static void
dvb_base_bin_deactivate_program (DvbBaseBin * dvbbasebin,
DvbBaseBinProgram * program)
{
DvbBaseBinStream *stream;
stream = dvb_base_bin_get_stream (dvbbasebin, program->pmt_pid);
if (stream != NULL) {
dvb_base_bin_unref_stream (stream);
}
stream = dvb_base_bin_get_stream (dvbbasebin, program->pcr_pid);
if (stream != NULL) {
dvb_base_bin_unref_stream (stream);
}
if (program->pmt) {
dvb_base_bin_remove_pmt_streams (dvbbasebin, program->pmt);
dvbbasebin->pmtlist = g_list_remove (dvbbasebin->pmtlist, program->pmt);
dvbbasebin->pmtlist_changed = TRUE;
}
dvb_base_bin_rebuild_filter (dvbbasebin);
program->pmt_active = FALSE;
program->active = FALSE;
}
static void
dvb_base_bin_pat_info_cb (DvbBaseBin * dvbbasebin,
const GstStructure * pat_info)
{
DvbBaseBinProgram *program;
DvbBaseBinStream *stream;
const GValue *value;
GstStructure *program_info;
guint program_number;
guint pid;
guint old_pmt_pid;
gint i;
gboolean rebuild_filter = FALSE;
const GValue *programs;
programs = gst_structure_get_value (pat_info, "programs");
for (i = 0; i < gst_value_list_get_size (programs); ++i) {
value = gst_value_list_get_value (programs, i);
program_info = g_value_get_boxed (value);
gst_structure_get_uint (program_info, "program-number", &program_number);
gst_structure_get_uint (program_info, "pid", &pid);
program = dvb_base_bin_get_program (dvbbasebin, program_number);
if (program == NULL)
program = dvb_base_bin_add_program (dvbbasebin, program_number);
old_pmt_pid = program->pmt_pid;
program->pmt_pid = pid;
if (program->selected) {
/* PAT update */
if (old_pmt_pid != G_MAXUINT16 && old_pmt_pid != program->pmt_pid)
dvb_base_bin_get_stream (dvbbasebin, old_pmt_pid)->usecount -= 1;
stream = dvb_base_bin_get_stream (dvbbasebin, program->pmt_pid);
if (stream == NULL)
stream = dvb_base_bin_add_stream (dvbbasebin, program->pmt_pid);
stream->usecount += 1;
rebuild_filter = TRUE;
}
}
if (rebuild_filter)
dvb_base_bin_rebuild_filter (dvbbasebin);
}
static void
dvb_base_bin_add_pmt_streams (DvbBaseBin * dvbbasebin, GstStructure * pmt)
{
DvbBaseBinStream *stream;
const GValue *streams;
guint program_number;
gint i;
const GValue *value;
GstStructure *stream_info;
guint pid;
guint stream_type;
gst_structure_get_uint (pmt, "program-number", &program_number);
streams = gst_structure_get_value (pmt, "streams");
for (i = 0; i < gst_value_list_get_size (streams); ++i) {
value = gst_value_list_get_value (streams, i);
stream_info = g_value_get_boxed (value);
gst_structure_get_uint (stream_info, "pid", &pid);
gst_structure_get_uint (stream_info, "stream-type", &stream_type);
GST_DEBUG ("filtering stream %d stream_type %d", pid, stream_type);
stream = dvb_base_bin_get_stream (dvbbasebin, (guint16) pid);
if (stream == NULL)
stream = dvb_base_bin_add_stream (dvbbasebin, (guint16) pid);
++stream->usecount;
}
}
static void
dvb_base_bin_remove_pmt_streams (DvbBaseBin * dvbbasebin, GstStructure * pmt)
{
const GValue *streams;
guint program_number;
gint i;
const GValue *value;
GstStructure *stream_info;
DvbBaseBinStream *stream;
guint pid;
guint stream_type;
gst_structure_get_uint (pmt, "program-number", &program_number);
streams = gst_structure_get_value (pmt, "streams");
for (i = 0; i < gst_value_list_get_size (streams); ++i) {
value = gst_value_list_get_value (streams, i);
stream_info = g_value_get_boxed (value);
gst_structure_get_uint (stream_info, "pid", &pid);
gst_structure_get_uint (stream_info, "stream-type", &stream_type);
stream = dvb_base_bin_get_stream (dvbbasebin, (guint16) pid);
if (stream == NULL) {
GST_WARNING_OBJECT (dvbbasebin, "removing unknown stream %d ??", pid);
