Displaying 2 results from an estimated 2 matches for "pitch_control".
2007 Aug 24
1
Speex on ARM7
...'t have
floating point so I'm using FIXED_POINT. Unfortunately the encoding speed is
about 5 times slower then necessary for real time.
ARM7 is slow for 16/8 bits operations.
The sequence:
static inline spx_word32_t compute_pitch_error(spx_word16_t *C, spx_word16_t
*g, spx_word16_t pitch_control)
{
spx_word32_t sum = 0;
sum = ADD32(sum,MULT16_16(MULT16_16_16(g[0],pitch_control),C[0]));
sum = ADD32(sum,MULT16_16(MULT16_16_16(g[1],pitch_control),C[1]));
sum = ADD32(sum,MULT16_16(MULT16_16_16(g[2],pitch_control),C[2]));
sum = SUB32(sum,MULT16_16(MULT16_16_16(g[0],g[1]),C[...
2009 Apr 24
2
[PATCH] Blackfin: cleanup astat/cc/hardware loop asm clobbers
...HWLOOP1_REGS
);
}
@@ -147,7 +150,7 @@ static inline spx_word32_t compute_pitch_error(spx_word16_t *C, spx_word16_t *g,
"%0 = A0;\n\t"
: "=&D" (sum), "=a" (C)
: "d" (g[0]), "d" (g[1]), "d" (g[2]), "d" (pitch_control), "1" (C)
- : "R0", "R1", "R2", "A0"
+ : "R0", "R1", "R2", "A0", "ASTAT"
);
return sum;
}
@@ -201,10 +204,7 @@ void open_loop_nbest_pitch(spx_word16_t *sw, int start, int end, int...