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gst/qtdemux/qtdemux.c: More qtdemux hackage -- parse a lot more atoms, extract a few tags. One might even mistake th...
Original commit message from CVS: * gst/qtdemux/qtdemux.c: (gst_qtdemux_loop_header), (gst_qtdemux_add_stream), (qtdemux_parse), (qtdemux_type_get), (qtdemux_dump_stsz), (qtdemux_dump_stco), (qtdemux_dump_co64), (qtdemux_dump_unknown), (qtdemux_parse_tree), (qtdemux_parse_udta), (qtdemux_tag_add), (get_size), (gst_qtdemux_handle_esds): More qtdemux hackage -- parse a lot more atoms, extract a few tags. One might even mistake this for tag support. Maybe it is. * gst/qtdemux/qtdemux.h:
This commit is contained in:
parent
eff307f168
commit
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3 changed files with 177 additions and 14 deletions
11
ChangeLog
11
ChangeLog
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@ -1,3 +1,14 @@
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2004-04-30 David Schleef <ds@schleef.org>
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* gst/qtdemux/qtdemux.c: (gst_qtdemux_loop_header),
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(gst_qtdemux_add_stream), (qtdemux_parse), (qtdemux_type_get),
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(qtdemux_dump_stsz), (qtdemux_dump_stco), (qtdemux_dump_co64),
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(qtdemux_dump_unknown), (qtdemux_parse_tree), (qtdemux_parse_udta),
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(qtdemux_tag_add), (get_size), (gst_qtdemux_handle_esds): More qtdemux
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hackage -- parse a lot more atoms, extract a few tags. One might even
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mistake this for tag support. Maybe it is.
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* gst/qtdemux/qtdemux.h:
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2004-04-30 Colin Walters <walters@verbum.org>
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2004-04-30 Colin Walters <walters@verbum.org>
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* ext/alsa/gstalsasink.c (gst_alsa_sink_mmap): Plug a memleak.
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* ext/alsa/gstalsasink.c (gst_alsa_sink_mmap): Plug a memleak.
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@ -30,6 +30,10 @@
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GST_DEBUG_CATEGORY_EXTERN (qtdemux_debug);
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GST_DEBUG_CATEGORY_EXTERN (qtdemux_debug);
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#define GST_CAT_DEFAULT qtdemux_debug
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#define GST_CAT_DEFAULT qtdemux_debug
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/* temporary hack */
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#define g_print(...) /* */
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#define gst_util_dump_mem(a,b) /* */
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#define QTDEMUX_GUINT32_GET(a) (GST_READ_UINT32_BE(a))
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#define QTDEMUX_GUINT32_GET(a) (GST_READ_UINT32_BE(a))
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#define QTDEMUX_GUINT24_GET(a) (GST_READ_UINT32_BE(a) >> 8)
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#define QTDEMUX_GUINT24_GET(a) (GST_READ_UINT32_BE(a) >> 8)
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#define QTDEMUX_GUINT16_GET(a) (GST_READ_UINT16_BE(a))
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#define QTDEMUX_GUINT16_GET(a) (GST_READ_UINT16_BE(a))
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@ -158,6 +162,9 @@ static void qtdemux_parse (GstQTDemux * qtdemux, GNode * node, void *buffer,
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static QtNodeType *qtdemux_type_get (guint32 fourcc);
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static QtNodeType *qtdemux_type_get (guint32 fourcc);
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static void qtdemux_node_dump (GstQTDemux * qtdemux, GNode * node);
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static void qtdemux_node_dump (GstQTDemux * qtdemux, GNode * node);
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static void qtdemux_parse_tree (GstQTDemux * qtdemux);
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static void qtdemux_parse_tree (GstQTDemux * qtdemux);
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static void qtdemux_parse_udta (GstQTDemux * qtdemux, GNode * udta);
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static void qtdemux_tag_add (GstQTDemux * qtdemux, const char *tag,
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GNode * node);
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static void gst_qtdemux_handle_esds (GstQTDemux * qtdemux,
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static void gst_qtdemux_handle_esds (GstQTDemux * qtdemux,
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QtDemuxStream * stream, GNode * esds);
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QtDemuxStream * stream, GNode * esds);
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static GstCaps *qtdemux_video_caps (GstQTDemux * qtdemux, guint32 fourcc,
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static GstCaps *qtdemux_video_caps (GstQTDemux * qtdemux, guint32 fourcc,
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@ -574,8 +581,9 @@ gst_qtdemux_loop_header (GstElement * element)
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} while (1);
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} while (1);
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qtdemux_parse_moov (qtdemux, GST_BUFFER_DATA (moov), length);
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qtdemux_parse_moov (qtdemux, GST_BUFFER_DATA (moov), length);
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if (1)
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if (1) {
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qtdemux_node_dump (qtdemux, qtdemux->moov_node);
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qtdemux_node_dump (qtdemux, qtdemux->moov_node);
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}
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qtdemux_parse_tree (qtdemux);
