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gstreamer/ext/mpeg2enc/gstmpeg2encoptions.cc
Tim-Philipp Müller 0eed275a51 mpeg2enc: increase max. allowed value for bitrate property 
For DVD the limit is around 10Mbit/s, but for e.g. ATSC
it could be much higher.
2014-06-01 10:47:17 +01:00

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/* GStreamer mpeg2enc (mjpegtools) wrapper
* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* gstmpeg2encoptions.cc: gobject/mpeg2enc option wrapping class
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstmpeg2encoptions.hh"
#ifdef WIN32
# include <windows.h> //For GetSystemInfo
#endif
#include <gst/gst.h>
/*
* Property enumeration.
*/
enum
{
ARG_0,
ARG_FORMAT,
ARG_FRAMERATE,
ARG_ASPECT,
ARG_INTERLACE_MODE,
ARG_BITRATE,
ARG_NONVIDEO_BITRATE,
ARG_QUANTISATION,
ARG_VCD_STILL_SIZE,
ARG_MOTION_SEARCH_RADIUS,
ARG_REDUCTION_4_4,
ARG_REDUCTION_2_2,
ARG_UNIT_COEFF_ELIM,
ARG_MIN_GOP_SIZE,
ARG_MAX_GOP_SIZE,
ARG_CLOSED_GOP,
ARG_FORCE_B_B_P,
ARG_B_PER_REFFRAME,
ARG_QUANTISATION_REDUCTION,
ARG_QUANT_REDUCTION_MAX_VAR,
ARG_INTRA_DC_PRECISION,
ARG_REDUCE_HF,
ARG_KEEP_HF,
ARG_QUANTISATION_MATRIX,
ARG_BUFSIZE,
ARG_VIDEO_NORM,
ARG_SEQUENCE_LENGTH,
ARG_3_2_PULLDOWN,
ARG_SEQUENCE_HEADER_EVERY_GOP,
ARG_PLAYBACK_FIELD_ORDER,
ARG_DUMMY_SVCD_SOF,
ARG_CORRECT_SVCD_HDS,
ARG_ALTSCAN_MPEG2,
ARG_CONSTRAINTS,
ARG_DUALPRIME_MPEG2
/* FILL ME */
};
/* MPEG1 VCD bitrate is used as default (also by mpeg2enc) */
#define DEFAULT_BITRATE 1125
/*
* Property enumeration types.
*/
/* FIXME: nick/name perhaps to be reversed (?) */
#define GST_TYPE_MPEG2ENC_FORMAT \
(gst_mpeg2enc_format_get_type ())
static GType
gst_mpeg2enc_format_get_type (void)
{
static GType mpeg2enc_format_type = 0;
if (!mpeg2enc_format_type) {
static const GEnumValue mpeg2enc_formats[] = {
{MPEG_FORMAT_MPEG1, "Generic MPEG-1", "0"},
{MPEG_FORMAT_VCD, "Standard VCD", "1"},
{MPEG_FORMAT_VCD_NSR, "User VCD", "2"},
{MPEG_FORMAT_MPEG2, "Generic MPEG-2", "3"},
{MPEG_FORMAT_SVCD, "Standard SVCD", "4"},
{MPEG_FORMAT_SVCD_NSR, "User SVCD", "5"},
{MPEG_FORMAT_VCD_STILL, "VCD Stills sequences", "6"},
{MPEG_FORMAT_SVCD_STILL, "SVCD Stills sequences", "7"},
{MPEG_FORMAT_DVD_NAV, "DVD MPEG-2 for dvdauthor", "8"},
{MPEG_FORMAT_DVD, "DVD MPEG-2", "9"},
#ifdef MPEG_FORMAT_ATSC1080i
