mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer-rs.git
synced 2024-12-24 00:50:34 +00:00
442 lines
14 KiB
Rust
442 lines
14 KiB
Rust
// Take a look at the license at the top of the repository in the LICENSE file.
|
|
|
|
use std::{mem, ptr};
|
|
|
|
pub use crate::auto::functions::*;
|
|
use crate::ffi;
|
|
use glib::translate::*;
|
|
|
|
pub unsafe trait CodecTag<'a>: gst::Tag<'a, TagType = &'a str> {}
|
|
|
|
unsafe impl CodecTag<'_> for gst::tags::ContainerFormat {}
|
|
unsafe impl CodecTag<'_> for gst::tags::AudioCodec {}
|
|
unsafe impl CodecTag<'_> for gst::tags::VideoCodec {}
|
|
unsafe impl CodecTag<'_> for gst::tags::SubtitleCodec {}
|
|
unsafe impl CodecTag<'_> for gst::tags::Codec {}
|
|
|
|
pub fn pb_utils_add_codec_description_to_tag_list_for_tag<'a, T: CodecTag<'a>>(
|
|
taglist: &mut gst::TagListRef,
|
|
caps: &gst::CapsRef,
|
|
) -> Result<(), glib::BoolError> {
|
|
assert_initialized_main_thread!();
|
|
let codec_tag = T::TAG_NAME;
|
|
unsafe {
|
|
glib::result_from_gboolean!(
|
|
ffi::gst_pb_utils_add_codec_description_to_tag_list(
|
|
taglist.as_mut_ptr(),
|
|
codec_tag.as_ptr(),
|
|
caps.as_ptr(),
|
|
),
|
|
"Failed to find codec description",
|
|
)
|
|
}
|
|
}
|
|
|
|
#[doc(alias = "gst_pb_utils_add_codec_description_to_tag_list")]
|
|
pub fn pb_utils_add_codec_description_to_tag_list(
|
|
taglist: &mut gst::TagListRef,
|
|
caps: &gst::CapsRef,
|
|
) -> Result<(), glib::BoolError> {
|
|
assert_initialized_main_thread!();
|
|
unsafe {
|
|
glib::result_from_gboolean!(
|
|
ffi::gst_pb_utils_add_codec_description_to_tag_list(
|
|
taglist.as_mut_ptr(),
|
|
ptr::null_mut(),
|
|
caps.as_ptr(),
|
|
),
|
|
"Failed to find codec description",
|
|
)
|
|
}
|
|
}
|
|
|
|
#[doc(alias = "gst_pb_utils_get_encoder_description")]
|
|
pub fn pb_utils_get_encoder_description(caps: &gst::CapsRef) -> glib::GString {
|
|
assert_initialized_main_thread!();
|
|
unsafe { from_glib_full(ffi::gst_pb_utils_get_encoder_description(caps.as_ptr())) }
|
|
}
|
|
|
|
#[doc(alias = "gst_pb_utils_get_decoder_description")]
|
|
pub fn pb_utils_get_decoder_description(caps: &gst::CapsRef) -> glib::GString {
|
|
assert_initialized_main_thread!();
|
|
unsafe { from_glib_full(ffi::gst_pb_utils_get_decoder_description(caps.as_ptr())) }
|
|
}
|
|
|
|
#[doc(alias = "gst_pb_utils_get_codec_description")]
|
|
pub fn pb_utils_get_codec_description(caps: &gst::CapsRef) -> glib::GString {
|
|
assert_initialized_main_thread!();
|
|
unsafe { from_glib_full(ffi::gst_pb_utils_get_codec_description(caps.as_ptr())) }
|
|
}
|
|
|
|
#[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").is_ok_and(|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(feature = "v1_20")]
|
|
#[cfg_attr(docsrs, 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").is_ok_and(|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_caps_from_header")]
|
|
pub fn codec_utils_opus_create_caps_from_header(
|
|
header: &gst::BufferRef,
|
|
comments: Option<&gst::BufferRef>,
|
|
) -> Result<gst::Caps, glib::BoolError> {
|
|
assert_initialized_main_thread!();
|
|
unsafe {
|
|
Option::<_>::from_glib_full(ffi::gst_codec_utils_opus_create_caps_from_header(
|
|
mut_override(header.as_ptr()),
|
|
comments
|
|
.map(|b| mut_override(b.as_ptr()))
|
|
.unwrap_or(ptr::null_mut()),
|
|
))
|
|
.ok_or_else(|| glib::bool_error!("Failed to create caps from Opus headers"))
|
|
}
|
|
}
|
|
|
|
#[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::CapsRef,
|
|
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::BufferRef,
|
|
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"))
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "v1_20")]
|
|
#[cfg_attr(docsrs, doc(cfg(feature = "v1_20")))]
|
|
#[doc(alias = "gst_codec_utils_caps_get_mime_codec")]
|
|
pub fn codec_utils_caps_get_mime_codec(
|
|
caps: &gst::CapsRef,
|
|
) -> Result<glib::GString, glib::BoolError> {
|
|
assert_initialized_main_thread!();
|
|
unsafe {
|
|
Option::<_>::from_glib_full(ffi::gst_codec_utils_caps_get_mime_codec(mut_override(
|
|
caps.as_ptr(),
|
|
)))
|
|
.ok_or_else(|| glib::bool_error!("Unsupported caps"))
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "v1_20")]
|
|
#[cfg_attr(docsrs, doc(cfg(feature = "v1_20")))]
|
|
#[doc(alias = "gst_pb_utils_get_caps_description_flags")]
|
|
pub fn pb_utils_get_caps_description_flags(
|
|
caps: &gst::CapsRef,
|
|
) -> crate::PbUtilsCapsDescriptionFlags {
|
|
assert_initialized_main_thread!();
|
|
unsafe { from_glib(ffi::gst_pb_utils_get_caps_description_flags(caps.as_ptr())) }
|
|
}
|
|
|
|
#[cfg(feature = "v1_20")]
|
|
#[cfg_attr(docsrs, doc(cfg(feature = "v1_20")))]
|
|
#[doc(alias = "gst_pb_utils_get_file_extension_from_caps")]
|
|
pub fn pb_utils_get_file_extension_from_caps(caps: &gst::CapsRef) -> Option<glib::GString> {
|
|
assert_initialized_main_thread!();
|
|
unsafe {
|
|
from_glib_full(ffi::gst_pb_utils_get_file_extension_from_caps(
|
|
caps.as_ptr(),
|
|
))
|
|
}
|
|
}
|