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Diffstat (limited to 'tiff/cmake/WebPCodec.cmake')
| -rw-r--r-- | tiff/cmake/WebPCodec.cmake | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tiff/cmake/WebPCodec.cmake b/tiff/cmake/WebPCodec.cmake new file mode 100644 index 00000000..1d676a78 --- /dev/null +++ b/tiff/cmake/WebPCodec.cmake @@ -0,0 +1,35 @@ +# Checks for WebP codec support +# +# Copyright © 2015 Open Microscopy Environment / University of Dundee +# Copyright © 2021 Roger Leigh <rleigh@codelibre.net> +# Written by Roger Leigh <rleigh@codelibre.net> +# +# Permission to use, copy, modify, distribute, and sell this software and +# its documentation for any purpose is hereby granted without fee, provided +# that (i) the above copyright notices and this permission notice appear in +# all copies of the software and related documentation, and (ii) the names of +# Sam Leffler and Silicon Graphics may not be used in any advertising or +# publicity relating to the software without the specific, prior written +# permission of Sam Leffler and Silicon Graphics. +# +# THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, +# EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY +# WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. +# +# IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR +# ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, +# OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +# WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF +# LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE +# OF THIS SOFTWARE. + +# libwebp +set(WEBP_SUPPORT FALSE) + +find_package(WebP) + +option(webp "use libwebp (required for WEBP compression)" ${WebP_FOUND}) + +if (webp AND WebP_FOUND) + set(WEBP_SUPPORT TRUE) +endif() |