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Update libwebp to 1.0.0

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This commit is contained in:
volzhs
2018-05-16 00:00:06 +09:00
parent 47d4a011d8
commit 6ed8124923
49 changed files with 1589 additions and 367 deletions
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12
thirdparty/libwebp/src/dec/frame_dec.c vendored
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@@ -400,7 +400,9 @@ static void DitherRow(VP8Decoder* const dec) {
#define MACROBLOCK_VPOS(mb_y) ((mb_y) * 16) // vertical position of a MB
// Finalize and transmit a complete row. Return false in case of user-abort.
static int FinishRow(VP8Decoder* const dec, VP8Io* const io) {
static int FinishRow(void* arg1, void* arg2) {
VP8Decoder* const dec = (VP8Decoder*)arg1;
VP8Io* const io = (VP8Io*)arg2;
int ok = 1;
const VP8ThreadContext* const ctx = &dec->thread_ctx_;
const int cache_id = ctx->id_;
@@ -448,10 +450,9 @@ static int FinishRow(VP8Decoder* const dec, VP8Io* const io) {
if (y_end > io->crop_bottom) {
y_end = io->crop_bottom; // make sure we don't overflow on last row.
}
// If dec->alpha_data_ is not NULL, we have some alpha plane present.
io->a = NULL;
if (dec->alpha_data_ != NULL && y_start < y_end) {
// TODO(skal): testing presence of alpha with dec->alpha_data_ is not a
// good idea.
io->a = VP8DecompressAlphaRows(dec, io, y_start, y_end - y_start);
if (io->a == NULL) {
return VP8SetError(dec, VP8_STATUS_BITSTREAM_ERROR,
@@ -558,7 +559,6 @@ VP8StatusCode VP8EnterCritical(VP8Decoder* const dec, VP8Io* const io) {
if (io->bypass_filtering) {
dec->filter_type_ = 0;
}
// TODO(skal): filter type / strength / sharpness forcing
// Define the area where we can skip in-loop filtering, in case of cropping.
//
@@ -569,8 +569,6 @@ VP8StatusCode VP8EnterCritical(VP8Decoder* const dec, VP8Io* const io) {
// Means: there's a dependency chain that goes all the way up to the
// top-left corner of the picture (MB #0). We must filter all the previous
// macroblocks.
// TODO(skal): add an 'approximate_decoding' option, that won't produce
// a 1:1 bit-exactness for complex filtering?
{
const int extra_pixels = kFilterExtraRows[dec->filter_type_];
if (dec->filter_type_ == 2) {
@@ -651,7 +649,7 @@ static int InitThreadContext(VP8Decoder* const dec) {
}
worker->data1 = dec;
worker->data2 = (void*)&dec->thread_ctx_.io_;
worker->hook = (WebPWorkerHook)FinishRow;
worker->hook = FinishRow;
dec->num_caches_ =
(dec->filter_type_ > 0) ? MT_CACHE_LINES : MT_CACHE_LINES - 1;
} else {