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use vbr for qsv if maxrate is set

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mertalev 2024-08-03 11:37:08 -04:00
parent 3968d76a57
commit 2997d3128b
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1 changed files with 20 additions and 16 deletions
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36
server/src/utils/media.ts
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@ -167,7 +167,7 @@ export class BaseConfig implements VideoCodecSWConfig {
return [
`-${this.useCQP() ? 'q:v' : 'crf'} ${this.config.crf}`,
`-maxrate ${bitrates.max}${bitrates.unit}`,
`-bufsize ${bitrates.max * 2}${bitrates.unit}`,
`-bufsize ${bitrates.max * 4}${bitrates.unit}`,
];
} else {
return [`-${this.useCQP() ? 'q:v' : 'crf'} ${this.config.crf}`];
@ -255,7 +255,7 @@ export class BaseConfig implements VideoCodecSWConfig {
getBitrateUnit() {
const maxBitrate = this.getMaxBitrateValue();
return this.config.maxBitrate.trim().slice(maxBitrate.toString().length); // use inputted unit if provided
return this.config.maxBitrate.trim().slice(maxBitrate.toString().length) || 'k'; // use inputted unit if provided
}
getMaxBitrateValue() {
@ -575,14 +575,14 @@ export class NvencSwDecodeConfig extends BaseHWConfig {
return [
`-b:v ${bitrates.target}${bitrates.unit}`,
`-maxrate ${bitrates.max}${bitrates.unit}`,
`-bufsize ${bitrates.target}${bitrates.unit}`,
`-bufsize ${bitrates.max * 4}${bitrates.unit}`,
'-multipass 2',
];
} else if (bitrates.max > 0) {
return [
`-cq:v ${this.config.crf}`,
`-maxrate ${bitrates.max}${bitrates.unit}`,
`-bufsize ${bitrates.target}${bitrates.unit}`,
`-bufsize ${bitrates.max * 4}${bitrates.unit}`,
];
} else {
return [`-cq:v ${this.config.crf}`];
@ -689,13 +689,16 @@ export class QsvSwDecodeConfig extends BaseHWConfig {
}
getBitrateOptions() {
const options = [];
options.push(`-${this.useCQP() ? 'q:v' : 'global_quality:v'} ${this.config.crf}`);
const bitrates = this.getBitrateDistribution();
if (bitrates.max > 0) {
options.push(`-maxrate ${bitrates.max}${bitrates.unit}`, `-bufsize ${bitrates.max * 2}${bitrates.unit}`);
}
return options;
const { max, min, unit, target } = this.getBitrateDistribution();
return max > 0
? [
`-b:v ${target}${unit}`,
`-maxrate ${max}${unit}`,
`-minrate ${min}${unit}`,
`-bufsize ${max * 4}${unit}`,
'-rc_mode 3',
] // QVBR is buggy, so use VBR instead
: [`-${this.useCQP() ? 'q:v' : 'global_quality:v'} ${this.config.crf}`];
}
getSupportedCodecs() {
@ -823,7 +826,7 @@ export class VAAPIConfig extends BaseHWConfig {
}
getBitrateOptions() {
const bitrates = this.getBitrateDistribution();
const { max, min, unit, target } = this.getBitrateDistribution();
const options = [];
if (this.config.targetVideoCodec === VideoCodec.VP9) {
@ -831,11 +834,12 @@ export class VAAPIConfig extends BaseHWConfig {
}
// VAAPI doesn't allow setting both quality and max bitrate
if (bitrates.max > 0) {
if (max > 0) {
options.push(
`-b:v ${bitrates.target}${bitrates.unit}`,
`-maxrate ${bitrates.max}${bitrates.unit}`,
`-minrate ${bitrates.min}${bitrates.unit}`,
`-b:v ${target}${unit}`,
`-maxrate ${max}${unit}`,
`-minrate ${min}${unit}`,
`-bufsize ${max * 4}${unit}`,
'-rc_mode 3',
); // variable bitrate
} else if (this.useCQP()) {