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Make VP9 and AV1 codec strings much more detailed

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This commit is contained in:
David Payr
2024-12-30 00:08:23 +01:00
parent d579556471
commit 94b43bf8da
4 changed files with 114 additions and 33 deletions
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src/isobmff/isobmff-boxes.ts
+18 -11
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@@ -601,18 +601,25 @@ export const vpcC = (trackData: IsobmffVideoTrackData) => {
const level = Number(parts[2]);
const bitDepth = Number(parts[3]);
const chromaSubsampling = 0;
const thirdByte = (bitDepth << 4) + (chromaSubsampling << 1) + Number(decoderConfig.colorSpace.fullRange);
const chromaSubsampling = parts[4] ? Number(parts[4]) : 1; // 4:2:0 colocated with luma (0,0)
const videoFullRangeFlag = parts[8] ? Number(parts[8]) : Number(decoderConfig.colorSpace.fullRange);
const thirdByte = (bitDepth << 4) + (chromaSubsampling << 1) + videoFullRangeFlag;
const colourPrimaries = decoderConfig.colorSpace.primaries
? COLOR_PRIMARIES_MAP[decoderConfig.colorSpace.primaries]
: 2; // Default to undetermined
const transferCharacteristics = decoderConfig.colorSpace.transfer
? TRANSFER_CHARACTERISTICS_MAP[decoderConfig.colorSpace.transfer]
: 2;
const matrixCoefficients = decoderConfig.colorSpace.matrix
? MATRIX_COEFFICIENTS_MAP[decoderConfig.colorSpace.matrix]
: 2;
const colourPrimaries = parts[5]
? Number(parts[5])
: decoderConfig.colorSpace.primaries
? COLOR_PRIMARIES_MAP[decoderConfig.colorSpace.primaries]
: 2; // Default to undetermined
const transferCharacteristics = parts[6]
? Number(parts[6])
: decoderConfig.colorSpace.transfer
? TRANSFER_CHARACTERISTICS_MAP[decoderConfig.colorSpace.transfer]
: 2;
const matrixCoefficients = parts[7]
? Number(parts[7])
: decoderConfig.colorSpace.matrix
? MATRIX_COEFFICIENTS_MAP[decoderConfig.colorSpace.matrix]
: 2;
return fullBox('vpcC', 1, 0, [
u8(profile), // Profile