wav support, better mp3 length handling using .cue

git-svn-id: file:///home/notaz/opt/svn/PicoDrive@436 be3aeb3a-fb24-0410-a615-afba39da0efa

Pico/cd/cd_file.c

@@ -105,7 +105,7 @@ PICO_INTERNAL int Load_CD_Image(const char *cd_img_name, cd_img_type type)
 	Tracks[0].MSF.S = 2; // seconds
 	Tracks[0].MSF.F = 0; // frames
 
-	elprintf(EL_STATUS, "Track  0: %02d:%02d:%02d %9i DATA",
+	elprintf(EL_STATUS, "Track  1: %02d:%02d:%02d %9i DATA",
 		Tracks[0].MSF.M, Tracks[0].MSF.S, Tracks[0].MSF.F, Tracks[0].Length);
 
 	Cur_LBA = Tracks[0].Length = cd_img_sectors;
@@ -130,12 +130,24 @@ PICO_INTERNAL int Load_CD_Image(const char *cd_img_name, cd_img_type type)
 				Tracks[index].ftype = cue_data->tracks[num_track].type;
 				if (cue_data->tracks[num_track].fname != NULL)
 				{
-					Tracks[index].F = pm_open(cue_data->tracks[num_track].fname);
+					pm_file *pmfn = pm_open(cue_data->tracks[num_track].fname);
+					if (pmfn != NULL)
+					{
+						// addume raw, ignore header for wav..
+						Tracks[index].F = pmfn;
+						Tracks[index].Length = pmfn->size / 2352;
+						Tracks[index].Offset = cue_data->tracks[num_track].sector_offset;
+					}
+					else
+					{
 						elprintf(EL_STATUS, "track %2i (%s): can't determine length",
-						cue_data->tracks[num_track].fname);
+							num_track, cue_data->tracks[num_track].fname);
 						Tracks[index].Length = 2*75;
 						Tracks[index].Offset = 0;
-				} else {
+					}
+				}
+				else
+				{
 					if (num_track < cue_data->track_count)
 						Tracks[index].Length = cue_data->tracks[num_track+1].sector_offset -
 							cue_data->tracks[num_track].sector_offset;
@@ -145,10 +157,14 @@ PICO_INTERNAL int Load_CD_Image(const char *cd_img_name, cd_img_type type)
 				}
 			}
 
+			if (cue_data->tracks[num_track].sector_xlength != 0)
+				// overriden by custom cue command
+				Tracks[index].Length = cue_data->tracks[num_track].sector_xlength;
+
 			LBA_to_MSF(Cur_LBA, &Tracks[index].MSF);
 			Cur_LBA += Tracks[index].Length;
 
-			elprintf(EL_STATUS, "Track %2i: %02d:%02d:%02d %9i AUDIO - %s", index, Tracks[index].MSF.M,
+			elprintf(EL_STATUS, "Track %2i: %02d:%02d:%02d %9i AUDIO - %s", num_track, Tracks[index].MSF.M,
 				Tracks[index].MSF.S, Tracks[index].MSF.F, Tracks[index].Length,
 				cue_data->tracks[num_track].fname);
 		}
@@ -188,7 +204,7 @@ PICO_INTERNAL int Load_CD_Image(const char *cd_img_name, cd_img_type type)
 				LBA_to_MSF(Cur_LBA, &Tracks[index].MSF);
 				Cur_LBA += Tracks[index].Length;
 
-				elprintf(EL_STATUS, "Track %2i: %02d:%02d:%02d %9i AUDIO - %s", index, Tracks[index].MSF.M,
+				elprintf(EL_STATUS, "Track %2i: %02d:%02d:%02d %9i AUDIO - %s", num_track, Tracks[index].MSF.M,
 					Tracks[index].MSF.S, Tracks[index].MSF.F, Tracks[index].Length, tmp_name);
 
 				num_track++;

Pico/cd/cue.c

@@ -86,9 +86,7 @@ cue_data_t *cue_parse(const char *fname)
 
 		mystrip(buff);
 		if (buff[0] == 0) continue;
-		if      (BEGINS(buff, "REM"))
+		if      (BEGINS(buff, "TITLE ") || BEGINS(buff, "PERFORMER ") || BEGINS(buff, "SONGWRITER "))
-			continue;
-		else if (BEGINS(buff, "TITLE ") || BEGINS(buff, "PERFORMER ") || BEGINS(buff, "SONGWRITER "))
 			continue;	/* who would put those here? Ignore! */
 		else if (BEGINS(buff, "FILE "))
 		{
@@ -199,6 +197,16 @@ cue_data_t *cue_parse(const char *fname)
 			else
 				pending_pregap = m*60*75 + s*75 + f;
 		}
+		else if (BEGINS(buff, "REM LENGTH ")) // custom "extension"
+		{
+			int m, s, f;
+			get_token(buff+11, buff2, sizeof(buff2));
+			ret = sscanf(buff2, "%d:%d:%d", &m, &s, &f);
+			if (ret != 3) continue;
+			data->tracks[count].sector_xlength = m*60*75 + s*75 + f;
+		}
+		else if (BEGINS(buff, "REM"))
+			continue;
 		else
 		{
 			elprintf(EL_STATUS, "cue: unhandled line: \"%s\"", buff);

Pico/cd/cue.h

@@ -13,6 +13,7 @@ typedef struct
 	char *fname;
 	int pregap;		/* pregap for current track */
 	int sector_offset;	/* in current file */
+	int sector_xlength;
 	cue_track_type type;
 } cue_track;
 

Pico/sound/sound.c

@@ -278,6 +278,11 @@ PICO_INTERNAL void cdda_start_play(void)
   cdda_stream = Pico_mcd->TOC.Tracks[i].F;
   PicoCDBufferFlush(); // buffering relies on fp not being touched
   pm_seek(cdda_stream, lba_offset * 2352, SEEK_SET);
+  if (Pico_mcd->TOC.Tracks[i].ftype == TYPE_WAV)
+  {
+    // skip headers, assume it's 44kHz stereo uncompressed
+    pm_seek(cdda_stream, 44, SEEK_CUR);
+  }
 }
 
 

platform/base_readme.txt

@@ -81,10 +81,14 @@ EU: eu_mcd1_9210.bin eu_mcd2_9303.bin eu_mcd2_9306.bin
 JP: jp_mcd1_9112.bin jp_mcd1_9111.bin
 these files can also be zipped.
 
-The game must be dumped to ISO format, but BIN can be used too. If you want
+The game must be dumped to ISO format, but CUE/BIN can be used too. When using
-CD music, you must use ISO+mp3 files. Audio from BIN files won't be read at
+CUE/BIN, you must load .cue file from the menu, or else the emu will not find
-all. Also BIN files are usually larger, so it's better to use ISO. ISO+mp3
+audio tracks.
-files can be named similarly as for other emus.
+CUE/BIN usually takes a lot of space, so it can be converted to cue/cso/mp3 by
+using bin_to_cso_mp3 tool, which is included with the emulator. See readme in
+the bin_to_cso_mp3/ directory for details.
+
+ISO+mp3 files can be named similarly as for other emus.
 Here are some examples:
 
 SonicCD.iso             data track
@@ -649,6 +653,11 @@ Additional thanks
 
 Changelog
 ---------
+1.4x
+  + Added proper support for cue/bin images, including cdda playback.
+    .cue sheets with iso/cso/mp3/wav files listed in them are also supported.
+  * Fixed a crash of games using eeprom (introduced in 1.40b).
+
 1.40c
   * Fixed a problem with sound in Marble Madness.
   * GP2X: Fixed minor problem with key config.