mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2025-01-17 21:06:17 +00:00
typefindfunctions: backport some const-ifications from 0.11 branch
To keep code identical as much as possible between the two branches, for easier merging.
This commit is contained in:
Tim-Philipp Müller
parent
bfb33e09a9
commit
09e06add66
1 changed files with 78 additions and 75 deletions
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@ -45,6 +45,10 @@
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GST_DEBUG_CATEGORY_STATIC (type_find_debug);
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#define GST_CAT_DEFAULT type_find_debug
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/* so our code stays ready for 0.11 */
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#define gst_type_find_peek(tf,off,len) \
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((const guint8 *)gst_type_find_peek((tf),(off),(len)))
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/* DataScanCtx: helper for typefind functions that scan through data
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* step-by-step, to avoid doing a peek at each and every offset */
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@ -130,7 +134,7 @@ static gboolean
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utf8_type_find_have_valid_utf8_at_offset (GstTypeFind * tf, guint64 offset,
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GstTypeFindProbability * prob)
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{
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guint8 *data;
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const guint8 *data;
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/* randomly decided values */
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guint min_size = 16; /* minimum size */
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@ -222,7 +226,7 @@ static GstStaticCaps uri_caps = GST_STATIC_CAPS ("text/uri-list");
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static void
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uri_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, BUFFER_SIZE);
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const guint8 *data = gst_type_find_peek (tf, 0, BUFFER_SIZE);
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guint pos = 0;
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guint offset = 0;
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@ -322,7 +326,7 @@ xml_check_first_element (GstTypeFind * tf, const gchar * element, guint elen,
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gboolean strict)
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{
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gboolean got_xmldec;
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guint8 *data;
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const guint8 *data;
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guint offset = 0;
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guint pos = 0;
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@ -386,7 +390,7 @@ static GstStaticCaps sdp_caps = GST_STATIC_CAPS ("application/sdp");
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static gboolean
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sdp_check_header (GstTypeFind * tf)
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{
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guint8 *data;
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const guint8 *data;
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data = gst_type_find_peek (tf, 0, 5);
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if (!data)
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@ -433,9 +437,9 @@ static GstStaticCaps html_caps = GST_STATIC_CAPS ("text/html");
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static void
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html_type_find (GstTypeFind * tf, gpointer unused)
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{
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gchar *d, *data;
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const gchar *d, *data;
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data = (gchar *) gst_type_find_peek (tf, 0, 16);
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data = (const gchar *) gst_type_find_peek (tf, 0, 16);
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if (!data)
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return;
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@ -444,7 +448,7 @@ html_type_find (GstTypeFind * tf, gpointer unused)
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} else if (xml_check_first_element (tf, "html", 4, FALSE)) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, HTML_CAPS);
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} else if ((d = memchr (data, '<', 16))) {
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data = (gchar *) gst_type_find_peek (tf, d - data, 6);
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data = (const gchar *) gst_type_find_peek (tf, d - data, 6);
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if (data && g_ascii_strncasecmp (data, "<html>", 6) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, HTML_CAPS);
