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------------------------------
What's new in libsixel-1.5 ?
------------------------------
* img2sixel: Add -k(--insecure) option.
* img2sixel: Add -B(--bgcolor) option.
* core: Introduce new API for dither object, sixel_dither_set_transparent().
* core: Respect transparency of paletted images(GIF/PNG).
* core: Introduce API set for generic image maniplation:
sixel_frame_get_pixels()
sixel_frame_ref()
sixel_frame_unref()
sixel_frame_init()
sixel_frame_get_pixels()
sixel_frame_get_palette()
sixel_frame_get_width()
sixel_frame_get_height()
sixel_frame_get_ncolors()
sixel_frame_get_pixelformat()
sixel_frame_get_transparent()
sixel_frame_get_multiframe()
sixel_frame_get_delay()
sixel_frame_get_frame_no()
sixel_frame_get_loop_no()
sixel_frame_strip_alpha()
sixel_frame_resize()
sixel_frame_clip()
* core: Introduce API set for load/write well-known image formats:
sixel_helper_load_image_file()
sixel_helper_write_image_file()
* core: Add more high level APIs (File-to-File conversion API):
sixel_encoder_create()
sixel_encoder_ref()
sixel_encoder_unref()
sixel_encoder_set_cancel_flag()
sixel_encoder_setopt()
sixel_encoder_encode()
sixel_decoder_create()
sixel_decoder_ref()
sixel_decoder_unref()
sixel_decoder_setopt()
sixel_decoder_decode()
* core: Introduce new APIs for semantic error handling:
sixel_helper_set_additional_message()
sixel_helper_get_additional_message()
sixel_helper_format_error()
* core: Introduce custom allocator APIs:
sixel_allocator_new()
sixel_allocator_ref()
sixel_allocator_unref()
sixel_allocator_malloc()
sixel_allocator_calloc()
sixel_allocator_realloc()
sixel_allocator_free()
* core: Add new constructor methods that returns SIXELSTATUS for semantic error handling:
sixel_output_new()
sixel_dither_new()
sixel_frame_new()
sixel_encoder_new()
sixel_decoder_new()
sixel_allocator_new()
sixel_output_new()
sixel_dither_new()
sixel_frame_new()
sixel_encoder_new()
sixel_decoder_new()
* core: Improve processing quality of loading paletted PNG images.
* core: Improve processing quality and performance of loading GIF images.
* core: Update stb_image.h to version 2.06
* core: Update stb_image_write.h to version 0.94
* Add Python interface
* Add Perl interface (alpha)
* Add PHP interface (alpha)
* Add Ruby interface (alpha)
* Add new build helper program: libsixel-config
* A lot of bug fixes and minor improvements.
Thanks to @msmhrt, @ttdoda, and @msmhrt.
------------------------------
What's new in libsixel-1.4 ?
------------------------------
* core: SIXEL encoder supports various pixel formats(thanks to @uobikiemukot).
* core: Supports high-color(15bpp output) mode(thanks to @arakiken).
* core: More high compressed output mode is introduced(thanks to @arakiken).
* core: Fix typoed API(thanks to @waywardmonkeys).
* core: Fix a minor performance bug(thanks to @arakiken).
* img2sixel: New option -D(--pipe-mode) is introduced.
With this option, img2sixel continuously read source images from
stdin.
* img2sixel: Introduce -I(--high-color) option, high-color(15bpp) output mode
is added(thanks to @arakiken).
* img2sixel: New option -E(--encode-policy) is added. high-compressed
mode(-E size) is introduced(thanks to @arakiken).
* img2sixel: New option -b(--builtin-palette) is added. built-in support of
VT-340 palette is added(thanks to @vrtsds).
* img2sixel: Performance inprovement for loading 8bit indexed PNG.
* tests: 'make test' achieves 90% coverage.
* A lot of bug fixes and minor improvements.
Thanks to @obache, @ttdoda, @vrtsds, and @msmhrt.
------------------------------
What's new in libsixel-1.3 ?
------------------------------
* Now libcurl is automatically linked to img2sixel.
If you don't want to build with libcurl, you should configure with
--without-libcurl option.
* Add libjpeg integration(linked automatically to img2sixel).
* Add libpng integration(linked automatically to img2sixel/sixel2png).
* Introduce -t(--palette-type) option.
img2sixel can output HLS paletted sixel with "-t hls".
Add new API sixel_output_set_palette_type.
* Introduce -v(--verbose) option.
* Add new API sixel_dither_set_body_only.
* Now img2sixel can load SIXEL as input data.
* Some bug fixes and minor improvements.
Thanks to @obache and @arakiken.
------------------------------
What's new in libsixel-1.2 ?
------------------------------
* Introduce GNU Screen penetration (-P) feature written by @arakiken.
This works with arakiken's GNU screen sixel branch
(screen-sixel, https://bitbucket.org/arakiken/screen/branch/screen).
* Introduce crop operation (-c) feature written by @arakiken.
This works with arakiken's w3m remoteimg branch
https://bitbucket.org/arakiken/w3m/branch/remoteimg
(w3m with "-sixel" option)
* Introduce -C (complexion score) option and implement complexion correction
feature. (discussion with @tsutsui)
* Introduce static image extraction from Gif animation (-S).
(discussion with @isaki68k)
* Introduce --enable-debug configure option.
* Add APIs for skipping DCS envelope
sixel_output_{get,set}_skip_dcs_envelope. (disscussion with @uobikiemukot)
* Some bug fixes and minor improvements.
Thanks to @elfring, @isaki68k, @knok, @mattn, @tsutsui, @waywardmonkeys
and @ttdoda.
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