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author | Justin Ruggles <justin.ruggles@gmail.com> | 2008-08-24 22:57:25 +0000 |
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committer | Justin Ruggles <justin.ruggles@gmail.com> | 2008-08-24 22:57:25 +0000 |
commit | c5b930e6740102987e0cdbe032a56bb144e3c77a (patch) | |
tree | b8d6a9a54867d9f15db1e9034b5f516f5e452b5a /libavcodec | |
parent | e23e4de3aeaef701fbfa1cf6c9b4d76a01f015ff (diff) | |
download | ffmpeg-c5b930e6740102987e0cdbe032a56bb144e3c77a.tar.gz |
1000l to me. committed to wrong repo. revert last commit.
Originally committed as revision 14953 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
-rw-r--r-- | libavcodec/Makefile | 2 | ||||
-rw-r--r-- | libavcodec/ac3dec.h | 14 | ||||
-rw-r--r-- | libavcodec/ac3dec_data.c | 19 |
3 files changed, 11 insertions, 24 deletions
diff --git a/libavcodec/Makefile b/libavcodec/Makefile index a138625520..e749b48343 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -27,7 +27,7 @@ OBJS-$(CONFIG_ENCODERS) += faandct.o jfdctfst.o jfdctint.o OBJS-$(CONFIG_AAC_DECODER) += aac.o aactab.o mdct.o fft.o OBJS-$(CONFIG_AASC_DECODER) += aasc.o -OBJS-$(CONFIG_AC3_DECODER) += eac3dec.o ac3dec.o ac3tab.o ac3dec_data.o ac3.o mdct.o fft.o +OBJS-$(CONFIG_AC3_DECODER) += ac3dec.o ac3tab.o ac3dec_data.o ac3.o mdct.o fft.o OBJS-$(CONFIG_AC3_ENCODER) += ac3enc.o ac3tab.o ac3.o OBJS-$(CONFIG_ALAC_DECODER) += alac.o OBJS-$(CONFIG_ALAC_ENCODER) += alacenc.o lpc.o diff --git a/libavcodec/ac3dec.h b/libavcodec/ac3dec.h index d78fa68102..9e44019b14 100644 --- a/libavcodec/ac3dec.h +++ b/libavcodec/ac3dec.h @@ -82,7 +82,7 @@ typedef struct { int phase_flags[18]; ///< phase flags (phsflg) int num_cpl_subbands; ///< number of coupling sub bands (ncplsubnd) int num_cpl_bands; ///< number of coupling bands (ncplbnd) - uint8_t cpl_band_struct[18]; ///< coupling band structure (cplbndstrc) + int cpl_band_struct[18]; ///< coupling band structure (cplbndstrc) int firstchincpl; ///< first channel in coupling int first_cpl_coords[AC3_MAX_CHANNELS]; ///< first coupling coordinates states (firstcplcos) int cpl_coords[AC3_MAX_CHANNELS][18]; ///< coupling coordinates (cplco) @@ -168,16 +168,4 @@ typedef struct { ///@} } AC3DecodeContext; -/** - * Parse the E-AC-3 frame header. - * This parses both the bit stream info and audio frame header. - */ -int ff_eac3_parse_header(AC3DecodeContext *s); - -/** - * Decode mantissas in a single channel for the entire frame. - * This is used when AHT mode is enabled. - */ -void ff_eac3_decode_transform_coeffs_aht_ch(AC3DecodeContext *s, int ch); - #endif /* FFMPEG_AC3DEC_H */ diff --git a/libavcodec/ac3dec_data.c b/libavcodec/ac3dec_data.c index 5a2312fb7b..a04bbc0c53 100644 --- a/libavcodec/ac3dec_data.c +++ b/libavcodec/ac3dec_data.c @@ -87,19 +87,18 @@ const int16_t ff_eac3_gaq_remap_2_4_a[9][2] = { /** * Table E3.6, Gk=2 & Gk=4, B * Large mantissa inverse quantization, negative mantissa remapping offsets - * Table values from the spec are right-shifted by 8 to simplify calculations. * ff_eac3_gaq_remap_3_4_b[hebap-8][Gk=2,4] */ const int16_t ff_eac3_gaq_remap_2_4_b[9][2] = { - { -22, -5 }, - { -46, -20 }, - { -56, -26 }, - { -60, -29 }, - { -62, -31 }, - { -63, -32 }, - { -64, -32 }, - { -64, -32 }, - { -64, -32 }, + { -5461, -1170}, + { -11703, -4915}, + { -14199, -6606}, + { -15327, -7412}, + { -15864, -7805}, + { -16126, -7999}, + { -16255, -8096}, + { -16320, -8144}, + { -16352, -8168} }; static const int16_t vq_hebap1[4][6] = { |