mirror of
https://github.com/mpv-player/mpv
synced 2025-02-11 15:24:30 +01:00
the RoQ video decoder is so very close to working, I can almost taste it
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@5183 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
parent
5ea5463e0e
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410
roqav.c
410
roqav.c
@ -1,9 +1,9 @@
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/*
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RoQ A/V decoder for the MPlayer program
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by Mike Melanson
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based on Dr. Tim Ferguson's RoQ document and accompanying source
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code found at:
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http://www.csse.monash.edu.au/~timf/videocodec.html
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RoQ A/V decoder for the MPlayer program
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by Mike Melanson
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based on Dr. Tim Ferguson's RoQ document and accompanying source
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code found at:
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http://www.csse.monash.edu.au/~timf/videocodec.html
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*/
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#include <stdio.h>
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@ -39,6 +39,16 @@ typedef struct
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// chrominance components
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unsigned char u, v;
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// these variables are for rendering a doublesized 8x8 block; e.g.:
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// v2_y_rows12 = [y0 y0 y1 y1]
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// v2_y_rows34 = [y2 y2 y3 y3]
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unsigned long v2d_y_rows_12;
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unsigned long v2d_y_rows_34;
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// ex: v2_u_row1 = [u u]
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// v2_v_row2 = [v v]
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unsigned short v2d_u_rows_12;
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unsigned short v2d_v_rows_12;
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// maintain separate bytes for the luminance values as well
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unsigned char y0, y1, y2, y3;
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} roq_v2_codebook;
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@ -46,41 +56,7 @@ typedef struct
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// codebook entry for 4x4 vector
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typedef struct
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{
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// these variables are for rendering a 4x4 block built from 4 2x2
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// vectors [va vb vc vd]; e.g.:
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// v4_y_row1 = [va.y0 va.y1 vb.y0 vb.y1]
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// v4_y_row4 = [vc.y2 vc.y3 vd.y2 vd.y3]
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unsigned long v4_y_row1;
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unsigned long v4_y_row2;
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unsigned long v4_y_row3;
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unsigned long v4_y_row4;
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// ex: v4_u_row1 = [va.u vb.u]
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// v4_u_row2 = [vc.u vd.u]
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unsigned short v4_u_row1;
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unsigned short v4_u_row2;
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unsigned short v4_v_row1;
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unsigned short v4_v_row2;
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// these variables are for rendering a 4x4 block doublesized to an
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// 8x8 block
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// ex: v4d_y_rows_12_l contains the 4 luminance values used to paint
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// the left half (4 pixels) of rows 1 and 2 of the 8x8 block, which
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// will be comprised from the original 2x2 vectors as
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// [va.y0 va.y0 va.y1 va.y1]
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unsigned long v4d_y_rows_12_l;
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unsigned long v4d_y_rows_12_r;
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unsigned long v4d_y_rows_34_l;
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unsigned long v4d_y_rows_34_r;
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unsigned long v4d_y_rows_56_l;
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unsigned long v4d_y_rows_56_r;
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unsigned long v4d_y_rows_78_l;
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unsigned long v4d_y_rows_78_r;
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// doublesized chrominance values
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// ex: v4d_u_rows_12 = [va.u va.u vb.u vb.u]
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unsigned long v4d_u_rows_12;
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unsigned long v4d_u_rows_34;
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unsigned long v4d_v_rows_12;
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unsigned long v4d_v_rows_34;
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unsigned char v2_index[4];
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} roq_v4_codebook;
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typedef struct
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@ -97,56 +73,85 @@ inline void prep_v2(roq_v2_codebook *v2)
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{
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v2->v2_y_u = be2me_16((v2->y0 << 8) | v2->y1);
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v2->v2_y_l = be2me_16((v2->y2 << 8) | v2->y3);
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v2->v2d_y_rows_12 = be2me_32((v2->y0 << 24) | (v2->y0 << 16) |
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(v2->y1 << 8) | v2->y1);
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v2->v2d_y_rows_34 = be2me_32((v2->y2 << 24) | (v2->y2 << 16) |
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(v2->y3 << 8) | v2->y3);
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// no reason to swap these for endianness since they're the same bytes
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v2->v2d_u_rows_12 = (v2->u << 8) | v2->u;
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v2->v2d_v_rows_12 = (v2->v << 8) | v2->v;
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}
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// This function fills in the missing information for a v4 vector based
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// on 4 v2 indices.
