LinkPi high-definition video encoder, this series of products are embedded solutions using Huawei HiSilicon chips, which have the advantages of low power consumption and high reliability, and support 7x24 hours of uninterrupted work. It can be widely used in network live broadcast, IPTV system, wireless image transmission, teaching recording and broadcasting, video conference, monitoring and other fields. In addition to the basic encoding and streaming functions of traditional encoders, the system also supports special effects editing, directing, network decoding, file recording, video carousel and other functions. And, relying on the increasingly powerful LinkSDK system, the function of the product continues to grow.
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Software Specifications
| Category | Function | Description |
|---|---|---|
| Audio Encoding | Sampling Rate | 16k, 32k, 44.1k, 48k |
| Bit rate range | Any setting, recommended 64k~256kbps | |
| Encoding | AAC, PCMA, MP3, MP2 | |
| Gain adjustment | -24db ~ +24db The default is 0: no gain adjustment |
|
| Video encoding | Bit rate range | Reference model comparison table |
| Rate Control | CBR, VBR, AVBR, FIXQP | |
| Encoding format | H.264, H.265 | |
| Encoding Protocol | H.265 Main Profile, Level 5.0 H.264 Baseline/Main/High Profile, Level 5.1 |
|
| Smart Coding | SmartP, DualP, ROI | |
| Video processing | Rotation | Support 90, 180, 270 degree rotation |
| Crop | Support top, bottom, left and right cropping | |
| Deinterlacing | Supports normal deinterlacing, full frame rate deinterlacing | |
| Network Protocol | General Protocol | HTTP, HLS, RTSP, RTMP Push Streaming, RTMP Pull Streaming, UDP, Multicast |
| SRT | Support | |
| NDI | Support | |
| Other Functions | Video Mixing | Support 9-grid, 4-screen, 1+2, picture-in-picture, custom and other layouts to switch freely |
| Superimposition | Logo, Watermark, Subtitle, Rolling Subtitle, Mosaic, Timestamp | |
| Multi-platform live broadcast | Support any multiple platforms to synchronize live streaming | |
| File Carousel | Stream the files in the FAT32 format U disk as a live stream | |
| File Recording | Support to record each channel to FAT32 format U disk | |
| Network input | Support rtsp, rtmp and other formats of network stream input decoding, re-encoding, directing, etc. | |
| Group management | All encoders in the LAN can be configured synchronously, and the program list can be summarized |
Product model comparison table
| ENC1/ENC1-V2 | ENC2 | ENC5 | ENCSH | TinyENC1 | |
|---|---|---|---|---|---|
| Appearance |
|
||||
| HDMI input connector | 1 | 2 | 5 | 1 | 1 |
| HDMI Input Capability | 1080P60 | 4K30 | 4K30 | 4K30 | 1080P60 |
| HDMI output interface | 1 | 1 | 1 | 1 | no |
| SDI input connector | no | no | no | 1 | no |
| SDI output interface | no | no | no | 1 (loop out) | no |
| Line-In | 1 | no (extendable) | no (extendable) | 1 | 1 |
| Line-Out | 1 | no (extendable) | no (extendable) | 1 | no |
| Main Chip | HI3520DV400 | HI3531DV100 | HI3531DV100 | HI3521DV100 | |
| Encoding Capability | 1080P30x2 + 360P30x2 | 4K30x3 or 1080P30x12 | 4K30x3 or 1080P30x12 | 4K30 or 1080P30x6 | 1080P30 + 360P30 |
| Maximum Bit Rate | 40Mbps | 40Mbps | 40Mbps | 40Mbps | 20Mbps |
| Frame Type | I/P | I/P | I/P | I/P | I/P |
| Decoding Capability | 1080P30x2 | 1080P30x8 | 1080P30x8 | 1080P30x4 | no |
| deinterlacing | support | support | support | support | no |
| USB | 2.0 | 3.0 | 3.0 | 2.0 | 2.0 |
| Power Supply | DC12V 1A | DC12V 3A | DC12V 5A | DC12V 3A | DC5V 1A |
| Ambient temperature | 0~45°C | 0~45°C | 0~45°C | 0~45°C | 0~45°C |
| Housing Size | 100×67×32 V2: 132×140×30 | 130×140×30 | 225×120×30 | 170×110×30 | 58×62×16 |
