render videos with 3x bitrate

src/main.rs

@@ -79,7 +79,7 @@ macro_rules! resolutions {
 				}
 			}
 
-			fn bitrate(self) -> &'static str {
+			fn bitrate(self) -> u64 {
 				match self {
 					$(Self::$res => $bitrate),+
 				}
@@ -100,12 +100,12 @@ macro_rules! resolutions {
 }
 
 resolutions! {
-	nHD: 640 x 360 at "500k",
-	HD: 1280 x 720 at "1M",
-	FullHD: 1920 x 1080 at "2M",
-	WQHD: 2560 x 1440 at "3M",
+	nHD: 640 x 360 at 500_000,
+	HD: 1280 x 720 at 1_000_000,
+	FullHD: 1920 x 1080 at 2_000_000,
+	WQHD: 2560 x 1440 at 3_000_000,
 	// TODO qsx muss mal sagen wieviel bitrate für 4k
-	UHD: 3840 x 2160 at "4M"
+	UHD: 3840 x 2160 at 4_000_000
 }
 
 #[derive(Deserialize, Serialize)]

src/render/ffmpeg.rs

@@ -110,7 +110,7 @@ enum FfmpegFilter {
 pub(crate) struct Ffmpeg {
 	inputs: Vec<FfmpegInput>,
 	filter: FfmpegFilter,
-	video_bitrate: Option<&'static str>,
+	video_bitrate: Option<u64>,
 	output: FfmpegOutput,
 
 	filter_idx: usize
@@ -182,7 +182,7 @@ impl Ffmpeg {
 		self
 	}
 
-	pub fn set_video_bitrate(&mut self, bitrate: &'static str) -> &mut Self {
+	pub fn set_video_bitrate(&mut self, bitrate: u64) -> &mut Self {
 		self.video_bitrate = Some(bitrate);
 		self
 	}
@@ -272,7 +272,7 @@ impl Ffmpeg {
 			cmd.arg("-c:v").arg("copy");
 		}
 		if venc && self.video_bitrate.is_some() {
-			cmd.arg("-b:v").arg(self.video_bitrate.unwrap());
+			cmd.arg("-b:v").arg(self.video_bitrate.unwrap().to_string());
 		}
 		if aenc {
 			cmd.arg("-c:a").arg("aac");

src/render/mod.rs

@@ -443,6 +443,15 @@ impl<'a> Renderer<'a> {
 
 		// we're done :)
 		ffmpeg.set_filter_output(overlay);
+		ffmpeg.set_video_bitrate(
+			project
+				.source
+				.metadata
+				.as_ref()
+				.unwrap()
+				.source_res
+				.bitrate() * 3
+		);
 		ffmpeg.run()?;
 
 		Ok(output)