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}
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@ -459,7 +463,7 @@ static GstStaticCaps mid_caps = GST_STATIC_CAPS ("audio/midi");
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static void
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mid_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 4);
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const guint8 *data = gst_type_find_peek (tf, 0, 4);
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/* http://jedi.ks.uiuc.edu/~johns/links/music/midifile.html */
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if (data && data[0] == 'M' && data[1] == 'T' && data[2] == 'h'
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@ -475,7 +479,7 @@ static GstStaticCaps mxmf_caps = GST_STATIC_CAPS ("audio/mobile-xmf");
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static void
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mxmf_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = NULL;
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const guint8 *data = NULL;
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/* Search FileId "XMF_" 4 bytes */
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data = gst_type_find_peek (tf, 0, 4);
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@ -503,7 +507,7 @@ static GstStaticCaps flx_caps = GST_STATIC_CAPS ("video/x-fli");
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static void
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flx_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 134);
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const guint8 *data = gst_type_find_peek (tf, 0, 134);
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if (data) {
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/* check magic and the frame type of the first frame */
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@ -534,7 +538,7 @@ static GstStaticCaps id3_caps = GST_STATIC_CAPS ("application/x-id3");
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static void
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id3v2_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 10);
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const guint8 *data = gst_type_find_peek (tf, 0, 10);
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if (data && memcmp (data, "ID3", 3) == 0 &&
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data[3] != 0xFF && data[4] != 0xFF &&
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@ -547,7 +551,7 @@ id3v2_type_find (GstTypeFind * tf, gpointer unused)
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static void
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id3v1_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, -128, 3);
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const guint8 *data = gst_type_find_peek (tf, -128, 3);
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if (data && memcmp (data, "TAG", 3) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, ID3_CAPS);
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@ -562,7 +566,7 @@ static GstStaticCaps apetag_caps = GST_STATIC_CAPS ("application/x-apetag");
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static void
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apetag_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data;
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const guint8 *data;
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/* APEv1/2 at start of file */
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data = gst_type_find_peek (tf, 0, 8);
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@ -587,7 +591,7 @@ static GstStaticCaps tta_caps = GST_STATIC_CAPS ("audio/x-ttafile");
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static void
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tta_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 3);
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const guint8 *data = gst_type_find_peek (tf, 0, 3);
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if (data) {
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if (memcmp (data, "TTA", 3) == 0) {
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@ -985,8 +989,8 @@ static void
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mp3_type_find_at_offset (GstTypeFind * tf, guint64 start_off,
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guint * found_layer, GstTypeFindProbability * found_prob)
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{
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guint8 *data = NULL;
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guint8 *data_end = NULL;
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const guint8 *data = NULL;
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const guint8 *data_end = NULL;
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guint size;
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guint64 skipped;
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gint last_free_offset = -1;
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@ -1010,7 +1014,7 @@ mp3_type_find_at_offset (GstTypeFind * tf, guint64 start_off,
