There's a problem I've just encountered: If SD.h and Bridge.h are declared in the same scope, the following will happen:
src\File.cpp.o: In function `File::name()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:47: multiple definition of `File::name()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:178: first defined here
src\File.cpp.o: In function `File::isDirectory()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:53: multiple definition of `File::isDirectory()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:183: first defined here
src\File.cpp.o: In function `File::write(unsigned char)':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:57: multiple definition of `File::write(unsigned char)'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:50: first defined here
src\File.cpp.o: In function `File::available()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:99: multiple definition of `File::available()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:131: first defined here
src\File.cpp.o: In function `File::position()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:118: multiple definition of `File::position()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:102: first defined here
src\File.cpp.o: In function `File::size()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:123: multiple definition of `File::size()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:156: first defined here
src\File.cpp.o: In function `File::operator bool()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:142: multiple definition of `File::operator bool()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:42: first defined here
src\File.cpp.o: In function `File::close()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:127: multiple definition of `File::close()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:170: first defined here
src\File.cpp.o: In function `File::seek(unsigned long)':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:112: multiple definition of `File::seek(unsigned long)'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:83: first defined here
src\File.cpp.o: In function `File::flush()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:107: multiple definition of `File::flush()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:138: first defined here
src\File.cpp.o: In function `File::read(void*, unsigned int)':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:93: multiple definition of `File::read(void*, unsigned int)'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:140: first defined here
src\File.cpp.o: In function `File::read()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:85: multiple definition of `File::read()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:65: first defined here
src\File.cpp.o: In function `File::peek()':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:76: multiple definition of `File::peek()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:75: first defined here
src\File.cpp.o: In function `File::write(unsigned char const*, unsigned int)':
C:\Program Files (x86)\Arduino\libraries\SD\src/File.cpp:61: multiple definition of `File::write(unsigned char const*, unsigned int)'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:54: first defined here
src\SD.cpp.o: In function `File::rewindDirectory()':
C:\Program Files (x86)\Arduino\libraries\SD\src/SD.cpp:611: multiple definition of `File::rewindDirectory()'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:227: first defined here
src\SD.cpp.o: In function `File::openNextFile(unsigned char)':
C:\Program Files (x86)\Arduino\libraries\SD\src/SD.cpp:567: multiple definition of `File::openNextFile(unsigned char)'
src\FileIO.cpp.o:C:\Program Files (x86)\Arduino\libraries\Bridge\src/FileIO.cpp:195: first defined here
Both libs are using SD-Functions but the SD-Lib is the only one which can load pictures for the TFT. Is there a way to load a pics from the SD-cards mounted on the Yun?
Greets