/* Do not modify this file.                                                   */
/* It is created automatically by the ASN.1 to Wireshark dissector compiler   */
/* packet-mpeg-pes.c                                                          */
/* ../../tools/asn2wrs.py -p mpeg-pes -c ./mpeg-pes.cnf -s ./packet-mpeg-pes-template -D . mpeg-pes.asn */

/* Input file: packet-mpeg-pes-template.c */

#line 1 "../../asn1/mpeg-pes/packet-mpeg-pes-template.c"
/* MPEG Packetized Elementary Stream (PES) packet decoder.
 * Written by Shaun Jackman <sjackman@gmail.com>.
 * Copyright 2007 Shaun Jackman
 *
 * $Id: packet-mpeg-pes.c 37118 2011-05-13 08:12:27Z stig $
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <gerald@wireshark.org>
 * Copyright 1998 Gerald Combs
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <glib.h>

#include <epan/packet.h>
#include <epan/asn1.h>

#include "packet-per.h"


/*--- Included file: packet-mpeg-pes-hf.c ---*/
#line 1 "../../asn1/mpeg-pes/packet-mpeg-pes-hf.c"
static int hf_mpeg_pes_prefix = -1;               /* OCTET_STRING_SIZE_3 */
static int hf_mpeg_pes_stream = -1;               /* T_stream */
static int hf_mpeg_pes_length = -1;               /* INTEGER_0_65535 */
static int hf_mpeg_pes_must_be_one = -1;          /* BOOLEAN */
static int hf_mpeg_pes_must_be_zero = -1;         /* BOOLEAN */
static int hf_mpeg_pes_scrambling_control = -1;   /* T_scrambling_control */
static int hf_mpeg_pes_priority = -1;             /* BOOLEAN */
static int hf_mpeg_pes_data_alignment = -1;       /* BOOLEAN */
static int hf_mpeg_pes_copyright = -1;            /* BOOLEAN */
static int hf_mpeg_pes_original = -1;             /* BOOLEAN */
static int hf_mpeg_pes_pts_flag = -1;             /* BOOLEAN */
static int hf_mpeg_pes_dts_flag = -1;             /* BOOLEAN */
static int hf_mpeg_pes_escr_flag = -1;            /* BOOLEAN */
static int hf_mpeg_pes_es_rate_flag = -1;         /* BOOLEAN */
static int hf_mpeg_pes_dsm_trick_mode_flag = -1;  /* BOOLEAN */
static int hf_mpeg_pes_additional_copy_info_flag = -1;  /* BOOLEAN */
static int hf_mpeg_pes_crc_flag = -1;             /* BOOLEAN */
static int hf_mpeg_pes_extension_flag = -1;       /* BOOLEAN */
static int hf_mpeg_pes_header_data_length = -1;   /* INTEGER_0_255 */
static int hf_mpeg_pes_horizontal_size = -1;      /* BIT_STRING_SIZE_12 */
static int hf_mpeg_pes_vertical_size = -1;        /* BIT_STRING_SIZE_12 */
static int hf_mpeg_pes_aspect_ratio = -1;         /* T_aspect_ratio */
static int hf_mpeg_pes_frame_rate = -1;           /* T_frame_rate */
static int hf_mpeg_pes_bit_rate = -1;             /* BIT_STRING_SIZE_18 */
static int hf_mpeg_pes_vbv_buffer_size = -1;      /* BIT_STRING_SIZE_10 */
static int hf_mpeg_pes_constrained_parameters_flag = -1;  /* BOOLEAN */
static int hf_mpeg_pes_load_intra_quantiser_matrix = -1;  /* BOOLEAN */
static int hf_mpeg_pes_load_non_intra_quantiser_matrix = -1;  /* BOOLEAN */
static int hf_mpeg_pes_must_be_0001 = -1;         /* BIT_STRING_SIZE_4 */
static int hf_mpeg_pes_profile_and_level = -1;    /* INTEGER_0_255 */
static int hf_mpeg_pes_progressive_sequence = -1;  /* BOOLEAN */
static int hf_mpeg_pes_chroma_format = -1;        /* INTEGER_0_3 */
static int hf_mpeg_pes_horizontal_size_extension = -1;  /* INTEGER_0_3 */
static int hf_mpeg_pes_vertical_size_extension = -1;  /* INTEGER_0_3 */
static int hf_mpeg_pes_bit_rate_extension = -1;   /* BIT_STRING_SIZE_12 */
static int hf_mpeg_pes_vbv_buffer_size_extension = -1;  /* INTEGER_0_255 */
static int hf_mpeg_pes_low_delay = -1;            /* BOOLEAN */
static int hf_mpeg_pes_frame_rate_extension_n = -1;  /* INTEGER_0_3 */
static int hf_mpeg_pes_frame_rate_extension_d = -1;  /* INTEGER_0_3 */
static int hf_mpeg_pes_drop_frame_flag = -1;      /* BOOLEAN */
static int hf_mpeg_pes_hour = -1;                 /* INTEGER_0_32 */
static int hf_mpeg_pes_minute = -1;               /* INTEGER_0_64 */
static int hf_mpeg_pes_second = -1;               /* INTEGER_0_64 */
static int hf_mpeg_pes_frame = -1;                /* INTEGER_0_64 */
static int hf_mpeg_pes_closed_gop = -1;           /* BOOLEAN */
static int hf_mpeg_pes_broken_gop = -1;           /* BOOLEAN */
static int hf_mpeg_pes_must_be_zero_01 = -1;      /* BIT_STRING_SIZE_5 */
static int hf_mpeg_pes_temporal_sequence_number = -1;  /* BIT_STRING_SIZE_10 */
static int hf_mpeg_pes_frame_type = -1;           /* T_frame_type */
static int hf_mpeg_pes_vbv_delay = -1;            /* BIT_STRING_SIZE_16 */

/*--- End of included file: packet-mpeg-pes-hf.c ---*/
#line 38 "../../asn1/mpeg-pes/packet-mpeg-pes-template.c"

/*--- Included file: packet-mpeg-pes-ett.c ---*/
#line 1 "../../asn1/mpeg-pes/packet-mpeg-pes-ett.c"
static gint ett_mpeg_pes_PES = -1;
static gint ett_mpeg_pes_Stream = -1;
static gint ett_mpeg_pes_Sequence_header = -1;
static gint ett_mpeg_pes_Sequence_extension = -1;
static gint ett_mpeg_pes_Group_of_pictures = -1;
static gint ett_mpeg_pes_Picture = -1;

/*--- End of included file: packet-mpeg-pes-ett.c ---*/
#line 39 "../../asn1/mpeg-pes/packet-mpeg-pes-template.c"

