initial support for Duck TrueMotion v1 (think of it as On2 VP1); only

16-bit mode supported thus far

Originally committed as revision 2555 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 810 insertions, 0 deletions

diff --git a/libavcodec/truemotion1data.h b/libavcodec/truemotion1data.h
new file mode 100644
index 0000000000..afbd280a49
--- /dev/null
+++ b/libavcodec/truemotion1data.h
@@ -0,0 +1,810 @@
+/*
+ * Duck Truemotion v1 Decoding Tables
+ *
+ * Data in this file was originally part of VpVision from On2 which is
+ * distributed under the GNU GPL. It is redistributed with ffmpeg under the
+ * GNU LGPL using the common understanding that data tables necessary for
+ * decoding algorithms are not necessarily licensable.
+ */
+
+/* Y delta tables, skinny and fat */
+static int16_t ydt1[8] = { 0, -2, 2, -6, 6, -12, 12, -12 };
+static int16_t ydt2[8] = { 0, -2, 2, -6, 6, -12, 12, -12 };
+static int16_t ydt3[8] = { 4, -6, 20, -20, 46, -46, 94, -94 };
+static int16_t fat_ydt3[8] = { 0, -15, 50, -50, 115, -115, 235, -235 };
+static int16_t ydt4[8] = { 0, -4, 4, -16, 16, -36, 36, -80 };
+static int16_t fat_ydt4[8] = { 0, 40, 80, -76, 160, -154, 236, -236 };
+
+/* C delta tables, skinny and fat */
+static int16_t cdt1[8] = { 0, -1, 1, -2, 3, -4, 5, -4 };
+static int16_t cdt2[8] = { 0, -4, 3, -16, 20, -32, 36, -32 };
+static int16_t fat_cdt2[8] = { 0, -20, 15, -80, 100, -160, 180, -160 };
+static int16_t cdt3[8] = { 0, -2, 2, -8, 8, -18, 18, -40 };
+/* NOTE: This table breaks the [+,-] pattern that the rest of the
+ * tables maintain. Is this intentional? */
+static int16_t fat_cdt3[8] = { 0, 40, 80, -76, 160, -154, 236, -236 };
+
+/* all the delta tables to choose from, at all 4 delta levels */
+static int16_t *ydts[] = { ydt1, ydt2, ydt3, ydt4, NULL };
+static int16_t *fat_ydts[] = { fat_ydt3, fat_ydt3, fat_ydt3, fat_ydt4, NULL };
+static int16_t *cdts[] = { cdt1, cdt2, cdt3, cdt3, NULL };
+static int16_t *fat_cdts[] = { fat_cdt2, fat_cdt2, fat_cdt2, fat_cdt3, NULL };
+
+static uint8_t pc_tbl2[] = {
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+};
+
+static uint8_t pc_tbl3[] = {
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+0x2,0x11,
+0x2,0x21,
+0x2,0x31,
+0x2,0x41,
+0x2,0x51,
+0x2,0x61,
+0x2,0x71,
+0x2,0x02,
+0x2,0x12,
+0x2,0x22,
+0x2,0x32,
+0x2,0x42,
+0x2,0x52,
+0x2,0x62,
+0x2,0x72,
+0x2,0x03,
