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-rw-r--r--Changelog2
-rw-r--r--doc/ffmpeg-doc.texi1
-rw-r--r--libavcodec/Makefile2
-rw-r--r--libavcodec/allcodecs.c1
-rw-r--r--libavcodec/avcodec.h2
-rw-r--r--libavcodec/truemotion1.c597
-rw-r--r--libavcodec/truemotion1data.h810
7 files changed, 1414 insertions, 1 deletions
diff --git a/Changelog b/Changelog
index f639e42d5e..52bf614345 100644
--- a/Changelog
+++ b/Changelog
@@ -10,6 +10,8 @@ version <next>:
- Id Quake II CIN playback support
- 8BPS video decoder
- FLIC playback support
+- RealVideo 2.0 (RV20) decoder
+- Duck TrueMotion v1 (DUCK) video decoder
version 0.4.8:
diff --git a/doc/ffmpeg-doc.texi b/doc/ffmpeg-doc.texi
index ee19541099..7c150def60 100644
--- a/doc/ffmpeg-doc.texi
+++ b/doc/ffmpeg-doc.texi
@@ -707,6 +707,7 @@ following image formats are supported:
@item Id Cinematic Video @tab @tab X @tab used in Quake II
@item Planar RGB @tab @tab X @tab fourcc: 8BPS
@item FLIC video @tab @tab X
+@item Duck TrueMotion v1 @tab @tab X @tab fourcc: DUCK
@end multitable
@code{X} means that the encoding (resp. decoding) is supported.
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index d5accc2d05..f3b79c4176 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -19,7 +19,7 @@ OBJS= common.o utils.o mem.o allcodecs.o \
vp3.o asv1.o 4xm.o cabac.o ffv1.o ra144.o ra288.o vcr1.o cljr.o \
roqvideo.o dpcm.o interplayvideo.o xan.o rpza.o cinepak.o msrle.o \
msvideo1.o vqavideo.o idcinvideo.o adx.o rational.o faandct.o 8bps.o \
- smc.o parser.o flicvideo.o
+ smc.o parser.o flicvideo.o truemotion1.o
ifeq ($(AMR_NB),yes)
ifeq ($(AMR_NB_FIXED),yes)
diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c
index 9d45775379..03fc40816a 100644
--- a/libavcodec/allcodecs.c
+++ b/libavcodec/allcodecs.c
@@ -139,6 +139,7 @@ void avcodec_register_all(void)
register_avcodec(&eightbps_decoder);
register_avcodec(&smc_decoder);
register_avcodec(&flic_decoder);
+ register_avcodec(&truemotion1_decoder);
#ifdef CONFIG_AC3
register_avcodec(&ac3_decoder);
#endif
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 1748fc64c7..704291f19a 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -88,6 +88,7 @@ enum CodecID {
CODEC_ID_8BPS,
CODEC_ID_SMC,
CODEC_ID_FLIC,
+ CODEC_ID_TRUEMOTION1,
/* various pcm "codecs" */
CODEC_ID_PCM_S16LE,
@@ -1581,6 +1582,7 @@ extern AVCodec idcin_decoder;
extern AVCodec eightbps_decoder;
extern AVCodec smc_decoder;
extern AVCodec flic_decoder;
+extern AVCodec truemotion1_decoder;
extern AVCodec ra_144_decoder;
extern AVCodec ra_288_decoder;
extern AVCodec roq_dpcm_decoder;
diff --git a/libavcodec/truemotion1.c b/libavcodec/truemotion1.c
new file mode 100644
index 0000000000..7f5fafea0a
--- /dev/null
+++ b/libavcodec/truemotion1.c
@@ -0,0 +1,597 @@
+/*
+ * Duck TrueMotion 1.0 Decoder
+ * Copyright (C) 2003 Alex Beregszaszi & Mike Melanson
+ *
+ * This library 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 of the License, or (at your option) any later version.
