fufesou c419819c0f rename all stride_align to stride
Signed-off-by: fufesou <shuanglongchen@yeah.net>
2023-03-03 10:58:48 +08:00

528 lines
15 KiB
Rust

use super::vpx::*;
use std::os::raw::c_int;
extern "C" {
// seems libyuv uses reverse byte order compared with our view
pub fn ARGBRotate(
src_argb: *const u8,
src_stride_argb: c_int,
dst_argb: *mut u8,
dst_stride_argb: c_int,
src_width: c_int,
src_height: c_int,
mode: c_int,
) -> c_int;
pub fn ARGBMirror(
src_argb: *const u8,
src_stride_argb: c_int,
dst_argb: *mut u8,
dst_stride_argb: c_int,
width: c_int,
height: c_int,
) -> c_int;
pub fn ARGBToI420(
src_bgra: *const u8,
src_stride_bgra: c_int,
dst_y: *mut u8,
dst_stride_y: c_int,
dst_u: *mut u8,
dst_stride_u: c_int,
dst_v: *mut u8,
dst_stride_v: c_int,
width: c_int,
height: c_int,
) -> c_int;
pub fn ABGRToI420(
src_rgba: *const u8,
src_stride_rgba: c_int,
dst_y: *mut u8,
dst_stride_y: c_int,
dst_u: *mut u8,
dst_stride_u: c_int,
dst_v: *mut u8,
dst_stride_v: c_int,
width: c_int,
height: c_int,
) -> c_int;
pub fn ARGBToNV12(
src_bgra: *const u8,
src_stride_bgra: c_int,
dst_y: *mut u8,
dst_stride_y: c_int,
dst_uv: *mut u8,
dst_stride_uv: c_int,
width: c_int,
height: c_int,
) -> c_int;
pub fn NV12ToI420(
src_y: *const u8,
src_stride_y: c_int,
src_uv: *const u8,
src_stride_uv: c_int,
dst_y: *mut u8,
dst_stride_y: c_int,
dst_u: *mut u8,
dst_stride_u: c_int,
dst_v: *mut u8,
dst_stride_v: c_int,
width: c_int,
height: c_int,
) -> c_int;
// I420ToRGB24: RGB little endian (bgr in memory)
// I420ToRaw: RGB big endian (rgb in memory) to RGBA.
pub fn I420ToRAW(
src_y: *const u8,
src_stride_y: c_int,
src_u: *const u8,
src_stride_u: c_int,
src_v: *const u8,
src_stride_v: c_int,
dst_rgba: *mut u8,
dst_stride_raw: c_int,
width: c_int,
height: c_int,
) -> c_int;
pub fn I420ToARGB(
src_y: *const u8,
src_stride_y: c_int,
src_u: *const u8,
src_stride_u: c_int,
src_v: *const u8,
src_stride_v: c_int,
dst_rgba: *mut u8,
dst_stride_rgba: c_int,
width: c_int,
height: c_int,
) -> c_int;
pub fn I420ToABGR(
src_y: *const u8,
src_stride_y: c_int,
src_u: *const u8,
src_stride_u: c_int,
src_v: *const u8,
src_stride_v: c_int,
dst_rgba: *mut u8,
dst_stride_rgba: c_int,
width: c_int,
height: c_int,
) -> c_int;
pub fn NV12ToARGB(
src_y: *const u8,
src_stride_y: c_int,
src_uv: *const u8,
src_stride_uv: c_int,
dst_rgba: *mut u8,
dst_stride_rgba: c_int,
width: c_int,
height: c_int,
) -> c_int;
pub fn NV12ToABGR(
src_y: *const u8,
src_stride_y: c_int,
src_uv: *const u8,
src_stride_uv: c_int,
dst_rgba: *mut u8,
dst_stride_rgba: c_int,
width: c_int,
height: c_int,
) -> c_int;
}
// https://github.com/webmproject/libvpx/blob/master/vpx/src/vpx_image.c
#[inline]
fn get_vpx_i420_stride(
width: usize,
height: usize,
stride: usize,
) -> (usize, usize, usize, usize, usize, usize) {
let mut img = Default::default();
unsafe {
vpx_img_wrap(
&mut img,
vpx_img_fmt::VPX_IMG_FMT_I420,
width as _,
height as _,
stride as _,
0x1 as _,
);
}
(
img.w as _,
img.h as _,
img.stride[0] as _,
img.stride[1] as _,
img.planes[1] as usize - img.planes[0] as usize,
img.planes[2] as usize - img.planes[0] as usize,
)
}
pub fn i420_to_rgb(width: usize, height: usize, src: &[u8], dst: &mut Vec<u8>) {
let (_, _, src_stride_y, src_stride_uv, u, v) =
get_vpx_i420_stride(width, height, super::STRIDE);
let src_y = src.as_ptr();
let src_u = src[u..].as_ptr();
let src_v = src[v..].as_ptr();
dst.resize(width * height * 3, 0);
unsafe {
super::I420ToRAW(
src_y,
src_stride_y as _,
src_u,
src_stride_uv as _,
src_v,
src_stride_uv as _,
dst.as_mut_ptr(),
(width * 3) as _,
width as _,
height as _,
);
};
}
pub fn bgra_to_i420(width: usize, height: usize, src: &[u8], dst: &mut Vec<u8>) {
let (_, h, dst_stride_y, dst_stride_uv, u, v) =
get_vpx_i420_stride(width, height, super::STRIDE);
dst.resize(h * dst_stride_y * 2, 0); // waste some memory to ensure memory safety
let dst_y = dst.as_mut_ptr();
let dst_u = dst[u..].as_mut_ptr();
let dst_v = dst[v..].as_mut_ptr();
