int InitH264Encode(VideoCodec *m_pVideoCodec, BMPSTRUCT & bmp)
{
if (m_pVideoCodec)
{
delete m_pVideoCodec;
m_pVideoCodec = NULL;
}
m_pVideoCodec = new VideoCodec;
if (!m_pVideoCodec)
{
printf("new VideoCodec failed\n");
return -1;
}
m_pVideoCodec->mFramerate = 10;
m_pVideoCodec->targetBitrate = 500;
m_pVideoCodec->width = bmp.width;
m_pVideoCodec->height = bmp.height;
int nResult = InitEncode(m_pVideoCodec);
if (nResult != 0)
{
printf("init x264 encode failed\n");
return -1;
}
return 0;
}
/* main encoder */
void Encode (void)
{
unsigned int dictpos, deleteflag, sectorlen;
unsigned long bytescompressed;
InitEncode();
dictpos = deleteflag = 0;
bytescompressed = 0;
while (1)
{
/* delete old data from dictionary */
if (deleteflag) DeleteData(dictpos);
/* grab more data to compress */
if ((sectorlen = LoadDict(dictpos)) == 0) break;
/* hash the data */
HashData(dictpos, sectorlen);
/* find dictionary matches */
DictSearch(dictpos, sectorlen);
bytescompressed += sectorlen;
printf("\r%ld", bytescompressed);
dictpos += SECTORLEN;
/* wrap back to beginning of dictionary when its full */
if (dictpos == DICTSIZE)
{
dictpos = 0;
deleteflag = 1; /* ok to delete now */
}
}
/* Send EOF flag */
SendMatch(MAXMATCH + 1, 0);
/* Flush bit buffer */
if (bitsin) SendBits(0, 8 - bitsin);
return;
}