+ *
+ * This library 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 this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/**
+ * @file truemotion1.c
+ * Duck TrueMotion v1 Video Decoder by
+ * Alex Beregszaszi (alex@fsn.hu) and
+ * Mike Melanson (melanson@pcisys.net)
+ *
+ * The TrueMotion v1 decoder presently only decodes 16-bit TM1 data and
+ * outputs RGB555 data. 24-bit TM1 data is not supported yet.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "common.h"
+#include "avcodec.h"
+#include "dsputil.h"
+
+#include "truemotion1data.h"
+
+#define LE_16(x) ((((uint8_t*)(x))[1] << 8) | ((uint8_t*)(x))[0])
+
+typedef struct TrueMotion1Context {
+ AVCodecContext *avctx;
+ AVFrame frame;
+ AVFrame prev_frame;
+
+ unsigned char *buf;
+ int size;
+
+ unsigned char *mb_change_bits;
+ int mb_change_bits_row_size;
+ unsigned char *index_stream;
+ int index_stream_size;
+
+ int flags;
+ int x, y, w, h;
+
+ uint32_t y_predictor_table[1024];
+ uint32_t c_predictor_table[1024];
+
+ int compression;
+ int block_type;
+ int block_width;
+ int block_height;
+
+ int16_t *ydt;
+ int16_t *cdt;
+ int16_t *fat_ydt;
+ int16_t *fat_cdt;
+
+ int last_deltaset, last_vectable;
+
+ unsigned int *vert_pred;
+
+} TrueMotion1Context;
+
+#define FLAG_SPRITE 32
+#define FLAG_KEYFRAME 16
+#define FLAG_INTERFRAME 8
+#define FLAG_INTERPOLATED 4
+
+struct frame_header {
+ uint8_t header_size;
+ uint8_t compression;
+ uint8_t deltaset;
+ uint8_t vectable;
+ uint16_t ysize;
+ uint16_t xsize;
+ uint16_t checksum;
+ uint8_t version;
+ uint8_t header_type;
+ uint8_t flags;
+ uint8_t control;
+ uint16_t xoffset;
+ uint16_t yoffset;
+ uint16_t width;
+ uint16_t height;
+};
+
+#define ALGO_NOP 0
+#define ALGO_RGB16V 1
+#define ALGO_RGB16H 2
+#define ALGO_RGB24H 3
+
+/* these are the various block sizes that can occupy a 4x4 block */
+#define BLOCK_2x2 0
+#define BLOCK_2x4 1
+#define BLOCK_4x2 2
+#define BLOCK_4x4 3
+
+typedef struct comp_types {
+ int algorithm;
+ int block_width;
+ int block_height;
+ int block_type;
+} comp_types;
+
+/* { valid for metatype }, algorithm, num of deltas, horiz res, vert res */
+static comp_types compression_types[17] = {
+ { ALGO_NOP, 0, 0, 0 },
+
+ { ALGO_RGB16V, 4, 4, BLOCK_4x4 },
+ { ALGO_RGB16H, 4, 4, BLOCK_4x4 },
+ { ALGO_RGB16V, 4, 2, BLOCK_4x2 },
+ { ALGO_RGB16H, 4, 2, BLOCK_4x2 },
+
+ { ALGO_RGB16V, 2, 4, BLOCK_2x4 },
+ { ALGO_RGB16H, 2, 4, BLOCK_2x4 },
+ { ALGO_RGB16V, 2, 2, BLOCK_2x2 },
+ { ALGO_RGB16H, 2, 2, BLOCK_2x2 },
+
+ { ALGO_NOP, 4, 4, BLOCK_4x4 },
+ { ALGO_RGB24H, 4, 4, BLOCK_4x4 },
+ { ALGO_NOP, 4, 2, BLOCK_4x2 },
+ { ALGO_RGB24H, 4, 2, BLOCK_4x2 },
+
+ { ALGO_NOP, 2, 4, BLOCK_2x4 },
+ { ALGO_RGB24H, 2, 4, BLOCK_2x4 },
+ { ALGO_NOP, 2, 2, BLOCK_2x2 },
+ { ALGO_RGB24H, 2, 2, BLOCK_2x2 }
+};
+
+static void select_delta_tables(TrueMotion1Context *s, int delta_table_index)
+{
+ int i;
+
+ if (delta_table_index > 3)
+ return;
+
+ s->ydt = ydts[delta_table_index];
+ s->cdt = cdts[delta_table_index];
+ s->fat_ydt = fat_ydts[delta_table_index];