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void prep_v4(roq_v4_codebook *v4,
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roq_v2_codebook *v2_a, roq_v2_codebook *v2_b,
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roq_v2_codebook *v2_c, roq_v2_codebook *v2_d)
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inline void paint_v2double_block(
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unsigned char *y_plane,
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unsigned char *u_plane,
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unsigned char *v_plane,
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roq_v2_codebook *v2,
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unsigned int y_stride,
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unsigned int u_stride,
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unsigned int v_stride)
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{
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// fill in the v4 variables
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v4->v4_y_row1 = be2me_32((v2_a->v2_y_u << 16) | v2_b->v2_y_u);
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v4->v4_y_row2 = be2me_32((v2_a->v2_y_l << 16) | v2_b->v2_y_l);
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v4->v4_y_row3 = be2me_32((v2_c->v2_y_u << 16) | v2_d->v2_y_u);
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v4->v4_y_row4 = be2me_32((v2_c->v2_y_l << 16) | v2_d->v2_y_l);
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// render the luminance components
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*(unsigned int *)y_plane = v2->v2d_y_rows_12;
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y_plane += y_stride;
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*(unsigned int *)y_plane = v2->v2d_y_rows_12;
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y_plane += y_stride;
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*(unsigned int *)y_plane = v2->v2d_y_rows_34;
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y_plane += y_stride;
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*(unsigned int *)y_plane = v2->v2d_y_rows_34;
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v4->v4_u_row1 = be2me_16((v2_a->u << 8) | v2_b->u);
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v4->v4_u_row2 = be2me_16((v2_c->u << 8) | v2_d->u);
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// render the color planes
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*(unsigned short *)u_plane = v2->v2d_u_rows_12;
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u_plane += u_stride;
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*(unsigned short *)u_plane = v2->v2d_u_rows_12;
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v4->v4_v_row1 = be2me_16((v2_a->v << 8) | v2_b->v);
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v4->v4_v_row2 = be2me_16((v2_c->v << 8) | v2_d->v);
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*(unsigned short *)v_plane = v2->v2d_v_rows_12;
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v_plane += v_stride;
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*(unsigned short *)v_plane = v2->v2d_v_rows_12;
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}
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// fill in the doublesized v4 variables
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v4->v4d_y_rows_12_l = be2me_32((v2_a->y0 << 24) | (v2_a->y0 << 16) |
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(v2_a->y1 << 8) | v2_a->y1);
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v4->v4d_y_rows_12_r = be2me_32((v2_b->y0 << 24) | (v2_b->y0 << 16) |
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(v2_b->y1 << 8) | v2_b->y1);
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inline void paint_v4_block(
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unsigned char *y_plane,
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unsigned char *u_plane,
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unsigned char *v_plane,
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unsigned int y_stride,
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unsigned int u_stride,
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unsigned int v_stride,
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roq_v2_codebook *v2_a,
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roq_v2_codebook *v2_b,
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roq_v2_codebook *v2_c,
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roq_v2_codebook *v2_d)
