diff options
Diffstat (limited to 'indra/llimage/llimage.cpp')
| -rw-r--r-- | indra/llimage/llimage.cpp | 120 |
1 files changed, 86 insertions, 34 deletions
diff --git a/indra/llimage/llimage.cpp b/indra/llimage/llimage.cpp index 08462c7834..feb97ec2ab 100644 --- a/indra/llimage/llimage.cpp +++ b/indra/llimage/llimage.cpp @@ -773,7 +773,8 @@ const U8* LLImageBase::getData() const { if(mBadBufferAllocation) { - LL_ERRS() << "Bad memory allocation for the image buffer!" << LL_ENDL ; + LL_WARNS() << "Bad memory allocation for the image buffer!" << LL_ENDL ; + return NULL; } return mData; @@ -783,7 +784,8 @@ U8* LLImageBase::getData() { if(mBadBufferAllocation) { - LL_ERRS() << "Bad memory allocation for the image buffer!" << LL_ENDL ; + LL_WARNS() << "Bad memory allocation for the image buffer!" << LL_ENDL; + return NULL; } return mData; @@ -895,30 +897,30 @@ void LLImageRaw::setDataAndSize(U8 *data, S32 width, S32 height, S8 components) sGlobalRawMemory += getDataSize(); } -BOOL LLImageRaw::resize(U16 width, U16 height, S8 components) +bool LLImageRaw::resize(U16 width, U16 height, S8 components) { if ((getWidth() == width) && (getHeight() == height) && (getComponents() == components)) { - return TRUE; + return true; } // Reallocate the data buffer. deleteData(); allocateDataSize(width,height,components); - return TRUE; + return true; } -BOOL LLImageRaw::setSubImage(U32 x_pos, U32 y_pos, U32 width, U32 height, - const U8 *data, U32 stride, BOOL reverse_y) +bool LLImageRaw::setSubImage(U32 x_pos, U32 y_pos, U32 width, U32 height, + const U8 *data, U32 stride, bool reverse_y) { if (!getData()) { - return FALSE; + return false; } if (!data) { - return FALSE; + return false; } // Should do some simple bounds checking @@ -933,13 +935,19 @@ BOOL LLImageRaw::setSubImage(U32 x_pos, U32 y_pos, U32 width, U32 height, data + from_offset, getComponents()*width); } - return TRUE; + return true; } 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++) @@ -988,7 +996,7 @@ void LLImageRaw::verticalFlip() } -void LLImageRaw::expandToPowerOfTwo(S32 max_dim, BOOL scale_image) +void LLImageRaw::expandToPowerOfTwo(S32 max_dim, bool scale_image) { // Find new sizes S32 new_width = expandDimToPowerOfTwo(getWidth(), max_dim); @@ -997,7 +1005,7 @@ void LLImageRaw::expandToPowerOfTwo(S32 max_dim, BOOL scale_image) scale( new_width, new_height, scale_image ); } -void LLImageRaw::contractToPowerOfTwo(S32 max_dim, BOOL scale_image) +void LLImageRaw::contractToPowerOfTwo(S32 max_dim, bool scale_image) { // Find new sizes S32 new_width = contractDimToPowerOfTwo(getWidth(), MIN_IMAGE_SIZE); @@ -1067,6 +1075,11 @@ void LLImageRaw::composite( LLImageRaw* src ) { LLImageRaw* dst = this; // Just for clarity. + if (!validateSrcAndDst("LLImageRaw::composite", src, dst)) + { + return; + } + llassert(3 == src->getComponents()); llassert(3 == dst->getComponents()); @@ -1134,7 +1147,6 @@ 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(); @@ -1169,6 +1181,11 @@ void LLImageRaw::copyUnscaledAlphaMask( LLImageRaw* src, const LLColor4U& fill) { LLImageRaw* dst = this; // Just for clarity. + if (!validateSrcAndDst("LLImageRaw::copyUnscaledAlphaMask", src, dst)) + { + return; + } + llassert( 1 == src->getComponents() ); llassert( 4 == dst->getComponents() ); llassert( (src->getWidth() == dst->getWidth()) && (src->getHeight() == dst->getHeight()) ); @@ -1191,6 +1208,12 @@ 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() ) { @@ -1229,14 +1252,13 @@ LLPointer<LLImageRaw> LLImageRaw::duplicate() // Src and dst can be any size. Src and dst can each have 3 or 4 components. void LLImageRaw::copy(LLImageRaw* src) { - if (!src) + LLImageRaw* dst = this; // Just for clarity. + + if (!validateSrcAndDst("LLImageRaw::copy", src, dst)) { - LL_WARNS() << "LLImageRaw::copy called with a null src pointer" << LL_ENDL; return; } - LLImageRaw* dst = this; // Just for clarity. - if( (src->getWidth() == dst->getWidth()) && (src->getHeight() == dst->getHeight()) ) { // No scaling needed @@ -1363,6 +1385,11 @@ void LLImageRaw::copyScaled( LLImageRaw* src ) { LLImageRaw* dst = this; // Just for clarity. + if (!validateSrcAndDst("LLImageRaw::copyScaled", src, dst)) + { + return; + } + llassert_always( (1 == src->getComponents()) || (3 == src->getComponents()) || (4 == src->getComponents()) ); llassert_always( src->getComponents() == dst->getComponents() ); @@ -1397,16 +1424,22 @@ void LLImageRaw::copyScaled( LLImageRaw* src ) } -BOOL LLImageRaw::scale( S32 new_width, S32 new_height, BOOL scale_image_data ) +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(); if( (old_width == new_width) && (old_height == new_height) ) { - return TRUE; // Nothing to do. + return true; // Nothing to do. } // Reallocate the data buffer. @@ -1441,7 +1474,7 @@ BOOL