forked from mirrors/gstreamer-rs
903 lines
26 KiB
Rust
903 lines
26 KiB
Rust
// Take a look at the license at the top of the repository in the LICENSE file.
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use std::fmt;
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use std::ptr;
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use glib::translate::{from_glib, from_glib_none, FromGlib, ToGlib, ToGlibPtr};
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use gst::prelude::*;
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#[repr(transparent)]
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pub struct VideoMeta(ffi::GstVideoMeta);
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unsafe impl Send for VideoMeta {}
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unsafe impl Sync for VideoMeta {}
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impl VideoMeta {
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pub fn add(
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buffer: &mut gst::BufferRef,
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flags: crate::VideoFrameFlags,
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format: crate::VideoFormat,
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width: u32,
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height: u32,
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) -> Result<gst::MetaRefMut<Self, gst::meta::Standalone>, glib::BoolError> {
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skip_assert_initialized!();
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if format == crate::VideoFormat::Unknown || format == crate::VideoFormat::Encoded {
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return Err(glib::bool_error!("Unsupported video format {}", format));
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}
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let info = crate::VideoInfo::builder(format, width, height).build()?;
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if !info.is_valid() {
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return Err(glib::bool_error!("Invalid video info"));
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}
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if buffer.size() < info.size() {
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return Err(glib::bool_error!(
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"Buffer smaller than required frame size ({} < {})",
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buffer.size(),
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info.size()
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));
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}
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unsafe {
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let meta = ffi::gst_buffer_add_video_meta(
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buffer.as_mut_ptr(),
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flags.to_glib(),
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format.to_glib(),
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width,
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height,
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);
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if meta.is_null() {
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return Err(glib::bool_error!("Failed to add video meta"));
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}
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Ok(Self::from_mut_ptr(buffer, meta))
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}
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}
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pub fn add_full<'a>(
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buffer: &'a mut gst::BufferRef,
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flags: crate::VideoFrameFlags,
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format: crate::VideoFormat,
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width: u32,
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height: u32,
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offset: &[usize],
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stride: &[i32],
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) -> Result<gst::MetaRefMut<'a, Self, gst::meta::Standalone>, glib::BoolError> {
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skip_assert_initialized!();
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if format == crate::VideoFormat::Unknown || format == crate::VideoFormat::Encoded {
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return Err(glib::bool_error!("Unsupported video format {}", format));
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}
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let n_planes = offset.len() as u32;
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let info = crate::VideoInfo::builder(format, width, height)
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.offset(offset)
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.stride(stride)
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.build()?;
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if !info.is_valid() {
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return Err(glib::bool_error!("Invalid video info"));
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}
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if buffer.size() < info.size() {
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return Err(glib::bool_error!(
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"Buffer smaller than required frame size ({} < {})",
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buffer.size(),
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info.size()
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));
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}
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unsafe {
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let meta = ffi::gst_buffer_add_video_meta_full(
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buffer.as_mut_ptr(),
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flags.to_glib(),
