djkato/n-mb
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remove debug logs, fix up readme

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Djkáťo 2023-10-14 00:39:49 +02:00
parent 5f8901d53e
commit 4e09c735dd
3 changed files with 29 additions and 33 deletions
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9
README.md
View file

@ -6,10 +6,15 @@ For all those who want to post memes that are just too big and surpass the 25mb
- video codec: vp9 + opus .webm
- image codec: vp8 .webp (for gifs too)
## How to install(Windows, Linux, MacOS):
##How to install Binary(Windows, Linux):
1. Download binary from [Releases](https://github.com/djkato/n-mb/releases), put into $PATH
2. get ffmpeg for your platform [here](https://ffmpeg.org/download.html), put into $PATH
3. execute anywhere using the `nmb --size/-s <SIZE IN MB> --codec/-c <WEBM/HEVC> --files/-f=<FILE 1>,<FILE 2> . . .` command!
## How to install From Source(Windows, Linux, MacOS):
1. get rustup (cargo, rustc etc) from [here](https://www.rust-lang.org/tools/install)
2. get ffmpeg for your platform [here](https://ffmpeg.org/download.html), put into $PATH
3. run `cargo install n-mb` in your favourite terminal
4. execute anywhere using the `nmb --size/-s <SIZE IN MB> --files/-f=<FILE 1>,<FILE 2> . . .` command!
4. execute anywhere using the `nmb --size/-s <SIZE IN MB> --codec/-c <WEBM/HEVC> --files/-f=<FILE 1>,<FILE 2> . . .` command!
<sub>Thanks for an amazing read on how to optimize vp9 for file sizes deterenkelt, I recommend this read: https://codeberg.org/deterenkelt/Nadeshiko/wiki/Researches%E2%80%89%E2%80%93%E2%80%89VP9-and-overshooting</sub>

29
src/encoder.rs
View file

@ -8,7 +8,7 @@ use tokio::{
use crate::VideoCodec;
const MAX_OPUS_BITRATE: f32 = 256.; //kbits
const MIN_OPUS_BITRATE: f32 = 56.; //kbits
const MIN_OPUS_BITRATE: f32 = 50.; //kbits
pub struct FFMPEGCommand {
pub file_name: String,
@ -60,7 +60,7 @@ impl FFMPEGCommand {
}
};
let bitrate = (size as f32 * 1000. / duration) * 0.9;
let bitrate = (size as f32 * 1000. / duration) * 0.85;
let bitrate = bitrate.clamp(MIN_OPUS_BITRATE, max_kbit_rate) as u16;
/*
println!(
@ -136,7 +136,7 @@ impl FFMPEGCommand {
video_bitrate + audio_bitrate,
size
);*/
video_bitrate = video_bitrate + overflow;
video_bitrate += overflow;
}
let mut height = resolution.1;
@ -265,7 +265,6 @@ impl FFMPEGCommand {
.to_str()
.context("missing or bad path")?,
]);
dbg!(&command2);
Ok(FFMPEGCommand {
file_name: path.file_name().unwrap().to_str().unwrap().to_owned(),
resolution: None,
@ -317,7 +316,7 @@ impl FFMPEGCommand {
progress_bar: None,
})
}
fn create_animated_image(path: &PathBuf) -> anyhow::Result<Self> {
fn create_animated_image(_path: &PathBuf) -> anyhow::Result<Self> {
bail!("")
}
}
@ -362,24 +361,24 @@ async fn parse_ffprobe(path: &PathBuf) -> anyhow::Result<MediaData> {
if text.contains("Stream") {
resolution = parse_resolution(text).ok();
}
return Ok(MediaData {
Ok(MediaData {
duration,
resolution,
old_kbit_rate,
});
})
}
fn parse_duration(text: &str) -> anyhow::Result<f32> {
let text = text[text.find("Duration").unwrap()..].to_owned();
let dur_text = text[text
.find(":")
.find(':')
.context("something wrong with the ffprobe output")?
+ 2
..text
.find(",")
.find(',')
.context("something wrong with the ffprobe output")?]
.to_owned();
let durs_text: Vec<&str> = dur_text.split(":").collect();
let durs_text: Vec<&str> = dur_text.split(':').collect();
let mut durs_text_iter = durs_text.into_iter();
let h = durs_text_iter
.next()
@ -398,7 +397,7 @@ fn parse_duration(text: &str) -> anyhow::Result<f32> {
fn parse_bitrate(text: &str) -> anyhow::Result<u16> {
let text = text[text.find("bitrate").unwrap()..].to_owned();
let bitrate_text = text[9..text.find("/").unwrap() - 2].to_owned();
let bitrate_text = text[9..text.find('/').unwrap() - 2].to_owned();
Ok(bitrate_text.parse::<u16>()?)
}
@ -411,7 +410,7 @@ fn parse_resolution(text: &str) -> anyhow::Result<(u16, u16)> {
- 1;
let rb_b4_sar_i = text[..sar_i]
.rfind(",")
.rfind(',')
.context("something wrong with the ffprobe output")?
+ 1;
@ -419,17 +418,17 @@ fn parse_resolution(text: &str) -> anyhow::Result<(u16, u16)> {
let res_text = res_text.trim().to_owned();
let width = res_text[..res_text
.find("x")
.find('x')
.context("something wrong with ffprobe output")?]
.to_owned()
.parse::<u16>()?;
let height = res_text[res_text
.find("x")
.find('x')
.context("something wrong with ffprobe output")?
+ 1..]
.to_owned()
.parse::<u16>()?;
return Ok((width, height));
Ok((width, height))
}

22
src/main.rs
View file

@ -1,7 +1,7 @@
#![feature(exit_status_error)]
use anyhow::Context;
use clap::{arg, command, value_parser, ValueEnum};
use clap::{arg, command, value_parser};
use encoder::{FFMPEGCommand, MediaType};
use std::{path::PathBuf, process::Stdio, sync::Arc};
use tokio::{
@ -91,31 +91,23 @@ async fn main() -> anyhow::Result<()> {
{
"webm" | "mp4" | "mov" | "avi" | "mpeg" | "mkv" => {
command =
FFMPEGCommand::new(MediaType::Video, file, size.clone(), codec.clone())
.await?;
FFMPEGCommand::new(MediaType::Video, file, size, codec.clone()).await?;
}
"mp3" | "wav" | "ogg" | "opus" | "flac" | "aiff" => {
command =
FFMPEGCommand::new(MediaType::Audio, file, size.clone(), codec.clone())
.await?;
FFMPEGCommand::new(MediaType::Audio, file, size, codec.clone()).await?;
}
"jpg" | "png" | "webp" | "exr" | "jpeg" | "tiff" | "bpm" | "raw" | "tif" => {
command =
FFMPEGCommand::new(MediaType::Image, file, size.clone(), codec.clone())
.await?;
FFMPEGCommand::new(MediaType::Image, file, size, codec.clone()).await?;
}
"gif" => {
command = FFMPEGCommand::new(
MediaType::AnimatedImage,
file,
size.clone(),
codec.clone(),
)
command =
FFMPEGCommand::new(MediaType::AnimatedImage, file, size, codec.clone())
.await?;
}
_ => break,
}
dbg!(&command.command.0);
command.command.0.stdout(Stdio::piped());
command.command.0.stderr(Stdio::null());
@ -168,7 +160,7 @@ async fn main() -> anyhow::Result<()> {
'line: while let Ok(Some(line)) = buff_reader.1.next_line().await {
if let Some(time_start) = line.find("out_time=") {
let time: Vec<String> = line[time_start + 10..]
.split(":")
.split(':')
.map(|s| s.to_owned())
.collect();