自定义声音效果处理的接口, 如不定制音效,可以忽略.
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#include <TMAudioEffect.h>
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virtual int | init (TMSampleRate sampleRate, int inChannel, int outChannel, TMAudioFXType effect)=0 |
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virtual int | setEnable (bool enable)=0 |
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virtual int | process (char *inbuf, size_t insz, char *outbf, size_t &outsz)=0 |
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virtual int | changeEffect (TMAudioFXType effect)=0 |
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virtual int | changeEffectParam (TMAudioFXParam param, int val)=0 |
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virtual int | getEffectParam (TMAudioFXParam param, int &rval)=0 |
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virtual int | getRangeOfParam (TMAudioFXParam param, int &min, int &max)=0 |
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TMSampleRate | sampleRate_ |
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int | inChannel_ |
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int | outChannel_ |
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TMAudioFXType | effect_ |
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自定义声音效果处理的接口, 如不定制音效,可以忽略.
切换新的效果, 这时候的效果 使用changeEffetParam
virtual int TMAudioEffect::changeEffectParam |
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TMAudioFXParam |
param, |
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int |
val |
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) |
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pure virtual |
virtual int TMAudioEffect::getEffectParam |
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TMAudioFXParam |
param, |
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int & |
rval |
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) |
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pure virtual |
得到参数现在的值, return 0 means success, -1 means error.
virtual int TMAudioEffect::getRangeOfParam |
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TMAudioFXParam |
param, |
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int & |
min, |
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int & |
max |
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) |
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pure virtual |
virtual int TMAudioEffect::init |
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TMSampleRate |
sampleRate, |
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int |
inChannel, |
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int |
outChannel, |
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TMAudioFXType |
effect |
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) |
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pure virtual |
初始化AudioEffect的接口,子类需要在这个函数里面实现一些相应的初始化工作,
- Parameters
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sampleRate | 采样率 |
inChannel | 数据谁人的声道 |
outChannel | 数据输出的声道,通常是和inChannel相等 |
effect | 初始音效 |
virtual int TMAudioEffect::process |
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char * |
inbuf, |
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size_t |
insz, |
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char * |
outbf, |
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size_t & |
outsz |
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pure virtual |
处理buffer的接口, 子类应该在这个接口中声音进行处理。
需要注意的是, inbuf, 和 outfb 有可能是同一个指针。 处理函数里面需要做这样的假设。
- Parameters
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inbuf | 输入数据的buffer指针 |
insz | 输入buffer的大小 |
outbf | 输出buffer的大小, buffer由调用者分配 |
outsz | 实际填充的buffer size |
virtual int TMAudioEffect::setEnable |
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bool |
enable | ) |
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pure virtual |
打开和关闭该音效处理接口, SDK会在需要的时候打开音效活着关闭音效
- Parameters
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The documentation for this class was generated from the following file:
- /Users/jiejing/Developer/project/kalaok/libDirectAudio/public-include/TMAudioEffect.h