mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2025-03-28 20:05:38 +00:00
Add AJA device provider
This commit is contained in:
Sebastian Dröge
parent
86f7633adb
commit
a2b30015c7
10 changed files with 274 additions and 25 deletions
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@ -589,7 +589,7 @@ static void gst_aja_allocator_finalize(GObject *alloc) {
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GST_DEBUG_OBJECT(alloc, "Freeing allocator");
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gst_aja_device_unref(aja_alloc->device);
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gst_aja_ntv2_device_unref(aja_alloc->device);
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G_OBJECT_CLASS(gst_aja_allocator_parent_class)->finalize(alloc);
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}
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@ -617,11 +617,11 @@ static void gst_aja_allocator_init(GstAjaAllocator *aja_alloc) {
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alloc->mem_share = (GstMemoryShareFunction)_aja_memory_share;
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}
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GstAllocator *gst_aja_allocator_new(GstAjaDevice *device) {
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GstAllocator *gst_aja_allocator_new(GstAjaNtv2Device *device) {
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GstAjaAllocator *alloc =
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(GstAjaAllocator *)g_object_new(GST_TYPE_AJA_ALLOCATOR, NULL);
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alloc->device = gst_aja_device_ref(device);
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alloc->device = gst_aja_ntv2_device_ref(device);
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GST_DEBUG_OBJECT(alloc, "Creating allocator for device %d",
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device->device->GetIndexNumber());
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@ -629,7 +629,7 @@ GstAllocator *gst_aja_allocator_new(GstAjaDevice *device) {
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return GST_ALLOCATOR(alloc);
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}
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GstAjaDevice *gst_aja_device_obtain(const gchar *device_identifier) {
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GstAjaNtv2Device *gst_aja_ntv2_device_obtain(const gchar *device_identifier) {
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CNTV2Device *device = new CNTV2Device();
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if (!CNTV2DeviceScanner::GetFirstDeviceFromArgument(device_identifier,
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@ -638,19 +638,19 @@ GstAjaDevice *gst_aja_device_obtain(const gchar *device_identifier) {
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return NULL;
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}
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GstAjaDevice *dev = g_atomic_rc_box_new0(GstAjaDevice);
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GstAjaNtv2Device *dev = g_atomic_rc_box_new0(GstAjaNtv2Device);
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dev->device = device;
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return dev;
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}
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GstAjaDevice *gst_aja_device_ref(GstAjaDevice *device) {
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return (GstAjaDevice *)g_atomic_rc_box_acquire(device);
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GstAjaNtv2Device *gst_aja_ntv2_device_ref(GstAjaNtv2Device *device) {
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return (GstAjaNtv2Device *)g_atomic_rc_box_acquire(device);
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}
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void gst_aja_device_unref(GstAjaDevice *device) {
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void gst_aja_ntv2_device_unref(GstAjaNtv2Device *device) {
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g_atomic_rc_box_release_full(device, [](gpointer data) {
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GstAjaDevice *dev = (GstAjaDevice *)data;
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GstAjaNtv2Device *dev = (GstAjaNtv2Device *)data;
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delete dev->device;
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});
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@ -56,14 +56,14 @@ GstAjaAudioMeta *gst_buffer_add_aja_audio_meta(GstBuffer *buffer,
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typedef struct {
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CNTV2Card *device;
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} GstAjaDevice;
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} GstAjaNtv2Device;
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G_GNUC_INTERNAL
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GstAjaDevice *gst_aja_device_obtain(const gchar *device_identifier);
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GstAjaNtv2Device *gst_aja_ntv2_device_obtain(const gchar *device_identifier);
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G_GNUC_INTERNAL
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GstAjaDevice *gst_aja_device_ref(GstAjaDevice *device);
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GstAjaNtv2Device *gst_aja_ntv2_device_ref(GstAjaNtv2Device *device);
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G_GNUC_INTERNAL
