Add bidir_refine to lavc's set of options, and document it.

Patch by Corey Hickey < bugfood DASH ml AHHH fatooh POIS org >


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@17257 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
gpoirier 2005-12-28 08:45:18 +00:00
parent 08acfb3538
commit b44bf0d4d9
2 changed files with 17 additions and 0 deletions

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@ -6811,6 +6811,20 @@ Speed should increase by a factor of 4 every time brd_scale is increased
by 1.
.
.TP
.B bidir_refine=<0\-4>
Refine the two motion vectors used in bidirectional macroblocks,
rather than re-using vectors from the forward and backward searches.
This option has no effect without B-frames.
.PD 0
.RSs
.IPs 0
Disabled (default).
.IPs 1\-4
Use a wider search (larger values are slower).
.RE
.PD 1
.
.TP
.B vpass=<1\-3>
Activates internal two (or more) pass mode, only specify if you wish to
use two (or more) pass encoding.

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@ -157,6 +157,7 @@ static int lavc_param_dc_precision = 8;
static int lavc_param_threads= 1;
static int lavc_param_turbo = 0;
static int lavc_param_brd_scale = 0;
static int lavc_param_bidir_refine = 0;
char *lavc_param_acodec = "mp2";
@ -312,6 +313,7 @@ m_option_t lavcopts_conf[]={
{"threads", &lavc_param_threads, CONF_TYPE_INT, CONF_RANGE, 1, 8, NULL},
{"turbo", &lavc_param_turbo, CONF_TYPE_FLAG, 0, 0, 1, NULL},
{"brd_scale", &lavc_param_brd_scale, CONF_TYPE_INT, CONF_RANGE, 0, 10, NULL},
{"bidir_refine", &lavc_param_bidir_refine, CONF_TYPE_INT, CONF_RANGE, 0, 4, NULL},
{NULL, NULL, 0, 0, 0, 0, NULL}
};
#endif
@ -625,6 +627,7 @@ static int config(struct vf_instance_s* vf,
#endif
lavc_venc_context->prediction_method= lavc_param_prediction_method;
lavc_venc_context->brd_scale = lavc_param_brd_scale;
lavc_venc_context->bidir_refine = lavc_param_bidir_refine;
switch(lavc_param_format)
{
case IMGFMT_YV12: