gboolean
get_name_info_from_component (Component componentID,
ComponentDescription * desc, gchar ** name, gchar ** info)
{
Handle nameHandle = NewHandle (200);
Handle infoHandle = NewHandle (200);
gchar *tmpname;
gchar *tmpinfo;
OSErr result;
gboolean ret = TRUE;
result = GetComponentInfo (componentID, desc, nameHandle, infoHandle, NULL);
if (result != noErr) {
ret = FALSE;
goto done;
}
#if DEBUG_DUMP
GST_LOG ("ComponentDescription dump");
gst_util_dump_mem ((const guchar *) desc, sizeof (ComponentDescription));
gst_util_dump_mem ((gpointer) * nameHandle, 200);
gst_util_dump_mem ((gpointer) * infoHandle, 200);
GST_LOG ("0x%x 0x%x", **((guint8 **) nameHandle), **((guint8 **) infoHandle));
#endif
if (*nameHandle && name) {
gsize read, written;
tmpname = g_strndup ((*(char **) nameHandle) + 1,
**((guint8 **) nameHandle));
*name = g_convert_with_fallback (tmpname, -1, "ASCII", "MAC",
(gchar *) " ", &read, &written, NULL);
if (!*name)
GST_WARNING ("read:%" G_GSIZE_FORMAT ", written:%" G_GSIZE_FORMAT, read,
written);
g_free (tmpname);
}
if (*infoHandle && info) {
tmpinfo =
g_strndup ((*(char **) infoHandle) + 1, **((guint8 **) infoHandle));
*info =
g_convert_with_fallback (tmpinfo, -1, "ASCII", "MAC", (gchar *) " ",
NULL, NULL, NULL);
g_free (tmpinfo);
}
done:
DisposeHandle (nameHandle);
DisposeHandle (infoHandle);
return ret;
}
void
dump_codec_decompress_params (CodecDecompressParams * params)
{
GST_LOG ("params %p", params);
#if DEBUG_DUMP
gst_util_dump_mem ((const guchar *) params, sizeof (CodecDecompressParams));
#endif
GST_LOG ("SequenceID:%ld", params->sequenceID);
GST_LOG ("imageDescription:%p", params->imageDescription);
GST_LOG ("data:%p", params->data);
GST_LOG ("bufferSize:%ld", params->bufferSize);
GST_LOG ("frameNumber:%ld", params->frameNumber);
GST_LOG ("startLine:%ld , StopLine:%ld", params->startLine,
params->stopLine);
GST_LOG ("conditionFlags:0x%lx", params->conditionFlags);
GST_LOG ("callerFlags:0x%x", params->callerFlags);
GST_LOG ("capabilities:%p", params->capabilities);
GST_LOG ("port:%p", params->port);
GST_LOG ("dstPixMap");
#if DEBUG_DUMP
gst_util_dump_mem ((const guchar *) ¶ms->dstPixMap, sizeof (PixMap));
#endif
GST_LOG ("maskBits:%p", params->maskBits);
GST_LOG ("mattePixMap:%p", params->mattePixMap);
GST_LOG ("srcRect %d/%d/%d/%d",
params->srcRect.top, params->srcRect.bottom,
params->srcRect.left, params->srcRect.right);
GST_LOG ("matrix:%p", params->matrix);
GST_LOG ("accuracy:%ld", params->accuracy);
GST_LOG ("transferMode:%d", params->transferMode);
GST_LOG ("frameTime:%p", params->frameTime);
GST_LOG ("matrixFlags:%x", params->matrixFlags);
GST_LOG ("dstRect %d/%d/%d/%d",
params->dstRect.top, params->dstRect.bottom,
params->dstRect.left, params->dstRect.right);
GST_LOG ("sourceData:%p", params->sourceData);
if (params->wantedDestinationPixelTypes) {
OSType *tmp;
for (tmp = *params->wantedDestinationPixelTypes; *tmp; tmp++)
GST_LOG ("Destination pixel %" GST_FOURCC_FORMAT, QT_FOURCC_ARGS (*tmp));
}
}
/**
* gst_rtsp_message_dump:
* @msg: a #GstRTSPMessage
*
* Dump the contents of @msg to stdout.
*
* Returns: #GST_RTSP_OK.
