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g723_1: increase excitation storage by 4 

Fixed codebook mode in 5300 rate may write up to SUBFRAME_LEN + 4 and
that is considered normal by the reference decoder. Without that additional
padding it might overwrite first elements of LPC history.
This commit is contained in:
Kostya Shishkov 2012-08-02 19:15:51 +02:00
parent 802bcdcb2f
commit 94bfdfd6f0
1 changed files with 1 additions and 1 deletions
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2
libavcodec/g723_1.c
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@ -87,7 +87,7 @@ typedef struct g723_1_context {
int16_t prev_lsp[LPC_ORDER];
int16_t prev_excitation[PITCH_MAX];
int16_t excitation[PITCH_MAX + FRAME_LEN];
int16_t excitation[PITCH_MAX + FRAME_LEN + 4];
int16_t synth_mem[LPC_ORDER];
int16_t fir_mem[LPC_ORDER];
int iir_mem[LPC_ORDER];