Displaying 2 results from an estimated 2 matches for "matroskaenc".
2015 Jun 19
2
Muxing vorbis in WebM
...s contains a *single*
vorbis block, right?)
- store just the data from that packet (no header) in ffmpeg's own
AVPacket struct
- eventually this AVPacket data will be inserted as the contents of a
WebM (Matroska) block:
https://github.com/FFmpeg/FFmpeg/blob/master/libavformat/matroskaenc.c#L1584
Starting with question 1, some important context comes from this excerpt of
the vorbis spec:
*Data is not returned from the first frame; it must be used to ?prime? the
decode engine. The encoder accounts for this priming when calculating PCM
offsets; after the first frame, the proper PCM...
2015 Jun 24
0
Muxing vorbis in WebM
...is block, right?)
> - store just the data from that packet (no header) in ffmpeg's own
> AVPacket struct
> - eventually this AVPacket data will be inserted as the contents of a
> WebM (Matroska) block:
>
> https://github.com/FFmpeg/FFmpeg/blob/master/libavformat/matroskaenc.c#L1584
>
> Starting with question 1, some important context comes from this excerpt
> of the vorbis spec:
>
>
> *Data is not returned from the first frame; it must be used to ?prime? the
> decode engine. The encoder accounts for this priming when calculating PCM
> offsets;...