{MPEG_FORMAT_ATSC480i, "ATSC 480i", "10"},
{MPEG_FORMAT_ATSC480p, "ATSC 480p", "11"},
{MPEG_FORMAT_ATSC720p, "ATSC 720p", "12"},
{MPEG_FORMAT_ATSC1080i, "ATSC 1080i", "13"},
#endif
{0, NULL, NULL},
};
mpeg2enc_format_type =
g_enum_register_static ("GstMpeg2encFormat", mpeg2enc_formats);
}
return mpeg2enc_format_type;
}
#define GST_TYPE_MPEG2ENC_FRAMERATE \
(gst_mpeg2enc_framerate_get_type ())
static GType
gst_mpeg2enc_framerate_get_type (void)
{
static GType mpeg2enc_framerate_type = 0;
if (!mpeg2enc_framerate_type) {
static const GEnumValue mpeg2enc_framerates[] = {
{0, "Same as input", "0"},
{1, "24/1.001 (NTSC 3:2 pulldown converted film)", "1"},
{2, "24 (native film)", "2"},
{3, "25 (PAL/SECAM video)", "3"},
{4, "30/1.001 (NTSC video)", "4"},
{5, "30", "5"},
{6, "50 (PAL/SECAM fields)", "6"},
{7, "60/1.001 (NTSC fields)", "7"},
{8, "60", "8"},
{0, NULL, NULL},
};
mpeg2enc_framerate_type =
g_enum_register_static ("GstMpeg2encFramerate", mpeg2enc_framerates);
}
return mpeg2enc_framerate_type;
}
#define GST_TYPE_MPEG2ENC_ASPECT \
(gst_mpeg2enc_aspect_get_type ())
static GType
gst_mpeg2enc_aspect_get_type (void)
{
static GType mpeg2enc_aspect_type = 0;
if (!mpeg2enc_aspect_type) {
static const GEnumValue mpeg2enc_aspects[] = {
{0, "Deduce from input", "0"},
{1, "1:1", "1"},
{2, "4:3", "2"},
{3, "16:9", "3"},
{4, "2.21:1", "4"},
{0, NULL, NULL},
};
mpeg2enc_aspect_type =
g_enum_register_static ("GstMpeg2encAspect", mpeg2enc_aspects);
}
return mpeg2enc_aspect_type;
}
#define GST_TYPE_MPEG2ENC_INTERLACE_MODE \
(gst_mpeg2enc_interlace_mode_get_type ())
static GType
gst_mpeg2enc_interlace_mode_get_type (void)
{
static GType mpeg2enc_interlace_mode_type = 0;
if (!mpeg2enc_interlace_mode_type) {
static const GEnumValue mpeg2enc_interlace_modes[] = {
{-1, "Format default mode", "-1"},
{0, "Progressive", "0"},
{1, "Interlaced, per-frame encoding", "1"},
{2, "Interlaced, per-field-encoding", "2"},
{0, NULL, NULL},
};
mpeg2enc_interlace_mode_type =
g_enum_register_static ("GstMpeg2encInterlaceMode",
mpeg2enc_interlace_modes);
}
return mpeg2enc_interlace_mode_type;
}
#define GST_TYPE_MPEG2ENC_QUANTISATION_MATRIX \
(gst_mpeg2enc_quantisation_matrix_get_type ())
#define GST_MPEG2ENC_QUANTISATION_MATRIX_DEFAULT 0
#define GST_MPEG2ENC_QUANTISATION_MATRIX_HI_RES 1
#define GST_MPEG2ENC_QUANTISATION_MATRIX_KVCD 2
#define GST_MPEG2ENC_QUANTISATION_MATRIX_TMPGENC 3
static GType
gst_mpeg2enc_quantisation_matrix_get_type (void)
{
static GType mpeg2enc_quantisation_matrix_type = 0;
if (!mpeg2enc_quantisation_matrix_type) {
static const GEnumValue mpeg2enc_quantisation_matrixes[] = {
{GST_MPEG2ENC_QUANTISATION_MATRIX_DEFAULT,
"Default", "9"},
{GST_MPEG2ENC_QUANTISATION_MATRIX_HI_RES,
"High resolution", "1"},
{GST_MPEG2ENC_QUANTISATION_MATRIX_KVCD,
"KVCD", "2"},
{GST_MPEG2ENC_QUANTISATION_MATRIX_TMPGENC,
"TMPGEnc", "3"},
{0, NULL, NULL},
};
mpeg2enc_quantisation_matrix_type =
g_enum_register_static ("GstMpeg2encQuantisationMatrix",
mpeg2enc_quantisation_matrixes);
}
return mpeg2enc_quantisation_matrix_type;
}
#define GST_TYPE_MPEG2ENC_VIDEO_NORM \
(gst_mpeg2enc_video_norm_get_type ())
static GType
gst_mpeg2enc_video_norm_get_type (void)
{
static GType mpeg2enc_video_norm_type = 0;
if (!mpeg2enc_video_norm_type) {
static const GEnumValue mpeg2enc_video_norms[] = {
{0, "Unspecified", "0"},
{'p', "PAL", "p"},
{'n', "NTSC", "n"},
{'s', "SECAM", "s"},
{0, NULL, NULL},
};
mpeg2enc_video_norm_type =
g_enum_register_static ("GstMpeg2encVideoNorm", mpeg2enc_video_norms);
}
return mpeg2enc_video_norm_type;
}
#define GST_TYPE_MPEG2ENC_PLAYBACK_FIELD_ORDER \
(gst_mpeg2enc_playback_field_order_get_type ())
static GType
gst_mpeg2enc_playback_field_order_get_type (void)
{
static GType mpeg2enc_playback_field_order_type = 0;
if (!mpeg2enc_playback_field_order_type) {
static const GEnumValue mpeg2enc_playback_field_orders[] = {
{Y4M_UNKNOWN, "Unspecified", "0"},
{Y4M_ILACE_TOP_FIRST, "Top-field first", "1"},
{Y4M_ILACE_BOTTOM_FIRST, "Bottom-field first", "2"},
{0, NULL, NULL},
};
mpeg2enc_playback_field_order_type =
g_enum_register_static ("GstMpeg2encPlaybackFieldOrders",
mpeg2enc_playback_field_orders);
}
return mpeg2enc_playback_field_order_type;
}
/*
* Class init stuff.
*/
GstMpeg2EncOptions::GstMpeg2EncOptions ():
MPEG2EncOptions ()
{
/* autodetect number of CPUs */
#ifndef WIN32
num_cpus = sysconf (_SC_NPROCESSORS_ONLN);
#else
SYSTEM_INFO si;
GetSystemInfo(&si);
num_cpus = si.dwNumberOfProcessors;
#endif
if (num_cpus < 0)
num_cpus = 1;
if (num_cpus > 32)
num_cpus = 32;
/* set some default(s) not set in base class */
bitrate = DEFAULT_BITRATE * 1000;
}
/*
* Init properties (call once).
*/
void
GstMpeg2EncOptions::initProperties (GObjectClass * klass)
{
/* encoding profile */
g_object_class_install_property (klass, ARG_FORMAT,
g_param_spec_enum ("format", "Format", "Encoding profile format",
GST_TYPE_MPEG2ENC_FORMAT, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/* input/output stream overrides */
g_object_class_install_property (klass, ARG_FRAMERATE,
g_param_spec_enum ("framerate", "Framerate", "Output framerate",
GST_TYPE_MPEG2ENC_FRAMERATE, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_ASPECT,
g_param_spec_enum ("aspect", "Aspect", "Display aspect ratio",
GST_TYPE_MPEG2ENC_ASPECT, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_INTERLACE_MODE,
g_param_spec_enum ("interlace-mode", "Interlace mode",
"MPEG-2 motion estimation and encoding modes",
GST_TYPE_MPEG2ENC_INTERLACE_MODE, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/* general encoding stream options */
g_object_class_install_property (klass, ARG_BITRATE,
g_param_spec_int ("bitrate", "Bitrate", "Compressed video bitrate (kbps)",
0, 40 * 1000, DEFAULT_BITRATE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_NONVIDEO_BITRATE,
g_param_spec_int ("non-video-bitrate", "Non-video bitrate",
"Assumed bitrate of non-video for sequence splitting (kbps)",
0, 10 * 1000, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_QUANTISATION,
g_param_spec_int ("quantisation", "Quantisation",
"Quantisation factor (-1=cbr, 0=default, 1=best, 31=worst)",
-1, 31, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/* stills options */
g_object_class_install_property (klass, ARG_VCD_STILL_SIZE,
g_param_spec_int ("vcd-still-size", "VCD stills size",
"Size of VCD stills (in KB)",
0, 512, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/* motion estimation options */
g_object_class_install_property (klass, ARG_MOTION_SEARCH_RADIUS,
g_param_spec_int ("motion-search-radius", "Motion search radius",
"Motion compensation search radius",
0, 32, 16,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_REDUCTION_4_4,
g_param_spec_int ("reduction-4x4", "4x4 reduction",
"Reduction factor for 4x4 subsampled candidate motion estimates"
" (1=max. quality, 4=max. speed)",
1, 4, 2,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_REDUCTION_2_2,
g_param_spec_int ("reduction-2x2", "2x2 reduction",
"Reduction factor for 2x2 subsampled candidate motion estimates"
" (1=max. quality, 4=max. speed)",
1, 4, 3,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_UNIT_COEFF_ELIM,
g_param_spec_int ("unit-coeff-elim", "Unit coefficience elimination",
"How agressively small-unit picture blocks should be skipped",
-40, 40, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/* GOP options */
g_object_class_install_property (klass, ARG_MIN_GOP_SIZE,
g_param_spec_int ("min-gop-size", "Min. GOP size",
"Minimal size per Group-of-Pictures (-1=default)",
-1, 250, -1,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_MAX_GOP_SIZE,
g_param_spec_int ("max-gop-size", "Max. GOP size",
"Maximal size per Group-of-Pictures (-1=default)",
-1, 250, -1,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_CLOSED_GOP,
g_param_spec_boolean ("closed-gop", "Closed GOP",
"All Group-of-Pictures are closed (for multi-angle DVDs)",
FALSE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_FORCE_B_B_P,
g_param_spec_boolean ("force-b-b-p", "Force B-B-P",
"Force two B frames between I/P frames when closing GOP boundaries",
FALSE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_B_PER_REFFRAME,
g_param_spec_int ("b-per-refframe", "B per ref. frame",
"Number of B frames between each I/P frame",
0, 2, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/* quantisation options */
g_object_class_install_property (klass, ARG_QUANTISATION_REDUCTION,
g_param_spec_float ("quantisation-reduction", "Quantisation reduction",
"Max. quantisation reduction for highly active blocks",
-4., 10., 0.,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_QUANT_REDUCTION_MAX_VAR,
g_param_spec_float ("quant-reduction-max-var",
"Max. quant. reduction variance",
"Maximal luma variance below which quantisation boost is used",
0., 2500., 100.,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_INTRA_DC_PRECISION,
g_param_spec_int ("intra-dc-prec", "Intra. DC precision",
"Number of bits precision for DC (base colour) in MPEG-2 blocks",
8, 11, 9,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_REDUCE_HF,
g_param_spec_float ("reduce-hf", "Reduce HF",
"How much to reduce high-frequency resolution (by increasing quantisation)",
0., 2., 0.,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_KEEP_HF,
g_param_spec_boolean ("keep-hf", "Keep HF",
"Maximize high-frequency resolution (for high-quality sources)",
FALSE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_QUANTISATION_MATRIX,
g_param_spec_enum ("quant-matrix", "Quant. matrix",
"Quantisation matrix to use for encoding",
GST_TYPE_MPEG2ENC_QUANTISATION_MATRIX, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/* general options */
g_object_class_install_property (klass, ARG_BUFSIZE,
g_param_spec_int ("bufsize", "Decoder buf. size",
"Target decoders video buffer size (kB) (default depends on format)",
20, 4000, 46,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/* header flag settings */
g_object_class_install_property (klass, ARG_VIDEO_NORM,
g_param_spec_enum ("norm", "Norm",
"Tag output for specific video norm",
GST_TYPE_MPEG2ENC_VIDEO_NORM, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_SEQUENCE_LENGTH,
g_param_spec_int ("sequence-length", "Sequence length",
"Place a sequence boundary after each <num> MB (0=disable)",
0, 10 * 1024, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_3_2_PULLDOWN,
g_param_spec_boolean ("pulldown-3-2", "3-2 pull down",
"Generate header flags for 3-2 pull down 24fps movies",
FALSE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_SEQUENCE_HEADER_EVERY_GOP,
g_param_spec_boolean ("sequence-header-every-gop",
"Sequence hdr. every GOP",
"Include a sequence header in every GOP",
FALSE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_DUMMY_SVCD_SOF,
g_param_spec_boolean ("dummy-svcd-sof", "Dummy SVCD SOF",
"Generate dummy SVCD scan-data (for vcdimager)",
TRUE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_PLAYBACK_FIELD_ORDER,
g_param_spec_enum ("playback-field-order", "Playback field order",
"Force specific playback field order",
GST_TYPE_MPEG2ENC_PLAYBACK_FIELD_ORDER, Y4M_UNKNOWN,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_CORRECT_SVCD_HDS,
g_param_spec_boolean ("correct-svcd-hds", "Correct SVCD hor. size",
"Force SVCD width to 480 instead of 540/720",
FALSE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (klass, ARG_ALTSCAN_MPEG2,
g_param_spec_boolean ("altscan-mpeg2", "Alt. MPEG-2 scan",
"Alternate MPEG-2 block scanning. Disabling this might "
"make buggy players play SVCD streams",
TRUE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
/* dangerous/experimental stuff */
g_object_class_install_property (klass, ARG_CONSTRAINTS,
g_param_spec_boolean ("constraints", "Constraints",
"Use strict video resolution and bitrate checks",
TRUE, (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
#if GST_MJPEGTOOLS_API >= 10800
g_object_class_install_property (klass, ARG_DUALPRIME_MPEG2,
g_param_spec_boolean ("dualprime", "Dual Prime Motion Estimation",
"Dual Prime Motion Estimation Mode for MPEG-2 I/P-frame only "
"streams. Quite some players do not support this.",
FALSE, (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
#endif
}
/*
* GObject property foo, C++ style.