/*--- Included file: packet-mpeg-pes-fn.c ---*/
#line 1 "../../asn1/mpeg-pes/packet-mpeg-pes-fn.c"


static int
dissect_mpeg_pes_OCTET_STRING_SIZE_3(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_octet_string(tvb, offset, actx, tree, hf_index,
                                       3, 3, FALSE, NULL);

  return offset;
}


static const value_string mpeg_pes_T_stream_vals[] = {
  {   0, "picture" },
  { 179, "sequence-header" },
  { 181, "sequence-header-extension" },
  { 184, "group-of-pictures" },
  { 185, "program-end" },
  { 186, "pack-header" },
  { 187, "system-header" },
  { 188, "program-stream-map" },
  { 189, "private-stream-1" },
  { 190, "padding-stream" },
  { 191, "private-stream-2" },
  { 192, "audio-stream" },
  { 224, "video-stream" },
  { 0, NULL }
};


static int
dissect_mpeg_pes_T_stream(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
                                                            0U, 255U, NULL, FALSE);

  return offset;
}


static const per_sequence_t PES_sequence[] = {
  { &hf_mpeg_pes_prefix     , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_OCTET_STRING_SIZE_3 },
  { &hf_mpeg_pes_stream     , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_T_stream },
  { NULL, 0, 0, NULL }
};

static int
dissect_mpeg_pes_PES(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
                                   ett_mpeg_pes_PES, PES_sequence);

  return offset;
}



static int
dissect_mpeg_pes_INTEGER_0_65535(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
                                                            0U, 65535U, NULL, FALSE);

  return offset;
}



static int
dissect_mpeg_pes_BOOLEAN(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_boolean(tvb, offset, actx, tree, hf_index, NULL);

  return offset;
}


static const value_string mpeg_pes_T_scrambling_control_vals[] = {
  {   0, "not-scrambled" },
  { 0, NULL }
};


static int
dissect_mpeg_pes_T_scrambling_control(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
                                                            0U, 3U, NULL, FALSE);

  return offset;
}



static int
dissect_mpeg_pes_INTEGER_0_255(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
                                                            0U, 255U, NULL, FALSE);

  return offset;
}


static const per_sequence_t Stream_sequence[] = {
  { &hf_mpeg_pes_length     , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_65535 },
  { &hf_mpeg_pes_must_be_one, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_must_be_zero, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_scrambling_control, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_T_scrambling_control },
  { &hf_mpeg_pes_priority   , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_data_alignment, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_copyright  , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_original   , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_pts_flag   , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_dts_flag   , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_escr_flag  , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_es_rate_flag, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_dsm_trick_mode_flag, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_additional_copy_info_flag, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_crc_flag   , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_extension_flag, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_header_data_length, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_255 },
  { NULL, 0, 0, NULL }
};

static int
dissect_mpeg_pes_Stream(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
                                   ett_mpeg_pes_Stream, Stream_sequence);

  return offset;
}



static int
dissect_mpeg_pes_BIT_STRING_SIZE_12(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_bit_string(tvb, offset, actx, tree, hf_index,
                                     12, 12, FALSE, NULL);

  return offset;
}


static const value_string mpeg_pes_T_aspect_ratio_vals[] = {
  {   1, "aspect-1to1" },
  {   2, "aspect-4to3" },
  {   3, "aspect-16to9" },
  {   4, "aspect-2-21to1" },
  { 0, NULL }
};


static int
dissect_mpeg_pes_T_aspect_ratio(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
                                                            0U, 15U, NULL, FALSE);

  return offset;
}


static const value_string mpeg_pes_T_frame_rate_vals[] = {
  {   0, "reserved" },
  { 23976, "fr" },
  { 24000, "fr" },
  { 25000, "fr" },
  { 29970, "fr" },
  { 30000, "fr" },
  { 50000, "fr" },
  { 59940, "fr" },
  { 60000, "fr" },
  { 0, NULL }
};

static guint32 T_frame_rate_value_map[9+0] = {0, 23976, 24000, 25000, 29970, 30000, 50000, 59940, 60000};

static int
dissect_mpeg_pes_T_frame_rate(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_enumerated(tvb, offset, actx, tree, hf_index,
                                     9, NULL, FALSE, 0, T_frame_rate_value_map);

  return offset;
}



static int
dissect_mpeg_pes_BIT_STRING_SIZE_18(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_bit_string(tvb, offset, actx, tree, hf_index,
                                     18, 18, FALSE, NULL);

  return offset;
}



static int
dissect_mpeg_pes_BIT_STRING_SIZE_10(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_bit_string(tvb, offset, actx, tree, hf_index,
                                     10, 10, FALSE, NULL);

  return offset;
}


static const per_sequence_t Sequence_header_sequence[] = {
  { &hf_mpeg_pes_horizontal_size, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BIT_STRING_SIZE_12 },
  { &hf_mpeg_pes_vertical_size, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BIT_STRING_SIZE_12 },
  { &hf_mpeg_pes_aspect_ratio, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_T_aspect_ratio },
  { &hf_mpeg_pes_frame_rate , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_T_frame_rate },
  { &hf_mpeg_pes_bit_rate   , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BIT_STRING_SIZE_18 },
  { &hf_mpeg_pes_must_be_one, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_vbv_buffer_size, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BIT_STRING_SIZE_10 },
  { &hf_mpeg_pes_constrained_parameters_flag, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_load_intra_quantiser_matrix, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_load_non_intra_quantiser_matrix, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { NULL, 0, 0, NULL }
};

static int
dissect_mpeg_pes_Sequence_header(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
                                   ett_mpeg_pes_Sequence_header, Sequence_header_sequence);

  return offset;
}



static int
dissect_mpeg_pes_BIT_STRING_SIZE_4(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_bit_string(tvb, offset, actx, tree, hf_index,
                                     4, 4, FALSE, NULL);

  return offset;
}



static int
dissect_mpeg_pes_INTEGER_0_3(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
                                                            0U, 3U, NULL, FALSE);

  return offset;
}


static const per_sequence_t Sequence_extension_sequence[] = {
  { &hf_mpeg_pes_must_be_0001, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BIT_STRING_SIZE_4 },
  { &hf_mpeg_pes_profile_and_level, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_255 },
  { &hf_mpeg_pes_progressive_sequence, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_chroma_format, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_3 },
  { &hf_mpeg_pes_horizontal_size_extension, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_3 },
  { &hf_mpeg_pes_vertical_size_extension, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_3 },
  { &hf_mpeg_pes_bit_rate_extension, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BIT_STRING_SIZE_12 },
  { &hf_mpeg_pes_must_be_one, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_vbv_buffer_size_extension, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_255 },
  { &hf_mpeg_pes_low_delay  , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_frame_rate_extension_n, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_3 },
  { &hf_mpeg_pes_frame_rate_extension_d, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_3 },
  { NULL, 0, 0, NULL }
};

