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-rw-r--r--DOCS/man/en/mplayer.178
-rw-r--r--libmpcodecs/ve_x264.c22
2 files changed, 54 insertions, 46 deletions
diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1
index 13036dd110..caf316d0ba 100644
--- a/DOCS/man/en/mplayer.1
+++ b/DOCS/man/en/mplayer.1
@@ -6770,20 +6770,13 @@ Sets the bitrate to be used in kbits/\:second (default: off).
This is required if you want a CBR (constant bitrate) encode.
.
.TP
-.B iframe=<value>
+.B keyint=<value>
Sets maximum interval between I frames.
Larger values save bits, thus improve quality, at the cost of seeking
-precision (default: 60).
+precision (default: 250).
.
.TP
-.B frameref=<1\-15>
-Number of previous frames used as predictors in a P frame (default: 1).
-This is effective in Anime, but seems to make little difference in
-live-action source material.
-Some decoders are unable to deal with large frameref values.
-.
-.TP
-.B idrframe=<value>
+.B idrint=<value>
Each <value> I-Frames are IDR-Frames (default: 2).
In H.264, I-Frames do not necessarily bound a closed GOP because it is
allowable for a P-frame to be predicted from more frames than just the one
@@ -6793,11 +6786,18 @@ IDR-Frames restrict subsequent P-frames from referring to any frame
prior to the IDR-Frame.
.
.TP
-.B bframe=<value>
-number of B-Frames between I- and P-Frames (default: 0)
+.B frameref=<1\-15>
+Number of previous frames used as predictors in a P frame (default: 1).
+This is effective in Anime, but seems to make little difference in
+live-action source material.
+Some decoders are unable to deal with large frameref values.
+.
+.TP
+.B bframes=<0\-16>
+number of consecutive B-Frames between I- and P-Frames (default: 0)
.
.TP
-.B deblock=<0|1>
+.B deblock | nodeblock
Use deblocking filter (default: on).
As it takes very little time compared to its quality gain, it's not
recommend to disable it.
@@ -6824,10 +6824,10 @@ Beta parameter of deblocking filter (default: 0).
Affects the maximum allowed gradient within two adjacent blocks.
.
.TP
-.B cabac\ \ \
-Use CABAC (Context-Adaptive Binary Arithmetic Coding).
-Slows down encoding but should save 10-15% of the bits.
-Unless you are looking for speed, you should activate it.
+.B cabac | nocabac
+Use CABAC (Context-Adaptive Binary Arithmetic Coding) (default: on).
+Slightly slows down encoding and decoding, but should save 10-15% bitrate.
+Unless you are looking for speed, you should not disable it.
.
.TP
.B cabacidc=<value>
@@ -6847,7 +6847,7 @@ directly affect distortion.
.REss
.
.TP
-.B qp_constant=<2\-51>
+.B qp_constant=<1\-51>
This selects the quantizer to use.
20\-40 is a useful range (default: 26).
Lower values result in better fidelity, but higher bitrates.
@@ -6858,11 +6858,11 @@ is about a factor of 10.
Useful quantizers in H.264 tend to be very large compared to MPEG[124].
.
.TP
-.B qp_min=<2\-51> (CBR only)
+.B qp_min=<1\-51> (CBR or 2 pass)
Minimum quantizer, 15\-35 seems to be a useful range (default: 10).
.
.TP
-.B qp_max=<2\-51> (CBR only)
+.B qp_max=<1\-51> (CBR or 2 pass)
maximum quantizer (default: 51)
.
.TP
@@ -6912,7 +6912,7 @@ Lower values allow the quantizer value to jump around more,
higher values force it to vary more smoothly.
.
.TP
-.B fullinter
+.B fullinter | nofullinter
Use all available interframe macroblock types (i16x16, i4x4, p16x16-4x4)
The idea is to find the type and size that best describe a certain area
of the picture, i.e.\& very effective for Anime, which usually contains
@@ -6921,22 +6921,6 @@ Depending on the source material, it can improve or degrade quality, use
it with care.
.
.TP
-.B log=<-1\-3>
-Adjust the amount of logging info printed to the screen.
-.RSs
--1: none
-.br
- 0: Print errors only.
-.br
- 1: warnings
-.br
- 2: PSNR, encoding times, and other analysis stats when the encode finishes
-(default)
-.br
- 3: PSNR, QP, frametype, size, and other stats for every frame
-.REss
-.
-.TP
.B subq=<0\-5>
Adjust subpel refinement quality.
This parameter controls quality versus speed tradeoffs involved in the motion
@@ -6957,8 +6941,24 @@ It can improve quality significantly.
.REss
.
.TP
-.B psnr\ \ \
-Print signal-to-noise ratio statistics.
+.B log=<-1\-3>
+Adjust the amount of logging info printed to the screen.
+.RSs
+-1: none
+.br
+ 0: Print errors only.
