On 13 December 2015 at 19:21, Luca Barbato <lu_z...@gentoo.org> wrote:
> On 13/12/15 19:02, Kieran Kunhya wrote:
>> ---
>> libavcodec/get_bits.h | 11 +++++++++++
>> 1 file changed, 11 insertions(+)
>>
>> diff --git a/libavcodec/get_bits.h b/libavcodec/get_bits.h
>> index 0d3db1f..0a61c80 100644
>> --- a/libavcodec/get_bits.h
>> +++ b/libavcodec/get_bits.h
>> @@ -539,6 +539,17 @@ void ff_free_vlc(VLC *vlc);
>> index = SHOW_UBITS(name, gb, nb_bits) + level; \
>> level = table[index].level; \
>> n = table[index].len; \
>> + if (max_depth > 2 && n < 0) { \
>> + LAST_SKIP_BITS(name, gb, nb_bits); \
>> + if (need_update) { \
>> + UPDATE_CACHE(name, gb); \
>> + } \
>> + nb_bits = -n; \
>> + \
>> + index = SHOW_UBITS(name, gb, nb_bits) + level; \
>> + level = table[index].level; \
>> + n = table[index].len; \
>> + } \
>> } \
>> run = table[index].run; \
>> SKIP_BITS(name, gb, n); \
>>
>
> Where do you need it?
The author of the code tells me it is needed for the large VLCs in Cineform.
Kieran
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