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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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352184dd09
No semantic change, just factor out the code enabling and disabling the component to their own functions. Makes the code easier to read as the set_format() method was already pretty big. Will also allow us to easily change the enabling logic. https://bugzilla.gnome.org/show_bug.cgi?id=785967
114 lines
3.4 KiB
C
114 lines
3.4 KiB
C
/*
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* Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
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* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
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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 Lesser General Public
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* License as published by the Free Software Foundation
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* version 2.1 of the License.
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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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __GST_OMX_VIDEO_DEC_H__
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#define __GST_OMX_VIDEO_DEC_H__
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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 <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideodecoder.h>
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#include "gstomx.h"
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G_BEGIN_DECLS
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#define GST_TYPE_OMX_VIDEO_DEC \
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(gst_omx_video_dec_get_type())
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#define GST_OMX_VIDEO_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OMX_VIDEO_DEC,GstOMXVideoDec))
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#define GST_OMX_VIDEO_DEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OMX_VIDEO_DEC,GstOMXVideoDecClass))
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#define GST_OMX_VIDEO_DEC_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_OMX_VIDEO_DEC,GstOMXVideoDecClass))
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#define GST_IS_OMX_VIDEO_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OMX_VIDEO_DEC))
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#define GST_IS_OMX_VIDEO_DEC_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OMX_VIDEO_DEC))
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typedef struct _GstOMXVideoDec GstOMXVideoDec;
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typedef struct _GstOMXVideoDecClass GstOMXVideoDecClass;
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struct _GstOMXVideoDec
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{
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GstVideoDecoder parent;
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/* < protected > */
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GstOMXComponent *dec;
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GstOMXPort *dec_in_port, *dec_out_port;
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GstBufferPool *in_port_pool, *out_port_pool;
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/* < private > */
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GstVideoCodecState *input_state;
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GstBuffer *codec_data;
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/* TRUE if the component is configured and saw
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* the first buffer */
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gboolean started;
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/* TRUE if the ports where disabled after being activated the first time. */
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gboolean disabled;
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GstClockTime last_upstream_ts;
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/* Draining state */
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GMutex drain_lock;
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GCond drain_cond;
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/* TRUE if EOS buffers shouldn't be forwarded */
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gboolean draining;
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GstFlowReturn downstream_flow_ret;
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/* Initially FALSE. Switched to TRUE when all requirements
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* are met to try setting up the decoder with OMX_UseBuffer.
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* Switched to FALSE if this trial fails so that the decoder
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* can fallback to OMX_AllocateBuffer. */
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gboolean use_buffers;
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#if defined (USE_OMX_TARGET_RPI)
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GstOMXComponent *egl_render;
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GstOMXPort *egl_in_port, *egl_out_port;
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#endif
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#if defined (HAVE_GST_GL)
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gboolean eglimage;
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#endif
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/* TRUE if decoder is producing dmabuf */
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gboolean dmabuf;
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};
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struct _GstOMXVideoDecClass
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{
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GstVideoDecoderClass parent_class;
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GstOMXClassData cdata;
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gboolean (*is_format_change) (GstOMXVideoDec * self, GstOMXPort * port, GstVideoCodecState * state);
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gboolean (*set_format) (GstOMXVideoDec * self, GstOMXPort * port, GstVideoCodecState * state);
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GstFlowReturn (*prepare_frame) (GstOMXVideoDec * self, GstVideoCodecFrame *frame);
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};
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GType gst_omx_video_dec_get_type (void);
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G_END_DECLS
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#endif /* __GST_OMX_VIDEO_DEC_H__ */
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