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Do not load transparent pixels from subsequent GIF frames #5333

Merged
merged 3 commits into from Mar 31, 2021
Merged

Do not load transparent pixels from subsequent GIF frames #5333

merged 3 commits into from Mar 31, 2021

Commits on Mar 16, 2021

  1. GIF: Support transparency in the native decoder. 

    Allow the transparency index to be passed to the native decoder.  If not
-1, pixels with this index will be left at their previous value.

This only adds the decoder support and isn't active yet.
    @zewt @radarhere
    zewt authored and radarhere committed Mar 16, 2021
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  2. GIF: Handle GIF transparency in the decoder. 

    Remove the special case for disposal_method == 1 and handle GIF
transparency by telling the decoder the transparent index.
    @zewt @radarhere
    zewt authored and radarhere committed Mar 16, 2021
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    18854dc View commit details
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  3. Only set info transparency on first frame

    @radarhere
    radarhere committed Mar 16, 2021
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    b216b36 View commit details
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