avcodec/ac3tab: Move some tables only used by ac3.c to it
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
parent
996ec1cbe8
commit
cbd75ecc18
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@ -68,6 +68,88 @@ const uint8_t ff_ac3_bin_to_band_tab[253] = {
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49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
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};
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static const uint8_t ac3_log_add_tab[260]= {
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0x40,0x3f,0x3e,0x3d,0x3c,0x3b,0x3a,0x39,0x38,0x37,
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0x36,0x35,0x34,0x34,0x33,0x32,0x31,0x30,0x2f,0x2f,
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0x2e,0x2d,0x2c,0x2c,0x2b,0x2a,0x29,0x29,0x28,0x27,
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0x26,0x26,0x25,0x24,0x24,0x23,0x23,0x22,0x21,0x21,
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0x20,0x20,0x1f,0x1e,0x1e,0x1d,0x1d,0x1c,0x1c,0x1b,
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0x1b,0x1a,0x1a,0x19,0x19,0x18,0x18,0x17,0x17,0x16,
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0x16,0x15,0x15,0x15,0x14,0x14,0x13,0x13,0x13,0x12,
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0x12,0x12,0x11,0x11,0x11,0x10,0x10,0x10,0x0f,0x0f,
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0x0f,0x0e,0x0e,0x0e,0x0d,0x0d,0x0d,0x0d,0x0c,0x0c,
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0x0c,0x0c,0x0b,0x0b,0x0b,0x0b,0x0a,0x0a,0x0a,0x0a,
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0x0a,0x09,0x09,0x09,0x09,0x09,0x08,0x08,0x08,0x08,
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0x08,0x08,0x07,0x07,0x07,0x07,0x07,0x07,0x06,0x06,
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0x06,0x06,0x06,0x06,0x06,0x06,0x05,0x05,0x05,0x05,
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0x05,0x05,0x05,0x05,0x04,0x04,0x04,0x04,0x04,0x04,
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0x04,0x04,0x04,0x04,0x04,0x03,0x03,0x03,0x03,0x03,
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0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x02,
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0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,
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0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x01,0x01,
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0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
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0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
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0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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};
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static const uint16_t ac3_hearing_threshold_tab[AC3_CRITICAL_BANDS][3]= {
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{ 0x04d0,0x04f0,0x0580 },
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{ 0x04d0,0x04f0,0x0580 },
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{ 0x0440,0x0460,0x04b0 },
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{ 0x0400,0x0410,0x0450 },
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{ 0x03e0,0x03e0,0x0420 },
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{ 0x03c0,0x03d0,0x03f0 },
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{ 0x03b0,0x03c0,0x03e0 },
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{ 0x03b0,0x03b0,0x03d0 },
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{ 0x03a0,0x03b0,0x03c0 },
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{ 0x03a0,0x03a0,0x03b0 },
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{ 0x03a0,0x03a0,0x03b0 },
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{ 0x03a0,0x03a0,0x03b0 },
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{ 0x03a0,0x03a0,0x03a0 },
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{ 0x0390,0x03a0,0x03a0 },
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{ 0x0390,0x0390,0x03a0 },
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{ 0x0390,0x0390,0x03a0 },
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{ 0x0380,0x0390,0x03a0 },
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{ 0x0380,0x0380,0x03a0 },
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{ 0x0370,0x0380,0x03a0 },
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{ 0x0370,0x0380,0x03a0 },
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{ 0x0360,0x0370,0x0390 },
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{ 0x0360,0x0370,0x0390 },
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{ 0x0350,0x0360,0x0390 },
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{ 0x0350,0x0360,0x0390 },
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{ 0x0340,0x0350,0x0380 },
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{ 0x0340,0x0350,0x0380 },
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{ 0x0330,0x0340,0x0380 },
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{ 0x0320,0x0340,0x0370 },
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{ 0x0310,0x0320,0x0360 },
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{ 0x0300,0x0310,0x0350 },
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{ 0x02f0,0x0300,0x0340 },
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{ 0x02f0,0x02f0,0x0330 },
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{ 0x02f0,0x02f0,0x0320 },
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{ 0x02f0,0x02f0,0x0310 },
