mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-18 07:47:17 +00:00
Revert "typefind: improved and extended typefinder for module music formats"
This reverts commit 4c79f35c7a.
It causes some MP4 files to be detected as mod files.
This commit is contained in:
Sebastian Dröge
parent
4c79f35c7a
commit
802d734a27
1 changed files with 40 additions and 182 deletions
|
|
@ -3157,165 +3157,58 @@ static void
|
|||
mod_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
const guint8 *data;
|
||||
GstTypeFindProbability probability;
|
||||
const char *mod_type = NULL;
|
||||
|
||||
/* MOD */
|
||||
if ((data = gst_type_find_peek (tf, 1080, 4)) != NULL) {
|
||||
/* Protracker and variants */
|
||||
if ((memcmp (data, "M.K.", 4) == 0) ||
|
||||
(memcmp (data, "M!K!", 4) == 0) ||
|
||||
(memcmp (data, "M&K!", 4) == 0) || (memcmp (data, "N.T.", 4) == 0) ||
|
||||
if ((memcmp (data, "M.K.", 4) == 0) || (memcmp (data, "M!K!", 4) == 0) ||
|
||||
/* Star Tracker */
|
||||
(memcmp (data, "FLT", 3) == 0 && isdigit (data[3])) ||
|
||||
(memcmp (data, "EXO", 3) == 0 && isdigit (data[3])) ||
|
||||
/* Oktalyzer (Amiga) */
|
||||
(memcmp (data, "OKTA", 4) == 0) || (memcmp (data, "OCTA", 4) == 0) ||
|
||||
(memcmp (data, "OKTA", 4) == 0) ||
|
||||
/* Oktalyser (Atari) */
|
||||
(memcmp (data, "CD81", 4) == 0) ||
|
||||
/* Taketracker */
|
||||
(memcmp (data, "TDZ", 3) == 0 && isdigit (data[3])) ||
|
||||
/* Fasttracker */
|
||||
(memcmp (data + 1, "CHN", 3) == 0 && isdigit (data[0])) ||
|
||||
/* Fasttracker or Taketracker */
|
||||
(memcmp (data + 2, "CH", 2) == 0 && isdigit (data[0])
|
||||
&& isdigit (data[1])) || (memcmp (data + 2, "CN", 2) == 0
|
||||
&& isdigit (data[0]) && isdigit (data[1]))) {
|
||||
mod_type = "mod";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
}
|
||||
/* J2B (Jazz Jackrabbit 2) */
|
||||
if ((data = gst_type_find_peek (tf, 0, 8)) != NULL) {
|
||||
if ((memcmp (data, "MUSE\xDE\xAD", 4) == 0) &&
|
||||
((memcmp (data + 6, "\xBE\xEF", 2) == 0) ||
|
||||
(memcmp (data + 6, "\xBA\xBE", 2) == 0))) {
|
||||
mod_type = "j2b";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
}
|
||||
/* AMS (Velvet Studio) */
|
||||
if ((data = gst_type_find_peek (tf, 0, 7)) != NULL) {
|
||||
if (memcmp (data, "AMShdr\x1A", 7) == 0) {
|
||||
mod_type = "velvet-ams";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
}
|
||||
/* AMS (Extreme Tracker) */
|
||||
if ((data = gst_type_find_peek (tf, 0, 9)) != NULL) {
|
||||
if ((memcmp (data, "Extreme", 7) == 0) && (data[8] == 1)) {
|
||||
mod_type = "extreme-ams";
|
||||
probability = GST_TYPE_FIND_LIKELY;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
}
|
||||
/* ULT (Ultratracker) */
|
||||
if ((data = gst_type_find_peek (tf, 0, 14)) != NULL) {
|
||||
if (memcmp (data, "MAS_UTrack_V00", 14) == 0) {
|
||||
mod_type = "ult";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
}
|
||||
/* DIGI (DigiBooster) */
|
||||
if ((data = gst_type_find_peek (tf, 0, 20)) != NULL) {
|
||||
if (memcmp (data, "DIGI Booster module\0", 20) == 0) {
|
||||
mod_type = "digi";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
}
|
||||
/* PTM (PolyTracker) */
|
||||
if ((data = gst_type_find_peek (tf, 0x2C, 4)) != NULL) {
|
||||
if (memcmp (data, "PTMF", 4) == 0) {
|
||||
mod_type = "ptm";
|
||||
