libavif support (#3302)

7 files changed, 141 insertions, 0 deletions

diff --git a/projects/libavif/Dockerfile b/projects/libavif/Dockerfile
new file mode 100644
index 000000000..a5e48a955
--- /dev/null
+++ b/projects/libavif/Dockerfile
@@ -0,0 +1,29 @@
+# Copyright 2020 Google Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+FROM gcr.io/oss-fuzz-base/base-builder
+MAINTAINER joedrago@gmail.com
+
+ADD bionic.list /etc/apt/sources.list.d/bionic.list
+ADD nasm_apt.pin /etc/apt/preferences
+
+RUN apt-get update && \
+    apt-get install --no-install-recommends -y curl python3-pip python3-setuptools python3-wheel cmake nasm git && \
+    pip3 install meson ninja
+
+RUN git clone --depth 1 https://github.com/AOMediaCodec/libavif.git libavif
+WORKDIR libavif
+COPY build.sh avif_decode_fuzzer.cc avif_decode_seed_corpus.zip $SRC/
diff --git a/projects/libavif/avif_decode_fuzzer.cc b/projects/libavif/avif_decode_fuzzer.cc
new file mode 100644
index 000000000..57473674d
--- /dev/null
+++ b/projects/libavif/avif_decode_fuzzer.cc
@@ -0,0 +1,65 @@
+// Copyright 2020 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+//###############################################################################
+
+#include "avif/avif.h"
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
+  avifROData raw;
+  raw.data = Data;
+  raw.size = Size;
+
+  avifDecoder *decoder = avifDecoderCreate();
+  // avifDecoderSetSource(decoder, AVIF_DECODER_SOURCE_PRIMARY_ITEM);
+  avifResult result = avifDecoderParse(decoder, &raw);
+  if (result == AVIF_RESULT_OK) {
+    // printf("AVIF container reports dimensions: %ux%u (@ %u bpc)\n",
+    //        decoder->containerWidth, decoder->containerHeight,
+    //        decoder->containerDepth);
+    for (int loop = 0; loop < 2; ++loop) {
+      // printf("Image decoded: %s\n", inputFilename);
+      // printf(" * %2.2f seconds, %d images\n", decoder->duration,
+      //        decoder->imageCount);
+      int frameIndex = 0;
+      while (avifDecoderNextImage(decoder) == AVIF_RESULT_OK) {
+        // printf("  * Decoded frame [%d] [pts %2.2f] [duration %2.2f] "
+        //        "[keyframe:%s nearest:%u]: %dx%d\n",
+        //        frameIndex, decoder->imageTiming.pts,
+        //        decoder->imageTiming.duration,
+        //        avifDecoderIsKeyframe(decoder, frameIndex) ? "true" : "false",
+        //        avifDecoderNearestKeyframe(decoder, frameIndex),
+        //        decoder->image->width, decoder->image->height);
+        ++frameIndex;
+      }
+
+      if (loop != 1) {
+        result = avifDecoderReset(decoder);
+        if (result == AVIF_RESULT_OK) {
+          // printf("Decoder reset! Decoding one more time.\n");
+        } else {
+          // printf("ERROR: Failed to reset decode: %s\n",
+          //        avifResultToString(result));
+          break;
+        }
+      }
+    }
+  } else {
+    // printf("ERROR: Failed to decode image: %s\n",
+    // avifResultToString(result));
+  }
+
+  avifDecoderDestroy(decoder);
+  return 0; // Non-zero return values are reserved for future use.
+}
diff --git a/projects/libavif/avif_decode_seed_corpus.zip b/projects/libavif/avif_decode_seed_corpus.zip
new file mode 100644
index 000000000..eb04c208a
--- /dev/null
+++ b/projects/libavif/avif_decode_seed_corpus.zip
diff --git a/projects/libavif/bionic.list b/projects/libavif/bionic.list
new file mode 100644
index 000000000..8621803a7
--- /dev/null
+++ b/projects/libavif/bionic.list
@@ -0,0 +1,2 @@
+# use nasm 2.13.02 from bionic
+deb http://archive.ubuntu.com/ubuntu/ bionic universe
diff --git a/projects/libavif/build.sh b/projects/libavif/build.sh
new file mode 100755
index 000000000..bf2bf4cf6
--- /dev/null
+++ b/projects/libavif/build.sh
@@ -0,0 +1,36 @@
+#!/bin/bash -eu
+# Copyright 2020 Google Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+# build dav1d
+cd ext && bash dav1d.cmd && cd ..
+
+# build libavif
+mkdir build
+cd build
+cmake -G Ninja -DBUILD_SHARED_LIBS=0 -DAVIF_CODEC_DAV1D=1 -DAVIF_LOCAL_DAV1D=1 ..
+ninja
+
+# build fuzzer
+$CXX $CXXFLAGS -std=c++11 -I../include \
+    $SRC/avif_decode_fuzzer.cc -o $OUT/avif_decode_fuzzer \
+    $LIB_FUZZING_ENGINE libavif.a ../ext/dav1d/build/src/libdav1d.a
+
+# copy seed corpus
+cp $SRC/avif_decode_seed_corpus.zip $OUT/
+
+# show contents of $OUT/ for sanity checking
+find $OUT/
diff --git a/projects/libavif/nasm_apt.pin b/projects/libavif/nasm_apt.pin
new file mode 100644
index 000000000..69099026b
--- /dev/null
+++ b/projects/libavif/nasm_apt.pin
@@ -0,0 +1,7 @@
+Package: *
+Pin: release n=bionic
+Pin-Priority: 1
+
+Package: nasm
+Pin: release n=bionic
+Pin-Priority: 555
diff --git a/projects/libavif/project.yaml b/projects/libavif/project.yaml
new file mode 100644
index 000000000..60816faf5
--- /dev/null
+++ b/projects/libavif/project.yaml
@@ -0,0 +1,2 @@
+homepage: "https://github.com/AOMediaCodec/libavif"
+primary_contact: "joedrago@gmail.com"