static int
dissect_mpeg_pes_Sequence_extension(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
                                   ett_mpeg_pes_Sequence_extension, Sequence_extension_sequence);

  return offset;
}



static int
dissect_mpeg_pes_INTEGER_0_32(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
                                                            0U, 32U, NULL, FALSE);

  return offset;
}



static int
dissect_mpeg_pes_INTEGER_0_64(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
                                                            0U, 64U, NULL, FALSE);

  return offset;
}



static int
dissect_mpeg_pes_BIT_STRING_SIZE_5(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_bit_string(tvb, offset, actx, tree, hf_index,
                                     5, 5, FALSE, NULL);

  return offset;
}


static const per_sequence_t Group_of_pictures_sequence[] = {
  { &hf_mpeg_pes_drop_frame_flag, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_hour       , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_32 },
  { &hf_mpeg_pes_minute     , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_64 },
  { &hf_mpeg_pes_must_be_one, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_second     , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_64 },
  { &hf_mpeg_pes_frame      , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_INTEGER_0_64 },
  { &hf_mpeg_pes_closed_gop , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_broken_gop , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BOOLEAN },
  { &hf_mpeg_pes_must_be_zero_01, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BIT_STRING_SIZE_5 },
  { NULL, 0, 0, NULL }
};

static int
dissect_mpeg_pes_Group_of_pictures(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
                                   ett_mpeg_pes_Group_of_pictures, Group_of_pictures_sequence);

  return offset;
}


static const value_string mpeg_pes_T_frame_type_vals[] = {
  {   1, "i-frame" },
  {   2, "p-frame" },
  {   3, "b-frame" },
  {   4, "d-frame" },
  { 0, NULL }
};


static int
dissect_mpeg_pes_T_frame_type(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
                                                            0U, 7U, NULL, FALSE);

  return offset;
}



static int
dissect_mpeg_pes_BIT_STRING_SIZE_16(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_bit_string(tvb, offset, actx, tree, hf_index,
                                     16, 16, FALSE, NULL);

  return offset;
}


static const per_sequence_t Picture_sequence[] = {
  { &hf_mpeg_pes_temporal_sequence_number, ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BIT_STRING_SIZE_10 },
  { &hf_mpeg_pes_frame_type , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_T_frame_type },
  { &hf_mpeg_pes_vbv_delay  , ASN1_NO_EXTENSIONS     , ASN1_NOT_OPTIONAL, dissect_mpeg_pes_BIT_STRING_SIZE_16 },
  { NULL, 0, 0, NULL }
};

static int
dissect_mpeg_pes_Picture(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
                                   ett_mpeg_pes_Picture, Picture_sequence);

  return offset;
}


/*--- End of included file: packet-mpeg-pes-fn.c ---*/
#line 40 "../../asn1/mpeg-pes/packet-mpeg-pes-template.c"

static int proto_mpeg = -1;
static int proto_mpeg_pes = -1;

static int ett_mpeg_pes_pack_header = -1;
static int ett_mpeg_pes_header_data = -1;
static int ett_mpeg_pes_trick_mode = -1;

static int hf_mpeg_pes_pack_header = -1;
static int hf_mpeg_pes_scr = -1;
static int hf_mpeg_pes_program_mux_rate = -1;
static int hf_mpeg_pes_stuffing_length = -1;
static int hf_mpeg_pes_stuffing = -1;
static int hf_mpeg_pes_extension = -1;
static int hf_mpeg_pes_header_data = -1;
static int hf_mpeg_pes_pts = -1;
static int hf_mpeg_pes_dts = -1;
static int hf_mpeg_pes_escr = -1;
static int hf_mpeg_pes_es_rate = -1;
static int hf_mpeg_pes_dsm_trick_mode = -1;
static int hf_mpeg_pes_dsm_trick_mode_control = -1;
static int hf_mpeg_pes_dsm_trick_mode_field_id = -1;
static int hf_mpeg_pes_dsm_trick_mode_intra_slice_refresh = -1;
static int hf_mpeg_pes_dsm_trick_mode_frequency_truncation = -1;
static int hf_mpeg_pes_dsm_trick_mode_rep_cntrl = -1;
static int hf_mpeg_pes_copy_info = -1;
static int hf_mpeg_pes_crc = -1;
static int hf_mpeg_pes_extension_flags = -1;
static int hf_mpeg_pes_private_data = -1;
static int hf_mpeg_pes_pack_length = -1;
static int hf_mpeg_pes_sequence = -1;
static int hf_mpeg_pes_pstd_buffer = -1;
static int hf_mpeg_pes_extension2 = -1;
static int hf_mpeg_pes_padding = -1;
static int hf_mpeg_pes_data = -1;

static int hf_mpeg_video_sequence_header = -1;
static int hf_mpeg_video_sequence_extension = -1;
static int hf_mpeg_video_group_of_pictures = -1;
static int hf_mpeg_video_picture = -1;
static int hf_mpeg_video_quantization_matrix = -1;
static int hf_mpeg_video_data = -1;

enum { PES_PREFIX = 1 };

enum {
	STREAM_PICTURE = 0x00,
	STREAM_SEQUENCE = 0xb3,
	STREAM_SEQUENCE_EXTENSION = 0xb5,
	STREAM_GOP = 0xb8,
	STREAM_END = 0xb9,
	STREAM_PACK = 0xba,
	STREAM_SYSTEM = 0xbb,
	STREAM_PROGRAM = 0xbc,
	STREAM_PRIVATE1 = 0xbd,
	STREAM_PADDING = 0xbe,
	STREAM_PRIVATE2 = 0xbf,
	STREAM_AUDIO = 0xc0,
	STREAM_VIDEO = 0xe0
};

enum {
	PTS_FLAG = 0x80,
	DTS_FLAG = 0x40,
	ESCR_FLAG = 0x20,
	ES_RATE_FLAG = 0x10,
	DSM_TRICK_MODE_FLAG = 0x08,
	COPY_INFO_FLAG = 0x04,
	CRC_FLAG = 0x02,
	EXTENSION_FLAG = 0x01
};

enum {
	PRIVATE_DATA_FLAG = 0x80,
	PACK_LENGTH_FLAG = 0x40,
	SEQUENCE_FLAG = 0x20,
	PSTD_BUFFER_FLAG = 0x10,
	MUST_BE_ONES = 0x07,
	EXTENSION_FLAG2 = 0x01
};