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format.to_glib(),
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width,
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height,
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n_planes,
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offset.as_ptr() as *mut _,
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stride.as_ptr() as *mut _,
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);
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if meta.is_null() {
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return Err(glib::bool_error!("Failed to add video meta"));
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}
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Ok(Self::from_mut_ptr(buffer, meta))
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}
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}
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pub fn flags(&self) -> crate::VideoFrameFlags {
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unsafe { from_glib(self.0.flags) }
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}
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pub fn format(&self) -> crate::VideoFormat {
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unsafe { from_glib(self.0.format) }
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}
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pub fn id(&self) -> i32 {
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self.0.id
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}
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pub fn width(&self) -> u32 {
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self.0.width
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}
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pub fn height(&self) -> u32 {
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self.0.height
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}
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pub fn n_planes(&self) -> u32 {
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self.0.n_planes
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}
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pub fn offset(&self) -> &[usize] {
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&self.0.offset[0..(self.0.n_planes as usize)]
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}
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pub fn stride(&self) -> &[i32] {
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&self.0.stride[0..(self.0.n_planes as usize)]
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}
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#[cfg(any(feature = "v1_18", feature = "dox"))]
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#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
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pub fn alignment(&self) -> crate::VideoAlignment {
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crate::VideoAlignment::new(
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self.0.alignment.padding_top,
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self.0.alignment.padding_bottom,
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self.0.alignment.padding_left,
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self.0.alignment.padding_right,
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&self.0.alignment.stride_align,
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)
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}
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#[cfg(any(feature = "v1_18", feature = "dox"))]
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#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
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pub fn plane_size(&self) -> Result<[usize; crate::VIDEO_MAX_PLANES], glib::BoolError> {
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let mut plane_size = [0; crate::VIDEO_MAX_PLANES];
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unsafe {
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glib::result_from_gboolean!(
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ffi::gst_video_meta_get_plane_size(
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&self.0 as *const _ as usize as *mut _,
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&mut plane_size,
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),
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"Failed to get plane size"
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)?;
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}
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Ok(plane_size)
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}
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#[cfg(any(feature = "v1_18", feature = "dox"))]
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#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
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pub fn plane_height(&self) -> Result<[u32; crate::VIDEO_MAX_PLANES], glib::BoolError> {
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let mut plane_height = [0; crate::VIDEO_MAX_PLANES];
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unsafe {
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glib::result_from_gboolean!(
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ffi::gst_video_meta_get_plane_height(
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&self.0 as *const _ as usize as *mut _,
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&mut plane_height,
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),
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"Failed to get plane height"
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)?;
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}
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Ok(plane_height)
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}
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#[cfg(any(feature = "v1_18", feature = "dox"))]
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#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
