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gstreamer/gst/typefind/gsttypefindfunctionsstartwith.c
Edward Hervey 030ccaedb5 typefind: Fix debug category usage 
Only register it in one place and use it everywhere from the header. Also make
sure it doesn't clash with the debug category from core.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/merge_requests/972>
2020-12-11 14:06:30 +01:00

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/* GStreamer
* Copyright (C) 2003 Benjamin Otte <in7y118@public.uni-hamburg.de>
* Copyright (C) 2005-2009 Tim-Philipp Müller <tim centricular net>
* Copyright (C) 2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
* Copyright (C) 2020 Huawei Technologies Co., Ltd.
* @Author: Stéphane Cerveau <scerveau@collabora.com>
*
* gsttypefindfunctionsstartwith.c: collection of various typefind functions
* using the start with pattern
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include "gsttypefindfunctionsplugin.h"
#include "gsttypefindfunctionsdata.h"
static void
start_with_type_find (GstTypeFind * tf, gpointer private)
{
GstTypeFindData *start_with = (GstTypeFindData *) private;
const guint8 *data;
GST_LOG ("trying to find mime type %s with the first %u bytes of data",
gst_structure_get_name (gst_caps_get_structure (start_with->caps, 0)),
start_with->size);
data = gst_type_find_peek (tf, 0, start_with->size);
if (data && memcmp (data, start_with->data, start_with->size) == 0) {
gst_type_find_suggest (tf, start_with->probability, start_with->caps);
}
}
#define TYPE_FIND_REGISTER_START_WITH_DEFINE(typefind_name, name, rank, ext, _data, _size, _probability)\
G_BEGIN_DECLS \
static gboolean \
G_PASTE(_private_type_find_start_with_, typefind_name) (GstPlugin * plugin) \
{ \
GstTypeFindData *sw_data = g_slice_new (GstTypeFindData); \
sw_data->data = (const guint8 *)_data; \
sw_data->size = _size; \
sw_data->probability = _probability; \
sw_data->caps = gst_caps_new_empty_simple (name); \
if (!gst_type_find_register (plugin, name, rank, start_with_type_find,\
ext, sw_data->caps, sw_data, \
(GDestroyNotify) (sw_data_destroy))) { \
sw_data_destroy (sw_data); \
return FALSE; \
} \
return TRUE; \
}\
GST_TYPE_FIND_REGISTER_DEFINE_CUSTOM (typefind_name, G_PASTE(_private_type_find_start_with_, typefind_name)); \
G_END_DECLS
/*'Start with' type find definition */
TYPE_FIND_REGISTER_START_WITH_DEFINE (asf, "video/x-ms-asf",
GST_RANK_SECONDARY, "asf,wm,wma,wmv",
"\060\046\262\165\216\146\317\021\246\331\000\252\000\142\316\154", 16,
GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (vcd, "video/x-vcd", GST_RANK_PRIMARY,
"dat", "\000\377\377\377\377\377\377\377\377\377\377\000", 12,
GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (imelody, "audio/x-imelody",
GST_RANK_PRIMARY, "imy,ime,imelody", "BEGIN:IMELODY", 13,
GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (scc, "application/x-scc",
GST_RANK_PRIMARY, "scc", "Scenarist_SCC V1.0", 18, GST_TYPE_FIND_MAXIMUM);
#if 0
TYPE_FIND_REGISTER_START_WITH_DEFINE (smoke, "video/x-smoke",
GST_RANK_PRIMARY, NULL, "\x80smoke\x00\x01\x00", 6, GST_TYPE_FIND_MAXIMUM);
#endif
TYPE_FIND_REGISTER_START_WITH_DEFINE (rmf, "application/vnd.rn-realmedia",
GST_RANK_SECONDARY, "ra,ram,rm,rmvb", ".RMF", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (ram, "application/x-pn-realaudio",
GST_RANK_SECONDARY, "ra,ram,rm,rmvb", ".ra\375", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (flv, "video/x-flv",
GST_RANK_SECONDARY, "flv", "FLV", 3, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (nist, "audio/x-nist",
GST_RANK_SECONDARY, "nist", "NIST", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (voc, "audio/x-voc",
GST_RANK_SECONDARY, "voc", "Creative", 8, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (w64, "audio/x-w64",
GST_RANK_SECONDARY, "w64", "riff", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (rf64, "audio/x-rf64",
GST_RANK_PRIMARY, "rf64", "RF64", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (gif, "image/gif", GST_RANK_PRIMARY,
"gif", "GIF8", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (png, "image/png",
