# PAL

PAL provides higher-level audio-specific APIs to access the underlying audio hardware
        and drivers to enable feature-rich audio use cases including:

- Audio playback and record in PCM and compressed formats with various pre- and
                post-processing modules including latency and power sensitive use cases
- Hardware accelerated encoding/decoding of audio formats

        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)
        
Clients can interface with PAL using various APIs for controlling and configuring
            sessions and devices. PAL performs the following operations:

- Configures mixer controls to set up hardware codec devices and stream
                configurations
- Invokes TinyALSA APIs to open/start audio sessions

PAL’s resource manager keeps track of all active sessions and devices to enable
            concurrencies. It parses and loads configuration of the following platform-related XML
            files:

- Resource\_manager.xml– Device-to-back-end mapping and policy
                making attributes
- Card-defs.xml – Virtual PCM and compress nodes, and their
                capabilities

PAL’s payload builder is responsible for constructing the metadata payload for use case
            graphs. For more information about graphs, refer to [Realization of audio use cases](https://docs.qualcomm.com/doc/80-70014-16/topic/realization_of_audio_use_cases.html).

**Parent Topic:** [Software](https://docs.qualcomm.com/doc/80-70014-16/topic/software.html)

Last Published: Jul 15, 2024

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