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gstajasrc.cpp
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gstajasrc.cpp
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/* GStreamer
* Copyright (C) 2021 Sebastian Dröge <sebastian@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Suite 500,
* Boston, MA 02110-1335, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <ajaanc/includes/ancillarydata_cea608_vanc.h>
#include <ajaanc/includes/ancillarydata_cea708.h>
#include <ajaanc/includes/ancillarylist.h>
#include <ajantv2/includes/ntv2rp188.h>
#include <ajantv2/includes/ntv2vpid.h>
#include "gstajacommon.h"
#include "gstajasrc.h"
GST_DEBUG_CATEGORY_STATIC(gst_aja_src_debug);
#define GST_CAT_DEFAULT gst_aja_src_debug
#define DEFAULT_DEVICE_IDENTIFIER ("0")
#define DEFAULT_CHANNEL (::NTV2_CHANNEL1)
#define DEFAULT_VIDEO_FORMAT (GST_AJA_VIDEO_FORMAT_AUTO)
#define DEFAULT_AUDIO_SYSTEM (GST_AJA_AUDIO_SYSTEM_AUTO)
#define DEFAULT_INPUT_SOURCE (GST_AJA_INPUT_SOURCE_AUTO)
#define DEFAULT_SDI_MODE (GST_AJA_SDI_MODE_SINGLE_LINK)
#define DEFAULT_AUDIO_SOURCE (GST_AJA_AUDIO_SOURCE_EMBEDDED)
#define DEFAULT_EMBEDDED_AUDIO_INPUT (GST_AJA_EMBEDDED_AUDIO_INPUT_AUTO)
#define DEFAULT_TIMECODE_INDEX (GST_AJA_TIMECODE_INDEX_VITC)
#define DEFAULT_RP188 (TRUE)
#define DEFAULT_REFERENCE_SOURCE (GST_AJA_REFERENCE_SOURCE_FREERUN)
#define DEFAULT_CLOSED_CAPTION_CAPTURE_MODE \
(GST_AJA_CLOSED_CAPTION_CAPTURE_MODE_CEA708_AND_CEA608)
#define DEFAULT_QUEUE_SIZE (16)
#define DEFAULT_START_FRAME (8)
#define DEFAULT_END_FRAME (8)
#define DEFAULT_CAPTURE_CPU_CORE (G_MAXUINT)
enum {
PROP_0,
PROP_DEVICE_IDENTIFIER,
PROP_CHANNEL,
PROP_VIDEO_FORMAT,
PROP_AUDIO_SYSTEM,
PROP_INPUT_SOURCE,
PROP_SDI_MODE,
PROP_AUDIO_SOURCE,
PROP_EMBEDDED_AUDIO_INPUT,
PROP_TIMECODE_INDEX,
PROP_RP188,
PROP_REFERENCE_SOURCE,
PROP_CLOSED_CAPTION_CAPTURE_MODE,
PROP_START_FRAME,
PROP_END_FRAME,
PROP_QUEUE_SIZE,
PROP_CAPTURE_CPU_CORE,
PROP_SIGNAL,
};
// Make these plain C structs for usage in GstQueueArray
G_BEGIN_DECLS
typedef enum {
QUEUE_ITEM_TYPE_DUMMY,
QUEUE_ITEM_TYPE_FRAME,
QUEUE_ITEM_TYPE_SIGNAL_CHANGE,
QUEUE_ITEM_TYPE_ERROR,
QUEUE_ITEM_TYPE_FRAMES_DROPPED,
} QueueItemType;
typedef struct {
QueueItemType type;
union {
// For DUMMY
struct {
gchar dummy;
} dummy;
// For FRAME
struct {
GstClockTime capture_time;
GstBuffer *video_buffer;
GstBuffer *audio_buffer;
GstBuffer *anc_buffer, *anc_buffer2;
NTV2_RP188 tc;
NTV2VideoFormat detected_format;
guint32 vpid;
} frame;
// For SIGNAL_CHANGE
struct {
gboolean have_signal;
NTV2VideoFormat detected_format;
guint32 vpid;
} signal_change;
// For ERROR
struct {
GstMessage *msg;
} error;
// For FRAMES_DROPPED
struct {
gboolean driver_side;
GstClockTime timestamp_start, timestamp_end;
} frames_dropped;
};
} QueueItem;
G_END_DECLS
static void queue_item_clear(QueueItem *item) {
switch (item->type) {
case QUEUE_ITEM_TYPE_DUMMY:
break;
case QUEUE_ITEM_TYPE_FRAME:
gst_clear_buffer(&item->frame.video_buffer);
gst_clear_buffer(&item->frame.audio_buffer);
gst_clear_buffer(&item->frame.anc_buffer);
gst_clear_buffer(&item->frame.anc_buffer2);
item->frame.tc.~NTV2_RP188();
break;
case QUEUE_ITEM_TYPE_SIGNAL_CHANGE:
break;
case QUEUE_ITEM_TYPE_ERROR:
gst_clear_message(&item->error.msg);
break;
case QUEUE_ITEM_TYPE_FRAMES_DROPPED:
break;
}
item->type = QUEUE_ITEM_TYPE_DUMMY;
}
static void gst_aja_src_set_property(GObject *object, guint property_id,
const GValue *value, GParamSpec *pspec);
static void gst_aja_src_get_property(GObject *object, guint property_id,
GValue *value, GParamSpec *pspec);