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data_end = data + size;
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}
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if (*data == 0xFF) {
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guint8 *head_data = NULL;
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const guint8 *head_data = NULL;
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guint layer = 0, bitrate, samplerate, channels;
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guint found = 0; /* number of valid headers found */
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guint64 offset = skipped;
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@ -1128,7 +1132,7 @@ static void
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mp3_type_find (GstTypeFind * tf, gpointer unused)
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{
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GstTypeFindProbability prob, mid_prob;
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guint8 *data;
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const guint8 *data;
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guint layer, mid_layer;
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guint64 length;
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@ -1198,7 +1202,7 @@ GST_STATIC_CAPS ("audio/x-musepack, streamversion= (int) { 7, 8 }");
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static void
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musepack_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 4);
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const guint8 *data = gst_type_find_peek (tf, 0, 4);
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GstTypeFindProbability prop = GST_TYPE_FIND_MINIMUM;
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gint streamversion = -1;
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@ -1520,7 +1524,7 @@ wavpack_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint64 offset;
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guint32 blocksize;
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guint8 *data;
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const guint8 *data;
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data = gst_type_find_peek (tf, 0, 32);
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if (!data)
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@ -1583,7 +1587,7 @@ GST_STATIC_CAPS ("application/postscript");
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static void
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postscript_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 3);
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const guint8 *data = gst_type_find_peek (tf, 0, 3);
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if (!data)
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return;
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@ -1633,8 +1637,8 @@ GST_STATIC_CAPS ("multipart/x-mixed-replace");
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static void
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multipart_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data;
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guint8 *x;
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const guint8 *data;
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const guint8 *x;
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#define MULTIPART_MAX_BOUNDARY_OFFSET 16
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data = gst_type_find_peek (tf, 0, MULTIPART_MAX_BOUNDARY_OFFSET);
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@ -1743,7 +1747,7 @@ mpeg_sys_is_valid_pack (GstTypeFind * tf, const guint8 * data, guint len,
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}
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static gboolean
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mpeg_sys_is_valid_pes (GstTypeFind * tf, guint8 * data, guint len,
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mpeg_sys_is_valid_pes (GstTypeFind * tf, const guint8 * data, guint len,
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guint * pack_size)
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{
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guint pes_packet_len;
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@ -1771,7 +1775,7 @@ mpeg_sys_is_valid_pes (GstTypeFind * tf, guint8 * data, guint len,
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}
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static gboolean
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mpeg_sys_is_valid_sys (GstTypeFind * tf, guint8 * data, guint len,
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mpeg_sys_is_valid_sys (GstTypeFind * tf, const guint8 * data, guint len,
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guint * pack_size)
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{
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guint sys_hdr_len;
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@ -1812,7 +1816,7 @@ mpeg_sys_is_valid_sys (GstTypeFind * tf, guint8 * data, guint len,
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static void