unsafe {
ARGBToI420(
src.as_ptr(),
(src.len() / height) as _,
dst_y,
dst_stride_y as _,
dst_u,
dst_stride_uv as _,
dst_v,
dst_stride_uv as _,
width as _,
height as _,
);
}
}
pub fn rgba_to_i420(width: usize, height: usize, src: &[u8], dst: &mut Vec<u8>) {
let (_, h, dst_stride_y, dst_stride_uv, u, v) =
get_vpx_i420_stride(width, height, super::STRIDE);
dst.resize(h * dst_stride_y * 2, 0); // waste some memory to ensure memory safety
let dst_y = dst.as_mut_ptr();
let dst_u = dst[u..].as_mut_ptr();
let dst_v = dst[v..].as_mut_ptr();
unsafe {
ABGRToI420(
src.as_ptr(),
(src.len() / height) as _,
dst_y,
dst_stride_y as _,
dst_u,
dst_stride_uv as _,
dst_v,
dst_stride_uv as _,
width as _,
height as _,
);
}
}
pub unsafe fn nv12_to_i420(
src_y: *const u8,
src_stride_y: c_int,
src_uv: *const u8,
src_stride_uv: c_int,
width: usize,
height: usize,
dst: &mut Vec<u8>,
) {
let (_, h, dst_stride_y, dst_stride_uv, u, v) =
get_vpx_i420_stride(width, height, super::STRIDE);
dst.resize(h * dst_stride_y * 2, 0); // waste some memory to ensure memory safety
let dst_y = dst.as_mut_ptr();
let dst_u = dst[u..].as_mut_ptr();
let dst_v = dst[v..].as_mut_ptr();
NV12ToI420(
src_y,
src_stride_y,
src_uv,
src_stride_uv,
dst_y,
dst_stride_y as _,
dst_u,
dst_stride_uv as _,
dst_v,
dst_stride_uv as _,
width as _,
height as _,
);
}
#[cfg(feature = "hwcodec")]
pub mod hw {
use hbb_common::{anyhow::anyhow, ResultType};
use crate::ImageFormat;
#[cfg(target_os = "windows")]
use hwcodec::{ffmpeg::ffmpeg_linesize_offset_length, AVPixelFormat};
pub fn hw_bgra_to_i420(
width: usize,
height: usize,
stride: &[i32],
offset: &[i32],
length: i32,
src: &[u8],
dst: &mut Vec<u8>,
) {
let stride_y = stride[0] as usize;
let stride_u = stride[1] as usize;
let stride_v = stride[2] as usize;
let offset_u = offset[0] as usize;
let offset_v = offset[1] as usize;
dst.resize(length as _, 0);
let dst_y = dst.as_mut_ptr();
let dst_u = dst[offset_u..].as_mut_ptr();
let dst_v = dst[offset_v..].as_mut_ptr();
unsafe {
super::ARGBToI420(
src.as_ptr(),
(src.len() / height) as _,
dst_y,
stride_y as _,
dst_u,
stride_u as _,
dst_v,
stride_v as _,
width as _,
height as _,
);
}
}
pub fn hw_bgra_to_nv12(
width: usize,
height: usize,
stride: &[i32],
offset: &[i32],
length: i32,
src: &[u8],
dst: &mut Vec<u8>,
) {
let stride_y = stride[0] as usize;
let stride_uv = stride[1] as usize;
let offset_uv = offset[0] as usize;
dst.resize(length as _, 0);
let dst_y = dst.as_mut_ptr();
let dst_uv = dst[offset_uv..].as_mut_ptr();
unsafe {
super::ARGBToNV12(
src.as_ptr(),
(src.len() / height) as _,
dst_y,
stride_y as _,
dst_uv,
stride_uv as _,
width as _,
height as _,
);
}
}
#[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);
unsafe {
let i420_offset_y = i420.as_ptr().add(0) as _;
let i420_offset_u = i420.as_ptr().add(offset_i420[0] as _) as _;
let i420_offset_v = i420.as_ptr().add(offset_i420[1] as _) as _;
super::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 => {
super::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 => {
super::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 _,
);
}
_ => {
return Err(anyhow!("unsupported image format"));
}
}
return Ok(());
};
}
return Err(anyhow!("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);
unsafe {
match fmt {
ImageFormat::ARGB => {
match super::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 _,
) {
0 => Ok(()),
_ => Err(anyhow!("NV12ToARGB failed")),
}
}
ImageFormat::ABGR => {
match super::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 _,
) {
0 => Ok(()),
_ => Err(anyhow!("NV12ToABGR failed")),
}
}
_ => {
Err(anyhow!("unsupported image format"))
}
}
}
}
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>,
) {
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);
unsafe {
match fmt {
ImageFormat::ARGB => {
super::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 => {
super::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 _,
);
}
_ => {
}
}
};
}
}