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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-27 01:04:32 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2013-01-27 01:04:32 -0600
commit793cf2dff35dffe3ec4c7b24252947dde758a1b2 (patch)
tree7d9972d99ed281a36418ae9f5fc128e3c951532c /kfile-plugins/avi/kfile_avi.cpp
parent04f764aaf273340e1d5811d4216dd8127cacc5db (diff)
downloadtdemultimedia-793cf2dff35dffe3ec4c7b24252947dde758a1b2.tar.gz
tdemultimedia-793cf2dff35dffe3ec4c7b24252947dde758a1b2.zip
Rename a number of libraries and executables to avoid conflicts with KDE4
Diffstat (limited to 'kfile-plugins/avi/kfile_avi.cpp')
-rw-r--r--kfile-plugins/avi/kfile_avi.cpp540
1 files changed, 0 insertions, 540 deletions
diff --git a/kfile-plugins/avi/kfile_avi.cpp b/kfile-plugins/avi/kfile_avi.cpp
deleted file mode 100644
index 131ae027..00000000
--- a/kfile-plugins/avi/kfile_avi.cpp
+++ /dev/null
@@ -1,540 +0,0 @@
-/* This file is part of the KDE project
- * Copyright (C) 2002 Shane Wright <me@shanewright.co.uk>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public
- * License as published by the Free Software Foundation version 2.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-
-#include <config.h>
-#include "kfile_avi.h"
-
-#include <kprocess.h>
-#include <klocale.h>
-#include <kgenericfactory.h>
-#include <kstringvalidator.h>
-#include <kdebug.h>
-
-#include <tqdict.h>
-#include <tqvalidator.h>
-#include <tqcstring.h>
-#include <tqfile.h>
-#include <tqdatetime.h>
-
-#if !defined(__osf__)
-#include <inttypes.h>
-#else
-typedef unsigned short uint16_t;
-typedef unsigned int uint32_t;
-typedef unsigned long long uint64_t;
-#endif
-
-typedef KGenericFactory<KAviPlugin> AviFactory;
-
-K_EXPORT_COMPONENT_FACTORY(kfile_avi, AviFactory( "kfile_avi" ))
-
-KAviPlugin::KAviPlugin(TQObject *parent, const char *name,
- const TQStringList &args)
-
- : KFilePlugin(parent, name, args)
-{
- KFileMimeTypeInfo* info = addMimeTypeInfo( "video/x-msvideo" );
-
- KFileMimeTypeInfo::GroupInfo* group = 0L;
-
- group = addGroupInfo(info, "Technical", i18n("Technical Details"));
-
- KFileMimeTypeInfo::ItemInfo* item;
-
- item = addItemInfo(group, "Length", i18n("Length"), TQVariant::Int);
- setUnit(item, KFileMimeTypeInfo::Seconds);
-
- item = addItemInfo(group, "Resolution", i18n("Resolution"), TQVariant::Size);
-
- item = addItemInfo(group, "Frame rate", i18n("Frame Rate"), TQVariant::Int);
- setSuffix(item, i18n("fps"));
-
- item = addItemInfo(group, "Video codec", i18n("Video Codec"), TQVariant::String);
- item = addItemInfo(group, "Audio codec", i18n("Audio Codec"), TQVariant::String);
-
-}
-
-bool KAviPlugin::read_avi()
-{
- static const char sig_riff[] = "RIFF";
- static const char sig_avi[] = "AVI ";
- static const char sig_list[] = "LIST";
- static const char sig_junk[] = "JUNK";
- uint32_t dwbuf1;
-
- done_avih = false;
- done_audio = false;
-
- // read AVI header
- char charbuf1[5];
- charbuf1[4] = '\0';
-
- // this must be RIFF
- f.readBlock(charbuf1, 4);
- if (memcmp(charbuf1, sig_riff, 4) != 0)
- return false;
-
- dstream >> dwbuf1;
-
- // this must be AVI
- f.readBlock(charbuf1, 4);
- if (memcmp(charbuf1, sig_avi, 4) != 0)
- return false;
-
-
- // start reading AVI file
- int counter = 0;
- bool done = false;
- do {
-
- // read header
- f.readBlock(charbuf1, 4);
-
- kdDebug(7034) << "about to handle chunk with ID: " << charbuf1 << "\n";
-
- if (memcmp(charbuf1, sig_list, 4) == 0) {
- // if list
- if (!read_list())
- return false;
-
- } else if (memcmp(charbuf1, sig_junk, 4) == 0) {
- // if junk
-
- // read chunk size
- dstream >> dwbuf1;
-
