2024-05-28 12:43:13 +08:00

334 lines
11 KiB
Rust

#![allow(non_camel_case_types)]
#![allow(non_snake_case)]
#![allow(non_upper_case_globals)]
#![allow(improper_ctypes)]
#![allow(dead_code)]
include!(concat!(env!("OUT_DIR"), "/yuv_ffi.rs"));
#[cfg(not(target_os = "ios"))]
use crate::PixelBuffer;
use crate::{generate_call_macro, EncodeYuvFormat, TraitPixelBuffer};
use hbb_common::{bail, log, ResultType};
generate_call_macro!(call_yuv, false);
#[cfg(feature = "hwcodec")]
pub mod hw {
use super::*;
use crate::ImageFormat;
#[cfg(target_os = "windows")]
use hwcodec::{ffmpeg::AVPixelFormat, ffmpeg_ram::ffmpeg_linesize_offset_length};
#[cfg(target_os = "windows")]
pub fn hw_nv12_to(
fmt: ImageFormat,
width: usize,
height: usize,
src_y: &[u8],
src_uv: &[u8],
src_stride_y: usize,
src_stride_uv: usize,
dst: &mut Vec<u8>,
i420: &mut Vec<u8>,
align: usize,
) -> ResultType<()> {
let nv12_stride_y = src_stride_y;
let nv12_stride_uv = src_stride_uv;
if let Ok((linesize_i420, offset_i420, i420_len)) =
ffmpeg_linesize_offset_length(AVPixelFormat::AV_PIX_FMT_YUV420P, width, height, align)
{
dst.resize(width * height * 4, 0);
let i420_stride_y = linesize_i420[0];
let i420_stride_u = linesize_i420[1];
let i420_stride_v = linesize_i420[2];
i420.resize(i420_len as _, 0);
let i420_offset_y = unsafe { i420.as_ptr().add(0) as _ };
let i420_offset_u = unsafe { i420.as_ptr().add(offset_i420[0] as _) as _ };
let i420_offset_v = unsafe { i420.as_ptr().add(offset_i420[1] as _) as _ };
call_yuv!(NV12ToI420(
src_y.as_ptr(),
nv12_stride_y as _,
src_uv.as_ptr(),
nv12_stride_uv as _,
i420_offset_y,
i420_stride_y,
i420_offset_u,
i420_stride_u,
i420_offset_v,
i420_stride_v,
width as _,
height as _,
));
match fmt {
ImageFormat::ARGB => {
call_yuv!(I420ToARGB(
i420_offset_y,
i420_stride_y,
i420_offset_u,
i420_stride_u,
i420_offset_v,
i420_stride_v,
dst.as_mut_ptr(),
(width * 4) as _,
width as _,
height as _,
));
}
ImageFormat::ABGR => {
call_yuv!(I420ToABGR(
i420_offset_y,
i420_stride_y,
i420_offset_u,
i420_stride_u,
i420_offset_v,
i420_stride_v,
dst.as_mut_ptr(),
(width * 4) as _,
width as _,
height as _,
));
}
_ => {
bail!("unsupported image format");
}
}
return Ok(());
}
bail!("get linesize offset failed");
}
#[cfg(not(target_os = "windows"))]
pub fn hw_nv12_to(
fmt: ImageFormat,
width: usize,
height: usize,
src_y: &[u8],
src_uv: &[u8],
src_stride_y: usize,
src_stride_uv: usize,
dst: &mut Vec<u8>,
_i420: &mut Vec<u8>,
_align: usize,
) -> ResultType<()> {
dst.resize(width * height * 4, 0);
match fmt {
ImageFormat::ARGB => {
call_yuv!(NV12ToARGB(
src_y.as_ptr(),
src_stride_y as _,
src_uv.as_ptr(),
src_stride_uv as _,
dst.as_mut_ptr(),
(width * 4) as _,
width as _,
height as _,
));
}
ImageFormat::ABGR => {
call_yuv!(NV12ToABGR(
src_y.as_ptr(),
src_stride_y as _,
src_uv.as_ptr(),
src_stride_uv as _,
dst.as_mut_ptr(),
(width * 4) as _,
width as _,
height as _,
));
}
_ => bail!("unsupported image format"),
}
Ok(())
}
pub fn hw_i420_to(
fmt: ImageFormat,
width: usize,
height: usize,
src_y: &[u8],
src_u: &[u8],
src_v: &[u8],
src_stride_y: usize,
src_stride_u: usize,
src_stride_v: usize,
dst: &mut Vec<u8>,
) -> ResultType<()> {
let src_y = src_y.as_ptr();
let src_u = src_u.as_ptr();
let src_v = src_v.as_ptr();
dst.resize(width * height * 4, 0);
match fmt {
ImageFormat::ARGB => {
call_yuv!(I420ToARGB(
src_y,
src_stride_y as _,
src_u,
src_stride_u as _,
src_v,