*/
GstRTSPResult
gst_rtsp_message_dump (GstRTSPMessage * msg)
{
guint8 *data;
guint size;
g_return_val_if_fail (msg != NULL, GST_RTSP_EINVAL);
switch (msg->type) {
case GST_RTSP_MESSAGE_REQUEST:
g_print ("RTSP request message %p\n", msg);
g_print (" request line:\n");
g_print (" method: '%s'\n",
gst_rtsp_method_as_text (msg->type_data.request.method));
g_print (" uri: '%s'\n", msg->type_data.request.uri);
g_print (" version: '%s'\n",
gst_rtsp_version_as_text (msg->type_data.request.version));
g_print (" headers:\n");
key_value_foreach (msg->hdr_fields, dump_key_value, NULL);
g_print (" body:\n");
gst_rtsp_message_get_body (msg, &data, &size);
gst_util_dump_mem (data, size);
break;
case GST_RTSP_MESSAGE_RESPONSE:
g_print ("RTSP response message %p\n", msg);
g_print (" status line:\n");
g_print (" code: '%d'\n", msg->type_data.response.code);
g_print (" reason: '%s'\n", msg->type_data.response.reason);
g_print (" version: '%s'\n",
gst_rtsp_version_as_text (msg->type_data.response.version));
g_print (" headers:\n");
key_value_foreach (msg->hdr_fields, dump_key_value, NULL);
gst_rtsp_message_get_body (msg, &data, &size);
g_print (" body: length %d\n", size);
gst_util_dump_mem (data, size);
break;
case GST_RTSP_MESSAGE_DATA:
g_print ("RTSP data message %p\n", msg);
g_print (" channel: '%d'\n", msg->type_data.data.channel);
g_print (" size: '%d'\n", msg->body_size);
gst_rtsp_message_get_body (msg, &data, &size);
gst_util_dump_mem (data, size);
break;
default:
g_print ("unsupported message type %d\n", msg->type);
return GST_RTSP_EINVAL;
}
return GST_RTSP_OK;
}
static gpointer
make_samr_magic_cookie (GstBuffer * codec_data, gsize * len)
{
guint8 *res;
*len = 48;
res = g_malloc0 (0x30);
/* 12 first bytes are 'frma' (format) atom with 'samr' value */
GST_WRITE_UINT32_BE (res, 0xc);
GST_WRITE_UINT32_LE (res + 4, QT_MAKE_FOURCC_BE ('f', 'r', 'm', 'a'));
GST_WRITE_UINT32_LE (res + 8, QT_MAKE_FOURCC_BE ('s', 'a', 'm', 'r'));
/* 10 bytes for 'enda' atom with 0 */
GST_WRITE_UINT32_BE (res + 12, 10);
GST_WRITE_UINT32_LE (res + 16, QT_MAKE_FOURCC_BE ('e', 'n', 'd', 'a'));
/* 17(+1) bytes for the codec_data contents */
GST_WRITE_UINT32_BE (res + 22, 18);
memcpy (res + 26, GST_BUFFER_DATA (codec_data) + 4, 17);
/* yes... we need to replace 'damr' by 'samr'. Blame Apple ! */
GST_WRITE_UINT8 (res + 26, 's');
/* Terminator atom */
GST_WRITE_UINT32_BE (res + 40, 8);
#if DEBUG_DUMP
gst_util_dump_mem (res, 48);
#endif
return res;
}
static GstFlowReturn
gst_fake_sink_render (GstBaseSink * bsink, GstBuffer * buf)
{
GstFakeSink *sink = GST_FAKE_SINK_CAST (bsink);
if (sink->num_buffers_left == 0)
goto eos;
if (sink->num_buffers_left != -1)
sink->num_buffers_left--;
if (!sink->silent) {
gchar ts_str[64], dur_str[64];
GST_OBJECT_LOCK (sink);
g_free (sink->last_message);
if (GST_BUFFER_TIMESTAMP (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (ts_str, sizeof (ts_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)));
} else {
g_strlcpy (ts_str, "none", sizeof (ts_str));
}
if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (dur_str, sizeof (dur_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)));
} else {
g_strlcpy (dur_str, "none", sizeof (dur_str));
}
sink->last_message =
g_strdup_printf ("chain ******* < (%5d bytes, timestamp: %s"
", duration: %s, offset: %" G_GINT64_FORMAT ", offset_end: %"
G_GINT64_FORMAT ", flags: %d) %p", GST_BUFFER_SIZE (buf), ts_str,
dur_str, GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf),
GST_MINI_OBJECT_CAST (buf)->flags, buf);
GST_OBJECT_UNLOCK (sink);
gst_fake_sink_notify_last_message (sink);
}
if (sink->signal_handoffs)
g_signal_emit (sink, gst_fake_sink_signals[SIGNAL_HANDOFF], 0, buf,
bsink->sinkpad);
if (sink->dump) {
gst_util_dump_mem (GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
}
if (sink->num_buffers_left == 0)
goto eos;
return GST_FLOW_OK;
/* ERRORS */
eos:
{
GST_DEBUG_OBJECT (sink, "we are EOS");
return GST_FLOW_UNEXPECTED;
}
}
void
dump_image_description (ImageDescription * desc)
{
GST_LOG ("Description %p , size:%" G_GSIZE_FORMAT, desc, desc->idSize);
#if DEBUG_DUMP
gst_util_dump_mem ((const guchar *) desc, desc->idSize);