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{
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// render luminance components
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((unsigned short *)y_plane)[0] = v2_a->v2_y_u;
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((unsigned short *)y_plane)[1] = v2_b->v2_y_u;
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v4->v4d_y_rows_34_l = be2me_32((v2_a->y2 << 24) | (v2_a->y2 << 16) |
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(v2_a->y3 << 8) | v2_a->y3);
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v4->v4d_y_rows_34_r = be2me_32((v2_b->y2 << 24) | (v2_b->y2 << 16) |
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(v2_b->y3 << 8) | v2_b->y3);
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y_plane += y_stride;
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((unsigned short *)y_plane)[0] = v2_a->v2_y_l;
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((unsigned short *)y_plane)[1] = v2_b->v2_y_l;
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v4->v4d_y_rows_56_l = be2me_32((v2_c->y0 << 24) | (v2_c->y0 << 16) |
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(v2_c->y1 << 8) | v2_c->y1);
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v4->v4d_y_rows_56_r = be2me_32((v2_d->y0 << 24) | (v2_d->y0 << 16) |
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(v2_d->y1 << 8) | v2_d->y1);
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y_plane += y_stride;
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((unsigned short *)y_plane)[0] = v2_c->v2_y_u;
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((unsigned short *)y_plane)[1] = v2_d->v2_y_u;
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v4->v4d_y_rows_78_l = be2me_32((v2_c->y2 << 24) | (v2_c->y2 << 16) |
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(v2_d->y3 << 8) | v2_d->y3);
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v4->v4d_y_rows_78_r = be2me_32((v2_c->y2 << 24) | (v2_c->y2 << 16) |
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(v2_d->y3 << 8) | v2_d->y3);
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y_plane += y_stride;
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((unsigned short *)y_plane)[0] = v2_c->v2_y_l;
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((unsigned short *)y_plane)[1] = v2_d->v2_y_l;
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v4->v4d_u_rows_12 = be2me_32((v2_a->u << 24) | (v2_a->u << 16) |
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(v2_b->u << 8) | v2_b->u);
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v4->v4d_u_rows_34 = be2me_32((v2_c->u << 24) | (v2_c->u << 16) |
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(v2_d->u << 8) | v2_d->u);
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// render the color planes
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u_plane[0] = v2_a->u;
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u_plane[1] = v2_b->u;
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u_plane += u_stride;
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u_plane[0] = v2_c->u;
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u_plane[1] = v2_d->u;
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v4->v4d_v_rows_12 = be2me_32((v2_a->v << 24) | (v2_a->v << 16) |
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(v2_b->v << 8) | v2_b->v);
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v4->v4d_v_rows_34 = be2me_32((v2_c->v << 24) | (v2_c->v << 16) |
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(v2_d->v << 8) | v2_d->v);
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v_plane[0] = v2_a->v;
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v_plane[1] = v2_b->v;
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v_plane += v_stride;
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v_plane[0] = v2_c->v;
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v_plane[1] = v2_d->v;
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}
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// This function copies the 4x4 block from the prev_*_planes to the
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@ -164,7 +169,7 @@ inline void copy_4x4_block(
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{
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int i;
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// copy over the luminance components (4 rows, 2 uints each)
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// copy over the luminance components (4 rows, 1 uint each)
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for (i = 0; i < 4; i++)
