Signed-off-by: Anton Khirnov <anton@khirnov.net>

In the case that (frame_flags & 0x03) == 3, hybrid_maxclip
may have had a signed integer overflow.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>

It doesn't make much sense to clip pre-shift,
nor is it correct for proper decoding.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>

The keyframe after a POC reset may not be the first to be returned to
the user. Therefore, don't reset the expected next POC once we return
a keyframe to the user, but once we know that the next frame in the
return-queue is a keyframe.

These pointers are already of the correct type.
Signed-off-by: Mans Rullgard <mans@mansr.com>

Signed-off-by: Mans Rullgard <mans@mansr.com>

Signed-off-by: Martin Storsjö <martin@martin.st>

The encoder clearly needs width * height * 4 bytes.
Signed-off-by: Mans Rullgard <mans@mansr.com>

This file does not use anything from put_bits.h but needs
intreadwrite.h.
Signed-off-by: Mans Rullgard <mans@mansr.com>

Fixes checksum on big endian systems.

Signed-off-by: Martin Storsjö <martin@martin.st>

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

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Diego Biurrun <diego@biurrun.de>

External symbol references need prefixes on some systems.
This should fix build errors on Darwin.
Signed-off-by: Mans Rullgard <mans@mansr.com>

Audio header information might get scrambled and would not parse,
yet wsqva_read_packet would try to parse audio packets causing
segfaults such as floating point exception.

Fixes bugzilla #141.
Signed-off-by: Martin Storsjö <martin@martin.st>

The mode is set in libgsm_decode_init, but the decoder
object is simply destroyed and recreated in the flush
function - therefore the mode has to be set again.

This fixes playback using the libgsm_ms decoder in avplay.
Signed-off-by: Martin Storsjö <martin@martin.st>

This fixes regressions in decoding using the libgsm_ms decoder,
broken since 0eea2129.
Signed-off-by: Martin Storsjö <martin@martin.st>

Old gcc versions have trouble compiling this function, and
no simple, targeted test is possible.
Signed-off-by: Mans Rullgard <mans@mansr.com>

This avoids a segfault if the probe function wasn't able to
determine the format.

The bug was found by Panagiotis H.M. Issaris.
Signed-off-by: Martin Storsjö <martin@martin.st>

Signed-off-by: Martin Storsjö <martin@martin.st>

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Signed-off-by: Mans Rullgard <mans@mansr.com>

This splits the loop filter functions into smaller, more SIMD-friendly
functions.
Signed-off-by: Mans Rullgard <mans@mansr.com>