It USES the PCI interface chip SAA7146A special for media processing produced by Philips, and connects simply with video encoder, video decoder, audio encoder and decoder.
设计选用PCI多媒体接口芯片SAA7146A，方便的实现了与视频编码器、视频解码器和音频编解码器的连接。
The building block of it is the digital television decoder core, which decodes the video and audio signal.
解码内核是其完成视频和音频信号解码功能的基本部件。
Last, the thesis design the IMDCT software of AC-3 audio decoder based on float DSP TMS320C6701, the result is that TMS320C6701 can decode audio signal and control the system in real time.
最后，论文设计了基于浮点DSPTMS320C 6701的音频解码程序的IMDCT部分，经过测试可以做到实时的解码音频信号和系统控制。
A real-time embedded design of MPEG-4 visual simple profile and advanced audio coding decoder using Digital Signal Processor and ARM9 core are presented in this paper.
文中提出应用数字信号处理器和微控制处理器ARM9核的MPEG-4视频简易框架和高级音频编码解码器的实时嵌入式设计。
The decoder is essentially an inverse of the structure and methods of the encoder, and results in a reproduced audio signal that cannot be audibly distinguished from the original signal.
解码器实质上是编码器的逆向结构和方法，产生一个听觉上不能与原始信号区分开的被还原的音频信号。
In addition, decoder sync is ensured by transmitting frames of 'silence' whenever mixed audio is not present either due to processing latency or the gaming application.
此外，解码器同步通过“静寂”帧的传送加以确保，此时，归因于处理等待时间或游戏应用程序的混频的音频不会出现。
ST Application programming Interface-STAPI drives the underlying hardware, video and audio decoder and display devices, and provides the upper software easy programming interface.
ST应用程序接口-STAPI负责底层硬件视音频解码和显示的驱动，并向上层软件提供良好的编程接口。
The decoder operates with 24 bits precision, and outputs 16 bits PCM sample for audio play.
解码中间步骤采用24比特的运算精度，最后输出16比特的PCM样值用于播放。
The decoder operates with 24 bits precision, and outputs 16 bits PCM sample for audio play.
解码中间步骤采用24比特的运算精度，最后输出16比特的PCM样值用于播放。
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