readBytes()

size_t fl::video::PixelStream::readBytes	(	u8 *	dst,
		size_t	len )

Definition at line 423 of file pixel_stream.cpp.hpp.

                                                              {
    if (!mHandle || !dst) {
        return 0;
    }
    if (mType == kStreaming &&
        (!probeStreamingMagic() || mStreamingProbePending)) {
        return 0;
    }
    size_t bytesRead = 0;
    while (bytesRead < len && mStreamingPrefixPos < mStreamingPrefixSize) {
        dst[bytesRead++] = mStreamingPrefix[mStreamingPrefixPos++];
    }
    if (mType == kStreaming) {
        while (bytesRead < len && mHandle->available(len - bytesRead)) {
            if (mHandle->read(dst + bytesRead, 1)) {
                bytesRead++;
            } else {
                break;
            }
        }
    } else {
        while (bytesRead < len && mHandle->available()) {
            if (mHandle->read(dst + bytesRead, 1)) {
                bytesRead++;
            } else {
                break;
            }
        }
    }
    return bytesRead;
}

References fl::available(), fl::FL_NO_EXCEPT, kStreaming, mHandle, mStreamingPrefix, mStreamingPrefixPos, mStreamingPrefixSize, mStreamingProbePending, mType, and probeStreamingMagic().

Referenced by readPixel(), and readSample().

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