static void CloseEncoder( vlc_object_t *p_this )
{
encoder_t *p_enc = (encoder_t *)p_this;
encoder_sys_t *p_sys = p_enc->p_sys;
daala_info_clear(&p_sys->di);
daala_comment_clear(&p_sys->dc);
daala_encode_free(p_sys->dcx);
free( p_sys );
}
static void destructor(void *arg)
{
struct videnc_state *ves = arg;
if (ves->stats.valid)
dump_stats(ves);
if (ves->enc)
daala_encode_free(ves->enc);
}
int daala_encode_update(struct videnc_state **vesp, const struct vidcodec *vc,
struct videnc_param *prm, const char *fmtp,
videnc_packet_h *pkth, void *arg)
{
struct videnc_state *ves;
(void)fmtp;
if (!vesp || !vc || !prm || prm->pktsize < 3 || !pkth)
return EINVAL;
ves = *vesp;
if (!ves) {
ves = mem_zalloc(sizeof(*ves), destructor);
if (!ves)
return ENOMEM;
*vesp = ves;
}
else {
if (ves->enc && (ves->bitrate != prm->bitrate ||
ves->pktsize != prm->pktsize ||
ves->fps != prm->fps)) {
info("daala: encoder: params changed\n");
daala_encode_free(ves->enc);
ves->enc = NULL;
}
}
ves->bitrate = prm->bitrate;
ves->pktsize = prm->pktsize;
ves->fps = prm->fps;
ves->pkth = pkth;
ves->arg = arg;
return 0;
}
void teardown(void) {
daala_encode_free(dd);
}
static int open_encoder(struct videnc_state *ves, const struct vidsz *size)
{
daala_info di;
daala_comment dc;
daala_packet dp;
int err = 0;
int complexity = 7;
int video_q = 30;
int bitrate = ves->bitrate;
info("daala: open encoder (%d x %d, %d bps)\n",
size->w, size->h, bitrate);
if (ves->enc) {
debug("daala: re-opening encoder\n");
daala_encode_free(ves->enc);
}
daala_info_init(&di);
daala_comment_init(&dc);
di.pic_width = size->w;
di.pic_height = size->h;
di.timebase_numerator = 1;
di.timebase_denominator = ves->fps;
di.frame_duration = 1;
di.pixel_aspect_numerator = -1;
di.pixel_aspect_denominator = -1;
di.nplanes = 3;
di.plane_info[0].xdec = 0; /* YUV420P */
di.plane_info[0].ydec = 0;
di.plane_info[1].xdec = 1;
di.plane_info[1].ydec = 1;
di.plane_info[2].xdec = 1;
di.plane_info[2].ydec = 1;
di.keyframe_rate = 100;
info("daala: open encoder with bitstream version %u.%u.%u\n",
di.version_major, di.version_minor, di.version_sub);
ves->enc = daala_encode_create(&di);
if (!ves->enc) {
warning("daala: failed to open DAALA encoder\n");
return ENOMEM;
}
daala_encode_ctl(ves->enc, OD_SET_QUANT,
&video_q, sizeof(video_q));
daala_encode_ctl(ves->enc, OD_SET_COMPLEXITY,
&complexity, sizeof(complexity));
daala_encode_ctl(ves->enc, OD_SET_BITRATE,
&bitrate, sizeof(bitrate));
for (;;) {
int r;
r = daala_encode_flush_header(ves->enc, &dc, &dp);
if (r < 0) {
warning("daala: flush_header returned %d\n", r);
break;
}
else if (r == 0)
break;
debug("daala: header: %lld bytes header=%d key=%d\n",
dp.bytes,
daala_packet_isheader(&dp),
daala_packet_iskeyframe(&dp));
#if 0
re_printf("bos=%lld, eos=%lld, granule=%lld, packetno=%lld\n",
dp.b_o_s,
dp.e_o_s,
dp.granulepos,
dp.packetno);
#endif
err = send_packet(ves, dp.b_o_s, dp.packet, dp.bytes);
if (err)
break;
}
daala_info_clear(&di);
daala_comment_clear(&dc);
return err;
}
