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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 = "../../d9/df9/classshaka_1_1media_1_1OffsetByteQueue.html" > OffsetByteQueue< / a > < / li > < / ul >
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< a href = "#pub-methods" > Public Member Functions< / a > |
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< a href = "../../d1/d4f/classshaka_1_1media_1_1OffsetByteQueue-members.html" > List of all members< / a > < / div >
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< div class = "headertitle" >
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< div class = "title" > shaka::media::OffsetByteQueue Class Reference< / div > < / div >
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< p > < code > #include < < a class = "el" href = "../../de/d34/offset__byte__queue_8h_source.html" > offset_byte_queue.h< / a > > < / code > < / p >
< table class = "memberdecls" >
< 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:a68832e85b25a9b543e54033bb70c4df6" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d9/df9/classshaka_1_1media_1_1OffsetByteQueue.html#a68832e85b25a9b543e54033bb70c4df6" > PeekAt< / a > (int64_t offset, const uint8_t **buf, int *size)< / td > < / tr >
< tr class = "separator:a68832e85b25a9b543e54033bb70c4df6" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a77b9a12145dad80df95845bd2b66b6a8" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d9/df9/classshaka_1_1media_1_1OffsetByteQueue.html#a77b9a12145dad80df95845bd2b66b6a8" > Trim< / a > (int64_t max_offset)< / td > < / tr >
< tr class = "separator:a77b9a12145dad80df95845bd2b66b6a8" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a1dfd11c891dd3b3171002cbc484eacdd" > < td class = "memItemLeft" align = "right" valign = "top" > int64_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d9/df9/classshaka_1_1media_1_1OffsetByteQueue.html#a1dfd11c891dd3b3171002cbc484eacdd" > head< / a > ()< / td > < / tr >
< tr class = "separator:a1dfd11c891dd3b3171002cbc484eacdd" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ab1aa8f95daa784e4dc1ce34566cea164" > < td class = "memItemLeft" align = "right" valign = "top" > int64_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d9/df9/classshaka_1_1media_1_1OffsetByteQueue.html#ab1aa8f95daa784e4dc1ce34566cea164" > tail< / a > ()< / td > < / tr >
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< tr > < td colspan = "2" > < div class = "groupHeader" > These work like their underlying ByteQueue counterparts.< / div > < / td > < / tr >
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< tr class = "memitem:aeba9d73927d141729fe5d743f679b631" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "anchor" id = "aeba9d73927d141729fe5d743f679b631" > < / a >
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void  < / td > < td class = "memItemRight" valign = "bottom" > < b > Reset< / b > ()< / td > < / tr >
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void  < / td > < td class = "memItemRight" valign = "bottom" > < b > Push< / b > (const uint8_t *buf, int size)< / td > < / tr >
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void  < / td > < td class = "memItemRight" valign = "bottom" > < b > Peek< / b > (const uint8_t **buf, int *size)< / td > < / tr >
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< tr class = "separator:ad72a137b44fd86eda54d3e06b1793f5a" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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void  < / td > < td class = "memItemRight" valign = "bottom" > < b > Pop< / b > (int count)< / td > < / tr >
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< / table >
< a name = "details" id = "details" > < / a > < h2 class = "groupheader" > Detailed Description< / h2 >
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< div class = "textblock" > < p > Wrapper around < a class = "el" href = "../../d7/dda/classshaka_1_1media_1_1ByteQueue.html" > ByteQueue< / a > , which encapsulates the notion of a monotonically-increasing byte offset. All buffer access is done by passing these offsets into this class, reducing the proliferation of many different meanings of "offset", "head", etc. < / p >
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< p > Definition at line < a class = "el" href = "../../de/d34/offset__byte__queue_8h_source.html#l00019" > 19< / a > of file < a class = "el" href = "../../de/d34/offset__byte__queue_8h_source.html" > offset_byte_queue.h< / a > .< / p >
< / div > < h2 class = "groupheader" > Member Function Documentation< / h2 >
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< a class = "anchor" id = "a1dfd11c891dd3b3171002cbc484eacdd" > < / a >
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< td class = "memname" > int64_t shaka::media::OffsetByteQueue::head < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
