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-rw-r--r--src/tools/chdman.cpp2958
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diff --git a/src/tools/chdman.cpp b/src/tools/chdman.cpp
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+// license:BSD-3-Clause
+// copyright-holders:Aaron Giles
+/***************************************************************************
+
+ CHD compression frontend
+
+****************************************************************************/
+
+#include <assert.h>
+
+#include "osdcore.h"
+#include "corefile.h"
+#include "chdcd.h"
+#include "aviio.h"
+#include "avhuff.h"
+#include "bitmap.h"
+#include "md5.h"
+#include "sha1.h"
+#include "vbiparse.h"
+#include "tagmap.h"
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+#include <ctype.h>
+#include <new>
+
+
+
+//**************************************************************************
+// CONSTANTS & DEFINES
+//**************************************************************************
+
+// default hard disk sector size
+const UINT32 IDE_SECTOR_SIZE = 512;
+
+// temporary input buffer size
+const UINT32 TEMP_BUFFER_SIZE = 32 * 1024 * 1024;
+
+// modes
+const int MODE_NORMAL = 0;
+const int MODE_CUEBIN = 1;
+const int MODE_GDI = 2;
+
+// command modifier
+#define REQUIRED "~"
+
+// command strings
+#define COMMAND_HELP "help"
+#define COMMAND_INFO "info"
+#define COMMAND_VERIFY "verify"
+#define COMMAND_CREATE_RAW "createraw"
+#define COMMAND_CREATE_HD "createhd"
+#define COMMAND_CREATE_CD "createcd"
+#define COMMAND_CREATE_LD "createld"
+#define COMMAND_EXTRACT_RAW "extractraw"
+#define COMMAND_EXTRACT_HD "extracthd"
+#define COMMAND_EXTRACT_CD "extractcd"
+#define COMMAND_EXTRACT_LD "extractld"
+#define COMMAND_COPY "copy"
+#define COMMAND_ADD_METADATA "addmeta"
+#define COMMAND_DEL_METADATA "delmeta"
+#define COMMAND_DUMP_METADATA "dumpmeta"
+
+// option strings
+#define OPTION_INPUT "input"
+#define OPTION_OUTPUT "output"
+#define OPTION_OUTPUT_BIN "outputbin"
+#define OPTION_OUTPUT_FORCE "force"
+#define OPTION_INPUT_START_BYTE "inputstartbyte"
+#define OPTION_INPUT_START_HUNK "inputstarthunk"
+#define OPTION_INPUT_START_FRAME "inputstartframe"
+#define OPTION_INPUT_LENGTH_BYTES "inputbytes"
+#define OPTION_INPUT_LENGTH_HUNKS "inputhunks"
+#define OPTION_INPUT_LENGTH_FRAMES "inputframes"
+#define OPTION_HUNK_SIZE "hunksize"
+#define OPTION_UNIT_SIZE "unitsize"
+#define OPTION_COMPRESSION "compression"
+#define OPTION_INPUT_PARENT "inputparent"
+#define OPTION_OUTPUT_PARENT "outputparent"
+#define OPTION_IDENT "ident"
+#define OPTION_CHS "chs"
+#define OPTION_SECTOR_SIZE "sectorsize"
+#define OPTION_TAG "tag"
+#define OPTION_INDEX "index"
+#define OPTION_VALUE_TEXT "valuetext"
+#define OPTION_VALUE_FILE "valuefile"
+#define OPTION_NO_CHECKSUM "nochecksum"
+#define OPTION_VERBOSE "verbose"
+#define OPTION_FIX "fix"
+#define OPTION_NUMPROCESSORS "numprocessors"
+#define OPTION_SIZE "size"
+
+
+//**************************************************************************
+// FUNCTION PROTOTYPES
+//**************************************************************************
+
+typedef tagmap_t<std::string *> parameters_t;
+
+static void report_error(int error, const char *format, ...) ATTR_PRINTF(2,3);
+static void do_info(parameters_t &params);
+static void do_verify(parameters_t &params);
+static void do_create_raw(parameters_t &params);
+static void do_create_hd(parameters_t &params);
+static void do_create_cd(parameters_t &params);
+static void do_create_ld(parameters_t &params);
+static void do_copy(parameters_t &params);
+static void do_extract_raw(parameters_t &params);
+static void do_extract_cd(parameters_t &params);
+static void do_extract_ld(parameters_t &params);
+static void do_add_metadata(parameters_t &params);
+static void do_del_metadata(parameters_t &params);
+static void do_dump_metadata(parameters_t &params);
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> option_description
+
+struct option_description
+{
+ const char *name;
+ const char *shortname;
+ bool parameter;
+ const char *description;
+};
+
+
+// ======================> command_description
+
+struct command_description
+{
+ const char *name;
+ void (*handler)(parameters_t &);
+ const char *description;
+ const char *valid_options[16];
+};
+
+
+// ======================> avi_info
+
+struct avi_info
+{
+ UINT32 fps_times_1million;
+ UINT32 width;
+ UINT32 height;
+ bool interlaced;
+ UINT32 channels;
+ UINT32 rate;
+ UINT32 max_samples_per_frame;
+ UINT32 bytes_per_frame;
+};
+
+
+// ======================> metadata_index_info
+
+struct metadata_index_info
+{
+ chd_metadata_tag tag;
+ UINT32 index;
+};
+
+
+// ======================> fatal_error
+
+class fatal_error : public std::exception
+{
+public:
+ fatal_error(int error)
+ : m_error(error) { }
+
+ int error() const { return m_error; }
+
+private:
+ int m_error;
+};
+
+
+// ======================> chd_rawfile_compressor
+
+class chd_rawfile_compressor : public chd_file_compressor
+{
+public:
+ // construction/destruction
+ chd_rawfile_compressor(core_file *file, UINT64 offset = 0, UINT64 maxoffset = ~0)
+ : m_file(file),
+ m_offset(offset),
+ m_maxoffset(MIN(maxoffset, (file != NULL) ? core_fsize(file) : 0)) { }
+
+ // read interface
+ virtual UINT32 read_data(void *dest, UINT64 offset, UINT32 length)
+ {
+ offset += m_offset;
+ if (offset >= m_maxoffset)
+ return 0;
+ if (offset + length > m_maxoffset)
+ length = m_maxoffset - offset;
+ core_fseek(m_file, offset, SEEK_SET);
+ return core_fread(m_file, dest, length);
+ }
+
+private:
+ // internal state
+ core_file * m_file;
+ UINT64 m_offset;
+ UINT64 m_maxoffset;
+};
+
+
+// ======================> chd_chdfile_compressor
+
+class chd_chdfile_compressor : public chd_file_compressor
+{
+public:
+ // construction/destruction
+ chd_chdfile_compressor(chd_file &file, UINT64 offset = 0, UINT64 maxoffset = ~0)
+ : m_toc(NULL),
+ m_file(file),
+ m_offset(offset),
+ m_maxoffset(MIN(maxoffset, file.logical_bytes())) { }
+
+ // read interface
+ virtual UINT32 read_data(void *dest, UINT64 offset, UINT32 length)
+ {
+ offset += m_offset;
+ if (offset >= m_maxoffset)
+ return 0;
+ if (offset + length > m_maxoffset)
+ length = m_maxoffset - offset;
+ chd_error err = m_file.read_bytes(offset, dest, length);
+ if (err != CHDERR_NONE)
+ throw err;
+
+ // if we have TOC - detect audio sectors and swap data
+ if (m_toc)
+ {
+ assert(offset % CD_FRAME_SIZE == 0);
+ assert(length % CD_FRAME_SIZE == 0);
+
+ int startlba = offset / CD_FRAME_SIZE;
+ int lenlba = length / CD_FRAME_SIZE;
+ UINT8 *_dest = reinterpret_cast<UINT8 *>(dest);
+
+ for (int chdlba = 0; chdlba < lenlba; chdlba++)
+ {
+ // find current frame's track number
+ int tracknum = m_toc->numtrks;
+ for (int track = 0; track < m_toc->numtrks; track++)
+ if ((chdlba + startlba) < m_toc->tracks[track + 1].chdframeofs)
+ {
+ tracknum = track;
+ break;
+ }
+ // is it audio ?
+ if (m_toc->tracks[tracknum].trktype != CD_TRACK_AUDIO)
+ continue;
+ // byteswap if yes
+ int dataoffset = chdlba * CD_FRAME_SIZE;
+ for (UINT32 swapindex = dataoffset; swapindex < (dataoffset + CD_MAX_SECTOR_DATA); swapindex += 2)
+ {
+ UINT8 temp = _dest[swapindex];
+ _dest[swapindex] = _dest[swapindex + 1];
+ _dest[swapindex + 1] = temp;
+ }
+ }
+ }
+
+ return length;
+ }
+
+const cdrom_toc * m_toc;
+
+private:
+ // internal state
+ chd_file & m_file;
+ UINT64 m_offset;
+ UINT64 m_maxoffset;
+};
+
+
+// ======================> chd_cd_compressor
+
+class chd_cd_compressor : public chd_file_compressor
+{
+public:
+ // construction/destruction
+ chd_cd_compressor(cdrom_toc &toc, chdcd_track_input_info &info)
+ : m_file(NULL),
+ m_toc(toc),
+ m_info(info) { }
+
+ ~chd_cd_compressor()
+ {
+ if (m_file != NULL)
+ core_fclose(m_file);
+ }
+
+ // read interface
+ virtual UINT32 read_data(void *_dest, UINT64 offset, UINT32 length)
+ {
+ // verify assumptions made below
+ assert(offset % CD_FRAME_SIZE == 0);
+ assert(length % CD_FRAME_SIZE == 0);
+
+ // initialize destination to 0 so that unused areas are filled
+ UINT8 *dest = reinterpret_cast<UINT8 *>(_dest);
+ memset(dest, 0, length);
+
+ // find out which track we're starting in
+ UINT64 startoffs = 0;
+ UINT32 length_remaining = length;
+ for (int tracknum = 0; tracknum < m_toc.numtrks; tracknum++)
+ {
+ const cdrom_track_info &trackinfo = m_toc.tracks[tracknum];
+ UINT64 endoffs = startoffs + (trackinfo.frames + trackinfo.extraframes) * CD_FRAME_SIZE;
+ if (offset >= startoffs && offset < endoffs)
+ {
+ // if we don't already have this file open, open it now
+ if (m_file == NULL || m_lastfile.compare(m_info.track[tracknum].fname)!=0)
+ {
+ if (m_file != NULL)
+ core_fclose(m_file);
+ m_lastfile = m_info.track[tracknum].fname;
+ file_error filerr = core_fopen(m_lastfile.c_str(), OPEN_FLAG_READ, &m_file);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Error opening input file (%s)'", m_lastfile.c_str());
+ }
+
+ // iterate over frames
+ UINT32 bytesperframe = trackinfo.datasize + trackinfo.subsize;
+ UINT64 src_track_start = m_info.track[tracknum].offset;
+ UINT64 src_track_end = src_track_start + bytesperframe * trackinfo.frames;
+ UINT64 pad_track_start = src_track_end - (m_toc.tracks[tracknum].padframes * bytesperframe);
+ while (length_remaining != 0 && offset < endoffs)
+ {
+ // determine start of current frame
+ UINT64 src_frame_start = src_track_start + ((offset - startoffs) / CD_FRAME_SIZE) * bytesperframe;
+ if (src_frame_start < src_track_end)
+ {
+ // read it in, or pad if we're into the padframes
+ if (src_frame_start >= pad_track_start)
+ {
+ memset(dest, 0, bytesperframe);
+ }
+ else
+ {
+ core_fseek(m_file, src_frame_start, SEEK_SET);
+ UINT32 count = core_fread(m_file, dest, bytesperframe);
+ if (count != bytesperframe)
+ report_error(1, "Error reading input file (%s)'", m_lastfile.c_str());
+ }
+
+ // swap if appropriate
+ if (m_info.track[tracknum].swap)
+ for (UINT32 swapindex = 0; swapindex < 2352; swapindex += 2)
+ {
+ UINT8 temp = dest[swapindex];
+ dest[swapindex] = dest[swapindex + 1];
+ dest[swapindex + 1] = temp;
+ }
+ }
+
+ // advance
+ offset += CD_FRAME_SIZE;
+ dest += CD_FRAME_SIZE;
+ length_remaining -= CD_FRAME_SIZE;
+ if (length_remaining == 0)
+ break;
+ }
+ }
+
+ // next track starts after the previous one
+ startoffs = endoffs;
+ }
+ return length - length_remaining;
+ }
+
+private:
+ // internal state
+ std::string m_lastfile;
+ core_file * m_file;
+ cdrom_toc & m_toc;
+ chdcd_track_input_info & m_info;
+};
+
+
+// ======================> chd_avi_compressor
+
+class chd_avi_compressor : public chd_file_compressor
+{
+public:
+ // construction/destruction
+ chd_avi_compressor(avi_file &file, avi_info &info, UINT32 first_frame, UINT32 num_frames)
+ : m_file(file),
+ m_info(info),
+ m_bitmap(info.width, info.height * (info.interlaced ? 2 : 1)),
+ m_start_frame(first_frame),
+ m_frame_count(num_frames),
+ m_ldframedata(num_frames * VBI_PACKED_BYTES),
+ m_rawdata(info.bytes_per_frame) { }
+
+ // getters
+ const dynamic_buffer &ldframedata() const { return m_ldframedata; }
+
+ // read interface
