/*
* Enum codecs supported by this factory.
*/
static pj_status_t pj_vpx_enum_codecs(pjmedia_vid_codec_factory *factory,
unsigned *count, pjmedia_vid_codec_info codecs[]) {
unsigned i;
PJ_ASSERT_RETURN(codecs && *count > 0, PJ_EINVAL);
PJ_ASSERT_RETURN(factory == &vpx_factory.base, PJ_EINVAL);
PJ_LOG(4, (THIS_FILE, "Enum codecs..."));
*count = 0;
codecs[*count].fmt_id = PJMEDIA_FORMAT_PACK('L', 'V', 'P', '8');
codecs[*count].pt = PJMEDIA_RTP_PT_VP8;
codecs[*count].encoding_name = pj_str("VP8");
codecs[*count].encoding_desc = pj_str("WebM Project VP8 Encoder");
codecs[*count].dir = PJMEDIA_DIR_ENCODING_DECODING;
codecs[*count].clock_rate = 90000;
codecs[*count].fps_cnt = 0;
codecs[*count].dec_fmt_id_cnt = 1;
codecs[*count].dec_fmt_id[0] = PJMEDIA_FORMAT_I420;
/*
codecs[*count].fps[0].num = 15;
codecs[*count].fps[0].denum = 1;
*/
codecs[*count].packings = PJMEDIA_VID_PACKING_PACKETS;
(*count)++;
return PJ_SUCCESS;
}
/*
* Generate default attribute.
*/
static pj_status_t pj_vpx_default_attr(pjmedia_vid_codec_factory *factory,
const pjmedia_vid_codec_info *info, pjmedia_vid_codec_param *attr) {
PJ_ASSERT_RETURN(factory==&vpx_factory.base, PJ_EINVAL);
PJ_ASSERT_RETURN(info && attr, PJ_EINVAL);
TRACE_((THIS_FILE, "vpx default attr"));
pj_bzero(attr, sizeof(pjmedia_vid_codec_param));
/* Scan the requested packings and use the lowest number */
attr->packing = 1;
/* Direction */
attr->dir = PJMEDIA_DIR_ENCODING_DECODING;
/* Encoded format */
pjmedia_format_init_video(&attr->enc_fmt, PJMEDIA_FORMAT_PACK('L', 'V', 'P', '8'), 640, 480, 30,
1);
/* Decoded format */
pjmedia_format_init_video(&attr->dec_fmt, PJMEDIA_FORMAT_I420, 640, 480, 30,
1);
/* Decoding fmtp */
attr->dec_fmtp.cnt = 0;
/* Bitrate */
attr->enc_fmt.det.vid.avg_bps = 1024 * 1000;
attr->enc_fmt.det.vid.max_bps = 1024 * 1000;
attr->enc_fmtp.cnt = 0;
/* Encoding MTU */
attr->enc_mtu = PJMEDIA_MAX_VID_PAYLOAD_SIZE;
return PJ_SUCCESS;
}
