tiny.png.DecodeCapacity

1pub const Capacity = struct {2    plan: plan_mod.Plan,3    window_offset: usize,4    prior_offset: usize,5    current_offset: usize,6    output_offset: usize,7    storage_bytes: usize,89    pub fn derive(limits: Limits) DeriveError!Capacity {10        const plan = try plan_mod.Plan.inspect(limits.bytes, limits.bounds);11        const prior_offset = flate.max_window_len;12        const current_offset = try model.added(prior_offset, plan.source_row_bytes);13        const output_offset = try model.added(current_offset, plan.source_row_bytes);14        return .{15            .plan = plan,16            .window_offset = 0,17            .prior_offset = prior_offset,18            .current_offset = current_offset,19            .output_offset = output_offset,20            .storage_bytes = try model.added(output_offset, plan.rgba8_bytes),21        };22    }23};

1pub const DecodeCapacity = decode.Capacity;