Indeo 4 decoder

Signed-off-by: Kostya Shishkov <kostya.shishkov@gmail.com>

1 files changed, 350 insertions, 0 deletions

diff --git a/libavcodec/indeo4data.h b/libavcodec/indeo4data.h
new file mode 100644
index 0000000000..affd9c6203
--- /dev/null
+++ b/libavcodec/indeo4data.h
@@ -0,0 +1,350 @@
+/*
+ * Indeo Video Interactive 4 compatible decoder
+ * Copyright (c) 2009-2010 Maxim Poliakovski
+ *
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/**
+ * @file
+ * This file contains data needed for the Indeo 4 decoder.
+ */
+
+#ifndef AVCODEC_INDEO4DATA_H
+#define AVCODEC_INDEO4DATA_H
+
+#include <stdint.h>
+#include "dsputil.h"
+#include "ivi_common.h"
+
+/**
+ *  standard picture dimensions
+ */
+static const uint16_t ivi4_common_pic_sizes[14] = {
+    640, 480, 320, 240, 160, 120, 704, 480, 352, 240, 352, 288, 176, 144
+};
+
+/**
+ *  Indeo 4 8x8 scan (zigzag) patterns
+ */
+static const uint8_t ivi4_alternate_scan_8x8[64] = {
+     0,  8,  1,  9, 16, 24,  2,  3, 17, 25, 10, 11, 32, 40, 48, 56,
+     4,  5,  6,  7, 33, 41, 49, 57, 18, 19, 26, 27, 12, 13, 14, 15,
+    34, 35, 43, 42, 50, 51, 59, 58, 20, 21, 22, 23, 31, 30, 29, 28,
+    36, 37, 38, 39, 47, 46, 45, 44, 52, 53, 54, 55, 63, 62, 61, 60
+};
+
+static const uint8_t ivi4_alternate_scan_4x4[16] = {
+    0, 1, 4, 5, 8, 12, 2, 3, 9, 13, 6, 7, 10, 11, 14, 15
+};
+
+static const uint8_t ivi4_vertical_scan_4x4[16] = {
+    0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15
+};
+
+static const uint8_t ivi4_horizontal_scan_4x4[16] = {
+    0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
+};
+
+static const uint8_t *scan_index_to_tab[15] = {
+    // for 8x8 transforms
+    ff_zigzag_direct,
+    ivi4_alternate_scan_8x8,
+    ff_ivi_horizontal_scan_8x8,
+    ff_ivi_vertical_scan_8x8,
+    ff_zigzag_direct,
+
+    // for 4x4 transforms
+    ff_ivi_direct_scan_4x4,
+    ivi4_alternate_scan_4x4,
+    ivi4_vertical_scan_4x4,
+    ivi4_horizontal_scan_4x4,
+    ff_ivi_direct_scan_4x4,
+
+    // TODO: check if those are needed
+    ff_ivi_horizontal_scan_8x8,
+    ff_ivi_horizontal_scan_8x8,
+    ff_ivi_horizontal_scan_8x8,
+    ff_ivi_horizontal_scan_8x8,
+    ff_ivi_horizontal_scan_8x8
+};
+
+/**
+ *  Indeo 4 dequant tables
+ */
+static uint16_t ivi4_quant_8x8_intra[9][64] = {
+  {
+      43,  342,  385,  470,  555,  555,  598,  726,
+     342,  342,  470,  513,  555,  598,  726,  769,
+     385,  470,  555,  555,  598,  726,  726,  811,
+     470,  470,  555,  555,  598,  726,  769,  854,
+     470,  555,  555,  598,  683,  726,  854, 1025,
+     555,  555,  598,  683,  726,  854, 1025, 1153,
+     555,  555,  598,  726,  811,  982, 1195, 1451,
+     555,  598,  726,  811,  982, 1195, 1451, 1793
+  },
+  {
+      86, 1195, 2390, 2390, 4865, 4865, 4865, 4865,
+    1195, 1195, 2390, 2390, 4865, 4865, 4865, 4865,
+    2390, 2390, 4865, 4865, 6827, 6827, 6827, 6827,
+    2390, 2390, 4865, 4865, 6827, 6827, 6827, 6827,
+    4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827,
+    4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827,
+    4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827,
+    4865, 4865, 6827, 6827, 6827, 6827, 6827, 6827
+  },
+  {
+     235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
+     235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
+     235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
+     235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
+     235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
+     235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
+     235, 1067, 1195, 1323, 1451, 1579, 1707, 1835,
+     235, 1067, 1195, 1323, 1451, 1579, 1707, 1835
+  },
+  {
+    1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
+    1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
+    1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
+    1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
+    1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
+    1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