GST_RANK_PRIMARY + 14, "png", "\211PNG\015\012\032\012", 8,
GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (mve, "video/x-mve",
GST_RANK_SECONDARY, "mve",
"Interplay MVE File\032\000\032\000\000\001\063\021", 26,
GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (amr, "audio/x-amr-nb-sh",
GST_RANK_PRIMARY, "amr", "#!AMR", 5, GST_TYPE_FIND_LIKELY);
TYPE_FIND_REGISTER_START_WITH_DEFINE (amr_wb, "audio/x-amr-wb-sh",
GST_RANK_PRIMARY, "amr", "#!AMR-WB", 7, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (sid, "audio/x-sid", GST_RANK_MARGINAL,
"sid", "PSID", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (xcf, "image/x-xcf",
GST_RANK_SECONDARY, "xcf", "gimp xcf", 8, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (mng, "video/x-mng",
GST_RANK_SECONDARY, "mng", "\212MNG\015\012\032\012", 8,
GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (jng, "image/x-jng",
GST_RANK_SECONDARY, "jng", "\213JNG\015\012\032\012", 8,
GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (xpm, "image/x-xpixmap",
GST_RANK_SECONDARY, "xpm", "/* XPM */", 9, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (ras, "image/x-sun-raster",
GST_RANK_SECONDARY, "ras", "\131\246\152\225", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (bz2, "application/x-bzip",
GST_RANK_SECONDARY, "bz2", "BZh", 3, GST_TYPE_FIND_LIKELY);
TYPE_FIND_REGISTER_START_WITH_DEFINE (gz, "application/x-gzip",
GST_RANK_SECONDARY, "gz", "\037\213", 2, GST_TYPE_FIND_LIKELY);
TYPE_FIND_REGISTER_START_WITH_DEFINE (zip, "application/zip",
GST_RANK_SECONDARY, "zip", "PK\003\004", 4, GST_TYPE_FIND_LIKELY);
TYPE_FIND_REGISTER_START_WITH_DEFINE (z, "application/x-compress",
GST_RANK_SECONDARY, "Z", "\037\235", 2, GST_TYPE_FIND_LIKELY);
TYPE_FIND_REGISTER_START_WITH_DEFINE (elf, "application/x-executable",
GST_RANK_MARGINAL, NULL, "\177ELF", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (spc, "audio/x-spc",
GST_RANK_SECONDARY, "spc", "SNES-SPC700 Sound File Data", 27,
GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (caf, "audio/x-caf",
GST_RANK_SECONDARY, "caf", "caff\000\001", 6, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (rar, "application/x-rar",
GST_RANK_SECONDARY, "rar", "Rar!", 4, GST_TYPE_FIND_LIKELY);
TYPE_FIND_REGISTER_START_WITH_DEFINE (nsf, "audio/x-nsf",
GST_RANK_SECONDARY, "nsf", "NESM\x1a", 5, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (gym, "audio/x-gym",
GST_RANK_SECONDARY, "gym", "GYMX", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (ay, "audio/x-ay", GST_RANK_SECONDARY,
"ay", "ZXAYEMUL", 8, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (gbs, "audio/x-gbs",
GST_RANK_SECONDARY, "gbs", "GBS\x01", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (vgm, "audio/x-vgm",
GST_RANK_SECONDARY, "vgm", "Vgm\x20", 4, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (sap, "audio/x-sap",
GST_RANK_SECONDARY, "sap", "SAP\x0d\x0a" "AUTHOR\x20", 12,
GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (ivf, "video/x-ivf",
GST_RANK_SECONDARY, "ivf", "DKIF", 4, GST_TYPE_FIND_NEARLY_CERTAIN);
TYPE_FIND_REGISTER_START_WITH_DEFINE (kss, "audio/x-kss",
GST_RANK_SECONDARY, "kss", "KSSX\0", 5, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (pdf, "application/pdf",
GST_RANK_SECONDARY, "pdf", "%PDF-", 5, GST_TYPE_FIND_LIKELY);
TYPE_FIND_REGISTER_START_WITH_DEFINE (doc, "application/msword",
GST_RANK_SECONDARY, "doc", "\320\317\021\340\241\261\032\341", 8,
GST_TYPE_FIND_LIKELY);
/* Mac OS X .DS_Store files tend to be taken for video/mpeg */
TYPE_FIND_REGISTER_START_WITH_DEFINE (ds_store, "application/octet-stream",
GST_RANK_SECONDARY, "DS_Store", "\000\000\000\001Bud1", 8,
GST_TYPE_FIND_LIKELY);
TYPE_FIND_REGISTER_START_WITH_DEFINE (psd, "image/vnd.adobe.photoshop",
GST_RANK_SECONDARY, "psd", "8BPS\000\001\000\000\000\000", 10,
GST_TYPE_FIND_LIKELY);
TYPE_FIND_REGISTER_START_WITH_DEFINE (xi, "audio/x-xi", GST_RANK_SECONDARY,
"xi", "Extended Instrument: ", 21, GST_TYPE_FIND_MAXIMUM);
TYPE_FIND_REGISTER_START_WITH_DEFINE (dmp, "audio/x-tap-dmp",
GST_RANK_SECONDARY, "dmp", "DC2N-TAP-RAW", 12, GST_TYPE_FIND_LIKELY);
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