A 16-bit audio format is supported by the non-live channel and samples are packed in a 128-bit AXI bus. The mapping for the lower 64-bits, upper 64-bits are shown below. There is an option to swap left and right channels.
16-bit audio sample 4 (right channel sample)
16-bit audio sample 3
16-bit audio sample 2 (right channel sample)
16-bit audio sample 1
TIP: To swap left and right channels using the SW bit for both graphics and non-live audio. See the register description: dp.AV_BUFFER_AUDIO_CH_CONFIG.
The maximum burst size supported on an audio channel is 4.