For a 16x16 pixel block, one needs to allocate 16x16 coefficient
tokens, plus up to 16 eob tokens, per plane. This commit increases
the token allocation size to cover the case where all the transform
blocks are of size 4x4 in format 444.
Change-Id: I5755e6a53771053d51163d01ec1d62e670c5009e
Given the largest transform size is 32x32, this commmit changes size
estiiation based on the size rounding up to 32 multiples to avoid
insufficient buffer allocations.
BUG=https://bugs.chromium.org/p/aomedia/issues/detail?id=36
Change-Id: I6eab09dc6acdc0f5a6bcadb918d62c4852aae21f
This commit increases the minimum size for allocated buffer for
compressed data. The old size underestimated the size needed for
small images with width or height less than 64 pixels.
BUG=https://bugs.chromium.org/p/aomedia/issues/detail?id=31
Change-Id: Ia12507edc2be1e737ec49c32f64fd2ebf1eab41f
Previously, we assumed that av1_init_plane_quantizers is always called with
segment_id == xd->mi[0]->mbmi.segment_id (and use the latter to derive the value
of 'qindex' to use in the quantizer). But this is no longer true when supertx
is enabled. This patch instead remembers the value of 'qindex' derived from
the latest call to av1_init_plane_quantizers and uses that directly.
Change-Id: Ifa1c5bf74cad29942ff79b88ca92c231bc07f336
This commit resets the transform size to be the maximum possible
value. It avoids out-of-boundary writing when the ActiveMap is
turned on.
Change-Id: I8302dd9a5c9fffaea3edf9ad33f72aa111999737
This avoids an encoding segmentation fault in speed 5, due to the
use of uninitialized dummy inter prediction filter buffer in the
dynamic motion vector referencing scheme.
Change-Id: Icd888d46623e8abf34267838135eed8656d552e4
The difference between src and dst will be signed, the error will be
unsigned. The change quiets -fsanitize=integer:
unsigned integer overflow: 4294967295 * 4294967295
Change-Id: I131cefcc9583ee8a5b98eb5182fd30e9c7237ea0
It seems that when bit accounting was introduced in
https://chromium-review.googlesource.com/#/c/400658/
there was one place which was accidentally skipped, leading to build failures
with --enable-dering. This patch adds the missing information.
Change-Id: I59e1bd6f7e1d4fa58506ee7af307b845c78a7cbe
By default, when building with --enable-accounting the bit accounting
code will collect statistics for every frame while decoding.
Collecting statistics can slow down decode time and we would eventually
like to enable the CONFIG_ACCOUNTING flag by default.
This patch adds a runtime flag so that bit accounting statistics are
only collected when actually needed.
Change-Id: I25d9eaf26ea132d61ace95b952872158c9ac29e7
This decoder control requires AV1 to be compiled with --enable-accounting.
Note that bit accounting data is only available after a frame has been
decoded.
Change-Id: I8a15213d9f2587638e0edb62932738e985160e03
