[FFmpeg-devel] [PATCH] avfilter: add EIA-608 line extractor

[Marton Balint]

On Mon, 23 Jan 2017, Paul B Mahol wrote:

> On 1/17/17, Paul B Mahol <onemda at gmail.com> wrote:
>> Signed-off-by: Dave Rice <dave at dericed.com>
>> Signed-off-by: Paul B Mahol <onemda at gmail.com>
>> ---
>>  doc/filters.texi            |  70 ++++++++++++
>>  libavfilter/Makefile        |   1 +
>>  libavfilter/allfilters.c    |   1 +
>>  libavfilter/vf_readeia608.c | 268
>> ++++++++++++++++++++++++++++++++++++++++++++
>>  4 files changed, 340 insertions(+)
>>  create mode 100644 libavfilter/vf_readeia608.c
>>
>
> Gonna push this soon.

You may consider using the bit slicer only from libzvbi, I have used it 
for teletext in libavdevice/decklink_dec.cpp, in the 
teletext_data_unit_from_vbi_data function.

I have copied the initialization variables from the zvbi source 
raw_decoder.c, maybe you can do the same with CC.

Regards,
Marton