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qtdemux_parse_tree (qtdemux);
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qtdemux->state = QTDEMUX_STATE_MOVIE;
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qtdemux->state = QTDEMUX_STATE_MOVIE;
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break;
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break;
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@ -813,6 +821,22 @@ gst_qtdemux_add_stream (GstQTDemux * qtdemux, QtDemuxStream * stream)
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#define FOURCC_wave GST_MAKE_FOURCC('w','a','v','e')
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#define FOURCC_wave GST_MAKE_FOURCC('w','a','v','e')
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#define FOURCC_appl GST_MAKE_FOURCC('a','p','p','l')
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#define FOURCC_appl GST_MAKE_FOURCC('a','p','p','l')
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#define FOURCC_esds GST_MAKE_FOURCC('e','s','d','s')
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#define FOURCC_esds GST_MAKE_FOURCC('e','s','d','s')
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#define FOURCC_hnti GST_MAKE_FOURCC('h','n','t','i')
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#define FOURCC_rtp_ GST_MAKE_FOURCC('r','t','p',' ')
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#define FOURCC_sdp_ GST_MAKE_FOURCC('s','d','p',' ')
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#define FOURCC_meta GST_MAKE_FOURCC('m','e','t','a')
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#define FOURCC_ilst GST_MAKE_FOURCC('i','l','s','t')
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#define FOURCC__nam GST_MAKE_FOURCC(0xa9,'n','a','m')
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#define FOURCC__ART GST_MAKE_FOURCC(0xa9,'A','R','T')
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#define FOURCC__alb GST_MAKE_FOURCC(0xa9,'a','l','b')
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#define FOURCC_gnre GST_MAKE_FOURCC('g','n','r','e')
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#define FOURCC_trkn GST_MAKE_FOURCC('t','r','k','n')
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#define FOURCC_cpil GST_MAKE_FOURCC('c','p','i','l')
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#define FOURCC_tmpo GST_MAKE_FOURCC('t','m','p','o')
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#define FOURCC__too GST_MAKE_FOURCC(0xa9,'t','o','o')
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#define FOURCC_____ GST_MAKE_FOURCC('-','-','-','-')
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#define FOURCC_free GST_MAKE_FOURCC('f','r','e','e')
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#define FOURCC_data GST_MAKE_FOURCC('d','a','t','a')
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static void qtdemux_dump_mvhd (GstQTDemux * qtdemux, void *buffer, int depth);
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static void qtdemux_dump_mvhd (GstQTDemux * qtdemux, void *buffer, int depth);
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@ -840,7 +864,7 @@ QtNodeType qt_node_types[] = {
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qtdemux_dump_mvhd},
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qtdemux_dump_mvhd},
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{FOURCC_clip, "clipping", QT_CONTAINER,},
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{FOURCC_clip, "clipping", QT_CONTAINER,},
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{FOURCC_trak, "track", QT_CONTAINER,},
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{FOURCC_trak, "track", QT_CONTAINER,},
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{FOURCC_udta, "user data", 0,}, /* special container */
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{FOURCC_udta, "user data", QT_CONTAINER,}, /* special container */
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{FOURCC_ctab, "color table", 0,},
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{FOURCC_ctab, "color table", 0,},
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{FOURCC_tkhd, "track header", 0,
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{FOURCC_tkhd, "track header", 0,
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qtdemux_dump_tkhd},
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qtdemux_dump_tkhd},
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@ -886,15 +910,29 @@ QtNodeType qt_node_types[] = {
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qtdemux_dump_co64},
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qtdemux_dump_co64},
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{FOURCC_vide, "video media", 0},
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{FOURCC_vide, "video media", 0},
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{FOURCC_cmov, "compressed movie", QT_CONTAINER},
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{FOURCC_cmov, "compressed movie", QT_CONTAINER},
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{FOURCC_dcom, "compressed data", 0,
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{FOURCC_dcom, "compressed data", 0, qtdemux_dump_dcom},
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qtdemux_dump_dcom},
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{FOURCC_cmvd, "compressed movie data", 0, qtdemux_dump_cmvd},
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{FOURCC_cmvd, "compressed movie data", 0,
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{FOURCC_hint, "hint", 0,},
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qtdemux_dump_cmvd},
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{FOURCC_mp4a, "mp4a", 0,},
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{FOURCC_hint, "hint", 0, qtdemux_dump_unknown},
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{FOURCC_mp4v, "mp4v", 0,},
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{FOURCC_mp4a, "mp4a", 0, qtdemux_dump_unknown},
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{FOURCC_mp4v, "mp4v", 0, qtdemux_dump_unknown},
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{FOURCC_wave, "wave", QT_CONTAINER},
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{FOURCC_wave, "wave", QT_CONTAINER},
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{FOURCC_appl, "appl", QT_CONTAINER},
