arcodange/mediabunny
1
0
Fork 0
mirror of https://github.com/arcodange-org/mediabunny.git synced 2026-10-02 13:23:51 +02:00
Code Issues Packages Projects Releases Wiki Activity

Support QuickTime nclc color information (#397)

Browse Source 
* Support QuickTime nclc color information

* Tighten QuickTime nclc color test fixture

* Make QuickTime muxer write nclc color box

---------

Co-authored-by: Vanilagy <[email protected]>
This commit is contained in:
Noah
2026-06-02 09:48:06 +00:00
committed by GitHub
co-authored by Vanilagy
parent 05f8ecd908
commit c0d93f45a5
4 changed files with 120 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/isobmff/isobmff-boxes.ts
+4 -2
View File
@@ -741,11 +741,13 @@ export const pasp = (trackData: IsobmffVideoTrackData) => {
/** Colour Information Box: Specifies the color space of the video. */
export const colr = (trackData: IsobmffVideoTrackData) => box('colr', [
ascii('nclx'), // Colour type
ascii(trackData.muxer.isQuickTime ? 'nclc' : 'nclx'), // Colour type
u16(COLOR_PRIMARIES_MAP[trackData.info.decoderConfig.colorSpace!.primaries!]), // Colour primaries
u16(TRANSFER_CHARACTERISTICS_MAP[trackData.info.decoderConfig.colorSpace!.transfer!]), // Transfer characteristics
u16(MATRIX_COEFFICIENTS_MAP[trackData.info.decoderConfig.colorSpace!.matrix!]), // Matrix coefficients
u8((trackData.info.decoderConfig.colorSpace!.fullRange ? 1 : 0) << 7), // Full range flag
trackData.muxer.isQuickTime
? [] // Doesn't have it
: u8((trackData.info.decoderConfig.colorSpace!.fullRange ? 1 : 0) << 7), // Full range flag
]);
/** AVC Configuration Box: Provides additional information to the decoder. */