Changeset 147 for libmpc/branches/r2d/mppenc/mppenc.c

Timestamp:

11/20/06 19:53:36 (17 years ago)

Author:

r2d

Message:

• added a first version of the seek table for sv8

File:

• libmpc/branches/r2d/mppenc/mppenc.c (modified) (4 diffs)

libmpc/branches/r2d/mppenc/mppenc.c

@@ -1631 +1631 @@
 
         e.MS_Channelmode = m.MS_Channelmode;
-//     e.BufferedBits     = 0;
         writeMagic(&e);
         writeStreamInfo ( &e, m.Max_Band, m.MS_Channelmode > 0, SamplesInWAVE,
@@ -1641 +1640 @@
                                           MPPENC_IMPLEMENT, MPPENC_BUILD);
         writeBlock(&e, "EI", FALSE);
+        e.seek_ref = ftell(e.outputFile);
+        writeBits (&e, 0, 32); // jump 32 bits for seek table pointer
+        writeBlock(&e, "ST", FALSE); // reserve space for pointer
+
 
     // initialize timer
@@ -1722 +1725 @@
         }
 
-        // for backwards-compatibility with older decoders write the 11 bit for
-        // reconstruction of exact filelength before the very last frame
-
         memmove ( Main.L, Main.L + BLOCK, CENTER * sizeof(float) );
         memmove ( Main.R, Main.R + BLOCK, CENTER * sizeof(float) );
@@ -1743 +1743 @@
 
     // write the last incomplete block
+        e.seek_table[e.seek_pos] = ftell(e.outputFile);
+        e.seek_pos++;
         writeBlock(&e, "AD", FALSE);
+        writeSeekTable(&e);
+        writeBlock(&e, "ST", FALSE); // write seek table block
         writeBlock(&e, "SE", FALSE); // write end of stream block
     ShowProgress (&m, SamplesInWAVE, SamplesInWAVE, e.outputBits );