- kdDebug(7034) << "Skipping junk chunk length: " << dwbuf1 << "\n";
-
- // skip junk
- f.at( f.at() + dwbuf1 );
-
- } else {
- // something we dont understand yet
- kdDebug(7034) << "Unknown chunk header found: " << charbuf1 << "\n";
- return false;
- };
-
- if (
- ((done_avih) && (strlen(handler_vids) > 0) && (done_audio)) ||
- f.atEnd()) {
- kdDebug(7034) << "We're done!\n";
- done = true;
- }
-
- // make sure we dont stay here forever
- ++counter;
- if (counter > 10)
- done = true;
-
- } while (!done);
-
- return true;
-}
-
-
-bool KAviPlugin::read_list()
-{
- const char sig_hdrl[] = "hdrl"; // header list
- const char sig_strl[] = "strl"; // ...list
- const char sig_movi[] = "movi"; // movie list
-
- uint32_t dwbuf1;
- char charbuf1[5];
- charbuf1[4] = '\0';
-
- kdDebug(7034) << "In read_list()\n";
-
- // read size & list type
- dstream >> dwbuf1;
- f.readBlock(charbuf1, 4);
-
- // read the relevant bits of the list
- if (memcmp(charbuf1, sig_hdrl, 4) == 0) {
- // should be the main AVI header
- if (!read_avih())
- return false;
-
- } else if (memcmp(charbuf1, sig_strl, 4) == 0) {
- // should be some stream info
- if (!read_strl())
- return false;
-
- } else if (memcmp(charbuf1, sig_movi, 4) == 0) {
- // movie list
-
- kdDebug(7034) << "Skipping movi chunk length: " << dwbuf1 << "\n";
-
- // skip past it
- f.at( f.at() + dwbuf1 );
-
- } else {
- // unknown list type
- kdDebug(7034) << "Unknown list type found: " << charbuf1 << "\n";
- }
-
- return true;
-}
-
-
-bool KAviPlugin::read_avih()
-{
- static const char sig_avih[] = "avih"; // header list
-
- uint32_t dwbuf1;
- char charbuf1[5];
-
- // read header and length
- f.readBlock(charbuf1, 4);
- dstream >> dwbuf1;
-
- // not a valid avih?
- if (memcmp(charbuf1, sig_avih, 4) != 0) {
- kdDebug(7034) << "Chunk ID error, expected avih, got: " << charbuf1 << "\n";
- return false;
- }
-
- // read all the avih fields
- dstream >> avih_microsecperframe;
- dstream >> avih_maxbytespersec;
- dstream >> avih_reserved1;
- dstream >> avih_flags;
- dstream >> avih_totalframes;
- dstream >> avih_initialframes;
- dstream >> avih_streams;
- dstream >> avih_buffersize;
- dstream >> avih_width;
- dstream >> avih_height;
- dstream >> avih_scale;
- dstream >> avih_rate;
- dstream >> avih_start;
- dstream >> avih_length;
-
- done_avih = true;
-
- return true;
-}
-
-
-bool KAviPlugin::read_strl()
-{
- static const char sig_strh[] = "strh";
- static const char sig_strf[] = "strf";
- //static const char sig_strd[] = "strd";
- static const char sig_strn[] = "strn";
- static const char sig_list[] = "LIST";
- static const char sig_junk[] = "JUNK";
-
- kdDebug(7034) << "in strl handler\n";
-
- uint32_t dwbuf1; // buffer for block sizes
- char charbuf1[5];
-
- // loop through blocks
- int counter = 0;
- while (true) {
-
- // read type and size
- f.readBlock(charbuf1, 4); // type
- dstream >> dwbuf1; // size
-
- // detect type
- if (memcmp(charbuf1, sig_strh, 4) == 0) {
- // got strh - stream header
- kdDebug(7034) << "Found strh, calling read_strh()\n";
- read_strh(dwbuf1);
-
- } else if (memcmp(charbuf1, sig_strf, 4) == 0) {
- // got strf - stream format
- kdDebug(7034) << "Found strf, calling read_strf()\n";
- read_strf(dwbuf1);
-
- } else if (memcmp(charbuf1, sig_strn, 4) == 0) {
- // we ignore strn, but it can be recorded incorrectly so we have to cope especially
-
- // skip it
- kdDebug(7034) << "Skipping strn chunk length: " << dwbuf1 << "\n";
- f.at( f.at() + dwbuf1 );
-
- /*
- this is a pretty annoying hack; many AVIs incorrectly report the
- length of the strn field by 1 byte. Its possible that strn's
- should be word aligned, but no mention in the specs...
