#include "config.h"
#endif
-#include "gst/gst-i18n-plugin.h"
+#include <glib/gi18n-lib.h>
#include <glib/gprintf.h>
#include <gst/base/base.h>
GST_PAD_SOMETIMES,
GST_STATIC_CAPS_ANY);
+static GstStaticPadTemplate gst_qtdemux_metasrc_template =
+GST_STATIC_PAD_TEMPLATE ("meta_%u",
+ GST_PAD_SRC,
+ GST_PAD_SOMETIMES,
+ GST_STATIC_CAPS_ANY);
+
#define gst_qtdemux_parent_class parent_class
G_DEFINE_TYPE (GstQTDemux, gst_qtdemux, GST_TYPE_ELEMENT);
GST_ELEMENT_REGISTER_DEFINE_WITH_CODE (qtdemux, "qtdemux",
static GstCaps *qtdemux_sub_caps (GstQTDemux * qtdemux, QtDemuxStream * stream,
QtDemuxStreamStsdEntry * entry, guint32 fourcc, const guint8 * data,
gchar ** codec_name);
+static GstCaps *qtdemux_meta_caps (GstQTDemux * qtdemux, QtDemuxStream * stream,
+ QtDemuxStreamStsdEntry * entry, guint32 fourcc, const guint8 * data,
+ gchar ** codec_name);
static GstCaps *qtdemux_generic_caps (GstQTDemux * qtdemux,
QtDemuxStream * stream, QtDemuxStreamStsdEntry * entry, guint32 fourcc,
const guint8 * stsd_entry_data, gchar ** codec_name);
const gchar * id);
static void qtdemux_gst_structure_free (GstStructure * gststructure);
static void gst_qtdemux_reset (GstQTDemux * qtdemux, gboolean hard);
+static void qtdemux_clear_protection_events_on_all_streams (GstQTDemux *
+ qtdemux);
static void
gst_qtdemux_class_init (GstQTDemuxClass * klass)
}
gst_tag_list_unref (qtdemux->tag_list);
gst_flow_combiner_free (qtdemux->flowcombiner);
- g_queue_foreach (&qtdemux->protection_event_queue, (GFunc) gst_event_unref,
- NULL);
- g_queue_clear (&qtdemux->protection_event_queue);
+ g_queue_clear_full (&qtdemux->protection_event_queue,
+ (GDestroyNotify) gst_event_unref);
g_free (qtdemux->cenc_aux_info_sizes);
qtdemux->cenc_aux_info_sizes = NULL;
gint i;
GST_DEBUG_OBJECT (qtdemux, "Resetting demux");
- gst_pad_stop_task (qtdemux->sinkpad);
if (hard || qtdemux->upstream_format_is_time) {
qtdemux->state = QTDEMUX_STATE_INITIAL;
qtdemux->have_group_id = FALSE;
qtdemux->group_id = G_MAXUINT;
- g_queue_foreach (&qtdemux->protection_event_queue, (GFunc) gst_event_unref,
- NULL);
- g_queue_clear (&qtdemux->protection_event_queue);
+ g_queue_clear_full (&qtdemux->protection_event_queue,
+ (GDestroyNotify) gst_event_unref);
qtdemux->received_seek = FALSE;
qtdemux->first_moof_already_parsed = FALSE;
qtdemux->n_video_streams = 0;
qtdemux->n_audio_streams = 0;
qtdemux->n_sub_streams = 0;
+ qtdemux->n_meta_streams = 0;
qtdemux->exposed = FALSE;
qtdemux->fragmented = FALSE;
qtdemux->mss_mode = FALSE;
gst_caps_replace (&qtdemux->media_caps, NULL);
qtdemux->timescale = 0;
qtdemux->got_moov = FALSE;
+ qtdemux->start_utc_time = GST_CLOCK_TIME_NONE;
qtdemux->cenc_aux_info_offset = 0;
+ g_free (qtdemux->cenc_aux_info_sizes);
qtdemux->cenc_aux_info_sizes = NULL;
qtdemux->cenc_aux_sample_count = 0;
if (qtdemux->protection_system_ids) {
}
}
+static void
+qtdemux_clear_protection_events_on_all_streams (GstQTDemux * qtdemux)
+{
+ for (unsigned i = 0; i < QTDEMUX_N_STREAMS (qtdemux); i++) {
+ QtDemuxStream *stream = QTDEMUX_NTH_STREAM (qtdemux, i);
+ g_queue_clear_full (&stream->protection_scheme_event_queue,
+ (GDestroyNotify) gst_event_unref);
+ }
+}
/* Maps the @segment to the qt edts internal segments and pushes
* the corresponding segment event.
