--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/videoeditorengine/avcedit/inc/parameterset.h Fri Jan 29 14:08:33 2010 +0200
@@ -0,0 +1,290 @@
+/*
+* Copyright (c) 2010 Ixonos Plc.
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - Initial contribution
+*
+* Contributors:
+* Ixonos Plc
+*
+* Description:
+*
+*/
+
+
+#ifndef _PARAMETERSET_H_
+#define _PARAMETERSET_H_
+
+#include "nrctyp32.h"
+#include "bitbuffer.h"
+#include <e32def.h>
+#include <e32base.h>
+
+
+/* Parameter set error codes */
+#define PS_ERR_MEM_ALLOC -5
+#define PS_ERR_UNSUPPORTED_FEATURE -4
+#define PS_ERR_UNSUPPORTED_PROFILE -3
+#define PS_ERR_ILLEGAL_VALUE -2
+#define PS_ERROR -1
+#define PS_OK 0
+
+
+/* Boolean Type */
+typedef unsigned int Boolean;
+
+/* According to the Awaji meeting decision: */
+#define PS_MAX_NUM_OF_SPS 32
+#define PS_MAX_NUM_OF_PPS 256
+
+/* Profile IDC's */
+#define PS_BASELINE_PROFILE_IDC 66
+#define PS_MAIN_PROFILE_IDC 77
+#define PS_EXTENDED_PROFILE_IDC 88
+
+#define PS_MAX_CPB_CNT 32
+
+#define PS_EXTENDED_SAR 255
+
+/* Slice groups supported by baseline profile and extended profile */
+#define PS_MAX_NUM_SLICE_GROUPS 8
+#define PS_SLICE_GROUP_MAP_TYPE_INTERLEAVED 0
+#define PS_SLICE_GROUP_MAP_TYPE_DISPERSED 1
+#define PS_SLICE_GROUP_MAP_TYPE_FOREGROUND 2
+#define PS_SLICE_GROUP_MAP_TYPE_CHANGING_3 3
+#define PS_SLICE_GROUP_MAP_TYPE_CHANGING_4 4
+#define PS_SLICE_GROUP_MAP_TYPE_CHANGING_5 5
+#define PS_SLICE_GROUP_MAP_TYPE_EXPLICIT 6
+#define PS_BASELINE_MAX_SLICE_GROUPS 7
+
+
+#define PS_MAX_NUM_REF_FRAMES_IN_PIC_ORDER_CNT_CYCLE 256
+
+// NOTE: Levels up to 2 are eanbled for testing purposes
+// 1.2 is the max level we should support
+//#define PS_MAX_SUPPORTED_LEVEL 20 // Maximum level that we support
+
+//WVGA task
+#define PS_MAX_SUPPORTED_LEVEL 31
+
+
+/*
+ * Hypothetical reference decoder parameters
+ */
+
+typedef struct _hrd_parameters_s
+{
+ unsigned cpb_cnt_minus1; // ue(v)
+ unsigned bit_rate_scale; // u(4)
+ unsigned cpb_size_scale; // u(4)
+ u_int32 bit_rate_value_minus1[PS_MAX_CPB_CNT]; // ue(v)
+ u_int32 cpb_size_value_minus1[PS_MAX_CPB_CNT]; // ue(v)
+ unsigned cbr_flag[PS_MAX_CPB_CNT]; // u(1)
+ unsigned initial_cpb_removal_delay_length_minus1; // u(5)
+ unsigned cpb_removal_delay_length_minus1; // u(5)
+ unsigned dpb_output_delay_length_minus1; // u(5)
+ unsigned time_offset_length; // u(5)
+} hrd_parameters_s;
+
+
+/*
+ * Video usability information
+ */
+
+typedef struct _vui_parameters_s
+{
+ Boolean aspect_ratio_info_present_flag; // u(1)
+ unsigned aspect_ratio_idc; // u(8)
+ unsigned sar_width; // u(16)
+ unsigned sar_height; // u(16)
+ Boolean overscan_info_present_flag; // u(1)
+ Boolean overscan_appropriate_flag; // u(1)
+ Boolean video_signal_type_present_flag; // u(1)
+ unsigned video_format; // u(3)
+ Boolean video_full_range_flag; // u(1)
+ Boolean colour_description_present_flag; // u(1)
+ unsigned colour_primaries; // u(8)
+ unsigned transfer_characteristics; // u(8)
+ unsigned matrix_coefficients; // u(8)
+ Boolean chroma_loc_info_present_flag; // u(1)
+ unsigned chroma_sample_loc_type_top_field; // ue(v)
