#undef PACKAGE_BUGREPORT
#undef PACKAGE
-#define FLOAT_SAMPLES 1
#include <soundtouch/SoundTouch.h>
#include <gst/gst.h>
-#include <gst/controller/gstcontroller.h>
+#include <gst/audio/audio.h>
+
#include "gstpitch.hh"
#include <math.h>
ARG_PITCH
};
-#define SUPPORTED_CAPS \
-GST_STATIC_CAPS( \
- "audio/x-raw-float, " \
- "rate = (int) [ 8000, MAX ], " \
- "channels = (int) [ 1, 2 ], " \
- "endianness = (int) BYTE_ORDER, " \
- "width = (int) 32" \
-)
+/* For soundtouch 1.4 */
+#if defined(INTEGER_SAMPLES)
+#define SOUNDTOUCH_INTEGER_SAMPLES 1
+#elif defined(FLOAT_SAMPLES)
+#define SOUNDTOUCH_FLOAT_SAMPLES 1
+#endif
+
+#if defined(SOUNDTOUCH_FLOAT_SAMPLES)
+ #define SUPPORTED_CAPS \
+ "audio/x-raw, " \
+ "format = (string) " GST_AUDIO_NE (F32) ", " \
+ "rate = (int) [ 8000, MAX ], " \
+ "channels = (int) [ 1, MAX ]"
+#elif defined(SOUNDTOUCH_INTEGER_SAMPLES)
+ #define SUPPORTED_CAPS \
+ "audio/x-raw, " \
+ "format = (string) " GST_AUDIO_NE (S16) ", " \
+ "rate = (int) [ 8000, MAX ], " \
+ "channels = (int) [ 1, MAX ]"
+#else
+#error "Only integer or float samples are supported"
+#endif
static GstStaticPadTemplate gst_pitch_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
- SUPPORTED_CAPS);
+ GST_STATIC_CAPS (SUPPORTED_CAPS));
static GstStaticPadTemplate gst_pitch_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
- SUPPORTED_CAPS);
+ GST_STATIC_CAPS (SUPPORTED_CAPS));
static void gst_pitch_dispose (GObject * object);
static void gst_pitch_set_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
-static gboolean gst_pitch_sink_setcaps (GstPad * pad, GstCaps * caps);
-static GstFlowReturn gst_pitch_chain (GstPad * pad, GstBuffer * buffer);
+static gboolean gst_pitch_setcaps (GstPitch * pitch, GstCaps * caps);
+static GstFlowReturn gst_pitch_chain (GstPad * pad, GstObject * parent,
+ GstBuffer * buffer);
static GstStateChangeReturn gst_pitch_change_state (GstElement * element,
GstStateChange transition);
-static gboolean gst_pitch_sink_event (GstPad * pad, GstEvent * event);
-static gboolean gst_pitch_src_event (GstPad * pad, GstEvent * event);
-
-static gboolean gst_pitch_src_query (GstPad * pad, GstQuery * query);
-static const GstQueryType *gst_pitch_get_query_types (GstPad * pad);
-
-GST_BOILERPLATE (GstPitch, gst_pitch, GstElement, GST_TYPE_ELEMENT);
-
-static void
-gst_pitch_base_init (gpointer g_class)
-{
- GstElementClass *gstelement_class = GST_ELEMENT_CLASS (g_class);
+static gboolean gst_pitch_sink_event (GstPad * pad, GstObject * parent,
+ GstEvent * event);
+static gboolean gst_pitch_src_event (GstPad * pad, GstObject * parent,
+ GstEvent * event);
- gst_element_class_add_pad_template (gstelement_class,
- gst_static_pad_template_get (&gst_pitch_src_template));
- gst_element_class_add_pad_template (gstelement_class,
- gst_static_pad_template_get (&gst_pitch_sink_template));
+static gboolean gst_pitch_src_query (GstPad * pad, GstObject * parent,
+ GstQuery * query);
- gst_element_class_set_details_simple (gstelement_class, "Pitch controller",
- "Filter/Converter/Audio", "Control the pitch of an audio stream",
- "Wouter Paesen <wouter@blue-gate.be>");
-}
