Martin Storsjö
d764e3ece9
adpcm: Use a hash table to improve checking for duplicate samples
This lowers the run time from 158 to 21 seconds, for -trellis 8 with a 30 second sample on my machine. This requires 64 KB additional memory. Originally committed as revision 25768 to svn://svn.ffmpeg.org/ffmpeg/trunk
FFmpeg README ------------- 1) Documentation ---------------- * Read the documentation in the doc/ directory. 2) Licensing ------------ * See the LICENSE file.
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