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-rw-r--r--sbc/sbc.c150
1 files changed, 75 insertions, 75 deletions
diff --git a/sbc/sbc.c b/sbc/sbc.c
index 9e6156ec..a83dc7ce 100644
--- a/sbc/sbc.c
+++ b/sbc/sbc.c
@@ -121,7 +121,7 @@ struct sbc_decoder_state {
struct sbc_encoder_state {
int subbands;
int position[2];
- int32_t X[2][160];
+ int16_t X[2][160];
};
/*
@@ -708,11 +708,11 @@ static void sbc_encoder_init(struct sbc_encoder_state *state,
state->position[0] = state->position[1] = 9 * frame->subbands;
}
-static inline void _sbc_analyze_four(const int32_t *in, int32_t *out)
-{
+static inline void _sbc_analyze_four(const int16_t *in, int32_t *out)
+{
sbc_extended_t res;
- sbc_extended_t t[8];
+ sbc_fixed_t t[8];
sbc_extended_t s[5];
MUL(res, _sbc_proto_4[0], (in[8] - in[32])); /* Q18 */
@@ -778,7 +778,7 @@ static inline void _sbc_analyze_four(const int32_t *in, int32_t *out)
static inline void sbc_analyze_four(struct sbc_encoder_state *state,
struct sbc_frame *frame, int ch, int blk)
{
- int32_t *x = &state->X[ch][state->position[ch]];
+ int16_t *x = &state->X[ch][state->position[ch]];
int16_t *pcm = &frame->pcm_sample[ch][blk * 4];
/* Input 4 Audio Samples */
@@ -794,95 +794,95 @@ static inline void sbc_analyze_four(struct sbc_encoder_state *state,
state->position[ch] = 36;
}
-static inline void _sbc_analyze_eight(const int32_t *in, int32_t *out)
+static inline void _sbc_analyze_eight(const int16_t *in, int32_t *out)
{
sbc_extended_t res;
- sbc_extended_t t[8];
+ sbc_fixed_t t[8];
sbc_extended_t s[8];
- MUL(res, _sbc_proto_8[0], (in[16] - in[64])); /* Q18 = Q18 * Q0 */
- MULA(res, _sbc_proto_8[1], (in[32] - in[48]));
- MULA(res, _sbc_proto_8[2], in[4]);
- MULA(res, _sbc_proto_8[3], in[20]);
- MULA(res, _sbc_proto_8[4], in[36]);
- MULA(res, _sbc_proto_8[5], in[52]);
+ MUL32(res, _sbc_proto_8[0], (in[16] - in[64])); /* Q18 = Q18 * Q0 */
+ MULA32(res, _sbc_proto_8[1], (in[32] - in[48]));
+ MULA32(res, _sbc_proto_8[2], in[4]);
+ MULA32(res, _sbc_proto_8[3], in[20]);
+ MULA32(res, _sbc_proto_8[4], in[36]);
+ MULA32(res, _sbc_proto_8[5], in[52]);
t[0] = SCALE8_STAGE1(res); /* Q10 */
- MUL(res, _sbc_proto_8[6], in[2]);
- MULA(res, _sbc_proto_8[7], in[18]);
- MULA(res, _sbc_proto_8[8], in[34]);
- MULA(res, _sbc_proto_8[9], in[50]);
- MULA(res, _sbc_proto_8[10], in[66]);
+ MUL32(res, _sbc_proto_8[6], in[2]);
+ MULA32(res, _sbc_proto_8[7], in[18]);
+ MULA32(res, _sbc_proto_8[8], in[34]);
+ MULA32(res, _sbc_proto_8[9], in[50]);
+ MULA32(res, _sbc_proto_8[10], in[66]);
t[1] = SCALE8_STAGE1(res);
- MUL(res, _sbc_proto_8[11], in[1]);
- MULA(res, _sbc_proto_8[12], in[17]);
- MULA(res, _sbc_proto_8[13], in[33]);
- MULA(res, _sbc_proto_8[14], in[49]);
- MULA(res, _sbc_proto_8[15], in[65]);
- MULA(res, _sbc_proto_8[16], in[3]);
- MULA(res, _sbc_proto_8[17], in[19]);
- MULA(res, _sbc_proto_8[18], in[35]);
- MULA(res, _sbc_proto_8[19], in[51]);
- MULA(res, _sbc_proto_8[20], in[67]);
+ MUL32(res, _sbc_proto_8[11], in[1]);
+ MULA32(res, _sbc_proto_8[12], in[17]);
+ MULA32(res, _sbc_proto_8[13], in[33]);
+ MULA32(res, _sbc_proto_8[14], in[49]);
+ MULA32(res, _sbc_proto_8[15], in[65]);
+ MULA32(res, _sbc_proto_8[16], in[3]);
+ MULA32(res, _sbc_proto_8[17], in[19]);
+ MULA32(res, _sbc_proto_8[18], in[35]);
+ MULA32(res, _sbc_proto_8[19], in[51]);
+ MULA32(res, _sbc_proto_8[20], in[67]);
t[2] = SCALE8_STAGE1(res);
- MUL(res, _sbc_proto_8[21], in[5]);
- MULA(res, _sbc_proto_8[22], in[21]);
- MULA(res, _sbc_proto_8[23], in[37]);
- MULA(res, _sbc_proto_8[24], in[53]);
- MULA(res, _sbc_proto_8[25], in[69]);
- MULA(res, -_sbc_proto_8[15], in[15]);
- MULA(res, -_sbc_proto_8[14], in[31]);
- MULA(res, -_sbc_proto_8[13], in[47]);
- MULA(res, -_sbc_proto_8[12], in[63]);
- MULA(res, -_sbc_proto_8[11], in[79]);
+ MUL32(res, _sbc_proto_8[21], in[5]);
+ MULA32(res, _sbc_proto_8[22], in[21]);
+ MULA32(res, _sbc_proto_8[23], in[37]);
+ MULA32(res, _sbc_proto_8[24], in[53]);
+ MULA32(res, _sbc_proto_8[25], in[69]);
+ MULA32(res, -_sbc_proto_8[15], in[15]);
+ MULA32(res, -_sbc_proto_8[14], in[31]);
+ MULA32(res, -_sbc_proto_8[13], in[47]);
+ MULA32(res, -_sbc_proto_8[12], in[63]);
+ MULA32(res, -_sbc_proto_8[11], in[79]);
t[3] = SCALE8_STAGE1(res);
- MUL(res, _sbc_proto_8[26], in[6]);
- MULA(res, _sbc_proto_8[27], in[22]);
- MULA(res, _sbc_proto_8[28], in[38]);
- MULA(res, _sbc_proto_8[29], in[54]);
- MULA(res, _sbc_proto_8[30], in[70]);
- MULA(res, -_sbc_proto_8[10], in[14]);
- MULA(res, -_sbc_proto_8[9], in[30]);
- MULA(res, -_sbc_proto_8[8], in[46]);
- MULA(res, -_sbc_proto_8[7], in[62]);
- MULA(res, -_sbc_proto_8[6], in[78]);
+ MUL32(res, _sbc_proto_8[26], in[6]);
+ MULA32(res, _sbc_proto_8[27], in[22]);
+ MULA32(res, _sbc_proto_8[28], in[38]);
+ MULA32(res, _sbc_proto_8[29], in[54]);
+ MULA32(res, _sbc_proto_8[30], in[70]);
+ MULA32(res, -_sbc_proto_8[10], in[14]);
+ MULA32(res, -_sbc_proto_8[9], in[30]);
+ MULA32(res, -_sbc_proto_8[8], in[46]);
+ MULA32(res, -_sbc_proto_8[7], in[62]);
+ MULA32(res, -_sbc_proto_8[6], in[78]);
t[4] = SCALE8_STAGE1(res);
- MUL(res, _sbc_proto_8[31], in[7]);
- MULA(res, _sbc_proto_8[32], in[23]);
- MULA(res, _sbc_proto_8[33], in[39]);
- MULA(res, _sbc_proto_8[34], in[55]);
- MULA(res, _sbc_proto_8[35], in[71]);
- MULA(res, -_sbc_proto_8[20], in[13]);
- MULA(res, -_sbc_proto_8[19], in[29]);
- MULA(res, -_sbc_proto_8[18], in[45]);
- MULA(res, -_sbc_proto_8[17], in[61]);
- MULA(res, -_sbc_proto_8[16], in[77]);
+ MUL32(res, _sbc_proto_8[31], in[7]);
+ MULA32(res, _sbc_proto_8[32], in[23]);
+ MULA32(res, _sbc_proto_8[33], in[39]);
+ MULA32(res, _sbc_proto_8[34], in[55]);
+ MULA32(res, _sbc_proto_8[35], in[71]);
+ MULA32(res, -_sbc_proto_8[20], in[13]);
+ MULA32(res, -_sbc_proto_8[19], in[29]);
+ MULA32(res, -_sbc_proto_8[18], in[45]);
+ MULA32(res, -_sbc_proto_8[17], in[61]);
+ MULA32(res, -_sbc_proto_8[16], in[77]);
t[5] = SCALE8_STAGE1(res);
MUL(res, _sbc_proto_8[36], in[8] + in[72]);
MULA(res, _sbc_proto_8[37], in[24] + in[56]);
- MULA(res, _sbc_proto_8[38], in[40]);
- MULA(res, -_sbc_proto_8[39], in[12]);
- MULA(res, -_sbc_proto_8[5], in[28]);
- MULA(res, -_sbc_proto_8[4], in[44]);
- MULA(res, -_sbc_proto_8[3], in[60]);
- MULA(res, -_sbc_proto_8[2], in[76]);
+ MULA32(res, _sbc_proto_8[38], in[40]);
+ MULA32(res, -_sbc_proto_8[39], in[12]);
+ MULA32(res, -_sbc_proto_8[5], in[28]);
+ MULA32(res, -_sbc_proto_8[4], in[44]);
+ MULA32(res, -_sbc_proto_8[3], in[60]);
+ MULA32(res, -_sbc_proto_8[2], in[76]);
t[6] = SCALE8_STAGE1(res);
- MUL(res, _sbc_proto_8[35], in[9]);
- MULA(res, _sbc_proto_8[34], in[25]);
- MULA(res, _sbc_proto_8[33], in[41]);
- MULA(res, _sbc_proto_8[32], in[57]);
- MULA(res, _sbc_proto_8[31], in[73]);
- MULA(res, -_sbc_proto_8[25], in[11]);
- MULA(res, -_sbc_proto_8[24], in[27]);
- MULA(res, -_sbc_proto_8[23], in[43]);
- MULA(res, -_sbc_proto_8[22], in[59]);
- MULA(res, -_sbc_proto_8[21], in[75]);
+ MUL32(res, _sbc_proto_8[35], in[9]);
+ MULA32(res, _sbc_proto_8[34], in[25]);
+ MULA32(res, _sbc_proto_8[33], in[41]);
+ MULA32(res, _sbc_proto_8[32], in[57]);
+ MULA32(res, _sbc_proto_8[31], in[73]);
+ MULA32(res, -_sbc_proto_8[25], in[11]);
+ MULA32(res, -_sbc_proto_8[24], in[27]);
+ MULA32(res, -_sbc_proto_8[23], in[43]);
+ MULA32(res, -_sbc_proto_8[22], in[59]);
+ MULA32(res, -_sbc_proto_8[21], in[75]);
t[7] = SCALE8_STAGE1(res);
MUL(s[0], _anamatrix8[0], t[0]); /* = Q14 * Q10 */
@@ -921,7 +921,7 @@ static inline void sbc_analyze_eight(struct sbc_encoder_state *state,
struct sbc_frame *frame, int ch,
int blk)
{
- int32_t *x = &state->X[ch][state->position[ch]];
+ int16_t *x = &state->X[ch][state->position[ch]];
int16_t *pcm = &frame->pcm_sample[ch][blk * 8];
/* Input 8 Audio Samples */
generated by cgit (git 2.34.1) at 2025-11-04 03:21:13 +0000