+#define gst_pitch_parent_class parent_class
+G_DEFINE_TYPE_WITH_PRIVATE (GstPitch, gst_pitch, GST_TYPE_ELEMENT);
+GST_ELEMENT_REGISTER_DEFINE (pitch, "pitch", GST_RANK_NONE,
+ GST_TYPE_PITCH);
static void
gst_pitch_class_init (GstPitchClass * klass)
gobject_class->set_property = gst_pitch_set_property;
gobject_class->get_property = gst_pitch_get_property;
gobject_class->dispose = GST_DEBUG_FUNCPTR (gst_pitch_dispose);
- element_class->change_state = GST_DEBUG_FUNCPTR (gst_pitch_change_state);
g_object_class_install_property (gobject_class, ARG_PITCH,
g_param_spec_float ("pitch", "Pitch",
"Audio stream pitch", 0.1, 10.0, 1.0,
- (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS)));
+ (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE |
+ G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, ARG_TEMPO,
g_param_spec_float ("tempo", "Tempo",
"Audio stream tempo", 0.1, 10.0, 1.0,
- (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS)));
+ (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE |
+ G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, ARG_RATE,
g_param_spec_float ("rate", "Rate",
"Audio stream rate", 0.1, 10.0, 1.0,
- (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS)));
+ (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE |
+ G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, ARG_OUT_RATE,
g_param_spec_float ("output-rate", "Output Rate",
"Output rate on downstream segment events", 0.1, 10.0, 1.0,
- (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS)));
+ (GParamFlags) (G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE |
+ G_PARAM_STATIC_STRINGS)));
- g_type_class_add_private (gobject_class, sizeof (GstPitchPrivate));
+ element_class->change_state = GST_DEBUG_FUNCPTR (gst_pitch_change_state);
+
+ gst_element_class_add_static_pad_template (element_class, &gst_pitch_src_template);
+ gst_element_class_add_static_pad_template (element_class, &gst_pitch_sink_template);
+
+ gst_element_class_set_static_metadata (element_class, "Pitch controller",
+ "Filter/Effect/Audio", "Control the pitch of an audio stream",
+ "Wouter Paesen <wouter@blue-gate.be>");
}
static void
-gst_pitch_init (GstPitch * pitch, GstPitchClass * pitch_class)
+gst_pitch_init (GstPitch * pitch)
{
- pitch->priv =
- G_TYPE_INSTANCE_GET_PRIVATE ((pitch), GST_TYPE_PITCH, GstPitchPrivate);
+ pitch->priv = (GstPitchPrivate *) gst_pitch_get_instance_private (pitch);
pitch->sinkpad =
gst_pad_new_from_static_template (&gst_pitch_sink_template, "sink");
GST_DEBUG_FUNCPTR (gst_pitch_chain));
gst_pad_set_event_function (pitch->sinkpad,
GST_DEBUG_FUNCPTR (gst_pitch_sink_event));
- gst_pad_set_setcaps_function (pitch->sinkpad,
- GST_DEBUG_FUNCPTR (gst_pitch_sink_setcaps));
- gst_pad_set_getcaps_function (pitch->sinkpad,
- GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps));
+ GST_PAD_SET_PROXY_CAPS (pitch->sinkpad);
gst_element_add_pad (GST_ELEMENT (pitch), pitch->sinkpad);
pitch->srcpad =
gst_pad_new_from_static_template (&gst_pitch_src_template, "src");
gst_pad_set_event_function (pitch->srcpad,
GST_DEBUG_FUNCPTR (gst_pitch_src_event));