#endif
GST_LOG ("cType : %" GST_FOURCC_FORMAT, QT_FOURCC_ARGS (desc->cType));
GST_LOG ("version:%d", desc->version);
GST_LOG ("revisionLevel:%d", desc->revisionLevel);
GST_LOG ("vendor:%" GST_FOURCC_FORMAT, QT_FOURCC_ARGS (desc->vendor));
GST_LOG ("temporalQuality:%lu", desc->temporalQuality);
GST_LOG ("spatialQuality:%lu", desc->spatialQuality);
GST_LOG ("width:%u", desc->width);
GST_LOG ("height:%u", desc->height);
GST_LOG ("hres:%f", desc->hRes / 65536.0);
GST_LOG ("vres:%f", desc->vRes / 65536.0);
GST_LOG ("dataSize:%" G_GSIZE_FORMAT, desc->dataSize);
GST_LOG ("frameCount:%d", desc->frameCount);
GST_LOG ("name:%.*s", desc->name[0], desc->name + 1);
GST_LOG ("depth:%d", desc->depth);
GST_LOG ("clutID:%d", desc->clutID);
if (desc->idSize > sizeof (ImageDescription)) {
guint8 *extradata = (guint8 *) desc + sizeof (ImageDescription);
guint32 type = QT_READ_UINT32 (extradata + 4);
GST_LOG ("Extra Data size:%lu",
(gulong) desc->idSize - (gulong) sizeof (ImageDescription));
#if DEBUG_DUMP
gst_util_dump_mem ((gpointer) (gulong) desc +
(gulong) sizeof (ImageDescription),
(gulong) desc->idSize - (gulong) sizeof (ImageDescription));
#endif
GST_LOG ("Extra Data Type : %" GST_FOURCC_FORMAT, GST_FOURCC_ARGS (type));
if (type == QT_MAKE_FOURCC ('a', 'v', 'c', 'C'))
dump_avcc_atom (extradata);
}
}
static GstBuffer *
gst_fake_src_create_buffer (GstFakeSrc * src, gsize * bufsize)
{
GstBuffer *buf;
gsize size = gst_fake_src_get_size (src);
gboolean dump = src->dump;
GstMapInfo info;
*bufsize = size;
switch (src->data) {
case FAKE_SRC_DATA_ALLOCATE:
buf = gst_fake_src_alloc_buffer (src, size);
break;
case FAKE_SRC_DATA_SUBBUFFER:
/* see if we have a parent to subbuffer */
if (!src->parent) {
gst_fake_src_alloc_parent (src);
g_assert (src->parent);
}
/* see if it's large enough */
if ((src->parentsize - src->parentoffset) >= size) {
buf =
gst_buffer_copy_region (src->parent, GST_BUFFER_COPY_ALL,
src->parentoffset, size);
src->parentoffset += size;
} else {
/* the parent is useless now */
gst_buffer_unref (src->parent);
src->parent = NULL;
/* try again (this will allocate a new parent) */
return gst_fake_src_create_buffer (src, bufsize);
}
gst_buffer_map (buf, &info, GST_MAP_WRITE);
gst_fake_src_prepare_buffer (src, info.data, info.size);
gst_buffer_unmap (buf, &info);
break;
default:
g_warning ("fakesrc: dunno how to allocate buffers !");
buf = gst_buffer_new ();
break;
}
if (dump) {
gst_buffer_map (buf, &info, GST_MAP_READ);
gst_util_dump_mem (info.data, info.size);
gst_buffer_unmap (buf, &info);
}
return buf;
}
static ImageDescription *
image_description_from_stsd_buffer (GstBuffer * buf)
{
ImageDescription *desc = NULL;
guint8 *content;
guint size;
gint imds;
GST_LOG ("buffer %p, size:%u", buf, GST_BUFFER_SIZE (buf));
/* The buffer contains a full atom, we only need the contents */
/* This buffer has data in big-endian, we need to read it as such.
* except for the fourcc which are ALWAYS big-endian. */
content = GST_BUFFER_DATA (buf) + 16;
size = GST_BUFFER_SIZE (buf) - 16;
#if DEBUG_DUMP
GST_LOG ("incoming data in big-endian");
gst_util_dump_mem (content, size);
#endif
desc = g_malloc0 (size);
desc->idSize = size;
desc->cType = GST_READ_UINT32_BE (content + 4);
desc->version = QT_UINT16 (content + 16);
desc->revisionLevel = QT_UINT16 (content + 18);
desc->vendor = GST_READ_UINT32_BE (content + 20);
desc->temporalQuality = QT_UINT32 (content + 24);
desc->spatialQuality = QT_UINT32 (content + 24);
desc->dataSize = QT_UINT32 (content + 44);
desc->frameCount = QT_UINT16 (content + 48);
desc->depth = QT_UINT16 (content + 82);
desc->clutID = QT_UINT16 (content + 84);
imds = 86; /* sizeof (ImageDescription); */
if (desc->idSize > imds) {
GST_LOG ("Copying %d bytes from %p to %p",
size - imds, content + imds, desc + imds);
memcpy ((guint8 *) desc + imds, (guint8 *) content + imds, size - imds);
}
#if DEBUG_DUMP
GST_LOG ("outgoing data in machine-endian");
dump_image_description (desc);
#endif
return desc;
}
static GstBuffer *
gst_fake_src_create_buffer (GstFakeSrc * src)
{
GstBuffer *buf;
guint size;
gboolean dump = src->dump;