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void gst_aja_device_unref(GstAjaDevice *device);
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void gst_aja_ntv2_device_unref(GstAjaNtv2Device *device);
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#define GST_AJA_ALLOCATOR_MEMTYPE "aja"
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@ -85,7 +85,7 @@ typedef struct _GstAjaAllocatorClass GstAjaAllocatorClass;
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struct _GstAjaAllocator {
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GstAllocator allocator;
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GstAjaDevice *device;
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GstAjaNtv2Device *device;
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};
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struct _GstAjaAllocatorClass {
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@ -95,7 +95,7 @@ struct _GstAjaAllocatorClass {
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G_GNUC_INTERNAL
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GType gst_aja_allocator_get_type(void);
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G_GNUC_INTERNAL
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GstAllocator *gst_aja_allocator_new(GstAjaDevice *device);
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GstAllocator *gst_aja_allocator_new(GstAjaNtv2Device *device);
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typedef enum {
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GST_AJA_AUDIO_SYSTEM_AUTO,
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170
gstajadeviceprovider.cpp
Normal file
170
gstajadeviceprovider.cpp
Normal file
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@ -0,0 +1,170 @@
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/*
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* Copyright (C) 2019 Mathieu Duponchelle <mathieu@centricular.com>
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* Copyright (C) 2019,2021 Sebastian Dröge <sebastian@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstajacommon.h"
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#include "gstajadeviceprovider.h"
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static GstDevice *gst_aja_device_new(NTV2DeviceInfo &device, gboolean video);
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G_DEFINE_TYPE(GstAjaDeviceProvider, gst_aja_device_provider,
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GST_TYPE_DEVICE_PROVIDER);
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static void gst_aja_device_provider_init(GstAjaDeviceProvider *self) {}
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static GList *gst_aja_device_provider_probe(GstDeviceProvider *provider) {
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GList *ret = NULL;
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CNTV2DeviceScanner scanner;
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NTV2DeviceInfoList devices = scanner.GetDeviceInfoList();
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for (NTV2DeviceInfoList::iterator it = devices.begin(); it != devices.end();
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it++) {
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// Skip non-input / non-output devices
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if (it->numVidInputs == 0 && it->numVidOutputs == 0) continue;
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if (it->numVidInputs > 0)
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ret = g_list_prepend(ret, gst_aja_device_new(*it, TRUE));
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if (it->numVidOutputs > 0)
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ret = g_list_prepend(ret, gst_aja_device_new(*it, FALSE));
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}
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ret = g_list_reverse(ret);
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return ret;
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}
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static void gst_aja_device_provider_class_init(
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GstAjaDeviceProviderClass *klass) {
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GstDeviceProviderClass *dm_class = GST_DEVICE_PROVIDER_CLASS(klass);
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dm_class->probe = GST_DEBUG_FUNCPTR(gst_aja_device_provider_probe);
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gst_device_provider_class_set_static_metadata(
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dm_class, "AJA Device Provider", "Source/Audio/Video",
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"List and provides AJA capture devices",
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"Sebastian Dröge <sebastian@centricular.com>");
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}
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G_DEFINE_TYPE(GstAjaDevice, gst_aja_device, GST_TYPE_DEVICE);
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static void gst_aja_device_init(GstAjaDevice *self) {}
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static GstElement *gst_aja_device_create_element(GstDevice *device,
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const gchar *name) {
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GstAjaDevice *self = GST_AJA_DEVICE(device);
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GstElement *ret = NULL;
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if (self->is_capture) {
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ret = gst_element_factory_make("ajasrc", name);