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{
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*(unsigned int *)y_plane = *(unsigned int *)prev_y_plane;
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@ -177,8 +182,10 @@ inline void copy_4x4_block(
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{
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*(unsigned short*)u_plane = *(unsigned short*)prev_u_plane;
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u_plane += u_stride;
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prev_u_plane += u_stride;
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*(unsigned short*)v_plane = *(unsigned short*)prev_v_plane;
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v_plane += v_stride;
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prev_v_plane += v_stride;
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}
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}
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@ -211,8 +218,10 @@ inline void copy_8x8_block(
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{
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*(unsigned int*)u_plane = *(unsigned int*)prev_u_plane;
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u_plane += u_stride;
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prev_u_plane += u_stride;
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*(unsigned int*)v_plane = *(unsigned int*)prev_v_plane;
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v_plane += v_stride;
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prev_v_plane += v_stride;
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}
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}
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@ -220,7 +229,7 @@ inline void copy_8x8_block(
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void *roq_decode_video_init(void)
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{
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roqvideo_info *info =
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(roqvideo_info *)malloc(sizeof(roqvideo_info));
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(roqvideo_info *)calloc(sizeof(roqvideo_info), 1);
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info->prev_frame = NULL;
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@ -269,24 +278,22 @@ void roq_decode_video(void *context, unsigned char *encoded,
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roqvideo_info *info = (roqvideo_info *)context;
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int stream_ptr = 0;
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int i, j, k;
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int i, j;
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int chunk_length;
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int v2_count;
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int v4_count;
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int v2_ia, v2_ib, v2_ic, v2_id;
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int roq_code;
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unsigned int current_roq_codeword = EMPTY_ROQ_CODEWORD;
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unsigned char argument = 0;
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int mean_motion_x;
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int mean_motion_y;
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char mean_motion_x;
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char mean_motion_y;
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int mx, my; // for calculating the motion vector
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int mblock_x = 0;
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int mblock_y = 0;
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int quad8_x, quad8_y; // for pointing to 8x8 blocks in a macroblock
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int quad4_x, quad4_y; // for pointing to 4x4 blocks in an 8x8 block
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int quad2_x, quad2_y; // for pointing to 2x2 blocks in a 4x4 block
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unsigned char *y_plane;
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unsigned char *u_plane;
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@ -299,10 +306,6 @@ void roq_decode_video(void *context, unsigned char *encoded,
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unsigned int v_stride = mpi->stride[2];
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roq_v4_codebook v4;
