vp9: move VP9Context and related structs into vp9.h

This allows accessing their definition from a hwaccel.

Author: Nevcairiel

libavcodec/vp9.c

@@ -35,226 +35,6 @@
 
 #define VP9_SYNCCODE 0x498342
 
-enum CompPredMode {
-    PRED_SINGLEREF,
-    PRED_COMPREF,
-    PRED_SWITCHABLE,
-};
-
-enum BlockLevel {
-    BL_64X64,
-    BL_32X32,
-    BL_16X16,
-    BL_8X8,
-};
-
-enum BlockSize {
-    BS_64x64,
-    BS_64x32,
-    BS_32x64,
-    BS_32x32,
-    BS_32x16,
-    BS_16x32,
-    BS_16x16,
-    BS_16x8,
-    BS_8x16,
-    BS_8x8,
-    BS_8x4,
-    BS_4x8,
-    BS_4x4,
-    N_BS_SIZES,
-};
-
-struct VP9mvrefPair {
-    VP56mv mv[2];
-    int8_t ref[2];
-};
-
-typedef struct VP9Frame {
-    ThreadFrame tf;
-    AVBufferRef *extradata;
-    uint8_t *segmentation_map;
-    struct VP9mvrefPair *mv;
-    int uses_2pass;
-} VP9Frame;
-
-struct VP9Filter {
-    uint8_t level[8 * 8];
-    uint8_t /* bit=col */ mask[2 /* 0=y, 1=uv */][2 /* 0=col, 1=row */]
-                              [8 /* rows */][4 /* 0=16, 1=8, 2=4, 3=inner4 */];
-};
-
-typedef struct VP9Block {
-    uint8_t seg_id, intra, comp, ref[2], mode[4], uvmode, skip;
-    enum FilterMode filter;
-    VP56mv mv[4 /* b_idx */][2 /* ref */];
-    enum BlockSize bs;
-    enum TxfmMode tx, uvtx;
-    enum BlockLevel bl;
-    enum BlockPartition bp;
-} VP9Block;
-
-typedef struct VP9Context {
-    VP9DSPContext dsp;
-    VideoDSPContext vdsp;
-    GetBitContext gb;
-    VP56RangeCoder c;
-    VP56RangeCoder *c_b;
-    unsigned c_b_size;
-    VP9Block *b_base, *b;
-    int pass;
-    int row, row7, col, col7;
-    uint8_t *dst[3];
-    ptrdiff_t y_stride, uv_stride;
-
-    // bitstream header
-    uint8_t keyframe, last_keyframe;
-    uint8_t last_bpp, bpp, bpp_index, bytesperpixel;
-    uint8_t invisible;
-    uint8_t use_last_frame_mvs;
-    uint8_t errorres;
-    uint8_t ss_h, ss_v;
-    uint8_t intraonly;
-    uint8_t resetctx;
-    uint8_t refreshrefmask;
-    uint8_t highprecisionmvs;
-    enum FilterMode filtermode;
-    uint8_t allowcompinter;
-    uint8_t fixcompref;
-    uint8_t refreshctx;
-    uint8_t parallelmode;
-    uint8_t framectxid;
-    uint8_t refidx[3];
-    uint8_t signbias[3];
-    uint8_t varcompref[2];
-    ThreadFrame refs[8], next_refs[8];
-#define CUR_FRAME 0
-#define REF_FRAME_MVPAIR 1
-#define REF_FRAME_SEGMAP 2
-    VP9Frame frames[3];
-
-    struct {
-        uint8_t level;
-        int8_t sharpness;
-        uint8_t lim_lut[64];
-        uint8_t mblim_lut[64];
-    } filter;
-    struct {
-        uint8_t enabled;
-        int8_t mode[2];
-        int8_t ref[4];
-    } lf_delta;
-    uint8_t yac_qi;
-    int8_t ydc_qdelta, uvdc_qdelta, uvac_qdelta;
-    uint8_t lossless;
-#define MAX_SEGMENT 8
-    struct {
-        uint8_t enabled;
-        uint8_t temporal;
-        uint8_t absolute_vals;
-        uint8_t update_map;
-        struct {
-            uint8_t q_enabled;
-            uint8_t lf_enabled;
-            uint8_t ref_enabled;
-            uint8_t skip_enabled;
-            uint8_t ref_val;
-            int16_t q_val;
-            int8_t lf_val;
-            int16_t qmul[2][2];
-            uint8_t lflvl[4][2];
-        } feat[MAX_SEGMENT];
-    } segmentation;
-    struct {
-        unsigned log2_tile_cols, log2_tile_rows;
-        unsigned tile_cols, tile_rows;
-        unsigned tile_row_start, tile_row_end, tile_col_start, tile_col_end;
-    } tiling;
-    unsigned sb_cols, sb_rows, rows, cols;
-    struct {
