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Use FRAGMENT_DATA struct in pbi

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for fragment information.

Change-Id: Idc83625591a1e4ca6f551dcfb7fc0428f6f37351
This commit is contained in:
Scott LaVarnway
2013-01-29 10:34:35 -08:00
parent e893af1283
commit 2146c68dfd
4 changed files with 22 additions and 32 deletions
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38
vp8/decoder/decodframe.c
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@@ -828,8 +828,8 @@ static void setup_token_decoder(VP8D_COMP *pbi,
unsigned int partition_idx;
unsigned int fragment_idx;
unsigned int num_token_partitions;
const unsigned char *first_fragment_end = pbi->fragments[0] +
pbi->fragment_sizes[0];
const unsigned char *first_fragment_end = pbi->fragments.ptrs[0] +
pbi->fragments.sizes[0];
TOKEN_PARTITION multi_token_partition =
(TOKEN_PARTITION)vp8_read_literal(&pbi->mbc[8], 2);
@@ -839,10 +839,10 @@ static void setup_token_decoder(VP8D_COMP *pbi,
/* Check for partitions within the fragments and unpack the fragments
* so that each fragment pointer points to its corresponding partition. */
for (fragment_idx = 0; fragment_idx < pbi->num_fragments; ++fragment_idx)
for (fragment_idx = 0; fragment_idx < pbi->fragments.count; ++fragment_idx)
{
unsigned int fragment_size = pbi->fragment_sizes[fragment_idx];
const unsigned char *fragment_end = pbi->fragments[fragment_idx] +
unsigned int fragment_size = pbi->fragments.sizes[fragment_idx];
const unsigned char *fragment_end = pbi->fragments.ptrs[fragment_idx] +
fragment_size;
/* Special case for handling the first partition since we have already
* read its size. */
@@ -850,16 +850,16 @@ static void setup_token_decoder(VP8D_COMP *pbi,
{
/* Size of first partition + token partition sizes element */
ptrdiff_t ext_first_part_size = token_part_sizes -
pbi->fragments[0] + 3 * (num_token_partitions - 1);
pbi->fragments.ptrs[0] + 3 * (num_token_partitions - 1);
fragment_size -= (unsigned int)ext_first_part_size;
if (fragment_size > 0)
{
pbi->fragment_sizes[0] = (unsigned int)ext_first_part_size;
pbi->fragments.sizes[0] = (unsigned int)ext_first_part_size;
/* The fragment contains an additional partition. Move to
* next. */
fragment_idx++;
pbi->fragments[fragment_idx] = pbi->fragments[0] +
pbi->fragment_sizes[0];
pbi->fragments.ptrs[fragment_idx] = pbi->fragments.ptrs[0] +
pbi->fragments.sizes[0];
}
}
/* Split the chunk into partitions read from the bitstream */
@@ -868,12 +868,12 @@ static void setup_token_decoder(VP8D_COMP *pbi,
ptrdiff_t partition_size = read_available_partition_size(
pbi,
token_part_sizes,
pbi->fragments[fragment_idx],
pbi->fragments.ptrs[fragment_idx],
first_fragment_end,
fragment_end,
fragment_idx - 1,
num_token_partitions);
pbi->fragment_sizes[fragment_idx] = (unsigned int)partition_size;
pbi->fragments.sizes[fragment_idx] = (unsigned int)partition_size;
fragment_size -= (unsigned int)partition_size;
assert(fragment_idx <= num_token_partitions);
if (fragment_size > 0)
@@ -881,19 +881,19 @@ static void setup_token_decoder(VP8D_COMP *pbi,
/* The fragment contains an additional partition.
* Move to next. */
fragment_idx++;
pbi->fragments[fragment_idx] =
pbi->fragments[fragment_idx - 1] + partition_size;
pbi->fragments.ptrs[fragment_idx] =
pbi->fragments.ptrs[fragment_idx - 1] + partition_size;
}
}
}
pbi->num_fragments = num_token_partitions + 1;
pbi->fragments.count = num_token_partitions + 1;
for (partition_idx = 1; partition_idx < pbi->num_fragments; ++partition_idx)
for (partition_idx = 1; partition_idx < pbi->fragments.count; ++partition_idx)
{
if (vp8dx_start_decode(bool_decoder,
pbi->fragments[partition_idx],
pbi->fragment_sizes[partition_idx]))
pbi->fragments.ptrs[partition_idx],
pbi->fragments.sizes[partition_idx]))
vpx_internal_error(&pbi->common.error, VPX_CODEC_MEM_ERROR,
"Failed to allocate bool decoder %d",
partition_idx);
@@ -983,8 +983,8 @@ int vp8_decode_frame(VP8D_COMP *pbi)
vp8_reader *const bc = & pbi->mbc[8];
VP8_COMMON *const pc = & pbi->common;
MACROBLOCKD *const xd = & pbi->mb;
const unsigned char *data = pbi->fragments[0];
const unsigned char *data_end = data + pbi->fragment_sizes[0];
const unsigned char *data = pbi->fragments.ptrs[0];
const unsigned char *data_end = data + pbi->fragments.sizes[0];
ptrdiff_t first_partition_length_in_bytes;
int i, j, k, l;