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

Signed-off-by: Janne Grunau <janne-libav@jannau.net>

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

Using the internal DXTC routines brings support for non multiple of 4
textures. A new test is added to cover this feature. Hashes differ
since the decoding algorithm is different, though no visual changes
have been spotted.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

This module implements generic texture decompression from different
families (DXTC, RGTC, BCn) and texture compression DXTC 1, 3, and 5.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

The default value for unset is -1, not 0.

Problem introduced in 66028b7b

Bump the minimum libvpx version to 1.3.0 and rework the configure logic
to fail only if no decoders and encoders are found.

Based on the original patch from Vittorio.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Otherwise trailing zeroes would appear.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

14496-3 suggests packing main_data of MP3 that is usually scattered
into multiple frames due to bit reservoir.

However, after packing main_data into a access unit, bitrate index
in the MPEG audio frame header doesn't match with actual frame size.

In order to accept this, this patch removes unnecessary frame size
checking on mp3 decoder.

Also, mov demuxer was changed to use MP3 parser only on special cases
(QT MOV with specific sample description) to avoid re-packetizing.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

WebPMemoryWriterClear() must be used instead of free() when
libwebp ABI version is > 0x0203.
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

Also use the frame pixel format instead of the one from the codec
context, which is more robust.
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

The AVCodecContext width, height, coded_width, coded_height and format
are used mainly as decoding hints and they get internally overwritten
during the data parsing stage.

Do not assume they match the last AVFrame provided by
avcodec_decode_video2 and assimilated functions since multi-threading
and other frame reordering might make those values to refer to frames
that will be outputted in the future.

CC: libav-stable@libav.org

GNUTLS_SHUT_RDWR means GnuTLS will keep waiting for the server's
termination reply. But since we don't shutdown the TCP connection at
this point yet, GnuTLS will just keep skipping actual data from the
server, which basically is perceived as hang.

Use GNUTLS_SHUT_WR instead, which doesn't have this problem.
Signed-off-by: Martin Storsjö <martin@martin.st>

Fixes clang warning "absolute value function 'fabsf' given an argument
of type 'double' but has parameter of type 'float' which may cause
truncation of value [-Wabsolute-value]".

Fixes clang warning "floating point absolute value function 'fabsf'
when argument is of integer type [-Wabsolute-value]".

Reported-By: infer

Reported-By: infer

Reported-By: infer

CC: libav-stable@libav.org
Sample-Id: test_bref.mp4
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

Untangle eamad from the mpeg12.h header and speed up rebuilding.

Having this macro in an header only facilitates the use of such header.
The code increase is minimal and files have one less dependency
on mpegvideo.h.

Mark it as static.

It is only used in one place, and it is small enough that it might be
called directly.