320389f88b
In particular, document AV_DICT_MATCH_CASE, AV_DICT_IGNORE_SUFFIX, and extend documentation for av_dict_get().
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.