#include "avcodec.h"
#include "dsputil.h"
#include "binkdata.h"
+#include "binkdsp.h"
#include "mathops.h"
#define ALT_BITSTREAM_READER_LE
0, 0, 0, 1, 1, 0, 1, 0, 0, 0
};
-static uint32_t binkb_intra_quant[16][64];
-static uint32_t binkb_inter_quant[16][64];
+static int32_t binkb_intra_quant[16][64];
+static int32_t binkb_inter_quant[16][64];
/**
* IDs for different data types used in Bink video codec
typedef struct BinkContext {
AVCodecContext *avctx;
DSPContext dsp;
+ BinkDSPContext bdsp;
AVFrame pic, last;
int version; ///< internal Bink file version
int has_alpha;
int swap_planes;
- ScanTable scantable; ///< permutated scantable for DCT coeffs decoding
Bundle bundle[BINKB_NB_SRC]; ///< bundles for decoding all data types
Tree col_high[16]; ///< trees for decoding high nibble in "colours" data type
* @param quant_matrices quantization matrices
* @return 0 for success, negative value in other cases
*/
-static int read_dct_coeffs(GetBitContext *gb, DCTELEM block[64], const uint8_t *scan,
- const uint32_t quant_matrices[16][64], int q)
+static int read_dct_coeffs(GetBitContext *gb, int32_t block[64], const uint8_t *scan,
+ const int32_t quant_matrices[16][64], int q)
{
int coef_list[128];
int mode_list[128];
int coef_count = 0;
int coef_idx[64];
int quant_idx;
- const uint32_t *quant;
+ const int32_t *quant;
coef_list[list_end] = 4; mode_list[list_end++] = 0;
coef_list[list_end] = 24; mode_list[list_end++] = 0;
const uint8_t *scan;
int xoff, yoff;
LOCAL_ALIGNED_16(DCTELEM, block, [64]);
+ LOCAL_ALIGNED_16(int32_t, dctblock, [64]);
int coordmap[64];
int ybias = is_key ? -15 : 0;
int qp;
dst[coordmap[*scan++]] = binkb_get_value(c, BINKB_SRC_COLORS);
break;
case 2:
- c->dsp.clear_block(block);
- block[0] = binkb_get_value(c, BINKB_SRC_INTRA_DC);
+ memset(dctblock, 0, sizeof(*dctblock) * 64);
+ dctblock[0] = binkb_get_value(c, BINKB_SRC_INTRA_DC);
qp = binkb_get_value(c, BINKB_SRC_INTRA_Q);
- read_dct_coeffs(gb, block, c->scantable.permutated, binkb_intra_quant, qp);
- c->dsp.idct_put(dst, stride, block);
+ read_dct_coeffs(gb, dctblock, bink_scan, binkb_intra_quant, qp);
+ c->bdsp.idct_put(dst, stride, dctblock);
break;
case 3:
xoff = binkb_get_value(c, BINKB_SRC_X_OFF);
} else {
put_pixels8x8_overlapped(dst, ref, stride);
}
- c->dsp.clear_block(block);
- block[0] = binkb_get_value(c, BINKB_SRC_INTER_DC);
+ memset(dctblock, 0, sizeof(*dctblock) * 64);
+ dctblock[0] = binkb_get_value(c, BINKB_SRC_INTER_DC);
qp = binkb_get_value(c, BINKB_SRC_INTER_Q);
- read_dct_coeffs(gb, block, c->scantable.permutated, binkb_inter_quant, qp);
- c->dsp.idct_add(dst, stride, block);
+ read_dct_coeffs(gb, dctblock, bink_scan, binkb_inter_quant, qp);
+ c->bdsp.idct_add(dst, stride, dctblock);
break;
case 5:
v = binkb_get_value(c, BINKB_SRC_COLORS);
int xoff, yoff;
LOCAL_ALIGNED_16(DCTELEM, block, [64]);
LOCAL_ALIGNED_16(uint8_t, ublock, [64]);
+ LOCAL_ALIGNED_16(int32_t, dctblock, [64]);
int coordmap[64];
const int stride = c->pic.linesize[plane_idx];
ublock[*scan++] = get_value(c, BINK_SRC_COLORS);
break;
case INTRA_BLOCK:
- c->dsp.clear_block(block);
