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Introduce the `font` option and make it optional to pass a fontfile.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

This adds a new "replaygain_noclip" option to the filter, and, if enabled,
limits the gain applied for tracks where clipping would occur.
Signed-off-by: Anton Khirnov <anton@khirnov.net>

Ported asettb (including the sr option for audio sample rate) from FFmpeg,
and copied/modified the existing settb documentation for asettb.
Signed-off-by: Katerina Barone-Adesi <katerinab+libav@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>

Dead code elimination is enough to avoid undefined references in these cases.

This adds a new "replaygain_preamp" option to the filter, and simply adds its
value to the replaygain gain value.
Signed-off-by: Anton Khirnov <anton@khirnov.net>

An audio version of settb (asettb) will be added to this file.
Signed-off-by: Diego Biurrun <diego@biurrun.de>

get_channel() returns 0 on success

CC:libav-stable@libav.org

They are TYPE_INT AVOptions, so they must be ints

Arch specific calls should have an emms_c following to keep the cpu
state consistent.

Reported-By: wm4
CC: libav-stable@libav.org

Error introduced in 61b323ce.

strtok_r is not needed any more, so remove it from configure.

Signed-off-by: Anton Khirnov <anton@khirnov.net>

This fixes two related Doxygen warnings.  Also document one parameter.

Signed-off-by: Anton Khirnov <anton@khirnov.net>

All copyright holders have agreed to the relicensing.

It should be forward compatible with newer freetype.

This is a more sensible place for these macros.