-
- I'll clean/optimise this a touch soon
- */
-
- bool done = false;
- unsigned char counter = 0;
- while (!done) {
- // read next marker
- f.readBlock(charbuf1, 4);
-
- // does it look ok?
- if ((memcmp(charbuf1, sig_list, 4) == 0) ||
- (memcmp(charbuf1, sig_junk, 4) == 0)) {
- // yes, go back before it
- f.at( f.at() - 4);
- done = true;
- } else {
- // no, skip one space forward from where we were
- f.at( f.at() - 3);
- kdDebug(7034) << "Working around incorrectly marked strn length..." << "\n";
- }
-
- // make sure we don't stay here too long
- ++counter;
- if (counter>10)
- done = true;
- }
-
- } else if ((memcmp(charbuf1, sig_list, 4) == 0) || (memcmp(charbuf1, sig_junk, 4) == 0)) {
- // we have come to the end of our stay here in strl, time to leave
-
- kdDebug(7034) << "Found LIST/JUNK, returning...\n";
-
- // rollback before the id and size
- f.at( f.at() - 8 );
-
- // return back to the main avi parser
- return true;
-
- } else {
- // we have some other unrecognised block type
-
- kdDebug(7034) << "Sskipping unrecognised block\n";
- // just skip over it
- f.at( f.at() + dwbuf1);
-
- } /* switch block type */
-
- ++counter;
- if (counter > 10)
- return true;
-
- } /* while (true) */
-
- // we should never get here
-}
-
-
-bool KAviPlugin::read_strh(uint32_t blocksize)
-{
- static const char sig_vids[] = "vids"; // ...video
- static const char sig_auds[] = "auds"; // ...audio
-
- uint32_t strh_flags;
- uint32_t strh_reserved1;
- uint32_t strh_initialframes;
- uint32_t strh_scale;
- uint32_t strh_rate;
- uint32_t strh_start;
- uint32_t strh_length;
- uint32_t strh_buffersize;
- uint32_t strh_quality;
- uint32_t strh_samplesize;
-
- char charbuf1[5];
- char charbuf2[5];
-
-
- // get stream info type, and handler id
- f.readBlock(charbuf1, 4);
- f.readBlock(charbuf2, 4);
-
- // read the strh fields
- dstream >> strh_flags;
- dstream >> strh_reserved1;
- dstream >> strh_initialframes;
- dstream >> strh_scale;
- dstream >> strh_rate;
- dstream >> strh_start;
- dstream >> strh_length;
- dstream >> strh_buffersize;
- dstream >> strh_quality;
- dstream >> strh_samplesize;
-
- if (memcmp(&charbuf1, sig_vids, 4) == 0) {
- // we are video!
-
- // save the handler
- memcpy(handler_vids, charbuf2, 4);
- kdDebug(7034) << "Video handler: " << handler_vids << "\n";
-
-
- } else if (memcmp(&charbuf1, sig_auds, 4) == 0) {
- // we are audio!
-
- // save the handler
- memcpy(handler_auds, charbuf2, 4);
- kdDebug(7034) << "Audio handler: " << handler_auds << "\n";
-
- // we want strf to get the audio codec
- wantstrf = true;
-
- } else {
- // we are something that we don't understand
-
- }
-
- // do we need to skip ahead any more? (usually yes , contrary to
- // the AVI specs I've read...)