*/
void
GstMpeg2EncOptions::getProperty (guint prop_id, GValue * value)
{
switch (prop_id) {
case ARG_FORMAT:
g_value_set_enum (value, format);
break;
case ARG_FRAMERATE:
g_value_set_enum (value, frame_rate);
break;
case ARG_ASPECT:
g_value_set_enum (value, aspect_ratio);
break;
case ARG_INTERLACE_MODE:
g_value_set_enum (value, fieldenc);
break;
case ARG_BITRATE:
g_value_set_int (value, bitrate / 1000);
break;
case ARG_NONVIDEO_BITRATE:
g_value_set_int (value, nonvid_bitrate);
break;
case ARG_QUANTISATION:
g_value_set_int (value, force_cbr ? -1 : quant);
break;
case ARG_VCD_STILL_SIZE:
g_value_set_int (value, still_size / 1024);
break;
case ARG_MOTION_SEARCH_RADIUS:
g_value_set_int (value, searchrad);
break;
case ARG_REDUCTION_4_4:
g_value_set_int (value, me44_red);
break;
case ARG_REDUCTION_2_2:
g_value_set_int (value, me22_red);
break;
case ARG_UNIT_COEFF_ELIM:
g_value_set_int (value, unit_coeff_elim);
break;
case ARG_MIN_GOP_SIZE:
g_value_set_int (value, min_GOP_size);
break;
case ARG_MAX_GOP_SIZE:
g_value_set_int (value, max_GOP_size);
break;
case ARG_CLOSED_GOP:
g_value_set_boolean (value, closed_GOPs);
break;
case ARG_FORCE_B_B_P:
g_value_set_boolean (value, preserve_B);
break;
case ARG_B_PER_REFFRAME:
g_value_set_int (value, Bgrp_size - 1);
break;
case ARG_QUANTISATION_REDUCTION:
g_value_set_float (value, act_boost);
break;
case ARG_QUANT_REDUCTION_MAX_VAR:
g_value_set_float (value, boost_var_ceil);
break;
case ARG_INTRA_DC_PRECISION:
g_value_set_int (value, mpeg2_dc_prec + 8);
break;
case ARG_REDUCE_HF:
g_value_set_float (value, hf_q_boost);
break;
case ARG_KEEP_HF:
g_value_set_boolean (value, hf_quant == 2);
break;
case ARG_QUANTISATION_MATRIX:
switch (hf_quant) {
case 0:
g_value_set_enum (value, GST_MPEG2ENC_QUANTISATION_MATRIX_DEFAULT);
break;
case 2:
g_value_set_enum (value, GST_MPEG2ENC_QUANTISATION_MATRIX_HI_RES);
break;
case 3:
g_value_set_enum (value, GST_MPEG2ENC_QUANTISATION_MATRIX_KVCD);
break;
case 4:
g_value_set_enum (value, GST_MPEG2ENC_QUANTISATION_MATRIX_TMPGENC);
break;
}
break;
case ARG_BUFSIZE:
g_value_set_int (value, video_buffer_size);
break;
case ARG_VIDEO_NORM:
g_value_set_enum (value, norm);
break;
case ARG_SEQUENCE_LENGTH:
g_value_set_int (value, seq_length_limit);
break;
case ARG_3_2_PULLDOWN:
g_value_set_boolean (value, vid32_pulldown);
break;
case ARG_SEQUENCE_HEADER_EVERY_GOP:
g_value_set_boolean (value, seq_hdr_every_gop);
break;
case ARG_DUMMY_SVCD_SOF:
g_value_set_boolean (value, svcd_scan_data);
break;
case ARG_PLAYBACK_FIELD_ORDER:
g_value_set_enum (value, force_interlacing);
break;
case ARG_CORRECT_SVCD_HDS:
g_value_set_boolean (value, !hack_svcd_hds_bug);
break;
case ARG_ALTSCAN_MPEG2:
g_value_set_boolean (value, !hack_altscan_bug);
break;
case ARG_CONSTRAINTS:
g_value_set_boolean (value, !ignore_constraints);
break;
#if GST_MJPEGTOOLS_API >= 10800
case ARG_DUALPRIME_MPEG2:
g_value_set_boolean (value, hack_dualprime);
break;
#endif
default:
break;
}
}
void
GstMpeg2EncOptions::setProperty (guint prop_id, const GValue * value)
{
switch (prop_id) {
case ARG_FORMAT:
format = g_value_get_enum (value);
break;
