avcodec/nellymoserenc: fix sign error

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
lavc/flashsv2enc: Fix encoding resolution error message.
avfilter/vf_interlace: more accurate pts calculation

Signed-off-by: Aleksey Vasenev <margtu-fivt@ya.ru>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avfilter/vf_tinterlace: fix frame rate

Signed-off-by: Aleksey Vasenev <margtu-fivt@ya.ru>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
fate: add xBR filter tests
avfilter/vf_lut: gammaval709()

See http://www.itu.int/rec/R-REC-BT.709
Item 1.2, overall opto-electronic transfer characteristics at source

Signed-off-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: rename decode_frame to decode_frame_png

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: create a function to decode IHDR chunk.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: create a function to decode pHYs chunk.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: create a function to decode IDAT chunk.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: create a function to decode PLTE chunk.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: create a function to decode tRNS chunk.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: fix some indentation/whitespaces

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: use else if instead of if for small bpp handling.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: create a function to handle small (<=4) bits per pixel values.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/pngdec: split frame decoding in its own function.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
tests/Makefile: Fix path for creation of ffprobe-test.nut.
Support raw dvdsub palette as stored on normal dvd's

This is how the palette is stored on dvd's. Currently
only xbmc passes the palette information to libavcodec
this way.
Check return value of avio_seek and avoid modifying state if it fails

The code still modifies state if the timestamp is not found. Not
sure exactly how to avoid that.
asf hacks