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gstreamer/gst/isomp4/qtdemux_dump.c
Olivier Crête b6e8c6323e qtdemux: Add initial support for AV1 demuxing 
Following the spec at
https://aomediacodec.github.io/av1-isobmff/
2018-07-26 14:14:53 -04:00

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/* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "qtdemux_debug.h"
#include "qtdemux_types.h"
#include "qtdemux_dump.h"
#include "fourcc.h"
#include "qtatomparser.h"
#include <string.h>
#define GST_CAT_DEFAULT qtdemux_debug
#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_unchecked (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))
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];
guint8 len;
if (gst_byte_reader_get_uint8 (data, &len)
&& 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;
}
static gboolean
qtdemux_dump_stsd_avc1 (GstQTDemux * qtdemux, GstByteReader * data, guint size,
int depth)
{
guint32 fourcc;
/* Size of avc1 = 78 bytes */
if (size < (6 + 2 + 4 + 4 + 4 + 4 + 2 + 2 + 4 + 4 + 4 + 2 + 1 + 31 + 2 + 2))
return FALSE;
gst_byte_reader_skip_unchecked (data, 6);
GST_LOG_OBJECT (qtdemux, "%*s data reference:%d", depth, "",
GET_UINT16 (data));
GST_LOG_OBJECT (qtdemux, "%*s version/rev.: %08x", depth, "",
GET_UINT32 (data));
fourcc = GET_FOURCC (data);
GST_LOG_OBJECT (qtdemux, "%*s vendor: %" GST_FOURCC_FORMAT, depth,
"", GST_FOURCC_ARGS (fourcc));
GST_LOG_OBJECT (qtdemux, "%*s temporal qual: %u", depth, "",
GET_UINT32 (data));
GST_LOG_OBJECT (qtdemux, "%*s spatial qual: %u", depth, "",
GET_UINT32 (data));
GST_LOG_OBJECT (qtdemux, "%*s width: %u", depth, "",
GET_UINT16 (data));
GST_LOG_OBJECT (qtdemux, "%*s height: %u", depth, "",
GET_UINT16 (data));
GST_LOG_OBJECT (qtdemux, "%*s horiz. resol: %g", depth, "",
GET_FP32 (data));
GST_LOG_OBJECT (qtdemux, "%*s vert. resol.: %g", depth, "",
GET_FP32 (data));
GST_LOG_OBJECT (qtdemux, "%*s data size: %u", depth, "",
GET_UINT32 (data));
GST_LOG_OBJECT (qtdemux, "%*s frame count: %u", depth, "",
GET_UINT16 (data));
/* 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_unchecked (data, 1 + 31);
GST_LOG_OBJECT (qtdemux, "%*s compressor: (skipped)", depth, "");
GST_LOG_OBJECT (qtdemux, "%*s depth: %u", depth, "",
GET_UINT16 (data));
GST_LOG_OBJECT (qtdemux, "%*s color table ID:%u", depth, "",
GET_UINT16 (data));
return TRUE;
}
static gboolean
qtdemux_dump_stsd_av01 (GstQTDemux * qtdemux, GstByteReader * data, guint size,
int depth)
{
guint compressor_len;
char compressor_name[32];
/* Size of av01 = 78 bytes */
if (size < (6 + 2 + 4 + 12 + 2 + 2 + 4 + 4 + 4 + 2 + 1 + 31 + 2 + 2))
return FALSE;
gst_byte_reader_skip_unchecked (data, 6);
GST_LOG_OBJECT (qtdemux, "%*s data reference:%d", depth, "",
GET_UINT16 (data));
GST_LOG_OBJECT (qtdemux, "%*s version/rev.: %08x", depth, "",
GET_UINT32 (data));
gst_byte_reader_skip_unchecked (data, 12); /* pre-defined & reserved */
GST_LOG_OBJECT (qtdemux, "%*s width: %u", depth, "",
GET_UINT16 (data));
GST_LOG_OBJECT (qtdemux, "%*s height: %u", depth, "",
GET_UINT16 (data));
GST_LOG_OBJECT (qtdemux, "%*s horiz. resol: %g", depth, "",
GET_FP32 (data));
GST_LOG_OBJECT (qtdemux, "%*s vert. resol.: %g", depth, "",
GET_FP32 (data));
GST_LOG_OBJECT (qtdemux, "%*s data size: %u", depth, "",
GET_UINT32 (data));
GST_LOG_OBJECT (qtdemux, "%*s frame count: %u", depth, "",
GET_UINT16 (data));
/* something is not right with this, it's supposed to be a string but it's
* not apparently, so just skip this for now */
compressor_len = MAX (GET_UINT8 (data), 31);
memcpy (compressor_name, gst_byte_reader_get_data_unchecked (data, 31), 31);
compressor_name[compressor_len] = 0;
GST_LOG_OBJECT (qtdemux, "%*s compressor: %s", depth, "",
