V4 - Limit all memory allocations to configurable values.

[JimBobSquarePants]

Prerequisites

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Description

V4 version of #2704

While the specification does not apply a limitation on BMP dimensions, on some machines attempting to decode a malformed or extremely large BMP can lead to OOM exceptions.

This change limits the dimensions to match the default set by browsers. For example Firefox

Fixes #2696

[JimBobSquarePants]

Close in favor of #2706