+ s->fat_cdt = fat_cdts[delta_table_index];
+
+ /* Y skinny deltas need to be halved for some reason; maybe the
+ * skinny Y deltas should be modified */
+ for (i = 0; i < 8; i++)
+ {
+ /* drop the lsb before dividing by 2-- net effect: round down
+ * when dividing a negative number (e.g., -3/2 = -2, not -1) */
+ s->ydt[i] &= 0xFFFE;
+ s->ydt[i] /= 2;
+ }
+}
+
+static int make_ydt_entry(int p1, int p2, int16_t *ydt)
+{
+ int lo, hi;
+
+ lo = ydt[p1];
+ lo += (lo << 5) + (lo << 10);
+ hi = ydt[p2];
+ hi += (hi << 5) + (hi << 10);
+ return ((lo + (hi << 16)) << 1);
+}
+
+static int make_cdt_entry(int p1, int p2, int16_t *cdt)
+{
+ int r, b, lo;
+
+ b = cdt[p2];
+ r = cdt[p1] << 10;
+ lo = b + r;
+ return ((lo + (lo << 16)) << 1);
+}
+
+static void gen_vector_table(TrueMotion1Context *s, uint8_t *sel_vector_table)
+{
+ int len, i, j;
+ unsigned char delta_pair;
+
+ for (i = 0; i < 1024; i += 4)
+ {
+ len = *sel_vector_table++ / 2;
+ for (j = 0; j < len; j++)
+ {
+ delta_pair = *sel_vector_table++;
+ s->y_predictor_table[i+j] = 0xfffffffe &
+ make_ydt_entry(delta_pair >> 4, delta_pair & 0xf, s->ydt);
+ s->c_predictor_table[i+j] = 0xfffffffe &
+ make_cdt_entry(delta_pair >> 4, delta_pair & 0xf, s->cdt);
+ }
+ s->y_predictor_table[i+(j-1)] |= 1;
+ s->c_predictor_table[i+(j-1)] |= 1;
+ }
+}
+
+/* Returns the number of bytes consumed from the bytestream. Returns -1 if
+ * there was an error while decoding the header */
+static int truemotion1_decode_header(TrueMotion1Context *s)
+{
+ int i;
+ struct frame_header header;
+ uint8_t header_buffer[128]; /* logical maximum size of the header */
+ uint8_t *sel_vector_table;
+
+ /* There is 1 change bit per 4 pixels, so each change byte represents
+ * 32 pixels; divide width by 4 to obtain the number of change bits and
+ * then round up to the nearest byte. */
+ s->mb_change_bits_row_size = ((s->avctx->width >> 2) + 7) >> 3;
+
+ header.header_size = ((s->buf[0] >> 5) | (s->buf[0] << 3)) & 0x7f;
+ if (s->buf[0] < 0x10)
+ {
+ printf("invalid header size\n");
+ return -1;
+ }
+
+ /* unscramble the header bytes with a XOR operation */
+ memset(header_buffer, 0, 128);
+ for (i = 1; i < header.header_size; i++)
+ header_buffer[i - 1] = s->buf[i] ^ s->buf[i + 1];
+ header.compression = header_buffer[0];
+ header.deltaset = header_buffer[1];
+ header.vectable = header_buffer[2];
+ header.ysize = LE_16(&header_buffer[3]);
+ header.xsize = LE_16(&header_buffer[5]);
+ header.checksum = LE_16(&header_buffer[7]);
+ header.version = header_buffer[9];
+ header.header_type = header_buffer[10];
+ header.flags = header_buffer[11];
+ header.control = header_buffer[12];
+
+ /* Version 2 */
+ if (header.version >= 2)
+ {
+ if (header.header_type > 3)
+ {
+ av_log(s->avctx, AV_LOG_ERROR, "truemotion1: invalid header type\n");
+ return -1;
+ } else if ((header.header_type == 2) || (header.header_type == 3)) {
+ s->flags = header.flags;
+ if (!(s->flags & FLAG_INTERFRAME))
+ s->flags |= FLAG_KEYFRAME;
+ } else
+ s->flags = FLAG_KEYFRAME;