- gst_pad_set_query_type_function (pitch->srcpad,
- GST_DEBUG_FUNCPTR (gst_pitch_get_query_types));
gst_pad_set_query_function (pitch->srcpad,
GST_DEBUG_FUNCPTR (gst_pitch_src_query));
- gst_pad_set_setcaps_function (pitch->srcpad,
- GST_DEBUG_FUNCPTR (gst_pitch_sink_setcaps));
- gst_pad_set_getcaps_function (pitch->srcpad,
- GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps));
+ GST_PAD_SET_PROXY_CAPS (pitch->sinkpad);
gst_element_add_pad (GST_ELEMENT (pitch), pitch->srcpad);
pitch->priv->st = new soundtouch::SoundTouch ();
pitch->out_seg_rate = 1.0;
pitch->seg_arate = 1.0;
pitch->pitch = 1.0;
- pitch->next_buffer_time = 0;
+ pitch->next_buffer_time = GST_CLOCK_TIME_NONE;
pitch->next_buffer_offset = 0;
pitch->priv->st->setRate (pitch->rate);
{
GstMessage *m;
- m = gst_message_new_duration (GST_OBJECT (pitch), GST_FORMAT_TIME, -1);
+ m = gst_message_new_duration_changed (GST_OBJECT (pitch));
gst_element_post_message (GST_ELEMENT (pitch), m);
}
switch (prop_id) {
case ARG_TEMPO:
pitch->tempo = g_value_get_float (value);
- pitch->priv->stream_time_ratio = pitch->tempo * pitch->rate * pitch->seg_arate;
+ pitch->priv->stream_time_ratio =
+ pitch->tempo * pitch->rate * pitch->seg_arate;
pitch->priv->st->setTempo (pitch->tempo * pitch->seg_arate);
GST_OBJECT_UNLOCK (pitch);
gst_pitch_update_duration (pitch);
break;
case ARG_RATE:
pitch->rate = g_value_get_float (value);
- pitch->priv->stream_time_ratio = pitch->tempo * pitch->rate * pitch->seg_arate;
+ pitch->priv->stream_time_ratio =
+ pitch->tempo * pitch->rate * pitch->seg_arate;
pitch->priv->st->setRate (pitch->rate);
GST_OBJECT_UNLOCK (pitch);
gst_pitch_update_duration (pitch);
/* Has no effect until the next input segment */
pitch->out_seg_rate = g_value_get_float (value);
GST_OBJECT_UNLOCK (pitch);
+ break;
case ARG_PITCH:
pitch->pitch = g_value_get_float (value);
pitch->priv->st->setPitch (pitch->pitch);
}
static gboolean
-gst_pitch_sink_setcaps (GstPad * pad, GstCaps * caps)
+gst_pitch_setcaps (GstPitch * pitch, GstCaps * caps)
{
- GstPitch *pitch;
GstPitchPrivate *priv;
- GstStructure *structure;
- GstPad *otherpad;
- gint rate, channels;
- pitch = GST_PITCH (GST_PAD_PARENT (pad));
priv = GST_PITCH_GET_PRIVATE (pitch);
- otherpad = (pad == pitch->srcpad) ? pitch->sinkpad : pitch->srcpad;
-
- if (!gst_pad_set_caps (otherpad, caps))
- return FALSE;
-
- structure = gst_caps_get_structure (caps, 0);
-
- if (!gst_structure_get_int (structure, "rate", &rate) ||
- !gst_structure_get_int (structure, "channels", &channels)) {
+ if (!gst_audio_info_from_caps (&pitch->info, caps))
return FALSE;
- }
GST_OBJECT_LOCK (pitch);
- pitch->samplerate = rate;
- pitch->channels = channels;
-
/* notify the soundtouch instance of this change */
- priv->st->setSampleRate (rate);
- priv->st->setChannels (channels);
-
- /* calculate sample size */
- pitch->sample_size = (sizeof (gfloat) * channels);
+ priv->st->setSampleRate (pitch->info.rate);
+ priv->st->setChannels (pitch->info.channels);
GST_OBJECT_UNLOCK (pitch);
GstPitchPrivate *priv;
guint samples;
GstBuffer *buffer;
+ GstMapInfo info;
priv = GST_PITCH_GET_PRIVATE (pitch);
if (samples == 0)
return NULL;
- if (gst_pad_alloc_buffer_and_set_caps (pitch->srcpad, GST_BUFFER_OFFSET_NONE,
- samples * pitch->sample_size, GST_PAD_CAPS (pitch->srcpad), &buffer)
- != GST_FLOW_OK) {
- buffer = gst_buffer_new_and_alloc (samples * pitch->sample_size);
- gst_buffer_set_caps (buffer, GST_PAD_CAPS (pitch->srcpad));
- }
+ buffer = gst_buffer_new_and_alloc (samples * pitch->info.bpf);
- samples =
- priv->st->receiveSamples ((gfloat *) GST_BUFFER_DATA (buffer), samples);
+ gst_buffer_map (buffer, &info, (GstMapFlags) GST_MAP_READWRITE);
+ samples = priv->st->receiveSamples ((soundtouch::SAMPLETYPE *) info.data, samples);
+ gst_buffer_unmap (buffer, &info);
if (samples <= 0) {
gst_buffer_unref (buffer);
}
GST_BUFFER_DURATION (buffer) =
- gst_util_uint64_scale (samples, GST_SECOND, pitch->samplerate);
+ gst_util_uint64_scale (samples, GST_SECOND, pitch->info.rate);
/* temporary store samples here, to avoid having to recalculate this */
GST_BUFFER_OFFSET (buffer) = (gint64) samples;
{
GstBuffer *buffer;
- GST_DEBUG_OBJECT (pitch, "flushing buffer");
-
- if (pitch->next_buffer_offset == 0)
- return GST_FLOW_OK;
+ if (pitch->priv->st->numUnprocessedSamples() != 0) {
+ GST_DEBUG_OBJECT (pitch, "flushing buffer");
+ pitch->priv->st->flush ();
+ }
- pitch->priv->st->flush ();
if (!send)
return GST_FLOW_OK;
}
static gboolean
-gst_pitch_src_event (GstPad * pad, GstEvent * event)
+gst_pitch_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
{
GstPitch *pitch;
gboolean res;
- pitch = GST_PITCH (gst_pad_get_parent (pad));
+ pitch = GST_PITCH (parent);
GST_DEBUG_OBJECT (pad, "received %s event", GST_EVENT_TYPE_NAME (event));
GstSeekType cur_type, stop_type;
gint64 cur, stop;
gfloat stream_time_ratio;
+ guint32 seqnum;
GST_OBJECT_LOCK (pitch);
stream_time_ratio = pitch->priv->stream_time_ratio;
gst_event_parse_seek (event, &rate, &format, &flags,
&cur_type, &cur, &stop_type, &stop);
+ seqnum = gst_event_get_seqnum (event);
+
gst_event_unref (event);
if (format == GST_FORMAT_TIME || format == GST_FORMAT_DEFAULT) {
event = gst_event_new_seek (rate, format, flags,
cur_type, cur, stop_type, stop);
- res = gst_pad_event_default (pad, event);
+ gst_event_set_seqnum (event, seqnum);
+ res = gst_pad_event_default (pad, parent, event);
} else {
GST_WARNING_OBJECT (pitch,
"Seeking only supported in TIME or DEFAULT format");
res = FALSE;
}
-
break;
}
default:
- res = gst_pad_event_default (pad, event);
+ res = gst_pad_event_default (pad, parent, event);
break;
}
-
- gst_object_unref (pitch);
return res;
}
-/* generic convert function based on caps, no rate
- * used here
+/* generic convert function based on caps, no rate
+ * used here
*/
static gboolean
gst_pitch_convert (GstPitch * pitch,
g_return_val_if_fail (dst_format && dst_value, FALSE);
GST_OBJECT_LOCK (pitch);
- sample_size = pitch->sample_size;
- samplerate = pitch->samplerate;
+ sample_size = pitch->info.bpf;
+ samplerate = pitch->info.rate;
GST_OBJECT_UNLOCK (pitch);
if (sample_size == 0 || samplerate == 0) {
return res;
}
-static const GstQueryType *
-gst_pitch_get_query_types (GstPad * pad)
-{
- static const GstQueryType types[] = {
- GST_QUERY_POSITION,
