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< li class = "navelem" > < a class = "el" href = "../../d8/daf/namespaceshaka.html" > shaka< / a > < / li > < li class = "navelem" > < b > media< / b > < / li > < li class = "navelem" > < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html" > AACAudioSpecificConfig< / a > < / li > < / ul >
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< a href = "#pub-types" > Public Types< / a > |
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< a href = "#pub-methods" > Public Member Functions< / a > |
< a href = "#pub-static-attribs" > Static Public Attributes< / a > |
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< a href = "../../db/d84/classshaka_1_1media_1_1AACAudioSpecificConfig-members.html" > List of all members< / a > < / div >
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< div class = "headertitle" >
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< div class = "title" > shaka::media::AACAudioSpecificConfig Class Reference< / div > < / div >
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< div class = "contents" >
< p > < code > #include < < a class = "el" href = "../../d2/d7e/aac__audio__specific__config_8h_source.html" > aac_audio_specific_config.h< / a > > < / code > < / p >
< table class = "memberdecls" >
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< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "pub-types" > < / a >
Public Types< / h2 > < / td > < / tr >
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< tr class = "memitem:a95aa01cb20735ed47ffb4dbc730fc1f5" > < td class = "memItemLeft" align = "right" valign = "top" > < a id = "a95aa01cb20735ed47ffb4dbc730fc1f5" > < / a > enum   < / td > < td class = "memItemRight" valign = "bottom" > < b > AudioObjectType< / b > { < br / >
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    < b > AOT_NULL< / b > = 0,
< b > AOT_AAC_MAIN< / b > = 1,
< b > AOT_AAC_LC< / b > = 2,
< b > AOT_AAC_SSR< / b > = 3,
< br / >
    < b > AOT_AAC_LTP< / b > = 4,
< b > AOT_SBR< / b > = 5,
< b > AOT_AAC_SCALABLE< / b > = 6,
< b > AOT_TWINVQ< / b > = 7,
< br / >
    < b > AOT_CELP< / b > = 8,
< b > AOT_HVXC< / b > = 9,
< b > AOT_TTSI< / b > = 12,
< b > AOT_MAINSYNTH< / b > = 13,
< br / >
    < b > AOT_WAVESYNTH< / b > = 14,
< b > AOT_MIDI< / b > = 15,
< b > AOT_SAFX< / b > = 16,
< b > AOT_ER_AAC_LC< / b > = 17,
< br / >
    < b > AOT_ER_AAC_LTP< / b > = 19,
< b > AOT_ER_AAC_SCALABLE< / b > = 20,
< b > AOT_ER_TWINVQ< / b > = 21,
< b > AOT_ER_BSAC< / b > = 22,
< br / >
    < b > AOT_ER_AAC_LD< / b > = 23,
< b > AOT_ER_CELP< / b > = 24,
< b > AOT_ER_HVXC< / b > = 25,
< b > AOT_ER_HILN< / b > = 26,
< br / >
    < b > AOT_ER_PARAM< / b > = 27,
< b > AOT_SSC< / b > = 28,
< b > AOT_PS< / b > = 29,
< b > AOT_SURROUND< / b > = 30,
< br / >
    < b > AOT_ESCAPE< / b > = 31,
< b > AOT_L1< / b > = 32,
< b > AOT_L2< / b > = 33,
< b > AOT_L3< / b > = 34,
< br / >
    < b > AOT_DST< / b > = 35,
< b > AOT_ALS< / b > = 36,
< b > AOT_SLS< / b > = 37,
< b > AOT_SLS_NON_CORE< / b > = 38,
< br / >
    < b > AOT_ER_AAC_ELD< / b > = 39,
< b > AOT_SMR_SIMPLE< / b > = 40,
< b > AOT_SMR_MAIN< / b > = 41,
< b > AOT_USAC_NOSBR< / b > = 42,
< br / >
    < b > AOT_SAOC< / b > = 43,
< b > AOT_LD_SURROUND< / b > = 44,
< b > AOT_USAC< / b > = 45
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< br / >
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}< / td > < / tr >
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< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "pub-methods" > < / a >
Public Member Functions< / h2 > < / td > < / tr >
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< tr class = "memitem:a6b3deca725a42113bf7303387ab74f0f" > < td class = "memItemLeft" align = "right" valign = "top" > virtual bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#a6b3deca725a42113bf7303387ab74f0f" > Parse< / a > (const std::vector< uint8_t > & data)< / td > < / tr >
< tr class = "separator:a6b3deca725a42113bf7303387ab74f0f" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:a5cde95e7125bcee23be34a00a92f4097" > < td class = "memItemLeft" align = "right" valign = "top" > virtual bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#a5cde95e7125bcee23be34a00a92f4097" > ConvertToADTS< / a > (const uint8_t *data, size_t data_size, std::vector< uint8_t > *audio_frame) const< / td > < / tr >
< tr class = "separator:a5cde95e7125bcee23be34a00a92f4097" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:ae7936da4be5297ea78e0cbbb0f167941" > < td class = "memItemLeft" align = "right" valign = "top" > AudioObjectType  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#ae7936da4be5297ea78e0cbbb0f167941" > GetAudioObjectType< / a > () const< / td > < / tr >
< tr class = "separator:ae7936da4be5297ea78e0cbbb0f167941" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a784e2b9e2371c8757c9a5cae62935c68" > < td class = "memItemLeft" align = "right" valign = "top" > uint32_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#a784e2b9e2371c8757c9a5cae62935c68" > GetSamplesPerSecond< / a > () const< / td > < / tr >
< tr class = "separator:a784e2b9e2371c8757c9a5cae62935c68" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a92165f6d17f688cbf39693686b2c0feb" > < td class = "memItemLeft" align = "right" valign = "top" > uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#a92165f6d17f688cbf39693686b2c0feb" > GetNumChannels< / a > () const< / td > < / tr >
< tr class = "separator:a92165f6d17f688cbf39693686b2c0feb" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:aa32c2ae4bc59f5ced62cfb0acf283850" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#aa32c2ae4bc59f5ced62cfb0acf283850" > sbr_present< / a > () const< / td > < / tr >