+    1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414,
+    1707, 1707, 3414, 3414, 3414, 3414, 3414, 3414
+  },
+  {
+     897,  897,  897,  897,  897,  897,  897,  897,
+    1067, 1067, 1067, 1067, 1067, 1067, 1067, 1067,
+    1238, 1238, 1238, 1238, 1238, 1238, 1238, 1238,
+    1409, 1409, 1409, 1409, 1409, 1409, 1409, 1409,
+    1579, 1579, 1579, 1579, 1579, 1579, 1579, 1579,
+    1750, 1750, 1750, 1750, 1750, 1750, 1750, 1750,
+    1921, 1921, 1921, 1921, 1921, 1921, 1921, 1921,
+    2091, 2091, 2091, 2091, 2091, 2091, 2091, 2091
+  },
+  {
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
+    3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
+    3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
+    3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
+    3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
+    3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
+    3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414
+  },
+  {
+    2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
+    2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
+    2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
+    2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
+    2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
+    2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
+    2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390,
+    2390, 2390, 2390, 2390, 2390, 2390, 2390, 2390
+  },
+  {
+      22,  171,  214,  257,  257,  299,  299,  342,
+     171,  171,  257,  257,  299,  299,  342,  385,
+     214,  257,  257,  299,  299,  342,  342,  385,
+     257,  257,  257,  299,  299,  342,  385,  427,
+     257,  257,  299,  299,  342,  385,  427,  513,
+     257,  299,  299,  342,  385,  427,  513,  598,
+     299,  299,  299,  385,  385,  470,  598,  726,
+     299,  299,  385,  385,  470,  598,  726,  897
+  },
+  {
+      86,  598, 1195, 1195, 2390, 2390, 2390, 2390,
+     598,  598, 1195, 1195, 2390, 2390, 2390, 2390,
+    1195, 1195, 2390, 2390, 3414, 3414, 3414, 3414,
+    1195, 1195, 2390, 2390, 3414, 3414, 3414, 3414,
+    2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414,
+    2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414,
+    2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414,
+    2390, 2390, 3414, 3414, 3414, 3414, 3414, 3414
+  }
+};
+
+static uint16_t ivi4_quant_8x8_inter[9][64] = {
+  {
+     427,  427,  470,  427,  427,  427,  470,  470,
+     427,  427,  470,  427,  427,  427,  470,  470,
+     470,  470,  470,  470,  470,  470,  470,  470,
+     427,  427,  470,  470,  427,  427,  470,  470,
+     427,  427,  470,  427,  427,  427,  470,  470,
+     427,  427,  470,  427,  427,  427,  470,  470,
+     470,  470,  470,  470,  470,  470,  470,  470,
+     470,  470,  470,  470,  470,  470,  470,  470
+  },
+  {
+    1707, 1707, 2433, 2433, 3414, 3414, 3414, 3414,
+    1707, 1707, 2433, 2433, 3414, 3414, 3414, 3414,
+    2433, 2433, 3414, 3414, 4822, 4822, 4822, 4822,
+    2433, 2433, 3414, 3414, 4822, 4822, 4822, 4822,
+    3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414,
+    3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414,
+    3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414,
+    3414, 3414, 4822, 4822, 3414, 3414, 3414, 3414
+  },
+  {
+    1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
+    1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
+    1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
+    1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
+    1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
+    1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
+    1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281,
+    1195, 1195, 1281, 1238, 1195, 1195, 1281, 1281
+  },
+  {
+    2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
+    2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
+    2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
