diff options
Diffstat (limited to 'libAACenc/src')
| -rw-r--r-- | libAACenc/src/aacenc.h | 3 | ||||
| -rw-r--r-- | libAACenc/src/aacenc_lib.cpp | 7 | ||||
| -rw-r--r-- | libAACenc/src/channel_map.cpp | 16 | ||||
| -rw-r--r-- | libAACenc/src/intensity.cpp | 9 |
4 files changed, 32 insertions, 3 deletions
diff --git a/libAACenc/src/aacenc.h b/libAACenc/src/aacenc.h index 87fc3e8..ed167c2 100644 --- a/libAACenc/src/aacenc.h +++ b/libAACenc/src/aacenc.h @@ -173,7 +173,8 @@ typedef enum { typedef enum { CH_ORDER_MPEG = 0, /*!< MPEG channel ordering (e. g. 5.1: C, L, R, SL, SR, LFE) */ - CH_ORDER_WAV /*!< WAV fileformat channel ordering (e. g. 5.1: L, R, C, LFE, SL, SR) */ + CH_ORDER_WAV, /*!< WAV fileformat channel ordering (e. g. 5.1: L, R, C, LFE, SL, SR) */ + CH_ORDER_WG4 /*!< WG4 fileformat channel ordering (e. g. 5.1: L, R, SL, SR, C, LFE) */ } CHANNEL_ORDER; diff --git a/libAACenc/src/aacenc_lib.cpp b/libAACenc/src/aacenc_lib.cpp index 49f8225..95c08b3 100644 --- a/libAACenc/src/aacenc_lib.cpp +++ b/libAACenc/src/aacenc_lib.cpp @@ -1818,6 +1818,11 @@ AACENC_ERROR aacEncoder_SetParam( if (settings->userBitrateMode != value) { switch ( value ) { case 0: + case 1: + case 2: + case 3: + case 4: + case 5: case 8: settings->userBitrateMode = value; hAacEncoder->InitFlags |= AACENC_INIT_CONFIG | AACENC_INIT_TRANSPORT; @@ -1871,7 +1876,7 @@ AACENC_ERROR aacEncoder_SetParam( break; case AACENC_CHANNELORDER: if (hAacEncoder->aacConfig.channelOrder != (CHANNEL_ORDER)value) { - if (! ((value==0) || (value==1)) ) { + if (! ((value==0) || (value==1) || (value==2)) ) { err = AACENC_INVALID_CONFIG; break; } diff --git a/libAACenc/src/channel_map.cpp b/libAACenc/src/channel_map.cpp index 559a4ce..99ed2b5 100644 --- a/libAACenc/src/channel_map.cpp +++ b/libAACenc/src/channel_map.cpp @@ -157,6 +157,18 @@ static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabWav[] = { MODE_7_1_FRONT_CENTER, { 2, 6, 7, 0, 1, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */ }; +static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabWg4[] = +{ + { MODE_INVALID, {-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1} }, /* invalid */ + { MODE_1, { 0,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1} }, /* mono */ + { MODE_2, { 0, 1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1} }, /* stereo */ + { MODE_1_2, { 2, 0, 1,-1,-1,-1,-1,-1,-1,-1,-1,-1} }, /* 3ch */ + { MODE_1_2_1, { 3, 0, 1, 2,-1,-1,-1,-1,-1,-1,-1,-1} }, /* 4ch */ + { MODE_1_2_2, { 4, 0, 1, 2, 3,-1,-1,-1,-1,-1,-1,-1} }, /* 5ch */ + { MODE_1_2_2_1, { 4, 0, 1, 2, 3, 5,-1,-1,-1,-1,-1,-1} }, /* 5.1ch */ + { MODE_1_2_2_2_1, { 6, 0, 1, 2, 3, 4, 5, 7,-1,-1,-1,-1} }, /* 7.1ch */ +}; + /* Channel mode configuration tab provides, corresponding number of channels and elements */ @@ -182,8 +194,10 @@ const INT* FDKaacEnc_getChannelAssignment(CHANNEL_MODE encMode, CHANNEL_ORDER co if (co == CH_ORDER_MPEG) pTab = assignmentInfoTabMpeg; - else + else if (co == CH_ORDER_WAV) pTab = assignmentInfoTabWav; + else + pTab = assignmentInfoTabWg4; for(i=MAX_MODES-1; i>0; i--) { if (encMode== pTab[i].encoderMode) { diff --git a/libAACenc/src/intensity.cpp b/libAACenc/src/intensity.cpp index 6d807f7..3807233 100644 --- a/libAACenc/src/intensity.cpp +++ b/libAACenc/src/intensity.cpp @@ -593,6 +593,7 @@ void FDKaacEnc_IntensityStereoProcessing( FIXP_DBL realIsScale[MAX_GROUPED_SFB]; INTENSITY_PARAMETERS isParams; INT isMask[MAX_GROUPED_SFB]; + INT lastValIs = 0, delta; FDKmemclear((void*)isBook,sfbCnt*sizeof(INT)); FDKmemclear((void*)isMask,sfbCnt*sizeof(INT)); @@ -748,6 +749,14 @@ void FDKaacEnc_IntensityStereoProcessing( isScale[sfb+sfboffs] = (INT)(((realIsScale[sfb+sfboffs]>>1)+FL2FXCONST_DBL(0.5f/(1<<(REAL_SCALE_SF+LD_DATA_SHIFT+1))))>>(DFRACT_BITS-1-REAL_SCALE_SF-LD_DATA_SHIFT-1)); } + delta = isScale[sfb+sfboffs] - lastValIs; + if (delta < -CODE_BOOK_SCF_LAV) { + isScale[sfb+sfboffs] = lastValIs - CODE_BOOK_SCF_LAV; + } else if (delta + CODE_BOOK_SCF_LAV >= (INT)(sizeof(FDKaacEnc_huff_ltabscf)/sizeof(FDKaacEnc_huff_ltabscf[0]))) { + isScale[sfb+sfboffs] = lastValIs + sizeof(FDKaacEnc_huff_ltabscf)/sizeof(FDKaacEnc_huff_ltabscf[0]) - CODE_BOOK_SCF_LAV - 1; + } + lastValIs = isScale[sfb+sfboffs]; + sfbEnergyRight[sfb+sfboffs] = FL2FXCONST_DBL(0.0f); sfbEnergyLdDataRight[sfb+sfboffs] = FL2FXCONST_DBL(-1.0f); sfbThresholdRight[sfb+sfboffs] = FL2FXCONST_DBL(0.0f); |