+ virtual UINT32 read_data(void *_dest, UINT64 offset, UINT32 length)
+ {
+ UINT8 *dest = reinterpret_cast<UINT8 *>(_dest);
+ UINT8 interlace_factor = m_info.interlaced ? 2 : 1;
+ UINT32 length_remaining = length;
+
+ // iterate over frames
+ INT32 start_frame = offset / m_info.bytes_per_frame;
+ INT32 end_frame = (offset + length - 1) / m_info.bytes_per_frame;
+ for (INT32 framenum = start_frame; framenum <= end_frame; framenum++)
+ if (framenum < m_frame_count)
+ {
+ // determine effective frame number and first/last samples
+ INT32 effframe = m_start_frame + framenum;
+ UINT32 first_sample = (UINT64(m_info.rate) * UINT64(effframe) * UINT64(1000000) + m_info.fps_times_1million - 1) / UINT64(m_info.fps_times_1million);
+ UINT32 samples = (UINT64(m_info.rate) * UINT64(effframe + 1) * UINT64(1000000) + m_info.fps_times_1million - 1) / UINT64(m_info.fps_times_1million) - first_sample;
+
+ // loop over channels and read the samples
+ int channels = MIN(m_info.channels, ARRAY_LENGTH(m_audio));
+ INT16 *samplesptr[ARRAY_LENGTH(m_audio)];
+ for (int chnum = 0; chnum < channels; chnum++)
+ {
+ // read the sound samples
+ m_audio[chnum].resize(samples);
+ samplesptr[chnum] = &m_audio[chnum][0];
+ avi_error avierr = avi_read_sound_samples(&m_file, chnum, first_sample, samples, &m_audio[chnum][0]);
+ if (avierr != AVIERR_NONE)
+ report_error(1, "Error reading audio samples %d-%d from channel %d: %s", first_sample, samples, chnum, avi_error_string(avierr));
+ }
+
+ // read the video data
+ avi_error avierr = avi_read_video_frame(&m_file, effframe / interlace_factor, m_bitmap);
+ if (avierr != AVIERR_NONE)
+ report_error(1, "Error reading AVI frame %d: %s", effframe / interlace_factor, avi_error_string(avierr));
+ bitmap_yuy16 subbitmap(&m_bitmap.pix(effframe % interlace_factor), m_bitmap.width(), m_bitmap.height() / interlace_factor, m_bitmap.rowpixels() * interlace_factor);
+
+ // update metadata for this frame
+ if (m_info.height == 524/2 || m_info.height == 624/2)
+ {
+ vbi_metadata vbi;
+ vbi_parse_all(&subbitmap.pix16(0), subbitmap.rowpixels(), subbitmap.width(), 8, &vbi);
+ vbi_metadata_pack(&m_ldframedata[framenum * VBI_PACKED_BYTES], framenum, &vbi);
+ }
+
+ // assemble the data into final form
+ avhuff_error averr = avhuff_encoder::assemble_data(m_rawdata, subbitmap, channels, samples, samplesptr);
+ if (averr != AVHERR_NONE)
+ report_error(1, "Error assembling data for frame %d", framenum);
+ if (m_rawdata.size() < m_info.bytes_per_frame)
+ {
+ int old_size = m_rawdata.size();
+ m_rawdata.resize(m_info.bytes_per_frame);
+ memset(&m_rawdata[old_size], 0, m_info.bytes_per_frame - old_size);
+ }
+
+ // copy to the destination
+ UINT64 start_offset = UINT64(framenum) * UINT64(m_info.bytes_per_frame);
+ UINT64 end_offset = start_offset + m_info.bytes_per_frame;
+ UINT32 bytes_to_copy = MIN(length_remaining, end_offset - offset);
+ memcpy(dest, &m_rawdata[offset - start_offset], bytes_to_copy);
+
+ // advance
+ offset += bytes_to_copy;
+ dest += bytes_to_copy;
+ length_remaining -= bytes_to_copy;
+ }
+
+ return length;
+ }
+
+private:
+ // internal state
+ avi_file & m_file;
+ avi_info & m_info;
+ bitmap_yuy16 m_bitmap;
+ UINT32 m_start_frame;
+ UINT32 m_frame_count;
+ std::vector<INT16> m_audio[8];
+ dynamic_buffer m_ldframedata;
+ dynamic_buffer m_rawdata;
+};
+
+
+
+//**************************************************************************
+// GLOBAL VARIABLES
+//**************************************************************************
+
+// timing
+static clock_t lastprogress = 0;
+
+
+// default compressors
+static const chd_codec_type s_default_raw_compression[4] = { CHD_CODEC_LZMA, CHD_CODEC_ZLIB, CHD_CODEC_HUFFMAN, CHD_CODEC_FLAC };
+static const chd_codec_type s_default_hd_compression[4] = { CHD_CODEC_LZMA, CHD_CODEC_ZLIB, CHD_CODEC_HUFFMAN, CHD_CODEC_FLAC };
+static const chd_codec_type s_default_cd_compression[4] = { CHD_CODEC_CD_LZMA, CHD_CODEC_CD_ZLIB, CHD_CODEC_CD_FLAC };
+static const chd_codec_type s_default_ld_compression[4] = { CHD_CODEC_AVHUFF };
+
+
+// descriptions for each option
+static const option_description s_options[] =
+{
+ { OPTION_INPUT, "i", true, " <filename>: input file name" },
+ { OPTION_INPUT_PARENT, "ip", true, " <filename>: parent file name for input CHD" },
+ { OPTION_OUTPUT, "o", true, " <filename>: output file name" },
+ { OPTION_OUTPUT_BIN, "ob", true, " <filename>: output file name for binary data" },
+ { OPTION_OUTPUT_FORCE, "f", false, ": force overwriting an existing file" },
+ { OPTION_OUTPUT_PARENT, "op", true, " <filename>: parent file name for output CHD" },
+ { OPTION_INPUT_START_BYTE, "isb", true, " <offset>: starting byte offset within the input" },
+ { OPTION_INPUT_START_HUNK, "ish", true, " <offset>: starting hunk offset within the input" },
+ { OPTION_INPUT_START_FRAME, "isf", true, " <offset>: starting frame within the input" },
+ { OPTION_INPUT_LENGTH_BYTES, "ib", true, " <length>: effective length of input in bytes" },
+ { OPTION_INPUT_LENGTH_HUNKS, "ih", true, " <length>: effective length of input in hunks" },
+ { OPTION_INPUT_LENGTH_FRAMES, "if", true, " <length>: effective length of input in frames" },
+ { OPTION_HUNK_SIZE, "hs", true, " <bytes>: size of each hunk, in bytes" },
+ { OPTION_UNIT_SIZE, "us", true, " <bytes>: size of each unit, in bytes" },
+ { OPTION_COMPRESSION, "c", true, " <none|type1[,type2[,...]]>: which compression codecs to use (up to 4)" },
+ { OPTION_IDENT, "id", true, " <filename>: name of ident file to provide CHS information" },
+ { OPTION_CHS, "chs", true, " <cylinders,heads,sectors>: specifies CHS values directly" },
+ { OPTION_SECTOR_SIZE, "ss", true, " <bytes>: size of each hard disk sector" },
+ { OPTION_TAG, "t", true, " <tag>: 4-character tag for metadata" },
+ { OPTION_INDEX, "ix", true, " <index>: indexed instance of this metadata tag" },
+ { OPTION_VALUE_TEXT, "vt", true, " <text>: text for the metadata" },
+ { OPTION_VALUE_FILE, "vf", true, " <file>: file containing data to add" },
+ { OPTION_NUMPROCESSORS, "np", true, " <processors>: limit the number of processors to use during compression" },
+ { OPTION_NO_CHECKSUM, "nocs", false, ": do not include this metadata information in the overall SHA-1" },
+ { OPTION_FIX, "f", false, ": fix the SHA-1 if it is incorrect" },
+ { OPTION_VERBOSE, "v", false, ": output additional information" },
+ { OPTION_SIZE, "s", true, ": <bytes>: size of the output file" },
+};
+
+
+// descriptions for each command
+static const command_description s_commands[] =
+{
+ { COMMAND_INFO, do_info, ": displays information about a CHD",
+ {
+ REQUIRED OPTION_INPUT,
+ OPTION_VERBOSE
+ }
+ },
+
+ { COMMAND_VERIFY, do_verify, ": verifies a CHD's integrity",
+ {
+ REQUIRED OPTION_INPUT,
+ OPTION_INPUT_PARENT
+ }
+ },
+
+ { COMMAND_CREATE_RAW, do_create_raw, ": create a raw CHD from the input file",
+ {
+ REQUIRED OPTION_OUTPUT,
+ OPTION_OUTPUT_PARENT,
+ OPTION_OUTPUT_FORCE,
+ REQUIRED OPTION_INPUT,
+ OPTION_INPUT_START_BYTE,
+ OPTION_INPUT_START_HUNK,
+ OPTION_INPUT_LENGTH_BYTES,
+ OPTION_INPUT_LENGTH_HUNKS,
+ REQUIRED OPTION_HUNK_SIZE,
+ REQUIRED OPTION_UNIT_SIZE,
+ OPTION_COMPRESSION,
+ OPTION_NUMPROCESSORS
+ }
+ },
+
+ { COMMAND_CREATE_HD, do_create_hd, ": create a hard disk CHD from the input file",
+ {
+ REQUIRED OPTION_OUTPUT,
+ OPTION_OUTPUT_PARENT,
+ OPTION_OUTPUT_FORCE,
+ OPTION_INPUT,
+ OPTION_INPUT_START_BYTE,
+ OPTION_INPUT_START_HUNK,
+ OPTION_INPUT_LENGTH_BYTES,
+ OPTION_INPUT_LENGTH_HUNKS,
+ OPTION_HUNK_SIZE,
+ OPTION_COMPRESSION,
+ OPTION_IDENT,
+ OPTION_CHS,
+ OPTION_SIZE,
+ OPTION_SECTOR_SIZE,
+ OPTION_NUMPROCESSORS
+ }
+ },
+
+ { COMMAND_CREATE_CD, do_create_cd, ": create a CD CHD from the input file",
+ {
+ REQUIRED OPTION_OUTPUT,
+ OPTION_OUTPUT_PARENT,
+ OPTION_OUTPUT_FORCE,
+ REQUIRED OPTION_INPUT,
+ OPTION_HUNK_SIZE,
+ OPTION_COMPRESSION,
+ OPTION_NUMPROCESSORS
+ }
+ },
+
+ { COMMAND_CREATE_LD, do_create_ld, ": create a laserdisc CHD from the input file",
+ {
+ REQUIRED OPTION_OUTPUT,
+ OPTION_OUTPUT_PARENT,
+ OPTION_OUTPUT_FORCE,
+ REQUIRED OPTION_INPUT,
+ OPTION_INPUT_START_FRAME,
+ OPTION_INPUT_LENGTH_FRAMES,
+ OPTION_HUNK_SIZE,
+ OPTION_COMPRESSION,
+ OPTION_NUMPROCESSORS
+ }
+ },
+
+ { COMMAND_EXTRACT_RAW, do_extract_raw, ": extract raw file from a CHD input file",
+ {
+ REQUIRED OPTION_OUTPUT,
+ OPTION_OUTPUT_FORCE,
+ REQUIRED OPTION_INPUT,
+ OPTION_INPUT_PARENT,
+ OPTION_INPUT_START_BYTE,
+ OPTION_INPUT_START_HUNK,
+ OPTION_INPUT_LENGTH_BYTES,
+ OPTION_INPUT_LENGTH_HUNKS
+ }
+ },
+
+ { COMMAND_EXTRACT_HD, do_extract_raw, ": extract raw hard disk file from a CHD input file",
+ {
+ REQUIRED OPTION_OUTPUT,
+ OPTION_OUTPUT_FORCE,
+ REQUIRED OPTION_INPUT,
+ OPTION_INPUT_PARENT,
+ OPTION_INPUT_START_BYTE,
+ OPTION_INPUT_START_HUNK,
+ OPTION_INPUT_LENGTH_BYTES,
+ OPTION_INPUT_LENGTH_HUNKS
+ }
+ },
+
+ { COMMAND_EXTRACT_CD, do_extract_cd, ": extract CD file from a CHD input file",
+ {
+ REQUIRED OPTION_OUTPUT,
+ OPTION_OUTPUT_BIN,
+ OPTION_OUTPUT_FORCE,
+ REQUIRED OPTION_INPUT,
+ OPTION_INPUT_PARENT,
+ }
+ },
+
+ { COMMAND_EXTRACT_LD, do_extract_ld, ": extract laserdisc AVI from a CHD input file",
+ {
+ REQUIRED OPTION_OUTPUT,
+ OPTION_OUTPUT_FORCE,
+ REQUIRED OPTION_INPUT,
+ OPTION_INPUT_PARENT,
+ OPTION_INPUT_START_FRAME,
+ OPTION_INPUT_LENGTH_FRAMES
+ }
+ },
+
+ { COMMAND_COPY, do_copy, ": copy data from one CHD to another of the same type",
+ {
+ REQUIRED OPTION_OUTPUT,
+ OPTION_OUTPUT_PARENT,
+ OPTION_OUTPUT_FORCE,
+ REQUIRED OPTION_INPUT,
+ OPTION_INPUT_PARENT,
+ OPTION_INPUT_START_BYTE,
+ OPTION_INPUT_START_HUNK,
+ OPTION_INPUT_LENGTH_BYTES,
+ OPTION_INPUT_LENGTH_HUNKS,
+ OPTION_HUNK_SIZE,
+ OPTION_COMPRESSION,
+ OPTION_NUMPROCESSORS
+ }
+ },
+
+ { COMMAND_ADD_METADATA, do_add_metadata, ": add metadata to the CHD",
+ {
+ REQUIRED OPTION_INPUT,
+ REQUIRED OPTION_TAG,
+ OPTION_INDEX,
+ OPTION_VALUE_TEXT,
+ OPTION_VALUE_FILE,
+ OPTION_NO_CHECKSUM
+ }
+ },
+
+ { COMMAND_DEL_METADATA, do_del_metadata, ": remove metadata from the CHD",
+ {
+ REQUIRED OPTION_INPUT,
+ REQUIRED OPTION_TAG,
+ OPTION_INDEX
+ }
+ },
+
+ { COMMAND_DUMP_METADATA, do_dump_metadata, ": dump metadata from the CHD to stdout or to a file",
+ {
+ REQUIRED OPTION_INPUT,
+ OPTION_OUTPUT,
+ OPTION_OUTPUT_FORCE,
+ REQUIRED OPTION_TAG,
+ OPTION_INDEX
+ }
+ }
+};
+
+
+
+//**************************************************************************
+// IMPLEMENTATION
+//**************************************************************************
+
+//-------------------------------------------------
+// report_error - report an error
+//-------------------------------------------------
+
+static void report_error(int error, const char *format, ...)
+{
+ // output to stderr
+ va_list arg;
+ va_start(arg, format);
+ vfprintf(stderr, format, arg);
+ fflush(stderr);
+ va_end(arg);
+ fprintf(stderr, "\n");
+
+ // reset time for progress and return the error
+ lastprogress = 0;
+ throw fatal_error(error);
+}
+
+
+//-------------------------------------------------
+// progress - generic progress callback
+//-------------------------------------------------
+
+static void ATTR_PRINTF(2,3) progress(bool forceit, const char *format, ...)