}
stream->protection_scheme_type = 0;
stream->protection_scheme_version = 0;
- g_queue_foreach (&stream->protection_scheme_event_queue,
- (GFunc) gst_event_unref, NULL);
- g_queue_clear (&stream->protection_scheme_event_queue);
+ g_queue_clear_full (&stream->protection_scheme_event_queue,
+ (GDestroyNotify) gst_event_unref);
gst_qtdemux_stream_flush_segments_data (stream);
gst_qtdemux_stream_flush_samples_data (stream);
}
/* only consider at least a sufficiently complete ftyp atom */
if (length >= 20) {
GstBuffer *buf;
+ guint32 minor_version;
+ const guint8 *p;
qtdemux->major_brand = QT_FOURCC (buffer + 8);
- GST_DEBUG_OBJECT (qtdemux, "major brand: %" GST_FOURCC_FORMAT,
+ GST_DEBUG_OBJECT (qtdemux, "ftyp major brand: %" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (qtdemux->major_brand));
+ minor_version = QT_UINT32 (buffer + 12);
+ GST_DEBUG_OBJECT (qtdemux, "ftyp minor version: %u", minor_version);
if (qtdemux->comp_brands)
gst_buffer_unref (qtdemux->comp_brands);
buf = qtdemux->comp_brands = gst_buffer_new_and_alloc (length - 16);
gst_buffer_fill (buf, 0, buffer + 16, length - 16);
+
+ p = buffer + 16;
+ length = length - 16;
+ while (length > 0) {
+ GST_DEBUG_OBJECT (qtdemux, "ftyp compatible brand: %" GST_FOURCC_FORMAT,
+ GST_FOURCC_ARGS (QT_FOURCC (p)));
+ length -= 4;
+ p += 4;
+ }
+ }
+}
+
+static void
+qtdemux_parse_styp (GstQTDemux * qtdemux, const guint8 * buffer, gint length)
+{
+ /* only consider at least a sufficiently complete styp atom */
+ if (length >= 20) {
+ GstBuffer *buf;
+ guint32 major_brand;
+ guint32 minor_version;
+ const guint8 *p;
+
+ major_brand = QT_FOURCC (buffer + 8);
+ GST_DEBUG_OBJECT (qtdemux, "styp major brand: %" GST_FOURCC_FORMAT,
+ GST_FOURCC_ARGS (major_brand));
+ minor_version = QT_UINT32 (buffer + 12);
+ GST_DEBUG_OBJECT (qtdemux, "styp minor version: %u", minor_version);
+ buf = qtdemux->comp_brands = gst_buffer_new_and_alloc (length - 16);
+ gst_buffer_fill (buf, 0, buffer + 16, length - 16);
+
+ p = buffer + 16;
+ length = length - 16;
+ while (length > 0) {
+ GST_DEBUG_OBJECT (qtdemux, "styp compatible brand: %" GST_FOURCC_FORMAT,
+ GST_FOURCC_ARGS (QT_FOURCC (p)));
+ length -= 4;
+ p += 4;
+ }
}
}
return;
}
- gst_structure_get (structure, GST_PROTECTION_SYSTEM_ID_CAPS_FIELD,
- G_TYPE_STRING, &system_id, NULL);
+ if (!gst_structure_get (structure, GST_PROTECTION_SYSTEM_ID_CAPS_FIELD,
+ G_TYPE_STRING, &system_id, NULL)) {
+ GST_WARNING_OBJECT (qtdemux, "%s field not present in caps",
+ GST_PROTECTION_SYSTEM_ID_CAPS_FIELD);
+ return;
+ }
+
gst_qtdemux_append_protection_system_id (qtdemux, system_id);
stream->protected = TRUE;
gst_isoff_qt_sidx_parser_clear (&sidx_parser);
}
+static void
+qtdemux_parse_cstb (GstQTDemux * qtdemux, GstByteReader * data)
+{
+ guint64 start_time;
+ guint32 entry_count;
+
+ GST_DEBUG_OBJECT (qtdemux, "Parsing CorrectStartTime box");
+
+ qtdemux->start_utc_time = GST_CLOCK_TIME_NONE;
+
+ if (gst_byte_reader_get_remaining (data) < 4) {
+ GST_WARNING_OBJECT (qtdemux, "Too small CorrectStartTime box");
+ return;
+ }
+
+ entry_count = gst_byte_reader_get_uint32_be_unchecked (data);
+ if (entry_count == 0)
+ return;
+
+ /* XXX: We assume that all start times are the same as different start times
+ * would violate the MP4 synchronization model, so we just take the first
+ * one here and apply it to all tracks.