compressor_name);
GST_LOG_OBJECT (qtdemux, "%*s depth: %u", depth, "",
GET_UINT16 (data));
GST_LOG_OBJECT (qtdemux, "%*s color table ID:%u", depth, "",
GET_UINT16 (data));
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, remain;
guint32 fourcc;
if (!gst_byte_reader_get_uint32_be (data, &size) ||
!qt_atom_parser_get_fourcc (data, &fourcc))
return FALSE;
GST_LOG_OBJECT (qtdemux, "%*s size: %u", depth, "", size);
GST_LOG_OBJECT (qtdemux, "%*s type: %" GST_FOURCC_FORMAT, depth,
"", GST_FOURCC_ARGS (fourcc));
remain = gst_byte_reader_get_remaining (data);
/* Size includes the 8 bytes we just read: len & fourcc, then 8 bytes
* version, flags, entries_count */
if (size > remain + 8) {
GST_LOG_OBJECT (qtdemux,
"Not enough data left for this atom (have %u need %u)", remain, size);
return FALSE;
}
qt_atom_parser_peek_sub (data, 0, size, &sub);
switch (fourcc) {
case FOURCC_avc1:
if (!qtdemux_dump_stsd_avc1 (qtdemux, &sub, size, depth + 1))
return FALSE;
break;
case FOURCC_fLaC:
/* will be dumped by node_dump_foreach */
break;
case FOURCC_mp4s:
if (!gst_byte_reader_get_uint32_be (&sub, &ver_flags) ||
!gst_byte_reader_get_uint32_be (&sub, &num_entries))
return FALSE;
if (!qtdemux_dump_unknown (qtdemux, &sub, depth + 1))
return FALSE;
break;
case FOURCC_av01:
if (!qtdemux_dump_stsd_av01 (qtdemux, &sub, size, depth + 1))
return FALSE;
break;
default:
/* Unknown stsd data, dump the bytes */
if (!qtdemux_dump_unknown (qtdemux, &sub, depth + 1))
return FALSE;
break;
}
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, i;
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 (!qt_atom_parser_has_chunks (data, num_entries, 4))
return FALSE;
for (i = 0; i < num_entries; i++) {
GST_TRACE ("%*s sample size: %u", depth, "", GET_UINT32 (data));
}
}
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;
gint32 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: %u", 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_cslg (GstQTDemux * qtdemux, GstByteReader * data, int depth)
{
guint32 ver_flags = 0, shift = 0;
gint32 least_offset = 0, start_time = 0, end_time = 0;
if (!gst_byte_reader_get_uint32_be (data, &ver_flags) ||
!gst_byte_reader_get_uint32_be (data, &shift) ||
!gst_byte_reader_get_int32_be (data, &least_offset) ||
!gst_byte_reader_get_int32_be (data, &start_time) ||
!gst_byte_reader_get_int32_be (data, &end_time))
return FALSE;
GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags);
GST_LOG ("%*s shift: %u", depth, "", shift);
GST_LOG ("%*s least offset: %d", depth, "", least_offset);
GST_LOG ("%*s start time: %d", depth, "", start_time);
GST_LOG ("%*s end time: %d", depth, "", end_time);
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 version/flags: %08x", depth, "", GET_UINT32 (data));
GST_LOG ("%*s size: %d", depth, "", GET_UINT32 (data));
return TRUE;
}
gboolean
qtdemux_dump_mfhd (GstQTDemux * qtdemux, GstByteReader * data, int depth)
{
if (!qt_atom_parser_has_remaining (data, 4))
return FALSE;
GST_LOG ("%*s version/flags: %08x", depth, "", GET_UINT32 (data));
GST_LOG ("%*s sequence_number: %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_TRACE ("%*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_TRACE ("%*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_TRACE ("%*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_TRACE ("%*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_tfdt (GstQTDemux * qtdemux, GstByteReader * data, int depth)
{
guint32 version = 0;
guint64 decode_time;
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, &decode_time)) {
GST_LOG ("%*s Track fragment decode time: %" G_GUINT64_FORMAT,
depth, "", decode_time);
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);
