c0bca6425d
Do not clutter the temporary directory with files, also "/tmp" is not always available, e.g. in Windows. Also add the clean-test Makefile rule, which will clean the generated files.
FFmpeg README ------------- 1) Documentation ---------------- * Read the documentation in the doc/ directory in git. You can also view it online at http://ffmpeg.org/documentation.html 2) Licensing ------------ * See the LICENSE file. 3) Build and Install -------------------- * See the INSTALL file.