+ */
+
+ if (gst_byte_reader_get_remaining (data) < entry_count * 12) {
+ GST_WARNING_OBJECT (qtdemux, "Too small CorrectStartTime box");
+ return;
+ }
+
+ /* Skip track id */
+ gst_byte_reader_skip_unchecked (data, 4);
+
+ /* In 100ns intervals */
+ start_time = gst_byte_reader_get_uint64_be_unchecked (data);
+
+ /* Convert from Jan 1 1601 to Jan 1 1970 */
+ if (start_time < 11644473600 * G_GUINT64_CONSTANT (10000000)) {
+ GST_WARNING_OBJECT (qtdemux, "Start UTC time before UNIX epoch");
+ return;
+ }
+ start_time -= 11644473600 * G_GUINT64_CONSTANT (10000000);
+
+ /* Convert to GstClockTime */
+ start_time *= 100;
+
+ GST_DEBUG_OBJECT (qtdemux, "Start UTC time: %" GST_TIME_FORMAT,
+ GST_TIME_ARGS (start_time));
+
+ qtdemux->start_utc_time = start_time;
+}
+
/* caller verifies at least 8 bytes in buf */
static void
-extract_initial_length_and_fourcc (const guint8 * data, guint size,
+extract_initial_length_and_fourcc (const guint8 * data, gsize size,
guint64 * plength, guint32 * pfourcc)
{
guint64 length;
GST_INFO_OBJECT (stream->pad, "first sample ts %" GST_TIME_FORMAT,
GST_TIME_ARGS (gst_ts));
} else {
- /* subsequent fragments extend stream */
- timestamp =
- stream->samples[stream->n_samples - 1].timestamp +
- stream->samples[stream->n_samples - 1].duration;
-
- /* If this is a GST_FORMAT_BYTES stream and there's a significant
- * difference (1 sec.) between decode_ts and timestamp, prefer the
- * former */
- if (has_tfdt && !qtdemux->upstream_format_is_time
- && ABSDIFF (decode_ts, timestamp) >
- MAX (stream->duration_last_moof / 2,
- GSTTIME_TO_QTSTREAMTIME (stream, GST_SECOND))) {
- GST_INFO_OBJECT (qtdemux,
- "decode_ts (%" GST_TIME_FORMAT ") and timestamp (%" GST_TIME_FORMAT
- ") are significantly different (more than %" GST_TIME_FORMAT
- "), using decode_ts",
- GST_TIME_ARGS (QTSTREAMTIME_TO_GSTTIME (stream, decode_ts)),
- GST_TIME_ARGS (QTSTREAMTIME_TO_GSTTIME (stream, timestamp)),
- GST_TIME_ARGS (QTSTREAMTIME_TO_GSTTIME (stream,
- MAX (stream->duration_last_moof / 2,
- GSTTIME_TO_QTSTREAMTIME (stream, GST_SECOND)))));
+ /* If this is a GST_FORMAT_BYTES stream and we have a tfdt then use it
+ * instead of the sum of sample durations */
+ if (has_tfdt && !qtdemux->upstream_format_is_time) {
timestamp = decode_ts;
+ gst_ts = QTSTREAMTIME_TO_GSTTIME (stream, timestamp);
+ GST_INFO_OBJECT (qtdemux, "first sample ts %" GST_TIME_FORMAT
+ " (using tfdt)", GST_TIME_ARGS (gst_ts));
+ } else {
+ /* subsequent fragments extend stream */
+ timestamp =
+ stream->samples[stream->n_samples - 1].timestamp +
+ stream->samples[stream->n_samples - 1].duration;
+ gst_ts = QTSTREAMTIME_TO_GSTTIME (stream, timestamp);
+ GST_INFO_OBJECT (qtdemux, "first sample ts %" GST_TIME_FORMAT
+ " (extends previous samples)", GST_TIME_ARGS (gst_ts));
}
-
- gst_ts = QTSTREAMTIME_TO_GSTTIME (stream, timestamp);
- GST_INFO_OBJECT (qtdemux, "first sample ts %" GST_TIME_FORMAT
- " (extends previous samples)", GST_TIME_ARGS (gst_ts));
}
}
* high offsets are unlikely and there are files out there that use
* version=0 truns with negative offsets */
ct = QT_UINT32 (data + ct_offset);
+
+ /* FIXME: Set offset to 0 for "no decode samples". This needs
+ * to be handled in a codec specific manner ideally. */
+ if (ct == G_MININT32)
+ ct = 0;
} else {
ct = 0;
}
else
stream->cslg_shift = 0;
+ GST_DEBUG_OBJECT (qtdemux, "Using clsg_shift %" G_GUINT64_FORMAT,
+ stream->cslg_shift);
+
/* Update total duration if needed */
check_update_duration (qtdemux, QTSTREAMTIME_TO_GSTTIME (stream, timestamp));
goto invalid_track;
/* obtain stream defaults */
- qtdemux_parse_trex (qtdemux, *stream,
- default_sample_duration, default_sample_size, default_sample_flags);
+ if (qtdemux_parse_trex (qtdemux, *stream,
+ default_sample_duration, default_sample_size, default_sample_flags)) {
- (*stream)->stsd_sample_description_id =
- (*stream)->def_sample_description_index - 1;
+ /* Default sample description index is only valid if trex parsing succeeded */
+ (*stream)->stsd_sample_description_id =
+ (*stream)->def_sample_description_index - 1;
+ }
if (flags & TF_SAMPLE_DESCRIPTION_INDEX) {
guint32 sample_description_index;
/* iterate all siblings */
trun_node = qtdemux_tree_get_sibling_by_type_full (trun_node, FOURCC_trun,
&trun_data);
+ /* don't use tfdt for subsequent trun as it only refers to the first */
+ tfdt_node = NULL;
}
uuid_node = qtdemux_tree_get_child_by_type (traf_node, FOURCC_uuid);