GST_LOG ("%*s early display: %d", depth, "",
((guint16) (val >> 6)) & 0x1);
++i;
}
return TRUE;
}
gboolean
qtdemux_dump_svmi (GstQTDemux * qtdemux, GstByteReader * data, int depth)
{
guint32 version;
guint stereo_mono_change_count;
guint i;
version = GET_UINT32 (data);
GST_LOG ("%*s version/flags: %08x", depth, "", version);
if (!version) {
/* stereoscopic visual type information */
GST_LOG ("%*s stereo_composition_type: %d", depth, "",
GET_UINT8 (data));
GST_LOG ("%*s is_left_first: %d", depth, "",
((guint8) GET_UINT8 (data)) & 0x01);
/* stereo_mono_change information */
stereo_mono_change_count = GET_UINT32 (data);
GST_LOG ("%*s stereo_mono_change_count: %d", depth, "",
stereo_mono_change_count);
for (i = 1; i <= stereo_mono_change_count; i++) {
GST_LOG ("%*s sample_count: %d", depth, "", GET_UINT32 (data));
GST_LOG ("%*s stereo_flag: %d", depth, "",
((guint8) GET_UINT8 (data)) & 0x01);
}
}
return TRUE;
}
gboolean
qtdemux_dump_dfLa (GstQTDemux * qtdemux, GstByteReader * data, int depth)
{
const gchar *block_types[] = {
"STREAMINFO", "PADDING", "APPLICATION", "SEEKTABLE", "VORBIS_COMMENT",
"CUESHEET", "PICTURE", "UNKNOWN", "INVALID"
};
guint32 ver_flags, block_header, block_size;
gint8 block_type;
gboolean isLast = FALSE;
if (!gst_byte_reader_get_uint32_be (data, &ver_flags))
return FALSE;
GST_LOG ("%*s version/flags: %08x", depth, "", ver_flags);
do {
if (!gst_byte_reader_get_uint32_be (data, &block_header))
break;
isLast = (block_header >> 31) & 1;
block_type = (block_header >> 24) & 0x7F;
block_size = block_header & 0xFFFFFF;
if (block_type == 127)
block_type = 8;
else if (block_type > 6)
block_type = 7;
GST_LOG ("%*s block_type: %s", depth, "", block_types[block_type]);
GST_LOG ("%*s last-block-flag: %s", depth, "", isLast ? "true" : "false");
GST_LOG ("%*s length: %d", depth, "", block_size);
if (!gst_byte_reader_skip (data, block_size))
break;
} while (!isLast);
return TRUE;
}
gboolean
qtdemux_dump_fLaC (GstQTDemux * qtdemux, GstByteReader * data, int depth)
{
guint16 data_ref_id, n_channels, sample_size;
guint32 sample_rate;
if (!gst_byte_reader_skip (data, 6) ||
!gst_byte_reader_get_uint16_be (data, &data_ref_id) ||
!gst_byte_reader_skip (data, 8) ||
!gst_byte_reader_get_uint16_be (data, &n_channels) ||
!gst_byte_reader_get_uint16_be (data, &sample_size) ||
!gst_byte_reader_skip (data, 4) ||
!gst_byte_reader_get_uint32_be (data, &sample_rate))
return FALSE;
GST_LOG ("%*s data reference: %d", depth, "", data_ref_id);
GST_LOG ("%*s channel count: %d", depth, "", n_channels);
GST_LOG ("%*s sample size: %d", depth, "", sample_size);
GST_LOG ("%*s sample rate: %d", depth, "", (sample_rate >> 16));
return TRUE;
}
gboolean
qtdemux_dump_gmin (GstQTDemux * qtdemux, GstByteReader * data, int depth)
{
guint32 ver_flags;
guint16 graphics_mode, opc_r, opc_g, opc_b, balance;
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_uint16_be (data, &graphics_mode) ||
!gst_byte_reader_get_uint16_be (data, &opc_r) ||
!gst_byte_reader_get_uint16_be (data, &opc_g) ||
!gst_byte_reader_get_uint16_be (data, &opc_b) ||
!gst_byte_reader_get_uint16_be (data, &balance))
return FALSE;
GST_LOG ("%*s graphics mode : 0x%x", depth, "", graphics_mode);
GST_LOG ("%*s opcolor : r:0x%x g:0x%x b:0x%x", depth, "", opc_r, opc_g,
opc_b);
GST_LOG ("%*s balance : %d", depth, "", balance);
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)
{
#ifndef GST_DISABLE_GST_DEBUG
/* Only traverse/dump if we know it will be outputted in the end */
if (qtdemux_debug->threshold < GST_LEVEL_LOG)
return TRUE;
g_node_traverse (node, G_PRE_ORDER, G_TRAVERSE_ALL, -1,
qtdemux_node_dump_foreach, qtdemux);
#endif
return TRUE;
}
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