- GST_QUERY_DURATION,
- GST_QUERY_CONVERT,
- GST_QUERY_LATENCY,
- GST_QUERY_NONE
- };
-
- return types;
-}
-
static gboolean
-gst_pitch_src_query (GstPad * pad, GstQuery * query)
+gst_pitch_src_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
GstPitch *pitch;
gboolean res = FALSE;
gint64 next_buffer_offset;
GstClockTime next_buffer_time;
- pitch = GST_PITCH (gst_pad_get_parent (pad));
+ pitch = GST_PITCH (parent);
+
GST_LOG ("%s query", GST_QUERY_TYPE_NAME (query));
+
GST_OBJECT_LOCK (pitch);
stream_time_ratio = pitch->priv->stream_time_ratio;
next_buffer_time = pitch->next_buffer_time;
GstFormat format;
gint64 duration;
- if (!gst_pad_query_default (pad, query)) {
+ if (!gst_pad_query_default (pad, parent, query)) {
GST_DEBUG_OBJECT (pitch, "upstream provided no duration");
break;
}
min += pitch->min_latency;
if (max != GST_CLOCK_TIME_NONE)
max += pitch->max_latency;
- else
- max = pitch->max_latency;
GST_DEBUG ("Calculated total latency : min %"
GST_TIME_FORMAT " max %" GST_TIME_FORMAT,
break;
}
default:
- res = gst_pad_query_default (pad, query);
+ res = gst_pad_query_default (pad, parent, query);
break;
}
- gst_object_unref (pitch);
return res;
}
/* this function returns FALSE if not enough data is known to transform the
* segment into proper downstream values. If the function does return false
- * the sgement should be stalled until enough information is available.
- * If the funtion returns TRUE, event will be replaced by the new downstream
+ * the segment should be stalled until enough information is available.
+ * If the function returns TRUE, event will be replaced by the new downstream
* compatible event.
*/
static gboolean
gst_pitch_process_segment (GstPitch * pitch, GstEvent ** event)
{
- GstFormat format, conv_format;
- gint64 start_value, stop_value, base;
- gint64 next_offset = 0, next_time = 0;
- gboolean update = FALSE;
- gdouble rate, out_seg_rate, arate, our_arate;
+ gint seqnum;
+ gdouble out_seg_rate, our_arate;
gfloat stream_time_ratio;
+ GstSegment seg;
g_return_val_if_fail (event, FALSE);
out_seg_rate = pitch->out_seg_rate;
GST_OBJECT_UNLOCK (pitch);
- gst_event_parse_new_segment_full (*event, &update, &rate, &arate, &format, &start_value,
- &stop_value, &base);
+ gst_event_copy_segment (*event, &seg);
- if (format != GST_FORMAT_TIME && format != GST_FORMAT_DEFAULT) {
+ if (seg.format != GST_FORMAT_TIME && seg.format != GST_FORMAT_DEFAULT) {
GST_WARNING_OBJECT (pitch,
"Only NEWSEGMENT in TIME or DEFAULT format supported, sending"
"open ended NEWSEGMENT in TIME format.");
- gst_event_unref (*event);
- *event =
- gst_event_new_new_segment_full (update, rate, arate, GST_FORMAT_TIME, 0, -1, 0);
- start_value = 0;
- stop_value = -1;
- base = 0;
+ seg.format = GST_FORMAT_TIME;
+ seg.start = 0;
+ seg.stop = -1;
+ seg.time = 0;
}
/* Figure out how much of the incoming 'rate' we'll apply ourselves */
- our_arate = rate / out_seg_rate;
+ our_arate = seg.rate / out_seg_rate;
/* update the output rate variables */
- rate = out_seg_rate;
- arate *= our_arate;
+ seg.rate = out_seg_rate;
+ seg.applied_rate *= our_arate;
- GST_LOG_OBJECT (pitch->sinkpad,
