mirror of https://git.ffmpeg.org/ffmpeg.git
wmv1 support
Originally committed as revision 697 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
parent
f5957f3fe2
commit
0151a6f546
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@ -48,6 +48,8 @@ void avcodec_register_all(void)
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register_avcodec(&msmpeg4v1_encoder);
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register_avcodec(&msmpeg4v2_encoder);
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register_avcodec(&msmpeg4v3_encoder);
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register_avcodec(&wmv1_encoder);
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register_avcodec(&wmv2_encoder);
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#endif /* CONFIG_ENCODERS */
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register_avcodec(&rawvideo_codec);
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@ -59,6 +61,7 @@ void avcodec_register_all(void)
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register_avcodec(&msmpeg4v2_decoder);
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register_avcodec(&msmpeg4v3_decoder);
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register_avcodec(&wmv1_decoder);
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register_avcodec(&wmv2_decoder);
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register_avcodec(&mpeg_decoder);
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register_avcodec(&h263i_decoder);
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register_avcodec(&rv10_decoder);
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@ -329,6 +329,8 @@ extern AVCodec mpeg4_encoder;
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extern AVCodec msmpeg4v1_encoder;
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extern AVCodec msmpeg4v2_encoder;
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extern AVCodec msmpeg4v3_encoder;
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extern AVCodec wmv1_encoder;
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extern AVCodec wmv2_encoder;
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extern AVCodec h263_decoder;
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extern AVCodec mpeg4_decoder;
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@ -336,6 +338,7 @@ extern AVCodec msmpeg4v1_decoder;
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extern AVCodec msmpeg4v2_decoder;
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extern AVCodec msmpeg4v3_decoder;
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extern AVCodec wmv1_decoder;
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extern AVCodec wmv2_decoder;
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extern AVCodec mpeg_decoder;
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extern AVCodec h263i_decoder;
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extern AVCodec rv10_decoder;
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@ -41,6 +41,10 @@ enum OutputFormat {
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#define ME_MAP_SHIFT 3
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#define ME_MAP_MV_BITS 11
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/* run length table */
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#define MAX_RUN 64
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#define MAX_LEVEL 64
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typedef struct Predictor{
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double coeff;
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double count;
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@ -143,6 +147,8 @@ typedef struct MpegEncContext {
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int last_dc[3]; /* last DC values for MPEG1 */
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INT16 *dc_val[3]; /* used for mpeg4 DC prediction, all 3 arrays must be continuous */
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int y_dc_scale, c_dc_scale;
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UINT8 *y_dc_scale_table; /* qscale -> y_dc_scale table */
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UINT8 *c_dc_scale_table; /* qscale -> c_dc_scale table */
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UINT8 *coded_block; /* used for coded block pattern prediction (msmpeg4v3, wmv1)*/
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INT16 (*ac_val[3])[16]; /* used for for mpeg4 AC prediction, all 3 arrays must be continuous */
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int ac_pred;
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@ -376,7 +382,18 @@ typedef struct MpegEncContext {
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int slice_height; /* in macroblocks */
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int first_slice_line; /* used in mpeg4 too to handle resync markers */
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int flipflop_rounding;
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int msmpeg4_version; /* 0=not msmpeg4, 1=mp41, 2=mp42, 3=mp43/divx3 */
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int msmpeg4_version; /* 0=not msmpeg4, 1=mp41, 2=mp42, 3=mp43/divx3 4=wmv1/7 5=wmv2/8*/
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int per_mb_rl_table;
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int esc3_level_length;
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int esc3_run_length;
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UINT8 *inter_scantable;
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UINT8 *intra_scantable;
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UINT8 *intra_v_scantable;
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UINT8 *intra_h_scantable;
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/* [mb_intra][isChroma][level][run][last] */
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int ac_stats[2][2][MAX_LEVEL+1][MAX_RUN+1][2];
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/* decompression specific */
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GetBitContext gb;
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@ -452,19 +469,16 @@ void ff_fix_long_b_mvs(MpegEncContext * s, int16_t (*mv_table)[2], int f_code, i
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/* mpeg12.c */
