diff options
Diffstat (limited to 'gst/isomp4/qtdemux_dump.c')
| -rw-r--r-- | gst/isomp4/qtdemux_dump.c | 809 |
1 files changed, 809 insertions, 0 deletions
diff --git a/gst/isomp4/qtdemux_dump.c b/gst/isomp4/qtdemux_dump.c new file mode 100644 index 0000000..fa66767 --- /dev/null +++ b/gst/isomp4/qtdemux_dump.c @@ -0,0 +1,809 @@ +/* GStreamer + * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> + * Copyright (C) 2009 Tim-Philipp Müller <tim centricular net> + * Copyright (C) <2009> STEricsson <benjamin.gaignard@stericsson.com> + * + * 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., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "qtdemux_types.h" +#include "qtdemux_dump.h" + +#include "qtatomparser.h" + +#include <string.h> + +#define GET_UINT8(data) gst_byte_reader_get_uint8_unchecked(data) +#define GET_UINT16(data) gst_byte_reader_get_uint16_be_unchecked(data) +#define GET_UINT32(data) gst_byte_reader_get_uint32_be_unchecked(data) +#define GET_UINT64(data) gst_byte_reader_get_uint64_be_unchecked(data) +#define GET_FP32(data) (gst_byte_reader_get_uint32_be_unchecked(data)/65536.0) +#define GET_FP16(data) (gst_byte_reader_get_uint16_be_unchecked(data)/256.0) +#define GET_FOURCC(data) qt_atom_parser_get_fourcc_unchecked(data) + +gboolean +qtdemux_dump_mvhd (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 version = 0; + + if (!qt_atom_parser_has_remaining (data, 100)) + return FALSE; + + version = GET_UINT32 (data); + GST_LOG ("%*s version/flags: %08x", depth, "", version); + + version = version >> 24; + if (version == 0) { + GST_LOG ("%*s creation time: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s modify time: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s time scale: 1/%u sec", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s duration: %u", depth, "", GET_UINT32 (data)); + } else if (version == 1) { + GST_LOG ("%*s creation time: %" G_GUINT64_FORMAT, + depth, "", GET_UINT64 (data)); + GST_LOG ("%*s modify time: %" G_GUINT64_FORMAT, + depth, "", GET_UINT64 (data)); + GST_LOG ("%*s time scale: 1/%u sec", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s duration: %" G_GUINT64_FORMAT, + depth, "", GET_UINT64 (data)); + } else + return FALSE; + + GST_LOG ("%*s pref. rate: %g", depth, "", GET_FP32 (data)); + GST_LOG ("%*s pref. volume: %g", depth, "", GET_FP16 (data)); + gst_byte_reader_skip (data, 46); + GST_LOG ("%*s preview time: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s preview dur.: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s poster time: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s select time: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s select dur.: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s current time: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s next track ID: %d", depth, "", GET_UINT32 (data)); + return TRUE; +} + +gboolean +qtdemux_dump_tkhd (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint64 duration, ctime, mtime; + guint32 version = 0, track_id = 0, iwidth = 0, iheight = 0; + guint16 layer = 0, alt_group = 0, ivol = 0; + guint value_size; + + if (!gst_byte_reader_get_uint32_be (data, &version)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", version); + + value_size = ((version >> 24) == 1) ? sizeof (guint64) : sizeof (guint32); + + if (qt_atom_parser_get_offset (data, value_size, &ctime) && + qt_atom_parser_get_offset (data, value_size, &mtime) && + gst_byte_reader_get_uint32_be (data, &track_id) && + gst_byte_reader_skip (data, 4) && + qt_atom_parser_get_offset (data, value_size, &duration) && + gst_byte_reader_skip (data, 4) && + gst_byte_reader_get_uint16_be (data, &layer) && + gst_byte_reader_get_uint16_be (data, &alt_group) && + gst_byte_reader_skip (data, 4) && + gst_byte_reader_get_uint16_be (data, &ivol) && + gst_byte_reader_skip (data, 2 + (9 * 4)) && + gst_byte_reader_get_uint32_be (data, &iwidth) && + gst_byte_reader_get_uint32_be (data, &iheight)) { + GST_LOG ("%*s creation time: %" G_GUINT64_FORMAT, depth, "", ctime); + GST_LOG ("%*s modify time: %" G_GUINT64_FORMAT, depth, "", mtime); + GST_LOG ("%*s track ID: %u", depth, "", track_id); + GST_LOG ("%*s duration: %" G_GUINT64_FORMAT, depth, "", duration); + GST_LOG ("%*s layer: %u", depth, "", layer); + GST_LOG ("%*s alt group: %u", depth, "", alt_group); + GST_LOG ("%*s volume: %g", depth, "", ivol / 256.0); + GST_LOG ("%*s track width: %g", depth, "", iwidth / 65536.0); + GST_LOG ("%*s track height: %g", depth, "", iheight / 65536.0); + return TRUE; + } + + return FALSE; +} + +gboolean +qtdemux_dump_elst (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %d", depth, "", num_entries); + + if (!qt_atom_parser_has_chunks (data, num_entries, 4 + 4 + 4)) + return FALSE; + + for (i = 0; i < num_entries; i++) { + GST_LOG ("%*s track dur: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s media time: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s media rate: %g", depth, "", GET_FP32 (data)); + } + return TRUE; +} + +gboolean +qtdemux_dump_mdhd (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 version = 0; + guint64 duration, ctime, mtime; + guint32 time_scale = 0; + guint16 language = 0, quality = 0; + guint value_size; + + if (!gst_byte_reader_get_uint32_be (data, &version)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", version); + + value_size = ((version >> 24) == 1) ? sizeof (guint64) : sizeof (guint32); + + if (qt_atom_parser_get_offset (data, value_size, &ctime) && + qt_atom_parser_get_offset (data, value_size, &mtime) && + gst_byte_reader_get_uint32_be (data, &time_scale) && + qt_atom_parser_get_offset (data, value_size, &duration) && + gst_byte_reader_get_uint16_be (data, &language) && + gst_byte_reader_get_uint16_be (data, &quality)) { + GST_LOG ("%*s creation time: %" G_GUINT64_FORMAT, depth, "", ctime); + GST_LOG ("%*s modify time: %" G_GUINT64_FORMAT, depth, "", mtime); + GST_LOG ("%*s time scale: 1/%u sec", depth, "", time_scale); + GST_LOG ("%*s duration: %" G_GUINT64_FORMAT, depth, "", duration); + GST_LOG ("%*s language: %u", depth, "", language); + GST_LOG ("%*s quality: %u", depth, "", quality); + return TRUE; + } + + return FALSE; +} + +gboolean +qtdemux_dump_hdlr (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 version, type, subtype, manufacturer; + const gchar *name; + + if (!qt_atom_parser_has_remaining (data, 4 + 4 + 4 + 4 + 4 + 4 + 1)) + return FALSE; + + version = GET_UINT32 (data); + type = GET_FOURCC (data); + subtype = GET_FOURCC (data); + manufacturer = GET_FOURCC (data); + + GST_LOG ("%*s version/flags: %08x", depth, "", version); + GST_LOG ("%*s type: %" GST_FOURCC_FORMAT, depth, "", + GST_FOURCC_ARGS (type)); + GST_LOG ("%*s subtype: %" GST_FOURCC_FORMAT, depth, "", + GST_FOURCC_ARGS (subtype)); + GST_LOG ("%*s manufacturer: %" GST_FOURCC_FORMAT, depth, "", + GST_FOURCC_ARGS (manufacturer)); + GST_LOG ("%*s flags: %08x", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s flags mask: %08x", depth, "", GET_UINT32 (data)); + + /* quicktime uses pascal string, mp4 zero-terminated string */ + if (gst_byte_reader_peek_string (data, &name)) { + GST_LOG ("%*s name: %s", depth, "", name); + } else { + gchar buf[256]; + guint len; + + len = gst_byte_reader_get_uint8_unchecked (data); + if (qt_atom_parser_has_remaining (data, len)) { + memcpy (buf, gst_byte_reader_peek_data_unchecked (data), len); + buf[len] = '\0'; + GST_LOG ("%*s name: %s", depth, "", buf); + } + } + return TRUE; +} + +gboolean +qtdemux_dump_vmhd (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + if (!qt_atom_parser_has_remaining (data, 4 + 4)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s mode/color: %08x", depth, "", GET_UINT32 (data)); + return TRUE; +} + +gboolean +qtdemux_dump_dref (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %u", depth, "", num_entries); + for (i = 0; i < num_entries; i++) { + guint32 size = 0, fourcc; + + if (!gst_byte_reader_get_uint32_be (data, &size) || + !qt_atom_parser_get_fourcc (data, &fourcc) || size < 8 || + !gst_byte_reader_skip (data, size - 8)) + return FALSE; + + GST_LOG ("%*s size: %u", depth, "", size); + GST_LOG ("%*s type: %" GST_FOURCC_FORMAT, depth, "", + GST_FOURCC_ARGS (fourcc)); + } + return TRUE; +} + +gboolean +qtdemux_dump_stsd (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %d", depth, "", num_entries); + + for (i = 0; i < num_entries; i++) { + GstByteReader sub; + guint32 size = 0, fourcc; + + if (!gst_byte_reader_get_uint32_be (data, &size) || + !qt_atom_parser_get_fourcc (data, &fourcc)) + return FALSE; + + GST_LOG ("%*s size: %u", depth, "", size); + GST_LOG ("%*s type: %" GST_FOURCC_FORMAT, depth, "", + GST_FOURCC_ARGS (fourcc)); + + if (size < (6 + 2 + 4 + 4 + 4 + 4 + 2 + 2 + 4 + 4 + 4 + 2 + 1 + 31 + 2 + 2)) + return FALSE; + + qt_atom_parser_peek_sub (data, 0, 78, &sub); + gst_byte_reader_skip (&sub, 6); + GST_LOG ("%*s data reference:%d", depth, "", GET_UINT16 (&sub)); + GST_LOG ("%*s version/rev.: %08x", depth, "", GET_UINT32 (&sub)); + fourcc = GET_FOURCC (&sub); + GST_LOG ("%*s vendor: %" GST_FOURCC_FORMAT, depth, "", + GST_FOURCC_ARGS (fourcc)); + GST_LOG ("%*s temporal qual: %u", depth, "", GET_UINT32 (&sub)); + GST_LOG ("%*s spatial qual: %u", depth, "", GET_UINT32 (&sub)); + GST_LOG ("%*s width: %u", depth, "", GET_UINT16 (&sub)); + GST_LOG ("%*s height: %u", depth, "", GET_UINT16 (&sub)); + GST_LOG ("%*s horiz. resol: %g", depth, "", GET_FP32 (&sub)); + GST_LOG ("%*s vert. resol.: %g", depth, "", GET_FP32 (&sub)); + GST_LOG ("%*s data size: %u", depth, "", GET_UINT32 (&sub)); + GST_LOG ("%*s frame count: %u", depth, "", GET_UINT16 (&sub)); + /* something is not right with this, it's supposed to be a string but it's + * not apparently, so just skip this for now */ + gst_byte_reader_skip (&sub, 1 + 31); + GST_LOG ("%*s compressor: (skipped)", depth, ""); + GST_LOG ("%*s depth: %u", depth, "", GET_UINT16 (&sub)); + GST_LOG ("%*s color table ID:%u", depth, "", GET_UINT16 (&sub)); + if (!gst_byte_reader_skip (data, size - (4 + 4))) + return FALSE; + } + return TRUE; +} + +gboolean +qtdemux_dump_stts (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %d", depth, "", num_entries); + + if (!qt_atom_parser_has_chunks (data, num_entries, 4 + 4)) + return FALSE; + + for (i = 0; i < num_entries; i++) { + GST_LOG ("%*s count: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s duration: %u", depth, "", GET_UINT32 (data)); + } + return TRUE; +} + +gboolean +qtdemux_dump_stps (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %d", depth, "", num_entries); + + if (!qt_atom_parser_has_chunks (data, num_entries, 4)) + return FALSE; + + for (i = 0; i < num_entries; i++) { + GST_LOG ("%*s sample: %u", depth, "", GET_UINT32 (data)); + } + return TRUE; +} + +gboolean +qtdemux_dump_stss (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %d", depth, "", num_entries); + + if (!qt_atom_parser_has_chunks (data, num_entries, 4)) + return FALSE; + + for (i = 0; i < num_entries; i++) { + GST_LOG ("%*s sample: %u", depth, "", GET_UINT32 (data)); + } + return TRUE; +} + +gboolean +qtdemux_dump_stsc (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %d", depth, "", num_entries); + + if (!qt_atom_parser_has_chunks (data, num_entries, 4 + 4 + 4)) + return FALSE; + + for (i = 0; i < num_entries; i++) { + GST_LOG ("%*s first chunk: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s sample per ch: %u", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s sample desc id:%08x", depth, "", GET_UINT32 (data)); + } + return TRUE; +} + +gboolean +qtdemux_dump_stsz (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, sample_size = 0, num_entries = 0; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &sample_size)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s sample size: %d", depth, "", sample_size); + + if (sample_size == 0) { + if (!gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s n entries: %d", depth, "", num_entries); +#if 0 + if (!qt_atom_parser_has_chunks (data, num_entries, 4)) + return FALSE; + for (i = 0; i < num_entries; i++) { + GST_LOG ("%*s sample size: %u", depth, "", GET_UINT32 (data)); + } +#endif + } + return TRUE; +} + +gboolean +qtdemux_dump_stco (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %d", depth, "", num_entries); + + if (!qt_atom_parser_has_chunks (data, num_entries, 4)) + return FALSE; + + for (i = 0; i < num_entries; i++) { + GST_LOG ("%*s chunk offset: %u", depth, "", GET_UINT32 (data)); + } + return TRUE; +} + +gboolean +qtdemux_dump_ctts (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i, count, offset; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %d", depth, "", num_entries); + + if (!qt_atom_parser_has_chunks (data, num_entries, 4 + 4)) + return FALSE; + + for (i = 0; i < num_entries; i++) { + count = GET_UINT32 (data); + offset = GET_UINT32 (data); + GST_LOG ("%*s sample count :%8d offset: %8d", depth, "", count, offset); + } + return TRUE; +} + +gboolean +qtdemux_dump_co64 (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 ver_flags = 0, num_entries = 0, i; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags) || + !gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + GST_LOG ("%*s n entries: %d", depth, "", num_entries); + + if (!qt_atom_parser_has_chunks (data, num_entries, 8)) + return FALSE; + + for (i = 0; i < num_entries; i++) { + GST_LOG ("%*s chunk offset: %" G_GUINT64_FORMAT, depth, "", + GET_UINT64 (data)); + } + return TRUE; +} + +gboolean +qtdemux_dump_dcom (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + if (!qt_atom_parser_has_remaining (data, 4)) + return FALSE; + + GST_LOG ("%*s compression type: %" GST_FOURCC_FORMAT, depth, "", + GST_FOURCC_ARGS (GET_FOURCC (data))); + return TRUE; +} + +gboolean +qtdemux_dump_cmvd (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + if (!qt_atom_parser_has_remaining (data, 4)) + return FALSE; + + GST_LOG ("%*s length: %d", depth, "", GET_UINT32 (data)); + return TRUE; +} + +gboolean +qtdemux_dump_mfro (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + if (!qt_atom_parser_has_remaining (data, 4)) + return FALSE; + + GST_LOG ("%*s size: %d", depth, "", GET_UINT32 (data)); + return TRUE; +} + +gboolean +qtdemux_dump_tfra (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint64 time = 0, moof_offset = 0; + guint32 len = 0, num_entries = 0, ver_flags = 0, track_id = 0, i; + guint value_size, traf_size, trun_size, sample_size; + + if (!gst_byte_reader_get_uint32_be (data, &ver_flags)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags); + + if (!gst_byte_reader_get_uint32_be (data, &track_id) || + gst_byte_reader_get_uint32_be (data, &len) || + gst_byte_reader_get_uint32_be (data, &num_entries)) + return FALSE; + + GST_LOG ("%*s track ID: %u", depth, "", track_id); + GST_LOG ("%*s length: 0x%x", depth, "", len); + GST_LOG ("%*s n entries: %u", depth, "", num_entries); + + value_size = ((ver_flags >> 24) == 1) ? sizeof (guint64) : sizeof (guint32); + sample_size = (len & 3) + 1; + trun_size = ((len & 12) >> 