static void gst_aja_src_finalize(GObject *object);
static GstCaps *gst_aja_src_get_caps(GstBaseSrc *bsrc, GstCaps *filter);
static gboolean gst_aja_src_query(GstBaseSrc *bsrc, GstQuery *query);
static gboolean gst_aja_src_unlock(GstBaseSrc *bsrc);
static gboolean gst_aja_src_unlock_stop(GstBaseSrc *bsrc);
static GstFlowReturn gst_aja_src_create(GstPushSrc *psrc, GstBuffer **buffer);
static gboolean gst_aja_src_open(GstAjaSrc *src);
static gboolean gst_aja_src_close(GstAjaSrc *src);
static gboolean gst_aja_src_stop(GstAjaSrc *src);
static GstStateChangeReturn gst_aja_src_change_state(GstElement *element,
GstStateChange transition);
static void capture_thread_func(AJAThread *thread, void *data);
#define parent_class gst_aja_src_parent_class
G_DEFINE_TYPE(GstAjaSrc, gst_aja_src, GST_TYPE_PUSH_SRC);
static void gst_aja_src_class_init(GstAjaSrcClass *klass) {
GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
GstElementClass *element_class = GST_ELEMENT_CLASS(klass);
GstBaseSrcClass *basesrc_class = GST_BASE_SRC_CLASS(klass);
GstPushSrcClass *pushsrc_class = GST_PUSH_SRC_CLASS(klass);
GstCaps *templ_caps;
gobject_class->set_property = gst_aja_src_set_property;
gobject_class->get_property = gst_aja_src_get_property;
gobject_class->finalize = gst_aja_src_finalize;
g_object_class_install_property(
gobject_class, PROP_DEVICE_IDENTIFIER,
g_param_spec_string(
"device-identifier", "Device identifier",
"Input device instance to use", DEFAULT_DEVICE_IDENTIFIER,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_CHANNEL,
g_param_spec_uint(
"channel", "Channel", "Channel to use", 0, NTV2_MAX_NUM_CHANNELS - 1,
DEFAULT_CHANNEL,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_VIDEO_FORMAT,
g_param_spec_enum(
"video-format", "Video Format", "Video format to use",
GST_TYPE_AJA_VIDEO_FORMAT, DEFAULT_VIDEO_FORMAT,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_QUEUE_SIZE,
g_param_spec_uint(
"queue-size", "Queue Size",
"Size of internal queue in number of video frames. "
"Half of this is allocated as device buffers and equal to the "
"latency.",
1, G_MAXINT, DEFAULT_QUEUE_SIZE,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property(
gobject_class, PROP_START_FRAME,
g_param_spec_uint(
"start-frame", "Start Frame",
"Start frame buffer to be used for capturing (automatically assign "
"that many frames if same number as end-frame).",
0, G_MAXINT, DEFAULT_START_FRAME,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property(
gobject_class, PROP_END_FRAME,
g_param_spec_uint(
"end-frame", "End Frame",
"End frame buffer to be used for capturing (automatically assign "
"that many frames if same number as start-frame).",
0, G_MAXINT, DEFAULT_END_FRAME,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property(
gobject_class, PROP_AUDIO_SYSTEM,
g_param_spec_enum(
"audio-system", "Audio System", "Audio system to use",
GST_TYPE_AJA_AUDIO_SYSTEM, DEFAULT_AUDIO_SYSTEM,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_INPUT_SOURCE,
g_param_spec_enum(
"input-source", "Input Source", "Input source to use",
GST_TYPE_AJA_INPUT_SOURCE, DEFAULT_INPUT_SOURCE,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_SDI_MODE,
g_param_spec_enum(
"sdi-input-mode", "SDI Input Mode", "SDI input mode to use",
GST_TYPE_AJA_SDI_MODE, DEFAULT_SDI_MODE,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_AUDIO_SOURCE,
g_param_spec_enum(
"audio-source", "Audio Source", "Audio source to use",
GST_TYPE_AJA_AUDIO_SOURCE, DEFAULT_AUDIO_SOURCE,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_EMBEDDED_AUDIO_INPUT,
g_param_spec_enum(
