Jérôme Martinez

Results 61 issues of Jérôme Martinez

Just some administrative stuff: even if [we don't move](https://github.com/FFmpeg/FFV1/issues/161) to [IETF CELLAR working group](https://github.com/ietf-wg-cellar), it may make more sense to mimic the names of the repositories, i.e. `ffv1-specification` for being...

This pull request expands FFV1 to provide lossless compression to additional pixel formats by adding floating-point values support, and permits the lossless encoding and decoding of the following FFmpeg currently...

Work in progress, I would like to be sure there is an agreement about the path to use before adapting more things (quant_table_set_index_count...) Since this is a new `colorspace_type` value,...

As we can add content at the end of `Parameters()` in version 3, we don't need to wait for version 4 for adding metadata not impacting the frame bitstream. I...

WebVTT and DivXTrickTrack are listed in the Matroska core doc. IMO an element should not be specific to a format, so the core doc should not contain such names, but...

enhancement
formatting
clarifications
spec_main

Based on: - no rec date/time - synthetic gray video - silence (between -7 and 7)

As `BlockAddIDValue` of 4 may be interpreted as ITU T.35 without checking `BlockAddIDType` (reason we mandate `BlockAddIDValue` when `BlockAddIDType` is 4, right?), I suggest to recommend to avoid `BlockAddIDValue` of...

spec_codecs

Checking both [RFC 5484](https://www.rfc-editor.org/rfc/rfc5484.html) and a copy of it in the Matroska doc on one side and SMPTE ST 12-1 on another side, I see that MKV and RFC 5484...

clarifications
spec_codecs

I try to understand the example in https://github.com/ietf-wg-cellar/matroska-specification/blob/master/block_additional_mappings/smpte-st12-1-timecode.md. I have split the example and manually decoded it, here is my outcome (lower case for units, upper case for tens, B...

clarifications
spec_codecs

Several container formats, e.g. MXF or QuickTime, don't have SMPTE ST 12 Timecode values per frame, they have a start time code and a frame rate, then other time codes...

format addition
spec_codecs
matroska-v5