32 or pausing, and also provides information about the state of the audio processing |
32 or pausing, and also provides information about the state of the audio processing |
33 units connected to it, for example, uninitialized or active. </p> <p>Furthermore, |
33 units connected to it, for example, uninitialized or active. </p> <p>Furthermore, |
34 one or more audio streams can be grouped into a logical unit called a context. |
34 one or more audio streams can be grouped into a logical unit called a context. |
35 The following diagram shows a context which contains two audio streams: </p> <fig id="GUID-3E0CDA7E-7B25-5407-9276-8397C4FFEAFE"> |
35 The following diagram shows a context which contains two audio streams: </p> <fig id="GUID-3E0CDA7E-7B25-5407-9276-8397C4FFEAFE"> |
36 <title> Audio streams in a context </title> |
36 <title> Audio streams in a context </title> |
37 <image href="GUID-5673347B-DA7B-563A-AB2B-615BF7C19F92_d0e331113_href.png" placement="inline"/> |
37 <image href="GUID-5673347B-DA7B-563A-AB2B-615BF7C19F92_d0e324956_href.png" placement="inline"/> |
38 </fig> <p>Using a context means that, for the purposes of pre-emption, all |
38 </fig> <p>Using a context means that, for the purposes of pre-emption, all |
39 audio streams in the context can be controlled as a single unit. For example, |
39 audio streams in the context can be controlled as a single unit. For example, |
40 if an audio stream needs to be stopped because it uses a resource that is |
40 if an audio stream needs to be stopped because it uses a resource that is |
41 required by another higher priority audio stream, then all the other audio |
41 required by another higher priority audio stream, then all the other audio |
42 streams in the context can be stopped at the same time. </p></section> |
42 streams in the context can be stopped at the same time. </p></section> |