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pub fn set_alignment(
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&mut self,
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alignment: &crate::VideoAlignment,
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) -> Result<(), glib::BoolError> {
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unsafe {
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glib::result_from_gboolean!(
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ffi::gst_video_meta_set_alignment(&mut self.0, alignment.0),
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"Failed to set alignment on VideoMeta"
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)
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}
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}
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}
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unsafe impl MetaAPI for VideoMeta {
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type GstType = ffi::GstVideoMeta;
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fn meta_api() -> glib::Type {
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unsafe { from_glib(ffi::gst_video_meta_api_get_type()) }
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}
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}
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impl fmt::Debug for VideoMeta {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.debug_struct("VideoMeta")
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.field("id", &self.id())
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.field("flags", &self.flags())
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.field("format", &self.format())
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.field("width", &self.width())
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.field("height", &self.height())
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.field("n_planes", &self.n_planes())
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.field("offset", &self.offset())
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.field("stride", &self.stride())
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.finish()
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}
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}
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#[repr(transparent)]
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pub struct VideoCropMeta(ffi::GstVideoCropMeta);
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unsafe impl Send for VideoCropMeta {}
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unsafe impl Sync for VideoCropMeta {}
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impl VideoCropMeta {
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pub fn add(
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buffer: &mut gst::BufferRef,
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rect: (u32, u32, u32, u32),
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) -> gst::MetaRefMut<Self, gst::meta::Standalone> {
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skip_assert_initialized!();
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unsafe {
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let meta = gst::ffi::gst_buffer_add_meta(
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buffer.as_mut_ptr(),
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ffi::gst_video_crop_meta_get_info(),
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ptr::null_mut(),
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) as *mut ffi::GstVideoCropMeta;
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{
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let meta = &mut *meta;
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meta.x = rect.0;
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meta.y = rect.1;
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meta.width = rect.2;
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meta.height = rect.3;
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}
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Self::from_mut_ptr(buffer, meta)
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}
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}
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pub fn rect(&self) -> (u32, u32, u32, u32) {
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(self.0.x, self.0.y, self.0.width, self.0.height)
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}
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pub fn set_rect(&mut self, rect: (u32, u32, u32, u32)) {
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self.0.x = rect.0;
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self.0.y = rect.1;
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self.0.width = rect.2;
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self.0.height = rect.3;
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}
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}
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unsafe impl MetaAPI for VideoCropMeta {
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type GstType = ffi::GstVideoCropMeta;
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fn meta_api() -> glib::Type {
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unsafe { from_glib(ffi::gst_video_crop_meta_api_get_type()) }
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}
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}
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impl fmt::Debug for VideoCropMeta {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.debug_struct("VideoCropMeta")
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.field("rect", &self.rect())
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.finish()
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}
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}
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#[repr(transparent)]
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pub struct VideoRegionOfInterestMeta(ffi::GstVideoRegionOfInterestMeta);
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unsafe impl Send for VideoRegionOfInterestMeta {}