size = gst_fake_src_get_size (src);
if (size == 0)
return gst_buffer_new ();
switch (src->data) {
case FAKE_SRC_DATA_ALLOCATE:
buf = gst_fake_src_alloc_buffer (src, size);
break;
case FAKE_SRC_DATA_SUBBUFFER:
/* see if we have a parent to subbuffer */
if (!src->parent) {
gst_fake_src_alloc_parent (src);
g_assert (src->parent);
}
/* see if it's large enough */
if ((GST_BUFFER_SIZE (src->parent) - src->parentoffset) >= size) {
buf = gst_buffer_create_sub (src->parent, src->parentoffset, size);
src->parentoffset += size;
} else {
/* the parent is useless now */
gst_buffer_unref (src->parent);
src->parent = NULL;
/* try again (this will allocate a new parent) */
return gst_fake_src_create_buffer (src);
}
gst_fake_src_prepare_buffer (src, buf);
break;
default:
g_warning ("fakesrc: dunno how to allocate buffers !");
buf = gst_buffer_new ();
break;
}
if (dump) {
gst_util_dump_mem (GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
}
return buf;
}
static void
process_file (const gchar * fn)
{
GError *err = NULL;
gchar *data = NULL;
gsize size = 0;
guint i;
g_print ("===============================================================\n");
g_print (" %s\n", fn);
g_print ("===============================================================\n");
if (!g_file_get_contents (fn, &data, &size, &err)) {
g_error ("%s", err->message);
g_error_free (err);
return;
}
parse_jpeg ((const guint8 *) data, size);
for (i = 0; i < G_N_ELEMENTS (app_segments); ++i) {
if (app_segments[i] != NULL) {
GstMapInfo map = GST_MAP_INFO_INIT;
/* Could parse/extract tags here */
gst_buffer_map (app_segments[i], &map, GST_MAP_READ);
g_print ("\tAPP%-2u : %u bytes\n", i, (guint) map.size);
gst_util_dump_mem ((guchar *) map.data, MIN (map.size, 16));
gst_buffer_unmap (app_segments[i], &map);
gst_buffer_unref (app_segments[i]);
app_segments[i] = NULL;
}
}
g_free (data);
}
static GstFlowReturn
gst_identity_transform_ip (GstBaseTransform * trans, GstBuffer * buf)
{
GstFlowReturn ret = GST_FLOW_OK;
GstIdentity *identity = GST_IDENTITY (trans);
GstClockTime runtimestamp = G_GINT64_CONSTANT (0);
gsize size;
size = gst_buffer_get_size (buf);
if (identity->check_imperfect_timestamp)
gst_identity_check_imperfect_timestamp (identity, buf);
if (identity->check_imperfect_offset)
gst_identity_check_imperfect_offset (identity, buf);
/* update prev values */
identity->prev_timestamp = GST_BUFFER_TIMESTAMP (buf);
identity->prev_duration = GST_BUFFER_DURATION (buf);
identity->prev_offset_end = GST_BUFFER_OFFSET_END (buf);
identity->prev_offset = GST_BUFFER_OFFSET (buf);
if (identity->error_after >= 0) {
identity->error_after--;
if (identity->error_after == 0)
goto error_after;
}
if (identity->drop_probability > 0.0) {
if ((gfloat) (1.0 * rand () / (RAND_MAX)) < identity->drop_probability)
goto dropped;
}
if (identity->dump) {
GstMapInfo info;
gst_buffer_map (buf, &info, GST_MAP_READ);
gst_util_dump_mem (info.data, info.size);
gst_buffer_unmap (buf, &info);
}
if (!identity->silent) {
gst_identity_update_last_message_for_buffer (identity, "chain", buf, size);
}
if (identity->datarate > 0) {
GstClockTime time = gst_util_uint64_scale_int (identity->offset,
GST_SECOND, identity->datarate);
GST_BUFFER_TIMESTAMP (buf) = time;
GST_BUFFER_DURATION (buf) = size * GST_SECOND / identity->datarate;
}
if (identity->signal_handoffs)
g_signal_emit (identity, gst_identity_signals[SIGNAL_HANDOFF], 0, buf);
if (trans->segment.format == GST_FORMAT_TIME)
runtimestamp = gst_segment_to_running_time (&trans->segment,
GST_FORMAT_TIME, GST_BUFFER_TIMESTAMP (buf));
if ((identity->sync) && (trans->segment.format == GST_FORMAT_TIME)) {
GstClock *clock;
GST_OBJECT_LOCK (identity);
if ((clock = GST_ELEMENT (identity)->clock)) {
GstClockReturn cret;
GstClockTime timestamp;
timestamp = runtimestamp + GST_ELEMENT (identity)->base_time;
/* save id if we need to unlock */
identity->clock_id = gst_clock_new_single_shot_id (clock, timestamp);
GST_OBJECT_UNLOCK (identity);
cret = gst_clock_id_wait (identity->clock_id, NULL);
GST_OBJECT_LOCK (identity);
if (identity->clock_id) {
gst_clock_id_unref (identity->clock_id);
identity->clock_id = NULL;
}
