diff options
Diffstat (limited to 'libAACenc')
| -rw-r--r-- | libAACenc/src/aacenc_lib.cpp | 11 | ||||
| -rw-r--r-- | libAACenc/src/metadata_compressor.cpp | 10 |
2 files changed, 13 insertions, 8 deletions
diff --git a/libAACenc/src/aacenc_lib.cpp b/libAACenc/src/aacenc_lib.cpp index 161ed1c..a256f05 100644 --- a/libAACenc/src/aacenc_lib.cpp +++ b/libAACenc/src/aacenc_lib.cpp @@ -98,7 +98,7 @@ amm-info@iis.fraunhofer.de /* Encoder library info */ #define AACENCODER_LIB_VL0 3 #define AACENCODER_LIB_VL1 4 -#define AACENCODER_LIB_VL2 6 +#define AACENCODER_LIB_VL2 7 #define AACENCODER_LIB_TITLE "AAC Encoder" #define AACENCODER_LIB_BUILD_DATE __DATE__ #define AACENCODER_LIB_BUILD_TIME __TIME__ @@ -759,6 +759,7 @@ AACENC_ERROR FDKaacEnc_AdjustEncSettings(HANDLE_AACENCODER hAacEncoder, /* Allow metadata support */ case AOT_AAC_LC: case AOT_SBR: + case AOT_PS: hAacEncoder->metaDataAllowed = 1; if (((INT)hAacConfig->channelMode < 1) || ((INT)hAacConfig->channelMode > 7)) { config->userMetaDataMode = 0; @@ -1337,8 +1338,12 @@ AACENC_ERROR aacEncEncode( for (i=0; i<(INT)nMetaDataExtensions; i++) { /* Get meta data extension payload. */ hAacEncoder->extPayload[nExtensions++] = pMetaDataExtPayload[i]; } - if (matrix_mixdown_idx!=-1) { /* Set matrix mixdown coefficient. */ - UINT pceValue = (UINT)( (1<<3) | ((matrix_mixdown_idx&0x2)<<1) | 1 ); + + if ( (matrix_mixdown_idx!=-1) + && ((hAacEncoder->extParam.userChannelMode==MODE_1_2_2)||(hAacEncoder->extParam.userChannelMode==MODE_1_2_2_1)) ) + { + /* Set matrix mixdown coefficient. */ + UINT pceValue = (UINT)( (1<<3) | ((matrix_mixdown_idx&0x3)<<1) | 1 ); if (hAacEncoder->extParam.userPceAdditions != pceValue) { hAacEncoder->extParam.userPceAdditions = pceValue; hAacEncoder->InitFlags |= AACENC_INIT_TRANSPORT; diff --git a/libAACenc/src/metadata_compressor.cpp b/libAACenc/src/metadata_compressor.cpp index a96afbf..6fd8266 100644 --- a/libAACenc/src/metadata_compressor.cpp +++ b/libAACenc/src/metadata_compressor.cpp @@ -421,7 +421,7 @@ static FIXP_DBL tc2Coeff( result = f2Pow(-exponent, DFRACT_BITS-1-METADATA_FRACT_BITS, &e_res); /* result = 1.0 - exp(-1.0/((t) * (f))) */ - result = FL2FXCONST_DBL(1.0f) - scaleValue(result, e_res); + result = (FIXP_DBL)MAXVAL_DBL - scaleValue(result, e_res); return result; } @@ -832,12 +832,12 @@ INT FDK_DRC_Generator_Calc( FIXP_DBL accu; /* drcComp->smoothLevel[i] = (1-alpha) * drcComp->smoothLevel[i] + alpha * level; */ - accu = fMult((FL2FXCONST_DBL(1.f)-alpha), drcComp->smoothLevel[i]); + accu = fMult(((FIXP_DBL)MAXVAL_DBL-alpha), drcComp->smoothLevel[i]); accu += fMult(alpha,level); drcComp->smoothLevel[i] = accu; /* drcComp->smoothGain[i] = (1-alpha) * drcComp->smoothGain[i] + alpha * gain; */ - accu = fMult((FL2FXCONST_DBL(1.f)-alpha), drcComp->smoothGain[i]); + accu = fMult(((FIXP_DBL)MAXVAL_DBL-alpha), drcComp->smoothGain[i]); accu += fMult(alpha,gain); drcComp->smoothGain[i] = accu; } @@ -941,7 +941,7 @@ INT FDK_DRC_Generator_Calc( if ((drcComp->channelIdx[LS] >= 0) && (drcComp->channelIdx[LS2] >= 0)) tmp = fMult(FL2FXCONST_DBL(0.707f), tmp); /* 7.1ch */ /*if ((drcComp->channelIdx[RS] >= 0) && (drcComp->channelIdx[RS2] >= 0)) tmp *=0.707f;*/ /* 7.1ch */ if (drcComp->channelIdx[S] >= 0) tmp += fMultDiv2(slev, fMult(FL2FXCONST_DBL(0.7f), (FIXP_PCM)pSamples[drcComp->channelIdx[S]]))>>(DOWNMIX_SHIFT-1); /* S */ - if (drcComp->channelIdx[C] >= 0) tmp += fMultDiv2(clev, (FIXP_PCM)pSamples[drcComp->channelIdx[C]])>>(DOWNMIX_SHIFT-1); /* C */ + if (drcComp->channelIdx[C] >= 0) tmp += fMult(clev, (FIXP_PCM)pSamples[drcComp->channelIdx[C]])>>(DOWNMIX_SHIFT-1); /* C (2*clev) */ tmp += (FX_PCM2FX_DBL((FIXP_PCM)pSamples[drcComp->channelIdx[L]])>>DOWNMIX_SHIFT); /* L */ tmp += (FX_PCM2FX_DBL((FIXP_PCM)pSamples[drcComp->channelIdx[R]])>>DOWNMIX_SHIFT); /* R */ @@ -973,7 +973,7 @@ INT FDK_DRC_Generator_Calc( * + 0.2f*2^(-METADATA_FRACT_BITS) + drcComp->smoothGain[i] */ peak[i] = fMult((FIXP_DBL)(10<<(METADATA_FRACT_BITS+LD_DATA_SHIFT)), fMult( FL2FX_DBL(2*0.30102999566398119521373889472449f), ld_peak)); - peak[i] += (FL2FX_DBL(0.2f)>>METADATA_INT_BITS); /* add a little bit headroom */ + peak[i] += (FL2FX_DBL(0.5f)>>METADATA_INT_BITS); /* add a little bit headroom */ peak[i] += drcComp->smoothGain[i]; } |