+{
+ // skip if it hasn't been long enough
+ clock_t curtime = clock();
+ if (!forceit && lastprogress != 0 && curtime - lastprogress < CLOCKS_PER_SEC / 2)
+ return;
+ lastprogress = curtime;
+
+ // standard vfprintf stuff here
+ va_list arg;
+ va_start(arg, format);
+ vfprintf(stderr, format, arg);
+ fflush(stderr);
+ va_end(arg);
+}
+
+
+//-------------------------------------------------
+// print_help - print help for all the commands
+//-------------------------------------------------
+
+static int print_help(const char *argv0, const char *error = NULL)
+{
+ // print the error message first
+ if (error != NULL)
+ fprintf(stderr, "Error: %s\n\n", error);
+
+ // print a summary of each command
+ printf("Usage:\n");
+ for (int cmdnum = 0; cmdnum < ARRAY_LENGTH(s_commands); cmdnum++)
+ {
+ const command_description &desc = s_commands[cmdnum];
+ printf(" %s %s%s\n", argv0, desc.name, desc.description);
+ }
+ printf("\nFor help with any command, run:\n");
+ printf(" %s %s <command>\n", argv0, COMMAND_HELP);
+ return 1;
+}
+
+
+//-------------------------------------------------
+// print_help - print help for all a specific
+// command
+//-------------------------------------------------
+
+static int print_help(const char *argv0, const command_description &desc, const char *error = NULL)
+{
+ // print the error message first
+ if (error != NULL)
+ fprintf(stderr, "Error: %s\n\n", error);
+
+ // print usage for this command
+ printf("Usage:\n");
+ printf(" %s %s [options], where valid options are:\n", argv0, desc.name);
+ for (int valid = 0; valid < ARRAY_LENGTH(desc.valid_options); valid++)
+ {
+ // determine whether we are required
+ const char *option = desc.valid_options[valid];
+ if (option == NULL)
+ break;
+ bool required = (option[0] == REQUIRED[0]);
+ if (required)
+ option++;
+
+ // find the option
+ for (int optnum = 0; optnum < ARRAY_LENGTH(s_options); optnum++)
+ if (strcmp(option, s_options[optnum].name) == 0)
+ {
+ const option_description &odesc = s_options[optnum];
+ printf(" --%s", odesc.name);
+ if (odesc.shortname != NULL)
+ printf(", -%s", odesc.shortname);
+ printf("%s%s\n", odesc.description, required ? " (required)" : "");
+ }
+ }
+ return 1;
+}
+
+
+//-------------------------------------------------
+// big_int_string - create a 64-bit string
+//-------------------------------------------------
+
+const char *big_int_string(std::string &str, UINT64 intvalue)
+{
+ // 0 is a special case
+ if (intvalue == 0)
+ return str.assign("0").c_str();
+
+ // loop until all chunks are done
+ str.clear();
+ bool first = true;
+ while (intvalue != 0)
+ {
+ int chunk = intvalue % 1000;
+ intvalue /= 1000;
+
+ std::string insert;
+ strprintf(insert, (intvalue != 0) ? "%03d" : "%d", chunk);
+
+ if (!first)
+ str.insert(0, ",").c_str();
+ first = false;
+ str.insert(0, insert);
+ }
+ return str.c_str();
+}
+
+
+//-------------------------------------------------
+// msf_string_from_frames - output the given
+// number of frames in M:S:F format
+//-------------------------------------------------
+
+const char *msf_string_from_frames(std::string &str, UINT32 frames)
+{
+ strprintf(str, "%02d:%02d:%02d", frames / (75 * 60), (frames / 75) % 60, frames % 75);
+ return str.c_str();
+}
+
+
+//-------------------------------------------------
+// parse_number - parse a number string with an
+// optional k/m/g suffix
+//-------------------------------------------------
+
+UINT64 parse_number(const char *string)
+{
+ // 0-length string is 0
+ int length = strlen(string);
+ if (length == 0)
+ return 0;
+
+ // scan forward over digits
+ UINT64 result = 0;
+ while (isdigit(*string))
+ {
+ result = (result * 10) + (*string - '0');
+ string++;
+ }
+
+ // handle multipliers
+ if (*string == 'k' || *string == 'K')
+ result *= 1024;
+ if (*string == 'm' || *string == 'M')
+ result *= 1024 * 1024;
+ if (*string == 'g' || *string == 'G')
+ result *= 1024 * 1024 * 1024;
+
+ return result;
+}
+
+
+//-------------------------------------------------
+// guess_chs - given a file and an offset,
+// compute a best guess CHS value set
+//-------------------------------------------------
+
+static void guess_chs(std::string *filename, UINT64 filesize, int sectorsize, UINT32 &cylinders, UINT32 &heads, UINT32 &sectors, UINT32 &bps)
+{
+ // if this is a direct physical drive read, handle it specially
+ if (filename != NULL && osd_get_physical_drive_geometry(filename->c_str(), &cylinders, &heads, &sectors, &bps))
+ return;
+
+ // if we have no length to work with, we can't guess
+ if (filesize == 0)
+ report_error(1, "Can't guess CHS values because there is no input file");
+
+ // now find a valid value
+ for (UINT32 totalsectors = filesize / sectorsize; ; totalsectors++)
+ for (UINT32 cursectors = 63; cursectors > 1; cursectors--)
+ if (totalsectors % cursectors == 0)
+ {
+ UINT32 totalheads = totalsectors / cursectors;
+ for (UINT32 curheads = 16; curheads > 1; curheads--)
+ if (totalheads % curheads == 0)
+ {
+ cylinders = totalheads / curheads;
+ heads = curheads;
+ sectors = cursectors;
+ return;
+ }
+ }
+
+ // ack, it didn't work!
+ report_error(1, "Can't guess CHS values because no logical combination works!");
+}
+
+
+//-------------------------------------------------
+// parse_input_chd_parameters - parse the
+// standard set of input CHD parameters
+//-------------------------------------------------
+
+static void parse_input_chd_parameters(const parameters_t &params, chd_file &input_chd, chd_file &input_parent_chd, bool writeable = false)
+{
+ // process input parent file
+ std::string *input_chd_parent_str = params.find(OPTION_INPUT_PARENT);
+ if (input_chd_parent_str != NULL)
+ {
+ chd_error err = input_parent_chd.open(input_chd_parent_str->c_str());
+ if (err != CHDERR_NONE)
+ report_error(1, "Error opening parent CHD file (%s): %s", input_chd_parent_str->c_str(), chd_file::error_string(err));
+ }
+
+ // process input file
+ std::string *input_chd_str = params.find(OPTION_INPUT);
+ if (input_chd_str != NULL)
+ {
+ chd_error err = input_chd.open(input_chd_str->c_str(), writeable, input_parent_chd.opened() ? &input_parent_chd : NULL);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error opening CHD file (%s): %s", input_chd_str->c_str(), chd_file::error_string(err));
+ }
+}
+
+
+//-------------------------------------------------
+// parse_input_start_end - parse input start/end
+// parameters in a standard way
+//-------------------------------------------------
+
+static void parse_input_start_end(const parameters_t &params, UINT64 logical_size, UINT32 hunkbytes, UINT32 framebytes, UINT64 &input_start, UINT64 &input_end)
+{
+ // process start/end if we were provided an input CHD
+ input_start = 0;
+ input_end = logical_size;
+
+ // process input start
+ std::string *input_start_byte_str = params.find(OPTION_INPUT_START_BYTE);
+ std::string *input_start_hunk_str = params.find(OPTION_INPUT_START_HUNK);
+ std::string *input_start_frame_str = params.find(OPTION_INPUT_START_FRAME);
+ if (input_start_byte_str != NULL)
+ input_start = parse_number(input_start_byte_str->c_str());
+ if (input_start_hunk_str != NULL)
+ input_start = parse_number(input_start_hunk_str->c_str()) * hunkbytes;
+ if (input_start_frame_str != NULL)
+ input_start = parse_number(input_start_frame_str->c_str()) * framebytes;
+ if (input_start >= input_end)
+ report_error(1, "Input start offset greater than input file size");
+
+ // process input length
+ std::string *input_length_bytes_str = params.find(OPTION_INPUT_LENGTH_BYTES);
+ std::string *input_length_hunks_str = params.find(OPTION_INPUT_LENGTH_HUNKS);
+ std::string *input_length_frames_str = params.find(OPTION_INPUT_LENGTH_FRAMES);
+ UINT64 input_length = input_end;
+ if (input_length_bytes_str != NULL)
+ input_length = parse_number(input_length_bytes_str->c_str());
+ if (input_length_hunks_str != NULL)
+ input_length = parse_number(input_length_hunks_str->c_str()) * hunkbytes;
+ if (input_length_frames_str != NULL)
+ input_length = parse_number(input_length_frames_str->c_str()) * framebytes;
+ if (input_start + input_length < input_end)
+ input_end = input_start + input_length;
+}
+
+
+//-------------------------------------------------
+// check_existing_output_file - see if an output
+// file already exists, and error if it does,
+// unless --force is specified
+//-------------------------------------------------
+
+static void check_existing_output_file(const parameters_t &params, const char *filename)
+{
+ if (params.find(OPTION_OUTPUT_FORCE) == NULL)
+ {
+ core_file *file;
+ file_error filerr = core_fopen(filename, OPEN_FLAG_READ, &file);
+ if (filerr == FILERR_NONE)
+ {
+ core_fclose(file);
+ report_error(1, "Error: file already exists (%s)\nUse --force (or -f) to force overwriting", filename);
+ }
+ }
+}
+
+
+//-------------------------------------------------
+// parse_output_chd_parameters - parse the
+// standard set of output CHD parameters
+//-------------------------------------------------
+
+static std::string *parse_output_chd_parameters(const parameters_t &params, chd_file &output_parent_chd)
+{
+ // process output parent file
+ std::string *output_chd_parent_str = params.find(OPTION_OUTPUT_PARENT);
+ if (output_chd_parent_str != NULL)
+ {
+ chd_error err = output_parent_chd.open(output_chd_parent_str->c_str());
+ if (err != CHDERR_NONE)
+ report_error(1, "Error opening parent CHD file (%s): %s", output_chd_parent_str->c_str(), chd_file::error_string(err));
+ }
+
+ // process output file
+ std::string *output_chd_str = params.find(OPTION_OUTPUT);
+ if (output_chd_str != NULL)
+ check_existing_output_file(params, output_chd_str->c_str());
+ return output_chd_str;
+}
+
+
+//-------------------------------------------------
+// parse_hunk_size - parse the hunk_size
+// parameter in a standard way
+//-------------------------------------------------
+
+static void parse_hunk_size(const parameters_t &params, UINT32 required_granularity, UINT32 &hunk_size)
+{
+ std::string *hunk_size_str = params.find(OPTION_HUNK_SIZE);
+ if (hunk_size_str != NULL)
+ {
+ hunk_size = parse_number(hunk_size_str->c_str());
+ if (hunk_size < 16 || hunk_size > 1024 * 1024)
+ report_error(1, "Invalid hunk size");
+ if (hunk_size % required_granularity != 0)
+ report_error(1, "Hunk size is not an even multiple of %d", required_granularity);
+ }
+}
+
+
+//-------------------------------------------------
+// parse_compression - parse a standard
+// compression parameter string
+//-------------------------------------------------
+
+static void parse_compression(const parameters_t &params, chd_codec_type compression[4])
+{
+ // see if anything was specified
+ std::string *compression_str = params.find(OPTION_COMPRESSION);
+ if (compression_str == NULL)
+ return;
+
+ // special case: 'none'
+ if (compression_str->compare("none")==0)
+ {
+ compression[0] = compression[1] = compression[2] = compression[3] = CHD_CODEC_NONE;
+ return;
+ }
+
+ // iterate through compressors
+ int index = 0;
+ for (int start = 0, end = compression_str->find_first_of(','); index < 4; start = end + 1, end = compression_str->find_first_of(',', end + 1))
+ {
+ std::string name(*compression_str, start, (end == -1) ? -1 : end - start);
+ if (name.length() != 4)
+ report_error(1, "Invalid compressor '%s' specified", name.c_str());
+ chd_codec_type type = CHD_MAKE_TAG(name[0], name[1], name[2], name[3]);
+ if (!chd_codec_list::codec_exists(type))
+ report_error(1, "Invalid compressor '%s' specified", name.c_str());
+ compression[index++] = type;
+ if (end == -1)
+ break;
+ }
+
+ for(;index < 4; ++index)
+ {
+ compression[index] = CHD_CODEC_NONE;
+ }
+}
+
+
+//-------------------------------------------------
+// parse_numprocessors - handle the numprocessors
+// command
+//-------------------------------------------------
+
+static void parse_numprocessors(const parameters_t &params)
+{
+ std::string *numprocessors_str = params.find(OPTION_NUMPROCESSORS);
+ if (numprocessors_str == NULL)
+ return;
+
+ int count = atoi(numprocessors_str->c_str());
+ if (count > 0)
+ {
+ extern int osd_num_processors;