case ARG_FRAMERATE:
frame_rate = g_value_get_enum (value);
break;
case ARG_ASPECT:
aspect_ratio = g_value_get_enum (value);
break;
case ARG_INTERLACE_MODE:
fieldenc = g_value_get_enum (value);
break;
case ARG_BITRATE:
bitrate = g_value_get_int (value) * 1000;
if (bitrate % 400 != 0) {
bitrate = (bitrate / 400 + 1) * 400;
GST_INFO ("MPEG bitrate must be a multiple of 400"
" - rounded up to bitrate %d", bitrate / 1000);
}
break;
case ARG_NONVIDEO_BITRATE:
nonvid_bitrate = g_value_get_int (value);
break;
case ARG_QUANTISATION:
quant = g_value_get_int (value);
if (quant < 0) {
force_cbr = 1;
quant = 0;
}
break;
case ARG_VCD_STILL_SIZE:
still_size = g_value_get_int (value) * 1024;
break;
case ARG_MOTION_SEARCH_RADIUS:
searchrad = g_value_get_int (value);
break;
case ARG_REDUCTION_4_4:
me44_red = g_value_get_int (value);
break;
case ARG_REDUCTION_2_2:
me22_red = g_value_get_int (value);
break;
case ARG_UNIT_COEFF_ELIM:
unit_coeff_elim = g_value_get_int (value);
break;
case ARG_MIN_GOP_SIZE:
min_GOP_size = g_value_get_int (value);
break;
case ARG_MAX_GOP_SIZE:
max_GOP_size = g_value_get_int (value);
break;
case ARG_CLOSED_GOP:
closed_GOPs = g_value_get_boolean (value);
break;
case ARG_FORCE_B_B_P:
preserve_B = g_value_get_boolean (value);
break;
case ARG_B_PER_REFFRAME:
Bgrp_size = g_value_get_int (value) + 1;
break;
case ARG_QUANTISATION_REDUCTION:
act_boost = g_value_get_float (value);
break;
case ARG_QUANT_REDUCTION_MAX_VAR:
boost_var_ceil = g_value_get_float (value);
break;
case ARG_INTRA_DC_PRECISION:
mpeg2_dc_prec = g_value_get_int (value) - 8;
break;
case ARG_REDUCE_HF:
hf_q_boost = g_value_get_float (value);
if (hf_quant == 0 && hf_q_boost != 0.)
hf_quant = 1;
break;
case ARG_KEEP_HF:
hf_quant = g_value_get_boolean (value) ? 2 : 0;
break;
case ARG_QUANTISATION_MATRIX:
switch (g_value_get_enum (value)) {
case GST_MPEG2ENC_QUANTISATION_MATRIX_DEFAULT:
hf_quant = 0;
hf_q_boost = 0;
break;
case GST_MPEG2ENC_QUANTISATION_MATRIX_HI_RES:
hf_quant = 2;
break;
case GST_MPEG2ENC_QUANTISATION_MATRIX_KVCD:
hf_quant = 3;
break;
case GST_MPEG2ENC_QUANTISATION_MATRIX_TMPGENC:
hf_quant = 4;
break;
}
break;
case ARG_BUFSIZE:
video_buffer_size = g_value_get_int (value);
break;
case ARG_VIDEO_NORM:
norm = g_value_get_enum (value);
break;
case ARG_SEQUENCE_LENGTH:
seq_length_limit = g_value_get_int (value);
break;
case ARG_3_2_PULLDOWN:
vid32_pulldown = g_value_get_boolean (value);
break;
case ARG_SEQUENCE_HEADER_EVERY_GOP:
seq_hdr_every_gop = g_value_get_boolean (value);
break;
case ARG_DUMMY_SVCD_SOF:
svcd_scan_data = g_value_get_boolean (value);
break;
case ARG_PLAYBACK_FIELD_ORDER:
force_interlacing = g_value_get_enum (value);
break;
case ARG_CORRECT_SVCD_HDS:
hack_svcd_hds_bug = !g_value_get_boolean (value);
break;
case ARG_ALTSCAN_MPEG2:
hack_altscan_bug = !g_value_get_boolean (value);
break;
case ARG_CONSTRAINTS:
ignore_constraints = !g_value_get_boolean (value);
break;
#if GST_MJPEGTOOLS_API >= 10800
case ARG_DUALPRIME_MPEG2:
hack_dualprime = g_value_get_boolean (value);
break;
#endif
default:
break;
}
}
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