void CompressionTool::extractAndEncodeWAV(const char *outName, Common::File &input, AudioFormat compMode) {
unsigned int length;
char fbuf[2048];
size_t size;
input.seek(-4, SEEK_CUR);
length = input.readUint32LE();
length += 8;
input.seek(-8, SEEK_CUR);
/* Copy the WAV data to a temporary file */
Common::File f(outName, "wb");
while (length > 0) {
size = input.read_noThrow(fbuf, length > sizeof(fbuf) ? sizeof(fbuf) : length);
if (size <= 0)
break;
length -= (int)size;
f.write(fbuf, size);
}
f.close();
/* Convert the WAV temp file to OGG/MP3 */
encodeAudio(outName, false, -1, tempEncoded, compMode);
}
int main(int argc, char *argv[]) {
GtkWidget *main_window, *scroll;
GtkWidget *treeview;
GtkTreeViewColumn *column;
GtkCellRenderer *name_renderer, *size_renderer;
GtkTreeStore *store;
GtkTreeIter categories[14];
GValue value = { 0, };
gint offset;
uint32 res_counts[14];
uint32 res_sizes[14];
int i;
Common::File in;
uint32 index_pos;
uint32 pos, len;
gtk_init(&argc, &argv);
if (argc != 2) {
printf("Usage: %s filename\n", argv[0]);
return EXIT_FAILURE;
}
in.open(argv[1], "rb");
if (!in.isOpen()) {
printf("Couldn't open %s for reading\n", argv[1]);
return EXIT_FAILURE;
}
/* Create the main window, scrollable in both directions */
main_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(main_window), "CLUster Explorer");
gtk_window_set_default_size(GTK_WINDOW(main_window), 400, 400);
g_signal_connect(G_OBJECT(main_window), "destroy", G_CALLBACK(main_window_destroy_cb), NULL);
scroll = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scroll), GTK_SHADOW_ETCHED_IN);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
/* Create the tree view */
for (i = 0; i < ARRAYSIZE(res_counts); i++) {
res_counts[i] = 0;
res_sizes[i] = 0;
}
store = gtk_tree_store_new(N_COLUMNS,
G_TYPE_STRING,
G_TYPE_STRING,
G_TYPE_INT,
G_TYPE_INT,
G_TYPE_INT);
gtk_tree_sortable_set_default_sort_func(GTK_TREE_SORTABLE(store), compare_items, NULL, NULL);
gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(store), GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID, GTK_SORT_ASCENDING);
index_pos = in.readUint32LE();
in.seek(index_pos, SEEK_SET);
for (;;) {
GtkTreeIter iter;
byte type;
gchar *utf8_name;
gchar name[34];
gchar *size;
try {
pos = in.readUint32LE();
len = in.readUint32LE();
} catch (...) {
break;
}
size = make_size(len);
index_pos = in.pos();
in.seek(pos, SEEK_SET);
type = in.readByte();
in.readByte(); /* compType */
in.readUint32LE(); /* compSize */
in.readUint32LE(); /* decompSize */
in.read_noThrow(name, sizeof(name));
/*
* We need to convert from Latin-1 to UTF-8. Otherwise the text
* "CAFÉ" won't be displayed properly.
*/
utf8_name = g_convert(name, -1, "UTF-8", "ISO-8859-1", NULL, NULL, NULL);
if (!res_counts[type]) {
gtk_tree_store_append(store, &categories[type], NULL);
gtk_tree_store_set(store, &categories[type],
NAME_COLUMN, getType(type),
SIZE_COLUMN, "",
TYPE_COLUMN, -1,
POSITION_COLUMN, -1,
LENGTH_COLUMN, -1,
-1);
}
res_counts[type]++;
res_sizes[type] += len;
gtk_tree_store_append(store, &iter, &categories[type]);
gtk_tree_store_set(store, &iter,
NAME_COLUMN, utf8_name,
SIZE_COLUMN, size,
TYPE_COLUMN, type,
POSITION_COLUMN, pos,
LENGTH_COLUMN, len);
in.seek(index_pos, SEEK_SET);
}
in.close();
for (i = 0; i < ARRAYSIZE(res_counts); i++) {
if (res_counts[i]) {
gchar size[80];
sprintf(size, "%s [%d]", make_size(res_sizes[i]), res_counts[i]);
gtk_tree_store_set(store, &categories[i],
SIZE_COLUMN, size,
-1);
}
}
treeview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(treeview), TRUE);
g_signal_connect(G_OBJECT(treeview), "button-press-event", G_CALLBACK(tree_view_button_cb), argv[1]);
/* The view now holds a reference. We can get rid of our own. */
g_object_unref(G_OBJECT(store));
name_renderer = gtk_cell_renderer_text_new();
size_renderer = gtk_cell_renderer_text_new();
g_value_init(&value, G_TYPE_FLOAT);
g_value_set_float(&value, 1.0);
g_object_set_property(G_OBJECT(size_renderer), "xalign", &value);
gtk_tree_view_insert_column_with_attributes(
GTK_TREE_VIEW(treeview), -1, "Name", name_renderer,
"text", NAME_COLUMN,
NULL);
offset = gtk_tree_view_insert_column_with_attributes(
