diff --git a/gstreamer-pbutils/Gir.toml b/gstreamer-pbutils/Gir.toml
index 47d4e4607..e64f586e9 100644
--- a/gstreamer-pbutils/Gir.toml
+++ b/gstreamer-pbutils/Gir.toml
@@ -83,10 +83,89 @@ status = "generate"
     pattern = ".+"
     ignore = true
 
-    # Codec utils need some special care
     [[object.function]]
-    pattern = "codec_utils.*"
-    ignore = true
+    pattern = "codec_utils_(aac_caps_set_level_and_profile|h264_caps_set_level_and_profile|h265_caps_set_level_tier_and_profile|mpeg4video_caps_set_level_and_profile)"
+    # Needs mutable caps references and checks for the caps
+    manual = true
+
+    [[object.function]]
+    name = "codec_utils_aac_get_level"
+        [object.function.return]
+        nullable_return_is_error = "Failed to get AAC level"
+
+    [[object.function]]
+    name = "codec_utils_aac_get_profile"
+        [object.function.return]
+        nullable_return_is_error = "Failed to get AAC profile"
+
+    [[object.function]]
+    name = "codec_utils_h264_get_level"
+        [object.function.return]
+        nullable_return_is_error = "Failed to get H264 level"
+
+    [[object.function]]
+    name = "codec_utils_h264_get_profile"
+        [object.function.return]
+        nullable_return_is_error = "Failed to get H264 profile"
+
+    [[object.function]]
+    name = "codec_utils_h264_get_profile_flags_level"
+    manual = true
+
+    [[object.function]]
+    name = "codec_utils_h265_get_level"
+        [object.function.return]
+        nullable_return_is_error = "Failed to get H265 level"
+
+    [[object.function]]
+    name = "codec_utils_h265_get_profile"
+        [object.function.return]
+        nullable_return_is_error = "Failed to get H265 profile"
+
+    [[object.function]]
+    name = "codec_utils_h265_get_tier"
+        [object.function.return]
+        nullable_return_is_error = "Failed to get H265 tier"
+
+    [[object.function]]
+    name = "codec_utils_mpeg4video_get_level"
+        [object.function.return]
+        nullable_return_is_error = "Failed to get MPEG4 video level"
+
+    [[object.function]]
+    name = "codec_utils_mpeg4video_get_profile"
+        [object.function.return]
+        nullable_return_is_error = "Failed to get MPEG4 video profile"
+
+    [[object.function]]
+    name = "codec_utils_caps_get_mime_codec"
+        [object.function.return]
+        nullable_return_is_error = "Unsupported caps"
+
+    [[object.function]]
+    name = "codec_utils_opus_create_caps_from_header"
+        [object.function.return]
+        nullable_return_is_error = "Failed to create caps from Opus headers"
+
+    [[object.function]]
+    name = "codec_utils_opus_create_caps"
+    # Manual checks
+    manual = true
+
+    [[object.function]]
+    name = "codec_utils_opus_create_header"
+    # Manual checks
+    manual = true
+
+    [[object.function]]
+    name = "codec_utils_opus_parse_caps"
+    # Manual checks
+    manual = true
+
+    [[object.function]]
+    name = "codec_utils_opus_parse_header"
+    # Manual checks
+    manual = true
 
     # Plugin installer API needs some manual impls
     [[object.function]]
diff --git a/gstreamer-pbutils/src/auto/functions.rs b/gstreamer-pbutils/src/auto/functions.rs
index ef4012021..44927a71f 100644
--- a/gstreamer-pbutils/src/auto/functions.rs
+++ b/gstreamer-pbutils/src/auto/functions.rs
@@ -10,6 +10,203 @@ use crate::PbUtilsCapsDescriptionFlags;
 use glib::translate::*;
 use std::mem;
 
+#[cfg(any(feature = "v1_10", feature = "dox"))]
+#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_10")))]
+#[doc(alias = "gst_codec_utils_aac_get_channels")]
+pub fn codec_utils_aac_get_channels(audio_config: &[u8]) -> u32 {
+    assert_initialized_main_thread!();
+    let len = audio_config.len() as u32;
+    unsafe { ffi::gst_codec_utils_aac_get_channels(audio_config.to_glib_none().0, len) }
+}
+
+#[doc(alias = "gst_codec_utils_aac_get_index_from_sample_rate")]
+pub fn codec_utils_aac_get_index_from_sample_rate(rate: u32) -> i32 {
+    assert_initialized_main_thread!();
+    unsafe { ffi::gst_codec_utils_aac_get_index_from_sample_rate(rate) }
+}
+
+#[doc(alias = "gst_codec_utils_aac_get_level")]