probability = GST_TYPE_FIND_LIKELY;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
/* XM */
|
||||
if ((data = gst_type_find_peek (tf, 0, 38)) != NULL) {
|
||||
if (memcmp (data, "Extended Module: ", 17) == 0 && data[37] == 0x1A) {
|
||||
mod_type = "xm";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
/* OKT */
|
||||
if (data || (data = gst_type_find_peek (tf, 0, 8)) != NULL) {
|
||||
if (memcmp (data, "OKTASONG", 8) == 0) {
|
||||
mod_type = "okt";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
/* Various formats with a 4-byte magic ID at the beginning of the file */
|
||||
if (data || (data = gst_type_find_peek (tf, 0, 4)) != NULL) {
|
||||
/* PSM (Protracker Studio PSM) */
|
||||
if (memcmp (data, "PSM", 3)) {
|
||||
unsigned char fbyte = data[3];
|
||||
if ((fbyte == ' ') || (fbyte == 254)) {
|
||||
mod_type = "psm";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
}
|
||||
/* 669 */
|
||||
if ((memcmp (data, "if", 2) == 0) || (memcmp (data, "JN", 2) == 0)) {
|
||||
mod_type = "669";
|
||||
probability = GST_TYPE_FIND_LIKELY;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_LIKELY, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
/* AMF */
|
||||
if (memcmp (data, "AMF", 3) == 0 && data[3] > 10 && data[3] < 14) {
|
||||
mod_type = "dsmi-amf";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
/* IT */
|
||||
if (memcmp (data, "IMPM", 4) == 0) {
|
||||
mod_type = "it";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
/* DBM (DigiBooster Pro) */
|
||||
if (memcmp (data, "DBM0", 4) == 0) {
|
||||
mod_type = "dbm";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
/* MDL (DigiTrakker) */
|
||||
if (memcmp (data, "DMDL", 4) == 0) {
|
||||
mod_type = "mdl";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
/* MT2 (MadTracker 2.0) */
|
||||
if (memcmp (data, "MT20", 4) == 0) {
|
||||
mod_type = "mt2";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
/* DMF (X-Tracker) */
|
||||
if (memcmp (data, "DDMF", 4) == 0) {
|
||||
mod_type = "dmf";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
/* MED */
|
||||
if ((memcmp (data, "MMD0", 4) == 0) || (memcmp (data, "MMD1", 4) == 0)) {
|
||||
mod_type = "med";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
/* MTM */
|
||||
if (memcmp (data, "MTM", 3) == 0) {
|
||||
mod_type = "mtm";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
if ((memcmp (data, "AMF", 3) == 0 && data[3] > 10 && data[3] < 14) ||
|
||||
/* IT */
|
||||
(memcmp (data, "IMPM", 4) == 0) ||
|
||||
/* MED */
|
||||
(memcmp (data, "MMD0", 4) == 0) || (memcmp (data, "MMD1", 4) == 0) ||
|
||||
/* MTM */
|
||||
(memcmp (data, "MTM", 3) == 0)) {
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
/* DSM */
|
||||
if (memcmp (data, "RIFF", 4) == 0) {
|
||||
|
|
@ -3323,33 +3216,23 @@ mod_type_find (GstTypeFind * tf, gpointer unused)
|
|||
|
||||
if (data2) {
|
||||
if (memcmp (data2, "DSMF", 4) == 0) {
|
||||
mod_type = "dsm";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
/* FAR (Farandole) */
|
||||
if (memcmp (data, "FAR\xFE", 4) == 0) {
|
||||
mod_type = "far";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
/* FAM */
|
||||
if (memcmp (data, "FAM\xFE", 4) == 0) {
|
||||
const guint8 *data2 = gst_type_find_peek (tf, 44, 3);
|
||||
|
||||
if (data2) {
|
||||
if (memcmp (data2, "compare", 3) == 0) {
|
||||