/* parse any protection system info */
pssh_node = qtdemux_tree_get_child_by_type (moof_node, FOURCC_pssh);
+ if (pssh_node) {
+ /* Unref old protection events if we are going to receive new ones. */
+ qtdemux_clear_protection_events_on_all_streams (qtdemux);
+ }
while (pssh_node) {
GST_LOG_OBJECT (qtdemux, "Parsing pssh box.");
qtdemux_parse_pssh (qtdemux, pssh_node);
GST_ELEMENT_ERROR (qtdemux, STREAM, DEMUX,
(_("This file is incomplete and cannot be played.")),
("We got less than expected (received %" G_GSIZE_FORMAT
- ", wanted %u, offset %" G_GUINT64_FORMAT ")", map.size,
- (guint) length, cur_offset));
+ ", wanted %" G_GUINT64_FORMAT ", offset %" G_GUINT64_FORMAT ")",
+ map.size, length, cur_offset));
gst_buffer_unmap (moov, &map);
gst_buffer_unref (moov);
ret = GST_FLOW_ERROR;
gst_buffer_unref (ftyp);
break;
}
+ case FOURCC_styp:
+ {
+ GstBuffer *styp = NULL;
+
+ ret = gst_qtdemux_pull_atom (qtdemux, cur_offset, length, &styp);
+ if (ret != GST_FLOW_OK)
+ goto beach;
+ qtdemux->offset += length;
+ gst_buffer_map (styp, &map, GST_MAP_READ);
+ qtdemux_parse_styp (qtdemux, map.data, map.size);
+ gst_buffer_unmap (styp, &map);
+ gst_buffer_unref (styp);
+ break;
+ }
case FOURCC_uuid:
{
GstBuffer *uuid = NULL;
gst_buffer_unref (sidx);
break;
}
+ case FOURCC_meta:
+ {
+ GstBuffer *meta = NULL;
+ GNode *node, *child;
+ GstByteReader child_data;
+ ret = gst_qtdemux_pull_atom (qtdemux, cur_offset, length, &meta);
+ if (ret != GST_FLOW_OK)
+ goto beach;
+ qtdemux->offset += length;
+ gst_buffer_map (meta, &map, GST_MAP_READ);
+
+ node = g_node_new (map.data);
+
+ qtdemux_parse_node (qtdemux, node, map.data, map.size);
+
+ /* Parse ONVIF Export File Format CorrectStartTime box if available */
+ if ((child =
+ qtdemux_tree_get_child_by_type_full (node, FOURCC_cstb,
+ &child_data))) {
+ qtdemux_parse_cstb (qtdemux, &child_data);
+ }
+
+ g_node_destroy (node);
+
+ gst_buffer_unmap (meta, &map);
+ gst_buffer_unref (meta);
+ break;
+ }
default:
{
GstBuffer *unknown = NULL;
/* we're going to modify the metadata */
buf = gst_buffer_make_writable (buf);
+ if (qtdemux->start_utc_time != GST_CLOCK_TIME_NONE) {
+ static GstStaticCaps unix_caps = GST_STATIC_CAPS ("timestamp/x-unix");
+ GstCaps *caps = gst_static_caps_get (&unix_caps);
+ gst_buffer_add_reference_timestamp_meta (buf, caps,
+ pts + qtdemux->start_utc_time - stream->cslg_shift,
+ GST_CLOCK_TIME_NONE);
+ gst_caps_unref (caps);
+ }
+
GST_BUFFER_DTS (buf) = dts;
GST_BUFFER_PTS (buf) = pts;
GST_BUFFER_DURATION (buf) = duration;
goto eos_stream;
}
- /* gap events for subtitle streams */
- for (i = 0; i < QTDEMUX_N_STREAMS (qtdemux); i++) {
+ /* fetch info for the current sample of this stream */
+ if (G_UNLIKELY (!gst_qtdemux_prepare_current_sample (qtdemux, target_stream,
+ &empty, &offset, &sample_size, &dts, &pts, &duration, &keyframe)))
+ goto eos_stream;
+
+ /* Send catche-up GAP event for each other stream if required.
+ * This logic will be applied only for positive rate */
+ for (i = 0; i < QTDEMUX_N_STREAMS (qtdemux) &&
+ qtdemux->segment.rate >= 0; i++) {
stream = QTDEMUX_NTH_STREAM (qtdemux, i);
+
+ if (stream == target_stream ||
+ !GST_CLOCK_TIME_IS_VALID (stream->segment.stop) ||
+ !GST_CLOCK_TIME_IS_VALID (stream->segment.position))
+ continue;
+
if (stream->pad) {
GstClockTime gap_threshold;
+ /* kind of running time with offset segment.base and segment.start */
+ GstClockTime pseudo_target_time = target_stream->segment.base;
+ GstClockTime pseudo_cur_time = stream->segment.base;
+
+ /* make sure positive offset, segment.position can be smallr than
+ * segment.start for some reasons */
+ if (target_stream->segment.position >= target_stream->segment.start) {
+ pseudo_target_time +=
+ (target_stream->segment.position - target_stream->segment.start);
+ }
+
+ if (stream->segment.position >= stream->segment.start)
+ pseudo_cur_time += (stream->segment.position - stream->segment.start);
/* Only send gap events on non-subtitle streams if lagging way behind. */
if (stream->subtype == FOURCC_subp
/* send gap events until the stream catches up */
/* gaps can only be sent after segment is activated (segment.stop is no longer -1) */
- while (GST_CLOCK_TIME_IS_VALID (stream->segment.stop) &&
- GST_CLOCK_TIME_IS_VALID (stream->segment.position) &&
- stream->segment.position + gap_threshold < min_time) {
+ while (GST_CLOCK_TIME_IS_VALID (stream->segment.position) &&
+ pseudo_cur_time < (G_MAXUINT64 - gap_threshold) &&
