s->parse_context.buffer = NULL;
s->parse_context.buffer_size = 0;
+ s->parse_context.overread = 0;
s->bitstream_buffer = NULL;
s->allocated_bitstream_buffer_size = 0;
s->picture = NULL;
static int add_mb(AVMotionVector *mb, uint32_t mb_type,
int dst_x, int dst_y,
- int src_x, int src_y,
+ int motion_x, int motion_y, int motion_scale,
int direction)
{
mb->w = IS_8X8(mb_type) || IS_8X16(mb_type) ? 8 : 16;
mb->h = IS_8X8(mb_type) || IS_16X8(mb_type) ? 8 : 16;
- mb->src_x = src_x;
- mb->src_y = src_y;
+ mb->motion_x = motion_x;
+ mb->motion_y = motion_y;
+ mb->motion_scale = motion_scale;
mb->dst_x = dst_x;
mb->dst_y = dst_y;
+ mb->src_x = dst_x + motion_x / motion_scale;
+ mb->src_y = dst_y + motion_y / motion_scale;
mb->source = direction ? 1 : -1;
mb->flags = 0; // XXX: does mb_type contain extra information that could be exported here?
return 1;
{
if ((avctx->flags2 & AV_CODEC_FLAG2_EXPORT_MVS) && mbtype_table && motion_val[0]) {
const int shift = 1 + quarter_sample;
+ const int scale = 1 << shift;
const int mv_sample_log2 = avctx->codec_id == AV_CODEC_ID_H264 || avctx->codec_id == AV_CODEC_ID_SVQ3 ? 2 : 1;
const int mv_stride = (mb_width << mv_sample_log2) +
(avctx->codec->id == AV_CODEC_ID_H264 ? 0 : 1);
int sy = mb_y * 16 + 4 + 8 * (i >> 1);
int xy = (mb_x * 2 + (i & 1) +
(mb_y * 2 + (i >> 1)) * mv_stride) << (mv_sample_log2 - 1);
- int mx = (motion_val[direction][xy][0] >> shift) + sx;
- int my = (motion_val[direction][xy][1] >> shift) + sy;
- mbcount += add_mb(mvs + mbcount, mb_type, sx, sy, mx, my, direction);
+ int mx = motion_val[direction][xy][0];
+ int my = motion_val[direction][xy][1];
+ mbcount += add_mb(mvs + mbcount, mb_type, sx, sy, mx, my, scale, direction);
}
} else if (IS_16X8(mb_type)) {
for (i = 0; i < 2; i++) {
int sx = mb_x * 16 + 8;
int sy = mb_y * 16 + 4 + 8 * i;
int xy = (mb_x * 2 + (mb_y * 2 + i) * mv_stride) << (mv_sample_log2 - 1);
- int mx = (motion_val[direction][xy][0] >> shift);
- int my = (motion_val[direction][xy][1] >> shift);
+ int mx = motion_val[direction][xy][0];
+ int my = motion_val[direction][xy][1];
if (IS_INTERLACED(mb_type))
my *= 2;
- mbcount += add_mb(mvs + mbcount, mb_type, sx, sy, mx + sx, my + sy, direction);
+ mbcount += add_mb(mvs + mbcount, mb_type, sx, sy, mx, my, scale, direction);
}
} else if (IS_8X16(mb_type)) {
for (i = 0; i < 2; i++) {
int sx = mb_x * 16 + 4 + 8 * i;
int sy = mb_y * 16 + 8;
int xy = (mb_x * 2 + i + mb_y * 2 * mv_stride) << (mv_sample_log2 - 1);
- int mx = motion_val[direction][xy][0] >> shift;
- int my = motion_val[direction][xy][1] >> shift;
+ int mx = motion_val[direction][xy][0];
+ int my = motion_val[direction][xy][1];
if (IS_INTERLACED(mb_type))
my *= 2;
- mbcount += add_mb(mvs + mbcount, mb_type, sx, sy, mx + sx, my + sy, direction);
+ mbcount += add_mb(mvs + mbcount, mb_type, sx, sy, mx, my, scale, direction);
}
} else {
int sx = mb_x * 16 + 8;
int sy = mb_y * 16 + 8;
int xy = (mb_x + mb_y * mv_stride) << mv_sample_log2;
- int mx = (motion_val[direction][xy][0]>>shift) + sx;
- int my = (motion_val[direction][xy][1]>>shift) + sy;
- mbcount += add_mb(mvs + mbcount, mb_type, sx, sy, mx, my, direction);
+ int mx = motion_val[direction][xy][0];
+ int my = motion_val[direction][xy][1];
+ mbcount += add_mb(mvs + mbcount, mb_type, sx, sy, mx, my, scale, direction);
}
}
}
uint64_t u,v;
int y;
#define COLOR(theta, r) \
- u = (int)(128 + r * cos(theta * 3.141592 / 180)); \
- v = (int)(128 + r * sin(theta * 3.141592 / 180));
+ u = (int)(128 + r * cos(theta * M_PI / 180)); \
+ v = (int)(128 + r * sin(theta * M_PI / 180));
u = v = 128;