+ osd_num_processors = count;
+ }
+}
+
+
+//-------------------------------------------------
+// compression_string - create a friendly string
+// describing a set of compressors
+//-------------------------------------------------
+
+static const char *compression_string(std::string &str, chd_codec_type compression[4])
+{
+ // output compression types
+ str.clear();
+ if (compression[0] == CHD_CODEC_NONE)
+ return str.assign("none").c_str();
+
+ // iterate over types
+ for (int index = 0; index < 4; index++)
+ {
+ chd_codec_type type = compression[index];
+ if (type == CHD_CODEC_NONE)
+ break;
+ if (index != 0)
+ str.append(", ");
+ str.push_back((type >> 24) & 0xff);
+ str.push_back((type >> 16) & 0xff);
+ str.push_back((type >> 8) & 0xff);
+ str.push_back(type & 0xff);
+ str.append(" (").append(chd_codec_list::codec_name(type)).append(")");
+ }
+ return str.c_str();
+}
+
+
+//-------------------------------------------------
+// compress_common - standard compression loop
+//-------------------------------------------------
+
+static void compress_common(chd_file_compressor &chd)
+{
+ // begin compressing
+ chd.compress_begin();
+
+ // loop until done
+ double complete, ratio;
+ chd_error err;
+ while ((err = chd.compress_continue(complete, ratio)) == CHDERR_WALKING_PARENT || err == CHDERR_COMPRESSING)
+ if (err == CHDERR_WALKING_PARENT)
+ progress(false, "Examining parent, %.1f%% complete... \r", 100.0 * complete);
+ else
+ progress(false, "Compressing, %.1f%% complete... (ratio=%.1f%%) \r", 100.0 * complete, 100.0 * ratio);
+
+ // handle errors
+ if (err != CHDERR_NONE)
+ report_error(1, "Error during compression: %-40s", chd_file::error_string(err));
+
+ // final progress update
+ progress(true, "Compression complete ... final ratio = %.1f%% \n", 100.0 * ratio);
+}
+
+
+//-------------------------------------------------
+// output_track_metadata - output track metadata
+// to a CUE file
+//-------------------------------------------------
+
+void output_track_metadata(int mode, core_file *file, int tracknum, const cdrom_track_info &info, const char *filename, UINT32 frameoffs, UINT64 discoffs)
+{
+ if (mode == MODE_GDI)
+ {
+ int mode = 0, size = 2048;
+
+ switch (info.trktype)
+ {
+ case CD_TRACK_MODE1:
+ mode = 0;
+ size = 2048;
+ break;
+
+ case CD_TRACK_MODE1_RAW:
+ mode = 4;
+ size = 2352;
+ break;
+
+ case CD_TRACK_MODE2:
+ mode = 4;
+ size = 2336;
+ break;
+
+ case CD_TRACK_MODE2_FORM1:
+ mode = 4;
+ size = 2048;
+ break;
+
+ case CD_TRACK_MODE2_FORM2:
+ mode = 4;
+ size = 2324;
+ break;
+
+ case CD_TRACK_MODE2_FORM_MIX:
+ mode = 4;
+ size = 2336;
+ break;
+
+ case CD_TRACK_MODE2_RAW:
+ mode = 4;
+ size = 2352;
+ break;
+
+ case CD_TRACK_AUDIO:
+ mode = 0;
+ size = 2352;
+ break;
+ }
+ bool needquote = strchr(filename, ' ') != NULL;
+ core_fprintf(file, "%d %d %d %d %s%s%s %" I64FMT "d\n", tracknum+1, frameoffs, mode, size, needquote?"\"":"", filename, needquote?"\"":"", discoffs);
+ }
+ else if (mode == MODE_CUEBIN)
+ {
+ // first track specifies the file
+ if (tracknum == 0)
+ core_fprintf(file, "FILE \"%s\" BINARY\n", filename);
+
+ // determine submode
+ std::string tempstr;
+ switch (info.trktype)
+ {
+ case CD_TRACK_MODE1:
+ case CD_TRACK_MODE1_RAW:
+ strprintf(tempstr,"MODE1/%04d", info.datasize);
+ break;
+
+ case CD_TRACK_MODE2:
+ case CD_TRACK_MODE2_FORM1:
+ case CD_TRACK_MODE2_FORM2:
+ case CD_TRACK_MODE2_FORM_MIX:
+ case CD_TRACK_MODE2_RAW:
+ strprintf(tempstr,"MODE2/%04d", info.datasize);
+ break;
+
+ case CD_TRACK_AUDIO:
+ tempstr.assign("AUDIO");
+ break;
+ }
+
+ // output TRACK entry
+ core_fprintf(file, " TRACK %02d %s\n", tracknum + 1, tempstr.c_str());
+
+ // output PREGAP tag if pregap sectors are not in the file
+ if ((info.pregap > 0) && (info.pgdatasize == 0))
+ {
+ core_fprintf(file, " PREGAP %s\n", msf_string_from_frames(tempstr, info.pregap));
+ core_fprintf(file, " INDEX 01 %s\n", msf_string_from_frames(tempstr, frameoffs));
+ }
+ else if ((info.pregap > 0) && (info.pgdatasize > 0))
+ {
+ core_fprintf(file, " INDEX 00 %s\n", msf_string_from_frames(tempstr, frameoffs));
+ core_fprintf(file, " INDEX 01 %s\n", msf_string_from_frames(tempstr, frameoffs+info.pregap));
+ }
+
+ // if no pregap at all, output index 01 only
+ if (info.pregap == 0)
+ {
+ core_fprintf(file, " INDEX 01 %s\n", msf_string_from_frames(tempstr, frameoffs));
+ }
+
+ // output POSTGAP
+ if (info.postgap > 0)
+ core_fprintf(file, " POSTGAP %s\n", msf_string_from_frames(tempstr, info.postgap));
+ }
+ // non-CUE mode
+ else if (mode == MODE_NORMAL)
+ {
+ // header on the first track
+ if (tracknum == 0)
+ core_fprintf(file, "CD_ROM\n\n\n");
+ core_fprintf(file, "// Track %d\n", tracknum + 1);
+
+ // write out the track type
+ std::string modesubmode;
+ if (info.subtype != CD_SUB_NONE)
+ strprintf(modesubmode,"%s %s", cdrom_get_type_string(info.trktype), cdrom_get_subtype_string(info.subtype));
+ else
+ strprintf(modesubmode,"%s", cdrom_get_type_string(info.trktype));
+ core_fprintf(file, "TRACK %s\n", modesubmode.c_str());
+
+ // write out the attributes
+ core_fprintf(file, "NO COPY\n");
+ if (info.trktype == CD_TRACK_AUDIO)
+ {
+ core_fprintf(file, "NO PRE_EMPHASIS\n");
+ core_fprintf(file, "TWO_CHANNEL_AUDIO\n");
+ }
+
+ // output pregap
+ std::string tempstr;
+ if (info.pregap > 0)
+ core_fprintf(file, "ZERO %s %s\n", modesubmode.c_str(), msf_string_from_frames(tempstr, info.pregap));
+
+ // all tracks but the first one have a file offset
+ if (tracknum > 0)
+ core_fprintf(file, "DATAFILE \"%s\" #%d %s // length in bytes: %d\n", filename, UINT32(discoffs), msf_string_from_frames(tempstr, info.frames), info.frames * (info.datasize + info.subsize));
+ else
+ core_fprintf(file, "DATAFILE \"%s\" %s // length in bytes: %d\n", filename, msf_string_from_frames(tempstr, info.frames), info.frames * (info.datasize + info.subsize));
+
+ // tracks with pregaps get a START marker too
+ if (info.pregap > 0)
+ core_fprintf(file, "START %s\n", msf_string_from_frames(tempstr, info.pregap));
+
+ core_fprintf(file, "\n\n");
+ }
+}
+
+
+//-------------------------------------------------
+// do_info - dump the header information from
+// a drive image
+//-------------------------------------------------
+
+static void do_info(parameters_t &params)
+{
+ // parse out input files
+ chd_file input_parent_chd;
+ chd_file input_chd;
+ parse_input_chd_parameters(params, input_chd, input_parent_chd);
+
+ // print filename and version
+ std::string tempstr;
+ printf("Input file: %s\n", params.find(OPTION_INPUT)->c_str());
+ printf("File Version: %d\n", input_chd.version());
+ if (input_chd.version() < 3)
+ report_error(1, "Unsupported version (%d); use an older chdman to upgrade to version 3 or later", input_chd.version());
+
+ // output cmpression and size information
+ chd_codec_type compression[4] = { input_chd.compression(0), input_chd.compression(1), input_chd.compression(2), input_chd.compression(3) };
+ printf("Logical size: %s bytes\n", big_int_string(tempstr, input_chd.logical_bytes()));
+ printf("Hunk Size: %s bytes\n", big_int_string(tempstr, input_chd.hunk_bytes()));
+ printf("Total Hunks: %s\n", big_int_string(tempstr, input_chd.hunk_count()));
+ printf("Unit Size: %s bytes\n", big_int_string(tempstr, input_chd.unit_bytes()));
+ printf("Total Units: %s\n", big_int_string(tempstr, input_chd.unit_count()));
+ printf("Compression: %s\n", compression_string(tempstr, compression));
+ printf("CHD size: %s bytes\n", big_int_string(tempstr, core_fsize(input_chd)));
+ if (compression[0] != CHD_CODEC_NONE)
+ printf("Ratio: %.1f%%\n", 100.0 * double(core_fsize(input_chd)) / double(input_chd.logical_bytes()));
+
+ // add SHA1 output
+ sha1_t overall = input_chd.sha1();
+ if (overall != sha1_t::null)
+ {
+ printf("SHA1: %s\n", overall.as_string(tempstr));
+ if (input_chd.version() >= 4)
+ printf("Data SHA1: %s\n", input_chd.raw_sha1().as_string(tempstr));
+ }
+ sha1_t parent = input_chd.parent_sha1();
+ if (parent != sha1_t::null)
+ printf("Parent SHA1: %s\n", parent.as_string(tempstr));
+
+ // print out metadata
+ dynamic_buffer buffer;
+ std::vector<metadata_index_info> info;
+ for (int index = 0; ; index++)
+ {
+ // get the indexed metadata item; stop when we hit an error
+ chd_metadata_tag metatag;
+ UINT8 metaflags;
+ chd_error err = input_chd.read_metadata(CHDMETATAG_WILDCARD, index, buffer, metatag, metaflags);
+ if (err != CHDERR_NONE)
+ break;
+
+ // determine our index
+ UINT32 metaindex = ~0;
+ for (unsigned int cur = 0; cur < info.size(); cur++)
+ if (info[cur].tag == metatag)
+ {
+ metaindex = ++info[cur].index;
+ break;
+ }
+
+ // if not found, add to our tracking
+ if (metaindex == ~0)
+ {
+ metadata_index_info curinfo = { metatag, 0 };
+ info.push_back(curinfo);
+ metaindex = 0;
+ }
+
+ // print either a string representation or a hex representation of the tag
+ if (isprint((metatag >> 24) & 0xff) && isprint((metatag >> 16) & 0xff) && isprint((metatag >> 8) & 0xff) && isprint(metatag & 0xff))
+ printf("Metadata: Tag='%c%c%c%c' Index=%d Length=%d bytes\n", (metatag >> 24) & 0xff, (metatag >> 16) & 0xff, (metatag >> 8) & 0xff, metatag & 0xff, metaindex, int(buffer.size()));
+ else
+ printf("Metadata: Tag=%08x Index=%d Length=%d bytes\n", metatag, metaindex, int(buffer.size()));
+ printf(" ");
+
+ // print up to 60 characters of metadata
+ UINT32 count = MIN(60, buffer.size());
+ for (int chnum = 0; chnum < count; chnum++)
+ printf("%c", isprint(UINT8(buffer[chnum])) ? buffer[chnum] : '.');
+ printf("\n");
+ }
+
+ // print compression stats if verbose
+ if (params.find(OPTION_VERBOSE) != NULL)
+ {
+ UINT32 compression_types[10] = { 0 };
+ for (UINT32 hunknum = 0; hunknum < input_chd.hunk_count(); hunknum++)
+ {
+ // get info on this hunk
+ chd_codec_type codec;
+ UINT32 compbytes;
+ chd_error err = input_chd.hunk_info(hunknum, codec, compbytes);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error getting info on hunk %d: %s", hunknum, chd_file::error_string(err));
+
+ // decode into our data
+ if (codec > CHD_CODEC_MINI)
+ for (int comptype = 0; comptype < 4; comptype++)
+ if (codec == input_chd.compression(comptype))
+ {
+ codec = CHD_CODEC_MINI + 1 + comptype;
+ break;
+ }
+ if (codec > ARRAY_LENGTH(compression_types))
+ codec = ARRAY_LENGTH(compression_types) - 1;
+
+ // count stats
+ compression_types[codec]++;
+ }
+
+ // output the stats
+ printf("\n");
+ printf(" Hunks Percent Name\n");
+ printf("---------- ------- ------------------------------------\n");
+ for (int comptype = 0; comptype < ARRAY_LENGTH(compression_types); comptype++)
+ if (compression_types[comptype] != 0)
+ {
+ // determine the name
+ const char *name = "Unknown";
+ switch (comptype)
+ {
+ case CHD_CODEC_NONE: name = "Uncompressed"; break;
+ case CHD_CODEC_SELF: name = "Copy from self"; break;
+ case CHD_CODEC_PARENT: name = "Copy from parent"; break;
+ case CHD_CODEC_MINI: name = "Legacy 8-byte mini"; break;
+ default:
+ int index = comptype - 1 - CHD_CODEC_MINI;
+ if (index < 4)
+ name = chd_codec_list::codec_name(input_chd.compression(index));
+ break;
+ }
+
+ // output the stats
+ std::string tempstr;
+ printf("%10s %5.1f%% %-40s\n",
+ big_int_string(tempstr, compression_types[comptype]),
+ 100.0 * double(compression_types[comptype]) / double(input_chd.hunk_count()),
+ name);
+ }
+ }
+}
+
+
+//-------------------------------------------------
+// do_verify - validate the SHA1 on a CHD
+//-------------------------------------------------
+
+static void do_verify(parameters_t &params)
+{
+ // parse out input files
+ chd_file input_parent_chd;
+ chd_file input_chd;
+ parse_input_chd_parameters(params, input_chd, input_parent_chd);
+
+ // only makes sense for compressed CHDs with valid SHA1's
+ if (!input_chd.compressed())
+ report_error(0, "No verification to be done; CHD is uncompressed");
+ sha1_t raw_sha1 = (input_chd.version() <= 3) ? input_chd.sha1() : input_chd.raw_sha1();
+ if (raw_sha1 == sha1_t::null)
+ report_error(0, "No verification to be done; CHD has no checksum");
+
+ // create an array to read into
+ dynamic_buffer buffer((TEMP_BUFFER_SIZE / input_chd.hunk_bytes()) * input_chd.hunk_bytes());
