/[svn]/linuxsampler/trunk/src/diskthread.cpp
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Diff of /linuxsampler/trunk/src/diskthread.cpp

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revision 34 by schoenebeck, Fri Dec 26 16:39:58 2003 UTC revision 35 by schoenebeck, Fri Mar 5 13:46:15 2004 UTC
# Line 37  Stream* DiskThread::SLOT_RESERVED = (Str Line 37  Stream* DiskThread::SLOT_RESERVED = (Str
37    
38    
39  /**  /**
40     * Suspend disk thread, kill all active streams, clear all queues and the
41     * pickup array and reset all streams. Call this method to bring everything
42     * in the disk thread to day one. If the disk thread was running, it will be
43     * respawned right after everything was reset.
44     */
45    void DiskThread::Reset() {
46        bool running = this->IsRunning();
47        if (running) this->StopThread();
48        for (int i = 0; i < MAX_INPUT_STREAMS; i++) {
49            pStreams[i]->Kill();
50        }
51        for (int i = 1; i <= MAX_INPUT_STREAMS; i++) {
52            pCreatedStreams[i] = NULL;
53        }
54        GhostQueue->init();
55        CreationQueue->init();
56        DeletionQueue->init();
57        ActiveStreamCount = 0;
58        ActiveStreamCountMax = 0;
59        if (running) this->StartThread(); // start thread only if it was running before
60    }
61    
62    String DiskThread::GetBufferFillBytes() {
63        bool activestreams = false;
64        std::stringstream ss;
65        for (uint i = 0; i < this->Streams; i++) {
66            if (pStreams[i]->GetState() == Stream::state_unused) continue;
67            uint bufferfill = pStreams[i]->GetReadSpace() * sizeof(sample_t);
68            uint streamid   = (uint) pStreams[i]->GetHandle();
69            if (!streamid) continue;
70    
71            if (activestreams) ss << ",[" << streamid << ']' << bufferfill;
72            else {
73                ss << '[' << streamid << ']' << bufferfill;
74                activestreams = true;
75            }
76        }
77        return ss.str();
78    }
79    
80    String DiskThread::GetBufferFillPercentage() {
81        bool activestreams = false;
82        std::stringstream ss;
83        for (uint i = 0; i < this->Streams; i++) {
84            if (pStreams[i]->GetState() == Stream::state_unused) continue;
85            uint bufferfill = (uint) ((float) pStreams[i]->GetReadSpace() / (float) STREAM_BUFFER_SIZE * 100);
86            uint streamid   = (uint) pStreams[i]->GetHandle();
87            if (!streamid) continue;
88    
89            if (activestreams) ss << ",[" << streamid << ']' << bufferfill << '%';
90            else {
91                ss << '[' << streamid << ']' << bufferfill;
92                activestreams = true;
93            }
94        }
95        return ss.str();
96    }
97    
98    /**
99   * Returns -1 if command queue or pickup pool is full, 0 on success (will be   * Returns -1 if command queue or pickup pool is full, 0 on success (will be
100   * called by audio thread within the voice class).   * called by audio thread within the voice class).
101   */   */
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