enum {
	FAST_FORWARD_CONTROL = 0x00,
	SLOW_MOTION_CONTROL = 0x01,
	FREEZE_FRAME_CONTROL = 0x02,
	FAST_REVERSE_CONTROL = 0x03,
	SLOW_REVERSE_CONTROL = 0x04
};

static const value_string mpeg_pes_TrickModeControl_vals[] = {
  { FAST_FORWARD_CONTROL, "fast-forward" },
  { SLOW_MOTION_CONTROL,  "slow-motion" },
  { FREEZE_FRAME_CONTROL, "freeze-frame" },
  { FAST_REVERSE_CONTROL, "fast-reverse" },
  { SLOW_REVERSE_CONTROL, "slow-reverse" },
  {   5, "reserved" },
  {   6, "reserved" },
  {   7, "reserved" },
  {   0, NULL }
};

static const value_string mpeg_pes_TrickModeFieldId_vals[] = {
  {   0, "display-from-top-field-only" },
  {   1, "display-from-bottom-field-only" },
  {   2, "display-complete-frame" },
  {   3, "reserved" },
  {   0, NULL }
};

static const value_string mpeg_pes_TrickModeIntraSliceRefresh_vals[] = {
  {   0, "macroblocks-may-not-be-missing" },
  {   1, "macroblocks-may-be-missing" },
  {   0, NULL }
};

static const value_string mpeg_pes_TrickModeFrequencyTruncation_vals[] = {
  {   0, "only-DC-coefficients-are-non-zero" },
  {   1, "only-the-first-three-coefficients-are-non-zero" },
  {   2, "only-the-first-six-coefficients-are-non-zero" },
  {   3, "all-coefficients-may-be-non-zero" },
  {   0, NULL }
};

#define TSHZ 90000

static guint64 decode_time_stamp(tvbuff_t *tvb, gint offset, nstime_t *nst)
{
	guint64 bytes = tvb_get_ntoh40(tvb, offset);
	guint64 ts =
		(bytes >> 33 & 0x0007) << 30 |
		(bytes >> 17 & 0x7fff) << 15 |
		(bytes >>  1 & 0x7fff) << 0;
	unsigned rem = (unsigned)(ts % TSHZ);
	nst->secs = (time_t)(ts / TSHZ);
	nst->nsecs = (int)(G_GINT64_CONSTANT(1000000000) * rem / TSHZ);
	return ts;
}

#define SCRHZ 27000000

static guint64 decode_clock_reference(tvbuff_t *tvb, gint offset,
		nstime_t *nst)
{
	guint64 bytes = tvb_get_ntoh48(tvb, offset);
	guint64 ts =
		(bytes >> 43 & 0x0007) << 30 |
		(bytes >> 27 & 0x7fff) << 15 |
		(bytes >> 11 & 0x7fff) << 0;
	unsigned ext = (unsigned)((bytes >> 1) & 0x1ff);
	guint64 cr = 300 * ts + ext;
	unsigned rem = (unsigned)(cr % SCRHZ);
	nst->secs = (time_t)(cr / SCRHZ);
	nst->nsecs = (int)(G_GINT64_CONSTANT(1000000000) * rem / SCRHZ);
	return cr;
}

static void
dissect_mpeg_pes_header_data(tvbuff_t *tvb, packet_info *pinfo,
		proto_tree *root, unsigned flags)
{
	proto_item *item = proto_tree_add_item(root, hf_mpeg_pes_header_data, tvb,
			0, -1, FALSE);
	proto_tree *tree = proto_item_add_subtree(item, ett_mpeg_pes_header_data);

	gint offset = 0;
	if (flags & PTS_FLAG) {
		nstime_t nst;
		decode_time_stamp(tvb, offset, &nst);
		proto_tree_add_time(tree, hf_mpeg_pes_pts, tvb,
				offset, 5, &nst);
		offset += 5;

		if (check_col(pinfo->cinfo, COL_DEF_DST)) {
			SET_ADDRESS(&pinfo->dst, AT_NONE, 0, NULL);
			col_add_fstr(pinfo->cinfo, COL_DEF_DST,
					"PTS %ld.%09u",
					(long) nst.secs, nst.nsecs);
		}
	}
	if (flags & DTS_FLAG) {
		nstime_t nst;
		decode_time_stamp(tvb, offset, &nst);
		proto_tree_add_time(tree, hf_mpeg_pes_dts, tvb,
				offset, 5, &nst);
		offset += 5;

		if (check_col(pinfo->cinfo, COL_DEF_SRC)) {
			SET_ADDRESS(&pinfo->src, AT_NONE, 0, NULL);
			col_add_fstr(pinfo->cinfo, COL_DEF_SRC,
					"DTS %ld.%09u",
					(long) nst.secs, nst.nsecs);
		}
	}
	if (flags & ESCR_FLAG) {
		nstime_t nst;
		decode_clock_reference(tvb, offset, &nst);
		proto_tree_add_time(tree, hf_mpeg_pes_escr, tvb,
				offset, 6, &nst);
		offset += 6;
	}
	if (flags & ES_RATE_FLAG) {
		unsigned es_rate = (tvb_get_ntohs(tvb, offset) >> 1 & 0x3fff) * 50;
		proto_tree_add_uint(tree, hf_mpeg_pes_es_rate, tvb,
				offset, 3, es_rate);
		offset += 3;
	}
	if (flags & DSM_TRICK_MODE_FLAG)
	{
		guint8 value = tvb_get_guint8(tvb, offset);
		guint8 control;
		proto_tree *trick_tree;
		proto_item *trick_item;

		trick_item = proto_tree_add_item(item,
			hf_mpeg_pes_dsm_trick_mode, tvb,
				offset, 1, FALSE);

		trick_tree = proto_item_add_subtree(trick_item,
			ett_mpeg_pes_trick_mode);

		control = (value >> 5);
		proto_tree_add_uint(trick_tree,
			hf_mpeg_pes_dsm_trick_mode_control, tvb,
			offset, 1,
			control);

		if (control == FAST_FORWARD_CONTROL
			|| control == FAST_REVERSE_CONTROL)
		{
			proto_tree_add_uint(trick_tree,
				hf_mpeg_pes_dsm_trick_mode_field_id, tvb,
				offset, 1,
				(value & 0x18) >> 3);

			proto_tree_add_uint(trick_tree,
				hf_mpeg_pes_dsm_trick_mode_intra_slice_refresh, tvb,
				offset, 1,
				(value & 0x04) >> 2);

