Fix a segfault that would occur in decompress-only mode if -alloc was specified without -tile.


git-svn-id: svn://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1156 632fc199-4ca6-4c93-a231-07263d6284db
Since we now have a complete set of YUV functions, TJBench can be greatly simplified.  It now tests YUV encoding/decoding as an intermediate step of JPEG compression/decompression, which eliminates the need for a separate YUV mode.  Several other things have been streamlined in the process.


git-svn-id: svn://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1157 632fc199-4ca6-4c93-a231-07263d6284db
Fix a couple of output formatting issues


git-svn-id: svn://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1158 632fc199-4ca6-4c93-a231-07263d6284db
Execute warmup runs with tjTransform() as well


git-svn-id: svn://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1159 632fc199-4ca6-4c93-a231-07263d6284db