2) + 1; + traf_size = ((len & 48) >> 4) + 1; + + if (!qt_atom_parser_has_chunks (data, num_entries, + value_size + value_size + traf_size + trun_size + sample_size)) + return FALSE; + + for (i = 0; i < num_entries; i++) { + qt_atom_parser_get_offset (data, value_size, &time); + qt_atom_parser_get_offset (data, value_size, &moof_offset); + GST_LOG ("%*s time: %" G_GUINT64_FORMAT, depth, "", time); + GST_LOG ("%*s moof_offset: %" G_GUINT64_FORMAT, + depth, "", moof_offset); + GST_LOG ("%*s traf_number: %u", depth, "", + qt_atom_parser_get_uint_with_size_unchecked (data, traf_size)); + GST_LOG ("%*s trun_number: %u", depth, "", + qt_atom_parser_get_uint_with_size_unchecked (data, trun_size)); + GST_LOG ("%*s sample_number: %u", depth, "", + qt_atom_parser_get_uint_with_size_unchecked (data, sample_size)); + } + + return TRUE; +} + +gboolean +qtdemux_dump_tfhd (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 flags = 0, n = 0, track_id = 0; + guint64 base_data_offset = 0; + + if (!gst_byte_reader_skip (data, 1) || + !gst_byte_reader_get_uint24_be (data, &flags)) + return FALSE; + GST_LOG ("%*s flags: %08x", depth, "", flags); + + if (!gst_byte_reader_get_uint32_be (data, &track_id)) + return FALSE; + GST_LOG ("%*s track_id: %u", depth, "", track_id); + + if (flags & TF_BASE_DATA_OFFSET) { + if (!gst_byte_reader_get_uint64_be (data, &base_data_offset)) + return FALSE; + GST_LOG ("%*s base-data-offset: %" G_GUINT64_FORMAT, + depth, "", base_data_offset); + } + + if (flags & TF_SAMPLE_DESCRIPTION_INDEX) { + if (!gst_byte_reader_get_uint32_be (data, &n)) + return FALSE; + GST_LOG ("%*s sample-description-index: %u", depth, "", n); + } + + if (flags & TF_DEFAULT_SAMPLE_DURATION) { + if (!gst_byte_reader_get_uint32_be (data, &n)) + return FALSE; + GST_LOG ("%*s default-sample-duration: %u", depth, "", n); + } + + if (flags & TF_DEFAULT_SAMPLE_SIZE) { + if (!gst_byte_reader_get_uint32_be (data, &n)) + return FALSE; + GST_LOG ("%*s default-sample-size: %u", depth, "", n); + } + + if (flags & TF_DEFAULT_SAMPLE_FLAGS) { + if (!gst_byte_reader_get_uint32_be (data, &n)) + return FALSE; + GST_LOG ("%*s default-sample-flags: %u", depth, "", n); + } + + GST_LOG ("%*s duration-is-empty: %s", depth, "", + flags & TF_DURATION_IS_EMPTY ? "yes" : "no"); + + return TRUE; +} + +gboolean +qtdemux_dump_trun (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 flags = 0, samples_count = 0, data_offset = 0, first_sample_flags = 0; + guint32 sample_duration = 0, sample_size = 0, sample_flags = + 0, composition_time_offsets = 0; + int i = 0; + + if (!gst_byte_reader_skip (data, 1) || + !gst_byte_reader_get_uint24_be (data, &flags)) + return FALSE; + + GST_LOG ("%*s flags: %08x", depth, "", flags); + + if (!gst_byte_reader_get_uint32_be (data, &samples_count)) + return FALSE; + GST_LOG ("%*s samples_count: %u", depth, "", samples_count); + + if (flags & TR_DATA_OFFSET) { + if (!gst_byte_reader_get_uint32_be (data, &data_offset)) + return FALSE; + GST_LOG ("%*s data-offset: %u", depth, "", data_offset); + } + + if (flags & TR_FIRST_SAMPLE_FLAGS) { + if (!gst_byte_reader_get_uint32_be (data, &first_sample_flags)) + return FALSE; + GST_LOG ("%*s first-sample-flags: %u", depth, "", first_sample_flags); + } + + for (i = 0; i < samples_count; i++) { + if (flags & TR_SAMPLE_DURATION) { + if (!gst_byte_reader_get_uint32_be (data, &sample_duration)) + return FALSE; + GST_LOG ("%*s sample-duration: %u", depth, "", sample_duration); + } + + if (flags & TR_SAMPLE_SIZE) { + if (!gst_byte_reader_get_uint32_be (data, &sample_size)) + return FALSE; + GST_LOG ("%*s sample-size: %u", depth, "", sample_size); + } + + if (flags & TR_SAMPLE_FLAGS) { + if (!gst_byte_reader_get_uint32_be (data, &sample_flags)) + return FALSE; + GST_LOG ("%*s sample-flags: %u", depth, "", sample_flags); + } + + if (flags & TR_COMPOSITION_TIME_OFFSETS) { + if (!gst_byte_reader_get_uint32_be (data, &composition_time_offsets)) + return FALSE; + GST_LOG ("%*s composition_time_offsets: %u", depth, "", + composition_time_offsets); + } + } + + return TRUE; +} + +gboolean +qtdemux_dump_trex (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + if (!qt_atom_parser_has_remaining (data, 4 + 4 + 4 + 4 + 4 + 4)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s track ID: %08x", depth, "", GET_UINT32 (data)); + GST_LOG ("%*s default sample desc. index: %08x", depth, "", + GET_UINT32 (data)); + GST_LOG ("%*s default sample duration: %08x", depth, "", + GET_UINT32 (data)); + GST_LOG ("%*s default sample size: %08x", depth, "", + GET_UINT32 (data)); + GST_LOG ("%*s default sample flags: %08x", depth, "", + GET_UINT32 (data)); + + return TRUE; +} + +gboolean +qtdemux_dump_mehd (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 version = 0; + guint64 fragment_duration; + guint value_size; + + if (!gst_byte_reader_get_uint32_be (data, &version)) + return FALSE; + + GST_LOG ("%*s version/flags: %08x", depth, "", version); + + value_size = ((version >> 24) == 1) ? sizeof (guint64) : sizeof (guint32); + if (qt_atom_parser_get_offset (data, value_size, &fragment_duration)) { + GST_LOG ("%*s fragment duration: %" G_GUINT64_FORMAT, + depth, "", fragment_duration); + return TRUE; + } + + return FALSE; +} + +gboolean +qtdemux_dump_sdtp (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + guint32 version; + guint8 val; + guint i = 1; + + version = GET_UINT32 (data); + GST_LOG ("%*s version/flags: %08x", depth, "", version); + + /* the sample_count is specified in the stsz or stz2 box. + * the information for a sample is stored in a single byte, + * so we read until there are no remaining bytes */ + while (qt_atom_parser_has_remaining (data, 1)) { + val = GET_UINT8 (data); + GST_LOG ("%*s sample number: %d", depth, "", i); + GST_LOG ("%*s sample_depends_on: %d", depth, "", + ((guint16) (val)) & 0x3); + GST_LOG ("%*s sample_is_depended_on: %d", depth, "", + ((guint16) (val >> 2)) & 0x3); + GST_LOG ("%*s sample_has_redundancy: %d", depth, "", + ((guint16) (val >> 4)) & 0x3); + ++i; + } + return TRUE; +} + +gboolean +qtdemux_dump_unknown (GstQTDemux * qtdemux, GstByteReader * data, int depth) +{ + int len; + + len = gst_byte_reader_get_remaining (data); + GST_LOG ("%*s length: %d", depth, "", len); + + GST_MEMDUMP_OBJECT (qtdemux, "unknown atom data", + gst_byte_reader_peek_data_unchecked (data), len); + return TRUE; +} + +static gboolean +qtdemux_node_dump_foreach (GNode * node, gpointer qtdemux) +{ + GstByteReader parser; + guint8 *buffer = (guint8 *) node->data; /* FIXME: move to byte reader */ + guint32 node_length; + guint32 fourcc; + const QtNodeType *type; + int depth; + + node_length = GST_READ_UINT32_BE (buffer); + fourcc = GST_READ_UINT32_LE (buffer + 4); + + g_warn_if_fail (node_length >= 8); + + gst_byte_reader_init (&parser, buffer + 8, node_length - 8); + + type = qtdemux_type_get (fourcc); + + depth = (g_node_depth (node) - 1) * 2; + GST_LOG ("%*s'%" GST_FOURCC_FORMAT "', [%d], %s", + depth, "", GST_FOURCC_ARGS (fourcc), node_length, type->name); + + if (type->dump) { + gboolean ret; + + ret = type->dump (GST_QTDEMUX_CAST (qtdemux), &parser, depth); + + if (!ret) { + GST_WARNING ("%*s not enough data parsing atom %" GST_FOURCC_FORMAT, + depth, "", GST_FOURCC_ARGS (fourcc)); + } + } + + return FALSE; +} + +gboolean +qtdemux_node_dump (GstQTDemux * qtdemux, GNode * node) +{ + if (__gst_debug_min < GST_LEVEL_LOG) + return TRUE; + + g_node_traverse (node, G_PRE_ORDER, G_TRAVERSE_ALL, -1, + qtdemux_node_dump_foreach, qtdemux); + return TRUE; +} |