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/*
* Copyright (c) 1998-1999 Marcus Meissner and The Regents of the University of
* Erlangen.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and the Network Research Group at
* Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
class H263Encoder : public TransmitterModule {
public:
H263Encoder();
~H263Encoder();
virtual int consume(const VideoFrame*);
virtual int command(int argc,const char *const *argv);
protected:
Picture oldpic_; /* previous coded frame */
Picture oldorigpic_; /* previous original frame */
Picture decpict_; /* current decoded frame */
Bitstr bitstr_; /* bitstream */
MVField mvfield_; /* MotionVectorfield */
int *mbind_; /* MacroBlock startindizes */
int *mbquant_; /* MacroBlock Quantiser */
u_int maxrate_; /* maximum bitrate per frame */
u_int lastw_,lasth_; /* last imagesize of frame */
u_int nexttype_; /* next frametype */
int maycheck_; /* nr of frames since last timecheck */
int codingtime_; /* current codingtime */
int q_; /* current quantiser */
};
/* H263EncoderMatcher, creates H263Encoder on request by Tcl */
static class H263EncoderMatcher : public Matcher {
public:
H263EncoderMatcher() : Matcher("module") {}
TclObject* match(const char* fmt) {
if (strcasecmp(fmt, "h263") == 0)
return (new H263Encoder);
return (0);
}
} encoder_matcher_h263;
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