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} else {
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ret = gst_element_factory_make("ajasink", name);
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}
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if (ret) {
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gchar *device_identifier = g_strdup_printf("%u", self->device_index);
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g_object_set(ret, "device-identifier", device_identifier, NULL);
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g_free(device_identifier);
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}
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return ret;
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}
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static void gst_aja_device_class_init(GstAjaDeviceClass *klass) {
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GstDeviceClass *gst_device_class = GST_DEVICE_CLASS(klass);
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gst_device_class->create_element =
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GST_DEBUG_FUNCPTR(gst_aja_device_create_element);
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}
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static GstDevice *gst_aja_device_new(NTV2DeviceInfo &device,
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gboolean is_capture) {
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GstDevice *ret;
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gchar *display_name;
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const gchar *device_class;
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GstCaps *caps = NULL;
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GstStructure *properties;
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device_class = is_capture ? "Audio/Video/Source" : "Audio/Video/Sink";
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display_name = g_strdup_printf("AJA %s (%s)", device.deviceIdentifier.c_str(),
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is_capture ? "Source" : "Sink");
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caps = gst_ntv2_supported_caps(device.deviceID);
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properties = gst_structure_new_empty("properties");
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gst_structure_set(
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properties, "device-id", G_TYPE_UINT, device.deviceID, "device-index",
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G_TYPE_UINT, device.deviceIndex, "pci-slot", G_TYPE_UINT, device.pciSlot,
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"serial-number", G_TYPE_UINT64, device.deviceSerialNumber,
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"device-identifier", G_TYPE_STRING, device.deviceIdentifier.c_str(),
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"num-audio-streams", G_TYPE_UINT, device.numAudioStreams,
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"dual-link-support", G_TYPE_BOOLEAN, device.dualLinkSupport,
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"sdi-3g-support", G_TYPE_BOOLEAN, device.sdi3GSupport, "sdi-12g-support",
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G_TYPE_BOOLEAN, device.sdi12GSupport, "ip-support", G_TYPE_BOOLEAN,
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device.ipSupport, "bi-directional-sdi", G_TYPE_BOOLEAN,
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device.biDirectionalSDI, "ltc-in-support", G_TYPE_BOOLEAN,
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device.ltcInSupport, "ltc-in-on-ref-port", G_TYPE_BOOLEAN,
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device.ltcInOnRefPort, "2k-support", G_TYPE_BOOLEAN, device.has2KSupport,
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"4k-support", G_TYPE_BOOLEAN, device.has4KSupport, "8k-support",
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G_TYPE_BOOLEAN, device.has8KSupport, "multiformat-support",
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G_TYPE_BOOLEAN, device.multiFormat, NULL);
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if (is_capture) {
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gst_structure_set(
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properties, "num-vid-inputs", G_TYPE_UINT, device.numVidInputs,
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"num-anlg-vid-inputs", G_TYPE_UINT, device.numAnlgVidInputs,
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"num-hdmi-vid-inputs", G_TYPE_UINT, device.numHDMIVidInputs,
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"num-analog-audio-input-channels", G_TYPE_UINT,
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device.numAnalogAudioInputChannels, "num-aes-audio-input-channels",
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G_TYPE_UINT, device.numAESAudioInputChannels,
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"num-embedded-audio-input-channels", G_TYPE_UINT,
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device.numEmbeddedAudioInputChannels, "num-hdmi-audio-input-channels",
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G_TYPE_UINT, device.numHDMIAudioInputChannels, NULL);
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} else {
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gst_structure_set(
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properties, "num-vid-outputs", G_TYPE_UINT, device.numVidOutputs,
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"num-anlg-vid-outputs", G_TYPE_UINT, device.numAnlgVidOutputs,