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roq_v2_codebook v2;
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int debugger = 0;
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// make sure the encoded chunk is of minimal acceptable length
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if (encoded_size < 8)
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@ -322,8 +325,6 @@ int debugger = 0;
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if (LE_16(&encoded[stream_ptr]) == RoQ_QUAD_CODEBOOK)
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{
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if (debugger)
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printf ("parsing codebook\n");
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stream_ptr += 2;
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chunk_length = LE_32(&encoded[stream_ptr]);
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stream_ptr += 4;
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@ -370,28 +371,31 @@ printf ("parsing codebook\n");
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// load the 4x4 vectors
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for (i = 0; i < v4_count; i++)
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{
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v2_ia = encoded[stream_ptr++];
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v2_ib = encoded[stream_ptr++];
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v2_ic = encoded[stream_ptr++];
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v2_id = encoded[stream_ptr++];
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prep_v4(&info->v4[i], &info->v2[v2_ia], &info->v2[v2_ib],
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&info->v2[v2_ic], &info->v2[v2_id]);
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info->v4[i].v2_index[0] = encoded[stream_ptr++];
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info->v4[i].v2_index[1] = encoded[stream_ptr++];
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info->v4[i].v2_index[2] = encoded[stream_ptr++];
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info->v4[i].v2_index[3] = encoded[stream_ptr++];
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}
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}
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if (LE_16(&encoded[stream_ptr]) == RoQ_QUAD_VQ)
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{
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if (debugger)
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printf ("parsing quad vq\n");
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stream_ptr += 2;
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chunk_length = LE_32(&encoded[stream_ptr]);
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stream_ptr += 4;
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mean_motion_y = encoded[stream_ptr++];
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mean_motion_x = encoded[stream_ptr++];
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if (debugger){
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for (i = 0; i < 16; i++)
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printf (" %02X", encoded[stream_ptr + i]);
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printf("\n");}
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// start by copying entire previous frame
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if (info->prev_frame)
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{
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memcpy(mpi->planes[0], info->prev_frame->planes[0],
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mpi->width * mpi->height);
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memcpy(mpi->planes[1], info->prev_frame->planes[1],
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(mpi->width * mpi->height) / 4);
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memcpy(mpi->planes[2], info->prev_frame->planes[2],
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(mpi->width * mpi->height) / 4);
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}
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// iterate through the 16x16 macroblocks
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for (mblock_y = 0; mblock_y < mpi->height; mblock_y += 16)
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@ -413,33 +417,11 @@ printf("\n");}
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// decide how to handle this 8x8 quad
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FETCH_NEXT_CODE();