if (cret == GST_CLOCK_UNSCHEDULED)
ret = GST_FLOW_EOS;
}
GST_OBJECT_UNLOCK (identity);
}
identity->offset += size;
if (identity->sleep_time && ret == GST_FLOW_OK)
g_usleep (identity->sleep_time);
if (identity->single_segment && (trans->segment.format == GST_FORMAT_TIME)
&& (ret == GST_FLOW_OK)) {
GST_BUFFER_TIMESTAMP (buf) = runtimestamp;
GST_BUFFER_OFFSET (buf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_OFFSET_END (buf) = GST_CLOCK_TIME_NONE;
}
return ret;
/* ERRORS */
error_after:
{
GST_ELEMENT_ERROR (identity, CORE, FAILED,
(_("Failed after iterations as requested.")), (NULL));
return GST_FLOW_ERROR;
}
dropped:
{
if (!identity->silent) {
gst_identity_update_last_message_for_buffer (identity, "dropping", buf,
size);
}
/* return DROPPED to basetransform. */
return GST_BASE_TRANSFORM_FLOW_DROPPED;
}
}
static GstFlowReturn
gst_fake_sink_render (GstBaseSink * bsink, GstBuffer * buf)
{
GstFakeSink *sink = GST_FAKE_SINK_CAST (bsink);
if (sink->num_buffers_left == 0)
goto eos;
if (sink->num_buffers_left != -1)
sink->num_buffers_left--;
if (!sink->silent) {
gchar dts_str[64], pts_str[64], dur_str[64];
gchar *flag_str, *meta_str;
GST_OBJECT_LOCK (sink);
g_free (sink->last_message);
if (GST_BUFFER_DTS (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (dts_str, sizeof (dts_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_DTS (buf)));
} else {
g_strlcpy (dts_str, "none", sizeof (dts_str));
}
if (GST_BUFFER_PTS (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (pts_str, sizeof (pts_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_PTS (buf)));
} else {
g_strlcpy (pts_str, "none", sizeof (pts_str));
}
if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (dur_str, sizeof (dur_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)));
} else {
g_strlcpy (dur_str, "none", sizeof (dur_str));
}
flag_str = gst_buffer_get_flags_string (buf);
meta_str = gst_buffer_get_meta_string (buf);
sink->last_message =
g_strdup_printf ("chain ******* (%s:%s) (%u bytes, dts: %s, pts: %s"
", duration: %s, offset: %" G_GINT64_FORMAT ", offset_end: %"
G_GINT64_FORMAT ", flags: %08x %s, meta: %s) %p",
GST_DEBUG_PAD_NAME (GST_BASE_SINK_CAST (sink)->sinkpad),
(guint) gst_buffer_get_size (buf), dts_str, pts_str,
dur_str, GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf),
GST_MINI_OBJECT_CAST (buf)->flags, flag_str,
meta_str ? meta_str : "none", buf);
g_free (flag_str);
g_free (meta_str);
GST_OBJECT_UNLOCK (sink);
gst_fake_sink_notify_last_message (sink);
}
if (sink->signal_handoffs)
g_signal_emit (sink, gst_fake_sink_signals[SIGNAL_HANDOFF], 0, buf,
bsink->sinkpad);
if (sink->dump) {
GstMapInfo info;
if (gst_buffer_map (buf, &info, GST_MAP_READ)) {
gst_util_dump_mem (info.data, info.size);
gst_buffer_unmap (buf, &info);
}
}
if (sink->num_buffers_left == 0)
goto eos;
return GST_FLOW_OK;
/* ERRORS */
eos:
{
GST_DEBUG_OBJECT (sink, "we are EOS");
return GST_FLOW_EOS;
}
}
static GstFlowReturn
gst_identity_transform_ip (GstBaseTransform * trans, GstBuffer * buf)
{
GstFlowReturn ret = GST_FLOW_OK;
GstIdentity *identity = GST_IDENTITY (trans);
GstClockTime rundts = GST_CLOCK_TIME_NONE;
GstClockTime runpts = GST_CLOCK_TIME_NONE;
GstClockTime ts, duration, runtimestamp;
gsize size;
size = gst_buffer_get_size (buf);
if (identity->check_imperfect_timestamp)
gst_identity_check_imperfect_timestamp (identity, buf);
if (identity->check_imperfect_offset)
gst_identity_check_imperfect_offset (identity, buf);
/* update prev values */
identity->prev_timestamp = GST_BUFFER_TIMESTAMP (buf);
identity->prev_duration = GST_BUFFER_DURATION (buf);
identity->prev_offset_end = GST_BUFFER_OFFSET_END (buf);
identity->prev_offset = GST_BUFFER_OFFSET (buf);
if (identity->error_after >= 0) {
identity->error_after--;
if (identity->error_after == 0)
goto error_after;
}
if (identity->drop_probability > 0.0) {
if ((gfloat) (1.0 * rand () / (RAND_MAX)) < identity->drop_probability)
goto dropped;
}
if (identity->dump) {
GstMapInfo info;
gst_buffer_map (buf, &info, GST_MAP_READ);
gst_util_dump_mem (info.data, info.size);
gst_buffer_unmap (buf, &info);
}
if (!identity->silent) {
gst_identity_update_last_message_for_buffer (identity, "chain", buf, size);
}
if (identity->datarate > 0) {
GstClockTime time = gst_util_uint64_scale_int (identity->offset,
GST_SECOND, identity->datarate);
GST_BUFFER_PTS (buf) = GST_BUFFER_DTS (buf) = time;
GST_BUFFER_DURATION (buf) = size * GST_SECOND / identity->datarate;
}
if (identity->signal_handoffs)
g_signal_emit (identity, gst_identity_signals[SIGNAL_HANDOFF], 0, buf);
if (trans->segment.format == GST_FORMAT_TIME) {
rundts = gst_segment_to_running_time (&trans->segment,
GST_FORMAT_TIME, GST_BUFFER_DTS (buf));
runpts = gst_segment_to_running_time (&trans->segment,
GST_FORMAT_TIME, GST_BUFFER_PTS (buf));
}
if (GST_CLOCK_TIME_IS_VALID (rundts))
runtimestamp = rundts;
else if (GST_CLOCK_TIME_IS_VALID (runpts))
runtimestamp = runpts;
else
runtimestamp = 0;
ret = gst_identity_do_sync (identity, runtimestamp);
identity->offset += size;
if (identity->sleep_time && ret == GST_FLOW_OK)
g_usleep (identity->sleep_time);
if (identity->single_segment && (trans->segment.format == GST_FORMAT_TIME)
&& (ret == GST_FLOW_OK)) {
GST_BUFFER_DTS (buf) = rundts;
GST_BUFFER_PTS (buf) = runpts;
GST_BUFFER_OFFSET (buf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_OFFSET_END (buf) = GST_CLOCK_TIME_NONE;
}
return ret;
/* ERRORS */
error_after:
{
GST_ELEMENT_ERROR (identity, CORE, FAILED,
(_("Failed after iterations as requested.")), (NULL));
return GST_FLOW_ERROR;
}
dropped:
{
if (!identity->silent) {
gst_identity_update_last_message_for_buffer (identity, "dropping", buf,
size);
}
ts = GST_BUFFER_TIMESTAMP (buf);
if (GST_CLOCK_TIME_IS_VALID (ts)) {
duration = GST_BUFFER_DURATION (buf);
gst_pad_push_event (GST_BASE_TRANSFORM_SRC_PAD (identity),
gst_event_new_gap (ts, duration));
}
/* return DROPPED to basetransform. */
return GST_BASE_TRANSFORM_FLOW_DROPPED;
}
}
static GstFlowReturn
gst_identity_transform_ip (GstBaseTransform * trans, GstBuffer * buf)
{
GstFlowReturn ret = GST_FLOW_OK;
GstIdentity *identity = GST_IDENTITY (trans);
GstClockTime runtimestamp = G_GINT64_CONSTANT (0);
if (identity->check_perfect)
gst_identity_check_perfect (identity, buf);
if (identity->check_imperfect_timestamp)
gst_identity_check_imperfect_timestamp (identity, buf);
if (identity->check_imperfect_offset)
gst_identity_check_imperfect_offset (identity, buf);
/* update prev values */
identity->prev_timestamp = GST_BUFFER_TIMESTAMP (buf);
identity->prev_duration = GST_BUFFER_DURATION (buf);
identity->prev_offset_end = GST_BUFFER_OFFSET_END (buf);
identity->prev_offset = GST_BUFFER_OFFSET (buf);
if (identity->error_after >= 0) {
identity->error_after--;
if (identity->error_after == 0) {
GST_ELEMENT_ERROR (identity, CORE, FAILED,
(_("Failed after iterations as requested.")), (NULL));
return GST_FLOW_ERROR;
}
}
if (identity->drop_probability > 0.0) {
if ((gfloat) (1.0 * rand () / (RAND_MAX)) < identity->drop_probability) {
if (!identity->silent) {
GST_OBJECT_LOCK (identity);
g_free (identity->last_message);
identity->last_message =
g_strdup_printf
("dropping ******* (%s:%s)i (%d bytes, timestamp: %"
GST_TIME_FORMAT ", duration: %" GST_TIME_FORMAT ", offset: %"
G_GINT64_FORMAT ", offset_end: % " G_GINT64_FORMAT
", flags: %d) %p", GST_DEBUG_PAD_NAME (trans->sinkpad),
GST_BUFFER_SIZE (buf), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)), GST_BUFFER_OFFSET (buf),
GST_BUFFER_OFFSET_END (buf), GST_BUFFER_FLAGS (buf), buf);
GST_OBJECT_UNLOCK (identity);
g_object_notify (G_OBJECT (identity), "last-message");
}
/* return DROPPED to basetransform. */
return GST_BASE_TRANSFORM_FLOW_DROPPED;
}
}
if (identity->dump) {
gst_util_dump_mem (GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
}
if (!identity->silent) {
GST_OBJECT_LOCK (identity);
g_free (identity->last_message);
identity->last_message =
g_strdup_printf ("chain ******* (%s:%s)i (%d bytes, timestamp: %"
GST_TIME_FORMAT ", duration: %" GST_TIME_FORMAT ", offset: %"
G_GINT64_FORMAT ", offset_end: % " G_GINT64_FORMAT ", flags: %d) %p",
GST_DEBUG_PAD_NAME (trans->sinkpad), GST_BUFFER_SIZE (buf),
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)),
GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf),
