From a84864deb7c36b88f104f3116552d52d1ce64045 Mon Sep 17 00:00:00 2001 From: Jean-Michel Trivi Date: Thu, 8 Aug 2013 18:25:28 -0700 Subject: SBR header period AAC encoder: Connect SBR and PS header repetition rate with AACENC_HEADER_PERIOD parameter of the encoder API. Bug 9428126 Change-Id: Ia1ab965de9eaa2ac229d0c395a337cbd4d20cba1 --- libSBRenc/src/sbr_encoder.cpp | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) (limited to 'libSBRenc/src/sbr_encoder.cpp') diff --git a/libSBRenc/src/sbr_encoder.cpp b/libSBRenc/src/sbr_encoder.cpp index ac0c869..d7ecae5 100644 --- a/libSBRenc/src/sbr_encoder.cpp +++ b/libSBRenc/src/sbr_encoder.cpp @@ -103,7 +103,7 @@ amm-info@iis.fraunhofer.de #define SBRENCODER_LIB_VL0 3 #define SBRENCODER_LIB_VL1 3 -#define SBRENCODER_LIB_VL2 1 +#define SBRENCODER_LIB_VL2 2 @@ -1462,6 +1462,7 @@ INT FDKsbrEnc_EnvInit ( AUDIO_OBJECT_TYPE aot, int nBitstrDelay, int nElement, + const int headerPeriod, ULONG statesInitFlag ,UCHAR *dynamic_RAM ) @@ -1521,9 +1522,16 @@ INT FDKsbrEnc_EnvInit ( hSbrElement->sbrBitstreamData.CountSendHeaderData = 0; if (params->SendHeaderDataTime > 0 ) { - hSbrElement->sbrBitstreamData.NrSendHeaderData = (INT)(params->SendHeaderDataTime * hSbrElement->sbrConfigData.sampleFreq + if (headerPeriod==-1) { + + hSbrElement->sbrBitstreamData.NrSendHeaderData = (INT)(params->SendHeaderDataTime * hSbrElement->sbrConfigData.sampleFreq / (1000 * hSbrElement->sbrConfigData.frameSize)); - hSbrElement->sbrBitstreamData.NrSendHeaderData = fixMax(hSbrElement->sbrBitstreamData.NrSendHeaderData,1); + hSbrElement->sbrBitstreamData.NrSendHeaderData = fixMax(hSbrElement->sbrBitstreamData.NrSendHeaderData,1); + } + else { + /* assure header period at least once per second */ + hSbrElement->sbrBitstreamData.NrSendHeaderData = fixMin(fixMax(headerPeriod,1),(hSbrElement->sbrConfigData.sampleFreq/hSbrElement->sbrConfigData.frameSize)); + } } else { hSbrElement->sbrBitstreamData.NrSendHeaderData = 0; @@ -1723,6 +1731,7 @@ INT sbrEncoder_Init( AUDIO_OBJECT_TYPE *aot, int *delay, int transformFactor, + const int headerPeriod, ULONG statesInitFlag ) { @@ -1962,6 +1971,7 @@ INT sbrEncoder_Init( *aot, nBitstrDelay, el, + headerPeriod, statesInitFlag ,hSbrEncoder->dynamicRam ); -- cgit v1.2.3