LLImageRaw::scale( S32 new_width, S32 new_height, BOOL scale_image_data ) U8 *new_data = (U8*)ALLOCATE_MEM(LLImageBase::getPrivatePool(), new_data_size); if(NULL == new_data) { - return FALSE; + return false; } bilinear_scale(getData(), old_width, old_height, getComponents(), old_width*getComponents(), new_data, new_width, new_height, getComponents(), new_width*getComponents()); @@ -1476,7 +1509,7 @@ BOOL LLImageRaw::scale( S32 new_width, S32 new_height, BOOL scale_image_data ) } } - return TRUE ; + return true ; } void LLImageRaw::copyLineScaled( U8* in, U8* out, S32 in_pixel_len, S32 out_pixel_len, S32 in_pixel_step, S32 out_pixel_step ) @@ -1690,6 +1723,25 @@ void LLImageRaw::compositeRowScaled4onto3( U8* in, U8* out, S32 in_pixel_len, S3 } } +bool LLImageRaw::validateSrcAndDst(std::string func, LLImageRaw* src, LLImageRaw* dst) +{ + if (!src || !dst || src->isBufferInvalid() || dst->isBufferInvalid()) + { + LL_WARNS() << func << ": Source: "; + if (!src) LL_CONT << "Null pointer"; + else if (src->isBufferInvalid()) LL_CONT << "Invalid buffer"; + else LL_CONT << "OK"; + + LL_CONT << "; Destination: "; + if (!dst) LL_CONT << "Null pointer"; + else if (dst->isBufferInvalid()) LL_CONT << "Invalid buffer"; + else LL_CONT << "OK"; + LL_CONT << "." << LL_ENDL; + + return false; + } + return true; +} //---------------------------------------------------------------------------- @@ -1795,7 +1847,7 @@ bool LLImageRaw::createFromFile(const std::string &filename, bool j2c_lowest_mip ifs.read ((char*)buffer, length); ifs.close(); - BOOL success; + bool success; success = image->updateData(); if (success) @@ -1971,7 +2023,7 @@ S32 LLImageFormatted::calcDiscardLevelBytes(S32 bytes) //---------------------------------------------------------------------------- // Subclasses that can handle more than 4 channels should override this function. -BOOL LLImageFormatted::decodeChannels(LLImageRaw* raw_image,F32 decode_time, S32 first_channel, S32 max_channel) +bool LLImageFormatted::decodeChannels(LLImageRaw* raw_image,F32 decode_time, S32 first_channel, S32 max_channel) { llassert( (first_channel == 0) && (max_channel == 4) ); return decode( raw_image, decode_time ); // Loads first 4 channels by default. @@ -2022,7 +2074,7 @@ void LLImageFormatted::sanityCheck() //---------------------------------------------------------------------------- -BOOL LLImageFormatted::copyData(U8 *data, S32 size) +bool LLImageFormatted::copyData(U8 *data, S32 size) { if ( data && ((data != getData()) || (size != getDataSize())) ) { @@ -2030,7 +2082,7 @@ BOOL LLImageFormatted::copyData(U8 *data, S32 size) allocateData(size); memcpy(getData(), data, size); /* Flawfinder: ignore */ } - return TRUE; + return true; } // LLImageFormatted becomes the owner of data @@ -2066,7 +2118,7 @@ void LLImageFormatted::appendData(U8 *data, S32 size) //---------------------------------------------------------------------------- -BOOL LLImageFormatted::load(const std::string &filename, int load_size) +bool LLImageFormatted::load(const std::string &filename, int load_size) { resetLastError(); @@ -2077,12 +2129,12 @@ BOOL LLImageFormatted::load(const std::string &filename, int load_size) if (!apr_file) { setLastError("Unable to open file for reading", filename); - return FALSE; + return false; } if (file_size == 0) { setLastError("File is empty",filename); - return FALSE; + return false; } // Constrain the load size to acceptable values @@ -2090,7 +2142,7 @@ BOOL LLImageFormatted::load(const std::string &filename, int load_size) { load_size = file_size; } - BOOL res; + bool res; U8 *data = allocateData(load_size); apr_size_t bytes_read = load_size; apr_status_t s = apr_file_read(apr_file, data, &bytes_read); // modifies bytes_read @@ -2098,7 +2150,7 @@ BOOL LLImageFormatted::load(const std::string &filename, int load_size) { deleteData(); setLastError("Unable to read file",filename); - res = FALSE; + res = false; } else { @@ -2108,7 +2160,7 @@ BOOL LLImageFormatted::load(const std::string &filename, int load_size) return res; } -BOOL LLImageFormatted::save(const std::string &filename) +bool LLImageFormatted::save(const std::string &filename) { resetLastError(); @@ -2117,15 +2169,15 @@ BOOL LLImageFormatted::save(const std::string &filename) if (!outfile.getFileHandle()) { setLastError("Unable to open file for writing", filename); - return FALSE; + return false; } outfile.write(getData(), getDataSize()); outfile.close() ; - return TRUE; + return true; } -// BOOL LLImageFormatted::save(LLVFS *vfs, const LLUUID &uuid, LLAssetType::EType type) +// bool LLImageFormatted::save(LLVFS *vfs, const LLUUID &uuid, LLAssetType::EType type) // Depricated to remove VFS dependency. // Use: // LLVFile::writeFile(image->getData(), image->getDataSize(), vfs, uuid, type); |