Use -Werror in frameworks/av

* Suppress unused-variable warnings.

Bug: 66996870
Test: build with WITH_TIDY=1
Exempt-From-Owner-Approval: already had multiple +2 votes
Change-Id: I985f9328684df501b5934a5c01f783ed7ca5aa0c
diff --git a/drm/common/Android.bp b/drm/common/Android.bp
index 0098c89..1552c3f 100644
--- a/drm/common/Android.bp
+++ b/drm/common/Android.bp
@@ -33,6 +33,8 @@
         "ReadWriteUtils.cpp",
     ],
 
+    cflags: ["-Wall", "-Werror"],
+
     static_libs: ["libbinder"],
 
     export_include_dirs: ["include"],
diff --git a/drm/libdrmframework/plugins/common/util/Android.bp b/drm/libdrmframework/plugins/common/util/Android.bp
index 0c0b6f2..7372eb7 100644
--- a/drm/libdrmframework/plugins/common/util/Android.bp
+++ b/drm/libdrmframework/plugins/common/util/Android.bp
@@ -19,5 +19,7 @@
 
     srcs: ["src/MimeTypeUtil.cpp"],
 
+    cflags: ["-Wall", "-Werror"],
+
     export_include_dirs: ["include"],
 }
diff --git a/drm/libdrmframework/plugins/forward-lock/FwdLockEngine/Android.bp b/drm/libdrmframework/plugins/forward-lock/FwdLockEngine/Android.bp
index 3f0f5f7..28a78aa 100644
--- a/drm/libdrmframework/plugins/forward-lock/FwdLockEngine/Android.bp
+++ b/drm/libdrmframework/plugins/forward-lock/FwdLockEngine/Android.bp
@@ -21,6 +21,9 @@
         "-DUSE_64BIT_DRM_API",
         // The flag below turns on local debug printouts
         //"-DDRM_OMA_FL_ENGINE_DEBUG",
+        "-Wall",
+        "-Werror",
+        "-Wno-unused-variable",
     ],
 
     srcs: ["src/FwdLockEngine.cpp"],
diff --git a/drm/libdrmframework/plugins/forward-lock/internal-format/common/Android.bp b/drm/libdrmframework/plugins/forward-lock/internal-format/common/Android.bp
index 698f278..3be327a 100644
--- a/drm/libdrmframework/plugins/forward-lock/internal-format/common/Android.bp
+++ b/drm/libdrmframework/plugins/forward-lock/internal-format/common/Android.bp
@@ -19,6 +19,8 @@
 
     srcs: ["FwdLockGlue.c"],
 
+    cflags: ["-Wall", "-Werror"],
+
     shared_libs: ["libcrypto"],
 
     export_include_dirs: ["."],
diff --git a/drm/libdrmframework/plugins/forward-lock/internal-format/converter/Android.bp b/drm/libdrmframework/plugins/forward-lock/internal-format/converter/Android.bp
index 33f2fe0..d4e04b8 100644
--- a/drm/libdrmframework/plugins/forward-lock/internal-format/converter/Android.bp
+++ b/drm/libdrmframework/plugins/forward-lock/internal-format/converter/Android.bp
@@ -19,6 +19,8 @@
 
     srcs: ["FwdLockConv.c"],
 
+    cflags: ["-Wall", "-Werror"],
+
     shared_libs: ["libcrypto"],
     static_libs: ["libfwdlock-common"],
 
diff --git a/drm/libdrmframework/plugins/forward-lock/internal-format/decoder/Android.bp b/drm/libdrmframework/plugins/forward-lock/internal-format/decoder/Android.bp
index b6d7a06..0bf2737 100644
--- a/drm/libdrmframework/plugins/forward-lock/internal-format/decoder/Android.bp
+++ b/drm/libdrmframework/plugins/forward-lock/internal-format/decoder/Android.bp
@@ -19,6 +19,8 @@
 
     srcs: ["FwdLockFile.c"],
 
+    cflags: ["-Wall", "-Werror"],
+
     shared_libs: ["libcrypto"],
     static_libs: ["libfwdlock-common"],
 