+ unsigned chroma_sample_loc_type_bottom_field; // ue(v)
+ Boolean timing_info_present_flag; // u(1)
+ u_int32 num_units_in_tick; // u(32)
+ u_int32 time_scale; // u(32)
+ Boolean fixed_frame_rate_flag; // u(1)
+ Boolean nal_hrd_parameters_present_flag; // u(1)
+ hrd_parameters_s nal_hrd_parameters; // hrd_paramters_s
+ Boolean vcl_hrd_parameters_present_flag; // u(1)
+ hrd_parameters_s vcl_hrd_parameters; // hrd_paramters_s
+ // if ((nal_hrd_parameters_present_flag || (vcl_hrd_parameters_present_flag))
+ Boolean low_delay_hrd_flag; // u(1)
+ Boolean pic_struct_present_flag; // u(1)
+ Boolean bitstream_restriction_flag; // u(1)
+ Boolean motion_vectors_over_pic_boundaries_flag; // u(1)
+ unsigned max_bytes_per_pic_denom; // ue(v)
+ unsigned max_bits_per_mb_denom; // ue(v)
+ unsigned log2_max_mv_length_horizontal; // ue(v)
+ unsigned log2_max_mv_length_vertical; // ue(v)
+ unsigned num_reorder_frames; // ue(v)
+ unsigned max_dec_frame_buffering; // ue(v)
+} vui_parameters_s;
+
+
+/*
+ * Picture parameter set
+ */
+
+typedef struct _pic_parameter_set_s
+{
+ unsigned pic_parameter_set_id; // ue(v)
+ unsigned seq_parameter_set_id; // ue(v)
+ Boolean entropy_coding_mode_flag; // u(1)
+ Boolean pic_order_present_flag; // u(1)
+ unsigned num_slice_groups_minus1; // ue(v)
+ unsigned slice_group_map_type; // ue(v)
+ // if( slice_group_map_type = = 0 )
+ unsigned run_length_minus1[PS_MAX_NUM_SLICE_GROUPS]; // ue(v)
+ // else if( slice_group_map_type = = 2 )
+ unsigned top_left[PS_MAX_NUM_SLICE_GROUPS]; // ue(v)
+ unsigned bottom_right[PS_MAX_NUM_SLICE_GROUPS]; // ue(v)
+ // else if( slice_group_map_type = = 3 || 4 || 5
+ Boolean slice_group_change_direction_flag; // u(1)
+ unsigned slice_group_change_rate_minus1; // ue(v)
+ // else if( slice_group_map_type = = 6 )
+ unsigned pic_size_in_map_units_minus1; // ue(v)
+ unsigned *slice_group_id; // complete MBAmap u(v)
+ unsigned num_ref_idx_l0_active_minus1; // ue(v)
+ unsigned num_ref_idx_l1_active_minus1; // ue(v)
+ Boolean weighted_pred_flag; // u(1)
+ Boolean weighted_bipred_idc; // u(2)
+ int pic_init_qp_minus26; // se(v)
+ int pic_init_qs_minus26; // se(v)
+ int chroma_qp_index_offset; // se(v)
+ Boolean deblocking_filter_parameters_present_flag; // u(1)
+ Boolean constrained_intra_pred_flag; // u(1)
+ Boolean redundant_pic_cnt_present_flag; // u(1)
+
+ TUint8 indexChanged; // Flag for changed PPS Id (because of Id conflict in clip (can happen in e.g. merge, cut operations)
+ TUint newPPSId;
+ TUint PPSlength;
+ TUint8* codedPPSBuffer;
+ TUint encPPSId;
+ TUint origPPSId;
+} pic_parameter_set_s;
+
+
+/*
+ * Sequence parameter set
+ */
+
+typedef struct _seq_parameter_set_s
+{
+ unsigned profile_idc; // u(8)
+ Boolean constraint_set0_flag; // u(1)
+ Boolean constraint_set1_flag; // u(1)
+ Boolean constraint_set2_flag; // u(1)
+ Boolean constraint_set3_flag; // u(1)
+ Boolean reserved_zero_4bits; // u(4)
+ unsigned level_idc; // u(8)
+ unsigned seq_parameter_set_id; // ue(v)
+ unsigned log2_max_frame_num_minus4; // ue(v)
+ unsigned pic_order_cnt_type;
+ // if( pic_order_cnt_type == 0 )
