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* gif: Optimise opaque gifs on the complex decode path.Michael Drake2021-09-241-6/+14
* lzw: Optimise mapped output for frames without transparency.Michael Drake2021-09-241-6/+14
* lzw: Rework API for separate init for map/non-map decode functions.Michael Drake2021-09-243-158/+214
* lzw: Decode until end of space in output buffer.Michael Drake2021-09-241-1/+1
* gif: Whitespace fixes.Michael Drake2021-04-241-1110/+1109
* lzw: Remove unused one-code-at-a-time API.Michael Drake2021-04-242-28/+2
* lzw: Reduce overhead for clear code handling.Michael Drake2021-04-241-27/+57
* lzw: Detect invalid code after clear code.Michael Drake2021-04-221-2/+6
* lzw: Always read three bytes on fast path to avoid swtich.Michael Drake2021-04-181-15/+13
* lzw: Restrict pointers through code reader.Michael Drake2021-04-181-4/+4
* lzw: Constify table pointers in writer functions.Michael Drake2021-04-181-6/+6
* gif: Switch complex decoder over to continuous lzw API.Michael Drake2021-04-181-1/+1
* lzw: Direct output into frame data, avoiding stack.Michael Drake2021-04-183-3/+195
* gif: Handle any uncompressed output before exiting due to error.Michael Drake2021-04-181-2/+2
* lzw: Add function for decoding multiple LZW codes at a time.Michael Drake2021-04-182-0/+41
* lzw: Add support for resumable output of a single code.Michael Drake2021-04-061-35/+77
* lzw: Return output array from decode function instead of init.Michael Drake2021-04-063-31/+50
* gif: Frame decoding: Rearrange for readability.Michael Drake2021-04-061-18/+16
* gif: Frame decoding: Simplify transparency check.Michael Drake2021-04-061-4/+10
* lzw: Remove written member from context.Michael Drake2021-04-061-12/+7
* lzw: Adapt main code handling to handle clear codes too.Michael Drake2021-04-061-54/+26
* lzw: Output values in picture order.Michael Drake2021-04-063-49/+41
* lzw: Store code's value count in table.Michael Drake2021-04-061-0/+6
* gif: Split out gif frame data decode.Michael Drake2021-04-061-59/+82
* lzw: Rename a bunch of structures, functions and variables.Michael Drake2021-04-061-67/+65
* lzw: Split out output writing.Michael Drake2021-04-061-15/+32
* lzw: Rename minimum_code_size to match what it's called in spec.Michael Drake2021-04-062-7/+7
* lzw: Slight simplification of clear code handling.Michael Drake2021-04-061-4/+4
* lzw: Avoid code size increment check when dictionary is full.Michael Drake2021-04-061-4/+3
* lzw: Split out dictionary augmentation.Michael Drake2021-04-061-14/+21
* lzw: Create #define for number of dictionary entry slots.Michael Drake2021-04-061-3/+5
* lzw: Simplify new code handling.Michael Drake2021-04-051-11/+6
* Delay bitmap allocation until needed for frame decode.John Cupitt2021-04-051-33/+16
* libnsgif: Fix LZW Minimum Code Size check.Michael Drake2021-03-291-1/+1
* lzw: Reject bad LZW Minimum Code Size.Michael Drake2021-03-291-0/+4
* lzw: Remove surplus semicolon.Michael Drake2021-03-291-1/+1
* fix libnsgif restore/record orderingJohn Cupitt2021-03-081-5/+6
* Fix allocation size comparison in previous frame recorder.Michael Drake2020-07-061-1/+1
* Disposal Method: Handle Restore to previous with saved image.Michael Drake2020-07-061-21/+80
* LZW decoder: Tiny optimisation.Michael Drake2018-06-181-1/+1
* Squash GCC7 -Wimplicit-fallthrough warnings.Michael Drake2017-10-221-2/+2
* LZW decoder: Slight code clarity and comment improvement.Michael Drake2017-04-061-2/+4
* LZW decoder: Squash scan-build error by adding assert.Michael Drake2017-04-051-0/+3
* New LZW decoder: Real-world fix; continue after dictionary is full.Michael Drake2017-04-053-16/+13
* GIF decoding: Remove old LZW decoder and port library to new implementation.Michael Drake2017-04-052-326/+45
* New LZW decoder: Add client calls to initialise LZW, and perform decode.Michael Drake2017-04-052-0/+250
* New LZW decoder: Add client calls to create/destroy LZW contexts.Michael Drake2017-04-042-0/+52
* New LZW decoder: Routine to extract LZW codes from GIF sub-block sequences.Michael Drake2017-04-042-0/+177
* Remove pointless current_error from API surface.Michael Drake2017-02-061-1/+0
* Don't pass gif structure into lzw decoder.Michael Drake2017-02-061-50/+78
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