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unsafe impl Sync for VideoRegionOfInterestMeta {}
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impl VideoRegionOfInterestMeta {
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pub fn add<'a>(
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buffer: &'a mut gst::BufferRef,
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roi_type: &str,
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rect: (u32, u32, u32, u32),
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) -> gst::MetaRefMut<'a, Self, gst::meta::Standalone> {
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skip_assert_initialized!();
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unsafe {
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let meta = ffi::gst_buffer_add_video_region_of_interest_meta(
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buffer.as_mut_ptr(),
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roi_type.to_glib_none().0,
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rect.0,
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rect.1,
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rect.2,
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rect.3,
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);
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Self::from_mut_ptr(buffer, meta)
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}
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}
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pub fn rect(&self) -> (u32, u32, u32, u32) {
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(self.0.x, self.0.y, self.0.w, self.0.h)
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}
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pub fn id(&self) -> i32 {
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self.0.id
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}
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pub fn parent_id(&self) -> i32 {
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self.0.parent_id
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}
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pub fn roi_type<'a>(&self) -> &'a str {
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unsafe { glib::Quark::from_glib(self.0.roi_type).to_string() }
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}
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#[cfg(feature = "v1_14")]
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pub fn params(&self) -> ParamsIter {
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ParamsIter {
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_meta: self,
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list: self.0.params,
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}
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}
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#[cfg(feature = "v1_14")]
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pub fn param<'b>(&self, name: &'b str) -> Option<&gst::StructureRef> {
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self.params().find(|s| s.name() == name)
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}
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pub fn set_rect(&mut self, rect: (u32, u32, u32, u32)) {
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self.0.x = rect.0;
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self.0.y = rect.1;
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self.0.w = rect.2;
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self.0.h = rect.3;
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}
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pub fn set_id(&mut self, id: i32) {
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self.0.id = id
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}
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pub fn set_parent_id(&mut self, id: i32) {
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self.0.parent_id = id
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}
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#[cfg(feature = "v1_14")]
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pub fn add_param(&mut self, s: gst::Structure) {
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unsafe {
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ffi::gst_video_region_of_interest_meta_add_param(&mut self.0, s.into_ptr());
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}
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}
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}
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#[cfg(feature = "v1_14")]
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pub struct ParamsIter<'a> {
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_meta: &'a VideoRegionOfInterestMeta,
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list: *const glib::ffi::GList,
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}
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#[cfg(feature = "v1_14")]
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impl<'a> Iterator for ParamsIter<'a> {
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type Item = &'a gst::StructureRef;
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fn next(&mut self) -> Option<&'a gst::StructureRef> {
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if self.list.is_null() {
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return None;
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}
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unsafe {
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let data = (*self.list).data;
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assert!(!data.is_null());
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self.list = (*self.list).next;
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let s = gst::StructureRef::from_glib_borrow(data as *const gst::ffi::GstStructure);
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Some(s)
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}
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}
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}