+pub fn codec_utils_aac_get_level(audio_config: &[u8]) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = audio_config.len() as u32;
+    unsafe {
+        Option::<_>::from_glib_none(ffi::gst_codec_utils_aac_get_level(
+            audio_config.to_glib_none().0,
+            len,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to get AAC level"))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_aac_get_profile")]
+pub fn codec_utils_aac_get_profile(audio_config: &[u8]) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = audio_config.len() as u32;
+    unsafe {
+        Option::<_>::from_glib_none(ffi::gst_codec_utils_aac_get_profile(
+            audio_config.to_glib_none().0,
+            len,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to get AAC profile"))
+    }
+}
+
+#[cfg(any(feature = "v1_10", feature = "dox"))]
+#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_10")))]
+#[doc(alias = "gst_codec_utils_aac_get_sample_rate")]
+pub fn codec_utils_aac_get_sample_rate(audio_config: &[u8]) -> u32 {
+    assert_initialized_main_thread!();
+    let len = audio_config.len() as u32;
+    unsafe { ffi::gst_codec_utils_aac_get_sample_rate(audio_config.to_glib_none().0, len) }
+}
+
+#[doc(alias = "gst_codec_utils_aac_get_sample_rate_from_index")]
+pub fn codec_utils_aac_get_sample_rate_from_index(sr_idx: u32) -> u32 {
+    assert_initialized_main_thread!();
+    unsafe { ffi::gst_codec_utils_aac_get_sample_rate_from_index(sr_idx) }
+}
+
+#[cfg(any(feature = "v1_20", feature = "dox"))]
+#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
+#[doc(alias = "gst_codec_utils_caps_get_mime_codec")]
+pub fn codec_utils_caps_get_mime_codec(caps: &gst::Caps) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    unsafe {
+        Option::<_>::from_glib_full(ffi::gst_codec_utils_caps_get_mime_codec(
+            caps.to_glib_none().0,
+        ))
+        .ok_or_else(|| glib::bool_error!("Unsupported caps"))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_h264_get_level")]
+pub fn codec_utils_h264_get_level(sps: &[u8]) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = sps.len() as u32;
+    unsafe {
+        Option::<_>::from_glib_none(ffi::gst_codec_utils_h264_get_level(
+            sps.to_glib_none().0,
+            len,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to get H264 level"))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_h264_get_level_idc")]
+pub fn codec_utils_h264_get_level_idc(level: &str) -> u8 {
+    assert_initialized_main_thread!();
+    unsafe { ffi::gst_codec_utils_h264_get_level_idc(level.to_glib_none().0) }
+}
+
+#[doc(alias = "gst_codec_utils_h264_get_profile")]
+pub fn codec_utils_h264_get_profile(sps: &[u8]) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = sps.len() as u32;
+    unsafe {
+        Option::<_>::from_glib_none(ffi::gst_codec_utils_h264_get_profile(
+            sps.to_glib_none().0,
+            len,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to get H264 profile"))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_h265_get_level")]
+pub fn codec_utils_h265_get_level(
+    profile_tier_level: &[u8],
+) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = profile_tier_level.len() as u32;
+    unsafe {
+        Option::<_>::from_glib_none(ffi::gst_codec_utils_h265_get_level(
+            profile_tier_level.to_glib_none().0,
+            len,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to get H265 level"))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_h265_get_level_idc")]
+pub fn codec_utils_h265_get_level_idc(level: &str) -> u8 {
+    assert_initialized_main_thread!();
+    unsafe { ffi::gst_codec_utils_h265_get_level_idc(level.to_glib_none().0) }
+}
+
+#[doc(alias = "gst_codec_utils_h265_get_profile")]
+pub fn codec_utils_h265_get_profile(
+    profile_tier_level: &[u8],
+) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = profile_tier_level.len() as u32;
+    unsafe {
+        Option::<_>::from_glib_none(ffi::gst_codec_utils_h265_get_profile(
+            profile_tier_level.to_glib_none().0,
+            len,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to get H265 profile"))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_h265_get_tier")]
