Searched refs:lsf (Results 1 - 11 of 11) sorted by relevance
/netgear-WNDR4500-V1.0.1.40_1.0.68/ap/gpl/minidlna/ffmpeg-0.5.1/libavcodec/ |
H A D | mpegaudio.c | 31 int ff_mpa_l2_select_table(int bitrate, int nb_channels, int freq, int lsf) argument 36 if (!lsf) {
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H A D | mp3_header_decompress_bsf.c | 32 int lsf, mpeg25, bitrate_index, frame_size; local 49 lsf = sample_rate < (24000+32000)/2; 52 sample_rate= ff_mpa_freq_tab[sample_rate_index] >> (lsf + mpeg25); //in case sample rate is a little off 55 frame_size = ff_mpa_bitrate_tab[lsf][2][bitrate_index>>1]; 56 frame_size = (frame_size * 144000) / (sample_rate << lsf) + (bitrate_index&1); 77 if(lsf){
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H A D | mpegaudiodecheader.c | 38 s->lsf = (header & (1<<19)) ? 0 : 1; 41 s->lsf = 1; 48 sample_rate = ff_mpa_freq_tab[sample_rate_index] >> (s->lsf + mpeg25); 49 sample_rate_index += 3 * (s->lsf + mpeg25); 69 frame_size = ff_mpa_bitrate_tab[s->lsf][s->layer - 1][bitrate_index]; 82 frame_size = (frame_size * 144000) / (sample_rate << s->lsf);
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H A D | lsp.h | 45 * \param lsf normalized LSF coefficients (0 <= (2.13) < 0x2000 * PI) 48 * \remark It is safe to pass the same array into the lsf and lsp parameters. 50 void ff_acelp_lsf2lsp(int16_t *lsp, const int16_t *lsf, int lp_order);
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H A D | mpegaudio.h | 50 /* header + layer + bitrate + freq + lsf/mpeg25 */ 103 int lsf; 138 int ff_mpa_l2_select_table(int bitrate, int nb_channels, int freq, int lsf);
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H A D | lsp.c | 49 void ff_acelp_lsf2lsp(int16_t *lsp, const int16_t *lsf, int lp_order) argument 53 /* Convert LSF to LSP, lsp=cos(lsf) */ 56 lsp[i] = ff_cos(lsf[i] * 20861 >> 15); // divide by PI and (0,13) -> (0,14)
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H A D | mpegaudioenc.c | 44 int lsf; /* 1 if mpeg2 low bitrate selected */ member in struct:MpegAudioContext 87 s->lsf = 0; 92 s->lsf = 1; 104 if (ff_mpa_bitrate_tab[s->lsf][1][i] == bitrate) 123 table = ff_mpa_l2_select_table(bitrate, s->nb_channels, freq, s->lsf); 625 put_bits(p, 1, 1 - s->lsf); /* 1 = mpeg1 ID, 0 = mpeg2 lsf ID */
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H A D | mpegaudio_parser.c | 40 /* header + layer + bitrate + freq + lsf/mpeg25 */ 70 if (s->lsf)
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H A D | mpegaudiodec.c | 34 * - test lsf / mpeg25 extensively. 1197 s->sample_rate, s->lsf); 1659 if (!s->lsf) { 1952 if (s->lsf) { 1986 if (s->lsf) 2020 if (!s->lsf) 2060 if (!s->lsf) { 2211 s->avctx->frame_size = s->lsf ? 576 : 1152;
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/netgear-WNDR4500-V1.0.1.40_1.0.68/ap/gpl/minidlna/ffmpeg-0.5.1/libavformat/ |
H A D | nutenc.c | 47 int lsf, mpeg25, sample_rate_index, bitrate_index, frame_size; local 51 lsf = sample_rate < (24000+32000)/2; 53 sample_rate <<= lsf + mpeg25; 58 sample_rate= ff_mpa_freq_tab[sample_rate_index] >> (lsf + mpeg25); 61 frame_size = ff_mpa_bitrate_tab[lsf][layer-1][bitrate_index>>1]; 62 frame_size = (frame_size * 144000) / (sample_rate << lsf) + (bitrate_index&1); 68 header |= (!lsf)<<19;
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H A D | mp3.c | 420 url_fseek(s->pb, xing_offtbl[c.lsf == 1][c.nb_channels == 1], SEEK_CUR); 446 spf = c.lsf ? 576 : 1152; /* Samples per frame, layer 3 */
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