"embedded-audio-input", "Embedded Audio Input",
"Embedded Audio Input to use", GST_TYPE_AJA_EMBEDDED_AUDIO_INPUT,
DEFAULT_EMBEDDED_AUDIO_INPUT,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_TIMECODE_INDEX,
g_param_spec_enum(
"timecode-index", "Timecode Index", "Timecode index to use",
GST_TYPE_AJA_TIMECODE_INDEX, DEFAULT_TIMECODE_INDEX,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_RP188,
g_param_spec_boolean(
"rp188", "RP188", "Enable RP188 timecode retrieval", DEFAULT_RP188,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_REFERENCE_SOURCE,
g_param_spec_enum(
"reference-source", "Reference Source", "Reference source to use",
GST_TYPE_AJA_REFERENCE_SOURCE, DEFAULT_REFERENCE_SOURCE,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_CLOSED_CAPTION_CAPTURE_MODE,
g_param_spec_enum(
"closed-caption-capture-mode", "Closed Caption Capture Mode",
"Closed Caption Capture Mode",
GST_TYPE_AJA_CLOSED_CAPTION_CAPTURE_MODE,
DEFAULT_CLOSED_CAPTION_CAPTURE_MODE,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_CAPTURE_CPU_CORE,
g_param_spec_uint(
"capture-cpu-core", "Capture CPU Core",
"Sets the affinity of the capture thread to this CPU core "
"(-1=disabled)",
0, G_MAXUINT, DEFAULT_CAPTURE_CPU_CORE,
(GParamFlags)(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property(
gobject_class, PROP_SIGNAL,
g_param_spec_boolean(
"signal", "Input signal available",
"True if there is a valid input signal available", FALSE,
(GParamFlags)(G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
element_class->change_state = GST_DEBUG_FUNCPTR(gst_aja_src_change_state);
basesrc_class->get_caps = GST_DEBUG_FUNCPTR(gst_aja_src_get_caps);
basesrc_class->negotiate = NULL;
basesrc_class->query = GST_DEBUG_FUNCPTR(gst_aja_src_query);
basesrc_class->unlock = GST_DEBUG_FUNCPTR(gst_aja_src_unlock);
basesrc_class->unlock_stop = GST_DEBUG_FUNCPTR(gst_aja_src_unlock_stop);
pushsrc_class->create = GST_DEBUG_FUNCPTR(gst_aja_src_create);
templ_caps = gst_ntv2_supported_caps(DEVICE_ID_INVALID);
gst_element_class_add_pad_template(
element_class,
gst_pad_template_new("src", GST_PAD_SRC, GST_PAD_ALWAYS, templ_caps));
gst_caps_unref(templ_caps);
gst_element_class_set_static_metadata(
element_class, "AJA audio/video src", "Audio/Video/Source",
"Captures audio/video frames with AJA devices",
"Sebastian Dröge <sebastian@centricular.com>");
GST_DEBUG_CATEGORY_INIT(gst_aja_src_debug, "ajasrc", 0, "AJA src");
}
static void gst_aja_src_init(GstAjaSrc *self) {
g_mutex_init(&self->queue_lock);
g_cond_init(&self->queue_cond);
self->device_identifier = g_strdup(DEFAULT_DEVICE_IDENTIFIER);
self->channel = DEFAULT_CHANNEL;
self->queue_size = DEFAULT_QUEUE_SIZE;
self->start_frame = DEFAULT_START_FRAME;
self->end_frame = DEFAULT_END_FRAME;
self->video_format_setting = DEFAULT_VIDEO_FORMAT;
self->audio_system_setting = DEFAULT_AUDIO_SYSTEM;
self->input_source = DEFAULT_INPUT_SOURCE;
self->audio_source = DEFAULT_AUDIO_SOURCE;
self->embedded_audio_input = DEFAULT_EMBEDDED_AUDIO_INPUT;
self->timecode_index = DEFAULT_TIMECODE_INDEX;
self->reference_source = DEFAULT_REFERENCE_SOURCE;
self->closed_caption_capture_mode = DEFAULT_CLOSED_CAPTION_CAPTURE_MODE;
self->capture_cpu_core = DEFAULT_CAPTURE_CPU_CORE;
self->queue =
gst_queue_array_new_for_struct(sizeof(QueueItem), self->queue_size);
gst_base_src_set_live(GST_BASE_SRC_CAST(self), TRUE);
gst_base_src_set_format(GST_BASE_SRC_CAST(self), GST_FORMAT_TIME);
self->video_format = NTV2_FORMAT_UNKNOWN;
}
void gst_aja_src_set_property(GObject *object, guint property_id,