+ unsigned log2_max_pic_order_cnt_lsb_minus4; // ue(v)
+ // else if( pic_order_cnt_type == 1 )
+ Boolean delta_pic_order_always_zero_flag; // u(1)
+ int32 offset_for_non_ref_pic; // se(v)
+ int32 offset_for_top_to_bottom_field; // se(v)
+ unsigned num_ref_frames_in_pic_order_cnt_cycle; // ue(v)
+ // for( i = 0; i < num_ref_frames_in_pic_order_cnt_cycle; i++ )
+ int32 offset_for_ref_frame[PS_MAX_NUM_REF_FRAMES_IN_PIC_ORDER_CNT_CYCLE]; // se(v)
+ unsigned num_ref_frames; // ue(v)
+ Boolean gaps_in_frame_num_value_allowed_flag; // u(1)
+ unsigned pic_width_in_mbs_minus1; // ue(v)
+ unsigned pic_height_in_map_units_minus1; // ue(v)
+ Boolean frame_mbs_only_flag; // u(1)
+ // if( !frame_mbs_only_flag )
+ Boolean mb_adaptive_frame_field_flag; // u(1)
+ Boolean direct_8x8_inference_flag; // u(1)
+ Boolean frame_cropping_flag; // u(1)
+ unsigned frame_crop_left_offset; // ue(v)
+ unsigned frame_crop_right_offset; // ue(v)
+ unsigned frame_crop_top_offset; // ue(v)
+ unsigned frame_crop_bottom_offset; // ue(v)
+ Boolean vui_parameters_present_flag; // u(1)
+ vui_parameters_s vui_parameters; // vui_seq_parameters_s
+
+ TUint8 indexChanged; // Flag for changed PPS Id (because of Id conflict in clip (can happen in e.g. merge, cut operations)
+ TUint newSPSId;
+ TUint SPSlength;
+ TUint8* codedSPSBuffer;
+ TUint encSPSId;
+ TUint origSPSId;
+ TUint8 maxFrameNumChanged;
+ TUint origMaxFrameNum;
+ TUint encMaxFrameNum;
+ TUint8 maxPOCNumChanged;
+ TUint origMaxPOCNum;
+ TUint encMaxPOCNum;
+} seq_parameter_set_s;
+
+
+
+/*
+ * Function prototypes
+ */
+
+
+
+TInt psParseLevelFromSPS( bitbuffer_s *bitbuf, TInt& aLevel );
+
+TInt AddBytesToBuffer(bitbuffer_s *aBitBuffer, TUint aNumBytes);
+
+int psDecodeSPS( bitbuffer_s *bitbuf, seq_parameter_set_s **spsList,
+ TInt& aWidth, TInt& aHeight );
+
+void psCloseParametersSets(seq_parameter_set_s **spsList,
+ pic_parameter_set_s **ppsList);
+
+void psClosePPS( pic_parameter_set_s *pps );
+
+void psCloseSPS( seq_parameter_set_s *sps );
+
+
+#ifdef VIDEOEDITORENGINE_AVC_EDITING
+
+TInt psParseSPS( bitbuffer_s *bitbuf, seq_parameter_set_s **spsList, TUint aFrameFromEncoder, TBool *aEncodeUntilIDR, TUint *aNumSPS );
+
+TInt psParsePPS( bitbuffer_s *bitbuf, pic_parameter_set_s **ppsList, seq_parameter_set_s **spsList,
+ TUint aFrameFromEncoder, TUint *aNumPPS );
+
+void psGetAspectRatio(seq_parameter_set_s *sps, int *width, int *height);
+
+TInt GetNumTrailingBits(bitbuffer_s *aBitBuffer);
+
+TInt ReturnUnsignedExpGolombCodeLength(TUint aValue);
+
+void EncodeUnsignedExpGolombCode(bitbuffer_s *aBitBuffer, TUint aValue);
+
+void ShiftBitBufferBitsRight(bitbuffer_s *aBitBuffer, TInt aDiff);
+
+void ShiftBitBufferBitsLeft(bitbuffer_s *aBitBuffer, TInt aDiff);
+
+void ShiftBufferLeftByOneByte(bitbuffer_s *aBitBuffer);
+
+void ShiftBufferRightByOneByte(bitbuffer_s *aBitBuffer);
+
+void ShiftBufferRight(bitbuffer_s *aBitBuffer, TInt aDiff, TUint aTrailingBits, TUint aOldIdLength);
+
+void ShiftBufferLeft(bitbuffer_s *aBitBuffer, TInt aDiff, TUint aOldIdLength);
+
+
+#endif // VIDEOEDITORENGINE_AVC_EDITING
+
+#endif