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msmpeg4: Don't set up run-level info for level 0.
run: The number of zero coefficients preceding a non-zero coefficient, in the scan order. The absolute value of the non-zero coefficient is called "level". The run-level code makes illegal reads when trying to set up tables for nonsense level 0.
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@ -266,7 +266,7 @@ av_cold void ff_msmpeg4_encode_init(MpegEncContext *s)
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for(i=0; i<NB_RL_TABLES; i++){
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int level;
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for(level=0; level<=MAX_LEVEL; level++){
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for (level = 1; level <= MAX_LEVEL; level++) {
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int run;
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for(run=0; run<=MAX_RUN; run++){
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int last;
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