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mpeg_sys_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data, *data0, *first_sync, *end;
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const guint8 *data, *data0, *first_sync, *end;
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gint mpegversion = 0;
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guint pack_headers = 0;
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guint pes_headers = 0;
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@ -1953,7 +1957,7 @@ mpeg_ts_probe_headers (GstTypeFind * tf, guint64 offset, gint packet_size)
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{
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/* We always enter this function having found at least one header already */
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gint found = 1;
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guint8 *data = NULL;
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const guint8 *data = NULL;
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GST_LOG ("looking for mpeg-ts packets of size %u", packet_size);
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while (found < GST_MPEGTS_TYPEFIND_MAX_HEADERS) {
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@ -1978,8 +1982,7 @@ mpeg_ts_type_find (GstTypeFind * tf, gpointer unused)
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/* TS packet sizes to test: normal, DVHS packet size and
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* FEC with 16 or 20 byte codes packet size. */
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const gint pack_sizes[] = { 188, 192, 204, 208 };
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guint8 *data = NULL;
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const guint8 *data = NULL;
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guint size = 0;
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guint64 skipped = 0;
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@ -2414,7 +2417,7 @@ static GstStaticCaps aiff_caps = GST_STATIC_CAPS ("audio/x-aiff");
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static void
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aiff_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 4);
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const guint8 *data = gst_type_find_peek (tf, 0, 4);
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if (data && memcmp (data, "FORM", 4) == 0) {
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data += 8;
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@ -2431,7 +2434,7 @@ static GstStaticCaps svx_caps = GST_STATIC_CAPS ("audio/x-svx");
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static void
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svx_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 4);
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const guint8 *data = gst_type_find_peek (tf, 0, 4);
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if (data && memcmp (data, "FORM", 4) == 0) {
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data += 8;
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@ -2448,7 +2451,7 @@ static GstStaticCaps shn_caps = GST_STATIC_CAPS ("audio/x-shorten");
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static void
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shn_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 4);
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const guint8 *data = gst_type_find_peek (tf, 0, 4);
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if (data && memcmp (data, "ajkg", 4) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, SHN_CAPS);
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@ -2467,7 +2470,7 @@ static GstStaticCaps ape_caps = GST_STATIC_CAPS ("application/x-ape");
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static void
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ape_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 0, 4);
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const guint8 *data = gst_type_find_peek (tf, 0, 4);
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if (data && memcmp (data, "MAC ", 4) == 0) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_LIKELY + 10, APE_CAPS);
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@ -2484,7 +2487,7 @@ static GstStaticCaps m4a_caps = GST_STATIC_CAPS ("audio/x-m4a");
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static void
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m4a_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data = gst_type_find_peek (tf, 4, 8);
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const guint8 *data = gst_type_find_peek (tf, 4, 8);
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if (data && (memcmp (data, "ftypM4A ", 8) == 0)) {
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gst_type_find_suggest (tf, GST_TYPE_FIND_MAXIMUM, M4A_CAPS);
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@ -2521,7 +2524,7 @@ q3gp_type_find (GstTypeFind * tf, gpointer unused)
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const gchar *profile;
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guint32 ftyp_size = 0;
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gint offset = 0;