+.br
+ 1: warnings
+.br
+ 2: PSNR, encoding times, and other analysis stats when the encode finishes
+(default)
+.br
+ 3: PSNR, QP, frametype, size, and other stats for every frame
+.REss
+.
+.TP
+.B psnr | nopsnr
+Print signal-to-noise ratio statistics (default: off).
.
.
.\" --------------------------------------------------------------------------
diff --git a/libmpcodecs/ve_x264.c b/libmpcodecs/ve_x264.c
index 240e0836ec..a488073db4 100644
--- a/libmpcodecs/ve_x264.c
+++ b/libmpcodecs/ve_x264.c
@@ -61,13 +61,13 @@ extern char* passtmpfile;
static int bitrate = -1;
static int qp_constant = 26;
static int frame_ref = 1;
-static int iframe = 60;
+static int iframe = 250;
static int idrframe = 2;
static int bframe = 0;
static int deblock = 1;
static int deblockalpha = 0;
static int deblockbeta = 0;
-static int cabac = 0;
+static int cabac = 1;
static int cabacidc = -1;
static int fullinter = 0;
static float ip_factor = 2.0;
@@ -89,16 +89,19 @@ static int log_level = 2;
m_option_t x264encopts_conf[] = {
{"bitrate", &bitrate, CONF_TYPE_INT, CONF_RANGE, 0, 24000000, NULL},
{"qp_constant", &qp_constant, CONF_TYPE_INT, CONF_RANGE, 1, 51, NULL},
- {"frameref", &frame_ref, CONF_TYPE_INT, CONF_RANGE, 1, 100, NULL},
- {"iframe", &iframe, CONF_TYPE_INT, CONF_RANGE, 1, 24000000, NULL},
- {"idrframe", &idrframe, CONF_TYPE_INT, CONF_RANGE, 1, 24000000, NULL},
- {"bframe", &bframe, CONF_TYPE_INT, CONF_RANGE, 0, 10, NULL},
- {"deblock", &deblock, CONF_TYPE_INT, CONF_RANGE, 0, 1, NULL},
+ {"frameref", &frame_ref, CONF_TYPE_INT, CONF_RANGE, 1, 15, NULL},
+ {"keyint", &iframe, CONF_TYPE_INT, CONF_RANGE, 1, 24000000, NULL},
+ {"idrint", &idrframe, CONF_TYPE_INT, CONF_RANGE, 1, 24000000, NULL},
+ {"bframes", &bframe, CONF_TYPE_INT, CONF_RANGE, 0, 16, NULL},
+ {"deblock", &deblock, CONF_TYPE_FLAG, 0, 0, 1, NULL},
+ {"nodeblock", &deblock, CONF_TYPE_FLAG, 0, 1, 0, NULL},
{"deblockalpha", &deblockalpha, CONF_TYPE_INT, CONF_RANGE, -6, 6, NULL},
{"deblockbeta", &deblockbeta, CONF_TYPE_INT, CONF_RANGE, -6, 6, NULL},
{"cabac", &cabac, CONF_TYPE_FLAG, 0, 0, 1, NULL},
+ {"nocabac", &cabac, CONF_TYPE_FLAG, 0, 1, 0, NULL},
{"cabacidc", &cabacidc, CONF_TYPE_INT, CONF_RANGE, -1, 2, NULL},
{"fullinter", &fullinter, CONF_TYPE_FLAG, 0, 0, 1, NULL},
+ {"nofullinter", &fullinter, CONF_TYPE_FLAG, 0, 1, 0, NULL},
{"ip_factor", &ip_factor, CONF_TYPE_FLOAT, CONF_RANGE, -10.0, 10.0, NULL},
{"pb_factor", &pb_factor, CONF_TYPE_FLOAT, CONF_RANGE, -10.0, 10.0, NULL},
{"rc_buffer_size", &rc_buffer_size, CONF_TYPE_INT, CONF_RANGE, 0, 24000000, NULL},
@@ -113,6 +116,7 @@ m_option_t x264encopts_conf[] = {
{"qblur", &qblur, CONF_TYPE_FLOAT, CONF_RANGE, 0, 99, NULL},
{"subq", &subq, CONF_TYPE_INT, CONF_RANGE, 0, 5, NULL},
{"psnr", &psnr, CONF_TYPE_FLAG, 0, 0, 1, NULL},
+ {"nopsnr", &psnr, CONF_TYPE_FLAG, 0, 1, 0, NULL},
{"log", &log_level, CONF_TYPE_INT, CONF_RANGE, -1, 3, NULL},
{NULL, NULL, 0, 0, 0, 0, NULL}
};
@@ -168,6 +172,10 @@ static int config(struct vf_instance_s* vf, int width, int height, int d_width,
mod->param.rc.b_stat_write = 0;
mod->param.rc.b_stat_read = 1;
break;
+ case 3:
+ mod->param.rc.b_stat_write = 1;
+ mod->param.rc.b_stat_read = 1;
+ break;
}
if(bitrate > 0) {
if(rc_buffer_size <= 0)
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-11 22:00:41 +0000