			proto_tree_add_uint(trick_tree,
				hf_mpeg_pes_dsm_trick_mode_frequency_truncation, tvb,
				offset, 1,
				(value & 0x03));
		}
		else if (control == SLOW_MOTION_CONTROL
			|| control == SLOW_REVERSE_CONTROL)
		{
			proto_tree_add_uint(trick_tree,
				hf_mpeg_pes_dsm_trick_mode_rep_cntrl, tvb,
				offset, 1,
				(value & 0x1F));
		}
		else if (control == FREEZE_FRAME_CONTROL)
		{
			proto_tree_add_uint(trick_tree,
				hf_mpeg_pes_dsm_trick_mode_field_id, tvb,
				offset, 1,
				(value & 0x18) >> 3);
		}

		offset += 1;
	}
	if (flags & COPY_INFO_FLAG) {
		proto_tree_add_item(tree, hf_mpeg_pes_copy_info, tvb,
				offset, 1, FALSE);
		offset++;
	}
	if (flags & CRC_FLAG) {
		proto_tree_add_item(tree, hf_mpeg_pes_crc, tvb,
				offset, 2, FALSE);
		offset += 2;
	}

	if (flags & EXTENSION_FLAG) {
		int flags2 = tvb_get_guint8(tvb, offset);
		proto_tree_add_item(tree, hf_mpeg_pes_extension_flags, tvb,
				offset, 1, FALSE);
		offset++;

		if (flags2 & PRIVATE_DATA_FLAG) {
			proto_tree_add_item(tree, hf_mpeg_pes_private_data, tvb,
					offset, 2, FALSE);
			offset += 2;
		}
		if (flags2 & PACK_LENGTH_FLAG) {
			proto_tree_add_item(tree, hf_mpeg_pes_pack_length, tvb,
					offset, 1, FALSE);
			offset++;
		}
		if (flags2 & SEQUENCE_FLAG) {
			proto_tree_add_item(tree, hf_mpeg_pes_sequence, tvb,
					offset, 2, FALSE);
			offset += 2;
		}
		if (flags2 & PSTD_BUFFER_FLAG) {
			unsigned pstd = tvb_get_ntohs(tvb, offset);
			proto_tree_add_uint(tree, hf_mpeg_pes_pstd_buffer, tvb,
					offset, 2, (pstd & 0x2000 ? 1024 : 128) * (pstd & 0x1ff));
			offset += 2;
		}
		if (flags2 & EXTENSION_FLAG2) {
			proto_tree_add_item(tree, hf_mpeg_pes_extension2, tvb,
					offset, 2, FALSE);
			offset += 2;
		}
	}
}

static gint
dissect_mpeg_pes_pack_header(tvbuff_t *tvb, gint offset,
		packet_info *pinfo, proto_tree *root)
{
	unsigned program_mux_rate, stuffing_length;

	proto_item *item = proto_tree_add_item(root, hf_mpeg_pes_pack_header, tvb,
			offset / 8, 10, FALSE);
	proto_tree *tree = proto_item_add_subtree(item, ett_mpeg_pes_pack_header);

	nstime_t nst;
	decode_clock_reference(tvb, offset / 8, &nst);
	proto_tree_add_time(tree, hf_mpeg_pes_scr, tvb, offset / 8, 6, &nst);
	offset += 6 * 8;

	program_mux_rate = (tvb_get_ntoh24(tvb, offset / 8) >> 2) * 50;
	proto_tree_add_uint(tree, hf_mpeg_pes_program_mux_rate, tvb, offset / 8, 3,
			program_mux_rate);
	offset += 3 * 8;

	if (check_col(pinfo->cinfo, COL_DEF_SRC)) {
		SET_ADDRESS(&pinfo->src, AT_NONE, 0, NULL);
		col_add_fstr(pinfo->cinfo, COL_DEF_SRC, "%u B/s", program_mux_rate);
	}

	stuffing_length = tvb_get_guint8(tvb, offset / 8) & 0x07;
	proto_tree_add_item(tree, hf_mpeg_pes_stuffing_length, tvb,
			offset / 8, 1, FALSE);
	offset += 1 * 8;

	if (stuffing_length > 0) {
		proto_tree_add_item(tree, hf_mpeg_pes_stuffing, tvb,
				offset / 8, stuffing_length, FALSE);
		offset += stuffing_length * 8;
	}

	return offset;
}

static void
dissect_mpeg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);

static gboolean
dissect_mpeg_pes(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
	int prefix;
	int stream;
	asn1_ctx_t asn1_ctx;
	gint offset = 0;

	if (!tvb_bytes_exist(tvb, 0, 3))
		return FALSE;	/* not enough bytes for a PES prefix */

	prefix = tvb_get_ntoh24(tvb, 0);
	if (prefix != PES_PREFIX)
		return FALSE;
	col_set_str(pinfo->cinfo, COL_PROTOCOL, "MPEG PES");
	col_clear(pinfo->cinfo, COL_INFO);

	stream = tvb_get_guint8(tvb, 3);
	if (check_col(pinfo->cinfo, COL_INFO)) {
		const char *s = match_strval(stream, mpeg_pes_T_stream_vals);
		if (s != NULL)
			col_set_str(pinfo->cinfo, COL_INFO, s);
	}

#if 0
	if (tree == NULL)
		return TRUE;
#endif
	asn1_ctx_init(&asn1_ctx, ASN1_ENC_PER, TRUE, pinfo);
	offset = dissect_mpeg_pes_PES(tvb, offset, &asn1_ctx,
			tree, proto_mpeg_pes);

	if (stream == STREAM_PICTURE) {
		int frame_type;

		frame_type = tvb_get_guint8(tvb, 5) >> 3 & 0x07;
		if (check_col(pinfo->cinfo, COL_INFO)) {
			const char *s = match_strval(frame_type,
					mpeg_pes_T_frame_type_vals);
			if (s != NULL)
				col_set_str(pinfo->cinfo, COL_INFO, s);
		}

		offset = dissect_mpeg_pes_Picture(tvb, offset, &asn1_ctx,
				tree, hf_mpeg_video_picture);
		proto_tree_add_item(tree, hf_mpeg_video_data, tvb,
				offset / 8, -1, FALSE);
	} else if (stream == STREAM_SEQUENCE) {
		tvbuff_t *es;

		offset = dissect_mpeg_pes_Sequence_header(tvb, offset, &asn1_ctx,
				tree, hf_mpeg_video_sequence_header);

		proto_tree_add_item(tree, hf_mpeg_video_quantization_matrix, tvb,
				offset / 8, 64, FALSE);
		offset += 64 * 8;

		es = tvb_new_subset_remaining(tvb, offset / 8);
		dissect_mpeg_pes(es, pinfo, tree);
	} else if (stream == STREAM_SEQUENCE_EXTENSION) {
		tvbuff_t *es;