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guint8 *data = NULL;
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const guint8 *data = NULL;
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if ((data = gst_type_find_peek (tf, 0, 12)) == NULL) {
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return;
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@ -2571,7 +2574,7 @@ static GstStaticCaps jp2_caps = GST_STATIC_CAPS ("image/jp2");
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static void
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jp2_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data;
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const guint8 *data;
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data = gst_type_find_peek (tf, 0, 24);
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if (!data)
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@ -2602,7 +2605,7 @@ static GstStaticCaps qt_caps = GST_STATIC_CAPS ("video/quicktime");
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static void
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qt_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data;
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const guint8 *data;
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guint tip = 0;
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guint64 offset = 0;
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guint64 size;
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@ -2669,7 +2672,7 @@ qt_type_find (GstTypeFind * tf, gpointer unused)
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}
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}
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if (size == 1) {
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guint8 *sizedata;
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const guint8 *sizedata;
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sizedata = gst_type_find_peek (tf, offset + 8, 8);
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if (sizedata == NULL)
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@ -2765,7 +2768,7 @@ static GstStaticCaps mod_caps = GST_STATIC_CAPS ("audio/x-mod");
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static void
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mod_type_find (GstTypeFind * tf, gpointer unused)
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{
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guint8 *data;
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const guint8 *data;
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/* MOD */
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if ((data = gst_type_find_peek (tf, 1080, 4)) != NULL) {
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@ -2821,7 +2824,7 @@ mod_type_find (GstTypeFind * tf, gpointer unused)
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}
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/* DSM */
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if (memcmp (data, "RIFF", 4) == 0) {
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guint8 *data2 = gst_type_find_peek (tf, 8, 4);
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const guint8 *data2 = gst_type_find_peek (tf, 8, 4);
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if (data2) {
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if (memcmp (data2, "DSMF", 4) == 0) {
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@ -2832,7 +2835,7 @@ mod_type_find (GstTypeFind * tf, gpointer unused)
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}
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/* FAM */
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if (memcmp (data, "FAM\xFE", 4) == 0) {
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guint8 *data2 = gst_type_find_peek (tf, 44, 3);
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const guint8 *data2 = gst_type_find_peek (tf, 44, 3);
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if (data2) {
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if (memcmp (data2, "compare", 3) == 0) {
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@ -2846,7 +2849,7 @@ mod_type_find (GstTypeFind * tf, gpointer unused)
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}
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/* GDM */
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if (memcmp (data, "GDM\xFE", 4) == 0) {
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guint8 *data2 = gst_type_find_peek (tf, 71, 4);
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const guint8 *data2 = gst_type_find_peek (tf, 71, 4);
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if (data2) {
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if (memcmp (data2, "GMFS", 4) == 0) {
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@ -2877,7 +2880,7 @@ mod_type_find (GstTypeFind * tf, gpointer unused)
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if ((data = gst_type_find_peek (tf, 20, 8)) != NULL) {
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if (g_ascii_strncasecmp ((gchar *) data, "!Scream!", 8) == 0 ||
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||||
g_ascii_strncasecmp ((gchar *) data, "BMOD2STM", 8) == 0) {
