vc1: Use logical instead of bitwise or for coded_inter

This appears to be the intended behavior.
vc1: Use logical instead of bitwise or for twomv

CC: libav-stable@libav.org
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Tim Walker <tdskywalker@gmail.com>
fate: Add VC-1 interlaced twomv test

CC: libav-stable@libav.org
ac3enc: allow Dolby Pro Logic II as a preferred downmix mode.

Some encoders already use this value even
though it's reserved in the A/52 specification.
ac3enc: allow Dolby Pro Logic IIz as the Dolby Surround EX mode.

This is actually defined in the A/52 specification.
flac: Remove unused headers

Signed-off-by: Diego Biurrun <diego@biurrun.de>
log: Unbreak no-tty support on 256color terminals
probe: Bump the score for mime type matching

It should be more trustworthy than extension matching.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
avconv: Use only audio and video to guess discontinuities

Data and subtitle streams might cause false positive.
configure: Assume a standard-compliant default libc

Non-standard compliant libc should be supported on a per-case basis
anyway.
hwaccel: Call ->get_format again if hwaccel init fails

This allows the application to fall back on another hwaccel or,
more likely, software decoding.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
h264: Always invoke the get_format() callback

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
mpeg12: Always invoke the get_format() callback

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
configure: Provide a safe default for unknonw libcs

Support musl out of box.

Amend commit 9d2cee52d37c7340f85a5d41110282aac03e6855 that got
wrongly merged in its stead.
sdp: Make opus declaration conform to the spec

Signed-off-by: Martin Storsjö <martin@martin.st>
hevc: Initialize mergecand_list to 0

Unbreak cf6090dc6252f2b276aa4133e3d73a89f4c6046c.

CC: libav-stable@libav.org
Sample-Id: hevc-conformance-LTRPSPS_A_Qualcomm_1
h264: reset ret to avoid propagating minor failures

Unbreak 772d150a6e82542c06b0c251e73dd299d98d1027.

CC: libav-stable@libav.org
Bug-Id: 750 / 905753
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
lavf: fix memleaks in avformat_find_stream_info()

When AVFMT_FLAG_NOBUFFER is set, the packets are not added to the
AVFormatContext packet list, so they need to be freed when they are
no longer needed.

Signed-off-by: Anton Khirnov <anton@khirnov.net>
avcodec: make sure color_range is properly initialized
doc: expand description for some color properties