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ra144dec: use a more descriptive calculation for output data size

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This commit is contained in:
Justin Ruggles
2011-09-14 14:24:02 -04:00
parent 51757ac789
commit 80bdf7e0b7
1 changed files with 4 additions and 2 deletions
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6
libavcodec/ra144dec.c
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@@ -64,13 +64,15 @@ static int ra144_decode_frame(AVCodecContext * avctx, void *vdata,
uint16_t block_coefs[4][10]; // LPC coefficients of each sub-block uint16_t block_coefs[4][10]; // LPC coefficients of each sub-block
unsigned int lpc_refl[10]; // LPC reflection coefficients of the frame unsigned int lpc_refl[10]; // LPC reflection coefficients of the frame
int i, j; int i, j;
int out_size;
int16_t *data = vdata; int16_t *data = vdata;
unsigned int energy; unsigned int energy;
RA144Context *ractx = avctx->priv_data; RA144Context *ractx = avctx->priv_data;
GetBitContext gb; GetBitContext gb;
if (*data_size < 2*160) out_size = NBLOCKS * BLOCKSIZE * av_get_bytes_per_sample(avctx->sample_fmt);
if (*data_size < out_size)
return -1; return -1;
if(buf_size < 20) { if(buf_size < 20) {
@@ -110,7 +112,7 @@ static int ra144_decode_frame(AVCodecContext * avctx, void *vdata,
FFSWAP(unsigned int *, ractx->lpc_coef[0], ractx->lpc_coef[1]); FFSWAP(unsigned int *, ractx->lpc_coef[0], ractx->lpc_coef[1]);
*data_size = 2*160; *data_size = out_size;
return 20; return 20;
} }