const GValue *value, GParamSpec *pspec) {
GstAjaSrc *self = GST_AJA_SRC(object);
switch (property_id) {
case PROP_DEVICE_IDENTIFIER:
g_free(self->device_identifier);
self->device_identifier = g_value_dup_string(value);
break;
case PROP_CHANNEL:
self->channel = (NTV2Channel)g_value_get_uint(value);
break;
case PROP_QUEUE_SIZE:
self->queue_size = g_value_get_uint(value);
break;
case PROP_START_FRAME:
self->start_frame = g_value_get_uint(value);
break;
case PROP_END_FRAME:
self->end_frame = g_value_get_uint(value);
break;
case PROP_VIDEO_FORMAT:
self->video_format_setting = (GstAjaVideoFormat)g_value_get_enum(value);
break;
case PROP_AUDIO_SYSTEM:
self->audio_system_setting = (GstAjaAudioSystem)g_value_get_enum(value);
break;
case PROP_INPUT_SOURCE:
self->input_source = (GstAjaInputSource)g_value_get_enum(value);
break;
case PROP_SDI_MODE:
self->sdi_mode = (GstAjaSdiMode)g_value_get_enum(value);
break;
case PROP_AUDIO_SOURCE:
self->audio_source = (GstAjaAudioSource)g_value_get_enum(value);
break;
case PROP_EMBEDDED_AUDIO_INPUT:
self->embedded_audio_input =
(GstAjaEmbeddedAudioInput)g_value_get_enum(value);
break;
case PROP_TIMECODE_INDEX:
self->timecode_index = (GstAjaTimecodeIndex)g_value_get_enum(value);
break;
case PROP_RP188:
self->rp188 = g_value_get_boolean(value);
break;
case PROP_REFERENCE_SOURCE:
self->reference_source = (GstAjaReferenceSource)g_value_get_enum(value);
break;
case PROP_CLOSED_CAPTION_CAPTURE_MODE:
self->closed_caption_capture_mode =
(GstAjaClosedCaptionCaptureMode)g_value_get_enum(value);
break;
case PROP_CAPTURE_CPU_CORE:
self->capture_cpu_core = g_value_get_uint(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
break;
}
}
void gst_aja_src_get_property(GObject *object, guint property_id, GValue *value,
GParamSpec *pspec) {
GstAjaSrc *self = GST_AJA_SRC(object);
switch (property_id) {
case PROP_DEVICE_IDENTIFIER:
g_value_set_string(value, self->device_identifier);
break;
case PROP_CHANNEL:
g_value_set_uint(value, self->channel);
break;
case PROP_QUEUE_SIZE:
g_value_set_uint(value, self->queue_size);
break;
case PROP_START_FRAME:
g_value_set_uint(value, self->start_frame);
break;
case PROP_END_FRAME:
g_value_set_uint(value, self->end_frame);
break;
case PROP_VIDEO_FORMAT:
g_value_set_enum(value, self->video_format_setting);
break;
case PROP_AUDIO_SYSTEM:
g_value_set_enum(value, self->audio_system_setting);
break;
case PROP_INPUT_SOURCE:
g_value_set_enum(value, self->input_source);
break;
case PROP_SDI_MODE:
g_value_set_enum(value, self->sdi_mode);
break;
case PROP_AUDIO_SOURCE:
g_value_set_enum(value, self->audio_source);
break;
case PROP_EMBEDDED_AUDIO_INPUT:
g_value_set_enum(value, self->embedded_audio_input);
break;
case PROP_TIMECODE_INDEX:
g_value_set_enum(value, self->timecode_index);
break;
case PROP_RP188:
g_value_set_boolean(value, self->rp188);
break;
case PROP_REFERENCE_SOURCE:
g_value_set_enum(value, self->reference_source);
break;
case PROP_CLOSED_CAPTION_CAPTURE_MODE:
g_value_set_enum(value, self->closed_caption_capture_mode);
break;
case PROP_CAPTURE_CPU_CORE:
g_value_set_uint(value, self->capture_cpu_core);
break;
case PROP_SIGNAL:
g_value_set_boolean(value, self->signal);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
break;
}
}
void gst_aja_src_finalize(GObject *object) {
GstAjaSrc *self = GST_AJA_SRC(object);
g_assert(self->device == NULL);
g_assert(gst_queue_array_get_length(self->queue) == 0);
g_clear_pointer(&self->queue, gst_queue_array_free);
g_mutex_clear(&self->queue_lock);
g_cond_clear(&self->queue_cond);
G_OBJECT_CLASS(parent_class)->finalize(object);