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unsafe impl MetaAPI for VideoRegionOfInterestMeta {
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type GstType = ffi::GstVideoRegionOfInterestMeta;
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fn meta_api() -> glib::Type {
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unsafe { from_glib(ffi::gst_video_region_of_interest_meta_api_get_type()) }
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}
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}
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impl fmt::Debug for VideoRegionOfInterestMeta {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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let mut f = f.debug_struct("VideoRegionOfInterestMeta");
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f.field("roi_type", &self.roi_type())
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.field("rect", &self.rect())
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.field("id", &self.id())
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.field("parent_id", &self.parent_id());
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#[cfg(feature = "v1_14")]
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{
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f.field("params", &self.params().collect::<Vec<_>>());
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}
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f.finish()
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}
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}
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#[repr(transparent)]
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pub struct VideoAffineTransformationMeta(ffi::GstVideoAffineTransformationMeta);
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unsafe impl Send for VideoAffineTransformationMeta {}
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unsafe impl Sync for VideoAffineTransformationMeta {}
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impl VideoAffineTransformationMeta {
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pub fn add<'a>(
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buffer: &'a mut gst::BufferRef,
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matrix: Option<&[f32; 16]>,
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) -> gst::MetaRefMut<'a, Self, gst::meta::Standalone> {
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skip_assert_initialized!();
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unsafe {
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let meta = gst::ffi::gst_buffer_add_meta(
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buffer.as_mut_ptr(),
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ffi::gst_video_affine_transformation_meta_get_info(),
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ptr::null_mut(),
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) as *mut ffi::GstVideoAffineTransformationMeta;
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if let Some(matrix) = matrix {
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let meta = &mut *meta;
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meta.matrix.copy_from_slice(matrix);
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}
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Self::from_mut_ptr(buffer, meta)
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}
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}
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pub fn matrix(&self) -> &[f32; 16] {
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&self.0.matrix
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}
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pub fn set_matrix(&mut self, matrix: &[f32; 16]) {
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self.0.matrix.copy_from_slice(matrix);
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}
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pub fn apply_matrix(&mut self, matrix: &[f32; 16]) {
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unsafe {
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ffi::gst_video_affine_transformation_meta_apply_matrix(&mut self.0, matrix);
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}
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}
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}
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unsafe impl MetaAPI for VideoAffineTransformationMeta {
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type GstType = ffi::GstVideoAffineTransformationMeta;
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fn meta_api() -> glib::Type {
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unsafe { from_glib(ffi::gst_video_affine_transformation_meta_api_get_type()) }
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}
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}
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impl fmt::Debug for VideoAffineTransformationMeta {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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f.debug_struct("VideoAffineTransformationMeta")
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.field("matrix", &self.matrix())
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.finish()
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}
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}
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#[repr(transparent)]
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pub struct VideoOverlayCompositionMeta(ffi::GstVideoOverlayCompositionMeta);
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unsafe impl Send for VideoOverlayCompositionMeta {}
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unsafe impl Sync for VideoOverlayCompositionMeta {}
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impl VideoOverlayCompositionMeta {
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pub fn add<'a>(
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buffer: &'a mut gst::BufferRef,
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overlay: &crate::VideoOverlayComposition,
