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add encoding choice

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This commit is contained in:
waveringana 2023-10-29 17:53:21 -04:00
parent e580b8fd76
commit f322b45ee1
2 changed files with 57 additions and 2 deletions
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36
app/types/middleware.ts
View file

@ -38,7 +38,7 @@ import {db, MediaParams, insertToDB} from "./db";
enum EncodingType {
CPU = 'libx264',
NVIDIA = 'h264_nvenc',
AMD = 'h264_vmf',
AMD = 'h264_amf',
INTEL = 'h264_qsv',
APPLE = 'h264_videotoolbox'
}
@ -49,6 +49,20 @@ export const setEncodingType = (type: EncodingType) => {
currentEncoding = type;
};
export const checkEnvForEncoder = () => {
const envEncoder = process.env.EB_ENCODER?.toUpperCase();
if (envEncoder && Object.keys(EncodingType).includes(envEncoder)) {
setEncodingType(EncodingType[envEncoder as keyof typeof EncodingType] as EncodingType);
console.log(`Setting encoding type to ${envEncoder} based on environment variable.`);
} else if (envEncoder) {
//I finally understand DHH
console.warn(`Invalid encoder value "${envEncoder}" in environment variable, defaulting to ${Object.keys(EncodingType).find(key => EncodingType[key as keyof typeof EncodingType] === currentEncoding)}.`);
}
};
checkEnvForEncoder();
export const checkAuth: Middleware = (req, res, next) => {
if (!req.user) {
return res.status(401);
@ -172,6 +186,26 @@ export const convertTo720p: Middleware = (req, res, next) => {
'-c:v', currentEncoding,
];
// Adjust output options based on encoder for maximum quality
switch(currentEncoding) {
case EncodingType.CPU:
outputOptions.push('-crf', '0');
break;
case EncodingType.NVIDIA:
outputOptions.push('-rc', 'cqp', '-qp', '0');
break;
case EncodingType.AMD:
outputOptions.push('-qp_i', '0', '-qp_p', '0', '-qp_b', '0');
break;
case EncodingType.INTEL:
outputOptions.push('-global_quality', '1'); // Intel QSV specific setting for high quality
break;
case EncodingType.APPLE:
outputOptions.push('-global_quality', '1');
break;
}
ffmpeg()
.input(`uploads/${nameAndExtension[0]}${nameAndExtension[1]}`)
.inputFormat('mp4')

23
tests/ffmpeg.ts
View file

@ -27,7 +27,7 @@ ffmpeg.setFfprobePath(ffprobePath!);
export enum EncodingType {
CPU = 'libx264',
NVIDIA = 'h264_nvenc',
AMD = 'h264_vmf',
AMD = 'h264_amf',
INTEL = 'h264_qsv',
APPLE = 'h264_videotoolbox',
}
@ -40,8 +40,29 @@ export const generateTestVideo = async (encodingType: EncodingType): Promise<voi
const outputOptions = [
'-vf', 'scale=-2:720',
'-c:v', encodingType,
'-c:a', 'copy', // Copying the original audio stream
'-b:v', '8000k'
];
// Adjust output options based on encoder for maximum quality
switch(encodingType) {
case EncodingType.CPU:
outputOptions.push('-crf', '0');
break;
case EncodingType.NVIDIA:
outputOptions.push('-rc', 'cqp', '-qp', '0');
break;
case EncodingType.AMD:
outputOptions.push('-qp_i', '0', '-qp_p', '0', '-qp_b', '0');
break;
case EncodingType.INTEL:
outputOptions.push('-global_quality', '1'); // Intel QSV specific setting for high quality
break;
case EncodingType.APPLE:
outputOptions.push('-global_quality', '1');
break;
}
return new Promise<void>((resolve, reject) => {
ffmpeg()
.input('test.mp4')