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extern INT16 default_intra_matrix[64];
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extern INT16 default_non_intra_matrix[64];
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extern UINT8 ff_mpeg1_dc_scale_table[128];
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void mpeg1_encode_picture_header(MpegEncContext *s, int picture_number);
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void mpeg1_encode_mb(MpegEncContext *s,
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DCTELEM block[6][64],
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int motion_x, int motion_y);
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void mpeg1_encode_init(MpegEncContext *s);
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void ff_mpeg1_encode_init(MpegEncContext *s);
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/* h263enc.c */
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/* run length table */
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#define MAX_RUN 64
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#define MAX_LEVEL 64
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typedef struct RLTable {
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int n; /* number of entries of table_vlc minus 1 */
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int last; /* number of values for last = 0 */
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@ -491,6 +505,8 @@ static inline int get_rl_index(const RLTable *rl, int last, int run, int level)
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return index + level - 1;
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}
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extern UINT8 ff_mpeg4_y_dc_scale_table[32];
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extern UINT8 ff_mpeg4_c_dc_scale_table[32];
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void h263_encode_mb(MpegEncContext *s,
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DCTELEM block[6][64],
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int motion_x, int motion_y);
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@ -499,7 +515,6 @@ void mpeg4_encode_mb(MpegEncContext *s,
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int motion_x, int motion_y);
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void h263_encode_picture_header(MpegEncContext *s, int picture_number);
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int h263_encode_gob_header(MpegEncContext * s, int mb_line);
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void h263_dc_scale(MpegEncContext *s);
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INT16 *h263_pred_motion(MpegEncContext * s, int block,
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int *px, int *py);
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void mpeg4_pred_ac(MpegEncContext * s, INT16 *block, int n,
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@ -523,6 +538,7 @@ void ff_mpeg4_clean_buffers(MpegEncContext *s);
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void ff_mpeg4_stuffing(PutBitContext * pbc);
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void ff_mpeg4_init_partitions(MpegEncContext *s);
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void ff_mpeg4_merge_partitions(MpegEncContext *s);
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extern inline int ff_mpeg4_pred_dc(MpegEncContext * s, int n, UINT16 **dc_val_ptr, int *dir_ptr);
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/* rv10.c */
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void rv10_encode_picture_header(MpegEncContext *s, int picture_number);
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@ -538,8 +554,8 @@ int msmpeg4_decode_picture_header(MpegEncContext * s);
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int msmpeg4_decode_ext_header(MpegEncContext * s, int buf_size);
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int msmpeg4_decode_mb(MpegEncContext *s,
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DCTELEM block[6][64]);
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int msmpeg4_decode_init_vlc(MpegEncContext *s);
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void ff_old_msmpeg4_dc_scale(MpegEncContext *s);
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int ff_msmpeg4_decode_init(MpegEncContext *s);
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void ff_msmpeg4_encode_init(MpegEncContext *s);
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/* mjpegenc.c */
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@ -578,8 +578,8 @@ extern const UINT8 mvtab[33][2];
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extern const UINT8 intra_MCBPC_code[8];
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extern const UINT8 intra_MCBPC_bits[8];
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extern const UINT8 inter_MCBPC_code[8];
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extern const UINT8 inter_MCBPC_bits[8];
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extern const UINT8 inter_MCBPC_code[25];
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extern const UINT8 inter_MCBPC_bits[25];
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#define NB_RL_TABLES 6
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@ -1761,6 +1761,17 @@ static const UINT8 table1_mvy[1099] = {
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34, 28, 21,
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};
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/* motion vector table */
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typedef struct MVTable {
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int n;
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const UINT16 *table_mv_code;
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const UINT8 *table_mv_bits;
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const UINT8 *table_mvx;
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const UINT8 *table_mvy;
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UINT16 *table_mv_index; /* encoding: convert mv to index in table_mv */
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VLC vlc; /* decoding: vlc */
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} MVTable;