+ } else /* Version 1 */
+ s->flags = FLAG_KEYFRAME;
+
+ if (s->flags & FLAG_SPRITE) {
+ s->w = header.width;
+ s->h = header.height;
+ s->x = header.xoffset;
+ s->y = header.yoffset;
+ } else {
+ s->w = header.xsize;
+ s->h = header.ysize;
+ if (header.header_type < 2) {
+ if ((s->w < 213) && (s->h >= 176))
+ s->flags |= FLAG_INTERPOLATED;
+ }
+ }
+
+ if (header.compression > 17) {
+ printf("invalid compression type (%d)\n", header.compression);
+ return -1;
+ }
+
+ if ((header.deltaset != s->last_deltaset) ||
+ (header.vectable != s->last_vectable))
+ select_delta_tables(s, header.deltaset);
+
+ if ((header.compression & 1) && header.header_type)
+ sel_vector_table = pc_tbl2;
+ else {
+ if (header.vectable < 4)
+ sel_vector_table = tables[header.vectable - 1];
+ else {
+ printf("invalid vector table id (%d)\n", header.vectable);
+ return -1;
+ }
+ }
+
+ if ((header.deltaset != s->last_deltaset) || (header.vectable != s->last_vectable))
+ {
+ if (compression_types[header.compression].algorithm == ALGO_RGB24H)
+ {
+ printf("24bit compression not yet supported\n");
+ }
+ else
+ gen_vector_table(s, sel_vector_table);
+ }
+
+ /* set up pointers to the other key data chunks */
+ s->mb_change_bits = s->buf + header.header_size;
+ if (s->flags & FLAG_KEYFRAME) {
+ /* no change bits specified for a keyframe; only index bytes */
+ s->index_stream = s->mb_change_bits;
+ } else {
+ /* one change bit per 4x4 block */
+ s->index_stream = s->mb_change_bits +
+ (s->mb_change_bits_row_size * (s->avctx->height >> 2));
+ }
+ s->index_stream_size = s->size - (s->index_stream - s->buf);
+
+ s->last_deltaset = header.deltaset;
+ s->last_vectable = header.vectable;
+ s->compression = header.compression;
+ s->block_width = compression_types[header.compression].block_width;
+ s->block_height = compression_types[header.compression].block_height;
+ s->block_type = compression_types[header.compression].block_type;
+
+ return header.header_size;
+}
+
+static int truemotion1_decode_init(AVCodecContext *avctx)
+{
+ TrueMotion1Context *s = (TrueMotion1Context *)avctx->priv_data;
+
+ s->avctx = avctx;
+
+ avctx->pix_fmt = PIX_FMT_RGB555;
+ avctx->has_b_frames = 0;
+ s->frame.data[0] = s->prev_frame.data[0] = NULL;
+
+ /* there is a vertical predictor for each pixel in a line; each vertical
+ * predictor is 0 to start with */
+ s->vert_pred =
+ (unsigned int *)av_malloc(s->avctx->width * sizeof(unsigned short));
+
+ return 0;
+}
+
+#define GET_NEXT_INDEX() \
+{\
+ if (index_stream_index >= s->index_stream_size) { \
+ printf (" help! truemotion1 decoder went out of bounds\n"); \
+ return; \
+ } \
+ index = s->index_stream[index_stream_index++] * 4; \
+}
+
+#define APPLY_C_PREDICTOR() \
+ predictor_pair = s->c_predictor_table[index]; \
+ horiz_pred += (predictor_pair >> 1); \
+ if (predictor_pair & 1) { \
+ GET_NEXT_INDEX() \
+ if (!index) { \
+ GET_NEXT_INDEX() \
+ predictor_pair = s->c_predictor_table[index]; \
+ horiz_pred += ((predictor_pair >> 1) * 5); \
