 INCLUDED PARTS LIST Z3 SME 01 5V Power Supply HDMI Cable Composite Adapter Cable Serial Cable Gender Changer Note The serial cable and gender chang...

Страница 10: ...IA 608 EIA 708 Supports Pro MPEG Forward Error Correction FEC decode One USB 2 0 interface for local storage Web based configuration software for user friendly configuration and control RS 232 serial...

Страница 11: ...0 OPERATING CONTROLS 1 USB 2 0 2 RS 232 Serial Port1 3 Status Lights 4 Power Switch 5 5V Power 1 For advanced troubleshooting purposes only Not needed by typical users 6 Composite Input 7 HDMI Output...

Страница 12: ...ment 6 1 Set up the HD Source 1 Select an HD source with HDMI output Power on the HD Source Connect HDMI to a monitor Set the HD Source to 1080i output If you are using a media player select the conte...

Страница 13: ...erify your PC is set to DHCP If it is set to a static IP address ZFinder will be unable to discover your encoder or it will appear in red and you will be unable to proceed further 6 Run the ZFinder PC...

Страница 14: ...tab 6 4 Configure Channel 1 Encode for UDP Streaming 9 Click on the CH1 tab 10 At the CH1 tab change Video Resolution to 1920x1080 or Follow Input 11 Set Output Format to UDP 12 You can set the Dest...

Страница 15: ...g click on stop and then start to confirm the encoding occurs with the values you specified Note If you want to encode 1080p60 you must first change Operating Mode at the bottom right from Encode Inte...

Страница 16: ...r on your PC version used in testing at Z3 2 1 5 16 Select Media Open Network Stream In the box type udp 192 168 0 6 5004 where 192 168 0 6 matches the values of the computer IP address or multicast a...

Страница 17: ...configuration tab click on stop to stop the current encoding session 20 Change Output Format from UDP to RTP RTSP When RTP RTSP is selected the encoder will send an RTP stream using the Dest Address...

Страница 18: ...o a static IP address this should match the Local IP Address field in the System Setup tab In the example pictured the encoder was assigned 192 168 1 3 at start up b ch corresponds to the number of th...

Страница 19: ...bitrate and or frame rate without stopping and restarting the encoder To use this feature complete the following steps 25 In VLC click on Tools and select Codec Information This brings up a window wit...

Страница 20: ...ge and the video bitrate drop 28 If you click on the Status tab in the user interface and click Refresh you will also see the updated bitrate reflected The parameter Frame Rate Divider can also be upd...

Страница 21: ...m of the video and audio bitrate For example the default value out of the factory is a value of 10Mbps corresponding to 8Mbps for the video There are times however when it is desirable to make this va...

Страница 22: ...art encoding 4 Open VLC to view your UDP stream Section 6 5 and view the Statistics tab Section 6 7 You will see a lower value for the overall input rate and for the content rate 5 The value of TS Rat...

Страница 23: ...e Audio Info section set Enable to yes using the dropdown menu for each audio channel 2 you desire Using the dropdown menus for each enabled channel set Mode to 3 a stereo for up to two audio channels...

Страница 24: ...n lower latency than streaming using TS If low latency with TS is desired there is a special TS lowlat mode that can be activated Setting this causes the TS muxer to send packets out immediately rathe...

Страница 25: ...lowing steps 1 Find the special composite adapter cable pictured below Connect the yellow red white cables to the composite source The yellow connector connects to the composite output of the video so...

Страница 26: ...LLC 100 N 8th ST STE 250 Lincoln NE 68508 1369 USA 1 402 323 0702 26 4 The options for a second encode channel appear Here you can specify composite through the Video Source dropdown menu Example val...

Страница 27: ...osite input see Figure 23 2 Configure the Encoder to use composite input see Figure 25 for an example 3 Open VLC Select Open Network Stream If the settings are those as shown in Figure 25 use the addr...