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{FOURCC_appl, "appl", QT_CONTAINER},
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{FOURCC_hnti, "hnti", QT_CONTAINER},
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{FOURCC_rtp_, "rtp ", 0, qtdemux_dump_unknown},
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{FOURCC_sdp_, "sdp ", 0, qtdemux_dump_unknown},
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{FOURCC_meta, "meta", 0, qtdemux_dump_unknown},
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{FOURCC_ilst, "ilst", QT_CONTAINER,},
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{FOURCC__nam, "Name", QT_CONTAINER,},
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{FOURCC__ART, "Artist", QT_CONTAINER,},
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{FOURCC__alb, "Album", QT_CONTAINER,},
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{FOURCC_gnre, "Genre", QT_CONTAINER,},
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{FOURCC_trkn, "Track Number", QT_CONTAINER,},
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{FOURCC_cpil, "cpil", QT_CONTAINER,},
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{FOURCC_tmpo, "Tempo", QT_CONTAINER,},
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{FOURCC__too, "too", QT_CONTAINER,},
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{FOURCC_____, "----", QT_CONTAINER,},
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{FOURCC_data, "data", 0, qtdemux_dump_unknown},
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{FOURCC_free, "free", 0,},
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{0, "unknown", 0},
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{0, "unknown", 0},
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};
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};
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static int n_qt_node_types = sizeof (qt_node_types) / sizeof (qt_node_types[0]);
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static int n_qt_node_types = sizeof (qt_node_types) / sizeof (qt_node_types[0]);
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@ -1125,6 +1163,31 @@ qtdemux_parse (GstQTDemux * qtdemux, GNode * node, void *buffer, int length)
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buf += len;
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buf += len;
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}
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}
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}
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}
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} else if (fourcc == FOURCC_meta) {
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void *buf;
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guint32 len;
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buf = buffer + 12;
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end = buffer + length;
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while (buf < end) {
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GNode *child;
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if (buf + 8 >= end) {
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/* FIXME: get annoyed */
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GST_LOG ("buffer overrun");
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}
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len = QTDEMUX_GUINT32_GET (buf);
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if (len < 8) {
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GST_LOG ("bad length");
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break;
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}
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child = g_node_new (buf);
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g_node_append (node, child);
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qtdemux_parse (qtdemux, child, buf, len);
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buf += len;
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}
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}
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}
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#if 0
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#if 0
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if (fourcc == FOURCC_cmvd) {
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if (fourcc == FOURCC_cmvd) {
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@ -1169,7 +1232,7 @@ qtdemux_type_get (guint32 fourcc)
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return qt_node_types + i;
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return qt_node_types + i;
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}
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}
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GST_LOG ("unknown QuickTime node type " GST_FOURCC_FORMAT,
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GST_ERROR ("unknown QuickTime node type " GST_FOURCC_FORMAT,
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GST_FOURCC_ARGS (fourcc));
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GST_FOURCC_ARGS (fourcc));
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return qt_node_types + n_qt_node_types - 1;
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return qt_node_types + n_qt_node_types - 1;
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}
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}
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@ -1478,7 +1541,7 @@ qtdemux_dump_stsc (GstQTDemux * qtdemux, void *buffer, int depth)
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static void
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static void
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qtdemux_dump_stsz (GstQTDemux * qtdemux, void *buffer, int depth)
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qtdemux_dump_stsz (GstQTDemux * qtdemux, void *buffer, int depth)
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{
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{
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int i;
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//int i;
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int n;
