X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fqdm2.c;h=55d9e3f31df32a48966281bd898c5ef3cefd1cc7;hb=77140279d33006f1d949ee3717af67204dc519c6;hp=339fe4b70a6b7f8be8ea575d20d2ca44d406763f;hpb=27f2e211aa6d0f9b5b4e4c04d3a3567423085d49;p=ffmpeg diff --git a/libavcodec/qdm2.c b/libavcodec/qdm2.c index 339fe4b70a6..55d9e3f31df 100644 --- a/libavcodec/qdm2.c +++ b/libavcodec/qdm2.c @@ -44,7 +44,6 @@ #include "mpegaudiodsp.h" #include "mpegaudio.h" -#include "qdm2data.h" #include "qdm2_tablegen.h" #undef NDEBUG @@ -197,173 +196,11 @@ typedef struct { int noise_idx; ///< index for dithering noise table } QDM2Context; - -static VLC vlc_tab_level; -static VLC vlc_tab_diff; -static VLC vlc_tab_run; -static VLC fft_level_exp_alt_vlc; -static VLC fft_level_exp_vlc; -static VLC fft_stereo_exp_vlc; -static VLC fft_stereo_phase_vlc; -static VLC vlc_tab_tone_level_idx_hi1; -static VLC vlc_tab_tone_level_idx_mid; -static VLC vlc_tab_tone_level_idx_hi2; -static VLC vlc_tab_type30; -static VLC vlc_tab_type34; -static VLC vlc_tab_fft_tone_offset[5]; - -static const uint16_t qdm2_vlc_offs[] = { - 0,260,566,598,894,1166,1230,1294,1678,1950,2214,2278,2310,2570,2834,3124,3448,3838, -}; - static const int switchtable[23] = { 0, 5, 1, 5, 5, 5, 5, 5, 2, 5, 5, 5, 5, 5, 5, 5, 3, 5, 5, 5, 5, 5, 4 }; -static av_cold void qdm2_init_vlc(void) -{ - static VLC_TYPE qdm2_table[3838][2]; - - vlc_tab_level.table = &qdm2_table[qdm2_vlc_offs[0]]; - vlc_tab_level.table_allocated = qdm2_vlc_offs[1] - qdm2_vlc_offs[0]; - init_vlc(&vlc_tab_level, 8, 24, - vlc_tab_level_huffbits, 1, 1, - vlc_tab_level_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_diff.table = &qdm2_table[qdm2_vlc_offs[1]]; - vlc_tab_diff.table_allocated = qdm2_vlc_offs[2] - qdm2_vlc_offs[1]; - init_vlc(&vlc_tab_diff, 8, 37, - vlc_tab_diff_huffbits, 1, 1, - vlc_tab_diff_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_run.table = &qdm2_table[qdm2_vlc_offs[2]]; - vlc_tab_run.table_allocated = qdm2_vlc_offs[3] - qdm2_vlc_offs[2]; - init_vlc(&vlc_tab_run, 5, 6, - vlc_tab_run_huffbits, 1, 1, - vlc_tab_run_huffcodes, 1, 1, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - fft_level_exp_alt_vlc.table = &qdm2_table[qdm2_vlc_offs[3]]; - fft_level_exp_alt_vlc.table_allocated = qdm2_vlc_offs[4] - - qdm2_vlc_offs[3]; - init_vlc(&fft_level_exp_alt_vlc, 8, 28, - fft_level_exp_alt_huffbits, 1, 1, - fft_level_exp_alt_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - fft_level_exp_vlc.table = &qdm2_table[qdm2_vlc_offs[4]]; - fft_level_exp_vlc.table_allocated = qdm2_vlc_offs[5] - qdm2_vlc_offs[4]; - init_vlc(&fft_level_exp_vlc, 8, 20, - fft_level_exp_huffbits, 1, 1, - fft_level_exp_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - fft_stereo_exp_vlc.table = &qdm2_table[qdm2_vlc_offs[5]]; - fft_stereo_exp_vlc.table_allocated = qdm2_vlc_offs[6] - - qdm2_vlc_offs[5]; - init_vlc(&fft_stereo_exp_vlc, 6, 7, - fft_stereo_exp_huffbits, 1, 1, - fft_stereo_exp_huffcodes, 1, 1, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - fft_stereo_phase_vlc.table = &qdm2_table[qdm2_vlc_offs[6]]; - fft_stereo_phase_vlc.table_allocated = qdm2_vlc_offs[7] - - qdm2_vlc_offs[6]; - init_vlc(&fft_stereo_phase_vlc, 6, 9, - fft_stereo_phase_huffbits, 1, 1, - fft_stereo_phase_huffcodes, 1, 1, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_tone_level_idx_hi1.table = - &qdm2_table[qdm2_vlc_offs[7]]; - vlc_tab_tone_level_idx_hi1.table_allocated = qdm2_vlc_offs[8] - - qdm2_vlc_offs[7]; - init_vlc(&vlc_tab_tone_level_idx_hi1, 