- "segment %" G_GINT64_FORMAT " - %" G_GINT64_FORMAT " (%d)", start_value,
- stop_value, format);
+ GST_LOG_OBJECT (pitch->sinkpad, "in segment %" GST_SEGMENT_FORMAT, &seg);
stream_time_ratio = pitch->tempo * pitch->rate * pitch->seg_arate;
pitch->priv->st->setTempo (pitch->tempo * pitch->seg_arate);
GST_OBJECT_UNLOCK (pitch);
- start_value = (gint64) (start_value / stream_time_ratio);
- if (stop_value != -1)
- stop_value = (gint64) (stop_value / stream_time_ratio);
- base = (gint64) (base / stream_time_ratio);
+ seg.start = (gint64) (seg.start / stream_time_ratio);
+ seg.position = (gint64) (seg.position / stream_time_ratio);
+ if (seg.stop != (guint64) - 1)
+ seg.stop = (gint64) (seg.stop / stream_time_ratio);
+ seg.time = (gint64) (seg.time / stream_time_ratio);
- conv_format = GST_FORMAT_TIME;
- if (!gst_pitch_convert (pitch, format, start_value, &conv_format, &next_time)) {
- GST_LOG_OBJECT (pitch->sinkpad,
- "could not convert segment start value to time");
- return FALSE;
- }
-
- conv_format = GST_FORMAT_DEFAULT;
- if (!gst_pitch_convert (pitch, format, start_value, &conv_format,
- &next_offset)) {
- GST_LOG_OBJECT (pitch->sinkpad,
- "could not convert segment start value to offset");
- return FALSE;
- }
-
- pitch->next_buffer_time = next_time;
- pitch->next_buffer_offset = next_offset;
+ GST_LOG_OBJECT (pitch->sinkpad, "out segment %" GST_SEGMENT_FORMAT, &seg);
+ seqnum = gst_event_get_seqnum (*event);
gst_event_unref (*event);
- *event = gst_event_new_new_segment_full (update, rate, arate, format,
- start_value, stop_value, base);
+ *event = gst_event_new_segment (&seg);
+ gst_event_set_seqnum (*event, seqnum);
return TRUE;
}
static gboolean
-gst_pitch_sink_event (GstPad * pad, GstEvent * event)
+gst_pitch_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
{
gboolean res = TRUE;
GstPitch *pitch;
- pitch = GST_PITCH (gst_pad_get_parent (pad));
+ pitch = GST_PITCH (parent);
GST_LOG_OBJECT (pad, "received %s event", GST_EVENT_TYPE_NAME (event));
gst_pitch_flush_buffer (pitch, FALSE);
pitch->priv->st->clear ();
pitch->next_buffer_offset = 0;
- pitch->next_buffer_time = 0;
+ pitch->next_buffer_time = GST_CLOCK_TIME_NONE;
pitch->min_latency = pitch->max_latency = 0;
break;
case GST_EVENT_EOS:
pitch->priv->st->clear ();
pitch->min_latency = pitch->max_latency = 0;
break;
- case GST_EVENT_NEWSEGMENT:
+ case GST_EVENT_SEGMENT:
if (!gst_pitch_process_segment (pitch, &event)) {
GST_LOG_OBJECT (pad, "not enough data known, stalling segment");
if (GST_PITCH_GET_PRIVATE (pitch)->pending_segment)
pitch->priv->st->clear ();
pitch->min_latency = pitch->max_latency = 0;
break;
+ case GST_EVENT_CAPS:
+ {
+ GstCaps *caps;
+
+ gst_event_parse_caps (event, &caps);
+ res = gst_pitch_setcaps (pitch, caps);
+ if (!res) {
+ gst_event_unref (event);
+ goto done;
+ }
+ }
default:
break;
}
/* and forward it */
if (event)
- res = gst_pad_event_default (pad, event);
+ res = gst_pad_event_default (pad, parent, event);
- gst_object_unref (pitch);
+done:
return res;
}
}
static GstFlowReturn
-gst_pitch_chain (GstPad * pad, GstBuffer * buffer)
+gst_pitch_chain (GstPad * pad, GstObject * parent, GstBuffer * buffer)