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if (debugger)
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printf (" (%d, %d), %d\n", quad8_x, quad8_y, roq_code);
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switch(roq_code)
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{
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// 8x8 block is painted with the same block as the last frame
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// 8x8 block is the same as in the previous frame;
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// skip it
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case 0:
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CHECK_PREV_FRAME();
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// prepare the pointers to the planes in the previous frame
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prev_y_plane = info->prev_frame->planes[0] +
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quad8_y * y_stride + quad8_x;
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prev_u_plane = info->prev_frame->planes[1] +
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(quad8_y / 2) * u_stride + (quad8_x / 2);
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prev_v_plane = info->prev_frame->planes[2] +
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(quad8_y / 2) * v_stride + (quad8_x / 2);
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// sanity check before rendering
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copy_8x8_block(
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y_plane,
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u_plane,
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v_plane,
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prev_y_plane,
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prev_u_plane,
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prev_v_plane,
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y_stride,
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u_stride,
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v_stride
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);
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break;
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// 8x8 block is painted with an 8x8 block from the last frame
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@ -479,58 +461,33 @@ printf (" (%d, %d), %d\n", quad8_x, quad8_y, roq_code);
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case 2:
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FETCH_NEXT_ARGUMENT();
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v4 = info->v4[argument];
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if (debugger)
|
||||
printf (" vector: %d, %08X %08X %08X %08X %08X %08X\n", argument,
|
||||
v4.v4d_y_rows_12_l, v4.v4d_y_rows_12_r,
|
||||
v4.v4d_y_rows_34_l, v4.v4d_y_rows_34_r,
|
||||
v4.v4d_u_rows_12, v4.v4d_u_rows_34);
|
||||
|
||||
// sanity check before rendering
|
||||
// take care of the 8 luminance rows
|
||||
((unsigned int*)y_plane)[0] = v4.v4d_y_rows_12_l;
|
||||
((unsigned int*)y_plane)[1] = v4.v4d_y_rows_12_r;
|
||||
y_plane += y_stride;
|
||||
((unsigned int*)y_plane)[0] = v4.v4d_y_rows_12_l;
|
||||
((unsigned int*)y_plane)[1] = v4.v4d_y_rows_12_r;
|
||||
// iterate through 4 4x4 blocks
|
||||
for (j = 0; j < 4; j++)
|
||||
{
|
||||
quad4_x = quad8_x;
|
||||
quad4_y = quad8_y;
|
||||
if (j & 0x01) quad4_x += 4;
|
||||
if (j & 0x02) quad4_y += 4;
|
||||
|
||||
y_plane += y_stride;
|
||||
((unsigned int*)y_plane)[0] = v4.v4d_y_rows_34_l;
|
||||
((unsigned int*)y_plane)[1] = v4.v4d_y_rows_34_r;
|
||||
y_plane += y_stride;
|
||||
((unsigned int*)y_plane)[0] = v4.v4d_y_rows_34_l;
|
||||
((unsigned int*)y_plane)[1] = v4.v4d_y_rows_34_r;
|
||||
|
||||
y_plane += y_stride;
|
||||
((unsigned int*)y_plane)[0] = v4.v4d_y_rows_56_l;
|
||||
((unsigned int*)y_plane)[1] = v4.v4d_y_rows_56_r;
|
||||
y_plane += y_stride;
|
||||
((unsigned int*)y_plane)[0] = v4.v4d_y_rows_56_l;
|
||||
((unsigned int*)y_plane)[1] = v4.v4d_y_rows_56_r;
|
||||
|
||||
y_plane += y_stride;
|
||||
((unsigned int*)y_plane)[0] = v4.v4d_y_rows_78_l;
|
||||
((unsigned int*)y_plane)[1] = v4.v4d_y_rows_78_r;
|
||||
y_plane += y_stride;
|
||||
((unsigned int*)y_plane)[0] = v4.v4d_y_rows_78_l;
|
||||
((unsigned int*)y_plane)[1] = v4.v4d_y_rows_78_r;
|
||||
|
||||
// then the 4 U & V chrominance rows
|
||||
*(unsigned int*)u_plane = v4.v4d_u_rows_12;
|
||||
u_plane += u_stride;
|
||||
*(unsigned int*)u_plane = v4.v4d_u_rows_12;
|
||||
u_plane += u_stride;
|
||||
*(unsigned int*)u_plane = v4.v4d_u_rows_34;
