/* GStreamer * Copyright (C) 2021 Sebastian Dröge * * 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 St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #pragma once #include #include #include #include "gstajacommon.h" G_BEGIN_DECLS #define GST_TYPE_AJA_SRC (gst_aja_src_get_type()) #define GST_AJA_SRC(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_AJA_SRC, GstAjaSrc)) #define GST_AJA_SRC_CAST(obj) ((GstAjaSrc *)obj) #define GST_AJA_SRC_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_AJA_SRC, GstAjaSrcClass)) #define GST_IS_AJA_SRC(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_AJA_SRC)) #define GST_IS_AJA_SRC_CLASS(obj) \ (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_AJA_SRC)) typedef struct _GstAjaSrc GstAjaSrc; typedef struct _GstAjaSrcClass GstAjaSrcClass; struct _GstAjaSrc { GstPushSrc parent; // Everything below protected by queue lock GMutex queue_lock; GCond queue_cond; GstQueueArray *queue; guint queue_num_frames; gboolean playing; gboolean shutdown; gboolean flushing; GstAjaNtv2Device *device; NTV2DeviceID device_id; GstAllocator *allocator; GstBufferPool *buffer_pool; GstBufferPool *audio_buffer_pool; GstBufferPool *anc_buffer_pool; GstClock *clock; // Properties gchar *device_identifier; NTV2Channel channel; GstAjaAudioSystem audio_system_setting; GstAjaVideoFormat video_format_setting; GstAjaSdiMode sdi_mode; GstAjaInputSource input_source; GstAjaAudioSource audio_source; GstAjaEmbeddedAudioInput embedded_audio_input; GstAjaTimecodeIndex timecode_index; gboolean rp188; GstAjaReferenceSource reference_source; GstAjaClosedCaptionCaptureMode closed_caption_capture_mode; guint queue_size; guint start_frame, end_frame; guint capture_cpu_core; gboolean signal; gboolean attach_ancillary_meta; NTV2AudioSystem audio_system; NTV2VideoFormat video_format; bool quad_mode; NTV2VANCMode vanc_mode; NTV2InputSource configured_input_source; GstVideoInfo configured_info; // Based on properties GstVideoInfo current_info; // Based on properties + stream metadata gint configured_audio_channels; AJAThread *capture_thread; }; struct _GstAjaSrcClass { GstPushSrcClass parent_class; }; G_GNUC_INTERNAL GType gst_aja_src_get_type(void); G_END_DECLS