+ pseudo_cur_time + gap_threshold < pseudo_target_time) {
GstEvent *gap =
gst_event_new_gap (stream->segment.position, gap_threshold);
+ GST_LOG_OBJECT (stream->pad, "Sending %" GST_PTR_FORMAT, gap);
+
gst_pad_push_event (stream->pad, gap);
stream->segment.position += gap_threshold;
+ pseudo_cur_time += gap_threshold;
}
}
}
stream = target_stream;
- /* fetch info for the current sample of this stream */
- if (G_UNLIKELY (!gst_qtdemux_prepare_current_sample (qtdemux, stream, &empty,
- &offset, &sample_size, &dts, &pts, &duration, &keyframe)))
- goto eos_stream;
gst_qtdemux_stream_check_and_change_stsd_index (qtdemux, stream);
if (stream->new_caps) {
if (demux->moov_node)
g_node_destroy (demux->moov_node);
demux->moov_node = NULL;
+ demux->start_utc_time = GST_CLOCK_TIME_NONE;
}
demux->last_moov_offset = demux->offset;
} else if (fourcc == FOURCC_sidx) {
GST_DEBUG_OBJECT (demux, "Parsing [sidx]");
qtdemux_parse_sidx (demux, data, demux->neededbytes);
+ } else if (fourcc == FOURCC_meta) {
+ GNode *node, *child;
+ GstByteReader child_data;
+
+ node = g_node_new ((gpointer) data);
+ qtdemux_parse_node (demux, node, data, demux->neededbytes);
+
+ /* Parse ONVIF Export File Format CorrectStartTime box if available */
+ if ((child =
+ qtdemux_tree_get_child_by_type_full (node, FOURCC_cstb,
+ &child_data))) {
+ qtdemux_parse_cstb (demux, &child_data);
+ }
+
+ g_node_destroy (node);
} else {
switch (fourcc) {
case FOURCC_styp:
break;
}
+ if (*length > G_MAXUINT - 4096 || *length > QTDEMUX_MAX_SAMPLE_INDEX_SIZE) {
+ GST_WARNING ("too big decompressed data");
+ ret = Z_MEM_ERROR;
+ break;
+ }
+
*length += 4096;
buffer = (guint8 *) g_realloc (buffer, *length);
z.next_out = (Bytef *) (buffer + z.total_out);
- z.avail_out += 4096;
+ z.avail_out += *length - z.total_out;
} while (z.avail_in > 0);
if (ret != Z_STREAM_END) {
g_value_init (&event_list, GST_TYPE_LIST);
for (; walk; walk = g_list_previous (walk)) {
- GValue *event_value = g_new0 (GValue, 1);
- g_value_init (event_value, GST_TYPE_EVENT);
- g_value_set_boxed (event_value, walk->data);
- gst_value_list_append_and_take_value (&event_list, event_value);
+ GValue event_value = G_VALUE_INIT;
+ g_value_init (&event_value, GST_TYPE_EVENT);
+ g_value_set_boxed (&event_value, walk->data);
+ gst_value_list_append_and_take_value (&event_list, &event_value);
}
/* 2a) Query downstream with GST_QUERY_CONTEXT for the context and
}
if (stream->pad) {
+ gboolean forward_collection = FALSE;
GstCaps *prev_caps = NULL;
GST_PAD_ELEMENT_PRIVATE (stream->pad) = stream;
}
}
- GST_DEBUG_OBJECT (qtdemux, "setting caps %" GST_PTR_FORMAT,
- CUR_STREAM (stream)->caps);
if (stream->new_stream) {
GstEvent *event;
GstStreamFlags stream_flags = GST_STREAM_FLAG_NONE;
}
gst_event_set_stream_flags (event, stream_flags);
gst_pad_push_event (stream->pad, event);
+
+ forward_collection = TRUE;
}
prev_caps = gst_pad_get_current_caps (stream->pad);
if (prev_caps)
gst_caps_unref (prev_caps);
stream->new_caps = FALSE;
+
+ if (forward_collection) {
+ /* Forward upstream collection and selection if any */
+ GstEvent *upstream_event = gst_pad_get_sticky_event (qtdemux->sinkpad,
+ GST_EVENT_STREAM_COLLECTION, 0);
+ if (upstream_event)
+ gst_pad_push_event (stream->pad, upstream_event);
+ }
}
return TRUE;
}
goto done;
}
qtdemux->n_sub_streams++;
+ } else if (stream->subtype == FOURCC_meta) {
+ gchar *name = g_strdup_printf ("meta_%u", qtdemux->n_meta_streams);
+
+ stream->pad =
+ gst_pad_new_from_static_template (&gst_qtdemux_metasrc_template, name);
+ g_free (name);
+ if (!gst_qtdemux_configure_stream (qtdemux, stream)) {
+ gst_object_unref (stream->pad);
+ stream->pad = NULL;
+ ret = FALSE;
+ goto done;
+ }
+ qtdemux->n_meta_streams++;
} else if (CUR_STREAM (stream)->caps) {
gchar *name = g_strdup_printf ("video_%u", qtdemux->n_video_streams);
&stream->ctts) ? TRUE : FALSE) == TRUE) {
GstByteReader cslg = GST_BYTE_READER_INIT (NULL, 0);
guint8 ctts_version;
+ gboolean checked_ctts = FALSE;
/* copy atom data into a new buffer for later use */
stream->ctts.data = g_memdup2 (stream->ctts.data, stream->ctts.size);
pos = gst_byte_reader_get_pos (&stream->ctts);
num_entries = stream->n_composition_times;
+ checked_ctts = TRUE;
+
stream->cslg_shift = 0;
for (i = 0; i < num_entries; i++) {
offset = gst_byte_reader_get_int32_be_unchecked (&stream->ctts);
/* HACK: if sample_offset is larger than 2 * duration, ignore the box.
* slightly inaccurate PTS could be more usable than corrupted one */
- if (G_UNLIKELY ((ABS (offset) / 2) > stream->duration)) {
+ if (G_UNLIKELY ((ctts_version == 0 || offset != G_MININT32)
+ && ABS (offset) / 2 > stream->duration)) {
GST_WARNING_OBJECT (qtdemux,
"Ignore corrupted ctts, sample_offset %" G_GINT32_FORMAT
- " larger than duration %" G_GUINT64_FORMAT,
- offset, stream->duration);
+ " larger than duration %" G_GUINT64_FORMAT, offset,
+ stream->duration);
stream->cslg_shift = 0;
stream->ctts_present = FALSE;
goto done;
}
- if (offset < cslg_least)
+ /* Don't consider "no decode samples" with offset G_MININT32
+ * for the DTS/PTS shift */
+ if (offset != G_MININT32 && offset < cslg_least)
cslg_least = offset;
}
/* reset the reader so we can generate sample table */
gst_byte_reader_set_pos (&stream->ctts, pos);
}
+
+ /* Check if ctts values are looking reasonable if that didn't happen above */
+ if (!checked_ctts) {
+ guint num_entries, pos;
+ gint i;
+
+ pos = gst_byte_reader_get_pos (&stream->ctts);
+ num_entries = stream->n_composition_times;
+
+ for (i = 0; i < num_entries; i++) {
+ gint32 offset;
+
+ gst_byte_reader_skip_unchecked (&stream->ctts, 4);
+ offset = gst_byte_reader_get_int32_be_unchecked (&stream->ctts);
+ /* HACK: if sample_offset is larger than 2 * duration, ignore the box.
+ * slightly inaccurate PTS could be more usable than corrupted one */
+ if (G_UNLIKELY ((ctts_version == 0 || offset != G_MININT32)
+ && ABS (offset) / 2 > stream->duration)) {
+ GST_WARNING_OBJECT (qtdemux,
+ "Ignore corrupted ctts, sample_offset %" G_GINT32_FORMAT
+ " larger than duration %" G_GUINT64_FORMAT, offset,
+ stream->duration);
+
+ stream->cslg_shift = 0;
+ stream->ctts_present = FALSE;
+ goto done;
+ }
+ }
+
+ /* reset the reader so we can generate sample table */
+ gst_byte_reader_set_pos (&stream->ctts, pos);
+ }
} else {
/* Ensure the cslg_shift value is consistent so we can use it
* unconditionally to produce TS and Segment */
stream->cslg_shift = 0;
}
+ GST_DEBUG_OBJECT (qtdemux, "Using clsg_shift %" G_GUINT64_FORMAT,
+ stream->cslg_shift);
+
/* For raw audio streams especially we might want to merge the samples
* to not output one audio sample per buffer. We're doing this here
* before allocating the sample tables so that from this point onwards
ctts_count = stream->ctts_count;
ctts_soffset = stream->ctts_soffset;
+ /* FIXME: Set offset to 0 for "no decode samples". This needs
+ * to be handled in a codec specific manner ideally. */
+ if (ctts_soffset == G_MININT32)
+ ctts_soffset = 0;
+
for (j = stream->ctts_sample_index; j < ctts_count; j++) {
cur->pts_offset = ctts_soffset;
cur++;
stream->segments = NULL;
if ((edts = qtdemux_tree_get_child_by_type (trak, FOURCC_edts))) {
GNode *elst;
- gint n_segments;
- gint segment_number, entry_size;
+ guint n_segments;
+ guint segment_number, entry_size;
guint64 time;
GstClockTime stime;
const guint8 *buffer;
/*parse svmi header if existing */
svmi = qtdemux_tree_get_child_by_type (stbl, FOURCC_svmi);
if (svmi) {
- guint len = QT_UINT32 ((guint8 *) svmi->data);
+ guint32 len = QT_UINT32 ((guint8 *) svmi->data);
guint32 version = QT_UINT32 ((guint8 *) svmi->data + 8);
if (!version) {
GstVideoMultiviewMode mode = GST_VIDEO_MULTIVIEW_MODE_NONE;
break;
}
} else {
- gint i, j, start, end;
+ guint i, j, start, end;
if (len < 94)
goto corrupt_file;
if (pasp) {
const guint8 *pasp_data = (const guint8 *) pasp->data;
- gint len = QT_UINT32 (pasp_data);
+ guint len = QT_UINT32 (pasp_data);
if (len == 16) {
CUR_STREAM (stream)->par_w = QT_UINT32 (pasp_data + 8);
if (fiel) {
const guint8 *fiel_data = (const guint8 *) fiel->data;
- gint len = QT_UINT32 (fiel_data);
+ guint len = QT_UINT32 (fiel_data);
if (len == 10) {
CUR_STREAM (stream)->interlace_mode = GST_READ_UINT8 (fiel_data + 8);
if (colr) {
const guint8 *colr_data = (const guint8 *) colr->data;
- gint len = QT_UINT32 (colr_data);
+ guint len = QT_UINT32 (colr_data);
