#include <math.h>
#include <string.h>
#include <regex.h>
+#include <sys/select.h>
#include "para.h"
#include "error.h"
#define VLCBITS 9
#define VLCMAX ((22 + VLCBITS - 1) / VLCBITS)
-DECLARE_ALIGNED(16, float, ff_sine_128[128]);
-DECLARE_ALIGNED(16, float, ff_sine_256[256]);
-DECLARE_ALIGNED(16, float, ff_sine_512[512]);
-DECLARE_ALIGNED(16, float, ff_sine_1024[1024]);
-DECLARE_ALIGNED(16, float, ff_sine_2048[2048]);
-DECLARE_ALIGNED(16, float, ff_sine_4096[4096]);
+#define SINE_WINDOW(x) float sine_ ## x[x] __aligned(16)
-static float *ff_sine_windows[6] = {
- ff_sine_128, ff_sine_256, ff_sine_512, ff_sine_1024,
- ff_sine_2048, ff_sine_4096
+SINE_WINDOW(128);
+SINE_WINDOW(256);
+SINE_WINDOW(512);
+SINE_WINDOW(1024);
+SINE_WINDOW(2048);
+SINE_WINDOW(4096);
+
+static float *sine_windows[6] = {
+ sine_128, sine_256, sine_512, sine_1024, sine_2048, sine_4096
};
/* Generate a sine window. */
for (i = 0; i < pwd->nb_block_sizes; i++) {
int n;
n = 1 << (pwd->frame_len_bits - i);
- sine_window_init(ff_sine_windows[pwd->frame_len_bits - i - 7], n);
- pwd->windows[i] = ff_sine_windows[pwd->frame_len_bits - i - 7];
+ sine_window_init(sine_windows[pwd->frame_len_bits - i - 7], n);
+ pwd->windows[i] = sine_windows[pwd->frame_len_bits - i - 7];
}
pwd->reset_block_lengths = 1;
if (pwd->use_noise_coding) {
PARA_INFO_LOG("using noise coding\n");
init_vlc(&pwd->hgain_vlc, HGAINVLCBITS,
- sizeof(ff_wma_hgain_huffbits), ff_wma_hgain_huffbits,
- ff_wma_hgain_huffcodes, 2);
+ sizeof(wma_hgain_huffbits), wma_hgain_huffbits,
+ wma_hgain_huffcodes, 2);
}
if (pwd->use_exp_vlc) {
PARA_INFO_LOG("using exp_vlc\n");
init_vlc(&pwd->exp_vlc, EXPVLCBITS,
- sizeof(ff_wma_scale_huffbits), ff_wma_scale_huffbits,
- ff_wma_scale_huffcodes, 4);
+ sizeof(wma_scale_huffbits), wma_scale_huffbits,
+ wma_scale_huffcodes, 4);
} else {
PARA_INFO_LOG("using curve\n");
wma_lsp_to_curve_init(pwd, pwd->frame_len);
val = get_bits(&pwd->gb, 3);
else
val = get_bits(&pwd->gb, 4);
- lsp_coefs[i] = ff_wma_lsp_codebook[i][val];
+ lsp_coefs[i] = wma_lsp_codebook[i][val];
}
wma_lsp_to_curve(pwd, pwd->exponents[ch], &pwd->max_exponent[ch],
/* parse spectral coefficients : just RLE encoding */
for (ch = 0; ch < pwd->ahi.channels; ch++) {
- if (pwd->channel_coded[ch]) {
- struct vlc *coef_vlc;
- int level, run, sign, tindex;
- int16_t *ptr, *eptr;
- const uint16_t *level_table, *run_table;
-
- /* special VLC tables are used for ms stereo because
- there is potentially less energy there */
- tindex = (ch == 1 && pwd->ms_stereo);
- coef_vlc = &pwd->coef_vlc[tindex];
- run_table = pwd->run_table[tindex];
- level_table = pwd->level_table[tindex];
- /* XXX: optimize */
- ptr = &pwd->coefs1[ch][0];
- eptr = ptr + nb_coefs[ch];
- memset(ptr, 0, pwd->block_len * sizeof(int16_t));
- for (;;) {
- code = get_vlc(&pwd->gb, coef_vlc->table,
- VLCBITS, VLCMAX);
- if (code < 0)
- return -1;
- if (code == 1) /* EOB */
- break;
- if (code == 0) { /* escape */
- level = get_bits(&pwd->gb, coef_nb_bits);
- /* reading block_len_bits would be better */
- run = get_bits(&pwd->gb, pwd->frame_len_bits);
- } else { /* normal code */
- run = run_table[code];
- level = level_table[code];
- }
- sign = get_bit(&pwd->gb);
- if (!sign)
- level = -level;
- ptr += run;
- if (ptr >= eptr) {
- PARA_ERROR_LOG("overflow in spectral RLE, ignoring\n");
- break;
- }
- *ptr++ = level;
- if (ptr >= eptr) /* EOB can be omitted */
- break;
+ struct vlc *coef_vlc;
+ int level, run, tindex;
+ int16_t *ptr, *eptr;
+ const uint16_t *level_table, *run_table;
+
+ if (!pwd->channel_coded[ch])
+ continue;
+ /*
+ * special VLC tables are used for ms stereo because there is
+ * potentially less energy there
+ */
+ tindex = (ch == 1 && pwd->ms_stereo);
+ coef_vlc = &pwd->coef_vlc[tindex];
+ run_table = pwd->run_table[tindex];
+ level_table = pwd->level_table[tindex];
+ /* XXX: optimize */
+ ptr = &pwd->coefs1[ch][0];
+ eptr = ptr + nb_coefs[ch];
+ memset(ptr, 0, pwd->block_len * sizeof(int16_t));
+ for (;;) {
+ code = get_vlc(&pwd->gb, coef_vlc->table,
+ VLCBITS, VLCMAX);
+ if (code < 0)
+ return -1;
+ if (code == 1) /* EOB */
+ break;
+ if (code == 0) { /* escape */
+ level = get_bits(&pwd->gb, coef_nb_bits);
+ /* reading block_len_bits would be better */
+ run = get_bits(&pwd->gb, pwd->frame_len_bits);
+ } else { /* normal code */
+ run = run_table[code];
+ level = level_table[code];
+ }
+ if (!get_bit(&pwd->gb))
+ level = -level;
+ ptr += run;
+ if (ptr >= eptr) {
+ PARA_ERROR_LOG("overflow in spectral RLE, ignoring\n");
+ break;
}
+ *ptr++ = level;
+ if (ptr >= eptr) /* EOB can be omitted */
+ break;
}
}
samples += pwd->ahi.channels * pwd->frame_len;
}
PARA_DEBUG_LOG("frame_count: %d frame_len: %d, block_len: %d, "
- "outbytes: %d, eaten: %d\n",
+ "outbytes: %zd, eaten: %d\n",
frame_count, pwd->frame_len, pwd->block_len,
(int8_t *) samples - (int8_t *) data, pwd->ahi.block_align);
*data_size = (int8_t *)samples - (int8_t *)data;
if (out_size < 128 * 1024)
return 0;
+ if (len <= WMA_FRAME_SKIP)
+ return 0;
if (!pwd) {
ret = wma_decode_init(inbuffer, len, &pwd);
if (ret <= 0)
projects / paraslash.git / blobdiff