+
+ // read all the data and build up an SHA-1
+ sha1_creator rawsha1;
+ for (UINT64 offset = 0; offset < input_chd.logical_bytes(); )
+ {
+ progress(false, "Verifying, %.1f%% complete... \r", 100.0 * double(offset) / double(input_chd.logical_bytes()));
+
+ // determine how much to read
+ UINT32 bytes_to_read = MIN((UINT32)buffer.size(), input_chd.logical_bytes() - offset);
+ chd_error err = input_chd.read_bytes(offset, &buffer[0], bytes_to_read);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error reading CHD file (%s): %s", params.find(OPTION_INPUT)->c_str(), chd_file::error_string(err));
+
+ // add to the checksum
+ rawsha1.append(&buffer[0], bytes_to_read);
+ offset += bytes_to_read;
+ }
+ sha1_t computed_sha1 = rawsha1.finish();
+
+ // finish up
+ if (raw_sha1 != computed_sha1)
+ {
+ std::string tempstr;
+ fprintf(stderr, "Error: Raw SHA1 in header = %s\n", raw_sha1.as_string(tempstr));
+ fprintf(stderr, " actual SHA1 = %s\n", computed_sha1.as_string(tempstr));
+
+ // fix it if requested; this also fixes the overall one so we don't need to do any more
+ if (params.find(OPTION_FIX) != NULL)
+ {
+ input_chd.set_raw_sha1(computed_sha1);
+ printf("SHA-1 updated to correct value in input CHD\n");
+ }
+ }
+ else
+ {
+ printf("Raw SHA1 verification successful!\n");
+
+ // now include the metadata for >= v4
+ if (input_chd.version() >= 4)
+ {
+ sha1_t computed_overall_sha1 = input_chd.compute_overall_sha1(computed_sha1);
+ if (input_chd.sha1() == computed_overall_sha1)
+ printf("Overall SHA1 verification successful!\n");
+ else
+ {
+ std::string tempstr;
+ fprintf(stderr, "Error: Overall SHA1 in header = %s\n", input_chd.sha1().as_string(tempstr));
+ fprintf(stderr, " actual SHA1 = %s\n", computed_overall_sha1.as_string(tempstr));
+
+ // fix it if requested
+ if (params.find(OPTION_FIX) != NULL)
+ {
+ input_chd.set_raw_sha1(computed_sha1);
+ printf("SHA-1 updated to correct value in input CHD\n");
+ }
+ }
+ }
+ }
+}
+
+
+//-------------------------------------------------
+// do_create_raw - create a new compressed raw
+// image from a raw file
+//-------------------------------------------------
+
+static void do_create_raw(parameters_t &params)
+{
+ // process input file
+ core_file *input_file = NULL;
+ std::string *input_file_str = params.find(OPTION_INPUT);
+ if (input_file_str != NULL)
+ {
+ file_error filerr = core_fopen(input_file_str->c_str(), OPEN_FLAG_READ, &input_file);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Unable to open file (%s)", input_file_str->c_str());
+ }
+
+ // process output CHD
+ chd_file output_parent;
+ std::string *output_chd_str = parse_output_chd_parameters(params, output_parent);
+
+ // process hunk size
+ UINT32 hunk_size = output_parent.opened() ? output_parent.hunk_bytes() : 0;
+ parse_hunk_size(params, 1, hunk_size);
+
+ // process unit size
+ UINT32 unit_size = output_parent.opened() ? output_parent.unit_bytes() : 0;
+ std::string *unit_size_str = params.find(OPTION_UNIT_SIZE);
+ if (unit_size_str != NULL)
+ {
+ unit_size = parse_number(unit_size_str->c_str());
+ if (hunk_size % unit_size != 0)
+ report_error(1, "Unit size is not an even divisor of the hunk size");
+ }
+
+ // process input start/end (needs to know hunk_size)
+ UINT64 input_start;
+ UINT64 input_end;
+ parse_input_start_end(params, core_fsize(input_file), hunk_size, hunk_size, input_start, input_end);
+
+ // process compression
+ chd_codec_type compression[4];
+ memcpy(compression, s_default_raw_compression, sizeof(compression));
+ parse_compression(params, compression);
+
+ // process numprocessors
+ parse_numprocessors(params);
+
+ // print some info
+ std::string tempstr;
+ printf("Output CHD: %s\n", output_chd_str->c_str());
+ if (output_parent.opened())
+ printf("Parent CHD: %s\n", params.find(OPTION_OUTPUT_PARENT)->c_str());
+ printf("Input file: %s\n", input_file_str->c_str());
+ if (input_start != 0 || input_end != core_fsize(input_file))
+ {
+ printf("Input start: %s\n", big_int_string(tempstr, input_start));
+ printf("Input length: %s\n", big_int_string(tempstr, input_end - input_start));
+ }
+ printf("Compression: %s\n", compression_string(tempstr, compression));
+ printf("Hunk size: %s\n", big_int_string(tempstr, hunk_size));
+ printf("Logical size: %s\n", big_int_string(tempstr, input_end - input_start));
+
+ // catch errors so we can close & delete the output file
+ chd_rawfile_compressor *chd = NULL;
+ try
+ {
+ // create the new CHD
+ chd = new chd_rawfile_compressor(input_file, input_start, input_end);
+ chd_error err;
+ if (output_parent.opened())
+ err = chd->create(output_chd_str->c_str(), input_end - input_start, hunk_size, compression, output_parent);
+ else
+ err = chd->create(output_chd_str->c_str(), input_end - input_start, hunk_size, unit_size, compression);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error creating CHD file (%s): %s", output_chd_str->c_str(), chd_file::error_string(err));
+
+ // if we have a parent, copy forward all the metadata
+ if (output_parent.opened())
+ chd->clone_all_metadata(output_parent);
+
+ // compress it generically
+ compress_common(*chd);
+ delete chd;
+ }
+ catch (...)
+ {
+ delete chd;
+ // delete the output file
+ std::string *output_chd_str = params.find(OPTION_OUTPUT);
+ if (output_chd_str != NULL)
+ osd_rmfile(output_chd_str->c_str());
+ throw;
+ }
+}
+
+
+//-------------------------------------------------
+// do_create_hd - create a new compressed hard
+// disk image from a raw file
+//-------------------------------------------------
+
+static void do_create_hd(parameters_t &params)
+{
+ // process input file
+ core_file *input_file = NULL;
+ std::string *input_file_str = params.find(OPTION_INPUT);
+ if (input_file_str != NULL)
+ {
+ file_error filerr = core_fopen(input_file_str->c_str(), OPEN_FLAG_READ, &input_file);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Unable to open file (%s)", input_file_str->c_str());
+ }
+
+ // process output CHD
+ chd_file output_parent;
+ std::string *output_chd_str = parse_output_chd_parameters(params, output_parent);
+
+ // process sectorsize
+ UINT32 sector_size = output_parent.opened() ? output_parent.unit_bytes() : IDE_SECTOR_SIZE;
+ std::string *sectorsize_str = params.find(OPTION_SECTOR_SIZE);
+ if (sectorsize_str != NULL)
+ {
+ if (output_parent.opened())
+ report_error(1, "Sector size does not apply when creating a diff from the parent");
+ sector_size = parse_number(sectorsize_str->c_str());
+ }
+
+ // process hunk size (needs to know sector_size)
+ UINT32 hunk_size = output_parent.opened() ? output_parent.hunk_bytes() : MAX((4096 / sector_size) * sector_size, sector_size);
+ parse_hunk_size(params, sector_size, hunk_size);
+
+ // process input start/end (needs to know hunk_size)
+ UINT64 filesize = 0;
+ UINT64 input_start = 0;
+ UINT64 input_end = 0;
+ if (input_file != NULL)
+ {
+ parse_input_start_end(params, core_fsize(input_file), hunk_size, hunk_size, input_start, input_end);
+ filesize = input_end - input_start;
+ }
+ else
+ {
+ std::string *size_str = params.find(OPTION_SIZE);
+ if (size_str != NULL)
+ {
+ if (sscanf(size_str->c_str(), "%" I64FMT"d", &filesize) != 1)
+ report_error(1, "Invalid size string");
+ }
+ }
+
+ // process compression
+ chd_codec_type compression[4];
+ memcpy(compression, s_default_hd_compression, sizeof(compression));
+ if (input_file == NULL)
+ compression[0] = compression[1] = compression[2] = compression[3] = CHD_CODEC_NONE;
+ parse_compression(params, compression);
+ if (input_file == NULL && compression[0] != CHD_CODEC_NONE)
+ report_error(1, "Blank hard disks must be uncompressed");
+
+ // process numprocessors
+ parse_numprocessors(params);
+
+ // process chs
+ UINT32 cylinders = 0;
+ UINT32 heads = 0;
+ UINT32 sectors = 0;
+ std::string *chs_str = params.find(OPTION_CHS);
+ if (chs_str != NULL)
+ {
+ if (output_parent.opened())
+ report_error(1, "CHS does not apply when creating a diff from the parent");
+ if (sscanf(chs_str->c_str(), "%d,%d,%d", &cylinders, &heads, &sectors) != 3)
+ report_error(1, "Invalid CHS string; must be of the form <cylinders>,<heads>,<sectors>");
+ }
+
+ // process ident
+ dynamic_buffer identdata;
+ if (output_parent.opened())
+ output_parent.read_metadata(HARD_DISK_IDENT_METADATA_TAG, 0, identdata);
+ std::string *ident_str = params.find(OPTION_IDENT);
+ if (ident_str != NULL)
+ {
+ // load the file
+ file_error filerr = core_fload(ident_str->c_str(), identdata);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Error reading ident file (%s)", ident_str->c_str());
+
+ // must be at least 14 bytes; extract CHS data from there
+ if (identdata.size() < 14)
+ report_error(1, "Ident file '%s' is invalid (too short)", ident_str->c_str());
+ cylinders = (identdata[3] << 8) | identdata[2];
+ heads = (identdata[7] << 8) | identdata[6];
+ sectors = (identdata[13] << 8) | identdata[12];
+ }
+
+ // extract geometry from the parent if we have one
+ if (output_parent.opened() && cylinders == 0)
+ {
+ std::string metadata;
+ if (output_parent.read_metadata(HARD_DISK_METADATA_TAG, 0, metadata) != CHDERR_NONE)
+ report_error(1, "Unable to find hard disk metadata in parent CHD");
+ if (sscanf(metadata.c_str(), HARD_DISK_METADATA_FORMAT, &cylinders, &heads, &sectors, &sector_size) != 4)
+ report_error(1, "Error parsing hard disk metadata in parent CHD");
+ }
+
+ // validate the size
+ if (filesize % sector_size != 0)
+ report_error(1, "Data size is not divisible by sector size %d", sector_size);
+
+ // if no CHS values, try to guess them
+ if (cylinders == 0)
+ {
+ if (input_file == NULL && filesize == 0)
+ report_error(1, "Blank hard drives must specify either a length or a set of CHS values");
+ guess_chs(input_file_str, filesize, sector_size, cylinders, heads, sectors, sector_size);
+ }
+ UINT32 totalsectors = cylinders * heads * sectors;
+
+ // print some info
+ std::string tempstr;
+ printf("Output CHD: %s\n", output_chd_str->c_str());
+ if (output_parent.opened())
+ printf("Parent CHD: %s\n", params.find(OPTION_OUTPUT_PARENT)->c_str());
+ if (input_file != NULL)
+ {
+ printf("Input file: %s\n", input_file_str->c_str());
+ if (input_start != 0 || input_end != core_fsize(input_file))
+ {
+ printf("Input start: %s\n", big_int_string(tempstr, input_start));
+ printf("Input length: %s\n", big_int_string(tempstr, filesize));
+ }
+ }
+ printf("Compression: %s\n", compression_string(tempstr, compression));
+ printf("Cylinders: %d\n", cylinders);
+ printf("Heads: %d\n", heads);
+ printf("Sectors: %d\n", sectors);
+ printf("Bytes/sector: %d\n", sector_size);
+ printf("Sectors/hunk: %d\n", hunk_size / sector_size);
+ printf("Logical size: %s\n", big_int_string(tempstr, UINT64(totalsectors) * UINT64(sector_size)));
+
+ // catch errors so we can close & delete the output file
+ chd_rawfile_compressor *chd = NULL;
+ try
+ {
+ // create the new hard drive
+ chd = new chd_rawfile_compressor(input_file, input_start, input_end);
+ chd_error err;
+ if (output_parent.opened())
+ err = chd->create(output_chd_str->c_str(), UINT64(totalsectors) * UINT64(sector_size), hunk_size, compression, output_parent);
+ else
+ err = chd->create(output_chd_str->c_str(), UINT64(totalsectors) * UINT64(sector_size), hunk_size, sector_size, compression);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error creating CHD file (%s): %s", output_chd_str->c_str(), chd_file::error_string(err));
+
+ // add the standard hard disk metadata
+ std::string metadata;
+ strprintf(metadata, HARD_DISK_METADATA_FORMAT, cylinders, heads, sectors, sector_size);
+ err = chd->write_metadata(HARD_DISK_METADATA_TAG, 0, metadata);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error adding hard disk metadata: %s", chd_file::error_string(err));
+
+ // write the ident if present
+ if (!identdata.empty())
+ {
+ err = chd->write_metadata(HARD_DISK_IDENT_METADATA_TAG, 0, identdata);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error adding hard disk metadata: %s", chd_file::error_string(err));
+ }
+
+ // compress it generically
+ if (input_file != NULL)
+ compress_common(*chd);
+ delete chd;
+ }
+ catch (...)