mod_type = "fam";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
/* otherwise do not suggest anything */
|
||||
} else {
|
||||
mod_type = "fam";
|
||||
probability = GST_TYPE_FIND_LIKELY;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_LIKELY, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
/* GDM */
|
||||
|
|
@ -3358,40 +3241,27 @@ mod_type_find (GstTypeFind * tf, gpointer unused)
|
|||
|
||||
if (data2) {
|
||||
if (memcmp (data2, "GMFS", 4) == 0) {
|
||||
mod_type = "gdm";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
/* otherwise do not suggest anything */
|
||||
} else {
|
||||
mod_type = "gdm";
|
||||
probability = GST_TYPE_FIND_LIKELY;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_LIKELY, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
/* FAR (Farandole) (secondary detection) */
|
||||
if ((data = gst_type_find_peek (tf, 44, 3)) != NULL) {
|
||||
if (memcmp (data, "\x0D\x0A\x1A", 3) == 0) {
|
||||
mod_type = "far";
|
||||
probability = GST_TYPE_FIND_POSSIBLE;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
}
|
||||
/* IMF */
|
||||
if ((data = gst_type_find_peek (tf, 60, 4)) != NULL) {
|
||||
if (memcmp (data, "IM10", 4) == 0) {
|
||||
mod_type = "imf";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
/* S3M */
|
||||
if ((data = gst_type_find_peek (tf, 44, 4)) != NULL) {
|
||||
if (memcmp (data, "SCRM", 4) == 0) {
|
||||
mod_type = "s3m";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
/* STM */
|
||||
|
|
@ -3404,30 +3274,18 @@ mod_type_find (GstTypeFind * tf, gpointer unused)
|
|||
return;
|
||||
if ((stmtype = gst_type_find_peek (tf, 29, 1)) == NULL)
|
||||
return;
|
||||
if (*id == 0x1A && *stmtype == 2) {
|
||||
mod_type = "stm";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
}
|
||||
if (*id == 0x1A && *stmtype == 2)
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
/* AMF */
|
||||
if ((data = gst_type_find_peek (tf, 0, 19)) != NULL) {
|
||||
if (memcmp (data, "ASYLUM Music Format", 19) == 0) {
|
||||
mod_type = "asylum-amf";
|
||||
probability = GST_TYPE_FIND_MAXIMUM;
|
||||
goto suggest_audio_mod_caps;
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, MOD_CAPS);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
suggest_audio_mod_caps:
|
||||
if (mod_type != NULL) {
|
||||
GstCaps *caps = gst_caps_new_simple ("audio/x-mod",
|
||||
"type", G_TYPE_STRING, mod_type, NULL);
|
||||
|
||||
gst_type_find_suggest (tf, probability, caps);
|
||||
gst_caps_unref (caps);
|
||||
}
|
||||
}
|
||||
|
||||
/*** application/x-shockwave-flash ***/
|
||||
|
|
@ -5315,8 +5173,8 @@ plugin_init (GstPlugin * plugin)
|
|||
TYPE_FIND_REGISTER (plugin, "audio/x-ttafile", GST_RANK_PRIMARY,
|
||||
tta_type_find, "tta", TTA_CAPS, NULL, NULL);
|
||||
TYPE_FIND_REGISTER (plugin, "audio/x-mod", GST_RANK_SECONDARY, mod_type_find,
|
||||
"669,amf,ams,dbm,digi,dmf,dsm,gdm,far,imf,it,j2b,mdl,med,mod,mt2,mtm,"
|
||||
"okt,psm,ptm,sam,s3m,stm,stx,ult,xm", MOD_CAPS, NULL, NULL);
|
||||
"669,amf,dsm,gdm,far,imf,it,med,mod,mtm,okt,sam,s3m,stm,stx,ult,xm",
|
||||
MOD_CAPS, NULL, NULL);
|
||||
TYPE_FIND_REGISTER (plugin, "audio/mpeg", GST_RANK_PRIMARY, mp3_type_find,
|
||||
"mp3,mp2,mp1,mpga", MP3_CAPS, NULL, NULL);
|
||||
TYPE_FIND_REGISTER (plugin, "audio/x-ac3", GST_RANK_PRIMARY, ac3_type_find,
|
||||
|
|
|
|||
Loading…
Reference in a new issue