+    2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
+    2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
+    2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
+    2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433,
+    2433, 2433, 3414, 3414, 2433, 2433, 2433, 2433
+  },
+  {
+    1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
+    1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
+    1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281,
+    1238, 1238, 1238, 1238, 1238, 1238, 1238, 1238,
+    1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
+    1195, 1195, 1195, 1195, 1195, 1195, 1195, 1195,
+    1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281,
+    1281, 1281, 1281, 1281, 1281, 1281, 1281, 1281
+  },
+  {
+    2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
+    2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
+    3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
+    3414, 3414, 3414, 3414, 3414, 3414, 3414, 3414,
+    2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
+    2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
+    2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433,
+    2433, 2433, 2433, 2433, 2433, 2433, 2433, 2433
+  },
+  {
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707,
+    1707, 1707, 1707, 1707, 1707, 1707, 1707, 1707
+  },
+  {
+      86,  171,  171,  214,  214,  214,  214,  257,
+     171,  171,  214,  214,  214,  214,  257,  257,
+     171,  214,  214,  214,  214,  257,  257,  257,
+     214,  214,  214,  214,  257,  257,  257,  299,
+     214,  214,  214,  257,  257,  257,  299,  299,
+     214,  214,  257,  257,  257,  299,  299,  299,
+     214,  257,  257,  257,  299,  299,  299,  342,
+     257,  257,  257,  299,  299,  299,  342,  342
+  },
+  {
+     854,  854, 1195, 1195, 1707, 1707, 1707, 1707,
+     854,  854, 1195, 1195, 1707, 1707, 1707, 1707,
+    1195, 1195, 1707, 1707, 2390, 2390, 2390, 2390,
+    1195, 1195, 1707, 1707, 2390, 2390, 2390, 2390,
+    1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707,
+    1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707,
+    1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707,
+    1707, 1707, 2390, 2390, 1707, 1707, 1707, 1707
+  }
+};
+
+static uint16_t ivi4_quant_4x4_intra[5][16] = {
+  {
+      22,  214,  257,  299,
+     214,  257,  299,  342,
+     257,  299,  342,  427,
+     299,  342,  427,  513
+  },
+  {
+     129, 1025, 1451, 1451,
+    1025, 1025, 1451, 1451,
+    1451, 1451, 2049, 2049,
+    1451, 1451, 2049, 2049
+  },
+  {
+      43,  171,  171,  171,
+      43,  171,  171,  171,
+      43,  171,  171,  171,
+      43,  171,  171,  171
+  },
+  {
+      43,   43,   43,   43,
+     171,  171,  171,  171,
+     171,  171,  171,  171,
+     171,  171,  171,  171
+  },
+  {
+      43,   43,   43,   43,
+      43,   43,   43,   43,
+      43,   43,   43,   43,
+      43,   43,   43,   43
+  }
+};
+
+static uint16_t ivi4_quant_4x4_inter[5][16] = {
+  {
+     107,  214,  257,  299,
+     214,  257,  299,  299,
+     257,  299,  299,  342,
+     299,  299,  342,  342
+  },
+  {
+     513, 1025, 1238, 1238,
+    1025, 1025, 1238, 1238,
+    1238, 1238, 1451, 1451,
+    1238, 1238, 1451, 1451
+  },
+  {
+      43,  171,  171,  171,
+      43,  171,  171,  171,
+      43,  171,  171,  171,
+      43,  171,  171,  171
+  },
+  {
+      43,   43,   43,   43,
+     171,  171,  171,  171,
+     171,  171,  171,  171,
+     171,  171,  171,  171
+  },
+  {
+      43,   43,   43,   43,
+      43,   43,   43,   43,
+      43,   43,   43,   43,
+      43,   43,   43,   43
+  }
+};
+
+/**
+ *  Table for mapping quant matrix index from the bitstream
+ *  into internal quant table number.
+ */
+static uint8_t  quant_index_to_tab[22] = {
+    0, 1, 0, 2, 1, 3, 0, 4, 1, 5, 0, 1, 6, 7, 8, // for 8x8 quant matrixes
+    0, 1, 2, 2, 3, 3, 4                          // for 4x4 quant matrixes
+};
+
+#endif /* AVCODEC_INDEO4DATA_H */