+ {
+ delete chd;
+ // delete the output file
+ std::string *output_chd_str = params.find(OPTION_OUTPUT);
+ if (output_chd_str != NULL)
+ osd_rmfile(output_chd_str->c_str());
+ throw;
+ }
+}
+
+
+//-------------------------------------------------
+// do_create_cd - create a new compressed CD
+// image from a raw file
+//-------------------------------------------------
+
+static void do_create_cd(parameters_t &params)
+{
+ // process input file
+ chdcd_track_input_info track_info;
+ cdrom_toc toc = { 0 };
+ std::string *input_file_str = params.find(OPTION_INPUT);
+ if (input_file_str != NULL)
+ {
+ chd_error err = chdcd_parse_toc(input_file_str->c_str(), toc, track_info);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error parsing input file (%s: %s)\n", input_file_str->c_str(), chd_file::error_string(err));
+ }
+
+ // process output CHD
+ chd_file output_parent;
+ std::string *output_chd_str = parse_output_chd_parameters(params, output_parent);
+
+ // process hunk size
+ UINT32 hunk_size = output_parent.opened() ? output_parent.hunk_bytes() : CD_FRAMES_PER_HUNK * CD_FRAME_SIZE;
+ parse_hunk_size(params, CD_FRAME_SIZE, hunk_size);
+
+ // process compression
+ chd_codec_type compression[4];
+ memcpy(compression, s_default_cd_compression, sizeof(compression));
+ parse_compression(params, compression);
+
+ // process numprocessors
+ parse_numprocessors(params);
+
+ // pad each track to a 4-frame boundry. cdrom.c will deal with this on the read side
+ UINT32 origtotalsectors = 0;
+ UINT32 totalsectors = 0;
+ for (int tracknum = 0; tracknum < toc.numtrks; tracknum++)
+ {
+ cdrom_track_info &trackinfo = toc.tracks[tracknum];
+ int padded = (trackinfo.frames + CD_TRACK_PADDING - 1) / CD_TRACK_PADDING;
+ trackinfo.extraframes = padded * CD_TRACK_PADDING - trackinfo.frames;
+ origtotalsectors += trackinfo.frames;
+ totalsectors += trackinfo.frames + trackinfo.extraframes;
+ }
+
+ // print some info
+ std::string tempstr;
+ printf("Output CHD: %s\n", output_chd_str->c_str());
+ if (output_parent.opened())
+ printf("Parent CHD: %s\n", params.find(OPTION_OUTPUT_PARENT)->c_str());
+ printf("Input file: %s\n", input_file_str->c_str());
+ printf("Input tracks: %d\n", toc.numtrks);
+ printf("Input length: %s\n", msf_string_from_frames(tempstr, origtotalsectors));
+ printf("Compression: %s\n", compression_string(tempstr, compression));
+ printf("Logical size: %s\n", big_int_string(tempstr, UINT64(totalsectors) * CD_FRAME_SIZE));
+
+ // catch errors so we can close & delete the output file
+ chd_cd_compressor *chd = NULL;
+ try
+ {
+ // create the new CD
+ chd = new chd_cd_compressor(toc, track_info);
+ chd_error err;
+ if (output_parent.opened())
+ err = chd->create(output_chd_str->c_str(), UINT64(totalsectors) * UINT64(CD_FRAME_SIZE), hunk_size, compression, output_parent);
+ else
+ err = chd->create(output_chd_str->c_str(), UINT64(totalsectors) * UINT64(CD_FRAME_SIZE), hunk_size, CD_FRAME_SIZE, compression);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error creating CHD file (%s): %s", output_chd_str->c_str(), chd_file::error_string(err));
+
+ // add the standard CD metadata; we do this even if we have a parent because it might be different
+ err = cdrom_write_metadata(chd, &toc);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error adding CD metadata: %s", chd_file::error_string(err));
+
+ // compress it generically
+ compress_common(*chd);
+ delete chd;
+ }
+ catch (...)
+ {
+ delete chd;
+ // delete the output file
+ std::string *output_chd_str = params.find(OPTION_OUTPUT);
+ if (output_chd_str != NULL)
+ osd_rmfile(output_chd_str->c_str());
+ throw;
+ }
+}
+
+
+//-------------------------------------------------
+// do_create_ld - create a new A/V file from an
+// input AVI file and metadata
+//-------------------------------------------------
+
+static void do_create_ld(parameters_t &params)
+{
+ // process input file
+ avi_file *input_file = NULL;
+ std::string *input_file_str = params.find(OPTION_INPUT);
+ if (input_file_str != NULL)
+ {
+ avi_error avierr = avi_open(input_file_str->c_str(), &input_file);
+ if (avierr != AVIERR_NONE)
+ report_error(1, "Error opening AVI file (%s): %s\n", input_file_str->c_str(), avi_error_string(avierr));
+ }
+ const avi_movie_info *aviinfo = avi_get_movie_info(input_file);
+
+ // process output CHD
+ chd_file output_parent;
+ std::string *output_chd_str = parse_output_chd_parameters(params, output_parent);
+
+ // process input start/end
+ UINT64 input_start;
+ UINT64 input_end;
+ parse_input_start_end(params, aviinfo->video_numsamples, 0, 1, input_start, input_end);
+
+ // determine parameters of the incoming video stream
+ avi_info info;
+ info.fps_times_1million = UINT64(aviinfo->video_timescale) * 1000000 / aviinfo->video_sampletime;
+ info.width = aviinfo->video_width;
+ info.height = aviinfo->video_height;
+ info.interlaced = ((info.fps_times_1million / 1000000) <= 30) && (info.height % 2 == 0) && (info.height > 288);
+ info.channels = aviinfo->audio_channels;
+ info.rate = aviinfo->audio_samplerate;
+
+ // adjust for interlacing
+ if (info.interlaced)
+ {
+ info.fps_times_1million *= 2;
+ info.height /= 2;
+ input_start *= 2;
+ input_end *= 2;
+ }
+
+ // determine the number of bytes per frame
+ info.max_samples_per_frame = (UINT64(info.rate) * 1000000 + info.fps_times_1million - 1) / info.fps_times_1million;
+ info.bytes_per_frame = avhuff_encoder::raw_data_size(info.width, info.height, info.channels, info.max_samples_per_frame);
+
+ // process hunk size
+ UINT32 hunk_size = output_parent.opened() ? output_parent.hunk_bytes() : info.bytes_per_frame;
+ parse_hunk_size(params, info.bytes_per_frame, hunk_size);
+
+ // process compression
+ chd_codec_type compression[4];
+ memcpy(compression, s_default_ld_compression, sizeof(compression));
+ parse_compression(params, compression);
+ // disable support for uncompressed ones until the extraction code can handle it
+ if (compression[0] == CHD_CODEC_NONE)
+ report_error(1, "Uncompressed is not supported");
+
+ // process numprocessors
+ parse_numprocessors(params);
+
+ // print some info
+ std::string tempstr;
+ printf("Output CHD: %s\n", output_chd_str->c_str());
+ if (output_parent.opened())
+ printf("Parent CHD: %s\n", params.find(OPTION_OUTPUT_PARENT)->c_str());
+ printf("Input file: %s\n", input_file_str->c_str());
+ if (input_start != 0 && input_end != aviinfo->video_numsamples)
+ printf("Input start: %s\n", big_int_string(tempstr, input_start));
+ printf("Input length: %s (%02d:%02d:%02d)\n", big_int_string(tempstr, input_end - input_start),
+ UINT32((UINT64(input_end - input_start) * 1000000 / info.fps_times_1million / 60 / 60)),
+ UINT32(((UINT64(input_end - input_start) * 1000000 / info.fps_times_1million / 60) % 60)),
+ UINT32(((UINT64(input_end - input_start) * 1000000 / info.fps_times_1million) % 60)));
+ printf("Frame rate: %d.%06d\n", info.fps_times_1million / 1000000, info.fps_times_1million % 1000000);
+ printf("Frame size: %d x %d %s\n", info.width, info.height * (info.interlaced ? 2 : 1), info.interlaced ? "interlaced" : "non-interlaced");
+ printf("Audio: %d channels at %d Hz\n", info.channels, info.rate);
+ printf("Compression: %s\n", compression_string(tempstr, compression));
+ printf("Hunk size: %s\n", big_int_string(tempstr, hunk_size));
+ printf("Logical size: %s\n", big_int_string(tempstr, UINT64(input_end - input_start) * hunk_size));
+
+ // catch errors so we can close & delete the output file
+ chd_avi_compressor *chd = NULL;
+ try
+ {
+ // create the new CHD
+ chd = new chd_avi_compressor(*input_file, info, input_start, input_end);
+ chd_error err;
+ if (output_parent.opened())
+ err = chd->create(output_chd_str->c_str(), UINT64(input_end - input_start) * hunk_size, hunk_size, compression, output_parent);
+ else
+ err = chd->create(output_chd_str->c_str(), UINT64(input_end - input_start) * hunk_size, hunk_size, info.bytes_per_frame, compression);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error creating CHD file (%s): %s", output_chd_str->c_str(), chd_file::error_string(err));
+
+ // write the core A/V metadata
+ std::string metadata;
+ strprintf(metadata, AV_METADATA_FORMAT, info.fps_times_1million / 1000000, info.fps_times_1million % 1000000, info.width, info.height, info.interlaced, info.channels, info.rate);
+ err = chd->write_metadata(AV_METADATA_TAG, 0, metadata);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error adding AV metadata: %s\n", chd_file::error_string(err));
+
+ // create the compressor and then run it generically
+ compress_common(*chd);
+
+ // write the final LD metadata
+ if (info.height == 524/2 || info.height == 624/2)
+ {
+ err = chd->write_metadata(AV_LD_METADATA_TAG, 0, chd->ldframedata(), 0);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error adding AVLD metadata: %s\n", chd_file::error_string(err));
+ }
+ delete chd;
+ }
+ catch (...)
+ {
+ delete chd;
+ // delete the output file
+ std::string *output_chd_str = params.find(OPTION_OUTPUT);
+ if (output_chd_str != NULL)
+ osd_rmfile(output_chd_str->c_str());
+ throw;
+ }
+}
+
+
+//-------------------------------------------------
+// do_copy - create a new CHD with data from
+// another CHD
+//-------------------------------------------------
+
+static void do_copy(parameters_t &params)
+{
+ // parse out input files
+ chd_file input_parent_chd;
+ chd_file input_chd;
+ parse_input_chd_parameters(params, input_chd, input_parent_chd);
+
+ // parse out input start/end
+ UINT64 input_start;
+ UINT64 input_end;
+ parse_input_start_end(params, input_chd.logical_bytes(), input_chd.hunk_bytes(), input_chd.hunk_bytes(), input_start, input_end);
+
+ // process output CHD
+ chd_file output_parent;
+ std::string *output_chd_str = parse_output_chd_parameters(params, output_parent);
+
+ // process hunk size
+ UINT32 hunk_size = input_chd.hunk_bytes();
+ parse_hunk_size(params, 1, hunk_size);
+ if (hunk_size % input_chd.hunk_bytes() != 0 && input_chd.hunk_bytes() % hunk_size != 0)
+ report_error(1, "Hunk size is not an even multiple or divisor of input hunk size");
+
+ // process compression; we default to our current preferences using metadata to pick the type
+ chd_codec_type compression[4];
+ {
+ dynamic_buffer metadata;
+ if (input_chd.read_metadata(HARD_DISK_METADATA_TAG, 0, metadata) == CHDERR_NONE)
+ memcpy(compression, s_default_hd_compression, sizeof(compression));
+ else if (input_chd.read_metadata(AV_METADATA_TAG, 0, metadata) == CHDERR_NONE)
+ memcpy(compression, s_default_ld_compression, sizeof(compression));
+ else if (input_chd.read_metadata(CDROM_OLD_METADATA_TAG, 0, metadata) == CHDERR_NONE ||
+ input_chd.read_metadata(CDROM_TRACK_METADATA_TAG, 0, metadata) == CHDERR_NONE ||
+ input_chd.read_metadata(CDROM_TRACK_METADATA2_TAG, 0, metadata) == CHDERR_NONE ||
+ input_chd.read_metadata(GDROM_OLD_METADATA_TAG, 0, metadata) == CHDERR_NONE ||
+ input_chd.read_metadata(GDROM_TRACK_METADATA_TAG, 0, metadata) == CHDERR_NONE)
+ memcpy(compression, s_default_cd_compression, sizeof(compression));
+ else
+ memcpy(compression, s_default_raw_compression, sizeof(compression));
+ }
+ parse_compression(params, compression);
+
+ // process numprocessors
+ parse_numprocessors(params);
+
+ // print some info
+ std::string tempstr;
+ printf("Output CHD: %s\n", output_chd_str->c_str());
+ if (output_parent.opened())
+ printf("Parent CHD: %s\n", params.find(OPTION_OUTPUT_PARENT)->c_str());
+ printf("Input CHD: %s\n", params.find(OPTION_INPUT)->c_str());
+ if (input_start != 0 || input_end != input_chd.logical_bytes())
+ {
+ printf("Input start: %s\n", big_int_string(tempstr, input_start));
+ printf("Input length: %s\n", big_int_string(tempstr, input_end - input_start));
+ }
+ printf("Compression: %s\n", compression_string(tempstr, compression));
+ printf("Hunk size: %s\n", big_int_string(tempstr, hunk_size));
+ printf("Logical size: %s\n", big_int_string(tempstr, input_end - input_start));
+
+ // catch errors so we can close & delete the output file
+ chd_chdfile_compressor *chd = NULL;
+ try
+ {
+ // create the new CHD
+ chd = new chd_chdfile_compressor(input_chd, input_start, input_end);
+ chd_error err;
+ if (output_parent.opened())
+ err = chd->create(output_chd_str->c_str(), input_end - input_start, hunk_size, compression, output_parent);
+ else
+ err = chd->create(output_chd_str->c_str(), input_end - input_start, hunk_size, input_chd.unit_bytes(), compression);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error creating CHD file (%s): %s", output_chd_str->c_str(), chd_file::error_string(err));
+
+ // clone all the metadata, upgrading where appropriate
+ dynamic_buffer metadata;
+ chd_metadata_tag metatag;
+ UINT8 metaflags;
+ UINT32 index = 0;
+ bool redo_cd = false;
+ bool cdda_swap = false;
+ for (err = input_chd.read_metadata(CHDMETATAG_WILDCARD, index++, metadata, metatag, metaflags); err == CHDERR_NONE; err = input_chd.read_metadata(CHDMETATAG_WILDCARD, index++, metadata, metatag, metaflags))
+ {
+ // if this is an old CD-CHD tag, note that we want to re-do it
+ if (metatag == CDROM_OLD_METADATA_TAG || metatag == CDROM_TRACK_METADATA_TAG)
+ {
+ redo_cd = true;
+ continue;
+ }
+ // if this is old GD tag we want re-do it and swap CDDA
+ if (metatag == GDROM_OLD_METADATA_TAG)
+ {
+ cdda_swap = redo_cd = true;
+ continue;
+ }
+
+ // otherwise, clone it
+ err = chd->write_metadata(metatag, CHDMETAINDEX_APPEND, metadata, metaflags);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error writing cloned metadata: %s", chd_file::error_string(err));
+ }
+
+ // if we need to re-do the CD metadata, do it now
+ if (redo_cd)
+ {
+ cdrom_file *cdrom = cdrom_open(&input_chd);
+ if (cdrom == NULL)
+ report_error(1, "Error upgrading CD metadata");
+ const cdrom_toc *toc = cdrom_get_toc(cdrom);
+ err = cdrom_write_metadata(chd, toc);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error writing upgraded CD metadata: %s", chd_file::error_string(err));
+ if (cdda_swap)
+ chd->m_toc = toc;
+ }
+
+ // compress it generically
+ compress_common(*chd);
+ delete chd;
+ }
+ catch (...)