8, 20, - vlc_tab_tone_level_idx_hi1_huffbits, 1, 1, - vlc_tab_tone_level_idx_hi1_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_tone_level_idx_mid.table = - &qdm2_table[qdm2_vlc_offs[8]]; - vlc_tab_tone_level_idx_mid.table_allocated = qdm2_vlc_offs[9] - - qdm2_vlc_offs[8]; - init_vlc(&vlc_tab_tone_level_idx_mid, 8, 24, - vlc_tab_tone_level_idx_mid_huffbits, 1, 1, - vlc_tab_tone_level_idx_mid_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_tone_level_idx_hi2.table = - &qdm2_table[qdm2_vlc_offs[9]]; - vlc_tab_tone_level_idx_hi2.table_allocated = qdm2_vlc_offs[10] - - qdm2_vlc_offs[9]; - init_vlc(&vlc_tab_tone_level_idx_hi2, 8, 24, - vlc_tab_tone_level_idx_hi2_huffbits, 1, 1, - vlc_tab_tone_level_idx_hi2_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_type30.table = &qdm2_table[qdm2_vlc_offs[10]]; - vlc_tab_type30.table_allocated = qdm2_vlc_offs[11] - qdm2_vlc_offs[10]; - init_vlc(&vlc_tab_type30, 6, 9, - vlc_tab_type30_huffbits, 1, 1, - vlc_tab_type30_huffcodes, 1, 1, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_type34.table = &qdm2_table[qdm2_vlc_offs[11]]; - vlc_tab_type34.table_allocated = qdm2_vlc_offs[12] - qdm2_vlc_offs[11]; - init_vlc(&vlc_tab_type34, 5, 10, - vlc_tab_type34_huffbits, 1, 1, - vlc_tab_type34_huffcodes, 1, 1, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_fft_tone_offset[0].table = - &qdm2_table[qdm2_vlc_offs[12]]; - vlc_tab_fft_tone_offset[0].table_allocated = qdm2_vlc_offs[13] - - qdm2_vlc_offs[12]; - init_vlc(&vlc_tab_fft_tone_offset[0], 8, 23, - vlc_tab_fft_tone_offset_0_huffbits, 1, 1, - vlc_tab_fft_tone_offset_0_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_fft_tone_offset[1].table = - &qdm2_table[qdm2_vlc_offs[13]]; - vlc_tab_fft_tone_offset[1].table_allocated = qdm2_vlc_offs[14] - - qdm2_vlc_offs[13]; - init_vlc(&vlc_tab_fft_tone_offset[1], 8, 28, - vlc_tab_fft_tone_offset_1_huffbits, 1, 1, - vlc_tab_fft_tone_offset_1_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_fft_tone_offset[2].table = - &qdm2_table[qdm2_vlc_offs[14]]; - vlc_tab_fft_tone_offset[2].table_allocated = qdm2_vlc_offs[15] - - qdm2_vlc_offs[14]; - init_vlc(&vlc_tab_fft_tone_offset[2], 8, 32, - vlc_tab_fft_tone_offset_2_huffbits, 1, 1, - vlc_tab_fft_tone_offset_2_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_fft_tone_offset[3].table = - &qdm2_table[qdm2_vlc_offs[15]]; - vlc_tab_fft_tone_offset[3].table_allocated = qdm2_vlc_offs[16] - - qdm2_vlc_offs[15]; - init_vlc(&vlc_tab_fft_tone_offset[3], 8, 35, - vlc_tab_fft_tone_offset_3_huffbits, 1, 1, - vlc_tab_fft_tone_offset_3_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); - - vlc_tab_fft_tone_offset[4].table = - &qdm2_table[qdm2_vlc_offs[16]]; - vlc_tab_fft_tone_offset[4].table_allocated = qdm2_vlc_offs[17] - - qdm2_vlc_offs[16]; - init_vlc(&vlc_tab_fft_tone_offset[4], 8, 38, - vlc_tab_fft_tone_offset_4_huffbits, 1, 1, - vlc_tab_fft_tone_offset_4_huffcodes, 2, 2, - INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE); -} - -static int qdm2_get_vlc(GetBitContext *gb, VLC *vlc, int flag, int depth) +static int qdm2_get_vlc(GetBitContext *gb, const VLC *vlc, int flag, int depth) { int value; @@ -392,7 +229,7 @@ static int qdm2_get_vlc(GetBitContext *gb, VLC *vlc, int flag, int depth) return value; } -static int qdm2_get_se_vlc(VLC *vlc, GetBitContext *gb, int depth) +static int qdm2_get_se_vlc(const VLC *vlc, GetBitContext *gb, int depth) { int value = qdm2_get_vlc(gb, vlc, 0, depth);