src/gallium/state_trackers/omx/vid_dec.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2013 Advanced Micro Devices, Inc.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
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  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 /*
  29  * Authors:
  30  *      Christian König <christian.koenig@amd.com>
  31  *
  32  */
  33
  34 #ifndef OMX_VID_DEC_H
  35 #define OMX_VID_DEC_H
  36
  37 #include <X11/Xlib.h>
  38
  39 #include <string.h>
  40
  41 #include <OMX_Types.h>
  42 #include <OMX_Component.h>
  43 #include <OMX_Core.h>
  44
  45 #include <bellagio/st_static_component_loader.h>
  46 #include <bellagio/omx_base_filter.h>
  47
  48 #include "pipe/p_video_state.h"
  49 #include "state_tracker/drm_driver.h"
  50 #include "os/os_thread.h"
  51 #include "util/u_double_list.h"
  52
  53 #define OMX_VID_DEC_BASE_NAME "OMX.mesa.video_decoder"
  54
  55 #define OMX_VID_DEC_MPEG2_NAME "OMX.mesa.video_decoder.mpeg2"
  56 #define OMX_VID_DEC_MPEG2_ROLE "video_decoder.mpeg2"
  57
  58 #define OMX_VID_DEC_AVC_NAME "OMX.mesa.video_decoder.avc"
  59 #define OMX_VID_DEC_AVC_ROLE "video_decoder.avc"
  60
  61 struct vl_vlc;
  62
  63 DERIVEDCLASS(vid_dec_PrivateType, omx_base_filter_PrivateType)
  64 #define vid_dec_PrivateType_FIELDS omx_base_filter_PrivateType_FIELDS \
  65    enum pipe_video_profile profile; \
  66    struct vl_screen *screen; \
  67    struct pipe_context *pipe; \
  68    struct pipe_video_codec *codec; \
  69    void (*Decode)(vid_dec_PrivateType *priv, struct vl_vlc *vlc, unsigned min_bits_left); \
  70    void (*EndFrame)(vid_dec_PrivateType *priv); \
  71    struct pipe_video_buffer *(*Flush)(vid_dec_PrivateType *priv); \
  72    struct pipe_video_buffer *target, *shadow; \
  73    union { \
  74       struct { \
  75          uint8_t intra_matrix[64]; \
  76          uint8_t non_intra_matrix[64]; \
  77       } mpeg12; \
  78       struct { \
  79          unsigned nal_ref_idc; \
  80          bool IdrPicFlag; \
  81          unsigned idr_pic_id; \
  82          unsigned pic_order_cnt_lsb; \
  83          unsigned pic_order_cnt_msb; \
  84          unsigned delta_pic_order_cnt_bottom; \
  85          unsigned delta_pic_order_cnt[2]; \
  86          unsigned prevFrameNumOffset; \
  87          struct pipe_h264_sps sps[32]; \
  88          struct pipe_h264_pps pps[256]; \
  89          struct list_head dpb_list; \
  90          unsigned dpb_num; \
  91       } h264; \
  92    } codec_data; \
  93    union { \
  94       struct pipe_picture_desc base; \
  95       struct pipe_mpeg12_picture_desc mpeg12; \
  96       struct pipe_h264_picture_desc h264; \
  97    } picture; \
  98    unsigned num_in_buffers; \
  99    OMX_BUFFERHEADERTYPE *in_buffers[2]; \
 100    const void *inputs[2]; \
 101    unsigned sizes[2]; \
 102    bool frame_finished; \
 103    bool frame_started; \
 104    unsigned bytes_left; \
 105    const void *slice;
 106 ENDCLASS(vid_dec_PrivateType)
 107
 108 OMX_ERRORTYPE vid_dec_LoaderComponent(stLoaderComponentType *comp);
 109
 110 /* used by MPEG12 and H264 implementation */
 111 void vid_dec_NeedTarget(vid_dec_PrivateType *priv);
 112
 113 /* vid_dec_mpeg12.c */
 114 void vid_dec_mpeg12_Init(vid_dec_PrivateType *priv);
 115
 116 /* vid_dec_h264.c */
 117 void vid_dec_h264_Init(vid_dec_PrivateType *priv);
 118
 119 #endif