- // note: 48 is 10 * uint32_t + 2*FOURCC; the 10 fields we read above, plus the two character fields
- if (blocksize > 48)
- f.at( f.at() + (blocksize - 48) );
-
- return true;
-}
-
-
-bool KAviPlugin::read_strf(uint32_t blocksize)
-{
- // do we want to do the strf?
- if (wantstrf) {
- // yes. we want the audio codec identifier out of it
-
- // get the 16bit audio codec ID
- dstream >> handler_audio;
- kdDebug(7034) << "Read audio codec ID: " << handler_audio << "\n";
- // skip past the rest of the stuff here for now
- f.at( f.at() + blocksize - 2);
- // we have audio
- done_audio = true;
-
- } else {
- // no, skip the strf
- f.at( f.at() + blocksize );
- }
-
- return true;
-}
-
-
-
-const char * KAviPlugin::resolve_audio(uint16_t id)
-{
- /*
- this really wants to use some sort of KDE global
- list. To avoid bloat for the moment it only does
- a few common codecs
- */
-
- static const char codec_unknown[] = I18N_NOOP("Unknown");
- static const char codec_01[] = "Microsoft PCM";
- static const char codec_02[] = "Microsoft ADPCM";
- static const char codec_50[] = "MPEG";
- static const char codec_55[] = "MP3";
- static const char codec_92[] = "AC3";
- static const char codec_160[] = "WMA1";
- static const char codec_161[] = "WMA2";
- static const char codec_162[] = "WMA3";
- static const char codec_2000[] = "DVM";
- switch (id) {
- case 0x000 : return codec_unknown; break;
- case 0x001 : return codec_01; break;
- case 0x002 : return codec_02; break;
- case 0x050 : return codec_50; break;
- case 0x055 : return codec_55; break;
- case 0x092 : return codec_92; break;
- case 0x160 : return codec_160; break;
- case 0x161 : return codec_161; break;
- case 0x162 : return codec_162; break;
- case 0x2000 : return codec_2000; break;
- default : return codec_unknown;
- }
-
- return NULL;
-}
-
-
-bool KAviPlugin::readInfo( KFileMetaInfo& info, uint /*what*/)
-{
- /***************************************************/
- // prep
-
- memset(handler_vids, 0x00, 5);
- memset(handler_auds, 0x00, 5);
-
-
- /***************************************************/
- // sort out the file
-
- if (f.isOpen())
- f.close();
-
- if ( info.path().isEmpty() ) // remote file
- return false;
-
- f.setName(info.path());
-
- // open file, set up stream and set endianness
- if (!f.open(IO_ReadOnly))
- {
- kdDebug(7034) << "Couldn't open " << TQFile::encodeName(info.path()).data() << endl;
- return false;
- }
- //TQDataStream dstream(&file);
- dstream.setDevice(&f);
-
- dstream.setByteOrder(TQDataStream::LittleEndian);
-
-
- /***************************************************/
- // start reading stuff from it
-
- wantstrf = false;
-
- if (!read_avi()) {
- kdDebug(7034) << "read_avi() failed!" << endl;
- }
-
- /***************************************************/
- // set up our output
-
- if (done_avih) {
-
- KFileMetaInfoGroup group = appendGroup(info, "Technical");
-
- if (0 != avih_microsecperframe) {
- appendItem(group, "Frame rate", int(1000000 / avih_microsecperframe));
- }
- appendItem(group, "Resolution", TQSize(avih_width, avih_height));
-
- // work out and add length
- uint64_t mylength = (uint64_t) ((float) avih_totalframes * (float) avih_microsecperframe / 1000000.0);
- appendItem(group, "Length", int(mylength));
-
-
- if (strlen(handler_vids) > 0)
- appendItem(group, "Video codec", handler_vids);
- else
- appendItem(group, "Video codec", i18n("Unknown"));
-
- if (done_audio)
- appendItem(group, "Audio codec", i18n(resolve_audio(handler_audio)));
- else
- appendItem(group, "Audio codec", i18n("None"));
-
- }
-
- f.close();
- return true;
-}
-
-#include "kfile_avi.moc"