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* VC3/DNxHD encoder structure definitions and prototypes
* Copyright (c) 2007 Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
* VC-3 encoder funded by the British Broadcasting Corporation
* This file is part of FFmpeg.
* FFmpeg 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; either
* version 2.1 of the License, or (at your option) any later version.
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#include <stdint.h>
#include "mpegvideo.h"
#include "dnxhddata.h"
typedef struct RCCMPEntry {
uint16_t mb;
int value;
} RCCMPEntry;
typedef struct RCEntry {
int ssd;
int bits;
} RCEntry;
typedef struct DNXHDEncContext {
AVClass *class;
BlockDSPContext bdsp;
MpegEncContext m; ///< Used for quantization dsp functions
int cid;
const CIDEntry *cid_table;
uint8_t *msip; ///< Macroblock Scan Indexes Payload
uint32_t *slice_size;
uint32_t *slice_offs;
struct DNXHDEncContext *thread[MAX_THREADS];
// Because our samples are either 8 or 16 bits for 8-bit and 10-bit
// encoding respectively, these refer either to bytes or to two-byte words.
unsigned dct_y_offset;
unsigned dct_uv_offset;
unsigned block_width_l2;
int interlaced;
int cur_field;
int nitris_compat;
unsigned min_padding;
int intra_quant_bias;
DECLARE_ALIGNED(16, int16_t, blocks)[8][64];
int (*qmatrix_c) [64];
int (*qmatrix_l) [64];
uint16_t (*qmatrix_l16)[2][64];
uint16_t (*qmatrix_c16)[2][64];
unsigned frame_bits;
uint8_t *src[3];
uint32_t *vlc_codes;
uint8_t *vlc_bits;
uint16_t *run_codes;
uint8_t *run_bits;
/** Rate control */
unsigned slice_bits;
unsigned qscale;
unsigned lambda;
uint16_t *mb_bits;
uint8_t *mb_qscale;
RCCMPEntry *mb_cmp;
RCEntry (*mb_rc)[8160];
void (*get_pixels_8x4_sym)(int16_t * /* align 16 */,
const uint8_t *, ptrdiff_t);
} DNXHDEncContext;
void ff_dnxhdenc_init_x86(DNXHDEncContext *ctx);