/* * 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 * 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 FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef AVCODEC_DNXHDENC_H #define AVCODEC_DNXHDENC_H #include <stdint.h> #include "config.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; int profile; int bit_depth; int is_444; 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 frame_size; int coding_unit_size; int data_offset; int interlaced; int cur_field; int nitris_compat; unsigned min_padding; int intra_quant_bias; DECLARE_ALIGNED(32, int16_t, blocks)[12][64]; DECLARE_ALIGNED(16, uint8_t, edge_buf_y)[512]; // has to hold 16x16 uint16 when depth=10 DECLARE_ALIGNED(16, uint8_t, edge_buf_uv)[2][512]; // has to hold 16x16 uint16_t when depth=10 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; RCCMPEntry *mb_cmp_tmp; RCEntry *mb_rc; void (*get_pixels_8x4_sym)(int16_t *av_restrict /* align 16 */ block, const uint8_t *pixels, ptrdiff_t line_size); } DNXHDEncContext; void ff_dnxhdenc_init_x86(DNXHDEncContext *ctx); #endif /* AVCODEC_DNXHDENC_H */