{
GstPitch *pitch;
GstPitchPrivate *priv;
GstClockTime timestamp;
+ GstMapInfo info;
- pitch = GST_PITCH (GST_PAD_PARENT (pad));
+ pitch = GST_PITCH (parent);
priv = GST_PITCH_GET_PRIVATE (pitch);
- gst_object_sync_values (G_OBJECT (pitch), pitch->next_buffer_time);
-
timestamp = GST_BUFFER_TIMESTAMP (buffer);
+ // Remember the first time and corresponding offset
+ if (!GST_CLOCK_TIME_IS_VALID (pitch->next_buffer_time)) {
+ gfloat stream_time_ratio;
+ GstFormat out_format = GST_FORMAT_DEFAULT;
+
+ GST_OBJECT_LOCK (pitch);
+ stream_time_ratio = priv->stream_time_ratio;
+ GST_OBJECT_UNLOCK (pitch);
+
+ pitch->next_buffer_time = timestamp / stream_time_ratio;
+ gst_pitch_convert (pitch, GST_FORMAT_TIME, timestamp, &out_format,
+ &pitch->next_buffer_offset);
+ }
+
+ gst_object_sync_values (GST_OBJECT (pitch), pitch->next_buffer_time);
+
/* push the received samples on the soundtouch buffer */
- GST_LOG_OBJECT (pitch, "incoming buffer (%d samples)",
- (gint) (GST_BUFFER_SIZE (buffer) / pitch->sample_size));
+ GST_LOG_OBJECT (pitch, "incoming buffer (%d samples) %" GST_TIME_FORMAT,
+ (gint) (gst_buffer_get_size (buffer) / pitch->info.bpf),
+ GST_TIME_ARGS (timestamp));
if (GST_PITCH_GET_PRIVATE (pitch)->pending_segment) {
GstEvent *event =
GST_LOG_OBJECT (pitch, "processing stalled segment");
if (!gst_pitch_process_segment (pitch, &event)) {
+ gst_buffer_unref (buffer);
gst_event_unref (event);
return GST_FLOW_ERROR;
}
- if (!gst_pad_event_default (pitch->sinkpad, event)) {
+ if (!gst_pad_event_default (pitch->sinkpad, parent, event)) {
+ gst_buffer_unref (buffer);
gst_event_unref (event);
return GST_FLOW_ERROR;
}
GST_PITCH_GET_PRIVATE (pitch)->pending_segment = NULL;
}
- priv->st->putSamples ((gfloat *) GST_BUFFER_DATA (buffer),
- GST_BUFFER_SIZE (buffer) / pitch->sample_size);
+ gst_buffer_map (buffer, &info, GST_MAP_READ);
+ GST_OBJECT_LOCK (pitch);
+ priv->st->putSamples ((soundtouch::SAMPLETYPE *) info.data, info.size / pitch->info.bpf);
+ GST_OBJECT_UNLOCK (pitch);
+ gst_buffer_unmap (buffer, &info);
gst_buffer_unref (buffer);
/* Calculate latency */
gst_pitch_update_latency (pitch, timestamp);
-
/* and try to extract some samples from the soundtouch buffer */
if (!priv->st->isEmpty ()) {
GstBuffer *out_buffer;
out_buffer = gst_pitch_prepare_buffer (pitch);
- if (out_buffer)
+
+ if (out_buffer) {
+#ifdef TIZEN_FEATURE_PITCH_AUDIO_META
+ gint samples = GST_BUFFER_OFFSET (out_buffer);
+
+ if (GST_AUDIO_INFO_LAYOUT (&pitch->info) ==
+ GST_AUDIO_LAYOUT_NON_INTERLEAVED) {
+ gst_buffer_add_audio_meta (out_buffer, &pitch->info, samples, NULL);
+ }
+#endif
return gst_pitch_forward_buffer (pitch, out_buffer);
+ }
}
return GST_FLOW_OK;
case GST_STATE_CHANGE_NULL_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
- pitch->next_buffer_time = 0;
+ pitch->next_buffer_time = GST_CLOCK_TIME_NONE;
pitch->next_buffer_offset = 0;
pitch->priv->st->clear ();
pitch->min_latency = pitch->max_latency = 0;
break;
}
- ret = parent_class->change_state (element, transition);
+ ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
if (ret != GST_STATE_CHANGE_SUCCESS)
return ret;