void CUnitTracker::Track()
{
GML_RECMUTEX_LOCK(sel); // Track
CUnitSet& units = selectedUnits.selectedUnits;
CleanTrackGroup();
if (trackGroup.empty()) {
if (units.empty()) {
Disable();
} else {
MakeTrackGroup();
trackUnit = *trackGroup.begin();
enabled = true;
}
} else {
if (!units.empty()) {
MakeTrackGroup();
}
if (trackGroup.find(trackUnit) == trackGroup.end()) {
trackUnit = *trackGroup.begin();
enabled = true;
} else if (enabled) {
if (trackMode != TrackSingle) {
trackMode = TrackSingle;
LOG("TrackMode: %s", modeNames[TrackSingle]);
}
NextUnit();
} else {
enabled = true;
}
}
}
ympg_stream *
ympg_create(char *filename, long *params)
{
char *name = p_native(filename);
FILE *f = (name && name[0])? fopen(name, "w") : 0;
ympg_stream *ympg = 0;
p_free(name);
if (f) {
AVCodec *codec;
if (params && (params[0]<0 || params[1]<0 || params[2]<0))
YError("mpeg_create: bad parameter list dimensions or values");
if (ympg_initialized != 1) {
if (!yavc_convert) ympg_link();
yavc_lib_version = yavc_version();
yavc_init();
yavc_register(yavc_encoder);
ympg_initialized = 1;
}
codec = yavc_find_encoder(CODEC_ID_MPEG1VIDEO);
if (codec) {
ympg = NextUnit(&ympg_mblock);
ympg->references = 0;
ympg->ops = &ympg_ops;
ympg->f = f;
ympg->c = yavc_alloc_context();
/* ffmpeg 0.4.8 bit_rate was first item in AVCodecContext */
if (yavc_lib_version < 0x000409)
/* ffmpeg 0.4.8 bit_rate was first item in AVCodecContext */
ympg->c = (void *)&ympg->c->bit_rate;
ympg->codec = codec;
ympg->frame = yavc_alloc_frame();
ympg->in = ympg->out = 0;
ympg->width = ympg->height = ympg->outsize = 0;
ympg->nout = ympg->nframes = 0;
if (!ympg->c || !ympg->frame) {
if (ympg->c) yavc_free(ympg->c);
if (ympg->frame) yavc_free(ympg->frame);
FreeUnit(&ympg_mblock, ympg);
ympg = 0;
YError("mpeg_create: yavc_alloc_context or alloc_frame failed");
} else {
ympg->c->bit_rate =
(params && params[0])? params[0] : YMPG_BIT_RATE;
ympg->c->frame_rate =
(params && params[1])? params[1] : YMPG_FRAME_RATE;
/* note c->frame_rate_base=1 by default, unnecessary for mpeg1? */
ympg->c->gop_size =
(params && params[2])? params[2] : YMPG_GOP_SIZE;
ympg->c->max_b_frames =
(params && params[3]>=0)? params[3] : YMPG_MAX_B_FRAMES;
}
} else {
YError("mpeg_create: failed to find MPEG1VIDEO encoder");
}
} else {
YError("mpeg_create: fopen failed to create mpeg output file");
}
return ympg;
}