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int n;
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int offset;
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int offset;
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int sample_size;
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int sample_size;
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@ -1493,19 +1556,21 @@ qtdemux_dump_stsz (GstQTDemux * qtdemux, void *buffer, int depth)
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QTDEMUX_GUINT32_GET (buffer + 16));
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QTDEMUX_GUINT32_GET (buffer + 16));
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n = QTDEMUX_GUINT32_GET (buffer + 16);
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n = QTDEMUX_GUINT32_GET (buffer + 16);
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offset = 20;
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offset = 20;
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#if 0
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for (i = 0; i < n; i++) {
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for (i = 0; i < n; i++) {
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GST_LOG ("%*s sample size: %u", depth, "",
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GST_LOG ("%*s sample size: %u", depth, "",
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QTDEMUX_GUINT32_GET (buffer + offset));
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QTDEMUX_GUINT32_GET (buffer + offset));
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offset += 4;
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offset += 4;
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}
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}
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#endif
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}
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}
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}
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}
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static void
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static void
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qtdemux_dump_stco (GstQTDemux * qtdemux, void *buffer, int depth)
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qtdemux_dump_stco (GstQTDemux * qtdemux, void *buffer, int depth)
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{
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{
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int i;
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//int i;
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int n;
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int n;
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int offset;
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int offset;
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@ -1515,18 +1580,20 @@ qtdemux_dump_stco (GstQTDemux * qtdemux, void *buffer, int depth)
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QTDEMUX_GUINT32_GET (buffer + 12));
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QTDEMUX_GUINT32_GET (buffer + 12));
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n = QTDEMUX_GUINT32_GET (buffer + 12);
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n = QTDEMUX_GUINT32_GET (buffer + 12);
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offset = 16;
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offset = 16;
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#if 0
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for (i = 0; i < n; i++) {
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for (i = 0; i < n; i++) {
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GST_LOG ("%*s chunk offset: %08x", depth, "",
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GST_LOG ("%*s chunk offset: %08x", depth, "",
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QTDEMUX_GUINT32_GET (buffer + offset));
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QTDEMUX_GUINT32_GET (buffer + offset));
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offset += 4;
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offset += 4;
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}
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}
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#endif
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}
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}
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static void
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static void
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qtdemux_dump_co64 (GstQTDemux * qtdemux, void *buffer, int depth)
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qtdemux_dump_co64 (GstQTDemux * qtdemux, void *buffer, int depth)
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{
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{
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int i;
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//int i;
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int n;
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int n;
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int offset;
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int offset;
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@ -1536,12 +1603,14 @@ qtdemux_dump_co64 (GstQTDemux * qtdemux, void *buffer, int depth)
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QTDEMUX_GUINT32_GET (buffer + 12));
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QTDEMUX_GUINT32_GET (buffer + 12));
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n = QTDEMUX_GUINT32_GET (buffer + 12);
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n = QTDEMUX_GUINT32_GET (buffer + 12);
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offset = 16;
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offset = 16;
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#if 0
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for (i = 0; i < n; i++) {
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for (i = 0; i < n; i++) {
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GST_LOG ("%*s chunk offset: %" G_GUINT64_FORMAT, depth, "",