		offset = dissect_mpeg_pes_Sequence_extension(tvb, offset, &asn1_ctx,
				tree, hf_mpeg_video_sequence_extension);

		es = tvb_new_subset_remaining(tvb, offset / 8);
		dissect_mpeg_pes(es, pinfo, tree);
	} else if (stream == STREAM_GOP) {
		tvbuff_t *es;

		offset = dissect_mpeg_pes_Group_of_pictures(tvb, offset, &asn1_ctx,
				tree, hf_mpeg_video_group_of_pictures);

		es = tvb_new_subset_remaining(tvb, offset / 8);
		dissect_mpeg_pes(es, pinfo, tree);
	} else if (stream == STREAM_PACK) {
		if (tvb_get_guint8(tvb, offset / 8) >> 6 == 1) {
			offset = dissect_mpeg_pes_pack_header(tvb, offset, pinfo, tree);
		} else {
			proto_tree_add_item(tree, hf_mpeg_pes_data, tvb,
					offset / 8, 8, FALSE);
			offset += 8 * 8;
		}
	} else if (stream == STREAM_SYSTEM || stream == STREAM_PRIVATE2) {
		unsigned data_length = tvb_get_ntohs(tvb, offset / 8);
		proto_tree_add_item(tree, hf_mpeg_pes_length, tvb,
				offset / 8, 2, FALSE);
		offset += 2 * 8;

		proto_tree_add_item(tree, hf_mpeg_pes_data, tvb,
				offset / 8, data_length, FALSE);
	} else if (stream == STREAM_PADDING) {
		unsigned padding_length = tvb_get_ntohs(tvb, offset / 8);
		proto_tree_add_item(tree, hf_mpeg_pes_length, tvb,
				offset / 8, 2, FALSE);
		offset += 2 * 8;

		proto_tree_add_item(tree, hf_mpeg_pes_padding, tvb,
				offset / 8, padding_length, FALSE);
	} else if (stream == STREAM_PRIVATE1
			|| stream >= STREAM_AUDIO) {
		int length = tvb_get_ntohs(tvb, 4);

		if ((tvb_get_guint8(tvb, 6) & 0xc0) == 0x80) {
			int header_length;
			tvbuff_t *es;

			offset = dissect_mpeg_pes_Stream(tvb, offset, &asn1_ctx,
					tree, hf_mpeg_pes_extension);
			/* https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=2229
			 * A value of 0 indicates that the PES packet length is neither specified nor
			 * bounded and is allowed only in PES packets whose payload is a video elementary
			 * stream contained in Transport Stream packets.
			 * XXX Some one with access to the spec should check this
			 */
			 if(length !=0 && stream != STREAM_VIDEO){
				 length -= 5 * 8;
			 }

			header_length = tvb_get_guint8(tvb, 8);
			if (header_length > 0) {
				int flags = tvb_get_guint8(tvb, 7);
				tvbuff_t *header_data = tvb_new_subset(tvb, offset / 8,
						header_length, header_length);
				dissect_mpeg_pes_header_data(header_data, pinfo, tree, flags);
				offset += header_length * 8;
				 /* length may be zero for Video stream */
				if(length !=0 && stream != STREAM_VIDEO){
					length -= header_length * 8;
				}
			}

			/* length may be zero for Video stream */
			if(length==0){
				proto_tree_add_item(tree, hf_mpeg_pes_data, tvb, (offset>>3),-1, FALSE);
				return TRUE;
			}

			es = tvb_new_subset(tvb, offset / 8, -1, length / 8);
			if (tvb_get_ntoh24(es, 0) == PES_PREFIX)
				dissect_mpeg_pes(es, pinfo, tree);
			else if (tvb_get_guint8(es, 0) == 0xff)
				dissect_mpeg(es, pinfo, tree);
			else
				proto_tree_add_item(tree, hf_mpeg_pes_data, es,
						0, -1, FALSE);
		} else {
			unsigned data_length = tvb_get_ntohs(tvb, offset / 8);
			proto_tree_add_item(tree, hf_mpeg_pes_length, tvb,
					offset / 8, 2, FALSE);
			offset += 2 * 8;

			proto_tree_add_item(tree, hf_mpeg_pes_data, tvb,
					offset / 8, data_length, FALSE);
		}
	} else {
		proto_tree_add_item(tree, hf_mpeg_pes_data, tvb,
				offset / 8, -1, FALSE);
	}
	return TRUE;
}

static heur_dissector_list_t heur_subdissector_list;

static void
dissect_mpeg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    if (!dissector_try_heuristic(heur_subdissector_list, tvb, pinfo, tree)) {
	col_set_str(pinfo->cinfo, COL_PROTOCOL, "MPEG");
	col_clear(pinfo->cinfo, COL_INFO);
	if (tree)
	    proto_tree_add_item(tree, proto_mpeg, tvb, 0, -1, FALSE);
    }
}