if (len == 19 || len == 18) {
guint32 color_type = GST_READ_UINT32_LE (colr_data + 8);
case FOURCC_avc1:
case FOURCC_avc3:
{
- gint len = QT_UINT32 (stsd_entry_data) - 0x56;
+ guint len = QT_UINT32 (stsd_entry_data);
+ len = len <= 0x56 ? 0 : len - 0x56;
const guint8 *avc_data = stsd_entry_data + 0x56;
/* find avcC */
while (len >= 0x8) {
- gint size;
+ guint size;
- if (QT_UINT32 (avc_data) <= len)
+ if (QT_UINT32 (avc_data) <= 0x8)
+ size = 0;
+ else if (QT_UINT32 (avc_data) <= len)
size = QT_UINT32 (avc_data) - 0x8;
else
size = len - 0x8;
case FOURCC_dvh1:
case FOURCC_dvhe:
{
- gint len = QT_UINT32 (stsd_entry_data) - 0x56;
+ guint len = QT_UINT32 (stsd_entry_data);
+ len = len <= 0x56 ? 0 : len - 0x56;
const guint8 *hevc_data = stsd_entry_data + 0x56;
/* find hevc */
while (len >= 0x8) {
- gint size;
+ guint size;
- if (QT_UINT32 (hevc_data) <= len)
+ if (QT_UINT32 (hevc_data) <= 0x8)
+ size = 0;
+ else if (QT_UINT32 (hevc_data) <= len)
size = QT_UINT32 (hevc_data) - 0x8;
else
size = len - 0x8;
if (glbl) {
guint8 *data;
GstBuffer *buf;
- gint len;
+ guint len;
GST_DEBUG_OBJECT (qtdemux, "found glbl data in stsd");
data = glbl->data;
/* add codec_data if provided */
if (prefix) {
GstBuffer *buf;
- gint len;
+ guint len;
GST_DEBUG_OBJECT (qtdemux, "found prefix data in stsd");
data = prefix->data;
GstBuffer *buf;
GstBuffer *seqh = NULL;
const guint8 *gamma_data = NULL;
- gint len = QT_UINT32 (stsd_data); /* FIXME review - why put the whole stsd in codec data? */
+ guint len = QT_UINT32 (stsd_data); /* FIXME review - why put the whole stsd in codec data? */
qtdemux_parse_svq3_stsd_data (qtdemux, stsd_entry_data, &gamma_data,
&seqh);
}
case FOURCC_vc_1:
{
- gint len = QT_UINT32 (stsd_entry_data) - 0x56;
+ guint len = QT_UINT32 (stsd_entry_data);
+ len = len <= 0x56 ? 0 : len - 0x56;
const guint8 *vc1_data = stsd_entry_data + 0x56;
/* find dvc1 */
while (len >= 8) {
- gint size;
+ guint size;
- if (QT_UINT32 (vc1_data) <= len)
+ if (QT_UINT32 (vc1_data) <= 8)
+ size = 0;
+ else if (QT_UINT32 (vc1_data) <= len)
size = QT_UINT32 (vc1_data) - 8;
else
size = len - 8;
}
case FOURCC_av01:
{
- gint len = QT_UINT32 (stsd_entry_data) - 0x56;
+ guint len = QT_UINT32 (stsd_entry_data);
+ len = len <= 0x56 ? 0 : len - 0x56;
const guint8 *av1_data = stsd_entry_data + 0x56;
/* find av1C */
while (len >= 0x8) {
- gint size;
+ guint size;
- if (QT_UINT32 (av1_data) <= len)
+ if (QT_UINT32 (av1_data) <= 0x8)
+ size = 0;
+ else if (QT_UINT32 (av1_data) <= len)
size = QT_UINT32 (av1_data) - 0x8;
else
size = len - 0x8;
* vp08, vp09, and vp10 fourcc. */
case FOURCC_vp09:
{
- gint len = QT_UINT32 (stsd_entry_data) - 0x56;
+ guint len = QT_UINT32 (stsd_entry_data);
+ len = len <= 0x56 ? 0 : len - 0x56;
const guint8 *vpcc_data = stsd_entry_data + 0x56;
/* find vpcC */
while (len >= 0x8) {
- gint size;
+ guint size;
- if (QT_UINT32 (vpcc_data) <= len)
+ if (QT_UINT32 (vpcc_data) <= 0x8)
+ size = 0;
+ else if (QT_UINT32 (vpcc_data) <= len)
size = QT_UINT32 (vpcc_data) - 0x8;
else
size = len - 0x8;
} else if (stream->subtype == FOURCC_soun) {
GNode *wave;
- int version, samplesize;
+ guint version, samplesize;
guint16 compression_id;
gboolean amrwb = FALSE;
}
case FOURCC_wma_:
{
- gint len = QT_UINT32 (stsd_entry_data) - offset;
+ guint len = QT_UINT32 (stsd_entry_data);
+ len = len <= offset ? 0 : len - offset;
const guint8 *wfex_data = stsd_entry_data + offset;
const gchar *codec_name = NULL;
gint version = 1;
/* find wfex */
while (len >= 8) {
- gint size;
+ guint size;
- if (QT_UINT32 (wfex_data) <= len)
+ if (QT_UINT32 (wfex_data) <= 0x8)
+ size = 0;
+ else if (QT_UINT32 (wfex_data) <= len)
size = QT_UINT32 (wfex_data) - 8;
else
size = len - 8;
entry->caps = gst_codec_utils_opus_create_caps (rate, channels,
channel_mapping_family, stream_count, coupled_count,
channel_mapping);
+ g_free (channel_mapping);
break;
}
default:
GST_INFO_OBJECT (qtdemux,
