diff options
Diffstat (limited to 'indra')
| -rw-r--r-- | indra/llimage/llimage.cpp | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/indra/llimage/llimage.cpp b/indra/llimage/llimage.cpp index 91fa8c6ad1..c7f02a6b1a 100644 --- a/indra/llimage/llimage.cpp +++ b/indra/llimage/llimage.cpp @@ -942,6 +942,12 @@ void LLImageRaw::clear(U8 r, U8 g, U8 b, U8 a) { llassert( getComponents() <= 4 ); // This is fairly bogus, but it'll do for now. + if (isBufferInvalid()) + { + LL_WARNS() << "Invalid image buffer" << LL_ENDL; + return; + } + U8 *pos = getData(); U32 x, y; for (x = 0; x < getWidth(); x++) @@ -1136,7 +1142,6 @@ void LLImageRaw::compositeUnscaled4onto3( LLImageRaw* src ) llassert( (3 == src->getComponents()) || (4 == src->getComponents()) ); llassert( (src->getWidth() == dst->getWidth()) && (src->getHeight() == dst->getHeight()) ); - U8* src_data = src->getData(); U8* dst_data = dst->getData(); S32 pixels = getWidth() * getHeight(); @@ -1193,6 +1198,12 @@ void LLImageRaw::copyUnscaledAlphaMask( LLImageRaw* src, const LLColor4U& fill) // Fill the buffer with a constant color void LLImageRaw::fill( const LLColor4U& color ) { + if (isBufferInvalid()) + { + LL_WARNS() << "Invalid image buffer" << LL_ENDL; + return; + } + S32 pixels = getWidth() * getHeight(); if( 4 == getComponents() ) { @@ -1403,6 +1414,12 @@ bool LLImageRaw::scale( S32 new_width, S32 new_height, bool scale_image_data ) { llassert((1 == getComponents()) || (3 == getComponents()) || (4 == getComponents()) ); + if (isBufferInvalid()) + { + LL_WARNS() << "Invalid image buffer" << LL_ENDL; + return false; + } + S32 old_width = getWidth(); S32 old_height = getHeight(); |