}
static gboolean gst_aja_src_open(GstAjaSrc *self) {
GST_DEBUG_OBJECT(self, "Opening device");
g_assert(self->device == NULL);
self->device = gst_aja_ntv2_device_obtain(self->device_identifier);
if (!self->device) {
GST_ERROR_OBJECT(self, "Failed to open device");
return FALSE;
}
if (!self->device->device->IsDeviceReady(false)) {
g_clear_pointer(&self->device, gst_aja_ntv2_device_unref);
return FALSE;
}
self->device->device->SetEveryFrameServices(::NTV2_OEM_TASKS);
self->device_id = self->device->device->GetDeviceID();
std::string serial_number;
if (!self->device->device->GetSerialNumberString(serial_number))
serial_number = "none";
GST_DEBUG_OBJECT(self,
"Opened device with ID %d at index %d (%s, version %s, "
"serial number %s, can do VANC %d)",
self->device_id, self->device->device->GetIndexNumber(),
self->device->device->GetDisplayName().c_str(),
self->device->device->GetDeviceVersionString().c_str(),
serial_number.c_str(),
::NTV2DeviceCanDoCustomAnc(self->device_id));
GST_DEBUG_OBJECT(self,
"Using SDK version %d.%d.%d.%d (%s) and driver version %s",
AJA_NTV2_SDK_VERSION_MAJOR, AJA_NTV2_SDK_VERSION_MINOR,
AJA_NTV2_SDK_VERSION_POINT, AJA_NTV2_SDK_BUILD_NUMBER,
AJA_NTV2_SDK_BUILD_DATETIME,
self->device->device->GetDriverVersionString().c_str());
self->device->device->SetMultiFormatMode(true);
self->allocator = gst_aja_allocator_new(self->device);
GST_DEBUG_OBJECT(self, "Opened device");
return TRUE;
}
static gboolean gst_aja_src_close(GstAjaSrc *self) {
gst_clear_object(&self->allocator);
g_clear_pointer(&self->device, gst_aja_ntv2_device_unref);
self->device_id = DEVICE_ID_INVALID;
GST_DEBUG_OBJECT(self, "Closed device");
return TRUE;
}
// Must be called with ShmMutexLocker
static gboolean gst_aja_src_configure(GstAjaSrc *self) {
GST_DEBUG_OBJECT(self, "Starting");
#define NEEDS_QUAD_MODE(self) \
(self->sdi_mode == GST_AJA_SDI_MODE_QUAD_LINK_SQD || \
self->sdi_mode == GST_AJA_SDI_MODE_QUAD_LINK_TSI || \
(self->input_source >= GST_AJA_INPUT_SOURCE_HDMI1 && \
self->input_source <= GST_AJA_INPUT_SOURCE_HDMI4))
self->quad_mode = NEEDS_QUAD_MODE(self);
#undef NEEDS_QUAD_MODE
if (self->quad_mode) {
if (self->input_source != GST_AJA_INPUT_SOURCE_AUTO &&
!(self->input_source >= GST_AJA_INPUT_SOURCE_HDMI1 &&
self->input_source <= GST_AJA_INPUT_SOURCE_HDMI4)) {
GST_ERROR_OBJECT(
self,
"Quad modes require usage of the channel's default input source");
return FALSE;
}
if (self->channel != ::NTV2_CHANNEL1 && self->channel != ::NTV2_CHANNEL5) {
GST_ERROR_OBJECT(self, "Quad modes require channels 1 or 5");
return FALSE;
}
}
bool had_quad_enabled = false, had_quad_quad_enabled = false;
// HDMI can also be internally quad mode but it runs on a single channel.
if (!(self->input_source >= GST_AJA_INPUT_SOURCE_HDMI1 &&
self->input_source <= GST_AJA_INPUT_SOURCE_HDMI4)) {
if (self->channel < ::NTV2_CHANNEL5) {
self->device->device->GetQuadFrameEnable(had_quad_enabled,
::NTV2_CHANNEL1);
// 12G UHD is also internally considered quad modes but they run on a
// single channel.
if (had_quad_enabled && ::NTV2DeviceCanDo12gRouting(self->device_id)) {
NTV2VideoFormat fmt =
self->device->device->GetInputVideoFormat(::NTV2_INPUTSOURCE_SDI1);
if (fmt >= NTV2_FORMAT_FIRST_UHD_TSI_DEF_FORMAT &&
fmt < NTV2_FORMAT_END_4K_TSI_DEF_FORMATS)
had_quad_enabled = false;
}
self->device->device->GetQuadQuadFrameEnable(had_quad_quad_enabled,
::NTV2_CHANNEL1);
} else {
self->device->device->GetQuadFrameEnable(had_quad_enabled,
::NTV2_CHANNEL5);
// 12G UHD is also internally considered quad modes but they run on a
// single channel.