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) -> gst::MetaRefMut<'a, Self, gst::meta::Standalone> {
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skip_assert_initialized!();
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unsafe {
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let meta = ffi::gst_buffer_add_video_overlay_composition_meta(
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buffer.as_mut_ptr(),
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overlay.as_mut_ptr(),
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);
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Self::from_mut_ptr(buffer, meta)
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}
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}
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pub fn overlay(&self) -> &crate::VideoOverlayCompositionRef {
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unsafe { crate::VideoOverlayCompositionRef::from_ptr(self.0.overlay) }
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}
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pub fn overlay_owned(&self) -> crate::VideoOverlayComposition {
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unsafe { from_glib_none(self.overlay().as_ptr()) }
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}
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pub fn set_overlay(&mut self, overlay: &crate::VideoOverlayComposition) {
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#![allow(clippy::cast_ptr_alignment)]
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unsafe {
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gst::ffi::gst_mini_object_unref(self.0.overlay as *mut _);
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self.0.overlay =
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gst::ffi::gst_mini_object_ref(overlay.as_mut_ptr() as *mut _) as *mut _;
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}
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}
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}
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unsafe impl MetaAPI for VideoOverlayCompositionMeta {
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type GstType = ffi::GstVideoOverlayCompositionMeta;
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fn meta_api() -> glib::Type {
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unsafe { from_glib(ffi::gst_video_overlay_composition_meta_api_get_type()) }
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}
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}
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impl fmt::Debug for VideoOverlayCompositionMeta {
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
f.debug_struct("VideoOverlayCompositionMeta")
|
|
.field("overlay", &self.overlay())
|
|
.finish()
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "v1_16", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_16")))]
|
|
#[repr(transparent)]
|
|
pub struct VideoCaptionMeta(ffi::GstVideoCaptionMeta);
|
|
|
|
#[cfg(any(feature = "v1_16", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_16")))]
|
|
unsafe impl Send for VideoCaptionMeta {}
|
|
#[cfg(any(feature = "v1_16", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_16")))]
|
|
unsafe impl Sync for VideoCaptionMeta {}
|
|
|
|
#[cfg(any(feature = "v1_16", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_16")))]
|
|
impl VideoCaptionMeta {
|
|
pub fn add<'a>(
|
|
buffer: &'a mut gst::BufferRef,
|
|
caption_type: crate::VideoCaptionType,
|
|
data: &[u8],
|
|
) -> gst::MetaRefMut<'a, Self, gst::meta::Standalone> {
|
|
skip_assert_initialized!();
|
|
assert!(!data.is_empty());
|
|
unsafe {
|
|
let meta = ffi::gst_buffer_add_video_caption_meta(
|
|
buffer.as_mut_ptr(),
|
|
caption_type.to_glib(),
|
|
data.as_ptr(),
|
|
data.len(),
|
|
);
|
|
|
|
Self::from_mut_ptr(buffer, meta)
|
|
}
|
|
}
|
|
|
|
pub fn caption_type(&self) -> crate::VideoCaptionType {
|
|
unsafe { from_glib(self.0.caption_type) }
|
|
}
|
|
|
|
pub fn data(&self) -> &[u8] {
|
|
unsafe {
|
|
use std::slice;
|
|
|
|
slice::from_raw_parts(self.0.data, self.0.size)
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "v1_16", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_16")))]
|
|
unsafe impl MetaAPI for VideoCaptionMeta {
|
|
type GstType = ffi::GstVideoCaptionMeta;
|
|
|
|
fn meta_api() -> glib::Type {
|
|
unsafe { from_glib(ffi::gst_video_caption_meta_api_get_type()) }
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "v1_16", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_16")))]
|
|
impl fmt::Debug for VideoCaptionMeta {
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
f.debug_struct("VideoCaptionMeta")
|
|
.field("caption_type", &self.caption_type())
|
|
.field("data", &self.data())
|
|
.finish()
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
#[repr(transparent)]
|
|
pub struct VideoAFDMeta(ffi::GstVideoAFDMeta);
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
unsafe impl Send for VideoAFDMeta {}
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
unsafe impl Sync for VideoAFDMeta {}
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
impl VideoAFDMeta {
|
|
pub fn add(
|
|
buffer: &mut gst::BufferRef,
|
|
field: u8,
|
|
spec: crate::VideoAFDSpec,
|
|
afd: crate::VideoAFDValue,
|
|
) -> gst::MetaRefMut<Self, gst::meta::Standalone> {
|
|
skip_assert_initialized!();
|
|
|
|
unsafe {
|
|
let meta = ffi::gst_buffer_add_video_afd_meta(
|
|
buffer.as_mut_ptr(),
|
|
field,
|
|
spec.to_glib(),
|
|
afd.to_glib(),
|
|
);
|
|
|
|
Self::from_mut_ptr(buffer, meta)
|
|
}
|
|
}
|
|
|
|
pub fn field(&self) -> u8 {
|
|
self.0.field
|
|
}
|
|
|
|
pub fn spec(&self) -> crate::VideoAFDSpec {
|
|
unsafe { from_glib(self.0.spec) }
|
|
}
|
|
|
|
pub fn afd(&self) -> crate::VideoAFDValue {
|
|
unsafe { from_glib(self.0.afd) }
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
unsafe impl MetaAPI for VideoAFDMeta {
|
|
type GstType = ffi::GstVideoAFDMeta;
|
|
|
|
fn meta_api() -> glib::Type {
|
|
unsafe { from_glib(ffi::gst_video_afd_meta_api_get_type()) }
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
impl fmt::Debug for VideoAFDMeta {
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
f.debug_struct("VideoAFDMeta")
|
|
.field("field", &self.field())