void
proto_register_mpeg_pes(void)
{
	static hf_register_info hf[] = {

/*--- Included file: packet-mpeg-pes-hfarr.c ---*/
#line 1 "../../asn1/mpeg-pes/packet-mpeg-pes-hfarr.c"
    { &hf_mpeg_pes_prefix,
      { "prefix", "mpeg-pes.prefix",
        FT_BYTES, BASE_NONE, NULL, 0,
        "OCTET_STRING_SIZE_3", HFILL }},
    { &hf_mpeg_pes_stream,
      { "stream", "mpeg-pes.stream",
        FT_UINT8, BASE_HEX, VALS(mpeg_pes_T_stream_vals), 0,
        NULL, HFILL }},
    { &hf_mpeg_pes_length,
      { "length", "mpeg-pes.length",
        FT_UINT16, BASE_DEC, NULL, 0,
        "INTEGER_0_65535", HFILL }},
    { &hf_mpeg_pes_must_be_one,
      { "must-be-one", "mpeg-pes.must_be_one",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_must_be_zero,
      { "must-be-zero", "mpeg-pes.must_be_zero",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_scrambling_control,
      { "scrambling-control", "mpeg-pes.scrambling_control",
        FT_UINT32, BASE_DEC, VALS(mpeg_pes_T_scrambling_control_vals), 0,
        NULL, HFILL }},
    { &hf_mpeg_pes_priority,
      { "priority", "mpeg-pes.priority",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_data_alignment,
      { "data-alignment", "mpeg-pes.data_alignment",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_copyright,
      { "copyright", "mpeg-pes.copyright",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_original,
      { "original", "mpeg-pes.original",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_pts_flag,
      { "pts-flag", "mpeg-pes.pts_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_dts_flag,
      { "dts-flag", "mpeg-pes.dts_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_escr_flag,
      { "escr-flag", "mpeg-pes.escr_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_es_rate_flag,
      { "es-rate-flag", "mpeg-pes.es_rate_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_dsm_trick_mode_flag,
      { "dsm-trick-mode-flag", "mpeg-pes.dsm_trick_mode_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_additional_copy_info_flag,
      { "additional-copy-info-flag", "mpeg-pes.additional_copy_info_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_crc_flag,
      { "crc-flag", "mpeg-pes.crc_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_extension_flag,
      { "extension-flag", "mpeg-pes.extension_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_header_data_length,
      { "header-data-length", "mpeg-pes.header_data_length",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_255", HFILL }},
    { &hf_mpeg_pes_horizontal_size,
      { "horizontal-size", "mpeg-pes.horizontal_size",
        FT_BYTES, BASE_NONE, NULL, 0,
        "BIT_STRING_SIZE_12", HFILL }},
    { &hf_mpeg_pes_vertical_size,
      { "vertical-size", "mpeg-pes.vertical_size",
        FT_BYTES, BASE_NONE, NULL, 0,
        "BIT_STRING_SIZE_12", HFILL }},
    { &hf_mpeg_pes_aspect_ratio,
      { "aspect-ratio", "mpeg-pes.aspect_ratio",
        FT_UINT32, BASE_DEC, VALS(mpeg_pes_T_aspect_ratio_vals), 0,
        "T_aspect_ratio", HFILL }},
    { &hf_mpeg_pes_frame_rate,
      { "frame-rate", "mpeg-pes.frame_rate",
        FT_UINT32, BASE_DEC, VALS(mpeg_pes_T_frame_rate_vals), 0,
        NULL, HFILL }},
    { &hf_mpeg_pes_bit_rate,
      { "bit-rate", "mpeg-pes.bit_rate",
        FT_BYTES, BASE_NONE, NULL, 0,
        "BIT_STRING_SIZE_18", HFILL }},
    { &hf_mpeg_pes_vbv_buffer_size,
      { "vbv-buffer-size", "mpeg-pes.vbv_buffer_size",
        FT_BYTES, BASE_NONE, NULL, 0,
        "BIT_STRING_SIZE_10", HFILL }},
    { &hf_mpeg_pes_constrained_parameters_flag,
      { "constrained-parameters-flag", "mpeg-pes.constrained_parameters_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_load_intra_quantiser_matrix,
      { "load-intra-quantiser-matrix", "mpeg-pes.load_intra_quantiser_matrix",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_load_non_intra_quantiser_matrix,
      { "load-non-intra-quantiser-matrix", "mpeg-pes.load_non_intra_quantiser_matrix",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_must_be_0001,
      { "must-be-0001", "mpeg-pes.must_be_0001",
        FT_BYTES, BASE_NONE, NULL, 0,
        "BIT_STRING_SIZE_4", HFILL }},
    { &hf_mpeg_pes_profile_and_level,
      { "profile-and-level", "mpeg-pes.profile_and_level",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_255", HFILL }},
    { &hf_mpeg_pes_progressive_sequence,
      { "progressive-sequence", "mpeg-pes.progressive_sequence",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_chroma_format,
      { "chroma-format", "mpeg-pes.chroma_format",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_3", HFILL }},
    { &hf_mpeg_pes_horizontal_size_extension,
      { "horizontal-size-extension", "mpeg-pes.horizontal_size_extension",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_3", HFILL }},
    { &hf_mpeg_pes_vertical_size_extension,
      { "vertical-size-extension", "mpeg-pes.vertical_size_extension",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_3", HFILL }},
    { &hf_mpeg_pes_bit_rate_extension,
      { "bit-rate-extension", "mpeg-pes.bit_rate_extension",
        FT_BYTES, BASE_NONE, NULL, 0,
        "BIT_STRING_SIZE_12", HFILL }},
    { &hf_mpeg_pes_vbv_buffer_size_extension,
      { "vbv-buffer-size-extension", "mpeg-pes.vbv_buffer_size_extension",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_255", HFILL }},
    { &hf_mpeg_pes_low_delay,
      { "low-delay", "mpeg-pes.low_delay",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_frame_rate_extension_n,
      { "frame-rate-extension-n", "mpeg-pes.frame_rate_extension_n",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_3", HFILL }},
    { &hf_mpeg_pes_frame_rate_extension_d,
      { "frame-rate-extension-d", "mpeg-pes.frame_rate_extension_d",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_3", HFILL }},
    { &hf_mpeg_pes_drop_frame_flag,
      { "drop-frame-flag", "mpeg-pes.drop_frame_flag",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_hour,
      { "hour", "mpeg-pes.hour",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_32", HFILL }},
    { &hf_mpeg_pes_minute,
      { "minute", "mpeg-pes.minute",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_64", HFILL }},
    { &hf_mpeg_pes_second,
      { "second", "mpeg-pes.second",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_64", HFILL }},
    { &hf_mpeg_pes_frame,
      { "frame", "mpeg-pes.frame",
        FT_UINT32, BASE_DEC, NULL, 0,
        "INTEGER_0_64", HFILL }},
    { &hf_mpeg_pes_closed_gop,
      { "closed-gop", "mpeg-pes.closed_gop",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_broken_gop,
      { "broken-gop", "mpeg-pes.broken_gop",
        FT_BOOLEAN, BASE_NONE, NULL, 0,
        "BOOLEAN", HFILL }},
    { &hf_mpeg_pes_must_be_zero_01,
      { "must-be-zero", "mpeg-pes.must_be_zero",
        FT_BYTES, BASE_NONE, NULL, 0,
        "BIT_STRING_SIZE_5", HFILL }},
    { &hf_mpeg_pes_temporal_sequence_number,
      { "temporal-sequence-number", "mpeg-pes.temporal_sequence_number",
        FT_BYTES, BASE_NONE, NULL, 0,
        "BIT_STRING_SIZE_10", HFILL }},
    { &hf_mpeg_pes_frame_type,
      { "frame-type", "mpeg-pes.frame_type",
        FT_UINT32, BASE_DEC, VALS(mpeg_pes_T_frame_type_vals), 0,
        NULL, HFILL }},
    { &hf_mpeg_pes_vbv_delay,
      { "vbv-delay", "mpeg-pes.vbv_delay",
        FT_BYTES, BASE_NONE, NULL, 0,
        "BIT_STRING_SIZE_16", HFILL }},

