not supported in FFmpeg. This will cause crashes later because the samplerate
is used to initialize the timebase.



git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21741 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21740 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21739 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

fixes issue1729


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21738 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21737 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

SVQ1 chroma has been special-cased aligned to 16-bytes since at least r15466
Other architectures also assume 16-byte alignment here too but set STRIDE_ALIGN
to 16.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21736 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

This fixes building on some broken systems.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21735 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

These are often, contrary to standards, implemented only as macros
or compiler-builtin functions without an actual symbol definition.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21734 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21733 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21732 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21714 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21713 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21705 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21704 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21703 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21702 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21701 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21700 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21699 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21698 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21697 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21696 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21695 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21694 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

start and to avoid initializing codecs with missing headers is set for all streams.
Fixes issue 1723.


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21693 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

by KO Myung-Hung <komh challion net>.



git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21692 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

11cylcles slower MV generation
98cycles faster MC


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21691 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

as 16x16 (except ones changing interlacing relative to the colocated MB).
20 cycles slower during MV generation
175 cycles faster during MC


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21690 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

19 cycles slower MV generation
575 cycles faster MC


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21689 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

pages that continue packets started in prior pages.
Fixes issue1248

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21688 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

Patch by Wolfram Gloger wmglo (chez) dent med uni (minus) muenchen de


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21687 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

This should speed the affected cases (MBAFF temporal direct MBs) up.


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21686 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

7 cpu cycles faster.


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21685 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21684 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

and simplify cases that cannot happen away.
8 cpu cycles faster


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21683 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21682 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21681 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21680 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21679 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

a bit more than 10 cpu cycles faster.


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@21678 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b