src_stride_v as _,
dst.as_mut_ptr(),
(width * 4) as _,
width as _,
height as _,
));
}
ImageFormat::ABGR => {
call_yuv!(I420ToABGR(
src_y,
src_stride_y as _,
src_u,
src_stride_u as _,
src_v,
src_stride_v as _,
dst.as_mut_ptr(),
(width * 4) as _,
width as _,
height as _,
));
}
_ => bail!("unsupported image format"),
};
Ok(())
}
}
#[cfg(not(target_os = "ios"))]
pub fn convert_to_yuv(
captured: &PixelBuffer,
dst_fmt: EncodeYuvFormat,
dst: &mut Vec<u8>,
mid_data: &mut Vec<u8>,
) -> ResultType<()> {
let src = captured.data();
let src_stride = captured.stride();
let src_pixfmt = captured.pixfmt();
let src_width = captured.width();
let src_height = captured.height();
if src_width > dst_fmt.w || src_height > dst_fmt.h {
bail!(
"src rect > dst rect: ({src_width}, {src_height}) > ({},{})",
dst_fmt.w,
dst_fmt.h
);
}
if src_pixfmt == crate::Pixfmt::BGRA || src_pixfmt == crate::Pixfmt::RGBA {
// stride is calculated, not real, so we need to check it
if src_stride[0] < src_width * 4 {
bail!(
"src_stride[0] < src_width * 4: {} < {}",
src_stride[0],
src_width * 4
);
}
if src.len() < src_stride[0] * src_height {
bail!(
"wrong src len, {} < {} * {}",
src.len(),
src_stride[0],
src_height
);
}
}
let align = |x: usize| (x + 63) / 64 * 64;
match (src_pixfmt, dst_fmt.pixfmt) {
(crate::Pixfmt::BGRA, crate::Pixfmt::I420) | (crate::Pixfmt::RGBA, crate::Pixfmt::I420) => {
let dst_stride_y = dst_fmt.stride[0];
let dst_stride_uv = dst_fmt.stride[1];
dst.resize(dst_fmt.h * dst_stride_y * 2, 0); // waste some memory to ensure memory safety
let dst_y = dst.as_mut_ptr();
let dst_u = dst[dst_fmt.u..].as_mut_ptr();
let dst_v = dst[dst_fmt.v..].as_mut_ptr();
let f = if src_pixfmt == crate::Pixfmt::BGRA {
ARGBToI420
} else {
ABGRToI420
};
call_yuv!(f(
src.as_ptr(),
src_stride[0] as _,
dst_y,
dst_stride_y as _,
dst_u,
dst_stride_uv as _,
dst_v,
dst_stride_uv as _,
src_width as _,
src_height as _,
));
}
(crate::Pixfmt::BGRA, crate::Pixfmt::NV12) | (crate::Pixfmt::RGBA, crate::Pixfmt::NV12) => {
let dst_stride_y = dst_fmt.stride[0];
let dst_stride_uv = dst_fmt.stride[1];
dst.resize(
align(dst_fmt.h) * (align(dst_stride_y) + align(dst_stride_uv / 2)),
0,
);
let dst_y = dst.as_mut_ptr();
let dst_uv = dst[dst_fmt.u..].as_mut_ptr();
let f = if src_pixfmt == crate::Pixfmt::BGRA {
ARGBToNV12
} else {
ABGRToNV12
};
call_yuv!(f(
src.as_ptr(),
src_stride[0] as _,
dst_y,
dst_stride_y as _,
dst_uv,
dst_stride_uv as _,
src_width as _,
src_height as _,
));
}
(crate::Pixfmt::BGRA, crate::Pixfmt::I444) | (crate::Pixfmt::RGBA, crate::Pixfmt::I444) => {
let dst_stride_y = dst_fmt.stride[0];
let dst_stride_u = dst_fmt.stride[1];
let dst_stride_v = dst_fmt.stride[2];
dst.resize(
align(dst_fmt.h)
* (align(dst_stride_y) + align(dst_stride_u) + align(dst_stride_v)),
0,
);
let dst_y = dst.as_mut_ptr();
let dst_u = dst[dst_fmt.u..].as_mut_ptr();
let dst_v = dst[dst_fmt.v..].as_mut_ptr();
let src = if src_pixfmt == crate::Pixfmt::BGRA {
src
} else {
mid_data.resize(src.len(), 0);
call_yuv!(ABGRToARGB(
src.as_ptr(),
src_stride[0] as _,
mid_data.as_mut_ptr(),
src_stride[0] as _,
src_width as _,
src_height as _,
));
mid_data
};
call_yuv!(ARGBToI444(
src.as_ptr(),
src_stride[0] as _,
dst_y,
dst_stride_y as _,
dst_u,
dst_stride_u as _,
dst_v,
dst_stride_v as _,
src_width as _,
src_height as _,
));
}
_ => {
bail!(
"convert not support, {src_pixfmt:?} -> {:?}",
dst_fmt.pixfmt
);
}
}
Ok(())
}