Fixes fate-pixelutils on aix.

based on patch by Kieran Kunhya

ticket 7163

based on patch by Kieran Kunhya

based on patch by Kieran Kunhya

avcodec/utils : add YUVA444P12 and YUVA422P12 to pixfmt who need height padding in avcodec_align_dimensions2

Now the kvazaar warpper didn't setting the threads for kvazaar API,
and kavzaar will auto selecte the thread number.
Signed-off-by: Jun Zhao <mypopydev@gmail.com>

Signed-off-by: Marton Balint <cus@passwd.hu>

Previously if only -y was used then nothing happened, if only -x then zero
window height was set which is undefined in SDL and caused a black window.

From now on if only one dimension is set we calculate the other based on
size/aspect of the shown content.
Signed-off-by: Marton Balint <cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>

Fixes #6783.

Fixes #6784.

Fixes: Timeout
Fixes: 10108/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-6222384351674368

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: Michael Niedermayer <michael@niedermayer.cc>

Fixes: Timeout
Fixes: 11332/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2RT_fuzzer-5678456612847616

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: Michael Niedermayer <michael@niedermayer.cc>

Remove invalid operation in the case x and y all equal 0,
this refine made about 2% speedup for H264 decode on loongson platform.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

mipsfpu supported by loongson 3a2000,3a3000,3a4000,2k1000, Fate tests passed.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Fixes #7278.

Assert in function ff_qsv_encode to avoid using uninitialized value:

FF_DISABLE_DEPRECATION_WARNINGS
        avctx->coded_frame->pict_type = pict_type;
FF_ENABLE_DEPRECATION_WARNINGS
Signed-off-by: Linjie Fu <linjie.fu@intel.com>
Signed-off-by: Zhong Li <zhong.li@intel.com>

This option can be used to repect original input I/IDR frame type.
Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: Zhong Li <zhong.li@intel.com>

ICQ/ICQ_LA are enabled with MSDK V1.28
Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: Zhong Li <zhong.li@intel.com>

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>

fixed the error in Intel(R) Xeon(R) Gold 6152 CPU like:
[libaom-av1 @ 0x469f340] Failed to initialize encoder: Invalid parameter
[libaom-av1 @ 0x469f340]   Additional information: g_threads out of range [..MAX_NUM_THREADS]
Signed-off-by: Jun Zhao <mypopydev@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>

Signed-off-by: James Almer <jamrial@gmail.com>

Signed-off-by: James Almer <jamrial@gmail.com>

Signed-off-by: James Almer <jamrial@gmail.com>

It's no longer needed now that the AVFifoBuffer was removed.
Signed-off-by: James Almer <jamrial@gmail.com>

This reverts commit c8c995bc.

This reverts commit 4cd6f08d.

Also adds checks on the number of channels.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Improves "ffmpeg -i" output for raw dvbsub files.

djgpp 2.05 finally provides posix-compatible memalign, but it is broken,
so use malloc instead.

discussion: http://www.delorie.com/archives/browse.cgi?p=djgpp/2017/12/29/16:26:58