Страница 28: ...eld to select 3 your USB storage location This will automatically populate if a USB is detected In the File Prefix textbox enter the desired prefix for your ts file name 4 a When saved a number will b...

Страница 29: ...t be formatted in either FAT32 VFAT EXT3 or EXT4 format 2 Connect and configure the encoder Output Format to UDP See Section 6 4 3 When UDP output is selected the Aux TS File Enable option appears Sel...

Страница 30: ...aining two channels 1 Verify the encoder is connected to a composite and an HDMI video source 2 Open the user interface See Section 6 3 3 In the CH1 tab change the Output Format for your HDMI video so...

Страница 31: ...to be received and viewed using VLC media player 9 Run VLC on your PC version used by Z3 2 1 5 10 Select Media Open Network Stream In the box type udp 225 1 2 3 6000 where 225 1 2 3 matches the value...

Страница 32: ...nore the sections referring to Wowza in this section Note that when creating multiple channels off the same input the total performance cannot exceed the capability of the Z3 SME 01 for example three...

Страница 33: ...7 Set Video Bit Rate to 4000K 8 Set Output Format to RTMP 9 For Dest Address type 192 168 0 4 1935 live 720 where 192 168 0 4 is the IP address of the PC with the Wowza server 10 If necessary set Aut...

Страница 34: ...ln NE 68508 1369 USA 1 402 323 0702 34 7 4 Configure CH2 for RTMP Streaming 11 Click on the CH2 tab 12 Set the Video Resolution to 720x480 for D1 video 13 Set Video Bit Rate to 2000K 14 For Dest Addre...

Страница 35: ...NE 68508 1369 USA 1 402 323 0702 35 7 5 Configure CH3 for RTMP Streaming 15 Click on the CH3 tab 16 Set set the Video Resolution to 352x240 for CIF video 17 Set Video Bit Rate to 1000K 18 For Dest Add...

Страница 36: ...t the Encode 20 Click on start all at the bottom of any tab 7 8 View the Content on Wowza 21 Go to a PC that is on the same network as the Wowza server and open a web browser in this example FireFox i...

Страница 37: ...p screen Select the Adobe RTMP tab change the Stream name to 720 should match one of the directories you are streaming to in the Z3 SME 01 and click Start You will then see the content streamed from t...

Страница 38: ...reate a ts File using the Encoder 1 Follow steps in Section 6 13 to save a TS stream to a ts file on a USB For the pictured example the file has been named encode_sme01 ts Leave the USB drive connecte...

Страница 39: ...SA 1 402 323 0702 39 4 Once you do this the description at the top right will change from Encoder to Decoder and settings for Display Mode Resolution and Layout will appear in the System Setup Tab 5 C...

Страница 40: ...ange the settings to match the output of your encoded stream For decode of the previously recorded ts file use the following configuration example by selecting TSFILE as the Input Interface and enteri...

Страница 41: ...d to a display monitor 2 In the CH1 tab select select TSRTP as the Input Interface This will cause a FEC Mode dropdown to appear 3 Select AUTO in the FEC Mode dropdown menu 4 Set the remaining setting...

Страница 42: ...red off and back on it automatically uses those settings 1 Click on the User Presets tab 2 Click on the new button 3 This brings up a new text box to enter the preset name For this example type z3_con...

Страница 43: ...ically receive an IP address at startup The IP address that is assigned can be seen through using ZFinder If you prefer you can set your encoder to a static IP address If you would like to have your P...

Страница 44: ...you do this a window appears reminding the user that for changes to IP Address Netmask Gateway to take effect a reboot is required and asking if a reboot is desired Click Ok and then Ok to the Are you...

Страница 45: ...Open Device Note You may need to also update the network settings on the PC running ZFinder so that the encoder is discoverable If the unit appears in red your computer s IP address or Network Mask m...

