the seek operation is not defined in the ByteIOContext.

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the case where the seek operation is not defined in the protocol
handler.

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Patch by Michael Kaufmann, hallo michael-kaufmann ch 


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Fixes issue1834

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2-4% faster overall decode

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container and codec frame rate.


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This fixes roundup issue 1270.


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.5% slower to fix some crashes on invalid streams

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FF_NETERROR is implicitly an AVERROR.

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This patch also changes FF_NETERROR() to be an AVERROR(), i.e. it is always
negative, whereas it was previously positive.



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codec, so there's no reason to (invalidly) limit it to only Theora.

Also fixes issue 1880 (assert triggers on -DDEBUG + Vorbis).



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Previously ffprobe was wrongly outputting the sample aspect ratio as
display aspect ratio.

Patch by Robert Krüger $(echo k-r-u-e-g-e-r@s-i-g-n-a-l-7.d-e | sed s/-//g).

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failed reallocation, rather than just -1.

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The function is only used within that file, so it makes sense to place
it ther. This fixes many warnings of the type:
h264.h:1170: warning: ‘fill_filter_caches’ defined but not used


git-svn-id: file:///var/local/repositories/ffmpeg/trunk@22876 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

patch by Howard Chu, hyc highlandsun com 


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8% faster overall on Cortex-A8.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@22871 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

Patch by Jean-Daniel Dupas devlists shadowlab org


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This fixes MR2_MW_A/MR2_TANDBERG_E on Intel Ironlake and NVIDIA HW.


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BGR565, RGB565) to make them specify the tags for the LE variants
rather than for the native endian ones.

Fix NUT compatibility.

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