+pub fn codec_utils_h265_get_tier(
+    profile_tier_level: &[u8],
+) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = profile_tier_level.len() as u32;
+    unsafe {
+        Option::<_>::from_glib_none(ffi::gst_codec_utils_h265_get_tier(
+            profile_tier_level.to_glib_none().0,
+            len,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to get H265 tier"))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_mpeg4video_get_level")]
+pub fn codec_utils_mpeg4video_get_level(
+    vis_obj_seq: &[u8],
+) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = vis_obj_seq.len() as u32;
+    unsafe {
+        Option::<_>::from_glib_none(ffi::gst_codec_utils_mpeg4video_get_level(
+            vis_obj_seq.to_glib_none().0,
+            len,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to get MPEG4 video level"))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_mpeg4video_get_profile")]
+pub fn codec_utils_mpeg4video_get_profile(
+    vis_obj_seq: &[u8],
+) -> Result<glib::GString, glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = vis_obj_seq.len() as u32;
+    unsafe {
+        Option::<_>::from_glib_none(ffi::gst_codec_utils_mpeg4video_get_profile(
+            vis_obj_seq.to_glib_none().0,
+            len,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to get MPEG4 video profile"))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_opus_create_caps_from_header")]
+pub fn codec_utils_opus_create_caps_from_header(
+    header: &gst::Buffer,
+    comments: Option<&gst::Buffer>,
+) -> Result<gst::Caps, glib::BoolError> {
+    assert_initialized_main_thread!();
+    unsafe {
+        Option::<_>::from_glib_full(ffi::gst_codec_utils_opus_create_caps_from_header(
+            header.to_glib_none().0,
+            comments.to_glib_none().0,
+        ))
+        .ok_or_else(|| glib::bool_error!("Failed to create caps from Opus headers"))
+    }
+}
+
 #[doc(alias = "gst_encoding_list_all_targets")]
 pub fn encoding_list_all_targets(categoryname: Option<&str>) -> Vec<EncodingTarget> {
     assert_initialized_main_thread!();
diff --git a/gstreamer-pbutils/src/functions.rs b/gstreamer-pbutils/src/functions.rs
index 26a21849b..9d4d3e0c8 100644
--- a/gstreamer-pbutils/src/functions.rs
+++ b/gstreamer-pbutils/src/functions.rs
@@ -1,7 +1,7 @@
 // Take a look at the license at the top of the repository in the LICENSE file.
 
 use glib::translate::*;
-use std::ptr;
+use std::{mem, ptr};
 
 pub unsafe trait CodecTag<'a>: gst::Tag<'a, TagType = &'a str> {}
 
@@ -85,3 +85,324 @@ pub fn pb_utils_get_codec_description(
         }
     }
 }
+
+#[doc(alias = "gst_codec_utils_aac_caps_set_level_and_profile")]
+pub fn codec_utils_aac_caps_set_level_and_profile(
+    caps: &mut gst::CapsRef,
+    audio_config: &[u8],
+) -> Result<(), glib::BoolError> {
+    assert_initialized_main_thread!();
+
+    assert_eq!(caps.size(), 1);
+
+    let s = caps.structure(0).unwrap();
+    assert_eq!(s.name(), "audio/mpeg");
+    assert!(s
+        .get::<i32>("mpegversion")
+        .map_or(false, |v| v == 2 || v == 4));
+
+    let len = audio_config.len() as u32;
+    unsafe {
+        let res: bool = from_glib(ffi::gst_codec_utils_aac_caps_set_level_and_profile(
+            caps.as_mut_ptr(),
+            audio_config.to_glib_none().0,
+            len,
+        ));
+
+        if res {
+            Ok(())
+        } else {
+            Err(glib::bool_error!("Failed to set AAC level/profile to caps"))
+        }
+    }
+}
+
+#[doc(alias = "gst_codec_utils_h264_caps_set_level_and_profile")]
+pub fn codec_utils_h264_caps_set_level_and_profile(
+    caps: &mut gst::CapsRef,
+    sps: &[u8],
+) -> Result<(), glib::BoolError> {
+    assert_initialized_main_thread!();
+
+    assert_eq!(caps.size(), 1);
+
+    let s = caps.structure(0).unwrap();
+    assert_eq!(s.name(), "video/x-h264");
+
+    let len = sps.len() as u32;
+    unsafe {
+        let res: bool = from_glib(ffi::gst_codec_utils_h264_caps_set_level_and_profile(
+            caps.as_mut_ptr(),
+            sps.to_glib_none().0,
+            len,
+        ));
+
+        if res {
+            Ok(())
+        } else {
+            Err(glib::bool_error!(
