Libav
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#include "libavutil/channel_layout.h"
#include "libavutil/common.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "get_bits.h"
#include "internal.h"
Go to the source code of this file.
Data Structures | |
struct | DssSpSubframe |
struct | DssSpFrame |
struct | DssSpContext |
Macros | |
#define | SUBFRAMES 4 |
#define | PULSE_MAX 8 |
#define | DSS_SP_FRAME_SIZE 42 |
#define | DSS_SP_SAMPLE_COUNT (66 * SUBFRAMES) |
#define | DSS_SP_FORMULA(a, b, c) ((((a) << 15) + (b) * (c)) + 0x4000) >> 15 |
Variables | |
static const uint32_t | dss_sp_combinatorial_table [PULSE_MAX][72] |
static const int16_t | dss_sp_filter_cb [14][32] |
static const uint16_t | dss_sp_fixed_cb_gain [64] |
static const int16_t | dss_sp_pulse_val [8] |
static const uint16_t | binary_decreasing_array [] |
static const uint16_t | dss_sp_unc_decreasing_array [] |
static const uint16_t | dss_sp_adaptive_gain [] |
static const int32_t | dss_sp_sinc [67] |
AVCodec | ff_dss_sp_decoder |
#define SUBFRAMES 4 |
Definition at line 31 of file dss_sp.c.
Referenced by acb_search(), comp_lpc_coeff(), dss_sp_decode_one_frame(), dss_sp_unpack_coeffs(), dss_sp_update_state(), ff_g723_1_lsp_interpolate(), formant_postfilter(), g723_1_decode_frame(), g723_1_encode_frame(), generate_noise(), pack_bitstream(), perceptual_filter(), and unpack_bitstream().
#define PULSE_MAX 8 |
Definition at line 32 of file dss_sp.c.
Referenced by dss_sp_unpack_coeffs(), gen_fcb_excitation(), and pack_fcb_param().
#define DSS_SP_FRAME_SIZE 42 |
Definition at line 34 of file dss_sp.c.
Referenced by dss_sp_decode_frame(), and dss_sp_unpack_coeffs().
#define DSS_SP_SAMPLE_COUNT (66 * SUBFRAMES) |
Definition at line 35 of file dss_sp.c.
Referenced by dss_sp_decode_frame().
Definition at line 36 of file dss_sp.c.
Referenced by dss_sp_convert_coeffs(), and dss_sp_sf_synthesis().
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Definition at line 303 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
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Definition at line 422 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
Definition at line 430 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
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Definition at line 455 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
Definition at line 466 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
Definition at line 486 of file dss_sp.c.
Referenced by dss_sp_sf_synthesis().
Definition at line 498 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
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Definition at line 509 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame(), and dss_sp_sf_synthesis().
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Definition at line 533 of file dss_sp.c.
Referenced by dss_sp_sf_synthesis().
Definition at line 555 of file dss_sp.c.
Referenced by dss_sp_sf_synthesis().
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Definition at line 566 of file dss_sp.c.
Referenced by dss_sp_sf_synthesis().
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Definition at line 581 of file dss_sp.c.
Referenced by dss_sp_sf_synthesis().
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Definition at line 589 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
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Definition at line 662 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
Definition at line 691 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
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Definition at line 699 of file dss_sp.c.
Referenced by dss_sp_decode_frame().
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Definition at line 74 of file dss_sp.c.
Referenced by dss_sp_unpack_coeffs().
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Definition at line 173 of file dss_sp.c.
Referenced by dss_sp_unpack_filter().
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Definition at line 245 of file dss_sp.c.
Referenced by dss_sp_add_pulses().
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Definition at line 256 of file dss_sp.c.
Referenced by dss_sp_add_pulses().
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Definition at line 260 of file dss_sp.c.
Referenced by dss_sp_sf_synthesis().
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Definition at line 265 of file dss_sp.c.
Referenced by dss_sp_sf_synthesis().
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Definition at line 270 of file dss_sp.c.
Referenced by dss_sp_decode_one_frame().
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Definition at line 277 of file dss_sp.c.
Referenced by dss_sp_update_state().
AVCodec ff_dss_sp_decoder |