|
||||
u_plane += u_stride;
|
||||
*(unsigned int*)u_plane = v4.v4d_u_rows_34;
|
||||
|
||||
*(unsigned int*)v_plane = v4.v4d_v_rows_12;
|
||||
v_plane += v_stride;
|
||||
*(unsigned int*)v_plane = v4.v4d_v_rows_12;
|
||||
v_plane += v_stride;
|
||||
*(unsigned int*)v_plane = v4.v4d_v_rows_34;
|
||||
v_plane += v_stride;
|
||||
*(unsigned int*)v_plane = v4.v4d_v_rows_34;
|
||||
// set up the planes
|
||||
y_plane = mpi->planes[0] + quad4_y * y_stride + quad4_x;
|
||||
u_plane = mpi->planes[1] +
|
||||
(quad4_y / 2) * u_stride + (quad4_x / 2);
|
||||
v_plane = mpi->planes[2] +
|
||||
(quad4_y / 2) * v_stride + (quad4_x / 2);
|
||||
|
||||
paint_v2double_block(
|
||||
y_plane,
|
||||
u_plane,
|
||||
v_plane,
|
||||
&info->v2[v4.v2_index[j]],
|
||||
y_stride,
|
||||
u_stride,
|
||||
v_stride
|
||||
);
|
||||
}
|
||||
break;
|
||||
|
||||
// 8x8 block is broken down into 4 4x4 blocks and painted using
|
||||
@ -553,34 +510,11 @@ printf (" vector: %d, %08X %08X %08X %08X %08X %08X\n", argument,
|
||||
|
||||
// decide how to handle this 4x4 quad
|
||||
FETCH_NEXT_CODE();
|
||||
if (debugger)
|
||||
printf (" (%d, %d), %d\n", quad4_x, quad4_y, roq_code);
|
||||
switch(roq_code)
|
||||
{
|
||||
// 4x4 block is the same as in the previous frame
|
||||
// 4x4 block is the same as in the previous frame;
|
||||
// skip it
|
||||
case 0:
|
||||
CHECK_PREV_FRAME();
|
||||
|
||||
// prepare the pointers to the planes in the previous frame
|
||||
prev_y_plane = info->prev_frame->planes[0] +
|
||||
quad4_y * y_stride + quad4_x;
|
||||
prev_u_plane = info->prev_frame->planes[1] +
|
||||
(quad4_y / 2) * u_stride + (quad4_x / 2);
|
||||
prev_v_plane = info->prev_frame->planes[2] +
|
||||
(quad4_y / 2) * v_stride + (quad4_x / 2);
|
||||
|
||||
// sanity check before rendering
|
||||
copy_4x4_block(
|
||||
y_plane,
|
||||
u_plane,
|
||||
v_plane,
|
||||
prev_y_plane,
|
||||
prev_u_plane,
|
||||
prev_v_plane,
|
||||
y_stride,
|
||||
u_stride,
|
||||
v_stride
|
||||
);
|
||||
break;
|
||||
|
||||
// 4x4 block is motion compensated from the previous frame
|
||||
@ -619,59 +553,39 @@ printf (" (%d, %d), %d\n", quad4_x, quad4_y, roq_code);
|
||||
FETCH_NEXT_ARGUMENT();
|
||||
v4 = info->v4[argument];
|
||||
|
||||
// copy the 4 luminance rows
|
||||
*(unsigned int*)y_plane = v4.v4_y_row1;
|
||||
y_plane += y_stride;
|
||||
*(unsigned int*)y_plane = v4.v4_y_row2;
|
||||
y_plane += y_stride;
|
||||
*(unsigned int*)y_plane = v4.v4_y_row3;
|
||||
y_plane += y_stride;
|
||||
*(unsigned int*)y_plane = v4.v4_y_row4;
|
||||
|
||||
// copy the U & V chrominance rows
|
||||
*(unsigned short*)u_plane = v4.v4_u_row1;
|
||||
u_plane += u_stride;
|
||||
*(unsigned short*)u_plane = v4.v4_u_row2;
|
||||
|
||||
*(unsigned short*)v_plane = v4.v4_v_row1;
|
||||
v_plane += v_stride;
|
||||
*(unsigned short*)v_plane = v4.v4_v_row2;
|
||||
|
||||
paint_v4_block(
|
||||
y_plane,
|
||||
u_plane,
|
||||
v_plane,
|
||||
y_stride,
|
||||
u_stride,
|
||||
v_stride,
|
||||
&info->v2[v4.v2_index[0]],
|
||||
&info->v2[v4.v2_index[1]],
|
||||
&info->v2[v4.v2_index[2]],
|
||||
&info->v2[v4.v2_index[3]]);
|
||||
break;
|
||||
|
||||
// 4x4 block is built from 4 2x2 vectors
|
||||
case 3:
|
||||
// iterate through 4 2x2 blocks
|
||||
for (k = 0; k < 4; k++)
|
||||
if (stream_ptr + 4 > encoded_size)
|
||||
{
|
||||
quad2_x = quad4_x;
|
||||
quad2_y = quad4_y;
|
||||
if (k & 0x01) quad2_x += 2;
|
||||
if (k & 0x02) quad2_y += 2;
|
||||
|
||||
// set up the planes
|
||||
y_plane = mpi->planes[0] + quad2_y * y_stride + quad2_x;
|
||||
u_plane = mpi->planes[1] +
|
||||
(quad2_y / 2) * u_stride + (quad2_x / 2);
|
||||
v_plane = mpi->planes[2] +
|
||||
(quad2_y / 2) * v_stride + (quad2_x / 2);
|
||||
|
||||
// fetch the next index into the v2 vector table
|
||||
FETCH_NEXT_ARGUMENT();
|
||||
if (debugger)
|
||||
printf (" (%d, %d), %d\n", quad2_x, quad2_y, argument);
|
||||
v2 = info->v2[argument];
|
||||
|
||||
// copy the luminance components
|
||||
*(unsigned short*)y_plane = v2.v2_y_u;
|
||||
y_plane += y_stride;
|
||||
*(unsigned short*)y_plane = v2.v2_y_l;
|
||||
|
||||
// copy the U and V bytes
|
||||
u_plane[0] = v2.u;
|
||||
v_plane[0] = v2.v;
|
||||
mp_msg(MSGT_DECVIDEO, MSGL_WARN,
|
||||
"RoQ video: stream pointer just went out of bounds (2)\n");
|
||||
return;
|
||||
}
|
||||
|
||||
paint_v4_block(
|
||||
y_plane,
|
||||
u_plane,
|
||||
v_plane,
|
||||
y_stride,
|
||||
u_stride,
|
||||
v_stride,
|
||||
&info->v2[encoded[stream_ptr + 0]],
|
||||
&info->v2[encoded[stream_ptr + 1]],
|
||||
&info->v2[encoded[stream_ptr + 2]],
|
||||
&info->v2[encoded[stream_ptr + 3]]);
|
||||
stream_ptr += 4;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user