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Implements [min|max]_[i|p]quantizer. 

Better default for min_key_interval.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@8222 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rguyom 2002-11-17 13:01:06 +00:00
parent 3a70bbba2d
commit 7ab2e83945
2 changed files with 75 additions and 13 deletions
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10
DOCS/mplayer.1
View File

@ -2534,10 +2534,16 @@ specify how fast the rate control reacts, lower values are faster
period to reach the required average
.IPs rc_buffer=<value>
size of the rate control buffer
.IPs min_quantizer=<value>
.IPs min_quantizer=<1-31>
minimum quantizer (default=2)
.IPs max_quantizer=<value>
.IPs max_quantizer=<1-31>
maximum quantizer (default=31)
.IPs min_iquantizer=<1-31>
.IPs min_pquantizer=<1-31>
minimum quantizer for I & P frames (2pass only, default=2)
.IPs max_iquantizer=<1-31>
.IPs max_pquantizer=<1-31>
maximum quantizer for I & P frames (2pass only, default=31)
.IPs min_key_interval=<value>
minimum interval between key frames (2pass only, default=0)
.IPs max_key_interval=<value>

78
libmpcodecs/ve_xvid.c
View File

@ -59,13 +59,17 @@ static int xvidenc_rc_reaction_delay_factor = -1;
static int xvidenc_rc_averaging_period = -1;
static int xvidenc_rc_buffer = -1;
static int xvidenc_min_quantizer = 2;
static int xvidenc_max_quantizer = -1;
static int xvidenc_min_key_interval = 0;
static int xvidenc_max_quantizer = 31;
static int xvidenc_min_iquantizer = -1;
static int xvidenc_max_iquantizer = -1;
static int xvidenc_min_pquantizer = -1;
static int xvidenc_max_pquantizer = -1;
static int xvidenc_min_key_interval = -1;
static int xvidenc_max_key_interval = -1;
static int xvidenc_mpeg_quant = 0;
static int xvidenc_mod_quant = 0;
static int xvidenc_lumi_mask = 0;
static int xvidenc_keyframe_boost = 0;
static int xvidenc_keyframe_boost = -1;
static int xvidenc_kfthreshold = -1;
static int xvidenc_kfreduction = -1;
static int xvidenc_fixed_quant = 0;
@ -83,6 +87,10 @@ struct config xvidencopts_conf[] = {
{ "rc_buffer", &xvidenc_rc_buffer, CONF_TYPE_INT, 0, 0, 0, NULL},
{ "min_quantizer", &xvidenc_min_quantizer, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
{ "max_quantizer", &xvidenc_max_quantizer, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
{ "min_iquantizer", &xvidenc_min_iquantizer, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
{ "max_iquantizer", &xvidenc_max_iquantizer, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
{ "min_pquantizer", &xvidenc_min_pquantizer, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
{ "max_pquantizer", &xvidenc_max_pquantizer, CONF_TYPE_INT, CONF_RANGE, 1, 31, NULL},
{ "min_key_interval", &xvidenc_min_key_interval, CONF_TYPE_INT, 0, 0, 0, NULL}, /* for XVID_MODE_2PASS_2 */
{ "max_key_interval", &xvidenc_max_key_interval, CONF_TYPE_INT, 0, 0, 0, NULL},
{ "mpeg_quant", &xvidenc_mpeg_quant, CONF_TYPE_FLAG, 0, 0, 1, NULL},
@ -137,12 +145,17 @@ config(struct vf_instance_s* vf,
enc_param.rc_reaction_delay_factor = xvidenc_rc_reaction_delay_factor;
enc_param.rc_averaging_period = xvidenc_rc_averaging_period;
enc_param.rc_buffer = xvidenc_rc_buffer;
if (xvidenc_min_quantizer >= xvidenc_max_quantizer) {
mp_msg (MSGT_MENCODER, MSGL_INFO,
"min_quantizer (%d) must be less than max_quantizer (%d)\n",
xvidenc_min_quantizer, xvidenc_max_quantizer);
return 0;
}
enc_param.min_quantizer = xvidenc_min_quantizer;