GST_BUFFER_FLAGS (buf), buf);
GST_OBJECT_UNLOCK (identity);
g_object_notify (G_OBJECT (identity), "last-message");
}
if (identity->datarate > 0) {
GstClockTime time = gst_util_uint64_scale_int (identity->offset,
GST_SECOND, identity->datarate);
GST_BUFFER_TIMESTAMP (buf) = time;
GST_BUFFER_DURATION (buf) =
GST_BUFFER_SIZE (buf) * GST_SECOND / identity->datarate;
}
if (identity->signal_handoffs)
g_signal_emit (G_OBJECT (identity), gst_identity_signals[SIGNAL_HANDOFF], 0,
buf);
if (trans->segment.format == GST_FORMAT_TIME)
runtimestamp = gst_segment_to_running_time (&trans->segment,
GST_FORMAT_TIME, GST_BUFFER_TIMESTAMP (buf));
if ((identity->sync) && (trans->segment.format == GST_FORMAT_TIME)) {
GstClock *clock;
GST_OBJECT_LOCK (identity);
if ((clock = GST_ELEMENT (identity)->clock)) {
GstClockReturn cret;
GstClockTime timestamp;
timestamp = runtimestamp + GST_ELEMENT (identity)->base_time;
/* save id if we need to unlock */
/* FIXME: actually unlock this somewhere in the state changes */
identity->clock_id = gst_clock_new_single_shot_id (clock, timestamp);
GST_OBJECT_UNLOCK (identity);
cret = gst_clock_id_wait (identity->clock_id, NULL);
GST_OBJECT_LOCK (identity);
if (identity->clock_id) {
gst_clock_id_unref (identity->clock_id);
identity->clock_id = NULL;
}
if (cret == GST_CLOCK_UNSCHEDULED)
ret = GST_FLOW_UNEXPECTED;
}
GST_OBJECT_UNLOCK (identity);
}
identity->offset += GST_BUFFER_SIZE (buf);
if (identity->sleep_time && ret == GST_FLOW_OK)
g_usleep (identity->sleep_time);
if (identity->single_segment && (trans->segment.format == GST_FORMAT_TIME)
&& (ret == GST_FLOW_OK)) {
GST_BUFFER_TIMESTAMP (buf) = runtimestamp;
GST_BUFFER_OFFSET (buf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_OFFSET_END (buf) = GST_CLOCK_TIME_NONE;
}
return ret;
}
gboolean
get_output_info_from_component (Component componentID)
{
gboolean ret = FALSE;
ComponentInstance instance;
ImageSubCodecDecompressCapabilities caps;
CodecInfo info;
GST_LOG ("Creating an instance");
/* 1. Create an instance */
if (!(instance = OpenComponent (componentID))) {
GST_WARNING ("Couldn't open component");
return FALSE;
}
/* 2. initialize */
memset (&caps, 0, sizeof (ImageSubCodecDecompressCapabilities));
if (ImageCodecInitialize (instance, &caps) != noErr) {
GST_WARNING ("ImageCodecInitialize() failed");
goto beach;
}
#if DEBUG_DUMP
GST_LOG ("ImageSubCodecDecompressCapabilities");
gst_util_dump_mem ((const guchar *) &caps,
sizeof (ImageSubCodecDecompressCapabilities));
#endif
GST_LOG ("recordSize:%ld", caps.recordSize);
GST_LOG ("decompressRecordSize:%ld", caps.decompressRecordSize);
GST_LOG ("canAsync:%d", caps.canAsync);
/* 3. Get codec info */
memset (&info, 0, sizeof (CodecInfo));
if (ImageCodecGetCodecInfo (instance, &info) != noErr) {
GST_WARNING ("ImageCodecInfo() failed");
goto beach;
};
#if DEBUG_DUMP
GST_LOG ("CodecInfo");
gst_util_dump_mem ((const guchar *) &info, sizeof (CodecInfo));
#endif
GST_LOG ("version:%d", info.version);
GST_LOG ("revisionLevel:%d", info.revisionLevel);
GST_LOG ("vendor:%" GST_FOURCC_FORMAT, GST_FOURCC_ARGS (info.vendor));
/* Compression flags */
/* Contains flags (see below) that specify the decompression capabilities of
* the component. Typically, these flags are of interest only to developers of
* image decompressors. */
GST_LOG ("decompressFlags:%lx", info.decompressFlags);
if (info.decompressFlags & codecInfoDoes1)
GST_LOG ("Depth 1 OK");
if (info.decompressFlags & codecInfoDoes2)
GST_LOG ("Depth 2 OK");
if (info.decompressFlags & codecInfoDoes4)
GST_LOG ("Depth 4 OK");
if (info.decompressFlags & codecInfoDoes8)
GST_LOG ("Depth 8 OK");
if (info.decompressFlags & codecInfoDoes16)
GST_LOG ("Depth 16 OK");
if (info.decompressFlags & codecInfoDoes32)
GST_LOG ("Depth 32 OK");
GST_LOG ("compressFlags:%lx", info.compressFlags);
/* Format FLAGS */
/* Contains flags (see below) that describe the possible format for compressed
* data produced by this component and the format of compressed files that the
* component can handle during decompression. Typically, these flags are of
* interest only to developers of compressor components.