"type %" GST_FOURCC_FORMAT " caps %" GST_PTR_FORMAT,
GST_FOURCC_ARGS (fourcc), entry->caps);
+ } else if (stream->subtype == FOURCC_meta) {
+ entry->sampled = TRUE;
+ entry->sparse = TRUE;
+
+ entry->caps =
+ qtdemux_meta_caps (qtdemux, stream, entry, fourcc, stsd_entry_data,
+ &codec);
+ if (codec) {
+ gst_tag_list_add (stream->stream_tags, GST_TAG_MERGE_REPLACE,
+ GST_TAG_CODEC, codec, NULL);
+ g_free (codec);
+ codec = NULL;
+ }
+
+ GST_INFO_OBJECT (qtdemux,
+ "type %" GST_FOURCC_FORMAT " caps %" GST_PTR_FORMAT,
+ GST_FOURCC_ARGS (fourcc), entry->caps);
} else {
/* everything in 1 sample */
entry->sampled = TRUE;
/* unset new_stream to prevent stream-start event, unless we are EOS in which
* case we need to force one through */
- newstream->new_stream = GST_PAD_IS_EOS (newstream->pad);
+ newstream->new_stream = newstream->pad != NULL
+ && GST_PAD_IS_EOS (newstream->pad);
return gst_qtdemux_configure_stream (qtdemux, newstream);
}
/* parse any protection system info */
pssh = qtdemux_tree_get_child_by_type (qtdemux->moov_node, FOURCC_pssh);
+ if (pssh) {
+ /* Unref old protection events if we are going to receive new ones. */
+ qtdemux_clear_protection_events_on_all_streams (qtdemux);
+ }
while (pssh) {
GST_LOG_OBJECT (qtdemux, "Parsing pssh box.");
qtdemux_parse_pssh (qtdemux, pssh);
"stream-format", G_TYPE_STRING, "avc3",
"alignment", G_TYPE_STRING, "au", NULL);
break;
+ case FOURCC_ai12:
+ case FOURCC_ai13:
+ case FOURCC_ai15:
+ case FOURCC_ai16:
+ case FOURCC_ai1p:
+ case FOURCC_ai1q:
+ case FOURCC_ai52:
+ case FOURCC_ai53:
+ case FOURCC_ai55:
+ case FOURCC_ai56:
+ case FOURCC_ai5p:
+ case FOURCC_ai5q:
+ _codec ("H.264 / AVC");
+ caps = gst_caps_new_simple ("video/x-h264",
+ "stream-format", G_TYPE_STRING, "byte-stream",
+ "alignment", G_TYPE_STRING, "au", NULL);
+ break;
case FOURCC_H265:
case FOURCC_hvc1:
case FOURCC_dvh1:
break;
case FOURCC_av01:
_codec ("AV1");
- caps = gst_caps_new_empty_simple ("video/x-av1");
+ caps = gst_caps_new_simple ("video/x-av1",
+ "stream-format", G_TYPE_STRING, "obu-stream",
+ "alignment", G_TYPE_STRING, "tu", NULL);
break;
case GST_MAKE_FOURCC ('k', 'p', 'c', 'd'):
default:
}
static GstCaps *
+qtdemux_meta_caps (GstQTDemux * qtdemux, QtDemuxStream * stream,
+ QtDemuxStreamStsdEntry * entry, guint32 fourcc,
+ const guint8 * stsd_entry_data, gchar ** codec_name)
+{
+ GstCaps *caps = NULL;
+
+ GST_DEBUG_OBJECT (qtdemux, "resolve fourcc 0x%08x", GUINT32_TO_BE (fourcc));
+
+ switch (fourcc) {
+ case FOURCC_metx:{
+ gsize size = QT_UINT32 (stsd_entry_data);
+ GstByteReader reader = GST_BYTE_READER_INIT (stsd_entry_data, size);
+ const gchar *content_encoding;
+ const gchar *namespaces;
+ const gchar *schema_locations;
+
+ if (!gst_byte_reader_skip (&reader, 8 + 6 + 2)) {
+ GST_WARNING_OBJECT (qtdemux, "Too short metx sample entry");
+ break;
+ }
+
+ if (!gst_byte_reader_get_string (&reader, &content_encoding) ||
+ !gst_byte_reader_get_string (&reader, &namespaces) ||
+ !gst_byte_reader_get_string (&reader, &schema_locations)) {
+ GST_WARNING_OBJECT (qtdemux, "Too short metx sample entry");
+ break;
+ }
+
+ if (strstr (namespaces, "http://www.onvif.org/ver10/schema") != 0) {
+ if (content_encoding == NULL || *content_encoding == '\0'
+ || g_ascii_strcasecmp (content_encoding, "xml") == 0) {
+ _codec ("ONVIF Timed XML MetaData");
+ caps =
+ gst_caps_new_simple ("application/x-onvif-metadata", "parsed",
+ G_TYPE_BOOLEAN, TRUE, NULL);
+ } else {
+ GST_DEBUG_OBJECT (qtdemux, "Unknown content encoding: %s",
+ content_encoding);
+ }
+ } else {
+ GST_DEBUG_OBJECT (qtdemux, "Unknown metadata namespaces: %s",
+ namespaces);
+ }
+
+ break;
+ }
+ default:
+ break;
+ }
+
+ if (!caps)
+ caps = _get_unknown_codec_name ("meta", fourcc);
+
+ return caps;
+}
+
+static GstCaps *
qtdemux_generic_caps (GstQTDemux * qtdemux, QtDemuxStream * stream,
QtDemuxStreamStsdEntry * entry, guint32 fourcc,
const guint8 * stsd_entry_data, gchar ** codec_name)