GTK_TREE_VIEW(treeview), -1, "Size", size_renderer,
"text", SIZE_COLUMN,
NULL);
column = gtk_tree_view_get_column(GTK_TREE_VIEW(treeview), offset - 1);
gtk_tree_view_column_set_alignment(column, 1.0);
gtk_container_add(GTK_CONTAINER(scroll), GTK_WIDGET(treeview));
gtk_container_add(GTK_CONTAINER(main_window), scroll);
gtk_widget_show_all(GTK_WIDGET(main_window));
gtk_main();
return EXIT_SUCCESS;
}
bool loadWAVFromStream(Common::File &stream, int &size, int &rate, byte &flags, uint16 *wavType, int *blockAlign_) {
const uint32 initialPos = stream.pos();
byte buf[4+1];
buf[4] = 0;
stream.read_noThrow(buf, 4);
if (memcmp(buf, "RIFF", 4) != 0) {
warning("getWavInfo: No 'RIFF' header");
return false;
}
uint32 wavLength = stream.readUint32LE();
stream.read_noThrow(buf, 4);
if (memcmp(buf, "WAVE", 4) != 0) {
warning("getWavInfo: No 'WAVE' header");
return false;
}
stream.read_noThrow(buf, 4);
if (memcmp(buf, "fmt ", 4) != 0) {
warning("getWavInfo: No 'fmt' header");
return false;
}
uint32 fmtLength = stream.readUint32LE();
if (fmtLength < 16) {
// A valid fmt chunk always contains at least 16 bytes
warning("getWavInfo: 'fmt' header is too short");
return false;
}
// Next comes the "type" field of the fmt header. Some typical
// values for it:
// 1 -> uncompressed PCM
// 17 -> IMA ADPCM compressed WAVE
// See <http://www.saettler.com/RIFFNEW/RIFFNEW.htm> for a more complete
// list of common WAVE compression formats...
uint16 type = stream.readUint16LE(); // == 1 for PCM data
uint16 numChannels = stream.readUint16LE(); // 1 for mono, 2 for stereo
uint32 samplesPerSec = stream.readUint32LE(); // in Hz
uint32 avgBytesPerSec = stream.readUint32LE(); // == SampleRate * NumChannels * BitsPerSample/8
uint16 blockAlign = stream.readUint16LE(); // == NumChannels * BitsPerSample/8
uint16 bitsPerSample = stream.readUint16LE(); // 8, 16 ...
// 8 bit data is unsigned, 16 bit data signed
if (wavType != 0)
*wavType = type;
if (blockAlign_ != 0)
*blockAlign_ = blockAlign;
#if 0
printf("WAVE information:\n");
printf(" total size: %d\n", wavLength);
printf(" fmt size: %d\n", fmtLength);
printf(" type: %d\n", type);
printf(" numChannels: %d\n", numChannels);
printf(" samplesPerSec: %d\n", samplesPerSec);
printf(" avgBytesPerSec: %d\n", avgBytesPerSec);
printf(" blockAlign: %d\n", blockAlign);
printf(" bitsPerSample: %d\n", bitsPerSample);
#endif
if (type != 1 && type != 2 && type != 17) {
warning("getWavInfo: only PCM, MS ADPCM or IMA ADPCM data is supported (type %d)", type);
return false;
}
if (blockAlign != numChannels * bitsPerSample / 8 && type != 2) {
debug(0, "getWavInfo: blockAlign is invalid");
}
if (avgBytesPerSec != samplesPerSec * blockAlign && type != 2) {
debug(0, "getWavInfo: avgBytesPerSec is invalid");
}
// Prepare the return values.
rate = samplesPerSec;
flags = 0;
if (bitsPerSample == 8) // 8 bit data is unsigned
flags |= Audio::Mixer::FLAG_UNSIGNED;
else if (bitsPerSample == 16) // 16 bit data is signed little endian
flags |= (Audio::Mixer::FLAG_16BITS | Audio::Mixer::FLAG_LITTLE_ENDIAN);
else if (bitsPerSample == 4 && type == 17) // MS IMA ADPCM compressed. We decompress it
flags |= (Audio::Mixer::FLAG_16BITS | Audio::Mixer::FLAG_LITTLE_ENDIAN);
else if (bitsPerSample == 4 && type == 2) // MS ADPCM compressed. We decompress it
flags |= (Audio::Mixer::FLAG_16BITS | Audio::Mixer::FLAG_LITTLE_ENDIAN);
else {
warning("getWavInfo: unsupported bitsPerSample %d", bitsPerSample);
return false;
}
if (numChannels == 2)
flags |= Audio::Mixer::FLAG_STEREO;
else if (numChannels != 1) {
warning("getWavInfo: unsupported number of channels %d", numChannels);
return false;
}
// It's almost certainly a WAV file, but we still need to find its
// 'data' chunk.
// Skip over the rest of the fmt chunk.
int offset = fmtLength - 16;
do {
stream.seek(offset, SEEK_CUR);
if (stream.pos() >= int(initialPos + wavLength + 8)) {
warning("getWavInfo: Cannot find 'data' chunk");
return false;
}
stream.read_noThrow(buf, 4);
offset = stream.readUint32LE();
#if 0
printf(" found a '%s' tag of size %d\n", buf, offset);
#endif
} while (memcmp(buf, "data", 4) != 0);
// Stream now points at 'offset' bytes of sample data...
size = offset;
return true;
}