/*--- End of included file: packet-mpeg-pes-hfarr.c ---*/
#line 570 "../../asn1/mpeg-pes/packet-mpeg-pes-template.c"
		{ &hf_mpeg_pes_pack_header,
			{ "Pack header", "mpeg-pes.pack",
				FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_scr,
			{ "system clock reference (SCR)", "mpeg-pes.scr",
				FT_RELATIVE_TIME, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_program_mux_rate,
			{ "PES program mux rate", "mpeg-pes.program-mux-rate",
				FT_UINT24, BASE_DEC, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_stuffing_length,
			{ "PES stuffing length", "mpeg-pes.stuffing-length",
				FT_UINT8, BASE_DEC, NULL, 0x07, NULL, HFILL }},
		{ &hf_mpeg_pes_stuffing,
			{ "PES stuffing bytes", "mpeg-pes.stuffing",
				FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_extension,
			{ "PES extension", "mpeg-pes.extension",
				FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_header_data,
			{ "PES header data", "mpeg-pes.header-data",
				FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_pts,
			{ "presentation time stamp (PTS)", "mpeg-pes.pts",
				FT_RELATIVE_TIME, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_dts,
			{ "decode time stamp (DTS)", "mpeg-pes.dts",
				FT_RELATIVE_TIME, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_escr,
			{ "elementary stream clock reference (ESCR)", "mpeg-pes.escr",
				FT_RELATIVE_TIME, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_es_rate,
			{ "elementary stream rate", "mpeg-pes.es-rate",
				FT_UINT24, BASE_DEC, NULL, 0x7ffe, NULL, HFILL }},
		{ &hf_mpeg_pes_dsm_trick_mode,
			{ "Trick mode", "mpeg-pes.trick-mode",
				FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_dsm_trick_mode_control,
			{ "control", "mpeg-pes.trick-mode-control",
				FT_UINT8, BASE_HEX, VALS(mpeg_pes_TrickModeControl_vals), 0,
				"mpeg_pes trick mode control", HFILL }},
		{ &hf_mpeg_pes_dsm_trick_mode_field_id,
			{ "field id", "mpeg-pes.trick-mode-field-id",
				FT_UINT8, BASE_HEX, VALS(mpeg_pes_TrickModeFieldId_vals), 0,
				"mpeg_pes trick mode field id", HFILL }},
		{ &hf_mpeg_pes_dsm_trick_mode_intra_slice_refresh,
			{ "intra slice refresh", "mpeg-pes.trick-mode-intra-slice-refresh",
				FT_UINT8, BASE_HEX, VALS(mpeg_pes_TrickModeIntraSliceRefresh_vals), 0,
				"mpeg_pes trick mode intra slice refresh", HFILL }},
		{ &hf_mpeg_pes_dsm_trick_mode_frequency_truncation,
			{ "frequency truncation", "mpeg-pes.trick-mode-frequeny-truncation",
				FT_UINT8, BASE_HEX, VALS(mpeg_pes_TrickModeFrequencyTruncation_vals), 0,
				"mpeg_pes trick mode frequency truncation", HFILL }},
		{ &hf_mpeg_pes_dsm_trick_mode_rep_cntrl,
			{ "rep cntrl", "mpeg-pes.trick-mode-rep-cntrl",
				FT_UINT8, BASE_HEX, NULL, 0, "mpeg_pes trick mode rep cntrl", HFILL }},
		{ &hf_mpeg_pes_copy_info,
			{ "copy info", "mpeg-pes.copy-info",
				FT_UINT8, BASE_DEC, NULL, 0x7f, NULL, HFILL }},
		{ &hf_mpeg_pes_crc,
			{ "CRC", "mpeg-pes.crc",
				FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_extension_flags,
			{ "extension flags", "mpeg-pes.extension-flags",
				FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_private_data,
			{ "private data", "mpeg-pes.private-data",
				FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_pack_length,
			{ "pack length", "mpeg-pes.pack-length",
				FT_UINT8, BASE_DEC, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_sequence,
			{ "sequence", "mpeg-pes.sequence",
				FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_pstd_buffer,
			{ "P-STD buffer size", "mpeg-pes.pstd-buffer",
				FT_UINT16, BASE_DEC, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_extension2,
			{ "extension2", "mpeg-pes.extension2",
				FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_padding,
			{ "PES padding", "mpeg-pes.padding",
				FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_pes_data,
			{ "PES data", "mpeg-pes.data",
				FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_video_sequence_header,
			{ "MPEG sequence header", "mpeg-video.sequence",
				FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_video_sequence_extension,
			{ "MPEG sequence extension", "mpeg-video.sequence-ext",
				FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_video_group_of_pictures,
			{ "MPEG group of pictures", "mpeg-video.gop",
				FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_video_picture,
			{ "MPEG picture", "mpeg-video.picture",
				FT_NONE, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_video_quantization_matrix,
			{ "MPEG quantization matrix", "mpeg-video.quant",
				FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }},
		{ &hf_mpeg_video_data,
			{ "MPEG picture data", "mpeg-video.data",
				FT_BYTES, BASE_NONE, NULL, 0, NULL, HFILL }},
	};

	static gint *ett[] = {

/*--- Included file: packet-mpeg-pes-ettarr.c ---*/
#line 1 "../../asn1/mpeg-pes/packet-mpeg-pes-ettarr.c"
    &ett_mpeg_pes_PES,
    &ett_mpeg_pes_Stream,
    &ett_mpeg_pes_Sequence_header,
    &ett_mpeg_pes_Sequence_extension,
    &ett_mpeg_pes_Group_of_pictures,
    &ett_mpeg_pes_Picture,

/*--- End of included file: packet-mpeg-pes-ettarr.c ---*/
#line 677 "../../asn1/mpeg-pes/packet-mpeg-pes-template.c"
		&ett_mpeg_pes_pack_header,
		&ett_mpeg_pes_header_data,
		&ett_mpeg_pes_trick_mode
	};

	proto_mpeg = proto_register_protocol(
			"Moving Picture Experts Group", "MPEG", "mpeg");
	register_dissector("mpeg", dissect_mpeg, proto_mpeg);
	register_heur_dissector_list("mpeg", &heur_subdissector_list);

	proto_mpeg_pes = proto_register_protocol(
			"Packetized Elementary Stream", "MPEG PES", "mpeg-pes");
	proto_register_field_array(proto_mpeg_pes, hf, array_length(hf));
	proto_register_subtree_array(ett, array_length(ett));
	new_register_dissector("mpeg-pes", dissect_mpeg_pes, proto_mpeg_pes);
}

void
proto_reg_handoff_mpeg_pes(void)
{
	dissector_handle_t mpeg_handle = find_dissector("mpeg");

	dissector_add_uint("wtap_encap", WTAP_ENCAP_MPEG, mpeg_handle);
	heur_dissector_add("mpeg", dissect_mpeg_pes, proto_mpeg_pes);
}