|
||||
guint8 *id, *stmtype;
|
||||
const guint8 *id, *stmtype;
|
||||
|
||||
if ((id = gst_type_find_peek (tf, 28, 1)) == NULL)
|
||||
return;
|
||||
|
|
@ -2905,7 +2908,7 @@ GST_STATIC_CAPS ("application/x-shockwave-flash");
|
|||
static void
|
||||
swf_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
|
||||
if (data && (data[0] == 'F' || data[0] == 'C') &&
|
||||
data[1] == 'W' && data[2] == 'S') {
|
||||
|
|
@ -3096,7 +3099,7 @@ static GstStaticCaps tiff_le_caps = GST_STATIC_CAPS ("image/tiff, "
|
|||
static void
|
||||
tiff_type_find (GstTypeFind * tf, gpointer ununsed)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 8);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 8);
|
||||
guint8 le_header[4] = { 0x49, 0x49, 0x2A, 0x00 };
|
||||
guint8 be_header[4] = { 0x4D, 0x4D, 0x00, 0x2A };
|
||||
|
||||
|
|
@ -3213,7 +3216,7 @@ static GstStaticCaps sds_caps = GST_STATIC_CAPS ("audio/x-sds");
|
|||
static void
|
||||
sds_type_find (GstTypeFind * tf, gpointer ununsed)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
guint8 mask[4] = { 0xFF, 0xFF, 0x80, 0xFF };
|
||||
guint8 match[4] = { 0xF0, 0x7E, 0, 0x01 };
|
||||
gint x;
|
||||
|
|
@ -3234,7 +3237,7 @@ static GstStaticCaps ircam_caps = GST_STATIC_CAPS ("audio/x-ircam");
|
|||
static void
|
||||
ircam_type_find (GstTypeFind * tf, gpointer ununsed)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
guint8 mask[4] = { 0xFF, 0xFF, 0xF8, 0xFF };
|
||||
guint8 match[4] = { 0x64, 0xA3, 0x00, 0x00 };
|
||||
gint x;
|
||||
|
|
@ -3266,7 +3269,7 @@ static gboolean
|
|||
ebml_check_header (GstTypeFind * tf, const gchar * doctype, int doctype_len)
|
||||
{
|
||||
/* 4 bytes for EBML ID, 1 byte for header length identifier */
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 4 + 1);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 4 + 1);
|
||||
gint len_mask = 0x80, size = 1, n = 1, total;
|
||||
|
||||
if (!data)
|
||||
|
|
@ -3394,7 +3397,7 @@ static GstStaticCaps dv_caps = GST_STATIC_CAPS ("video/x-dv, "
|
|||
static void
|
||||
dv_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data;
|
||||
const guint8 *data;
|
||||
|
||||
data = gst_type_find_peek (tf, 0, 5);
|
||||
|
||||
|
|
@ -3426,7 +3429,7 @@ static GstStaticCaps ogg_annodex_caps =
|
|||
static void
|
||||
ogganx_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
|
||||
if ((data != NULL) && (memcmp (data, "OggS", 4) == 0)) {
|
||||
|
||||
|
|
@ -3448,7 +3451,7 @@ static GstStaticCaps vorbis_caps = GST_STATIC_CAPS ("audio/x-vorbis");
|
|||
static void
|
||||
vorbis_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 30);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 30);
|
||||
|
||||
if (data) {
|
||||
guint blocksize_0;
|
||||
|
|
@ -3493,7 +3496,7 @@ static GstStaticCaps theora_caps = GST_STATIC_CAPS ("video/x-theora");
|
|||
static void
|
||||
theora_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 7); //42);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 7); //42);
|
||||
|
||||
if (data) {
|
||||
if (data[0] != 0x80)
|
||||
|
|
@ -3510,7 +3513,7 @@ theora_type_find (GstTypeFind * tf, gpointer private)
|
|||
static void
|
||||
kate_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 64);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 64);
|
||||
gchar category[16] = { 0, };
|
||||
|
||||
if (G_UNLIKELY (data == NULL))
|
||||
|
|
@ -3543,7 +3546,7 @@ GST_STATIC_CAPS ("application/x-ogm-video");
|
|||
static void
|
||||
ogmvideo_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 9);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 9);
|
||||
|
||||
if (data) {
|
||||
if (memcmp (data, "\001video\000\000\000", 9) != 0)
|
||||
|
|
@ -3558,7 +3561,7 @@ GST_STATIC_CAPS ("application/x-ogm-audio");
|
|||
static void
|
||||
ogmaudio_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 9);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 9);
|
||||
|
||||
if (data) {
|
||||
if (memcmp (data, "\001audio\000\000\000", 9) != 0)
|
||||
|
|
@ -3573,7 +3576,7 @@ static GstStaticCaps ogmtext_caps = GST_STATIC_CAPS ("application/x-ogm-text");
|
|||
static void
|
||||
ogmtext_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 9);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 9);
|
||||
|
||||
if (data) {
|
||||
if (memcmp (data, "\001text\000\000\000\000", 9) != 0)
|
||||
|
|
@ -3590,7 +3593,7 @@ static GstStaticCaps speex_caps = GST_STATIC_CAPS ("audio/x-speex");
|
|||
static void
|
||||
speex_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 80);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 80);
|
||||
|
||||
if (data) {
|
||||
/* 8 byte string "Speex "
|
||||
|
|
@ -3626,7 +3629,7 @@ static GstStaticCaps celt_caps = GST_STATIC_CAPS ("audio/x-celt");
|
|||
static void
|
||||
celt_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 8);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 8);
|
||||
|
||||
if (data) {
|
||||
/* 8 byte string "CELT " */
|
||||
|
|
@ -3645,7 +3648,7 @@ GST_STATIC_CAPS ("application/x-ogg-skeleton, parsed=(boolean)FALSE");
|
|||
static void
|
||||
oggskel_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 12);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 12);
|
||||
|
||||
if (data) {
|
||||
/* 8 byte string "fishead\0" for the ogg skeleton stream */
|
||||
|
|
@ -3671,7 +3674,7 @@ static void