+0x2,0x13,
+0x2,0x23,
+0x2,0x33,
+0x2,0x43,
+0x2,0x53,
+0x2,0x63,
+0x2,0x73,
+0x2,0x04,
+0x2,0x14,
+0x2,0x24,
+0x2,0x34,
+0x2,0x44,
+0x2,0x54,
+0x2,0x64,
+0x2,0x74,
+0x2,0x05,
+0x2,0x15,
+0x2,0x25,
+0x2,0x35,
+0x2,0x45,
+0x2,0x55,
+0x2,0x65,
+0x2,0x75,
+0x2,0x06,
+0x2,0x16,
+0x2,0x26,
+0x2,0x36,
+0x2,0x46,
+0x2,0x56,
+0x2,0x66,
+0x2,0x76,
+0x2,0x07,
+0x2,0x17,
+0x2,0x27,
+0x2,0x37,
+0x2,0x47,
+0x2,0x57,
+0x2,0x67,
+0x2,0x77
+};
+
+static uint8_t pc_tbl4[] = {
+0x8,0x00,0x00,0x00,0x00,
+0x8,0x00,0x00,0x00,0x00,
+0x8,0x20,0x00,0x00,0x00,
+0x8,0x00,0x00,0x00,0x01,
+0x8,0x10,0x00,0x00,0x00,
+0x8,0x00,0x00,0x00,0x02,
+0x8,0x01,0x00,0x00,0x00,
+0x8,0x00,0x00,0x00,0x10,
+0x8,0x02,0x00,0x00,0x00,
+0x6,0x00,0x00,0x00,
+0x6,0x20,0x00,0x00,
+0x6,0x00,0x00,0x01,
+0x6,0x10,0x00,0x00,
+0x6,0x00,0x00,0x02,
+0x6,0x00,0x10,0x00,
+0x6,0x00,0x20,0x00,
+0x6,0x00,0x02,0x00,
+0x6,0x00,0x01,0x00,
+0x6,0x01,0x00,0x00,
+0x6,0x00,0x00,0x20,
+0x6,0x02,0x00,0x00,
+0x6,0x00,0x00,0x10,
+0x6,0x10,0x00,0x20,
+0x6,0x01,0x00,0x02,
+0x6,0x20,0x00,0x10,
+0x6,0x02,0x00,0x01,
+0x6,0x20,0x10,0x00,
+0x6,0x00,0x12,0x00,
+0x6,0x00,0x02,0x01,
+0x6,0x02,0x01,0x00,
+0x6,0x00,0x21,0x00,
+0x6,0x00,0x01,0x02,
+0x6,0x00,0x20,0x10,
+0x6,0x00,0x00,0x21,
+0x6,0x00,0x00,0x12,
+0x6,0x00,0x01,0x20,
+0x6,0x12,0x00,0x00,
+0x6,0x00,0x10,0x20,
+0x6,0x01,0x20,0x00,
+0x6,0x02,0x10,0x00,
+0x6,0x10,0x20,0x00,
+0x6,0x01,0x02,0x00,
+0x6,0x21,0x00,0x00,
+0x6,0x00,0x02,0x10,
+0x6,0x20,0x01,0x00,
+0x6,0x00,0x22,0x00,
+0x6,0x10,0x02,0x00,
+0x6,0x00,0x10,0x02,
+0x6,0x11,0x00,0x00,
+0x6,0x00,0x11,0x00,
+0x6,0x22,0x00,0x00,
+0x6,0x20,0x00,0x02,
+0x6,0x10,0x00,0x01,
+0x6,0x00,0x20,0x01,
+0x6,0x02,0x20,0x00,
+0x6,0x01,0x10,0x00,
+0x6,0x01,0x00,0x20,
+0x6,0x00,0x20,0x02,
+0x6,0x01,0x20,0x02,
+0x6,0x10,0x01,0x00,
+0x6,0x02,0x00,0x10,
+0x6,0x00,0x10,0x01,
+0x6,0x10,0x01,0x20,
+0x6,0x20,0x02,0x10,
+0x6,0x00,0x00,0x22,
+0x6,0x10,0x00,0x02,
+0x6,0x00,0x02,0x20,
+0x6,0x20,0x02,0x00,
+0x6,0x00,0x00,0x11,
+0x6,0x02,0x10,0x01,
+0x6,0x00,0x01,0x10,
+0x6,0x00,0x02,0x11,
+0x4,0x01,0x02,
+0x4,0x02,0x01,
+0x4,0x01,0x00,
+0x4,0x10,0x20,
+0x4,0x20,0x10,
+0x4,0x20,0x00,
+0x4,0x11,0x00,
+0x4,0x02,0x00,
+0x4,0x12,0x00,
+0x4,0x00,0x21,
+0x4,0x22,0x00,
+0x4,0x00,0x12,
+0x4,0x21,0x00,
+0x4,0x02,0x11,
+0x4,0x00,0x01,
+0x4,0x10,0x02,
+0x4,0x02,0x20,
+0x4,0x20,0x11,
+0x4,0x01,0x10,
+0x4,0x21,0x10,
+0x4,0x10,0x00,
+0x4,0x10,0x22,
+0x4,0x20,0x20,
+0x4,0x00,0x22,
+0x4,0x01,0x22,
+0x4,0x20,0x01,
+0x4,0x02,0x02,
+0x4,0x00,0x20,
+0x4,0x00,0x10,
+0x4,0x00,0x11,
+0x4,0x22,0x01,
+0x4,0x11,0x20,
+0x4,0x12,0x01,
+0x4,0x12,0x20,
+0x4,0x11,0x02,
+0x4,0x10,0x10,
+0x4,0x01,0x01,
+0x4,0x02,0x21,
+0x4,0x20,0x12,
+0x4,0x01,0x12,
+0x4,0x22,0x11,
+0x4,0x21,0x12,
+0x4,0x22,0x10,
+0x4,0x21,0x02,
+0x4,0x20,0x02,
+0x4,0x10,0x01,
+0x4,0x00,0x02,
+0x4,0x10,0x21,
+0x4,0x01,0x20,
+0x4,0x11,0x22,
+0x4,0x12,0x21,
+0x4,0x22,0x20,
+0x4,0x02,0x10,
+0x4,0x02,0x22,
+0x4,0x11,0x10,
+0x4,0x22,0x02,
+0x4,0x20,0x21,
+0x4,0x01,0x11,
+0x4,0x11,0x01,
+0x4,0x10,0x12,
+0x4,0x02,0x12,
+0x4,0x20,0x22,
+0x4,0x21,0x20,
+0x4,0x01,0x21,
+0x4,0x12,0x02,
+0x4,0x21,0x11,
+0x4,0x12,0x22,
+0x4,0x12,0x10,
+0x4,0x22,0x21,
+0x4,0x10,0x11,
+0x4,0x21,0x01,
+0x4,0x11,0x12,
+0x4,0x12,0x11,
+0x4,0x66,0x66,
+0x4,0x22,0x22,
+0x4,0x11,0x21,
+0x4,0x11,0x11,
+0x4,0x21,0x22,
+0x4,0x00,0x00,
+0x4,0x22,0x12,
+0x4,0x12,0x12,
+0x4,0x21,0x21,
+0x4,0x42,0x00,
+0x4,0x00,0x04,
+0x4,0x40,0x00,
+0x4,0x30,0x00,
+0x4,0x31,0x00,
+0x4,0x00,0x03,
+0x4,0x00,0x14,
+0x4,0x00,0x13,
+0x4,0x01,0x24,
+0x4,0x20,0x13,
+0x4,0x01,0x42,
+0x4,0x14,0x20,
+0x4,0x42,0x02,
+0x4,0x13,0x00,
+0x4,0x00,0x24,
+0x4,0x31,0x20,
+0x4,0x22,0x13,
+0x4,0x11,0x24,
+0x4,0x12,0x66,
+0x4,0x30,0x01,
+0x4,0x02,0x13,
+0x4,0x12,0x42,
+0x4,0x40,0x10,
+0x4,0x40,0x02,
+0x4,0x01,0x04,
+0x4,0x24,0x00,
+0x4,0x42,0x10,
+0x4,0x21,0x13,
+0x4,0x13,0x12,
+0x4,0x31,0x21,
+0x4,0x21,0x24,
+0x4,0x00,0x40,
+0x4,0x10,0x24,
+0x4,0x10,0x42,
+0x4,0x32,0x01,
+0x4,0x11,0x42,
+0x4,0x20,0x31,
+0x4,0x12,0x40,
+0x2,0x00,
+0x2,0x10,
+0x2,0x20,
+0x2,0x30,
+0x2,0x40,
+0x2,0x50,
+0x2,0x60,
+0x2,0x70,
+0x2,0x01,
+0x2,0x11,
+0x2,0x21,
+0x2,0x31,
+0x2,0x41,
+0x2,0x51,
+0x2,0x61,
+0x2,0x71,
+0x2,0x02,
+0x2,0x12,
+0x2,0x22,
+0x2,0x32,
+0x2,0x42,
+0x2,0x52,
+0x2,0x62,
+0x2,0x72,
+0x2,0x03,
+0x2,0x13,
+0x2,0x23,
+0x2,0x33,
+0x2,0x43,
+0x2,0x53,
+0x2,0x63,
+0x2,0x73,
+0x2,0x04,
+0x2,0x14,
+0x2,0x24,
+0x2,0x34,
+0x2,0x44,
+0x2,0x54,
+0x2,0x64,
+0x2,0x74,
+0x2,0x05,
+0x2,0x15,
+0x2,0x25,
+0x2,0x35,
+0x2,0x45,
+0x2,0x55,
+0x2,0x65,
+0x2,0x75,
+0x2,0x06,
+0x2,0x16,
+0x2,0x26,
+0x2,0x36,
+0x2,0x46,
+0x2,0x56,
+0x2,0x66,
+0x2,0x76,
+0x2,0x07,
+0x2,0x17,
+0x2,0x27,
+0x2,0x37,
+0x2,0x47,
+0x2,0x57,
+0x2,0x67,
+0x2,0x77
+};
+
+uint8_t *tables[] = { pc_tbl2, pc_tbl3, pc_tbl4 };