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>
Merge commit 'b39ebcddd47daf37659796aaa7d068668086507a'

* commit 'b39ebcddd47daf37659796aaa7d068668086507a':
  fate: Add VC-1 interlaced twomv test

Note, this test is not free of artifacts on both sides of the merge

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '4c2fd4b262347273afe97865ba451a1abde43ae6'

* commit '4c2fd4b262347273afe97865ba451a1abde43ae6':
  ac3enc: allow Dolby Pro Logic II as a preferred downmix mode.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'cc4992aaf3dbb0af88d9727983d75636baf1f8cc'

* commit 'cc4992aaf3dbb0af88d9727983d75636baf1f8cc':
  ac3enc: allow Dolby Pro Logic IIz as the Dolby Surround EX mode.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '7703995a2e8760e66ff35148bf029e0f9e30dbe6'

* commit '7703995a2e8760e66ff35148bf029e0f9e30dbe6':
  flac: Remove unused headers

Conflicts:
	libavcodec/flacdec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
libavfilter/af_join: avoid derreferencing possible null

ff_all_channel_layouts() might return null on alloc failure.

Fixes CID1241518

Signed-off-by: Reynaldo H. Verdejo Pinochet <reynaldo@osg.samsung.com>
libavfilter/af_channelmap: avoid derreferencing possible null

ff_all_channel_layouts() might return null on alloc failure.

Fixes CID1241517

Signed-off-by: Reynaldo H. Verdejo Pinochet <reynaldo@osg.samsung.com>
libavfilter/af_amix: avoid derreferencing possible null

ff_all_channel_layouts() might return null on alloc failure.

Fixes CID1241516

Signed-off-by: Reynaldo H. Verdejo Pinochet <reynaldo@osg.samsung.com>
Merge commit 'd995f0a1550c9148140eab34c7d770e90925c004'

* commit 'd995f0a1550c9148140eab34c7d770e90925c004':
  log: Unbreak no-tty support on 256color terminals

Conflicts:
	libavutil/log.c

No change, FFmpeg is not affected by this bug

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '883e98bc25755327565d8ae0f565a6c886f24816'

* commit '883e98bc25755327565d8ae0f565a6c886f24816':
  probe: Bump the score for mime type matching

Conflicts:
	libavformat/format.c

See: bcac0f401001e6ebb0ae2718cc42d30b2009de4b
Merged-by: Michael Niedermayer <michaelni@gmx.at>
x86/fmtconvert: add ff_int32_to_float_fmul_array8_{sse,sse2}

About two times faster than the c wrapper.

Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
Merge commit '6cfbe1de5ac6c57c41459626f7ac32841d63ace8'

* commit '6cfbe1de5ac6c57c41459626f7ac32841d63ace8':
  avconv: Use only audio and video to guess discontinuities

Conflicts:
	ffmpeg.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '9d2cee52d37c7340f85a5d41110282aac03e6855'

* commit '9d2cee52d37c7340f85a5d41110282aac03e6855':
  configure: Assume a standard-compliant default libc

See: 170e2fd7c39c430b334ea80a1e4dfb10c6fd1e95
Note, the change is not merged to avoid breaking netbsd and others.
once the netbsd (and any other breakages are dealt with the
else based solution could be used and 170e2fd7c39c430b334ea80a1e4dfb10c6fd1e95
could then be reverted)

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '1c80c9d7ef809180042257200c7b5f6b81d0b0e2'

* commit '1c80c9d7ef809180042257200c7b5f6b81d0b0e2':
  hwaccel: Call ->get_format again if hwaccel init fails

Conflicts:
	libavcodec/utils.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'ce42316321145c435029dc288c2b5f1d48519dde'

* commit 'ce42316321145c435029dc288c2b5f1d48519dde':
  h264: Always invoke the get_format() callback

Conflicts:
	libavcodec/h264_slice.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '4e03b2097ca59843ed65424a572b7acd5345f088'

* commit '4e03b2097ca59843ed65424a572b7acd5345f088':
  mpeg12: Always invoke the get_format() callback

Conflicts:
	libavcodec/mpeg12dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
ffplay: Separate AVFrame from AVSubtitle

This is more robust and should avoid false positives in coverity
That is if the type is ever mixed up, after this patch that would
just be a null pointer dereference instead of a random possibly
out of array access

Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avfilter/signalstats: add more pixel formats

Signed-off-by: Paul B Mahol <onemda@gmail.com>