static variables in functions are all fun and good until you realize that they are not equivalent to class level variables when that function is a method
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6277 a95241bf-73f2-0310-859d-f6bbb57e9c96
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@@ -9,10 +9,9 @@ OggFrameInfo::OggFrameInfo(uint page, uint packetonpage, uint packet)
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}
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void
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OggFrameInfo::SetNext(uint page, uint packetonpage, uint packet)
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OggFrameInfo::SetNextIsNewPage(bool newpage)
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{
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nextpage = page;
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nextpacketonpage = packetonpage;
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this->newpage = newpage;
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}
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/* virtual */
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@@ -41,13 +40,13 @@ OggFrameInfo::GetPacket() const
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uint
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OggFrameInfo::GetNextPage() const
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{
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return nextpage;
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return (newpage ? page + 1 : page);
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}
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uint
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OggFrameInfo::GetNextPacketOnPage() const
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{
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return nextpacketonpage;
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return (newpage ? 0 : packetonpage + 1);
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}
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uint
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@@ -55,3 +54,4 @@ OggFrameInfo::GetNextPacket() const
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{
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return packet + 1;
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}
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@@ -1,27 +1,26 @@
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#ifndef _OGG_FRAME_INFO_H
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#define _OGG_FRAME_INFO_H
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#include <sys/types.h>
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#include <SupportDefs.h>
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class OggFrameInfo {
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public:
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OggFrameInfo(uint page, uint packetonpage, uint packet);
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virtual ~OggFrameInfo();
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void SetNext(uint page, uint packetonpage, uint packet);
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void SetNextIsNewPage(bool newpage = true);
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uint GetPage() const;
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uint GetPacketOnPage() const;
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uint GetPacket() const;
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uint GetNextPage() const;
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uint GetNextPacketOnPage() const;
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uint GetNextPacket() const;
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private:
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uint page; // the page the frame started on
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uint packetonpage; // of all the packets on that page which packet is this
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uint16 packetonpage; // of all the packets on that page which packet is this
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uint packet; // the packet the frame started on
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uint nextpage; // the next page after this page
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uint nextpacketonpage; // of all the packets on next page which packet is the next
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uint nextpacket; // the next packet after this packet
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bool newpage;
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};
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#endif _OGG_FRAME_INFO_H
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@@ -33,6 +33,7 @@ OggReader::~OggReader()
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delete j->second;
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}
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ogg_sync_clear(&fSync);
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fNextPosition = -1;
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}
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@@ -48,8 +49,7 @@ OggReader::GetPage(ogg_page * page, int read_size, bool short_page)
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{
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// TRACE("OggReader::GetPage\n");
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retry:
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static off_t next_position = (fSeekable ? fSeekable->Position() : -1);
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off_t position = next_position;
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off_t position = fNextPosition;
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int result = ogg_sync_pageout(&fSync,page); // first read leftovers
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while (result == 0) {
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char * buffer = ogg_sync_buffer(&fSync,read_size);
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@@ -82,7 +82,7 @@ retry:
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return B_ERROR;
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}
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#endif
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next_position += page->header_len + page->body_len;
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fNextPosition += (fSeekable ? page->header_len + page->body_len : 0);
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long serialno = ogg_page_serialno(page);
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if (fStreams.find(serialno) == fStreams.end()) {
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// this is an unknown serialno
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@@ -233,6 +233,8 @@ OggReader::Sniff(int32 *streamCount)
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#endif
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fSeekable = get_seekable(Source());
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fNextPosition = (fSeekable ? fSeekable->Position() : -1);
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ogg_page page;
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if (GetPage(&page,4096,short_page) != B_OK) {
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return B_ERROR;
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@@ -51,6 +51,8 @@ protected:
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BPositionIO * fSeekable;
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private:
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off_t fNextPosition;
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class GetPageInterface {
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public:
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virtual status_t GetNextPage() = 0;
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@@ -97,10 +97,12 @@ OggStream::GetSerial() const
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status_t
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OggStream::AddPage(off_t position, ogg_page * page)
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{
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TRACE("OggStream::AddPage %llu\n",position);
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TRACE("OggStream::AddPage");
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if (position >= 0) {
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TRACE(" %lld", position);
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fPagePositions.push_back(position);
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}
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TRACE("\n");
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BAutolock autolock(fSyncLock);
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char * buffer;
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buffer = ogg_sync_buffer(&fSync, page->header_len);
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@@ -202,7 +204,7 @@ OggStream::Seek(uint32 seekTo, int64 *frame, bigtime_t *time)
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// instead we just let it go out of scope
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fCurrentPage = fOggFrameInfos[*frame].GetNextPage();
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fPacketOnCurrentPage = fOggFrameInfos[*frame].GetNextPacketOnPage();
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fCurrentPacket = fOggFrameInfos[*frame].GetNextPacket();
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fCurrentPacket = fOggFrameInfos[*frame].GetPacket()+1;
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} else if (seekTo & B_MEDIA_SEEK_TO_TIME) {
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*frame = *time/50000;
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return Seek(B_MEDIA_SEEK_TO_FRAME,frame,time);
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@@ -216,13 +218,15 @@ OggStream::GetNextChunk(void **chunkBuffer, int32 *chunkSize,
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media_header *mediaHeader)
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{
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static ogg_packet packet;
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uint page = fEndPage;
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if (fCurrentPacket - fHeaderPackets.size() == fOggFrameInfos.size()) {
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OggFrameInfo info(fEndPage,fPacketOnEndPage,fEndPacket);
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fOggFrameInfos.push_back(info);
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}
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status_t result = GetPacket(&packet);
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if (fCurrentPacket - fHeaderPackets.size() == fOggFrameInfos.size()) {
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fOggFrameInfos[fOggFrameInfos.size()-1].SetNext(fEndPage,fPacketOnEndPage,fEndPacket);
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if (page != fEndPage) {
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}
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}
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if (result != B_OK) {
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TRACE("OggStream::GetNextChunk failed: GetPacket = %s\n", strerror(result));
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@@ -268,6 +272,12 @@ OggStream::GetPacket(ogg_packet * packet)
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}
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fEndPacket++;
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if (pageno != fEndPage) {
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size_t last_info = fOggFrameInfos.size();
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if (last_info > 0) {
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if (fOggFrameInfos[last_info-1].GetNextPacket() == fEndPacket) {
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fOggFrameInfos[last_info-1].SetNextIsNewPage();
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}
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}
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fPacketOnEndPage = 0;
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} else {
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fPacketOnEndPage++;
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