This allows reporting missing features and requesting samples from
all libraries in a standard way; with a simplified API.

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

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

The tool nowadays supports more than one track per file,
this makes reading the code slightly less confusing.
Signed-off-by: Martin Storsjö <martin@martin.st>

CC:libav-stable@libav.org
Signed-off-by: Anton Khirnov <anton@khirnov.net>

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

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

Solve an infiniloop.

CC: libav-stable@libav.org

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

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

AVCodecContext release_buffer() shall be NULL for audio codecs using
get_buffer. The backward compatibility code hence have to check before
calling it.

Fixes memleaks when frame mt is used and the decoder is not flushed at
the end.

CC:libav-stable@libav.org

CC:libav-stable@libav.org

The svq3 decoder does not call ff_h264_frame_start() anymore.

The h264 decoder does not use mpegvideo anymore. The svq3 decoder only
uses ff_draw_horiz_band().

The mingw win32 atomics appear to be faulty, so they should not be used
if the gcc ones are available.
Signed-off-by: Martin Storsjö <martin@martin.st>