+ {
+ delete chd;
+ // delete the output file
+ std::string *output_chd_str = params.find(OPTION_OUTPUT);
+ if (output_chd_str != NULL)
+ osd_rmfile(output_chd_str->c_str());
+ throw;
+ }
+}
+
+
+//-------------------------------------------------
+// do_extract_raw - extract a raw file from a
+// CHD image
+//-------------------------------------------------
+
+static void do_extract_raw(parameters_t &params)
+{
+ // parse out input files
+ chd_file input_parent_chd;
+ chd_file input_chd;
+ parse_input_chd_parameters(params, input_chd, input_parent_chd);
+
+ // parse out input start/end
+ UINT64 input_start;
+ UINT64 input_end;
+ parse_input_start_end(params, input_chd.logical_bytes(), input_chd.hunk_bytes(), input_chd.hunk_bytes(), input_start, input_end);
+
+ // verify output file doesn't exist
+ std::string *output_file_str = params.find(OPTION_OUTPUT);
+ if (output_file_str != NULL)
+ check_existing_output_file(params, output_file_str->c_str());
+
+ // print some info
+ std::string tempstr;
+ printf("Output File: %s\n", output_file_str->c_str());
+ printf("Input CHD: %s\n", params.find(OPTION_INPUT)->c_str());
+ if (input_start != 0 || input_end != input_chd.logical_bytes())
+ {
+ printf("Input start: %s\n", big_int_string(tempstr, input_start));
+ printf("Input length: %s\n", big_int_string(tempstr, input_end - input_start));
+ }
+
+ // catch errors so we can close & delete the output file
+ core_file *output_file = NULL;
+ try
+ {
+ // process output file
+ file_error filerr = core_fopen(output_file_str->c_str(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE, &output_file);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Unable to open file (%s)", output_file_str->c_str());
+
+ // copy all data
+ dynamic_buffer buffer((TEMP_BUFFER_SIZE / input_chd.hunk_bytes()) * input_chd.hunk_bytes());
+ for (UINT64 offset = input_start; offset < input_end; )
+ {
+ progress(false, "Extracting, %.1f%% complete... \r", 100.0 * double(offset - input_start) / double(input_end - input_start));
+
+ // determine how much to read
+ UINT32 bytes_to_read = MIN((UINT32)buffer.size(), input_end - offset);
+ chd_error err = input_chd.read_bytes(offset, &buffer[0], bytes_to_read);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error reading CHD file (%s): %s", params.find(OPTION_INPUT)->c_str(), chd_file::error_string(err));
+
+ // write to the output
+ UINT32 count = core_fwrite(output_file, &buffer[0], bytes_to_read);
+ if (count != bytes_to_read)
+ report_error(1, "Error writing to file; check disk space (%s)", output_file_str->c_str());
+
+ // advance
+ offset += bytes_to_read;
+ }
+
+ // finish up
+ core_fclose(output_file);
+ printf("Extraction complete \n");
+ }
+ catch (...)
+ {
+ // delete the output file
+ if (output_file != NULL)
+ {
+ core_fclose(output_file);
+ osd_rmfile(output_file_str->c_str());
+ }
+ throw;
+ }
+}
+
+
+//-------------------------------------------------
+// do_extract_cd - extract a CD file from a
+// CHD image
+//-------------------------------------------------
+
+static void do_extract_cd(parameters_t &params)
+{
+ // parse out input files
+ chd_file input_parent_chd;
+ chd_file input_chd;
+ parse_input_chd_parameters(params, input_chd, input_parent_chd);
+
+ // further process input file
+ cdrom_file *cdrom = cdrom_open(&input_chd);
+ if (cdrom == NULL)
+ report_error(1, "Unable to recognize CHD file as a CD");
+ const cdrom_toc *toc = cdrom_get_toc(cdrom);
+
+ // verify output file doesn't exist
+ std::string *output_file_str = params.find(OPTION_OUTPUT);
+ if (output_file_str != NULL)
+ check_existing_output_file(params, output_file_str->c_str());
+
+ // verify output BIN file doesn't exist
+ std::string *output_bin_file_str = params.find(OPTION_OUTPUT_BIN);
+ std::string default_name(*output_file_str);
+ int chop = default_name.find_last_of('.');
+ if (chop != -1)
+ default_name.substr(0, chop);
+ char basename[128];
+ strncpy(basename, default_name.c_str(), 127);
+ default_name.append(".bin");
+ if (output_bin_file_str == NULL)
+ output_bin_file_str = &default_name;
+ check_existing_output_file(params, output_bin_file_str->c_str());
+
+ // print some info
+ std::string tempstr;
+ printf("Output TOC: %s\n", output_file_str->c_str());
+ printf("Output Data: %s\n", output_bin_file_str->c_str());
+ printf("Input CHD: %s\n", params.find(OPTION_INPUT)->c_str());
+
+ // catch errors so we can close & delete the output file
+ core_file *output_bin_file = NULL;
+ core_file *output_toc_file = NULL;
+ try
+ {
+ int mode = MODE_NORMAL;
+
+ if (output_file_str->find(".cue") != -1)
+ {
+ mode = MODE_CUEBIN;
+ }
+ else if (output_file_str->find(".gdi") != -1)
+ {
+ mode = MODE_GDI;
+ }
+
+ // process output file
+ file_error filerr = core_fopen(output_file_str->c_str(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_NO_BOM, &output_toc_file);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Unable to open file (%s)", output_file_str->c_str());
+
+ // process output BIN file
+ if (mode != MODE_GDI)
+ {
+ filerr = core_fopen(output_bin_file_str->c_str(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE, &output_bin_file);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Unable to open file (%s)", output_bin_file_str->c_str());
+ }
+
+ // determine total frames
+ UINT64 total_bytes = 0;
+ for (int tracknum = 0; tracknum < toc->numtrks; tracknum++)
+ total_bytes += toc->tracks[tracknum].frames * (toc->tracks[tracknum].datasize + toc->tracks[tracknum].subsize);
+
+ // GDI must start with the # of tracks
+ if (mode == MODE_GDI)
+ {
+ core_fprintf(output_toc_file, "%d\n", toc->numtrks);
+ }
+
+ // iterate over tracks and copy all data
+ UINT64 outputoffs = 0;
+ UINT32 discoffs = 0;
+ dynamic_buffer buffer;
+ for (int tracknum = 0; tracknum < toc->numtrks; tracknum++)
+ {
+ std::string trackbin_name(basename);
+
+ if (mode == MODE_GDI)
+ {
+ char temp[8];
+ sprintf(temp, "%02d", tracknum+1);
+ trackbin_name.append(temp);
+ if (toc->tracks[tracknum].trktype == CD_TRACK_AUDIO)
+ trackbin_name.append(".raw");
+ else
+ trackbin_name.append(".bin");
+
+ if (output_bin_file)
+ {
+ core_fclose(output_bin_file);
+ output_bin_file = NULL;
+ }
+
+ filerr = core_fopen(trackbin_name.c_str(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE, &output_bin_file);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Unable to open file (%s)", trackbin_name.c_str());
+
+ outputoffs = 0;
+ }
+
+ // output the metadata about the track to the TOC file
+ const cdrom_track_info &trackinfo = toc->tracks[tracknum];
+ std::string temp;
+ if (mode == MODE_GDI)
+ {
+ output_track_metadata(mode, output_toc_file, tracknum, trackinfo, core_filename_extract_base(temp, trackbin_name.c_str()).c_str(), discoffs, outputoffs);
+ }
+ else
+ {
+ output_track_metadata(mode, output_toc_file, tracknum, trackinfo, core_filename_extract_base(temp, output_bin_file_str->c_str()).c_str(), discoffs, outputoffs);
+ }
+
+ // If this is bin/cue output and the CHD contains subdata, warn the user and don't include
+ // the subdata size in the buffer calculation.
+ UINT32 output_frame_size = trackinfo.datasize + ((trackinfo.subtype != CD_SUB_NONE) ? trackinfo.subsize : 0);
+ if (trackinfo.subtype != CD_SUB_NONE && ((mode == MODE_CUEBIN) || (mode == MODE_GDI)))
+ {
+ printf("Warning: Track %d has subcode data. bin/cue and gdi formats cannot contain subcode data and it will be omitted.\n", tracknum+1);
+ printf(" : This may affect usage of the output image. Use bin/toc output to keep all data.\n");
+ output_frame_size = trackinfo.datasize;
+ }
+
+ // resize the buffer for the track
+ buffer.resize((TEMP_BUFFER_SIZE / output_frame_size) * output_frame_size);
+
+ // now read and output the actual data
+ UINT32 bufferoffs = 0;
+ UINT32 actualframes = trackinfo.frames - trackinfo.padframes;
+ for (UINT32 frame = 0; frame < actualframes; frame++)
+ {
+ progress(false, "Extracting, %.1f%% complete... \r", 100.0 * double(outputoffs) / double(total_bytes));
+
+ // read the data
+ cdrom_read_data(cdrom, cdrom_get_track_start_phys(cdrom, tracknum) + frame, &buffer[bufferoffs], trackinfo.trktype, true);
+
+ // for CDRWin and GDI audio tracks must be reversed
+ // in the case of GDI and CHD version < 5 we assuming source CHD image is GDROM so audio tracks is already reversed
+ if (((mode == MODE_GDI && input_chd.version() > 4) || (mode == MODE_CUEBIN)) && (trackinfo.trktype == CD_TRACK_AUDIO))
+ for (int swapindex = 0; swapindex < trackinfo.datasize; swapindex += 2)
+ {
+ UINT8 swaptemp = buffer[bufferoffs + swapindex];
+ buffer[bufferoffs + swapindex] = buffer[bufferoffs + swapindex + 1];
+ buffer[bufferoffs + swapindex + 1] = swaptemp;
+ }
+ bufferoffs += trackinfo.datasize;
+ discoffs++;
+
+ // read the subcode data
+ if (trackinfo.subtype != CD_SUB_NONE && (mode == MODE_NORMAL))
+ {
+ cdrom_read_subcode(cdrom, cdrom_get_track_start_phys(cdrom, tracknum) + frame, &buffer[bufferoffs], true);
+ bufferoffs += trackinfo.subsize;
+ }
+
+ // write it out if we need to
+ if (bufferoffs == buffer.size() || frame == actualframes - 1)
+ {
+ core_fseek(output_bin_file, outputoffs, SEEK_SET);
+ UINT32 byteswritten = core_fwrite(output_bin_file, &buffer[0], bufferoffs);
+ if (byteswritten != bufferoffs)
+ report_error(1, "Error writing frame %d to file (%s): %s\n", frame, output_file_str->c_str(), chd_file::error_string(CHDERR_WRITE_ERROR));
+ outputoffs += bufferoffs;
+ bufferoffs = 0;
+ }
+ }
+
+ discoffs += trackinfo.padframes;
+ }
+
+ // finish up
+ core_fclose(output_bin_file);
+ core_fclose(output_toc_file);
+ printf("Extraction complete \n");
+ }
+ catch (...)
+ {
+ // delete the output files
+ if (output_bin_file != NULL)
+ core_fclose(output_bin_file);
+ if (output_toc_file != NULL)
+ core_fclose(output_toc_file);
+ osd_rmfile(output_bin_file_str->c_str());
+ osd_rmfile(output_file_str->c_str());
+ throw;
+ }
+}
+
+
+//-------------------------------------------------
+// do_extract_ld - extract an AVI file from a
+// CHD image
+//-------------------------------------------------
+
+static void do_extract_ld(parameters_t &params)
+{
+ // parse out input files
+ chd_file input_parent_chd;
+ chd_file input_chd;
+ parse_input_chd_parameters(params, input_chd, input_parent_chd);
+
+ // read core metadata
+ std::string metadata;
+ chd_error err = input_chd.read_metadata(AV_METADATA_TAG, 0, metadata);
+ if (err != CHDERR_NONE)
+ report_error(1, "Unable to find A/V metadata in the input CHD");
+
+ // parse the metadata
+ UINT32 fps_times_1million;
+ UINT32 max_samples_per_frame;
+ UINT32 frame_bytes;
+ int width;
+ int height;
+ int interlaced;
+ int channels;
+ int rate;
+ {
+ int fps;
+ int fpsfrac;
+ if (sscanf(metadata.c_str(), AV_METADATA_FORMAT, &fps, &fpsfrac, &width, &height, &interlaced, &channels, &rate) != 7)
+ report_error(1, "Improperly formatted A/V metadata found");
+ fps_times_1million = fps * 1000000 + fpsfrac;
+ }
+ UINT8 interlace_factor = interlaced ? 2 : 1;
+
+ // determine key parameters and validate
+ max_samples_per_frame = (UINT64(rate) * 1000000 + fps_times_1million - 1) / fps_times_1million;
+ frame_bytes = avhuff_encoder::raw_data_size(width, height, channels, max_samples_per_frame);
+ if (frame_bytes != input_chd.hunk_bytes())
+ report_error(1, "Frame size does not match hunk size for this CHD");
+
+ // parse out input start/end
+ UINT64 input_start;
+ UINT64 input_end;
+ parse_input_start_end(params, input_chd.hunk_count() / interlace_factor, 0, 1, input_start, input_end);
+ input_start *= interlace_factor;
+ input_end *= interlace_factor;
+
+ // build up the movie info
+ avi_movie_info info;
+ info.video_format = FORMAT_YUY2;
+ info.video_timescale = fps_times_1million / interlace_factor;
+ info.video_sampletime = 1000000;
+ info.video_width = width;
+ info.video_height = height * interlace_factor;
+ info.video_depth = 16;
+ info.audio_format = 0;
+ info.audio_timescale = rate;
+ info.audio_sampletime = 1;
+ info.audio_channels = channels;
+ info.audio_samplebits = 16;
+ info.audio_samplerate = rate;
+
+ // verify output file doesn't exist
+ std::string *output_file_str = params.find(OPTION_OUTPUT);
+ if (output_file_str != NULL)
+ check_existing_output_file(params, output_file_str->c_str());
+
+ // print some info
+ std::string tempstr;
+ printf("Output File: %s\n", output_file_str->c_str());
+ printf("Input CHD: %s\n", params.find(OPTION_INPUT)->c_str());
+ if (input_start != 0 || input_end != input_chd.hunk_count())
+ {
+ printf("Input start: %s\n", big_int_string(tempstr, input_start));
+ printf("Input length: %s\n", big_int_string(tempstr, input_end - input_start));
+ }
+
+ // catch errors so we can close & delete the output file
+ avi_file *output_file = NULL;
+ try
+ {
+ // process output file
+ avi_error avierr = avi_create(output_file_str->c_str(), &info, &output_file);
+ if (avierr != AVIERR_NONE)
+ report_error(1, "Unable to open file (%s)", output_file_str->c_str());
+
+ // create the codec configuration
+ avhuff_decompress_config avconfig;
+ std::vector<INT16> audio_data[16];
+ UINT32 actsamples;
+ avconfig.maxsamples = max_samples_per_frame;
+ avconfig.actsamples = &actsamples;
+ for (int chnum = 0; chnum < ARRAY_LENGTH(audio_data); chnum++)
+ {
+ audio_data[chnum].resize(max_samples_per_frame);
+ avconfig.audio[chnum] = &audio_data[chnum][0];
+ }
+
+ // iterate over frames
+ bitmap_yuy16 fullbitmap(width, height * interlace_factor);
+ for (UINT64 framenum = input_start; framenum < input_end; framenum++)
+ {
+ progress(framenum == input_start, "Extracting, %.1f%% complete... \r", 100.0 * double(framenum - input_start) / double(input_end - input_start));
+
+ // set up the fake bitmap for this frame
+ avconfig.video.wrap(&fullbitmap.pix(framenum % interlace_factor), fullbitmap.width(), fullbitmap.height() / interlace_factor, fullbitmap.rowpixels() * interlace_factor);
+ input_chd.codec_configure(CHD_CODEC_AVHUFF, AVHUFF_CODEC_DECOMPRESS_CONFIG, &avconfig);
+
+ // read the hunk into the buffers
+ chd_error err = input_chd.read_hunk(framenum, NULL);
+ if (err != CHDERR_NONE)
+ {
+ UINT64 filepos = core_ftell(input_chd);
+ report_error(1, "Error reading hunk %" I64FMT "d at offset %" I64FMT "d from CHD file (%s): %s\n", framenum, filepos, params.find(OPTION_INPUT)->c_str(), chd_file::error_string(err));
+ }
+
+ // write audio
+ for (int chnum = 0; chnum < channels; chnum++)
+ {
+ avi_error avierr = avi_append_sound_samples(output_file, chnum, avconfig.audio[chnum], actsamples, 0);
+ if (avierr != AVIERR_NONE)
+ report_error(1, "Error writing samples for hunk %" I64FMT "d to file (%s): %s\n", framenum, output_file_str->c_str(), avi_error_string(avierr));
+ }
+
+ // write video
+ if ((framenum + 1) % interlace_factor == 0)
+ {
+ avi_error avierr = avi_append_video_frame(output_file, fullbitmap);
+ if (avierr != AVIERR_NONE)
+ report_error(1, "Error writing video for hunk %" I64FMT "d to file (%s): %s\n", framenum, output_file_str->c_str(), avi_error_string(avierr));
+ }
+ }
+
+ // close and return
+ avi_close(output_file);
+ printf("Extraction complete \n");
+ }
+ catch (...)
