hdmi_audio_infoframe_pack — write HDMI audio infoframe to binary buffer
ssize_t hdmi_audio_infoframe_pack ( | struct hdmi_audio_infoframe * frame, |
| void * buffer, | |
size_t size); |
Packs the information contained in the frame structure into a binary
representation that can be written into the corresponding controller
registers. Also computes the checksum as required by section 5.3.5 of
the HDMI 1.4 specification.
Returns the number of bytes packed into the binary buffer or a negative error code on failure.