if (had_quad_enabled && ::NTV2DeviceCanDo12gRouting(self->device_id)) {
NTV2VideoFormat fmt =
self->device->device->GetInputVideoFormat(::NTV2_INPUTSOURCE_SDI5);
if (fmt >= NTV2_FORMAT_FIRST_UHD_TSI_DEF_FORMAT &&
fmt < NTV2_FORMAT_END_4K_TSI_DEF_FORMATS)
had_quad_enabled = false;
}
self->device->device->GetQuadQuadFrameEnable(had_quad_quad_enabled,
::NTV2_CHANNEL5);
}
}
// Stop any previously running quad mode, or other configurations on the
// quad channels
self->device->device->AutoCirculateStop(self->channel);
if (self->quad_mode || had_quad_enabled || had_quad_enabled) {
NTV2Channel quad_channel;
if (self->channel < ::NTV2_CHANNEL5)
quad_channel = ::NTV2_CHANNEL1;
else
quad_channel = ::NTV2_CHANNEL5;
for (int i = 0; i < 4; i++) {
self->device->device->AutoCirculateStop((NTV2Channel)(quad_channel + i));
}
}
if (self->buffer_pool) {
gst_buffer_pool_set_active(self->buffer_pool, FALSE);
gst_clear_object(&self->buffer_pool);
}
if (self->audio_buffer_pool) {
gst_buffer_pool_set_active(self->audio_buffer_pool, FALSE);
gst_clear_object(&self->audio_buffer_pool);
}
if (self->anc_buffer_pool) {
gst_buffer_pool_set_active(self->anc_buffer_pool, FALSE);
gst_clear_object(&self->anc_buffer_pool);
}
NTV2VANCMode vanc_mode;
NTV2InputSource input_source;
NTV2OutputCrosspointID input_source_id;
switch (self->input_source) {
case GST_AJA_INPUT_SOURCE_AUTO:
input_source = ::NTV2ChannelToInputSource(self->channel);
input_source_id = ::GetSDIInputOutputXptFromChannel(self->channel, false);
vanc_mode = ::NTV2DeviceCanDoCustomAnc(self->device_id)
? ::NTV2_VANCMODE_OFF
: ::NTV2_VANCMODE_TALL;
break;
case GST_AJA_INPUT_SOURCE_ANALOG1:
input_source = ::NTV2_INPUTSOURCE_ANALOG1;
input_source_id = ::NTV2_XptAnalogIn;
vanc_mode = ::NTV2_VANCMODE_TALL;
break;
case GST_AJA_INPUT_SOURCE_HDMI1:
input_source = ::NTV2_INPUTSOURCE_HDMI1;
input_source_id = ::NTV2_XptHDMIIn1;
vanc_mode = ::NTV2_VANCMODE_OFF;
break;
case GST_AJA_INPUT_SOURCE_HDMI2:
input_source = ::NTV2_INPUTSOURCE_HDMI2;
input_source_id = ::NTV2_XptHDMIIn2;
vanc_mode = ::NTV2_VANCMODE_OFF;
break;
case GST_AJA_INPUT_SOURCE_HDMI3:
input_source = ::NTV2_INPUTSOURCE_HDMI3;
input_source_id = ::NTV2_XptHDMIIn3;
vanc_mode = ::NTV2_VANCMODE_OFF;
break;
case GST_AJA_INPUT_SOURCE_HDMI4:
input_source = ::NTV2_INPUTSOURCE_HDMI4;
input_source_id = ::NTV2_XptHDMIIn4;
vanc_mode = ::NTV2_VANCMODE_OFF;
break;
case GST_AJA_INPUT_SOURCE_SDI1:
input_source = ::NTV2_INPUTSOURCE_SDI1;
input_source_id = ::NTV2_XptSDIIn1;
vanc_mode = ::NTV2_VANCMODE_TALL;
break;
case GST_AJA_INPUT_SOURCE_SDI2:
input_source = ::NTV2_INPUTSOURCE_SDI2;
input_source_id = ::NTV2_XptSDIIn2;
vanc_mode = ::NTV2_VANCMODE_TALL;
break;
case GST_AJA_INPUT_SOURCE_SDI3:
input_source = ::NTV2_INPUTSOURCE_SDI3;
input_source_id = ::NTV2_XptSDIIn3;
vanc_mode = ::NTV2_VANCMODE_TALL;
break;
case GST_AJA_INPUT_SOURCE_SDI4:
input_source = ::NTV2_INPUTSOURCE_SDI4;
input_source_id = ::NTV2_XptSDIIn4;
vanc_mode = ::NTV2_VANCMODE_TALL;
break;
case GST_AJA_INPUT_SOURCE_SDI5:
input_source = ::NTV2_INPUTSOURCE_SDI5;
input_source_id = ::NTV2_XptSDIIn5;
vanc_mode = ::NTV2_VANCMODE_TALL;
break;
case GST_AJA_INPUT_SOURCE_SDI6:
input_source = ::NTV2_INPUTSOURCE_SDI6;
input_source_id = ::NTV2_XptSDIIn6;
vanc_mode = ::NTV2_VANCMODE_TALL;
break;
case GST_AJA_INPUT_SOURCE_SDI7:
input_source = ::NTV2_INPUTSOURCE_SDI7;
input_source_id = ::NTV2_XptSDIIn7;
vanc_mode = ::NTV2_VANCMODE_TALL;
break;
case GST_AJA_INPUT_SOURCE_SDI8:
input_source = ::NTV2_INPUTSOURCE_SDI8;
input_source_id = ::NTV2_XptSDIIn8;
vanc_mode = ::NTV2_VANCMODE_TALL;
break;
default:
g_assert_not_reached();
break;
}
self->configured_input_source = input_source;
self->vanc_mode = vanc_mode;
if (!self->device->device->EnableChannel(self->channel)) {
GST_ERROR_OBJECT(self, "Failed to enable channel");
return FALSE;
}
if (self->quad_mode) {
for (int i = 1; i < 4; i++) {
if (!self->device->device->EnableChannel(
(NTV2Channel)(self->channel + i))) {
GST_ERROR_OBJECT(self, "Failed to enable channel");
return FALSE;
}
}
}
self->device->device->EnableInputInterrupt(self->channel);
self->device->device->SubscribeInputVerticalEvent(self->channel);
if (self->video_format_setting == GST_AJA_VIDEO_FORMAT_AUTO) {
self->device->device->WaitForInputVerticalInterrupt(self->channel, 10);
self->video_format = self->device->device->GetInputVideoFormat(
