IVNET / IVR-HR320A H.264 DUAL CODEC
JPEG Encoder
ADPCM Audio
製品説明
• Full Hardware Architecture
• 256 BGA pin
• Device Size : 17 ¡¿ 17 (mm)
• External Clock Input : 27MHz
• 0.13 um Process(I/O : 3.3 Voltage, Core : 1.2 Voltage
• Input Pin
- H.264 Encoder : 54MHz 8bit data and 2 clocks (27MHz and Phase inverse)
- JPEG Encoder : 27MHz 8bit data and a clock
- Audio Encoder : TW2864, NVP1104 I/F
• Output Pin
- H.264 Decoder : 54MHz 8bit data and 2 clocks (27MHz and Phase inverse)
- Audio Decoder Out
- Watch-Dog Timer
- Interrupt
• Host Interface
- 16bit data bus, 8bit address and 4bit control signal
- Synchronous interface with a clock
- One interrupt pin
* System
• NTSC / PAL
• ITU-R BT.656 Format Interface
• H.264 Baseline Profile@L3
• Multi Standard H.264 Dual CODEC (2 * Encoding and 2 * Decoding)
• JPEG Encoder for Network support
• Power Forward / Backward Search
• 31bit System Timer (Audio increment per second)
• Watch-Dog Timer (WDT)
• Optimized external SDRAM (16bit / 32bit Interface)
• Black and White set for color camera image
• One Interrupt pin for each inner module status
* Host Interface
• Locak I/F like "EPP440/405 EBC"
• 16bit data bus, 8bit address and 4bit control signal
• Synchronous interface with a clock (Min 30MHz ~ Max 70MHz Clock)
• Signal read/write
• Slave DMA for bit-stream (Burst read/write)
• One Inrerrupt Pin
• Control signal adjustment by 12C
• Big / Little Endian selection by 12C
* H.264 Encoder
• Input Video Signal : 8bit data bus (54MHz) and 2 clock (27MHz)
• Dual H.264 encoder core performance
• Normal / Key frame encoding
• Digital Noise Reduction
• 32 camera encoding
• For each camera image
- Encoding on/off
- GOP size/reset
- VBR/CBR/IVBR selection
- Q value/CBR bps
- Sharpness and LPF
• H.264 bit stream header including system information
• Bit stream buffer full policy
- Last encoded bit-stream discard
- Oldest encoded bit-stream discard
• Watermark
* H.264 Decoder
• 54MHz 8bit data bus and 2 Clock (27MHz) Output
• Dual H.264 Decoder Core
• 32 camera decoding
• Time stamp synchronization for dual decoding
• Slow / Fast / Reverse playback
• Panorama
• Detail Enhancer
• Cotrast & Brightness
* JPEG Encoder
• 27MHz ITU-R BT656 Input (8bit data and 1 clock)
• 32 Camera JPEG encoding for field camera switching
• 4 level quality for each camera
• Input source selection
• Digital Noise Reduction
• Encoding On/Off for each camera
* Audio Encoder
• ADPCM encoding
• 32 channel audio input source
• 16 channel audio encoding (ADPCM)
• 8/16 KHz sampling rate
• 8/10/12/16bit sampling witch
• Audio alarm
* Audio Decoder
• ADPCM decoding
• 1 channel decoding and 12Soutput
• Mute
• Decoding audio, live spot audio, cascade audio selectable
• Decoding speed control
• Easy-to-control Lip-Sync with H.264 decoding image