rice->k++;
/* Convert to signed */
- if (x & 1)
- return (x >> 1) + 1;
- else
- return -(x >> 1);
+ return ((x >> 1) ^ ((x & 1) - 1)) + 1;
}
static inline int ape_decode_value_3900(APEContext *ctx, APERice *rice)
update_rice(rice, x);
/* Convert to signed */
- if (x & 1)
- return (x >> 1) + 1;
- else
- return -(x >> 1);
+ return ((x >> 1) ^ ((x & 1) - 1)) + 1;
}
static inline int ape_decode_value_3990(APEContext *ctx, APERice *rice)
update_rice(rice, x);
/* Convert to signed */
- if (x & 1)
- return (x >> 1) + 1;
- else
- return -(x >> 1);
+ return ((x >> 1) ^ ((x & 1) - 1)) + 1;
}
static void decode_array_0000(APEContext *ctx, GetBitContext *gb,
}
}
- for (i = 0; i < blockstodecode; i++) {
- if (out[i] & 1)
- out[i] = (out[i] >> 1) + 1;
- else
- out[i] = -(out[i] >> 1);
- }
+ for (i = 0; i < blockstodecode; i++)
+ out[i] = ((out[i] >> 1) ^ ((out[i] & 1) - 1)) + 1;
}
static void entropy_decode_mono_0000(APEContext *ctx, int blockstodecode)