diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2010-05-11 19:52:42 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2010-05-11 19:52:42 +0000 |
| commit | b91d46614df189e7905538e7f5c4ed9c7ed0d274 (patch) | |
| tree | 003eba00b838e5773d657dd802fecf18b08101c8 /libavcodec/mpegaudio_tablegen.h | |
| parent | 495af353dbb0f0f4792baecc63a45ef563f80e44 (diff) | |
float based mp1/mp2/mp3 decoders.
Originally committed as revision 23095 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/mpegaudio_tablegen.h')
| -rw-r--r-- | libavcodec/mpegaudio_tablegen.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/mpegaudio_tablegen.h b/libavcodec/mpegaudio_tablegen.h index 9d056cb253..56bf408641 100644 --- a/libavcodec/mpegaudio_tablegen.h +++ b/libavcodec/mpegaudio_tablegen.h @@ -37,6 +37,8 @@ static int8_t table_4_3_exp[TABLE_4_3_SIZE]; static uint32_t table_4_3_value[TABLE_4_3_SIZE]; static uint32_t exp_table[512]; static uint32_t expval_table[512][16]; +static float exp_table_float[512]; +static float expval_table_float[512][16]; static void mpegaudio_tableinit(void) { @@ -58,8 +60,10 @@ static void mpegaudio_tableinit(void) for (value = 0; value < 16; value++) { double f = (double)value * cbrtf(value) * pow(2, (exponent - 400) * 0.25 + FRAC_BITS + 5); expval_table[exponent][value] = llrint(f); + expval_table_float[exponent][value] = f; } exp_table[exponent] = expval_table[exponent][1]; + exp_table_float[exponent] = expval_table_float[exponent][1]; } } #endif /* CONFIG_HARDCODED_TABLES */ |