-        prob_context p;
-        uint8_t coef[4][2][2][6][6][3];
-    } prob_ctx[4];
-    struct {
-        prob_context p;
-        uint8_t coef[4][2][2][6][6][11];
-        uint8_t seg[7];
-        uint8_t segpred[3];
-    } prob;
-    struct {
-        unsigned y_mode[4][10];
-        unsigned uv_mode[10][10];
-        unsigned filter[4][3];
-        unsigned mv_mode[7][4];
-        unsigned intra[4][2];
-        unsigned comp[5][2];
-        unsigned single_ref[5][2][2];
-        unsigned comp_ref[5][2];
-        unsigned tx32p[2][4];
-        unsigned tx16p[2][3];
-        unsigned tx8p[2][2];
-        unsigned skip[3][2];
-        unsigned mv_joint[4];
-        struct {
-            unsigned sign[2];
-            unsigned classes[11];
-            unsigned class0[2];
-            unsigned bits[10][2];
-            unsigned class0_fp[2][4];
-            unsigned fp[4];
-            unsigned class0_hp[2];
-            unsigned hp[2];
-        } mv_comp[2];
-        unsigned partition[4][4][4];
-        unsigned coef[4][2][2][6][6][3];
-        unsigned eob[4][2][2][6][6][2];
-    } counts;
-    enum TxfmMode txfmmode;
-    enum CompPredMode comppredmode;
-
-    // contextual (left/above) cache
-    DECLARE_ALIGNED(16, uint8_t, left_y_nnz_ctx)[16];
-    DECLARE_ALIGNED(16, uint8_t, left_mode_ctx)[16];
-    DECLARE_ALIGNED(16, VP56mv, left_mv_ctx)[16][2];
-    DECLARE_ALIGNED(16, uint8_t, left_uv_nnz_ctx)[2][16];
-    DECLARE_ALIGNED(8, uint8_t, left_partition_ctx)[8];
-    DECLARE_ALIGNED(8, uint8_t, left_skip_ctx)[8];
-    DECLARE_ALIGNED(8, uint8_t, left_txfm_ctx)[8];
-    DECLARE_ALIGNED(8, uint8_t, left_segpred_ctx)[8];
-    DECLARE_ALIGNED(8, uint8_t, left_intra_ctx)[8];
-    DECLARE_ALIGNED(8, uint8_t, left_comp_ctx)[8];
-    DECLARE_ALIGNED(8, uint8_t, left_ref_ctx)[8];
-    DECLARE_ALIGNED(8, uint8_t, left_filter_ctx)[8];
-    uint8_t *above_partition_ctx;
-    uint8_t *above_mode_ctx;
-    // FIXME maybe merge some of the below in a flags field?
-    uint8_t *above_y_nnz_ctx;
-    uint8_t *above_uv_nnz_ctx[2];
-    uint8_t *above_skip_ctx; // 1bit
-    uint8_t *above_txfm_ctx; // 2bit
-    uint8_t *above_segpred_ctx; // 1bit
-    uint8_t *above_intra_ctx; // 1bit
-    uint8_t *above_comp_ctx; // 1bit
-    uint8_t *above_ref_ctx; // 2bit
-    uint8_t *above_filter_ctx;
-    VP56mv (*above_mv_ctx)[2];
-
-    // whole-frame cache
-    uint8_t *intra_pred_data[3];
-    struct VP9Filter *lflvl;
-    DECLARE_ALIGNED(32, uint8_t, edge_emu_buffer)[135 * 144 * 2];
-
-    // block reconstruction intermediates
-    int block_alloc_using_2pass;
-    int16_t *block_base, *block, *uvblock_base[2], *uvblock[2];
-    uint8_t *eob_base, *uveob_base[2], *eob, *uveob[2];
-    struct { int x, y; } min_mv, max_mv;
-    DECLARE_ALIGNED(32, uint8_t, tmp_y)[64 * 64 * 2];
-    DECLARE_ALIGNED(32, uint8_t, tmp_uv)[2][64 * 64 * 2];
-    uint16_t mvscale[3][2];
-    uint8_t mvstep[3][2];
-} VP9Context;
-
 static const uint8_t bwh_tab[2][N_BS_SIZES][2] = {
     {
         { 16, 16 }, { 16, 8 }, { 8, 16 }, { 8, 8 }, { 8, 4 }, { 4, 8 },
@@ -3742,7 +3522,7 @@ static av_always_inline void adapt_prob(uint8_t *p, unsigned ct0, unsigned ct1,
 static void adapt_probs(VP9Context *s)
 {
     int i, j, k, l, m;
-    prob_context *p = &s->prob_ctx[s->framectxid].p;
+    VP9ProbContext *p = &s->prob_ctx[s->framectxid].p;
     int uf = (s->keyframe || s->intraonly || !s->last_keyframe) ? 112 : 128;
 
     // coefficients