+                "Failed to set H264 level/profile to caps"
+            ))
+        }
+    }
+}
+
+#[cfg(any(feature = "v1_20", feature = "dox"))]
+#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_20")))]
+#[doc(alias = "gst_codec_utils_h264_get_profile_flags_level")]
+pub fn codec_utils_h264_get_profile_flags_level(
+    codec_data: &[u8],
+) -> Result<(u8, u8, u8), glib::BoolError> {
+    assert_initialized_main_thread!();
+    let len = codec_data.len() as u32;
+    unsafe {
+        let mut profile = mem::MaybeUninit::uninit();
+        let mut flags = mem::MaybeUninit::uninit();
+        let mut level = mem::MaybeUninit::uninit();
+        glib::result_from_gboolean!(
+            ffi::gst_codec_utils_h264_get_profile_flags_level(
+                codec_data.to_glib_none().0,
+                len,
+                profile.as_mut_ptr(),
+                flags.as_mut_ptr(),
+                level.as_mut_ptr()
+            ),
+            "Failed to get H264 profile, flags and level"
+        )?;
+        let profile = profile.assume_init();
+        let flags = flags.assume_init();
+        let level = level.assume_init();
+        Ok((profile, flags, level))
+    }
+}
+
+#[doc(alias = "gst_codec_utils_h265_caps_set_level_tier_and_profile")]
+pub fn codec_utils_h265_caps_set_level_tier_and_profile(
+    caps: &mut gst::CapsRef,
+    profile_tier_level: &[u8],
+) -> Result<(), glib::BoolError> {
+    assert_initialized_main_thread!();
+
+    assert_eq!(caps.size(), 1);
+
+    let s = caps.structure(0).unwrap();
+    assert_eq!(s.name(), "video/x-h265");
+
+    let len = profile_tier_level.len() as u32;
+    unsafe {
+        let res: bool = from_glib(ffi::gst_codec_utils_h265_caps_set_level_tier_and_profile(
+            caps.as_mut_ptr(),
+            profile_tier_level.to_glib_none().0,
+            len,
+        ));
+
+        if res {
+            Ok(())
+        } else {
+            Err(glib::bool_error!(
+                "Failed to set H265 level/tier/profile to caps"
+            ))
+        }
+    }
+}
+
+#[doc(alias = "gst_codec_utils_mpeg4video_caps_set_level_and_profile")]
+pub fn codec_utils_mpeg4video_caps_set_level_and_profile(
+    caps: &mut gst::CapsRef,
+    vis_obj_seq: &[u8],
+) -> Result<(), glib::BoolError> {
+    assert_initialized_main_thread!();
+
+    assert_eq!(caps.size(), 1);
+
+    let s = caps.structure(0).unwrap();
+    assert_eq!(s.name(), "video/mpeg");
+    assert!(s.get::<i32>("mpegversion").map_or(false, |v| v == 4));
+
+    let len = vis_obj_seq.len() as u32;
+    unsafe {
+        let res: bool = from_glib(ffi::gst_codec_utils_mpeg4video_caps_set_level_and_profile(
+            caps.as_mut_ptr(),
+            vis_obj_seq.to_glib_none().0,
+            len,
+        ));
+
+        if res {
+            Ok(())
+        } else {
+            Err(glib::bool_error!(
+                "Failed to set MPEG4 video level/profile to caps"
+            ))
+        }
+    }
+}
+
+#[doc(alias = "gst_codec_utils_opus_create_caps")]
+pub fn codec_utils_opus_create_caps(
+    rate: u32,
+    channels: u8,
+    channel_mapping_family: u8,
+    stream_count: u8,
+    coupled_count: u8,
+    channel_mapping: &[u8],
+) -> Result<gst::Caps, glib::BoolError> {
+    assert_initialized_main_thread!();
+
+    assert!(channel_mapping.is_empty() || channel_mapping.len() == channels as usize);
+
+    unsafe {
+        let caps = ffi::gst_codec_utils_opus_create_caps(
+            rate,
+            channels,
+            channel_mapping_family,
+            stream_count,
+            coupled_count,
+            if channel_mapping.is_empty() {
+                ptr::null()
+            } else {
+                channel_mapping.to_glib_none().0
+            },
+        );
+
+        if caps.is_null() {
+            Err(glib::bool_error!(
+                "Failed to create caps from Opus configuration"
+            ))
+        } else {
+            Ok(from_glib_full(caps))
+        }
+    }
+}
+
+#[doc(alias = "gst_codec_utils_opus_create_header")]
+#[allow(clippy::too_many_arguments)]
+pub fn codec_utils_opus_create_header(
+    rate: u32,
+    channels: u8,
+    channel_mapping_family: u8,
+    stream_count: u8,
+    coupled_count: u8,