self->configured_input_source);
if (self->video_format == NTV2_FORMAT_UNKNOWN) {
GST_ERROR_OBJECT(self, "Input video format not detected");
return TRUE;
}
std::string configured_string = NTV2VideoFormatToString(self->video_format);
GST_DEBUG_OBJECT(self, "Detected input video format %s (%d)",
configured_string.c_str(), (int)self->video_format);
} else {
self->video_format = gst_ntv2_video_format_from_aja_format(
self->video_format_setting, self->quad_mode);
}
if (self->video_format == NTV2_FORMAT_UNKNOWN) {
GST_ERROR_OBJECT(self, "Unsupported mode");
return FALSE;
}
if (!::NTV2DeviceCanDoVideoFormat(self->device_id, self->video_format)) {
GST_ERROR_OBJECT(self, "Device does not support mode %d",
(int)self->video_format);
return FALSE;
}
gst_video_info_from_ntv2_video_format(&self->configured_info,
self->video_format);
if (self->quad_mode) {
if (self->input_source >= GST_AJA_INPUT_SOURCE_HDMI1 &&
self->input_source <= GST_AJA_INPUT_SOURCE_HDMI4) {
self->device->device->SetQuadQuadFrameEnable(false, self->channel);
self->device->device->SetQuadQuadSquaresEnable(false, self->channel);
self->device->device->Set4kSquaresEnable(true, self->channel);
self->device->device->SetTsiFrameEnable(true, self->channel);
} else {
switch (self->sdi_mode) {
case GST_AJA_SDI_MODE_SINGLE_LINK:
g_assert_not_reached();
break;
case GST_AJA_SDI_MODE_QUAD_LINK_SQD:
if (self->configured_info.height > 2160) {
self->device->device->Set4kSquaresEnable(false, self->channel);
self->device->device->SetTsiFrameEnable(false, self->channel);
self->device->device->SetQuadQuadFrameEnable(true, self->channel);
self->device->device->SetQuadQuadSquaresEnable(true, self->channel);
} else {
self->device->device->SetQuadQuadFrameEnable(false, self->channel);
self->device->device->SetQuadQuadSquaresEnable(false,
self->channel);
self->device->device->Set4kSquaresEnable(true, self->channel);
self->device->device->SetTsiFrameEnable(false, self->channel);
}
break;
case GST_AJA_SDI_MODE_QUAD_LINK_TSI:
if (self->configured_info.height > 2160) {
self->device->device->Set4kSquaresEnable(false, self->channel);
self->device->device->SetTsiFrameEnable(false, self->channel);
self->device->device->SetQuadQuadFrameEnable(true, self->channel);
self->device->device->SetQuadQuadSquaresEnable(false,
self->channel);
} else {
self->device->device->SetQuadQuadFrameEnable(false, self->channel);
self->device->device->SetQuadQuadSquaresEnable(false,
self->channel);
self->device->device->Set4kSquaresEnable(false, self->channel);
self->device->device->SetTsiFrameEnable(true, self->channel);
}
break;
}
}
} else if (had_quad_enabled || had_quad_quad_enabled) {
NTV2Channel quad_channel;
if (self->channel < ::NTV2_CHANNEL5)
quad_channel = ::NTV2_CHANNEL1;
else
quad_channel = ::NTV2_CHANNEL5;
self->device->device->Set4kSquaresEnable(false, quad_channel);
self->device->device->SetTsiFrameEnable(false, quad_channel);
self->device->device->SetQuadQuadFrameEnable(false, quad_channel);
self->device->device->SetQuadQuadSquaresEnable(false, quad_channel);
}
self->device->device->SetMode(self->channel, NTV2_MODE_CAPTURE, false);
if (self->quad_mode) {
for (int i = 1; i < 4; i++)
self->device->device->SetMode((NTV2Channel)(self->channel + i),
NTV2_MODE_CAPTURE, false);
}
std::string configured_string = NTV2VideoFormatToString(self->video_format);
GST_DEBUG_OBJECT(self, "Configuring video format %s (%d) on channel %d",
configured_string.c_str(), (int)self->video_format,
(int)self->channel);
if (!self->device->device->SetVideoFormat(self->video_format, false, false,
self->channel)) {
GST_DEBUG_OBJECT(
self, "Failed configuring video format %s (%d) on channel %d",
configured_string.c_str(), (int)self->video_format, (int)self->channel);
return FALSE;
}
if (!::NTV2DeviceCanDoFrameBufferFormat(self->device_id,
::NTV2_FBF_10BIT_YCBCR)) {
GST_ERROR_OBJECT(self, "Device does not support frame buffer format %d",
(int)::NTV2_FBF_10BIT_YCBCR);
return FALSE;
}
if (!self->device->device->SetFrameBufferFormat(self->channel,
::NTV2_FBF_10BIT_YCBCR)) {
GST_ERROR_OBJECT(self, "Failed configuring frame buffer format %d",
(int)::NTV2_FBF_10BIT_YCBCR);
return FALSE;
}
// FIXME: Workaround for sometimes setting the video format not actually
// changing the register values. Let's just try again.
