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pallete gen ffmpeg

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legop3
2026-01-03 21:01:21 -05:00
parent e0cadb493f
commit 4e30eb1d52
1 changed files with 17 additions and 1 deletions
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server/src/services/discordBotService.js
+17 -1
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@@ -272,6 +272,7 @@ async function buildReplayGif() {
await fsp.writeFile(path.join(tmpDir, filename), frames[i].buffer); await fsp.writeFile(path.join(tmpDir, filename), frames[i].buffer);
} }
const outPath = path.join(tmpDir, 'replay.gif'); const outPath = path.join(tmpDir, 'replay.gif');
const palettePath = path.join(tmpDir, 'palette.png');
const delayMs = getRoomCameraReplayDelayMs(); const delayMs = getRoomCameraReplayDelayMs();
const fps = (1000 / delayMs).toFixed(3); const fps = (1000 / delayMs).toFixed(3);
await execFileAsync('ffmpeg', [ await execFileAsync('ffmpeg', [
@@ -284,7 +285,22 @@ async function buildReplayGif() {
'-i', '-i',
'frame-%04d.jpg', 'frame-%04d.jpg',
'-vf', '-vf',
'scale=640:-1:flags=lanczos', 'palettegen',
palettePath,
], { cwd: tmpDir });
await execFileAsync('ffmpeg', [
'-y',
'-hide_banner',
'-loglevel',
'error',
'-framerate',
fps,
'-i',
'frame-%04d.jpg',
'-i',
'palette.png',
'-lavfi',
'paletteuse=dither=bayer:bayer_scale=5',
'-loop', '-loop',
'0', '0',
outPath, outPath,