/alps/ipecamera

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  • Committer: Suren A. Chilingaryan
  • Date: 2011-12-12 04:45:35 UTC
  • Revision ID: csa@dside.dyndns.org-20111212044535-6no1q7g230i8uvlv
multithread preprocessing of ipecamera frames and code reorganization

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Lines of Context:
dma/nwl_engine.c
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int dma_nwl_stream_read(pcilib_dma_context_t *vctx, pcilib_dma_engine_t dma, uintptr_t addr, size_t size, pcilib_dma_flags_t flags, pcilib_timeout_t timeout, pcilib_dma_callback_t cb, void *cbattr) {
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    int err, ret = PCILIB_STREAMING_REQ_PACKET;
 
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    pcilib_timeout_t wait = 0;
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    size_t res = 0;
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    size_t bufnum;
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    size_t bufsize;
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    pcilib_timeout_t wait;
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    nwl_dma_t *ctx = (nwl_dma_t*)vctx;
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    size_t buf_size;
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    int eop;
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    pcilib_nwl_engine_description_t *info = ctx->engines + dma;
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        switch (ret&PCILIB_STREAMING_TIMEOUT_MASK) {
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            case PCILIB_STREAMING_CONTINUE: wait = PCILIB_DMA_TIMEOUT; break;
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            case PCILIB_STREAMING_WAIT: wait = timeout; break;
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            case PCILIB_STREAMING_CHECK: wait = 0; break;
 
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//          case PCILIB_STREAMING_CHECK: wait = 0; break;
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        }
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        bufnum = dma_nwl_wait_buffer(ctx, info, &bufsize, &eop, wait);