{
NTV2VideoFormat fmt;
self->device->device->GetVideoFormat(fmt, self->channel);
if (fmt != self->video_format) {
std::string actual_string = NTV2VideoFormatToString(fmt);
GST_ERROR_OBJECT(self,
"Configured video format %s (%d) on channel %d but %s "
"(%d) is configured instead, trying again",
configured_string.c_str(), (int)self->video_format,
(int)self->channel, actual_string.c_str(), (int)fmt);
self->video_format = ::NTV2_FORMAT_UNKNOWN;
return TRUE;
}
}
if (self->quad_mode) {
for (int i = 1; i < 4; i++)
self->device->device->SetFrameBufferFormat(
(NTV2Channel)(self->channel + i), ::NTV2_FBF_10BIT_YCBCR);
}
self->device->device->DMABufferAutoLock(false, true, 0);
if (::NTV2DeviceHasBiDirectionalSDI(self->device_id)) {
self->device->device->SetSDITransmitEnable(self->channel, false);
if (self->quad_mode) {
for (int i = 1; i < 4; i++)
self->device->device->SetSDITransmitEnable(
(NTV2Channel)(self->channel + i), false);
}
}
// Always use the framebuffer associated with the channel
NTV2InputCrosspointID framebuffer_id =
::GetFrameBufferInputXptFromChannel(self->channel, false);
const NTV2Standard standard(
::GetNTV2StandardFromVideoFormat(self->video_format));
self->device->device->SetStandard(standard, self->channel);
if (self->quad_mode) {
for (int i = 1; i < 4; i++)
self->device->device->SetStandard(standard,
(NTV2Channel)(self->channel + i));
}
const NTV2FrameGeometry geometry =
::GetNTV2FrameGeometryFromVideoFormat(self->video_format);
self->vanc_mode =
::HasVANCGeometries(geometry) ? vanc_mode : ::NTV2_VANCMODE_OFF;
if (self->vanc_mode == ::NTV2_VANCMODE_OFF) {
self->device->device->SetFrameGeometry(geometry, false, self->channel);
if (self->quad_mode) {
for (int i = 1; i < 4; i++) {
self->device->device->SetFrameGeometry(
geometry, false, (NTV2Channel)(self->channel + i));
}
}
} else {
const NTV2FrameGeometry vanc_geometry =
::GetVANCFrameGeometry(geometry, self->vanc_mode);
self->device->device->SetFrameGeometry(vanc_geometry, false, self->channel);
if (self->quad_mode) {
for (int i = 1; i < 4; i++) {
self->device->device->SetFrameGeometry(
vanc_geometry, false, (NTV2Channel)(self->channel + i));
}
}
}
CNTV2SignalRouter router;
// If any channels are currently running, initialize the router with the
// existing routing setup. Otherwise overwrite the whole routing table.
{
bool have_channels_running = false;
for (NTV2Channel c = ::NTV2_CHANNEL1; c < NTV2_MAX_NUM_CHANNELS;
c = (NTV2Channel)(c + 1)) {
AUTOCIRCULATE_STATUS ac_status;
if (c == self->channel) continue;
if (self->device->device->AutoCirculateGetStatus(c, ac_status) &&
!ac_status.IsStopped()) {
have_channels_running = true;
break;
}
}
if (have_channels_running) self->device->device->GetRouting(router);
}
// Need to remove old routes for the output and framebuffer we're going to
// use
NTV2ActualConnections connections = router.GetConnections();