/*
 * Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
 *   Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation
 * version 2.1 of the License.
 *
 * 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
 *
 */

#ifndef __GST_OMX_VIDEO_DEC_H__
#define __GST_OMX_VIDEO_DEC_H__

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideodecoder.h>

#include "gstomx.h"

G_BEGIN_DECLS
#define GST_TYPE_OMX_VIDEO_DEC \
  (gst_omx_video_dec_get_type())
#define GST_OMX_VIDEO_DEC(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OMX_VIDEO_DEC,GstOMXVideoDec))
#define GST_OMX_VIDEO_DEC_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OMX_VIDEO_DEC,GstOMXVideoDecClass))
#define GST_OMX_VIDEO_DEC_GET_CLASS(obj) \
  (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_OMX_VIDEO_DEC,GstOMXVideoDecClass))
#define GST_IS_OMX_VIDEO_DEC(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OMX_VIDEO_DEC))
#define GST_IS_OMX_VIDEO_DEC_CLASS(obj) \
  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OMX_VIDEO_DEC))
typedef struct _GstOMXVideoDec GstOMXVideoDec;
typedef struct _GstOMXVideoDecClass GstOMXVideoDecClass;

#ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS
#define GST_TYPE_OMX_DEC_IP_MODE (gst_omx_dec_ip_mode_get_type ())
#define GST_TYPE_OMX_DEC_OP_MODE (gst_omx_dec_op_mode_get_type ())

GType gst_omx_dec_ip_mode_get_type (void);
GType gst_omx_dec_op_mode_get_type (void);

     typedef enum
     {
       GST_OMX_DEC_IP_DEFAULT = 0,
       GST_OMX_DEC_IP_ZERO_COPY = 1,
     } GstOMXDecIpMode;

     typedef enum
     {
       GST_OMX_DEC_OP_DEFAULT = 0,
       GST_OMX_DEC_OP_DMA_EXPORT = 1,
     } GstOMXDecOpMode;
#endif

     struct _GstOMXVideoDec
     {
       GstVideoDecoder parent;

       /* < protected > */
       GstOMXComponent *dec;
       GstOMXPort *dec_in_port, *dec_out_port;

       GstBufferPool *in_port_pool, *out_port_pool;

       /* < private > */
       GstVideoCodecState *input_state;
       GstBuffer *codec_data;
       /* TRUE if the component is configured and saw
        * the first buffer */
       gboolean started;

       GstClockTime last_upstream_ts;

       /* Draining state */
       GMutex drain_lock;
       GCond drain_cond;
       /* TRUE if EOS buffers shouldn't be forwarded */
       gboolean draining;

       /* TRUE if upstream is EOS */
       gboolean eos;

       GstFlowReturn downstream_flow_ret;
#ifdef USE_OMX_TARGET_RPI
       GstOMXComponent *egl_render;
       GstOMXPort *egl_in_port, *egl_out_port;
       gboolean eglimage;
#endif

#ifdef USE_OMX_TARGET_ZYNQ_USCALE_PLUS
       GstOMXDecIpMode ip_mode;
       GstOMXDecOpMode op_mode;
       guint32 latency_mode;
       guint32 internal_entropy_buffers;
#endif
     };

     struct _GstOMXVideoDecClass
     {
       GstVideoDecoderClass parent_class;

       GstOMXClassData cdata;

         gboolean (*is_format_change) (GstOMXVideoDec * self, GstOMXPort * port,
           GstVideoCodecState * state);
         gboolean (*set_format) (GstOMXVideoDec * self, GstOMXPort * port,
           GstVideoCodecState * state);
         GstFlowReturn (*prepare_frame) (GstOMXVideoDec * self,
           GstVideoCodecFrame * frame);
     };

     GType gst_omx_video_dec_get_type (void);

G_END_DECLS
#endif /* __GST_OMX_VIDEO_DEC_H__ */