< tr class = "separator:aa32c2ae4bc59f5ced62cfb0acf283850" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a9271c9f0d8ef8029da8bd48baa7a757b" > < td class = "memItemLeft" align = "right" valign = "top" > < a id = "a9271c9f0d8ef8029da8bd48baa7a757b" > < / a >
void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#a9271c9f0d8ef8029da8bd48baa7a757b" > set_sbr_present< / a > (bool < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#aa32c2ae4bc59f5ced62cfb0acf283850" > sbr_present< / a > )< / td > < / tr >
< tr class = "memdesc:a9271c9f0d8ef8029da8bd48baa7a757b" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Indicate whether SBR is present in the stream. < br / > < / td > < / tr >
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< / table > < table class = "memberdecls" >
< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "pub-static-attribs" > < / a >
Static Public Attributes< / h2 > < / td > < / tr >
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< tr class = "memitem:a233ffcb063079b9ca34863c48d4a19e1" > < td class = "memItemLeft" align = "right" valign = "top" > < a id = "a233ffcb063079b9ca34863c48d4a19e1" > < / a >
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static const size_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d0/da2/classshaka_1_1media_1_1AACAudioSpecificConfig.html#a233ffcb063079b9ca34863c48d4a19e1" > kADTSHeaderSize< / a > = 7< / td > < / tr >
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< tr class = "memdesc:a233ffcb063079b9ca34863c48d4a19e1" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Size in bytes of the ADTS header added by ConvertEsdsToADTS(). < br / > < / td > < / tr >
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< / table >
< a name = "details" id = "details" > < / a > < h2 class = "groupheader" > Detailed Description< / h2 >
< div class = "textblock" > < p > This class parses the AAC information from decoder specific information embedded in the < b > esds< / b > box in an ISO BMFF file. Please refer to ISO 14496 Part 3 Table 1.13 - Syntax of AudioSpecificConfig for more details. < / p >
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< p class = "definition" > Definition at line < a class = "el" href = "../../d2/d7e/aac__audio__specific__config_8h_source.html#l00023" > 23< / a > of file < a class = "el" href = "../../d2/d7e/aac__audio__specific__config_8h_source.html" > aac_audio_specific_config.h< / a > .< / p >
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< / div > < h2 class = "groupheader" > Member Function Documentation< / h2 >
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< a id = "a5cde95e7125bcee23be34a00a92f4097" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a5cde95e7125bcee23be34a00a92f4097" > ◆ < / a > < / span > ConvertToADTS()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
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< table class = "mlabels" >
< tr >
< td class = "mlabels-left" >
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< table class = "memname" >
< tr >
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< td class = "memname" > bool shaka::media::AACAudioSpecificConfig::ConvertToADTS < / td >
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< td > (< / td >
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< td class = "paramtype" > const uint8_t *  < / td >
< td class = "paramname" > < em > data< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > size_t  < / td >
< td class = "paramname" > < em > data_size< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > std::vector< uint8_t > *  < / td >
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< td class = "paramname" > < em > audio_frame< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > const< / td >
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< / tr >
< / table >
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< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > virtual< / span > < / span > < / td >
< / tr >
< / table >
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< / div > < div class = "memdoc" >
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< p > Convert a raw AAC frame into an AAC frame with an ADTS header. < / p > < dl class = "params" > < dt > Parameters< / dt > < dd >
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< table class = "params" >
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< tr > < td class = "paramdir" > < / td > < td class = "paramname" > data< / td > < td > points to the raw AAC frame to be converted. < / td > < / tr >
< tr > < td class = "paramdir" > < / td > < td class = "paramname" > data_size< / td > < td > the size of a raw AAC frame. < / td > < / tr >
< tr > < td class = "paramdir" > [out]< / td > < td class = "paramname" > audio_frame< / td > < td > contains the converted frame if successful; it is untouched on failure. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > true on success, false otherwise. < / dd > < / dl >
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< p class = "definition" > Definition at line < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html#l00140" > 140< / a > of file < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html" > aac_audio_specific_config.cc< / a > .< / p >
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< / div >
< / div >
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< a id = "ae7936da4be5297ea78e0cbbb0f167941" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ae7936da4be5297ea78e0cbbb0f167941" > ◆ < / a > < / span > GetAudioObjectType()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
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< tr >
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< td class = "memname" > AACAudioSpecificConfig::AudioObjectType shaka::media::AACAudioSpecificConfig::GetAudioObjectType < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > const< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