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GST_LOG ("%*s chunk offset: %" G_GUINT64_FORMAT, depth, "",
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QTDEMUX_GUINT64_GET (buffer + offset));
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QTDEMUX_GUINT64_GET (buffer + offset));
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offset += 8;
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offset += 8;
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}
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}
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#endif
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}
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}
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static void
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static void
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@ -1560,7 +1629,12 @@ qtdemux_dump_cmvd (GstQTDemux * qtdemux, void *buffer, int depth)
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static void
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static void
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qtdemux_dump_unknown (GstQTDemux * qtdemux, void *buffer, int depth)
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qtdemux_dump_unknown (GstQTDemux * qtdemux, void *buffer, int depth)
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{
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{
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GST_LOG ("%*s length: %d", depth, "", QTDEMUX_GUINT32_GET (buffer + 8));
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int len;
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GST_LOG ("%*s length: %d", depth, "", QTDEMUX_GUINT32_GET (buffer + 0));
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len = QTDEMUX_GUINT32_GET (buffer + 0);
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gst_util_dump_mem (buffer, len);
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}
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}
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@ -1612,6 +1686,20 @@ qtdemux_parse_tree (GstQTDemux * qtdemux)
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{
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{
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GNode *mvhd;
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GNode *mvhd;
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GNode *trak;
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GNode *trak;
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GNode *udta;
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udta = qtdemux_tree_get_child_by_type (qtdemux->moov_node, FOURCC_udta);
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if (udta) {
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qtdemux_parse_udta (qtdemux, udta);
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if (qtdemux->tag_list) {
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g_print ("calling gst_element_found_tags with %s\n",
|
||||||
|
gst_structure_to_string (qtdemux->tag_list));
|
||||||
|
gst_element_found_tags (GST_ELEMENT (qtdemux), qtdemux->tag_list);
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
GST_LOG ("No udta node found.");
|
||||||
|
}
|
||||||
|
|
||||||
mvhd = qtdemux_tree_get_child_by_type (qtdemux->moov_node, FOURCC_mvhd);
|
mvhd = qtdemux_tree_get_child_by_type (qtdemux->moov_node, FOURCC_mvhd);
|
||||||
if (mvhd == NULL) {
|
if (mvhd == NULL) {
|
||||||
|
@ -1633,6 +1721,7 @@ qtdemux_parse_tree (GstQTDemux * qtdemux)
|
||||||
|
|
||||||
while ((trak = qtdemux_tree_get_sibling_by_type (trak, FOURCC_trak)) != NULL)
|
while ((trak = qtdemux_tree_get_sibling_by_type (trak, FOURCC_trak)) != NULL)
|
||||||
qtdemux_parse_trak (qtdemux, trak);
|
qtdemux_parse_trak (qtdemux, trak);
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static void
|
static void
|
||||||
|
@ -2000,6 +2089,67 @@ done2:
|
||||||
gst_qtdemux_add_stream (qtdemux, stream);
|
gst_qtdemux_add_stream (qtdemux, stream);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
qtdemux_parse_udta (GstQTDemux * qtdemux, GNode * udta)
|
||||||
|
{
|
||||||
|
GNode *meta;
|
||||||
|
GNode *ilst;
|
||||||
|
GNode *node;
|
||||||
|
|
||||||
|
meta = qtdemux_tree_get_child_by_type (udta, FOURCC_meta);
|
||||||
|
if (meta == NULL) {
|
||||||
|
GST_LOG ("no meta");
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
ilst = qtdemux_tree_get_child_by_type (meta, FOURCC_ilst);
|
||||||
|
if (ilst == NULL) {
|
||||||
|
GST_LOG ("no ilst");
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
g_print ("new tag list\n");
|
||||||
|
qtdemux->tag_list = gst_tag_list_new ();
|
||||||
|
|
||||||
|
node = qtdemux_tree_get_child_by_type (ilst, FOURCC__nam);
|
||||||
|
if (node) {
|
||||||
|
qtdemux_tag_add (qtdemux, GST_TAG_TITLE, node);
|
||||||
|
}
|
||||||
|
|
||||||
|
node = qtdemux_tree_get_child_by_type (ilst, FOURCC__ART);
|
||||||
|
if (node) {
|
||||||
|
qtdemux_tag_add (qtdemux, GST_TAG_ARTIST, node);
|
||||||
|
}
|
||||||
|
|
||||||
|
node = qtdemux_tree_get_child_by_type (ilst, FOURCC__alb);
|
||||||
|
if (node) {
|
||||||
|
qtdemux_tag_add (qtdemux, GST_TAG_ALBUM, node);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
qtdemux_tag_add (GstQTDemux * qtdemux, const char *tag, GNode * node)
|
||||||
|
{
|
||||||
|
GNode *data;
|
||||||
|
char *s;
|
||||||
|
int len;
|
||||||
|
int type;
|
||||||
|
|
||||||
|
data = qtdemux_tree_get_child_by_type (node, FOURCC_data);
|
||||||
|
if (data) {
|
||||||
|
len = QTDEMUX_GUINT32_GET (data->data);
|
||||||
|
type = QTDEMUX_GUINT32_GET (data->data + 8);
|
||||||
|
if (type == 0x00000001) {
|
||||||
|
s = g_strndup ((char *) data->data + 16, len - 16);
|
||||||
|
g_print ("adding tag %s\n", s);
|
||||||
|
gst_tag_list_add (qtdemux->tag_list, GST_TAG_MERGE_REPLACE, tag, s, NULL);
|
||||||
|
g_free (s);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
/* taken from ffmpeg */
|
/* taken from ffmpeg */
|
||||||
static unsigned int
|
static unsigned int
|
||||||
get_size (guint8 * ptr, guint8 ** end)
|
get_size (guint8 * ptr, guint8 ** end)
|
||||||
|
|
|
@ -70,6 +70,8 @@ struct _GstQTDemux {
|
||||||
|
|
||||||
int offset;
|
int offset;
|
||||||
|
|
||||||
|
GstTagList *tag_list;
|
||||||
|
|
||||||
/* track stuff */
|
/* track stuff */
|
||||||
|
|
||||||
};
|
};
|
||||||
|
|
Loading…
Reference in a new issue