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authorJustin Ruggles <justin.ruggles@gmail.com>2008-08-24 22:57:25 +0000
committerJustin Ruggles <justin.ruggles@gmail.com>2008-08-24 22:57:25 +0000
commitc5b930e6740102987e0cdbe032a56bb144e3c77a (patch)
treeb8d6a9a54867d9f15db1e9034b5f516f5e452b5a /libavcodec
parente23e4de3aeaef701fbfa1cf6c9b4d76a01f015ff (diff)
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/Makefile2
-rw-r--r--libavcodec/ac3dec.h14
-rw-r--r--libavcodec/ac3dec_data.c19
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] = {