+    channel_mapping: &[u8],
+    pre_skip: u16,
+    output_gain: i16,
+) -> Result<gst::Buffer, glib::BoolError> {
+    assert_initialized_main_thread!();
+
+    assert!(channel_mapping.is_empty() || channel_mapping.len() == channels as usize);
+
+    unsafe {
+        let header = ffi::gst_codec_utils_opus_create_header(
+            rate,
+            channels,
+            channel_mapping_family,
+            stream_count,
+            coupled_count,
+            if channel_mapping.is_empty() {
+                ptr::null()
+            } else {
+                channel_mapping.to_glib_none().0
+            },
+            pre_skip,
+            output_gain,
+        );
+
+        if header.is_null() {
+            Err(glib::bool_error!(
+                "Failed to create header from Opus configuration"
+            ))
+        } else {
+            Ok(from_glib_full(header))
+        }
+    }
+}
+
+#[doc(alias = "gst_codec_utils_opus_parse_caps")]
+pub fn codec_utils_opus_parse_caps(
+    caps: &gst::Caps,
+    channel_mapping: Option<&mut [u8; 256]>,
+) -> Result<(u32, u8, u8, u8, u8), glib::BoolError> {
+    assert_initialized_main_thread!();
+
+    unsafe {
+        let mut rate = mem::MaybeUninit::uninit();
+        let mut channels = mem::MaybeUninit::uninit();
+        let mut channel_mapping_family = mem::MaybeUninit::uninit();
+        let mut stream_count = mem::MaybeUninit::uninit();
+        let mut coupled_count = mem::MaybeUninit::uninit();
+
+        let res: bool = from_glib(ffi::gst_codec_utils_opus_parse_caps(
+            mut_override(caps.as_ptr()),
+            rate.as_mut_ptr(),
+            channels.as_mut_ptr(),
+            channel_mapping_family.as_mut_ptr(),
+            stream_count.as_mut_ptr(),
+            coupled_count.as_mut_ptr(),
+            if let Some(channel_mapping) = channel_mapping {
+                channel_mapping.as_mut_ptr() as *mut [u8; 256]
+            } else {
+                ptr::null_mut()
+            },
+        ));
+
+        if res {
+            Ok((
+                rate.assume_init(),
+                channels.assume_init(),
+                channel_mapping_family.assume_init(),
+                stream_count.assume_init(),
+                coupled_count.assume_init(),
+            ))
+        } else {
+            Err(glib::bool_error!("Failed to parse Opus caps"))
+        }
+    }
+}
+
+#[doc(alias = "gst_codec_utils_opus_parse_header")]
+#[allow(clippy::type_complexity)]
+pub fn codec_utils_opus_parse_header(
+    header: &gst::Buffer,
+    channel_mapping: Option<&mut [u8; 256]>,
+) -> Result<(u32, u8, u8, u8, u8, u16, i16), glib::BoolError> {
+    assert_initialized_main_thread!();
+
+    unsafe {
+        let mut rate = mem::MaybeUninit::uninit();
+        let mut channels = mem::MaybeUninit::uninit();
+        let mut channel_mapping_family = mem::MaybeUninit::uninit();
+        let mut stream_count = mem::MaybeUninit::uninit();
+        let mut coupled_count = mem::MaybeUninit::uninit();
+        let mut pre_skip = mem::MaybeUninit::uninit();
+        let mut output_gain = mem::MaybeUninit::uninit();
+
+        let res: bool = from_glib(ffi::gst_codec_utils_opus_parse_header(
+            mut_override(header.as_ptr()),
+            rate.as_mut_ptr(),
+            channels.as_mut_ptr(),
+            channel_mapping_family.as_mut_ptr(),
+            stream_count.as_mut_ptr(),
+            coupled_count.as_mut_ptr(),
+            if let Some(channel_mapping) = channel_mapping {
+                channel_mapping.as_mut_ptr() as *mut [u8; 256]
+            } else {
+                ptr::null_mut()
+            },
+            pre_skip.as_mut_ptr(),
+            output_gain.as_mut_ptr(),
+        ));
+
+        if res {
+            Ok((
+                rate.assume_init(),
+                channels.assume_init(),
+                channel_mapping_family.assume_init(),
+                stream_count.assume_init(),
+                coupled_count.assume_init(),
+                pre_skip.assume_init(),
+                output_gain.assume_init(),
+            ))
+        } else {
+            Err(glib::bool_error!("Failed to parse Opus header"))
+        }
+    }
+}