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"num-hdmi-vid-outputs", G_TYPE_UINT, device.numHDMIVidOutputs,
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"num-analog-audio-output-channels", G_TYPE_UINT,
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device.numAnalogAudioOutputChannels, "num-aes-audio-output-channels",
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G_TYPE_UINT, device.numAESAudioOutputChannels,
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"num-embedded-audio-output-channels", G_TYPE_UINT,
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device.numEmbeddedAudioOutputChannels, "num-hdmi-audio-output-channels",
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G_TYPE_UINT, device.numHDMIAudioOutputChannels, NULL);
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}
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ret = GST_DEVICE(g_object_new(GST_TYPE_AJA_DEVICE, "display-name",
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display_name, "device-class", device_class,
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"caps", caps, "properties", properties, NULL));
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g_free(display_name);
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gst_caps_unref(caps);
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gst_structure_free(properties);
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GST_AJA_DEVICE(ret)->is_capture = is_capture;
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GST_AJA_DEVICE(ret)->device_index = device.deviceIndex;
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return ret;
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}
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70
gstajadeviceprovider.h
Normal file
70
gstajadeviceprovider.h
Normal file
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@ -0,0 +1,70 @@
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/*
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* Copyright (C) 2019 Mathieu Duponchelle <mathieu@centricular.com>
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* Copyright (C) 2019,2021 Sebastian Dröge <sebastian@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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#ifndef _GST_AJA_DEVICE_PROVIDER_H_
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#define _GST_AJA_DEVICE_PROVIDER_H_
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#include <ajantv2/includes/ntv2devicescanner.h>
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_AJA_DEVICE_PROVIDER gst_aja_device_provider_get_type()
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#define GST_AJA_DEVICE_PROVIDER(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_AJA_DEVICE_PROVIDER, \
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GstAjaDeviceProvider))
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typedef struct _GstAjaDeviceProvider GstAjaDeviceProvider;
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typedef struct _GstAjaDeviceProviderClass GstAjaDeviceProviderClass;
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struct _GstAjaDeviceProviderClass {
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GstDeviceProviderClass parent_class;
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};
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struct _GstAjaDeviceProvider {
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GstDeviceProvider parent;
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};
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G_GNUC_INTERNAL
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GType gst_aja_device_provider_get_type(void);
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#define GST_TYPE_AJA_DEVICE gst_aja_device_get_type()
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#define GST_AJA_DEVICE(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_AJA_DEVICE, GstAjaDevice))
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typedef struct _GstAjaDevice GstAjaDevice;
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typedef struct _GstAjaDeviceClass GstAjaDeviceClass;
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struct _GstAjaDeviceClass {
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GstDeviceClass parent_class;
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};
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struct _GstAjaDevice {
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GstDevice parent;
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gboolean is_capture;
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guint device_index;
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};
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G_GNUC_INTERNAL
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GType gst_aja_device_get_type(void);
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G_END_DECLS
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#endif /* _GST_AJA_DEVICE_PROVIDER_H_ */
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@ -326,14 +326,14 @@ static gboolean gst_aja_sink_open(GstAjaSink *self) {
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g_assert(self->device == NULL);
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self->device = gst_aja_device_obtain(self->device_identifier);
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self->device = gst_aja_ntv2_device_obtain(self->device_identifier);
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if (!self->device) {
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GST_ERROR_OBJECT(self, "Failed to open device");