- block[0] = get_value(c, BINK_SRC_INTRA_DC);
- read_dct_coeffs(gb, block, c->scantable.permutated, bink_intra_quant, -1);
- c->dsp.idct(block);
- c->dsp.put_pixels_nonclamped(block, ublock, 8);
+ memset(dctblock, 0, sizeof(*dctblock) * 64);
+ dctblock[0] = get_value(c, BINK_SRC_INTRA_DC);
+ read_dct_coeffs(gb, dctblock, bink_scan, bink_intra_quant, -1);
+ c->bdsp.idct_put(ublock, 8, dctblock);
break;
case FILL_BLOCK:
v = get_value(c, BINK_SRC_COLORS);
c->dsp.add_pixels8(dst, block, stride);
break;
case INTRA_BLOCK:
- c->dsp.clear_block(block);
- block[0] = get_value(c, BINK_SRC_INTRA_DC);
- read_dct_coeffs(gb, block, c->scantable.permutated, bink_intra_quant, -1);
- c->dsp.idct_put(dst, stride, block);
+ memset(dctblock, 0, sizeof(*dctblock) * 64);
+ dctblock[0] = get_value(c, BINK_SRC_INTRA_DC);
+ read_dct_coeffs(gb, dctblock, bink_scan, bink_intra_quant, -1);
+ c->bdsp.idct_put(dst, stride, dctblock);
break;
case FILL_BLOCK:
v = get_value(c, BINK_SRC_COLORS);
yoff = get_value(c, BINK_SRC_Y_OFF);
ref = prev + xoff + yoff * stride;
c->dsp.put_pixels_tab[1][0](dst, ref, stride, 8);
- c->dsp.clear_block(block);
- block[0] = get_value(c, BINK_SRC_INTER_DC);
- read_dct_coeffs(gb, block, c->scantable.permutated, bink_inter_quant, -1);
- c->dsp.idct_add(dst, stride, block);
+ memset(dctblock, 0, sizeof(*dctblock) * 64);
+ dctblock[0] = get_value(c, BINK_SRC_INTER_DC);
+ read_dct_coeffs(gb, dctblock, bink_scan, bink_inter_quant, -1);
+ c->bdsp.idct_add(dst, stride, dctblock);
break;
case PATTERN_BLOCK:
for (i = 0; i < 2; i++)
avctx->idct_algo = FF_IDCT_BINK;
dsputil_init(&c->dsp, avctx);
- ff_init_scantable(c->dsp.idct_permutation, &c->scantable, bink_scan);
+ ff_binkdsp_init(&c->bdsp);
init_bundles(c);
/*
- * Bink IDCT algorithm
+ * Bink DSP routines
* Copyright (c) 2009 Kostya Shishkov
*
* This file is part of Libav.
/**
* @file
- * Bink IDCT algorithm
+ * Bink DSP routines
*/
#include "dsputil.h"
+#include "binkdsp.h"
#define A1 2896 /* (1/sqrt(2))<<12 */
#define A2 2217
#define MUNGE_ROW(x) (((x) + 0x7F)>>8)
#define IDCT_ROW(dest,src) IDCT_TRANSFORM(dest,0,1,2,3,4,5,6,7,0,1,2,3,4,5,6,7,MUNGE_ROW,src)
-static inline void bink_idct_col(int *dest, const DCTELEM *src)
+static inline void bink_idct_col(int *dest, const int32_t *src)
{
if ((src[8]|src[16]|src[24]|src[32]|src[40]|src[48]|src[56])==0) {
dest[0] =
}
}
-void ff_bink_idct_c(DCTELEM *block)
+static void bink_idct_c(int32_t *block)
{
int i;
int temp[64];
}
}
-void ff_bink_idct_add_c(uint8_t *dest, int linesize, DCTELEM *block)
+static void bink_idct_add_c(uint8_t *dest, int linesize, int32_t *block)
{
int i, j;
- ff_bink_idct_c(block);
+ bink_idct_c(block);
for (i = 0; i < 8; i++, dest += linesize, block += 8)
for (j = 0; j < 8; j++)
dest[j] += block[j];
}
-void ff_bink_idct_put_c(uint8_t *dest, int linesize, DCTELEM *block)
+static void bink_idct_put_c(uint8_t *dest, int linesize, int32_t *block)
{
int i;
int temp[64];
IDCT_ROW( (&dest[i*linesize]), (&temp[8*i]) );
}
}
+
+void ff_binkdsp_init(BinkDSPContext *c)
+{
+ c->idct_add = bink_idct_add_c;
+ c->idct_put = bink_idct_put_c;
+}