move defines and enums out of cavsdata.h

Originally committed as revision 8944 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 154 insertions, 0 deletions

diff --git a/libavcodec/cavs.h b/libavcodec/cavs.h
new file mode 100644
index 0000000000..a259b7a055
--- /dev/null
+++ b/libavcodec/cavs.h
@@ -0,0 +1,154 @@
+/*
+ * Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
+ * Copyright (c) 2006  Stefan Gehrer <stefan.gehrer@gmx.de>
+ *
+ * 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 St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef CAVS_H
+#define CAVS_H
+
+#include "dsputil.h"
+
+#define SLICE_MIN_START_CODE    0x00000101
+#define SLICE_MAX_START_CODE    0x000001af
+#define EXT_START_CODE          0x000001b5
+#define USER_START_CODE         0x000001b2
+#define CAVS_START_CODE         0x000001b0
+#define PIC_I_START_CODE        0x000001b3
+#define PIC_PB_START_CODE       0x000001b6
+
+#define A_AVAIL                          1
+#define B_AVAIL                          2
+#define C_AVAIL                          4
+#define D_AVAIL                          8
+#define NOT_AVAIL                       -1
+#define REF_INTRA                       -2
+#define REF_DIR                         -3
+
+#define ESCAPE_CODE                     59
+
+#define FWD0                          0x01
+#define FWD1                          0x02
+#define BWD0                          0x04
+#define BWD1                          0x08
+#define SYM0                          0x10
+#define SYM1                          0x20
+#define SPLITH                        0x40
+#define SPLITV                        0x80
+
+#define MV_BWD_OFFS                     12
+#define MV_STRIDE                        4
+
+enum mb_t {
+  I_8X8 = 0,
+  P_SKIP,
+  P_16X16,
+  P_16X8,
+  P_8X16,
+  P_8X8,
+  B_SKIP,
+  B_DIRECT,
+  B_FWD_16X16,
+  B_BWD_16X16,
+  B_SYM_16X16,
+  B_8X8 = 29
+};
+
+enum sub_mb_t {
+  B_SUB_DIRECT,
+  B_SUB_FWD,
+  B_SUB_BWD,
+  B_SUB_SYM
+};
+
+enum intra_luma_t {
+  INTRA_L_VERT,
+  INTRA_L_HORIZ,
+  INTRA_L_LP,
+  INTRA_L_DOWN_LEFT,
+  INTRA_L_DOWN_RIGHT,
+  INTRA_L_LP_LEFT,
+  INTRA_L_LP_TOP,
+  INTRA_L_DC_128
+};
+
+enum intra_chroma_t {
+  INTRA_C_LP,
+  INTRA_C_HORIZ,
+  INTRA_C_VERT,
+  INTRA_C_PLANE,
+  INTRA_C_LP_LEFT,
+  INTRA_C_LP_TOP,
+  INTRA_C_DC_128,
+};
+
+enum mv_pred_t {
+  MV_PRED_MEDIAN,
+  MV_PRED_LEFT,
+  MV_PRED_TOP,
+  MV_PRED_TOPRIGHT,
+  MV_PRED_PSKIP,
+  MV_PRED_BSKIP
+};
+
+enum block_t {
+  BLK_16X16,
+  BLK_16X8,
+  BLK_8X16,
+  BLK_8X8
+};
+
+enum mv_loc_t {
+  MV_FWD_D3 = 0,
+  MV_FWD_B2,
+  MV_FWD_B3,
+  MV_FWD_C2,
+  MV_FWD_A1,
+  MV_FWD_X0,
+  MV_FWD_X1,
+  MV_FWD_A3 = 8,
+  MV_FWD_X2,
+  MV_FWD_X3,
+  MV_BWD_D3 = MV_BWD_OFFS,
+  MV_BWD_B2,
+  MV_BWD_B3,
+  MV_BWD_C2,
+  MV_BWD_A1,
+  MV_BWD_X0,
+  MV_BWD_X1,
+  MV_BWD_A3 = MV_BWD_OFFS+8,
+  MV_BWD_X2,
+  MV_BWD_X3
+};
+
+DECLARE_ALIGNED_8(typedef, struct) {
+    int16_t x;
+    int16_t y;
+    int16_t dist;
+    int16_t ref;
+} vector_t;
+
+typedef struct residual_vlc_t {
+  int8_t rltab[59][3];
+  int8_t level_add[27];
+  int8_t golomb_order;
+  int inc_limit;
+  int8_t max_run;
+} residual_vlc_t;
+
+#endif /* CAVS_H */