+ {
+ // delete the output file
+ if (output_file != NULL)
+ avi_close(output_file);
+ osd_rmfile(output_file_str->c_str());
+ throw;
+ }
+}
+
+
+//-------------------------------------------------
+// do_add_metadata - add metadata to a CHD from a
+// file
+//-------------------------------------------------
+
+static void do_add_metadata(parameters_t &params)
+{
+ // parse out input files
+ chd_file input_parent_chd;
+ chd_file input_chd;
+ parse_input_chd_parameters(params, input_chd, input_parent_chd, true);
+
+ // process tag
+ chd_metadata_tag tag = CHD_MAKE_TAG('?','?','?','?');
+ std::string *tag_str = params.find(OPTION_TAG);
+ if (tag_str != NULL)
+ {
+ tag_str->append(" ");
+ tag = CHD_MAKE_TAG((*tag_str)[0], (*tag_str)[1], (*tag_str)[2], (*tag_str)[3]);
+ }
+
+ // process index
+ UINT32 index = 0;
+ std::string *index_str = params.find(OPTION_INDEX);
+ if (index_str != NULL)
+ index = atoi(index_str->c_str());
+
+ // process text input
+ std::string *text_str = params.find(OPTION_VALUE_TEXT);
+ std::string text;
+ if (text_str != NULL)
+ {
+ text = *text_str;
+ if (text[0] == '"' && text[text.length() - 1] == '"')
+ text.substr(1, text.length() - 2);
+ }
+
+ // process file input
+ std::string *file_str = params.find(OPTION_VALUE_FILE);
+ dynamic_buffer file;
+ if (file_str != NULL)
+ {
+ file_error filerr = core_fload(file_str->c_str(), file);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Error reading metadata file (%s)", file_str->c_str());
+ }
+
+ // make sure we have one or the other
+ if (text_str == NULL && file_str == NULL)
+ report_error(1, "Error: missing either --valuetext/-vt or --valuefile/-vf parameters");
+ if (text_str != NULL && file_str != NULL)
+ report_error(1, "Error: both --valuetext/-vt or --valuefile/-vf parameters specified; only one permitted");
+
+ // process no checksum
+ UINT8 flags = CHD_MDFLAGS_CHECKSUM;
+ if (params.find(OPTION_NO_CHECKSUM) != NULL)
+ flags &= ~CHD_MDFLAGS_CHECKSUM;
+
+ // print some info
+ std::string tempstr;
+ printf("Input file: %s\n", params.find(OPTION_INPUT)->c_str());
+ printf("Tag: %c%c%c%c\n", (tag >> 24) & 0xff, (tag >> 16) & 0xff, (tag >> 8) & 0xff, tag & 0xff);
+ printf("Index: %d\n", index);
+ if (text_str != NULL)
+ printf("Text: %s\n", text.c_str());
+ else
+ printf("Data: %s (%d bytes)\n", file_str->c_str(), int(file.size()));
+
+ // write the metadata
+ chd_error err;
+ if (text_str != NULL)
+ err = input_chd.write_metadata(tag, index, text, flags);
+ else
+ err = input_chd.write_metadata(tag, index, &file[0], flags);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error adding metadata: %s", chd_file::error_string(err));
+ else
+ printf("Metadata added\n");
+}
+
+
+//-------------------------------------------------
+// do_del_metadata - remove metadata from a CHD
+//-------------------------------------------------
+
+static void do_del_metadata(parameters_t &params)
+{
+ // parse out input files
+ chd_file input_parent_chd;
+ chd_file input_chd;
+ parse_input_chd_parameters(params, input_chd, input_parent_chd, true);
+
+ // process tag
+ chd_metadata_tag tag = CHD_MAKE_TAG('?','?','?','?');
+ std::string *tag_str = params.find(OPTION_TAG);
+ if (tag_str != NULL)
+ {
+ tag_str->append(" ");
+ tag = CHD_MAKE_TAG((*tag_str)[0], (*tag_str)[1], (*tag_str)[2], (*tag_str)[3]);
+ }
+
+ // process index
+ UINT32 index = 0;
+ std::string *index_str = params.find(OPTION_INDEX);
+ if (index_str != NULL)
+ index = atoi(index_str->c_str());
+
+ // print some info
+ std::string tempstr;
+ printf("Input file: %s\n", params.find(OPTION_INPUT)->c_str());
+ printf("Tag: %c%c%c%c\n", (tag >> 24) & 0xff, (tag >> 16) & 0xff, (tag >> 8) & 0xff, tag & 0xff);
+ printf("Index: %d\n", index);
+
+ // write the metadata
+ chd_error err = input_chd.delete_metadata(tag, index);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error removing metadata: %s", chd_file::error_string(err));
+ else
+ printf("Metadata removed\n");
+}
+
+
+//-------------------------------------------------
+// do_dump_metadata - dump metadata from a CHD
+//-------------------------------------------------
+
+static void do_dump_metadata(parameters_t &params)
+{
+ // parse out input files
+ chd_file input_parent_chd;
+ chd_file input_chd;
+ parse_input_chd_parameters(params, input_chd, input_parent_chd);
+
+ // verify output file doesn't exist
+ std::string *output_file_str = params.find(OPTION_OUTPUT);
+ if (output_file_str != NULL)
+ check_existing_output_file(params, output_file_str->c_str());
+
+ // process tag
+ chd_metadata_tag tag = CHD_MAKE_TAG('?','?','?','?');
+ std::string *tag_str = params.find(OPTION_TAG);
+ if (tag_str != NULL)
+ {
+ tag_str->append(" ");
+ tag = CHD_MAKE_TAG((*tag_str)[0], (*tag_str)[1], (*tag_str)[2], (*tag_str)[3]);
+ }
+
+ // process index
+ UINT32 index = 0;
+ std::string *index_str = params.find(OPTION_INDEX);
+ if (index_str != NULL)
+ index = atoi(index_str->c_str());
+
+ // write the metadata
+ dynamic_buffer buffer;
+ chd_error err = input_chd.read_metadata(tag, index, buffer);
+ if (err != CHDERR_NONE)
+ report_error(1, "Error reading metadata: %s", chd_file::error_string(err));
+
+ // catch errors so we can close & delete the output file
+ core_file *output_file = NULL;
+ try
+ {
+ // create the file
+ if (output_file_str != NULL)
+ {
+ file_error filerr = core_fopen(output_file_str->c_str(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE, &output_file);
+ if (filerr != FILERR_NONE)
+ report_error(1, "Unable to open file (%s)", output_file_str->c_str());
+
+ // output the metadata
+ UINT32 count = core_fwrite(output_file, &buffer[0], buffer.size());
+ if (count != buffer.size())
+ report_error(1, "Error writing file (%s)", output_file_str->c_str());
+ core_fclose(output_file);
+
+ // provide some feedback
+ std::string tempstr;
+ printf("File (%s) written, %s bytes\n", output_file_str->c_str(), big_int_string(tempstr, buffer.size()));
+ }
+
+ // flush to stdout
+ else
+ {
+ fwrite(&buffer[0], 1, buffer.size(), stdout);
+ fflush(stdout);
+ }
+ }
+ catch (...)
+ {
+ // delete the output file
+ if (output_file != NULL)
+ core_fclose(output_file);
+ osd_rmfile(output_file_str->c_str());
+ throw;
+ }
+}
+
+
+//-------------------------------------------------
+// main - entry point
+//-------------------------------------------------
+
+int CLIB_DECL main(int argc, char *argv[])
+{
+ // print the header
+ extern const char build_version[];
+ printf("chdman - MAME Compressed Hunks of Data (CHD) manager %s\n", build_version);
+
+ // handle help specially
+ if (argc < 2)
+ return print_help(argv[0]);
+ int argnum = 1;
+ const char *command = argv[argnum++];
+ bool help = (strcmp(command, COMMAND_HELP) == 0);
+ if (help)
+ {
+ if (argc <= 2)
+ return print_help(argv[0]);
+ command = argv[argnum++];
+ }
+
+ // iterate over commands to find our match
+ for (int cmdnum = 0; cmdnum < ARRAY_LENGTH(s_commands); cmdnum++)
+ if (strcmp(command, s_commands[cmdnum].name) == 0)
+ {
+ const command_description &desc = s_commands[cmdnum];
+
+ // print help if that was requested
+ if (help)
+ return print_help(argv[0], desc);
+
+ // otherwise, verify the parameters
+ tagmap_t<std::string *> parameters;
+ while (argnum < argc)
+ {
+ // should be an option name
+ const char *arg = argv[argnum++];
+ if (arg[0] != '-')
+ return print_help(argv[0], desc, "Expected option, not parameter");
+
+ // iterate over valid options
+ int valid;
+ for (valid = 0; valid < ARRAY_LENGTH(desc.valid_options); valid++)
+ {
+ // reduce to the option name
+ const char *validname = desc.valid_options[valid];
+ if (validname == NULL)
+ break;
+ if (*validname == REQUIRED[0])
+ validname++;
+
+ // find the matching option description
+ int optnum;
+ for (optnum = 0; optnum < ARRAY_LENGTH(s_options); optnum++)
+ if (strcmp(s_options[optnum].name, validname) == 0)
+ break;
+ assert(optnum != ARRAY_LENGTH(s_options));
+
+ // do we match?
+ const option_description &odesc = s_options[optnum];
+ if ((arg[1] == '-' && strcmp(odesc.name, &arg[2]) == 0) ||
+ (arg[1] != '-' && odesc.shortname != NULL && strcmp(odesc.shortname, &arg[1]) == 0))
+ {
+ // if we need a parameter, consume it
+ const char *param = "";
+ if (odesc.parameter)
+ {
+ if (argnum >= argc || argv[argnum][0] == '-')
+ return print_help(argv[0], desc, "Option is missing parameter");
+ param = argv[argnum++];
+ }
+
+ // add to the map
+ if (parameters.add(odesc.name, new std::string(param)) == TMERR_DUPLICATE)
+ return print_help(argv[0], desc, "Multiple parameters of the same type specified");
+ break;
+ }
+ }
+
+ // if not valid, error
+ if (valid == ARRAY_LENGTH(desc.valid_options))
+ return print_help(argv[0], desc, "Option not valid for this command");
+ }
+
+ // make sure we got all our required parameters
+ for (int valid = 0; valid < ARRAY_LENGTH(desc.valid_options); valid++)
+ {
+ const char *validname = desc.valid_options[valid];
+ if (validname == NULL)
+ break;
+ if (*validname == REQUIRED[0] && parameters.find(++validname) == NULL)
+ return print_help(argv[0], desc, "Required parameters missing");
+ }
+
+ // all clear, run the command
+ try
+ {
+ (*s_commands[cmdnum].handler)(parameters);
+ return 0;
+ }
+ catch (chd_error &err)
+ {
+ fprintf(stderr, "CHD error occurred (main): %s\n", chd_file::error_string(err));
+ return 1;
+ }
+ catch (fatal_error &err)
+ {
+ fprintf(stderr, "Fatal error occurred: %d\n", err.error());
+ return err.error();
+ }
+ catch (std::exception& ex)
+ {
+ fprintf(stderr, "Unhandled exception: %s\n", ex.what());
+ return 1;
+ }
+ }
+
+ // print generic help if nothing found
+ return print_help(argv[0]);
+}