|
|||
cmml_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
/* Header is 12 bytes minimum (though we don't check the minor version */
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 12);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 12);
|
||||
|
||||
if (data) {
|
||||
|
||||
|
|
@ -3698,7 +3701,7 @@ static GstStaticCaps tar_caps = GST_STATIC_CAPS ("application/x-tar");
|
|||
static void
|
||||
tar_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 257, 8);
|
||||
const guint8 *data = gst_type_find_peek (tf, 257, 8);
|
||||
|
||||
/* of course we are not certain, but we don't want other typefind funcs
|
||||
* to detect formats of files within the tar archive, e.g. mp3s */
|
||||
|
|
@ -3720,7 +3723,7 @@ static GstStaticCaps ar_caps = GST_STATIC_CAPS ("application/x-ar");
|
|||
static void
|
||||
ar_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 24);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 24);
|
||||
|
||||
if (data && memcmp (data, "!<arch>", 7) == 0) {
|
||||
gint i;
|
||||
|
|
@ -3747,7 +3750,7 @@ static GstStaticCaps au_caps = GST_STATIC_CAPS ("audio/x-au");
|
|||
static void
|
||||
au_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
|
||||
if (data) {
|
||||
if (memcmp (data, ".snd", 4) == 0 || memcmp (data, "dns.", 4) == 0) {
|
||||
|
|
@ -3769,7 +3772,7 @@ static GstStaticCaps nuv_caps = GST_STATIC_CAPS ("video/x-nuv");
|
|||
static void
|
||||
nuv_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 11);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 11);
|
||||
|
||||
if (data) {
|
||||
if (memcmp (data, "MythTVVideo", 11) == 0
|
||||
|
|
@ -3787,7 +3790,7 @@ static GstStaticCaps paris_caps = GST_STATIC_CAPS ("audio/x-paris");
|
|||
static void
|
||||
paris_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 4);
|
||||
|
||||
if (data) {
|
||||
if (memcmp (data, " paf", 4) == 0 || memcmp (data, "fap ", 4) == 0) {
|
||||
|
|
@ -3804,7 +3807,7 @@ static GstStaticCaps ilbc_caps = GST_STATIC_CAPS ("audio/iLBC-sh");
|
|||
static void
|
||||
ilbc_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 8);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 8);
|
||||
|
||||
if (data) {
|
||||
if (memcmp (data, "#!iLBC30", 8) == 0 || memcmp (data, "#!iLBC20", 8) == 0) {
|
||||
|
|
@ -3822,7 +3825,7 @@ GST_STATIC_CAPS ("application/x-ms-dos-executable");
|
|||
static void
|
||||
msdos_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 64);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 64);
|
||||
|
||||
if (data && data[0] == 'M' && data[1] == 'Z' &&
|
||||
GST_READ_UINT16_LE (data + 8) == 4) {
|
||||
|
|
@ -3849,7 +3852,7 @@ mmsh_type_find (GstTypeFind * tf, gpointer unused)
|
|||
0xcf, 0x11, 0xa6, 0xd9, 0x00, 0xaa, 0x00, 0x62, 0xce, 0x6c
|
||||
};
|
||||
|
||||
guint8 *data;
|
||||
const guint8 *data;
|
||||
|
||||
data = gst_type_find_peek (tf, 0, 2 + 2 + 4 + 2 + 2 + 16);
|
||||
if (data && data[0] == 0x24 && data[1] == 0x48 &&
|
||||
|
|
@ -3871,7 +3874,7 @@ static GstStaticCaps dirac_caps = GST_STATIC_CAPS ("video/x-dirac");
|
|||
static void
|
||||
dirac_type_find (GstTypeFind * tf, gpointer unused)
|
||||
{
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 8);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 8);
|
||||
|
||||
if (data) {
|
||||
if (memcmp (data, "BBCD", 4) == 0 || memcmp (data, "KW-DIRAC", 8) == 0) {
|
||||
|
|
@ -3892,7 +3895,7 @@ vivo_type_find (GstTypeFind * tf, gpointer unused)
|
|||
static const guint8 vivo_marker[] = { 'V', 'e', 'r', 's', 'i', 'o', 'n',
|
||||
':', 'V', 'i', 'v', 'o', '/'
|
||||
};
|
||||
guint8 *data;
|
||||
const guint8 *data;
|
||||
guint hdr_len, pos;
|
||||
|
||||
data = gst_type_find_peek (tf, 0, 1024);
|
||||
|
|
@ -3930,7 +3933,7 @@ xdgmime_typefind (GstTypeFind * find, gpointer user_data)
|
|||
gchar *mimetype;
|
||||
gsize length = 16384;
|
||||
guint64 tf_length;
|
||||
guint8 *data;
|
||||
const guint8 *data;
|
||||
gchar *tmp;
|
||||
|
||||
if ((tf_length = gst_type_find_get_length (find)) > 0)
|
||||
|
|
@ -3982,7 +3985,7 @@ xdgmime_typefind (GstTypeFind * find, gpointer user_data)
|
|||
static void
|
||||
windows_icon_typefind (GstTypeFind * find, gpointer user_data)
|
||||
{
|
||||
guint8 *data;
|
||||
const guint8 *data;
|
||||
gint64 datalen;
|
||||
guint16 type, nimages;
|
||||
gint32 size, offset;
|
||||
|
|
@ -4024,7 +4027,7 @@ windows_icon_typefind (GstTypeFind * find, gpointer user_data)
|
|||
static void
|
||||
wbmp_typefind (GstTypeFind * find, gpointer user_data)
|
||||
{
|
||||
guint8 *data;
|
||||
const guint8 *data;
|
||||
gint64 datalen;
|
||||
guint w, h, size;
|
||||
|
||||
|
|
@ -4142,7 +4145,7 @@ static void
|
|||
start_with_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
GstTypeFindData *start_with = (GstTypeFindData *) private;
|
||||
guint8 *data;
|
||||
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)),
|
||||
|
|
@ -4182,7 +4185,7 @@ static void
|
|||
riff_type_find (GstTypeFind * tf, gpointer private)
|
||||
{
|
||||
GstTypeFindData *riff_data = (GstTypeFindData *) private;
|
||||
guint8 *data = gst_type_find_peek (tf, 0, 12);
|
||||
const guint8 *data = gst_type_find_peek (tf, 0, 12);
|
||||
|
||||
if (data && (memcmp (data, "RIFF", 4) == 0 || memcmp (data, "AVF0", 4) == 0)) {
|
||||
data += 8;
|
||||
|
|
|
|||
Loading…
Reference in a new issue