From bda113c645673fd152bb9ca3eaddd3c34920223e Mon Sep 17 00:00:00 2001 From: Lei Zhang Date: Tue, 8 May 2018 14:57:47 +0000 Subject: Move CalculatePitch8() to core/fxcodec. Use it in more places there. Change-Id: I477670a5946ec9033ad5f2bef0fbcddb52682066 Reviewed-on: https://pdfium-review.googlesource.com/31271 Commit-Queue: Ryan Harrison Reviewed-by: Ryan Harrison --- core/fpdfapi/render/cpdf_dibsource.cpp | 18 ------------------ 1 file changed, 18 deletions(-) (limited to 'core/fpdfapi/render') diff --git a/core/fpdfapi/render/cpdf_dibsource.cpp b/core/fpdfapi/render/cpdf_dibsource.cpp index eb7acac62c..153491aa06 100644 --- a/core/fpdfapi/render/cpdf_dibsource.cpp +++ b/core/fpdfapi/render/cpdf_dibsource.cpp @@ -54,24 +54,6 @@ bool GetBitValue(const uint8_t* pSrc, uint32_t pos) { return pSrc[pos / 8] & (1 << (7 - pos % 8)); } -FX_SAFE_UINT32 CalculatePitch8(uint32_t bpc, uint32_t components, int width) { - FX_SAFE_UINT32 pitch = bpc; - pitch *= components; - pitch *= width; - pitch += 7; - pitch /= 8; - return pitch; -} - -FX_SAFE_UINT32 CalculatePitch32(int bpp, int width) { - FX_SAFE_UINT32 pitch = bpp; - pitch *= width; - pitch += 31; - pitch /= 32; // quantized to number of 32-bit words. - pitch *= 4; // and then back to bytes, (not just /8 in one step). - return pitch; -} - bool IsAllowedBPCValue(int bpc) { return bpc == 1 || bpc == 2 || bpc == 4 || bpc == 8 || bpc == 16; } -- cgit v1.2.3