Страница 46: ...ln NE 68508 1369 USA 1 402 323 0702 46 9 3 Making a Firmware Update 1 Access the user interface Steps 1 8 in Section 6 0 2 Select update device firmware from the System Setup tab 3 This brings you to...

Страница 47: ...o be used will typically have the word UPD in the name 5 Click on Upload and Update 6 You will see screens stating that the image is being uploaded and that the flash is being updated After about one...

Страница 48: ...lick change 3 Wait for the password options to disappear This indicates that the password has changed 4 Retype the IP address in the web browser or refresh the page You should then see a prompt for a...

Страница 49: ...for the Z3 SME 01 Note that a save of these settings and a reboot is needed for changes to this value to take effect When in DHCP mode this field is not applicable DNS Server IP 1 a b c d 8 8 8 8 Spe...

Страница 50: ...Password Sets the system password See Section 9 4 Using the Password Feature on page 47 for more details Update device firmware See Section 9 3 Making a Firmware Update on page 46 Download device logs...

Страница 51: ...er FPS Current target frames per second of encoder Actual FPS Actual frames per second being encoded Key frame FPS of key frames per second for example a value of 0 5 means a key frame is inserted eve...

Страница 52: ...overhead For example if two 10Mbps channels are being packed into the MPTS stream the recommended Rate is at least 22Mbps Destination 1 NONE ASI UDP Used to define where the multiple channels will be...

Страница 53: ...tes the resolution based on the capture resolution Note 1 Video Bitrate 100 12000K 8000K The bitrate Video Rate Control VBR CBR Selects the encoder rate control mechanism VBR Variable Bitrate means th...

Страница 54: ...Mode If an attempt is made to change it on one channel while the others are running a warning message will appear that the other two channels need to be stopped so that all three channels can have th...

Страница 55: ...21 122 123 If UDP format is selected the PID to use for that audio channel Max PTS PCR UDP TS Only 0 500 250 Allows user to specify a smaller interval than 250ms between PTS and PCR This is for system...

Страница 56: ...a Streaming Engine and social media sites including YouTube Live See Section 7 0 STREAMING RTMP IN THREE DIFFERENT RESOLUTIONS for more on using the RTMP format TSFILE will write audio and video to a...

Страница 57: ...he rate of the transport stream Normally this value should be set to 1 25 video bitrate audio bitrate This can be set to higher values to allow leeway for times when many bits are needed to encode Thi...

Страница 58: ...ey all have the same GOP size and the same maximum delay setting stop Stop current encode session start Start encode session update Can be used to change the bitrate or frame rate divider without stop...

Страница 59: ...ame rate Full 1080i 60 30 Half 1080p 30 30 Quarter 1080p 15 15 Sixth 1080p 10 10 Note 3 GOP Sizes Supported 10 12 15 25 30 50 60 100 120 200 240 frames 10 6 The CH1 CH2 CH3 Tab Decode Parameter Option...

Страница 60: ...DMI is supported in the Z3 SME 01 10 7 Values Appearing at the Bottom of All Tabs Parameter Options default in bold Notes preset serial_menu encoder factory default any user defined profiles The confi...

Страница 61: ...__________________________________________________ Z3 Technology LLC 100 N 8th ST STE 250 Lincoln NE 68508 1369 USA 1 402 323 0702 61 Only video decode is supported in this release Stop All Stop encod...

Страница 62: ...P streaming the following steps are needed 1 Log in to the Wowza Streaming Engine Manager Home page by typing http localhost 8088 where localhost is the IP address of the server in the pictured exampl...

Страница 63: ...re both set to Open and Client Restrictions is set to No client restrictions Then click Save The Wowza server is now configured to work with your ZEUS encoder Note You can also specify Require passwor...

Страница 64: ...t equal the value entered in the URL for VLC Is the PC fast enough for 1080p decode on VLC Does the PC have enough DDR to handle 1080p decode on VLC Is VLC version 1 1x or later Problem Do not see vid...

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