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return FALSE;
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}
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if (!self->device->device->IsDeviceReady(false)) {
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g_clear_pointer(&self->device, gst_aja_device_unref);
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g_clear_pointer(&self->device, gst_aja_ntv2_device_unref);
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return FALSE;
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}
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@ -371,7 +371,7 @@ static gboolean gst_aja_sink_open(GstAjaSink *self) {
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static gboolean gst_aja_sink_close(GstAjaSink *self) {
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gst_clear_object(&self->allocator);
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g_clear_pointer(&self->device, gst_aja_device_unref);
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g_clear_pointer(&self->device, gst_aja_ntv2_device_unref);
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self->device_id = DEVICE_ID_INVALID;
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GST_DEBUG_OBJECT(self, "Closed device");
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@ -56,7 +56,7 @@ struct _GstAjaSink {
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GCond drain_cond;
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gboolean flushing;
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GstAjaDevice *device;
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GstAjaNtv2Device *device;
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NTV2DeviceID device_id;
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GstAllocator *allocator;
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@ -230,7 +230,7 @@ static void gst_aja_src_class_init(GstAjaSrcClass *klass) {
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gst_caps_unref(templ_caps);
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gst_element_class_set_static_metadata(
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element_class, "AJA audio/video src", "Audio/Video/Src",
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element_class, "AJA audio/video src", "Audio/Video/Source",
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"Captures audio/video frames with AJA devices",
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"Sebastian Dröge <sebastian@centricular.com>");
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@ -370,14 +370,14 @@ static gboolean gst_aja_src_open(GstAjaSrc *self) {
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g_assert(self->device == NULL);
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self->device = gst_aja_device_obtain(self->device_identifier);
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self->device = gst_aja_ntv2_device_obtain(self->device_identifier);
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if (!self->device) {
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GST_ERROR_OBJECT(self, "Failed to open device");
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return FALSE;
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}
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if (!self->device->device->IsDeviceReady(false)) {
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g_clear_pointer(&self->device, gst_aja_device_unref);
|
||||
g_clear_pointer(&self->device, gst_aja_ntv2_device_unref);
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
|
|
@ -415,7 +415,7 @@ static gboolean gst_aja_src_open(GstAjaSrc *self) {
|
|||
|
||||
static gboolean gst_aja_src_close(GstAjaSrc *self) {
|
||||
gst_clear_object(&self->allocator);
|
||||
g_clear_pointer(&self->device, gst_aja_device_unref);
|
||||
g_clear_pointer(&self->device, gst_aja_ntv2_device_unref);
|
||||
self->device_id = DEVICE_ID_INVALID;
|
||||
|
||||
GST_DEBUG_OBJECT(self, "Closed device");
|
||||
|
|
@ -1561,7 +1561,11 @@ static GstFlowReturn gst_aja_src_create(GstPushSrc *psrc, GstBuffer **buffer) {
|
|||
switch (vpid.GetTransferCharacteristics()) {
|
||||
default:
|
||||
case NTV2_VPID_TC_SDR_TV:
|
||||
// SDR is the default, do nothing here.
|
||||
if (info.height < 720) {
|
||||
info.colorimetry.transfer = GST_VIDEO_TRANSFER_BT601;
|
||||
} else {
|
||||
info.colorimetry.transfer = GST_VIDEO_TRANSFER_BT709;
|
||||
}
|
||||
break;
|
||||
case NTV2_VPID_TC_HLG:
|
||||
info.colorimetry.transfer = GST_VIDEO_TRANSFER_ARIB_STD_B67;
|
||||
|
|
|
|||
|
|
@ -52,7 +52,7 @@ struct _GstAjaSrc {
|
|||
gboolean shutdown;
|
||||
gboolean flushing;
|
||||
|
||||
GstAjaDevice *device;
|
||||
GstAjaNtv2Device *device;
|
||||
NTV2DeviceID device_id;
|
||||
GstAllocator *allocator;
|
||||
GstBufferPool *buffer_pool;
|
||||
|
|
|
|||
|
|
@ -84,6 +84,7 @@ gstaja = library('gstaja',
|
|||
'gstajasinkcombiner.cpp',
|
||||
'gstajasrc.cpp',
|
||||
'gstajasrcdemux.cpp',
|
||||
'gstajadeviceprovider.cpp',
|
||||
],
|
||||
cpp_args : [
|
||||
aja_includedirs,
|
||||
|
|
|
|||
|
|
@ -21,6 +21,7 @@
|
|||
#include <gst/gst.h>
|
||||
|
||||
#include "gstajacommon.h"
|
||||
#include "gstajadeviceprovider.h"
|
||||
#include "gstajasink.h"
|
||||
#include "gstajasinkcombiner.h"
|
||||
#include "gstajasrc.h"
|
||||
|
|
@ -38,6 +39,9 @@ static gboolean plugin_init(GstPlugin* plugin) {
|
|||
gst_element_register(plugin, "ajasinkcombiner", GST_RANK_NONE,
|
||||
GST_TYPE_AJA_SINK_COMBINER);
|
||||
|
||||
gst_device_provider_register(plugin, "ajadeviceprovider", GST_RANK_PRIMARY,
|
||||
GST_TYPE_AJA_DEVICE_PROVIDER);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue