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>
Merge commit 'a05f5052fef3b3743fab7846da12861d8a8098ec'

* commit 'a05f5052fef3b3743fab7846da12861d8a8098ec':
  sdp: Make opus declaration conform to the spec

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'e3a00acde05c925617dc19b5373969d864bf8414'

* commit 'e3a00acde05c925617dc19b5373969d864bf8414':
  hevc: Initialize mergecand_list to 0

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '2cd7c99498b1bcb450c328459cf85a686ce83456'

* commit '2cd7c99498b1bcb450c328459cf85a686ce83456':
  h264: reset ret to avoid propagating minor failures

See: 47048aa30b5c35fc8b030e819b9769b6bca03c08
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '19133e96d30e3f80dbae236ef081aedef419a6bf'

* commit '19133e96d30e3f80dbae236ef081aedef419a6bf':
  lavf: fix memleaks in avformat_find_stream_info()

Conflicts:
	libavformat/utils.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/mpegvideo_enc: Allocate only a small buffer and reallocate as needed

This should reduce the memory requirement

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>