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path: root/core/fpdfapi/render/cpdf_dibsource.cpp
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Diffstat (limited to 'core/fpdfapi/render/cpdf_dibsource.cpp')
-rw-r--r--core/fpdfapi/render/cpdf_dibsource.cpp24
1 files changed, 11 insertions, 13 deletions
diff --git a/core/fpdfapi/render/cpdf_dibsource.cpp b/core/fpdfapi/render/cpdf_dibsource.cpp
index 899a783c47..27f59c05f1 100644
--- a/core/fpdfapi/render/cpdf_dibsource.cpp
+++ b/core/fpdfapi/render/cpdf_dibsource.cpp
@@ -795,8 +795,7 @@ void CPDF_DIBSource::LoadPalette() {
m_bpc == 8 && m_bDefaultDecode) {
} else {
int palette_count = 1 << (m_bpc * m_nComponents);
- CFX_FixedBufGrow<float, 16> color_values(m_nComponents);
- float* color_value = color_values;
+ std::vector<float> color_value(std::max(16U, m_nComponents));
for (int i = 0; i < palette_count; i++) {
int color_data = i;
for (uint32_t j = 0; j < m_nComponents; j++) {
@@ -811,11 +810,11 @@ void CPDF_DIBSource::LoadPalette() {
int nComponents = m_pColorSpace->CountComponents();
std::vector<float> temp_buf(nComponents);
for (int k = 0; k < nComponents; k++) {
- temp_buf[k] = *color_value;
+ temp_buf[k] = color_value[0];
}
m_pColorSpace->GetRGB(temp_buf.data(), &R, &G, &B);
} else {
- m_pColorSpace->GetRGB(color_value, &R, &G, &B);
+ m_pColorSpace->GetRGB(color_value.data(), &R, &G, &B);
}
SetPaletteArgb(i, ArgbEncode(255, FXSYS_round(R * 255),
FXSYS_round(G * 255), FXSYS_round(B * 255)));
@@ -915,8 +914,7 @@ void CPDF_DIBSource::TranslateScanline24bpp(uint8_t* dest_scan,
}
}
- CFX_FixedBufGrow<float, 16> color_values1(m_nComponents);
- float* color_values = color_values1;
+ std::vector<float> color_values(std::max(16U, m_nComponents));
float R = 0.0f;
float G = 0.0f;
float B = 0.0f;
@@ -935,7 +933,7 @@ void CPDF_DIBSource::TranslateScanline24bpp(uint8_t* dest_scan,
G = (1.0f - color_values[1]) * k;
B = (1.0f - color_values[2]) * k;
} else {
- m_pColorSpace->GetRGB(color_values, &R, &G, &B);
+ m_pColorSpace->GetRGB(color_values.data(), &R, &G, &B);
}
R = ClampValue(R, 1.0f);
G = ClampValue(G, 1.0f);
@@ -961,7 +959,7 @@ void CPDF_DIBSource::TranslateScanline24bpp(uint8_t* dest_scan,
G = (1.0f - color_values[1]) * k;
B = (1.0f - color_values[2]) * k;
} else {
- m_pColorSpace->GetRGB(color_values, &R, &G, &B);
+ m_pColorSpace->GetRGB(color_values.data(), &R, &G, &B);
}
R = ClampValue(R, 1.0f);
G = ClampValue(G, 1.0f);
@@ -1344,7 +1342,7 @@ void CPDF_DIBSource::DownSampleScanline32Bit(int orig_Bpp,
if (src_x == last_src_x) {
argb = last_argb;
} else {
- CFX_FixedBufGrow<uint8_t, 128> extracted_components(m_nComponents);
+ std::vector<uint8_t> extracted_components(std::max(128U, m_nComponents));
const uint8_t* pSrcPixel = nullptr;
if (m_bpc % 8 != 0) {
// No need to check for 32-bit overflow, as |src_x| is bounded by
@@ -1358,13 +1356,13 @@ void CPDF_DIBSource::DownSampleScanline32Bit(int orig_Bpp,
GetBits8(pSrcPixel, src_bit_pos, m_bpc) * unit_To8Bpc);
src_bit_pos += m_bpc;
}
- pSrcPixel = extracted_components;
+ pSrcPixel = extracted_components.data();
} else {
pSrcPixel = pSrcLine + src_x * orig_Bpp;
if (m_bpc == 16) {
for (uint32_t j = 0; j < m_nComponents; ++j)
extracted_components[j] = pSrcPixel[j * 2];
- pSrcPixel = extracted_components;
+ pSrcPixel = extracted_components.data();
}
}
@@ -1385,8 +1383,8 @@ void CPDF_DIBSource::DownSampleScanline32Bit(int orig_Bpp,
extracted_components[j] =
color_value > 255 ? 255 : (color_value < 0 ? 0 : color_value);
}
- m_pColorSpace->TranslateImageLine(color, extracted_components, 1, 0,
- 0, bTransMask);
+ m_pColorSpace->TranslateImageLine(color, extracted_components.data(),
+ 1, 0, 0, bTransMask);
}
argb = FXARGB_MAKE(0xFF, color[2], color[1], color[0]);
} else {