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< span class = "mlabels" > < span class = "mlabel" > inline< / span > < / span > < / td >
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< dl class = "section return" > < dt > Returns< / dt > < dd > The head position, in terms of the file's absolute offset. < / dd > < / dl >
< p > Definition at line < a class = "el" href = "../../de/d34/offset__byte__queue_8h_source.html#l00052" > 52< / a > of file < a class = "el" href = "../../de/d34/offset__byte__queue_8h_source.html" > offset_byte_queue.h< / a > .< / p >
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< td class = "memname" > void shaka::media::OffsetByteQueue::PeekAt < / td >
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< td > (< / td >
< td class = "paramtype" > int64_t  < / td >
< td class = "paramname" > < em > offset< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint8_t **  < / td >
< td class = "paramname" > < em > buf< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int *  < / td >
< td class = "paramname" > < em > size< / em >   < / td >
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< td > )< / td >
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< p > Set < em > buf< / em > to point at the first buffered byte corresponding to < em > offset< / em > , and < em > size< / em > to the number of bytes available starting from that offset.< / p >
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< p > It is an error if the offset is before the current head. It's not an error if the current offset is beyond < a class = "el" href = "../../d9/df9/classshaka_1_1media_1_1OffsetByteQueue.html#ab1aa8f95daa784e4dc1ce34566cea164" > tail()< / a > , but you will of course get back a null < em > buf< / em > and a < em > size< / em > of zero. < / p >
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< p > Definition at line < a class = "el" href = "../../df/d1a/offset__byte__queue_8cc_source.html#l00041" > 41< / a > of file < a class = "el" href = "../../df/d1a/offset__byte__queue_8cc_source.html" > offset_byte_queue.cc< / a > .< / p >
< / div >
< / div >
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< a class = "anchor" id = "ab1aa8f95daa784e4dc1ce34566cea164" > < / a >
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< td class = "memname" > int64_t shaka::media::OffsetByteQueue::tail < / td >
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< td > (< / td >
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< dl class = "section return" > < dt > Returns< / dt > < dd > The tail position (exclusive), in terms of the file's absolute offset. < / dd > < / dl >
< p > Definition at line < a class = "el" href = "../../de/d34/offset__byte__queue_8h_source.html#l00055" > 55< / a > of file < a class = "el" href = "../../de/d34/offset__byte__queue_8h_source.html" > offset_byte_queue.h< / a > .< / p >
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< a class = "anchor" id = "a77b9a12145dad80df95845bd2b66b6a8" > < / a >
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< td class = "memname" > bool shaka::media::OffsetByteQueue::Trim < / td >
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< td > (< / td >
< td class = "paramtype" > int64_t  < / td >
< td class = "paramname" > < em > max_offset< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Mark the bytes up to (but not including) < em > max_offset< / em > as ready for deletion. This is relatively inexpensive, but will not necessarily reduce the resident buffer size right away (or ever).< / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > true if the full range of bytes were successfully trimmed, including the case where < em > max_offset< / em > is less than the current head. < / dd >
< dd >
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false if < em > max_offset< / em > > < a class = "el" href = "../../d9/df9/classshaka_1_1media_1_1OffsetByteQueue.html#ab1aa8f95daa784e4dc1ce34566cea164" > tail()< / a > (although all bytes currently buffered are still cleared). < / dd > < / dl >
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< p > Definition at line < a class = "el" href = "../../df/d1a/offset__byte__queue_8cc_source.html#l00051" > 51< / a > of file < a class = "el" href = "../../df/d1a/offset__byte__queue_8cc_source.html" > offset_byte_queue.cc< / a > .< / p >
< / div >
< / div >
< hr / > The documentation for this class was generated from the following files:< ul >
< li > media/base/< a class = "el" href = "../../de/d34/offset__byte__queue_8h_source.html" > offset_byte_queue.h< / a > < / li >
< li > media/base/< a class = "el" href = "../../df/d1a/offset__byte__queue_8cc_source.html" > offset_byte_queue.cc< / a > < / li >
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