|
|
.field("spec", &self.spec())
|
|
.field("afd", &self.afd())
|
|
.finish()
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
#[repr(transparent)]
|
|
pub struct VideoBarMeta(ffi::GstVideoBarMeta);
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
unsafe impl Send for VideoBarMeta {}
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
unsafe impl Sync for VideoBarMeta {}
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
impl VideoBarMeta {
|
|
pub fn add(
|
|
buffer: &mut gst::BufferRef,
|
|
field: u8,
|
|
is_letterbox: bool,
|
|
bar_data1: u32,
|
|
bar_data2: u32,
|
|
) -> gst::MetaRefMut<Self, gst::meta::Standalone> {
|
|
skip_assert_initialized!();
|
|
|
|
unsafe {
|
|
let meta = ffi::gst_buffer_add_video_bar_meta(
|
|
buffer.as_mut_ptr(),
|
|
field,
|
|
is_letterbox.to_glib(),
|
|
bar_data1,
|
|
bar_data2,
|
|
);
|
|
|
|
Self::from_mut_ptr(buffer, meta)
|
|
}
|
|
}
|
|
|
|
pub fn field(&self) -> u8 {
|
|
self.0.field
|
|
}
|
|
|
|
pub fn is_letterbox(&self) -> bool {
|
|
unsafe { from_glib(self.0.is_letterbox) }
|
|
}
|
|
|
|
pub fn bar_data1(&self) -> u32 {
|
|
self.0.bar_data1
|
|
}
|
|
|
|
pub fn bar_data2(&self) -> u32 {
|
|
self.0.bar_data2
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
unsafe impl MetaAPI for VideoBarMeta {
|
|
type GstType = ffi::GstVideoBarMeta;
|
|
|
|
fn meta_api() -> glib::Type {
|
|
unsafe { from_glib(ffi::gst_video_bar_meta_api_get_type()) }
|
|
}
|
|
}
|
|
|
|
#[cfg(any(feature = "v1_18", feature = "dox"))]
|
|
#[cfg_attr(feature = "dox", doc(cfg(feature = "v1_18")))]
|
|
impl fmt::Debug for VideoBarMeta {
|
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
|
f.debug_struct("VideoBarMeta")
|
|
.field("field", &self.field())
|
|
.field("is_letterbox", &self.is_letterbox())
|
|
.field("bar_data1", &self.bar_data1())
|
|
.field("bar_data2", &self.bar_data2())
|
|
.finish()
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_add_get_meta() {
|
|
gst::init().unwrap();
|
|
|
|
let mut buffer = gst::Buffer::with_size(320 * 240 * 4).unwrap();
|
|
{
|
|
let meta = VideoMeta::add(
|
|
buffer.get_mut().unwrap(),
|
|
crate::VideoFrameFlags::empty(),
|
|
crate::VideoFormat::Argb,
|
|
320,
|
|
240,
|
|
)
|
|
.unwrap();
|
|
assert_eq!(meta.id(), 0);
|
|
assert_eq!(meta.flags(), crate::VideoFrameFlags::empty());
|
|
assert_eq!(meta.format(), crate::VideoFormat::Argb);
|
|
assert_eq!(meta.width(), 320);
|
|
assert_eq!(meta.height(), 240);
|
|
assert_eq!(meta.n_planes(), 1);
|
|
assert_eq!(meta.offset(), &[0]);
|
|
assert_eq!(meta.stride(), &[320 * 4]);
|
|
}
|
|
|
|
{
|
|
let meta = buffer.meta::<VideoMeta>().unwrap();
|
|
assert_eq!(meta.id(), 0);
|
|
assert_eq!(meta.flags(), crate::VideoFrameFlags::empty());
|
|
assert_eq!(meta.format(), crate::VideoFormat::Argb);
|
|
assert_eq!(meta.width(), 320);
|
|
assert_eq!(meta.height(), 240);
|
|
assert_eq!(meta.n_planes(), 1);
|
|
assert_eq!(meta.offset(), &[0]);
|
|
assert_eq!(meta.stride(), &[320 * 4]);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_add_full_get_meta() {
|
|
gst::init().unwrap();
|
|
|
|
let mut buffer = gst::Buffer::with_size(320 * 240 * 4).unwrap();
|
|
{
|
|
let meta = VideoMeta::add_full(
|
|
buffer.get_mut().unwrap(),
|
|
crate::VideoFrameFlags::empty(),
|
|
crate::VideoFormat::Argb,
|
|
320,
|
|
240,
|
|
&[0],
|
|
&[320 * 4],
|
|
)
|
|
.unwrap();
|
|
assert_eq!(meta.id(), 0);
|
|
assert_eq!(meta.flags(), crate::VideoFrameFlags::empty());
|
|
assert_eq!(meta.format(), crate::VideoFormat::Argb);
|
|
assert_eq!(meta.width(), 320);
|
|
assert_eq!(meta.height(), 240);
|
|
assert_eq!(meta.n_planes(), 1);
|
|
assert_eq!(meta.offset(), &[0]);
|
|
assert_eq!(meta.stride(), &[320 * 4]);
|
|
}
|
|
|
|
{
|
|
let meta = buffer.meta::<VideoMeta>().unwrap();
|
|
assert_eq!(meta.id(), 0);
|
|
assert_eq!(meta.flags(), crate::VideoFrameFlags::empty());
|
|
assert_eq!(meta.format(), crate::VideoFormat::Argb);
|
|
assert_eq!(meta.width(), 320);
|
|
assert_eq!(meta.height(), 240);
|
|
assert_eq!(meta.n_planes(), 1);
|
|
assert_eq!(meta.offset(), &[0]);
|
|
assert_eq!(meta.stride(), &[320 * 4]);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
#[cfg(feature = "v1_18")]
|
|
fn test_vide_meta_alignment() {
|
|
gst::init().unwrap();
|
|
|
|
let mut buffer = gst::Buffer::with_size(115200).unwrap();
|
|
let meta = VideoMeta::add(
|
|
buffer.get_mut().unwrap(),
|
|
crate::VideoFrameFlags::empty(),
|
|
crate::VideoFormat::Nv12,
|
|
320,
|
|
240,
|
|
)
|
|
.unwrap();
|
|
|
|
let alig = meta.alignment();
|
|
assert_eq!(alig, crate::VideoAlignment::new(0, 0, 0, 0, &[0, 0, 0, 0]));
|
|
|
|
assert_eq!(meta.plane_size().unwrap(), [76800, 38400, 0, 0]);
|
|
assert_eq!(meta.plane_height().unwrap(), [240, 120, 0, 0]);
|
|
|
|
/* horizontal padding */
|
|
let mut info = crate::VideoInfo::builder(crate::VideoFormat::Nv12, 320, 240)
|
|
.build()
|
|
.expect("Failed to create VideoInfo");
|
|
let mut alig = crate::VideoAlignment::new(0, 0, 2, 6, &[0, 0, 0, 0]);
|
|
info.align(&mut alig).unwrap();
|
|
|
|
let mut meta = VideoMeta::add_full(
|
|
buffer.get_mut().unwrap(),
|
|
crate::VideoFrameFlags::empty(),
|
|
crate::VideoFormat::Nv12,
|
|
info.width(),
|
|
info.height(),
|
|
info.offset(),
|
|
info.stride(),
|
|
)
|
|
.unwrap();
|
|
meta.set_alignment(&alig).unwrap();
|
|
|
|
let alig = meta.alignment();
|
|
assert_eq!(alig, crate::VideoAlignment::new(0, 0, 2, 6, &[0, 0, 0, 0]));
|
|
|
|
assert_eq!(meta.plane_size().unwrap(), [78720, 39360, 0, 0]);
|
|
assert_eq!(meta.plane_height().unwrap(), [240, 120, 0, 0]);
|
|
|
|
/* vertical alignment */
|
|
let mut info = crate::VideoInfo::builder(crate::VideoFormat::Nv12, 320, 240)
|
|
.build()
|
|
.expect("Failed to create VideoInfo");
|
|
let mut alig = crate::VideoAlignment::new(2, 6, 0, 0, &[0, 0, 0, 0]);
|
|
info.align(&mut alig).unwrap();
|
|
|
|
let mut meta = VideoMeta::add_full(
|
|
buffer.get_mut().unwrap(),
|
|
crate::VideoFrameFlags::empty(),
|
|
crate::VideoFormat::Nv12,
|
|
info.width(),
|
|
info.height(),
|
|
info.offset(),
|
|
info.stride(),
|
|
)
|
|
.unwrap();
|
|
meta.set_alignment(&alig).unwrap();
|
|
|
|
let alig = meta.alignment();
|
|
assert_eq!(alig, crate::VideoAlignment::new(2, 6, 0, 0, &[0, 0, 0, 0]));
|
|
|
|
assert_eq!(meta.plane_size().unwrap(), [79360, 39680, 0, 0]);
|
|
assert_eq!(meta.plane_height().unwrap(), [248, 124, 0, 0]);
|
|
}
|
|
}
|