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Minimum version of libvips now 7.40.0 #74

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Lovell Fuller 2014-11-17 12:08:05 +00:00
parent e22d093002
commit 177a4f574c
5 changed files with 10 additions and 20 deletions
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8
README.md
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@ -29,7 +29,7 @@ This module is powered by the blazingly fast [libvips](https://github.com/jcupit
### Prerequisites
* Node.js v0.10+
* [libvips](https://github.com/jcupitt/libvips) v7.38.5+ (7.40.12+ recommended)
* [libvips](https://github.com/jcupitt/libvips) v7.40.0+ (7.42.0+ recommended)
To install the most suitable version of libvips on the following Operating Systems:
@ -214,12 +214,12 @@ sharp(inputBuffer)
Constructor to which further methods are chained. `input`, if present, can be one of:
* Buffer containing JPEG, PNG, WebP or TIFF (libvips 7.40.0+) image data, or
* Buffer containing JPEG, PNG, WebP or TIFF image data, or
* String containing the filename of an image, with most major formats supported.
The object returned implements the [stream.Duplex](http://nodejs.org/api/stream.html#stream_class_stream_duplex) class.
JPEG, PNG, WebP or TIFF (libvips 7.40.0+) format image data can be streamed into the object when `input` is not provided.
JPEG, PNG, WebP or TIFF format image data can be streamed into the object when `input` is not provided.
JPEG, PNG or WebP format image data can be streamed out from this object.
@ -232,7 +232,7 @@ Fast access to image metadata without decoding any compressed image data.
* `format`: Name of decoder to be used to decompress image data e.g. `jpeg`, `png`, `webp` (for file-based input additionally `tiff` and `magick`)
* `width`: Number of pixels wide
* `height`: Number of pixels high
* `space`: Name of colour space interpretation e.g. `srgb`, `rgb`, `scrgb`, `cmyk`, `lab`, `xyz`, `b-w` [...](https://github.com/jcupitt/libvips/blob/master/libvips/iofuncs/enumtypes.c#L502)
* `space`: Name of colour space interpretation e.g. `srgb`, `rgb`, `scrgb`, `cmyk`, `lab`, `xyz`, `b-w` [...](https://github.com/jcupitt/libvips/blob/master/libvips/iofuncs/enumtypes.c#L522)
* `channels`: Number of bands e.g. `3` for sRGB, `4` for CMYK
* `hasAlpha`: Boolean indicating the presence of an alpha transparency channel
* `orientation`: Number value of the EXIF Orientation header, if present

8
index.js
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@ -71,11 +71,9 @@ var Sharp = function(input) {
(input[0] === 0x89 && input[1] === 0x50) ||
// WebP
(input[0] === 0x52 && input[1] === 0x49) ||
// TIFF - requires libvips 7.40.0+
(semver.gte(libvipsVersion, '7.40.0') && (
(input[0] === 0x4D && input[1] === 0x4D && input[2] === 0x00 && (input[3] === 0x2A || input[3] === 0x2B)) ||
(input[0] === 0x49 && input[1] === 0x49 && (input[2] === 0x2A || input[2] === 0x2B) && input[3] === 0x00)
))
// TIFF
(input[0] === 0x4D && input[1] === 0x4D && input[2] === 0x00 && (input[3] === 0x2A || input[3] === 0x2B)) ||
(input[0] === 0x49 && input[1] === 0x49 && (input[2] === 0x2A || input[2] === 0x2B) && input[3] === 0x00)
) {
this.options.bufferIn = input;
} else {

4
package.json
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@ -13,7 +13,7 @@
"Brandon Aaron <hello.brandon@aaron.sh>",
"Andreas Lind <andreas@one.com>"
],
"description": "High performance Node.js module to resize JPEG, PNG and WebP images using the libvips library",
"description": "High performance Node.js module to resize JPEG, PNG, WebP and TIFF images using the libvips library",
"scripts": {
"test": "node ./node_modules/istanbul/lib/cli.js cover ./node_modules/mocha/bin/_mocha -- --slow=5000 --timeout=10000 ./test/unit/*.js"
},
@ -36,8 +36,6 @@
"embed",
"libvips",
"vips",
"fast",
"buffer",
"stream"
],
"dependencies": {

4
preinstall.sh
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@ -5,13 +5,13 @@
# * Mac OS
# * Debian Linux
# * Debian 7, 8
# * Ubuntu 12.04, 14.04, 14.10
# * Ubuntu 12.04, 14.04, 14.10, 15.04
# * Mint 13, 17
# * Red Hat Linux
# * RHEL/Centos/Scientific 6, 7
# * Fedora 21, 22
vips_version_minimum=7.38.5
vips_version_minimum=7.40.0
vips_version_latest_major=7.40
vips_version_latest_minor=11

6
src/common.cc
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@ -34,7 +34,6 @@ namespace sharp {
unsigned char const MARKER_PNG[] = {0x89, 0x50};
unsigned char const MARKER_WEBP[] = {0x52, 0x49};
#if (VIPS_MAJOR_VERSION >= 7 && VIPS_MINOR_VERSION >= 40)
static bool buffer_is_tiff(char *buffer, size_t len) {
return (
len >= 4 && (
@ -43,7 +42,6 @@ namespace sharp {
)
);
}
#endif
/*
Determine image format of a buffer.
@ -57,10 +55,8 @@ namespace sharp {
imageType = ImageType::PNG;
} else if (memcmp(MARKER_WEBP, buffer, 2) == 0) {
imageType = ImageType::WEBP;
#if (VIPS_MAJOR_VERSION >= 7 && VIPS_MINOR_VERSION >= 40)
} else if (buffer_is_tiff(static_cast<char*>(buffer), length)) {
imageType = ImageType::TIFF;
#endif
}
}
return imageType;
@ -77,10 +73,8 @@ namespace sharp {
vips_pngload_buffer(buffer, length, &image, "access", access, NULL);
} else if (imageType == ImageType::WEBP) {
vips_webpload_buffer(buffer, length, &image, "access", access, NULL);
#if (VIPS_MAJOR_VERSION >= 7 && VIPS_MINOR_VERSION >= 40)
} else if (imageType == ImageType::TIFF) {
vips_tiffload_buffer(buffer, length, &image, "access", access, NULL);
#endif
}
return image;
}