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xxan: reindent xan_unpack_luma().

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It used 3-space indent instead of 4-space indent.
This commit is contained in:
Ronald S. Bultje 2012-03-08 16:32:49 -08:00
parent f77bfa8376
commit 71af42bd96
1 changed files with 34 additions and 34 deletions
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68
libavcodec/xxan.c
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@ -62,42 +62,42 @@ static av_cold int xan_decode_init(AVCodecContext *avctx)
static int xan_unpack_luma(XanContext *s, static int xan_unpack_luma(XanContext *s,
uint8_t *dst, const int dst_size) uint8_t *dst, const int dst_size)
{ {
int tree_size, eof; int tree_size, eof;
int bits, mask; int bits, mask;
int tree_root, node; int tree_root, node;
const uint8_t *dst_end = dst + dst_size; const uint8_t *dst_end = dst + dst_size;
GetByteContext tree = s->gb; GetByteContext tree = s->gb;
int start_off = bytestream2_tell(&tree); int start_off = bytestream2_tell(&tree);
tree_size = bytestream2_get_byte(&s->gb); tree_size = bytestream2_get_byte(&s->gb);
eof = bytestream2_get_byte(&s->gb); eof = bytestream2_get_byte(&s->gb);
tree_root = eof + tree_size; tree_root = eof + tree_size;
bytestream2_skip(&s->gb, tree_size * 2); bytestream2_skip(&s->gb, tree_size * 2);
node = tree_root; node = tree_root;
bits = bytestream2_get_byte(&s->gb); bits = bytestream2_get_byte(&s->gb);
mask = 0x80; mask = 0x80;
for (;;) { for (;;) {
int bit = !!(bits & mask); int bit = !!(bits & mask);
mask >>= 1; mask >>= 1;
bytestream2_seek(&tree, start_off + node*2 + bit - eof * 2, SEEK_SET); bytestream2_seek(&tree, start_off + node*2 + bit - eof * 2, SEEK_SET);
node = bytestream2_get_byte(&tree); node = bytestream2_get_byte(&tree);
if (node == eof) if (node == eof)
break; break;
if (node < eof) { if (node < eof) {
*dst++ = node; *dst++ = node;
if (dst > dst_end) if (dst > dst_end)
break; break;
node = tree_root; node = tree_root;
} }
if (!mask) { if (!mask) {
if (bytestream2_get_bytes_left(&s->gb) <= 0) if (bytestream2_get_bytes_left(&s->gb) <= 0)
break; break;
bits = bytestream2_get_byteu(&s->gb); bits = bytestream2_get_byteu(&s->gb);
mask = 0x80; mask = 0x80;
} }
} }
return dst != dst_end ? AVERROR_INVALIDDATA : 0; return dst != dst_end ? AVERROR_INVALIDDATA : 0;
} }
/* almost the same as in xan_wc3 decoder */ /* almost the same as in xan_wc3 decoder */