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static MVTable mv_tables[2] = {
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{
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1099,
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@ -1786,3 +1797,73 @@ static const UINT8 v2_mb_type[8][2] = {
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static const UINT8 v2_intra_cbpc[4][2] = {
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{1, 1}, {0, 3}, {1, 3}, {1, 2},
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};
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static UINT8 wmv1_y_dc_scale_table[32]={
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// 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31
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0, 8, 8, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21
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};
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static UINT8 wmv1_c_dc_scale_table[32]={
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// 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31
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0, 8, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21,22
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};
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static UINT8 old_ff_y_dc_scale_table[32]={
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// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
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0, 8, 8, 8, 8,10,12,14,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39
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};
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static UINT8 old_ff_c_dc_scale_table[32]={
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// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
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0, 8, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21,22
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};
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#define WMV1_SCANTABLE_COUNT 4
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static UINT8 wmv1_scantable00[64]= {
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0x00, 0x08, 0x01, 0x02, 0x09, 0x10, 0x18, 0x11,
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0x0A, 0x03, 0x04, 0x0B, 0x12, 0x19, 0x20, 0x28,
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0x30, 0x38, 0x29, 0x21, 0x1A, 0x13, 0x0C, 0x05,
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0x06, 0x0D, 0x14, 0x1B, 0x22, 0x31, 0x39, 0x3A,
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0x32, 0x2A, 0x23, 0x1C, 0x15, 0x0E, 0x07, 0x0F,
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0x16, 0x1D, 0x24, 0x2B, 0x33, 0x3B, 0x3C, 0x34,
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0x2C, 0x25, 0x1E, 0x17, 0x1F, 0x26, 0x2D, 0x35,
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0x3D, 0x3E, 0x36, 0x2E, 0x27, 0x2F, 0x37, 0x3F,
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};
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static UINT8 wmv1_scantable01[64]= {
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0x00, 0x08, 0x01, 0x02, 0x09, 0x10, 0x18, 0x11,
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0x0A, 0x03, 0x04, 0x0B, 0x12, 0x19, 0x20, 0x28,
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0x21, 0x30, 0x1A, 0x13, 0x0C, 0x05, 0x06, 0x0D,
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0x14, 0x1B, 0x22, 0x29, 0x38, 0x31, 0x39, 0x2A,
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0x23, 0x1C, 0x15, 0x0E, 0x07, 0x0F, 0x16, 0x1D,
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0x24, 0x2B, 0x32, 0x3A, 0x33, 0x3B, 0x2C, 0x25,
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0x1E, 0x17, 0x1F, 0x26, 0x2D, 0x34, 0x3C, 0x35,
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0x3D, 0x2E, 0x27, 0x2F, 0x36, 0x3E, 0x37, 0x3F,
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};
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static UINT8 wmv1_scantable02[64]= {
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0x00, 0x01, 0x08, 0x02, 0x03, 0x09, 0x10, 0x18,
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0x11, 0x0A, 0x04, 0x05, 0x0B, 0x12, 0x19, 0x20,
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0x28, 0x30, 0x21, 0x1A, 0x13, 0x0C, 0x06, 0x07,
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0x0D, 0x14, 0x1B, 0x22, 0x29, 0x38, 0x31, 0x39,
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0x2A, 0x23, 0x1C, 0x15, 0x0E, 0x0F, 0x16, 0x1D,
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0x24, 0x2B, 0x32, 0x3A, 0x33, 0x2C, 0x25, 0x1E,
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0x17, 0x1F, 0x26, 0x2D, 0x34, 0x3B, 0x3C, 0x35,
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0x2E, 0x27, 0x2F, 0x36, 0x3D, 0x3E, 0x37, 0x3F,
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};
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static UINT8 wmv1_scantable03[64]= {
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0x00, 0x08, 0x10, 0x01, 0x18, 0x20, 0x28, 0x09,
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0x02, 0x03, 0x0A, 0x11, 0x19, 0x30, 0x38, 0x29,
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0x21, 0x1A, 0x12, 0x0B, 0x04, 0x05, 0x0C, 0x13,
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0x1B, 0x22, 0x31, 0x39, 0x32, 0x2A, 0x23, 0x1C,
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0x14, 0x0D, 0x06, 0x07, 0x0E, 0x15, 0x1D, 0x24,
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0x2B, 0x33, 0x3A, 0x3B, 0x34, 0x2C, 0x25, 0x1E,
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0x16, 0x0F, 0x17, 0x1F, 0x26, 0x2D, 0x3C, 0x35,
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0x2E, 0x27, 0x2F, 0x36, 0x3D, 0x3E, 0x37, 0x3F,
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};
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static UINT8 *wmv1_scantable[WMV1_SCANTABLE_COUNT+1]={
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wmv1_scantable00,
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wmv1_scantable01,
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wmv1_scantable02,
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wmv1_scantable03,
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};
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