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flutter texture render, mid commit

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Signed-off-by: fufesou <shuanglongchen@yeah.net>
This commit is contained in:
fufesou
2023-02-21 23:46:13 +08:00
parent 5acedecf0c
commit 77c4a14845
11 changed files with 322 additions and 143 deletions
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52
libs/scrap/src/common/mediacodec.rs
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@@ -8,9 +8,10 @@ use std::{
time::Duration,
};
use crate::ImageFormat;
use crate::{
codec::{EncoderApi, EncoderCfg},
I420ToARGB,
I420ToABGR, I420ToARGB,
};
/// MediaCodec mime type name
@@ -50,7 +51,7 @@ impl MediaCodecDecoder {
MediaCodecDecoders { h264, h265 }
}
pub fn decode(&mut self, data: &[u8], rgb: &mut Vec<u8>) -> ResultType<bool> {
pub fn decode(&mut self, data: &[u8], fmt: ImageFormat, raw: &mut Vec<u8>) -> ResultType<bool> {
match self.dequeue_input_buffer(Duration::from_millis(10))? {
Some(mut input_buffer) => {
let mut buf = input_buffer.buffer_mut();
@@ -83,23 +84,44 @@ impl MediaCodecDecoder {
let bps = 4;
let u = buf.len() * 2 / 3;
let v = buf.len() * 5 / 6;
rgb.resize(h * w * bps, 0);
raw.resize(h * w * bps, 0);
let y_ptr = buf.as_ptr();
let u_ptr = buf[u..].as_ptr();
let v_ptr = buf[v..].as_ptr();
unsafe {
I420ToARGB(
y_ptr,
stride,
u_ptr,
stride / 2,
v_ptr,
stride / 2,
rgb.as_mut_ptr(),
(w * bps) as _,
w as _,
h as _,
);
match fmt {
ImageFormat::ARGB => {
I420ToARGB(
y_ptr,
stride,
u_ptr,
stride / 2,
v_ptr,
stride / 2,
raw.as_mut_ptr(),
(w * bps) as _,
w as _,
h as _,
);
}
ImageFormat::ARGB => {
I420ToABGR(
y_ptr,
stride,
u_ptr,
stride / 2,
v_ptr,
stride / 2,
raw.as_mut_ptr(),
(w * bps) as _,
w as _,
h as _,
);
}
_ => {
bail!("Unsupported image format");
}
}
}
self.release_output_buffer(output_buffer, false)?;
Ok(true)