*/
GST_LOG ("formatFlags:%lx", info.formatFlags);
if (info.formatFlags & codecInfoDepth1)
GST_LOG ("Depth 1 OK");
if (info.formatFlags & codecInfoDepth2)
GST_LOG ("Depth 2 OK");
if (info.formatFlags & codecInfoDepth4)
GST_LOG ("Depth 4 OK");
if (info.formatFlags & codecInfoDepth8)
GST_LOG ("Depth 8 OK");
if (info.formatFlags & codecInfoDepth16)
GST_LOG ("Depth 16 OK");
if (info.formatFlags & codecInfoDepth24)
GST_LOG ("Depth 24 OK");
if (info.formatFlags & codecInfoDepth32)
GST_LOG ("Depth 32 OK");
if (info.formatFlags & codecInfoDepth33)
GST_LOG ("Depth 33 OK");
if (info.formatFlags & codecInfoDepth34)
GST_LOG ("Depth 34 OK");
if (info.formatFlags & codecInfoDepth36)
GST_LOG ("Depth 36 OK");
if (info.formatFlags & codecInfoDepth40)
GST_LOG ("Depth 40 OK");
if (info.formatFlags & codecInfoStoresClut)
GST_LOG ("StoresClut OK");
if (info.formatFlags & codecInfoDoesLossless)
GST_LOG ("Lossless OK");
if (info.formatFlags & codecInfoSequenceSensitive)
GST_LOG ("SequenceSentitive OK");
GST_LOG ("compressionAccuracy:%u", info.compressionAccuracy);
GST_LOG ("decompressionAccuracy:%u", info.decompressionAccuracy);
GST_LOG ("compressionSpeed:%d", info.compressionSpeed);
GST_LOG ("decompressionSpeed:%d", info.decompressionSpeed);
GST_LOG ("compressionLevel:%u", info.compressionLevel);
GST_LOG ("minimumHeight:%d", info.minimumHeight);
GST_LOG ("minimumWidth:%d", info.minimumWidth);
/* /\* . Call ImageCodecPreDecompress *\/ */
/* memset(¶ms, 0, sizeof(CodecDecompressParams)); */
/* GST_LOG ("calling imagecodecpredecompress"); */
/* if (ImageCodecPreDecompress (instance, ¶ms) != noErr) { */
/* GST_WARNING ("Error in ImageCodecPreDecompress"); */
/* goto beach; */
/* } */
/* GST_INFO ("sequenceID : %d", params.sequenceID); */
ret = TRUE;
beach:
/* Free instance */
CloseComponent (instance);
return TRUE;
}
static GstFlowReturn
gst_fake_sink_render (GstBaseSink * bsink, GstBuffer * buf)
{
GstFakeSink *sink = GST_FAKE_SINK_CAST (bsink);
if (sink->num_buffers_left == 0)
goto eos;
if (sink->num_buffers_left != -1)
sink->num_buffers_left--;
if (!sink->silent) {
gchar dts_str[64], pts_str[64], dur_str[64];
gchar flag_str[100];
GST_OBJECT_LOCK (sink);
g_free (sink->last_message);
if (GST_BUFFER_DTS (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (dts_str, sizeof (dts_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_DTS (buf)));
} else {
g_strlcpy (dts_str, "none", sizeof (dts_str));
}
if (GST_BUFFER_PTS (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (pts_str, sizeof (pts_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_PTS (buf)));
} else {
g_strlcpy (pts_str, "none", sizeof (pts_str));
}
if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE) {
g_snprintf (dur_str, sizeof (dur_str), "%" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)));
} else {
g_strlcpy (dur_str, "none", sizeof (dur_str));
}
{
const char *flag_list[15] = {
"", "", "", "", "live", "decode-only", "discont", "resync", "corrupted",
"marker", "header", "gap", "droppable", "delta-unit", "in-caps"
};
int i;
char *end = flag_str;
end[0] = '\0';
for (i = 0; i < G_N_ELEMENTS (flag_list); i++) {
if (GST_MINI_OBJECT_CAST (buf)->flags & (1 << i)) {
strcpy (end, flag_list[i]);
end += strlen (end);
end[0] = ' ';
end[1] = '\0';
end++;
}
}
}
sink->last_message =
g_strdup_printf ("chain ******* (%s:%s) (%u bytes, dts: %s, pts: %s"
", duration: %s, offset: %" G_GINT64_FORMAT ", offset_end: %"
G_GINT64_FORMAT ", flags: %08x %s) %p",
GST_DEBUG_PAD_NAME (GST_BASE_SINK_CAST (sink)->sinkpad),
(guint) gst_buffer_get_size (buf), dts_str, pts_str,
dur_str, GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf),
GST_MINI_OBJECT_CAST (buf)->flags, flag_str, buf);
GST_OBJECT_UNLOCK (sink);
gst_fake_sink_notify_last_message (sink);
}
if (sink->signal_handoffs)
g_signal_emit (sink, gst_fake_sink_signals[SIGNAL_HANDOFF], 0, buf,
bsink->sinkpad);
if (sink->dump) {
GstMapInfo info;
gst_buffer_map (buf, &info, GST_MAP_READ);
gst_util_dump_mem (info.data, info.size);
gst_buffer_unmap (buf, &info);
}
if (sink->num_buffers_left == 0)
goto eos;
return GST_FLOW_OK;
/* ERRORS */
eos:
{
GST_DEBUG_OBJECT (sink, "we are EOS");
return GST_FLOW_EOS;
}
}