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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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96682c41d4
We were always failing the allocation query as a flag was never being set to signal a successful negotiation. Fix by setting the required flag on a successful caps event from upstream.
105 lines
3.6 KiB
C
105 lines
3.6 KiB
C
/*
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* GStreamer
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* Copyright (C) 2009 Julien Isorce <julien.isorce@gmail.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
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_GL_BASE_MIXER_H__
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#define __GST_GL_BASE_MIXER_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/gl/gl.h>
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#include <gst/video/gstvideoaggregator.h>
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G_BEGIN_DECLS
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#define GST_TYPE_GL_BASE_MIXER_PAD (gst_gl_base_mixer_pad_get_type())
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#define GST_GL_BASE_MIXER_PAD(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_BASE_MIXER_PAD, GstGLBaseMixerPad))
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#define GST_GL_BASE_MIXER_PAD_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_BASE_MIXER_PAD, GstGLBaseMixerPadClass))
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#define GST_IS_GL_BASE_MIXER_PAD(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_BASE_MIXER_PAD))
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#define GST_IS_GL_BASE_MIXER_PAD_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_BASE_MIXER_PAD))
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#define GST_GL_BASE_MIXER_PAD_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_GL_BASE_MIXER_PAD,GstGLBaseMixerPadClass))
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typedef struct _GstGLBaseMixerPad GstGLBaseMixerPad;
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typedef struct _GstGLBaseMixerPadClass GstGLBaseMixerPadClass;
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/* all information needed for one video stream */
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struct _GstGLBaseMixerPad
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{
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GstVideoAggregatorPad parent; /* subclass the pad */
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gboolean negotiated;
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};
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struct _GstGLBaseMixerPadClass
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{
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GstVideoAggregatorPadClass parent_class;
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};
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GType gst_gl_base_mixer_pad_get_type (void);
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#define GST_TYPE_GL_BASE_MIXER (gst_gl_base_mixer_get_type())
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#define GST_GL_BASE_MIXER(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_BASE_MIXER, GstGLBaseMixer))
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#define GST_GL_BASE_MIXER_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_BASE_MIXER, GstGLBaseMixerClass))
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#define GST_IS_GL_BASE_MIXER(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_BASE_MIXER))
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#define GST_IS_GL_BASE_MIXER_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_BASE_MIXER))
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#define GST_GL_BASE_MIXER_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_GL_BASE_MIXER,GstGLBaseMixerClass))
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typedef struct _GstGLBaseMixer GstGLBaseMixer;
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typedef struct _GstGLBaseMixerClass GstGLBaseMixerClass;
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typedef struct _GstGLBaseMixerPrivate GstGLBaseMixerPrivate;
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struct _GstGLBaseMixer
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{
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GstVideoAggregator vaggregator;
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GstGLDisplay *display;
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GstGLContext *context;
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gpointer _padding[GST_PADDING];
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GstGLBaseMixerPrivate *priv;
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};
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struct _GstGLBaseMixerClass
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{
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GstVideoAggregatorClass parent_class;
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GstGLAPI supported_gl_api;
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gboolean (*propose_allocation) (GstGLBaseMixer * mix, GstGLBaseMixerPad * pad, GstQuery * decide_query, GstQuery *query);
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gboolean (*decide_allocation) (GstGLBaseMixer * mix, GstQuery * decide_query);
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gpointer _padding[GST_PADDING];
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};
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GType gst_gl_base_mixer_get_type(void);
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GstBufferPool *gst_gl_base_mixer_get_buffer_pool (GstGLBaseMixer * mix);
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G_END_DECLS
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#endif /* __GST_GL_BASE_MIXER_H__ */
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