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{ 0x0300,0x02f0,0x0300 },
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{ 0x0310,0x0300,0x02f0 },
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{ 0x0340,0x0320,0x02f0 },
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{ 0x0390,0x0350,0x02f0 },
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{ 0x03e0,0x0390,0x0300 },
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{ 0x0420,0x03e0,0x0310 },
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{ 0x0460,0x0420,0x0330 },
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{ 0x0490,0x0450,0x0350 },
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{ 0x04a0,0x04a0,0x03c0 },
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{ 0x0460,0x0490,0x0410 },
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{ 0x0440,0x0460,0x0470 },
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{ 0x0440,0x0440,0x04a0 },
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{ 0x0520,0x0480,0x0460 },
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{ 0x0800,0x0630,0x0440 },
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{ 0x0840,0x0840,0x0450 },
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{ 0x0840,0x0840,0x04e0 },
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};
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static inline int calc_lowcomp1(int a, int b0, int b1, int c)
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{
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if ((b0 + 256) == b1) {
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@ -109,7 +191,7 @@ void ff_ac3_bit_alloc_calc_psd(int8_t *exp, int start, int end, int16_t *psd,
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int max = FFMAX(v, psd[bin]);
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/* logadd */
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int adr = FFMIN(max - ((v + psd[bin] + 1) >> 1), 255);
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v = max + ff_ac3_log_add_tab[adr];
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v = max + ac3_log_add_tab[adr];
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}
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band_psd[band++] = v;
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} while (end > ff_ac3_band_start_tab[band]);
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@ -183,7 +265,7 @@ int ff_ac3_bit_alloc_calc_mask(AC3BitAllocParameters *s, int16_t *band_psd,
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if (tmp > 0) {
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excite[band] += tmp >> 2;
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}
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mask[band] = FFMAX(ff_ac3_hearing_threshold_tab[band >> s->sr_shift][s->sr_code], excite[band]);
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mask[band] = FFMAX(ac3_hearing_threshold_tab[band >> s->sr_shift][s->sr_code], excite[band]);
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}
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/* delta bit allocation */
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@ -114,88 +114,6 @@ const uint8_t ff_eac3_default_cpl_band_struct[18] = {
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0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1
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};
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const uint8_t ff_ac3_log_add_tab[260]= {
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0x40,0x3f,0x3e,0x3d,0x3c,0x3b,0x3a,0x39,0x38,0x37,
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0x36,0x35,0x34,0x34,0x33,0x32,0x31,0x30,0x2f,0x2f,
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0x2e,0x2d,0x2c,0x2c,0x2b,0x2a,0x29,0x29,0x28,0x27,
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0x26,0x26,0x25,0x24,0x24,0x23,0x23,0x22,0x21,0x21,
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0x20,0x20,0x1f,0x1e,0x1e,0x1d,0x1d,0x1c,0x1c,0x1b,
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0x1b,0x1a,0x1a,0x19,0x19,0x18,0x18,0x17,0x17,0x16,
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0x16,0x15,0x15,0x15,0x14,0x14,0x13,0x13,0x13,0x12,
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0x12,0x12,0x11,0x11,0x11,0x10,0x10,0x10,0x0f,0x0f,
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0x0f,0x0e,0x0e,0x0e,0x0d,0x0d,0x0d,0x0d,0x0c,0x0c,
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0x0c,0x0c,0x0b,0x0b,0x0b,0x0b,0x0a,0x0a,0x0a,0x0a,
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0x0a,0x09,0x09,0x09,0x09,0x09,0x08,0x08,0x08,0x08,
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0x08,0x08,0x07,0x07,0x07,0x07,0x07,0x07,0x06,0x06,
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0x06,0x06,0x06,0x06,0x06,0x06,0x05,0x05,0x05,0x05,
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0x05,0x05,0x05,0x05,0x04,0x04,0x04,0x04,0x04,0x04,
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0x04,0x04,0x04,0x04,0x04,0x03,0x03,0x03,0x03,0x03,
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0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x03,0x02,
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0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,
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0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x01,0x01,
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0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
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0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
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0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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};
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const uint16_t ff_ac3_hearing_threshold_tab[AC3_CRITICAL_BANDS][3]= {
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{ 0x04d0,0x04f0,0x0580 },
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{ 0x04d0,0x04f0,0x0580 },
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{ 0x0440,0x0460,0x04b0 },
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{ 0x0400,0x0410,0x0450 },
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{ 0x03e0,0x03e0,0x0420 },
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{ 0x03c0,0x03d0,0x03f0 },
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{ 0x03b0,0x03c0,0x03e0 },
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{ 0x03b0,0x03b0,0x03d0 },
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{ 0x03a0,0x03b0,0x03c0 },
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{ 0x03a0,0x03a0,0x03b0 },
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{ 0x03a0,0x03a0,0x03b0 },
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{ 0x03a0,0x03a0,0x03b0 },
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{ 0x03a0,0x03a0,0x03a0 },
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{ 0x0390,0x03a0,0x03a0 },
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{ 0x0390,0x0390,0x03a0 },
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{ 0x0390,0x0390,0x03a0 },
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{ 0x0380,0x0390,0x03a0 },
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{ 0x0380,0x0380,0x03a0 },
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{ 0x0370,0x0380,0x03a0 },
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{ 0x0370,0x0380,0x03a0 },
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{ 0x0360,0x0370,0x0390 },
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{ 0x0360,0x0370,0x0390 },
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{ 0x0350,0x0360,0x0390 },
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{ 0x0350,0x0360,0x0390 },
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{ 0x0340,0x0350,0x0380 },
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{ 0x0340,0x0350,0x0380 },
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{ 0x0330,0x0340,0x0380 },
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{ 0x0320,0x0340,0x0370 },
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{ 0x0310,0x0320,0x0360 },
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{ 0x0300,0x0310,0x0350 },
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{ 0x02f0,0x0300,0x0340 },
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{ 0x02f0,0x02f0,0x0330 },
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{ 0x02f0,0x02f0,0x0320 },
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{ 0x02f0,0x02f0,0x0310 },
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{ 0x0300,0x02f0,0x0300 },
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{ 0x0310,0x0300,0x02f0 },
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{ 0x0340,0x0320,0x02f0 },
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{ 0x0390,0x0350,0x02f0 },
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{ 0x03e0,0x0390,0x0300 },
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{ 0x0420,0x03e0,0x0310 },
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{ 0x0460,0x0420,0x0330 },
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{ 0x0490,0x0450,0x0350 },
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{ 0x04a0,0x04a0,0x03c0 },
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{ 0x0460,0x0490,0x0410 },
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{ 0x0440,0x0460,0x0470 },
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{ 0x0440,0x0440,0x04a0 },
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{ 0x0520,0x0480,0x0460 },
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{ 0x0800,0x0630,0x0440 },
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{ 0x0840,0x0840,0x0450 },
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{ 0x0840,0x0840,0x04e0 },
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};
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const uint8_t ff_ac3_bap_tab[64]= {
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0, 1, 1, 1, 1, 1, 2, 2, 3, 3,
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3, 4, 4, 5, 5, 6, 6, 6, 6, 7,
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@ -34,8 +34,6 @@ extern const int ff_ac3_sample_rate_tab[];
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extern const uint16_t ff_ac3_bitrate_tab[19];
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extern const uint8_t ff_ac3_rematrix_band_tab[5];
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extern const uint8_t ff_eac3_default_cpl_band_struct[18];
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extern const uint8_t ff_ac3_log_add_tab[260];
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extern const uint16_t ff_ac3_hearing_threshold_tab[AC3_CRITICAL_BANDS][3];
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extern const uint8_t ff_ac3_bap_tab[64];
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extern const uint8_t ff_ac3_slow_decay_tab[4];
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extern const uint8_t ff_ac3_fast_decay_tab[4];
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