refactor: restructure project into a workspace by introducing a plugin API crate and modularizing individual plugin definitions.

2026-07-17 15:50:50 +02:00
parent 2ea317e117
commit eb76ed1937
43 changed files with 4243 additions and 2296 deletions
@@ -0,0 +1,122 @@
+// Copyright (C) 2026 Elias Wendland <eliaswendland@pm.me>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, version 3 exclusively.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+use convertis_plugin_api::{Conversion, ConversionRequest, Plugin, PluginMetadata};
+use std::process::Command;
+
+const INPUTS: &[&str] = &[
+    "mp4",
+    "webm",
+    "mkv",
+    "avi",
+    "mov",
+    "wmv",
+    "flv",
+    "gif",
+    "animated-gif",
+    "m4v",
+    "mpeg",
+    "ogv",
+    "apng",
+    "webp",
+    "animated-webp",
+];
+const OUTPUTS: &[&str] = &[
+    "mp4",
+    "webm",
+    "mkv",
+    "avi",
+    "mov",
+    "wmv",
+    "flv",
+    "animated-gif",
+    "m4v",
+    "mpeg",
+    "ogv",
+    "apng",
+    "animated-webp",
+];
+struct FfmpegVideo;
+
+impl Plugin for FfmpegVideo {
+    fn metadata(&self) -> PluginMetadata {
+        PluginMetadata {
+            id: "ffmpeg-video".into(),
+            package: "convertis-ffmpeg-video".into(),
+            description: "FFmpeg video conversion".into(),
+            conversions: INPUTS
+                .iter()
+                .flat_map(|from| {
+                    OUTPUTS
+                        .iter()
+                        .filter(move |to| to != &from)
+                        .map(move |to| Conversion::file(from, to, (240, 210, 180)))
+                })
+                .collect(),
+            options: vec![],
+        }
+    }
+    fn availability(&self) -> Result<(), String> {
+        Command::new("ffmpeg")
+            .arg("-version")
+            .output()
+            .map_err(|_| "'ffmpeg' is required".to_owned())
+            .and_then(|output| {
+                output
+                    .status
+                    .success()
+                    .then_some(())
+                    .ok_or_else(|| "'ffmpeg' is unavailable".to_owned())
+            })
+    }
+    fn convert(&self, request: &ConversionRequest) -> Result<(), String> {
+        let codec: &[&str] = match request.to.as_str() {
+            "mp4" | "mkv" | "mov" | "m4v" => &[
+                "-c:v", "libx264", "-crf", "23", "-c:a", "aac", "-pix_fmt", "yuv420p",
+            ],
+            "webm" => &[
+                "-c:v",
+                "libvpx-vp9",
+                "-crf",
+                "30",
+                "-b:v",
+                "0",
+                "-c:a",
+                "libopus",
+            ],
+            "avi" => &["-c:v", "mpeg4", "-qscale:v", "3", "-c:a", "libmp3lame"],
+            "gif" | "animated-gif" => &["-vf", "fps=15,scale=640:-1:flags=lanczos"],
+            "webp" | "animated-webp" => &["-c:v", "libwebp", "-q:v", "75", "-loop", "0"],
+            "apng" => &["-plays", "0"],
+            "mpeg" => &["-c:v", "mpeg2video", "-c:a", "mp2"],
+            _ => &[],
+        };
+        let output = Command::new("ffmpeg")
+            .arg("-v")
+            .arg("error")
+            .arg("-y")
+            .arg("-i")
+            .arg(&request.input)
+            .args(codec)
+            .arg(&request.output)
+            .output()
+            .map_err(|error| error.to_string())?;
+        if output.status.success() {
+            Ok(())
+        } else {
+            Err(String::from_utf8_lossy(&output.stderr).into_owned())
+        }
+    }
+}
+convertis_plugin_api::export_plugin!(FfmpegVideo, "ffmpeg-video");