continue;
}
--stream->usecount;
}
}
static void
dvb_base_bin_activate_program (DvbBaseBin * dvbbasebin,
DvbBaseBinProgram * program)
{
DvbBaseBinStream *stream;
if (program->old_pmt) {
dvb_base_bin_remove_pmt_streams (dvbbasebin, program->old_pmt);
dvbbasebin->pmtlist = g_list_remove (dvbbasebin->pmtlist, program->old_pmt);
}
/* activate the PMT and PCR streams. If the PCR stream is in the PMT its
* usecount will be incremented by 2 here and decremented by 2 when the
* program is deactivated */
if (!program->pmt_active) {
stream = dvb_base_bin_get_stream (dvbbasebin, program->pmt_pid);
if (stream == NULL)
stream = dvb_base_bin_add_stream (dvbbasebin, program->pmt_pid);
dvb_base_bin_ref_stream (stream);
program->pmt_active = TRUE;
}
if (program->pmt) {
guint16 old_pcr_pid;
old_pcr_pid = program->pcr_pid;
program->pcr_pid = program->pmt->pcr_pid;
if (old_pcr_pid != G_MAXUINT16 && old_pcr_pid != program->pcr_pid) {
dvb_base_bin_unref_stream (dvb_base_bin_get_stream (dvbbasebin,
old_pcr_pid));
}
stream = dvb_base_bin_get_stream (dvbbasebin, program->pcr_pid);
if (stream == NULL)
stream = dvb_base_bin_add_stream (dvbbasebin, program->pcr_pid);
dvb_base_bin_ref_stream (stream);
dvb_base_bin_add_pmt_streams (dvbbasebin, program->pmt);
dvbbasebin->pmtlist =
g_list_append (dvbbasebin->pmtlist, (gpointer) program->pmt);
dvbbasebin->pmtlist_changed = TRUE;
program->active = TRUE;
}
dvb_base_bin_rebuild_filter (dvbbasebin);
}
static void
dvb_base_bin_pat_info_cb (DvbBaseBin * dvbbasebin, GstMpegtsSection * section)
{
GPtrArray *pat;
DvbBaseBinProgram *program;
DvbBaseBinStream *stream;
guint old_pmt_pid;
gint i;
gboolean rebuild_filter = FALSE;
if (!(pat = gst_mpegts_section_get_pat (section))) {
GST_WARNING_OBJECT (dvbbasebin, "got invalid PAT");
return;
}
for (i = 0; i < pat->len; i++) {
GstMpegtsPatProgram *patp = g_ptr_array_index (pat, i);
program = dvb_base_bin_get_program (dvbbasebin, patp->program_number);
if (program == NULL)
program = dvb_base_bin_add_program (dvbbasebin, patp->program_number);
old_pmt_pid = program->pmt_pid;
program->pmt_pid = patp->network_or_program_map_PID;
if (program->selected) {
/* PAT update */
if (old_pmt_pid != G_MAXUINT16 && old_pmt_pid != program->pmt_pid) {
dvb_base_bin_unref_stream (dvb_base_bin_get_stream (dvbbasebin,
old_pmt_pid));
}
stream = dvb_base_bin_get_stream (dvbbasebin, program->pmt_pid);
if (stream == NULL)
stream = dvb_base_bin_add_stream (dvbbasebin, program->pmt_pid);
dvb_base_bin_ref_stream (stream);
rebuild_filter = TRUE;
}
}
g_ptr_array_unref (pat);
if (rebuild_filter)
dvb_base_bin_rebuild_filter (dvbbasebin);
}
static void
dvb_base_bin_add_pmt_streams (DvbBaseBin * dvbbasebin, const GstMpegtsPMT * pmt)
{
DvbBaseBinStream *stream;
gint i;
for (i = 0; i < pmt->streams->len; i++) {
GstMpegtsPMTStream *pmtstream = g_ptr_array_index (pmt->streams, i);
GST_DEBUG ("filtering stream %d stream_type %d", pmtstream->pid,
pmtstream->stream_type);
stream = dvb_base_bin_get_stream (dvbbasebin, pmtstream->pid);
if (stream == NULL)
stream = dvb_base_bin_add_stream (dvbbasebin, pmtstream->pid);
dvb_base_bin_ref_stream (stream);
}
}
static void
dvb_base_bin_remove_pmt_streams (DvbBaseBin * dvbbasebin,
const GstMpegtsPMT * pmt)
{
gint i;
DvbBaseBinStream *stream;
for (i = 0; i < pmt->streams->len; i++) {
GstMpegtsPMTStream *pmtstream = g_ptr_array_index (pmt->streams, i);
stream = dvb_base_bin_get_stream (dvbbasebin, pmtstream->pid);
if (stream == NULL) {
GST_WARNING_OBJECT (dvbbasebin, "removing unknown stream %d ??",
pmtstream->pid);
continue;
}
dvb_base_bin_unref_stream (stream);
}
}