+ if (predictor_pair & 1) \
+ GET_NEXT_INDEX() \
+ else \
+ index++; \
+ } \
+ } else \
+ index++;
+
+#define APPLY_Y_PREDICTOR() \
+ predictor_pair = s->y_predictor_table[index]; \
+ horiz_pred += (predictor_pair >> 1); \
+ if (predictor_pair & 1) { \
+ GET_NEXT_INDEX() \
+ if (!index) { \
+ GET_NEXT_INDEX() \
+ predictor_pair = s->y_predictor_table[index]; \
+ horiz_pred += ((predictor_pair >> 1) * 5); \
+ if (predictor_pair & 1) \
+ GET_NEXT_INDEX() \
+ else \
+ index++; \
+ } \
+ } else \
+ index++;
+
+#define OUTPUT_PIXEL_PAIR() \
+ *current_pixel_pair = *vert_pred + horiz_pred; \
+ *vert_pred++ = *current_pixel_pair++; \
+ prev_pixel_pair++;
+
+static void truemotion1_decode_16bit(TrueMotion1Context *s)
+{
+ int y;
+ int pixels_left; /* remaining pixels on this line */
+ unsigned int predictor_pair;
+ unsigned int horiz_pred;
+ unsigned int *vert_pred;
+ unsigned int *current_pixel_pair;
+ unsigned int *prev_pixel_pair;
+ unsigned char *current_line = s->frame.data[0];
+ unsigned char *prev_line = s->prev_frame.data[0];
+ int keyframe = s->flags & FLAG_KEYFRAME;
+
+ /* these variables are for managing the stream of macroblock change bits */
+ unsigned char *mb_change_bits = s->mb_change_bits;
+ unsigned char mb_change_byte;
+ unsigned char mb_change_byte_mask;
+ int mb_change_index;
+
+ /* these variables are for managing the main index stream */
+ int index_stream_index = 0; /* yes, the index into the index stream */
+ int index;
+
+ /* clean out the line buffer */
+ memset(s->vert_pred, 0, s->avctx->width * sizeof(unsigned short));
+
+ GET_NEXT_INDEX();
+
+ for (y = 0; y < s->avctx->height; y++) {
+
+ /* re-init variables for the next line iteration */
+ horiz_pred = 0;
+ current_pixel_pair = (unsigned int *)current_line;
+ prev_pixel_pair = (unsigned int *)prev_line;
+ vert_pred = s->vert_pred;
+ mb_change_index = 0;
+ mb_change_byte = mb_change_bits[mb_change_index++];
+ mb_change_byte_mask = 0x01;
+ pixels_left = s->avctx->width;
+
+ while (pixels_left > 0) {
+
+ if (keyframe || ((mb_change_byte & mb_change_byte_mask) == 0)) {
+
+ switch (y & 3) {
+ case 0:
+ /* if macroblock width is 2, apply C-Y-C-Y; else
+ * apply C-Y-Y */
+ if ((s->block_type == BLOCK_2x2) ||
+ (s->block_type == BLOCK_2x4)) {
+ APPLY_C_PREDICTOR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ APPLY_C_PREDICTOR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ } else {
+ APPLY_C_PREDICTOR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ }
+ break;
+
+ case 1:
+ case 3:
+ /* always apply 2 Y predictors on these iterations */
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ break;
+
+ case 2:
+ /* this iteration might be C-Y-C-Y, Y-Y, or C-Y-Y
+ * depending on the macroblock type */
+ if (s->block_type == BLOCK_2x2) {
+ APPLY_C_PREDICTOR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ APPLY_C_PREDICTOR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ } else if (s->block_type == BLOCK_4x2) {
+ APPLY_C_PREDICTOR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ } else {
