Function rsmpeg::ffi::av_get_extended_channel_layout [−][src]
pub unsafe extern "C" fn av_get_extended_channel_layout(
name: *const i8,
channel_layout: *mut u64,
nb_channels: *mut i32
) -> i32
Expand description
Return a channel layout and the number of channels based on the specified name.
This function is similar to (@see av_get_channel_layout), but can also parse unknown channel layout specifications.
@param[in] name channel layout specification string @param[out] channel_layout parsed channel layout (0 if unknown) @param[out] nb_channels number of channels
@return 0 on success, AVERROR(EINVAL) if the parsing fails.