added start_number parameter to drawtext to permit an offset to n/frame_num var
avutil/frame: Try to align width to achive linesize[0] alignment

This results in more alignment for pixel formats that have "odd" pixel
sizes like RGB24. It makes access through SIMD easier

Works around Issue described in Ticket1031

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Add maintainer for WebVTT demuxer and muxer

Matthew J Heaney is added to the list of ffmpeg maintainers, for the
WebVTT demuxer and muxer.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
doc/decoders: Document libcelt

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
ff_gen_search: make step 64it to prevent hypothetical integer overflow

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
ff_gen_search: fix limit

The limit value could become slightly wrong in the last iteration

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
ff_gen_search: fix infinite loop

Fixes Ticket2639

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
add the start_number offset to var_values[VAR_N] directly, instead of adding it in func_frame_num
Merge branch 'frame_num_offset' of https://github.com/mjmvisser/FFmpeg

Merged-by: Michael Niedermayer <michaelni@gmx.at>
doc/encoders: Add libopencore-amrnb doc

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>