mirror of https://git.ffmpeg.org/ffmpeg.git
Fix some int vs. int16_t confusion
Size should be determined from bits per sample. The current code only accepts 16-bit streams.
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@ -250,7 +250,7 @@ typedef struct WmallDecodeCtx {
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int coefsend;
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int bitsend;
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int16_t coefs[256];
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int lms_prevvalues[512]; // FIXME: see above
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int16_t lms_prevvalues[512]; // FIXME: see above
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int16_t lms_updates[512]; // and here too
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int recent;
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} cdlms[2][9]; /* XXX: Here, 2 is the max. no. of channels allowed,
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@ -279,7 +279,7 @@ typedef struct WmallDecodeCtx {
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int lpc_scaling;
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int lpc_intbits;
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int channel_coeffs[2][2048];
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int16_t channel_coeffs[2][2048]; // FIXME: should be 32-bit / 16-bit depending on bit-depth
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} WmallDecodeCtx;
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@ -761,7 +761,7 @@ static void clear_codec_buffers(WmallDecodeCtx *s)
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for (ich = 0; ich < s->num_channels; ich++) {
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for (ilms = 0; ilms < s->cdlms_ttl[ich]; ilms++) {
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memset(s->cdlms[ich][ilms].coefs , 0, 256 * sizeof(int16_t));
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memset(s->cdlms[ich][ilms].lms_prevvalues, 0, 512 * sizeof(int));
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memset(s->cdlms[ich][ilms].lms_prevvalues, 0, 512 * sizeof(int16_t));
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memset(s->cdlms[ich][ilms].lms_updates , 0, 512 * sizeof(int16_t));
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}
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s->ave_sum[ich] = 0;
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@ -789,7 +789,7 @@ static void reset_codec(WmallDecodeCtx *s)
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static int lms_predict(WmallDecodeCtx *s, int ich, int ilms)
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{
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int32_t pred = 0, icoef;
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int16_t pred = 0, icoef;
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int recent = s->cdlms[ich][ilms].recent;
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for (icoef = 0; icoef < s->cdlms[ich][ilms].order; icoef++)
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@ -806,7 +806,7 @@ static int lms_predict(WmallDecodeCtx *s, int ich, int ilms)
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static void lms_update(WmallDecodeCtx *s, int ich, int ilms, int32_t input, int32_t pred)
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{
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int icoef;
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int16_t icoef;
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int recent = s->cdlms[ich][ilms].recent;
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int range = 1 << (s->bits_per_sample - 1);
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int bps = s->bits_per_sample > 16 ? 4 : 2; // bytes per sample
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@ -888,7 +888,7 @@ static void use_normal_update_speed(WmallDecodeCtx *s, int ich)
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static void revert_cdlms(WmallDecodeCtx *s, int tile_size)
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{
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int icoef, ich;
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int32_t pred, channel_coeff;
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int16_t pred, channel_coeff;
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int ilms, num_lms;
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for (ich = 0; ich < s->num_channels; ich++) {
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