enc_param.max_quantizer = xvidenc_max_quantizer;
if( xvidenc_max_key_interval > 0 )
enc_param.max_key_interval = xvidenc_max_key_interval;
else
enc_param.max_key_interval = 10 * enc_param.fbase / enc_param.fincr;
if( xvidenc_max_key_interval <= 0 )
xvidenc_max_key_interval = 10 * enc_param.fbase / enc_param.fincr;
enc_param.max_key_interval = xvidenc_max_key_interval;
switch (xvid_encore(NULL, XVID_ENC_CREATE, &enc_param, NULL)) {
case XVID_ERR_FAIL:
mp_msg(MSGT_MENCODER,MSGL_ERR, "xvid: encoder creation failed\n");
@ -212,6 +225,44 @@ config(struct vf_instance_s* vf,
// initialize VBR engine
// =====================
vbrSetDefaults(&fp->vbr_state);
if (xvidenc_min_key_interval < 0)
xvidenc_min_key_interval = fp->vbr_state.min_key_interval;
if (xvidenc_min_iquantizer < 0)
xvidenc_min_iquantizer = fp->vbr_state.min_iquant;
if (xvidenc_max_iquantizer < 0)
xvidenc_max_iquantizer = fp->vbr_state.max_iquant;
if (xvidenc_min_pquantizer < 0)
xvidenc_min_pquantizer = fp->vbr_state.min_pquant;
if (xvidenc_max_pquantizer < 0)
xvidenc_max_pquantizer = fp->vbr_state.max_pquant;
// min/max validation
if (xvidenc_min_key_interval > xvidenc_max_key_interval) {
mp_msg (MSGT_MENCODER, MSGL_ERR,
"min_key_interval (%d) must be less than max_key_interval (%d)\n",
xvidenc_min_key_interval, xvidenc_max_key_interval);
return 0;
}
if (xvidenc_min_quantizer >= xvidenc_max_quantizer) {
mp_msg (MSGT_MENCODER, MSGL_ERR,
"min_quantizer (%d) must be less than max_quantizer (%d)\n",
xvidenc_min_quantizer, xvidenc_max_quantizer);
return 0;
}
if (xvidenc_min_iquantizer >= xvidenc_max_iquantizer) {
mp_msg (MSGT_MENCODER, MSGL_ERR,
"min_iquantizer (%d) must be less than max_iquantizer (%d)\n",
xvidenc_min_iquantizer, xvidenc_max_iquantizer);
return 0;
}
if (xvidenc_min_pquantizer >= xvidenc_max_pquantizer) {
mp_msg (MSGT_MENCODER, MSGL_ERR,
"min_pquantizer (%d) must be less than max_pquantizer (%d)\n",
xvidenc_min_pquantizer, xvidenc_max_pquantizer);
return 0;
}
// pass
if (xvidenc_pass == 0) {
if (xvidenc_fixed_quant >= 1) {
fp->vbr_state.mode = VBR_MODE_FIXED_QUANT;
@ -225,21 +276,26 @@ config(struct vf_instance_s* vf,
fp->vbr_state.mode = VBR_MODE_2PASS_2;
else
return -1;
// misc
fp->vbr_state.fps = (double)enc_param.fbase / enc_param.fincr;
fp->vbr_state.filename = passtmpfile;
fp->vbr_state.desired_bitrate = enc_param.rc_bitrate;
fp->vbr_state.min_iquant = fp->vbr_state.min_pquant = enc_param.min_quantizer;
fp->vbr_state.max_iquant = fp->vbr_state.max_pquant = enc_param.max_quantizer;
if (xvidenc_keyframe_boost)
fp->vbr_state.min_iquant = xvidenc_min_iquantizer >= 1 ? xvidenc_min_iquantizer : xvidenc_min_quantizer;
fp->vbr_state.max_iquant = xvidenc_max_iquantizer >= 1 ? xvidenc_max_iquantizer : xvidenc_max_quantizer;
fp->vbr_state.min_pquant = xvidenc_min_pquantizer >= 1 ? xvidenc_min_pquantizer : xvidenc_min_quantizer;
fp->vbr_state.max_pquant = xvidenc_max_pquantizer >= 1 ? xvidenc_max_pquantizer : xvidenc_max_quantizer;
if (xvidenc_keyframe_boost >= 0)
fp->vbr_state.keyframe_boost = xvidenc_keyframe_boost;
if (xvidenc_kfthreshold >= 0)
fp->vbr_state.kftreshold = xvidenc_kfthreshold;
if (xvidenc_kfreduction >= 0)
fp->vbr_state.kfreduction = xvidenc_kfreduction;
if (xvidenc_min_key_interval)
if (xvidenc_min_key_interval >= 0)
fp->vbr_state.min_key_interval = xvidenc_min_key_interval;
fp->vbr_state.max_key_interval = enc_param.max_key_interval;
fp->vbr_state.debug = xvidenc_debug;
vbrInit(&fp->vbr_state);
return 1;