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ APPLY_Y_PREDICTOR();
+ OUTPUT_PIXEL_PAIR();
+ }
+ break;
+ }
+
+ } else {
+
+ /* skip (copy) four pixels, but reassign the horizontal
+ * predictor */
+ *current_pixel_pair = *prev_pixel_pair++;
+ *vert_pred++ = *current_pixel_pair++;
+ *current_pixel_pair = *prev_pixel_pair++;
+ horiz_pred = *current_pixel_pair - *vert_pred;
+ *vert_pred++ = *current_pixel_pair++;
+
+ }
+
+ if (!keyframe) {
+ mb_change_byte_mask <<= 1;
+
+ /* next byte */
+ if (!mb_change_byte_mask) {
+ mb_change_byte = mb_change_bits[mb_change_index++];
+ mb_change_byte_mask = 0x01;
+ }
+ }
+
+ pixels_left -= 4;
+ }
+
+ /* next change row */
+ if (((y + 1) & 3) == 0)
+ mb_change_bits += s->mb_change_bits_row_size;
+
+ current_line += s->frame.linesize[0];
+ prev_line += s->prev_frame.linesize[0];
+ }
+}
+
+static int truemotion1_decode_frame(AVCodecContext *avctx,
+ void *data, int *data_size,
+ uint8_t *buf, int buf_size)
+{
+ TrueMotion1Context *s = (TrueMotion1Context *)avctx->priv_data;
+
+ s->buf = buf;
+ s->size = buf_size;
+
+ s->frame.reference = 1;
+ if (avctx->get_buffer(avctx, &s->frame) < 0) {
+ fprintf(stderr, "truemotion1: get_buffer() failed\n");
+ return -1;
+ }
+
+ /* no supplementary picture */
+ if (buf_size == 0)
+ return 0;
+
+ *data_size = 0;
+
+ if (truemotion1_decode_header(s) == -1)
+ return -1;
+
+ /* check for a do-nothing frame and copy the previous frame */
+ if (compression_types[s->compression].algorithm == ALGO_NOP)
+ {
+ memcpy(s->frame.data[0], s->prev_frame.data[0],
+ s->frame.linesize[0] * s->avctx->height);
+ } else if (compression_types[s->compression].algorithm == ALGO_RGB24H) {
+ printf (" 24-bit Duck TrueMotion decoding not yet implemented\n");
+ } else {
+ truemotion1_decode_16bit(s);
+ }
+
+ if (s->prev_frame.data[0])
+ avctx->release_buffer(avctx, &s->prev_frame);
+
+ /* shuffle frames */
+ s->prev_frame = s->frame;
+
+ *data_size = sizeof(AVFrame);
+ *(AVFrame*)data = s->frame;
+
+ /* report that the buffer was completely consumed */
+ return buf_size;
+}
+
+static int truemotion1_decode_end(AVCodecContext *avctx)
+{
+ TrueMotion1Context *s = (TrueMotion1Context *)avctx->priv_data;
+
+ /* release the last frame */
+ if (s->prev_frame.data[0])
+ avctx->release_buffer(avctx, &s->prev_frame);
+
+ av_free(s->vert_pred);
+
+ return 0;
+}
+
+AVCodec truemotion1_decoder = {
+ "truemotion1",
+ CODEC_TYPE_VIDEO,
+ CODEC_ID_TRUEMOTION1,
+ sizeof(TrueMotion1Context),
+ truemotion1_decode_init,
+ NULL,
+ truemotion1_decode_end,
+ truemotion1_decode_frame,
+ CODEC_CAP_DR1,
+};
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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+0x8,0x10,0x00,0x00,0x00,
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+0x2,0x66
+};
+
+static uint8_t pc_tbl3[] = {
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+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 };
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 22:53:54 +0000