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< dl class = "section return" > < dt > Returns< / dt > < dd > The audio object type for this AAC config, with possible extension considered. < / dd > < / dl >
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< p class = "definition" > Definition at line < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html#l00172" > 172< / a > of file < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html" > aac_audio_specific_config.cc< / a > .< / p >
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< / div >
< / div >
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< a id = "a92165f6d17f688cbf39693686b2c0feb" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a92165f6d17f688cbf39693686b2c0feb" > ◆ < / a > < / span > GetNumChannels()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
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< tr >
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< td class = "memname" > uint8_t shaka::media::AACAudioSpecificConfig::GetNumChannels < / td >
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< td > (< / td >
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< td class = "paramname" > < / td > < td > )< / td >
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< td > const< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
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< dl class = "section return" > < dt > Returns< / dt > < dd > Number of channels for the AAC stream, with possible extensions considered. < / dd > < / dl >
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< p class = "definition" > Definition at line < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html#l00194" > 194< / a > of file < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html" > aac_audio_specific_config.cc< / a > .< / p >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a784e2b9e2371c8757c9a5cae62935c68" > ◆ < / a > < / span > GetSamplesPerSecond()< / h2 >
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< td class = "memname" > uint32_t shaka::media::AACAudioSpecificConfig::GetSamplesPerSecond < / td >
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< td > (< / td >
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< td class = "paramname" > < / td > < td > )< / td >
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< dl class = "section return" > < dt > Returns< / dt > < dd > Sample rate for the AAC stream, with possible extensions considered. < / dd > < / dl >
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< p class = "definition" > Definition at line < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html#l00180" > 180< / a > of file < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html" > aac_audio_specific_config.cc< / a > .< / p >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a6b3deca725a42113bf7303387ab74f0f" > ◆ < / a > < / span > Parse()< / h2 >
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< td class = "memname" > bool shaka::media::AACAudioSpecificConfig::Parse < / td >
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< td > (< / td >
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< td class = "paramtype" > const std::vector< uint8_t > &   < / td >
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< p > Parse the AAC config from decoder specific information embedded in an < b > esds< / b > box. The function will parse the data and get the ElementaryStreamDescriptor, then it will parse the ElementaryStreamDescriptor to get audio stream configurations. < / p > < dl class = "params" > < dt > Parameters< / dt > < dd >
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< tr > < td class = "paramname" > data< / td > < td > contains decoder specific information from an < b > esds< / b > box. < / td > < / tr >
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< dl class = "section return" > < dt > Returns< / dt > < dd > true if successful, false otherwise. < / dd > < / dl >
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< p class = "definition" > Definition at line < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html#l00048" > 48< / a > of file < a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html" > aac_audio_specific_config.cc< / a > .< / p >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#aa32c2ae4bc59f5ced62cfb0acf283850" > ◆ < / a > < / span > sbr_present()< / h2 >
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< td class = "memname" > bool shaka::media::AACAudioSpecificConfig::sbr_present < / td >
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< td > (< / td >
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< td class = "paramname" > < / td > < td > )< / td >
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< dl class = "section return" > < dt > Returns< / dt > < dd > whether Spectral Band Repliation (SBR) is present in the stream. < / dd > < / dl >
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< p class = "definition" > Definition at line < a class = "el" href = "../../d2/d7e/aac__audio__specific__config_8h_source.html#l00112" > 112< / a > of file < a class = "el" href = "../../d2/d7e/aac__audio__specific__config_8h_source.html" > aac_audio_specific_config.h< / a > .< / p >
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< hr / > The documentation for this class was generated from the following files:< ul >
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< li > packager/media/codecs/< a class = "el" href = "../../d2/d7e/aac__audio__specific__config_8h_source.html" > aac_audio_specific_config.h< / a > < / li >
< li > packager/media/codecs/< a class = "el" href = "../../d9/ded/aac__audio__specific__config_8cc_source.html" > aac_audio_specific_config.cc< / a > < / li >
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