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rtpbuffer: bind length calculation API

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1014>
This commit is contained in:
Mathieu Duponchelle 2022-04-15 18:14:07 +02:00 committed by Sebastian Dröge
parent cfef08470b
commit ffd1f3e15f
1 changed files with 30 additions and 0 deletions
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30
gstreamer-rtp/src/rtp_buffer.rs
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@ -427,6 +427,26 @@ impl<'a, T> RTPBuffer<'a, T> {
}
}
impl RTPBuffer<'_, ()> {
#[doc(alias = "gst_rtp_buffer_calc_header_len")]
pub fn calc_header_len(csrc_count: u8) -> u32 {
skip_assert_initialized!();
unsafe { ffi::gst_rtp_buffer_calc_header_len(csrc_count) }
}
#[doc(alias = "gst_rtp_buffer_calc_packet_len")]
pub fn calc_packet_len(payload_len: u32, pad_len: u8, csrc_count: u8) -> u32 {
skip_assert_initialized!();
unsafe { ffi::gst_rtp_buffer_calc_packet_len(payload_len, pad_len, csrc_count) }
}
#[doc(alias = "gst_rtp_buffer_calc_payload_len")]
pub fn calc_payload_len(packet_len: u32, pad_len: u8, csrc_count: u8) -> u32 {
skip_assert_initialized!();
unsafe { ffi::gst_rtp_buffer_calc_payload_len(packet_len, pad_len, csrc_count) }
}
}
impl<'a, T> Drop for RTPBuffer<'a, T> {
fn drop(&mut self) {
unsafe {
@ -671,4 +691,14 @@ mod tests {
assert!(!rtp_buffer.has_padding());
}
}
#[test]
fn test_calc_functions() {
let res = RTPBuffer::calc_header_len(0);
assert_eq!(res, 12);
let res = RTPBuffer::calc_packet_len(100, 10, 2);
assert_eq!(res, 130);
let res = RTPBuffer::calc_payload_len(100, 5, 4);
assert_eq!(res, 67);
}
}