
hi_aac_transport_type-音频相关-枚举值及数据结构-媒体数据处 …
<!DOCTYPE html> hi_aac_transport_type 说明AAC编解码协议传输封装类型。 定义typedef enum { HI_AAC_TRANSPORT_TYPE_ADTS = 0, HI_AAC_TRANSPORT_TYPE_LOAS = 1, HI_AAC_TRANSPORT_TYPE_LATM_MCP1 = 2, HI_AAC_TRANSPORT_TYPE_BUTT
High-Efficiency Advanced Audio Coding - Wikipedia
High-Efficiency Advanced Audio Coding (HE-AAC) is an audio coding format for lossy data compression of digital audio defined as an MPEG-4 Audio profile in ISO/IEC 14496–3. It is an extension of Low Complexity AAC (AAC-LC) optimized for low- bitrate applications such as streaming audio .
hi_aac_type-音频相关-枚举值及数据结构-媒体数据处理V2 …
aac编解码协议类型。 定义 typedef enum { HI_AAC_TYPE_AACLC = 0, HI_AAC_TYPE_EAAC = 1, HI_AAC_TYPE_EAACPLUS = 2, HI_AAC_TYPE_AACLD = 3, HI_AAC_TYPE_AACELD = 4, HI_AAC_TYPE_BUTT, } hi_aac_type;
高级音频编码 - 维基百科,自由的百科全书
2023年1月13日 · 高效AAC(HE-AAC,英语: High-Efficiency AAC )为有损数据压缩技术,是对高级音频编码(AAC)的扩展。HE-AAC v1使用 频段复制 ( 英语 : Spectral Band Replication ) (SBR,英语: Spectral Band Replication )提高频域的压缩效率,适用于低码率
海思3516开发记录-AAC音频解码 - CSDN博客
2024年12月19日 · 音频 组件 提供的编解码功能基于独立封装的 AAC 编解码库,核心编解码器工作在用户态,使用 CPU 软件编解码。 下面我主要记录下aac解码过程。 HI_MPI_AENC_RegisterEncoder: 注册编码器。 HI_MPI_AENC_UnRegisterEncoder: 注销编码器。 HI_MPI_ADEC_RegisterDecoder: 注册解码器。 HI_MPI_ADEC_UnRegisterDecoder: 注销解码器。 HI_MPI_AENC_AacInit: 注册 AAC 编码器。 至此,音频播放就完成。 美妙的 …
AAC规格(LC,HE,HEv2)及性能对比 - CSDN博客
2013年9月24日 · 现如今常见的AAC规格有三种:LC-AAC(最基本的),HE-AAC(AACPlus v1),HE-AAC v2(AACPlus v2)。 他们三个的关系如下图所示:HE:“High Efficiency”(高效性)。
【音视频 | AAC】AAC编码库faac介绍、使用步骤、例子代码_蓝牙aac …
2025年3月6日 · 在Windows环境下,构建fdk-aac、x264以及ffmpeg库是音频视频处理和流媒体项目中的关键步骤。这三个库分别提供了高级的音频编码、高效的视频编码和强大的多媒体处理功能。下面将详细介绍如何在Windows上编译这些库。
Advanced Audio Coding - Wikipedia
Advanced Audio Coding (AAC) is an audio coding standard for lossy digital audio compression. It was designed to be the successor of the MP3 format and generally achieves higher sound quality than MP3 at the same bit rate. [4] AAC has been standardized by ISO and IEC as part of the MPEG-2 and MPEG-4 specifications.
What is HD Audio AAC? The Ultimate Guide to High-Quality …
AAC, or Advanced Audio Coding, is a standardized audio compression format designed to deliver high-quality audio at lower bit rates compared to other codecs. Developed by the MPEG (Moving Picture Experts Group), AAC has become one of the most widely adopted audio codecs.
MP3, AAC, WAV, FLAC: all the audio file formats explained - What Hi-Fi?
2025年2月10日 · DSD (hi-res): The single-bit format used for Super Audio CDs. It comes in 2.8MHz, 5.6MHz and 11.2MHz varieties but, as it's high quality and uncompressed, is (mostly) impractical for streaming. FLAC (hi-res): This lossless compression format supports hi-res sample rates, takes up about half the space of WAV, and stores metadata. It's royalty ...
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