diff --git a/drm/libdrmframework/plugins/passthru/Android.bp b/drm/libdrmframework/plugins/passthru/Android.bp
index 1dcf89c..05b6440 100644
--- a/drm/libdrmframework/plugins/passthru/Android.bp
+++ b/drm/libdrmframework/plugins/passthru/Android.bp
@@ -32,5 +32,7 @@
     cflags: [
         // Set the following flag to enable the decryption passthru flow
         //"-DENABLE_PASSTHRU_DECRYPTION",
+        "-Wall",
+        "-Werror",
     ],
 }
diff --git a/drm/mediadrm/plugins/clearkey/Android.bp b/drm/mediadrm/plugins/clearkey/Android.bp
index 2973fcf..385815c 100644
--- a/drm/mediadrm/plugins/clearkey/Android.bp
+++ b/drm/mediadrm/plugins/clearkey/Android.bp
@@ -35,6 +35,8 @@
     vendor: true,
     relative_install_path: "mediadrm",
 
+    cflags: ["-Wall", "-Werror"],
+
     shared_libs: [
         "libcrypto",
         "liblog",
diff --git a/drm/mediadrm/plugins/clearkey/tests/Android.bp b/drm/mediadrm/plugins/clearkey/tests/Android.bp
index ac57d65..93feb80 100644
--- a/drm/mediadrm/plugins/clearkey/tests/Android.bp
+++ b/drm/mediadrm/plugins/clearkey/tests/Android.bp
@@ -21,6 +21,8 @@
     name: "ClearKeyDrmUnitTest",
     vendor: true,
 
+    cflags: ["-Wall", "-Werror"],
+
     srcs: [
         "AesCtrDecryptorUnittest.cpp",
         "InitDataParserUnittest.cpp",
diff --git a/drm/mediadrm/plugins/mock/Android.bp b/drm/mediadrm/plugins/mock/Android.bp
index 7f44819..f0a1ddd 100644
--- a/drm/mediadrm/plugins/mock/Android.bp
+++ b/drm/mediadrm/plugins/mock/Android.bp
@@ -30,5 +30,7 @@
     cflags: [
         // Set the following flag to enable the decryption passthru flow
         //"-DENABLE_PASSTHRU_DECRYPTION",
+        "-Wall",
+        "-Werror",
     ],
 }
diff --git a/media/libstagefright/codecs/amrnb/dec/Android.bp b/media/libstagefright/codecs/amrnb/dec/Android.bp
index 996183b..9f3fe08 100644
--- a/media/libstagefright/codecs/amrnb/dec/Android.bp
+++ b/media/libstagefright/codecs/amrnb/dec/Android.bp
@@ -105,6 +105,8 @@
 
     srcs: ["test/amrnbdec_test.cpp"],
 
+    cflags: ["-Wall", "-Werror"],
+
     local_include_dirs: ["src"],
 
     static_libs: [
diff --git a/media/libstagefright/codecs/amrnb/enc/Android.bp b/media/libstagefright/codecs/amrnb/enc/Android.bp
index af0f8c2..a0cf260 100644
--- a/media/libstagefright/codecs/amrnb/enc/Android.bp
+++ b/media/libstagefright/codecs/amrnb/enc/Android.bp
@@ -120,6 +120,8 @@
 
     srcs: ["test/amrnb_enc_test.cpp"],
 
+    cflags: ["-Wall", "-Werror"],
+
     local_include_dirs: ["src"],
 
     static_libs: ["libstagefright_amrnbenc"],
diff --git a/media/libstagefright/codecs/amrwb/Android.bp b/media/libstagefright/codecs/amrwb/Android.bp
index e261c04..f2ab0da 100644
--- a/media/libstagefright/codecs/amrwb/Android.bp
+++ b/media/libstagefright/codecs/amrwb/Android.bp
@@ -68,6 +68,8 @@
 
     srcs: ["test/amrwbdec_test.cpp"],
 
+    cflags: ["-Wall", "-Werror"],
+
     static_libs: [
         "libstagefright_amrwbdec",
         "libsndfile",
diff --git a/media/libstagefright/codecs/amrwbenc/SampleCode/Android.bp b/media/libstagefright/codecs/amrwbenc/SampleCode/Android.bp
index d52fed3..81b3f69 100644
--- a/media/libstagefright/codecs/amrwbenc/SampleCode/Android.bp
+++ b/media/libstagefright/codecs/amrwbenc/SampleCode/Android.bp
@@ -4,6 +4,8 @@
 
     srcs: ["AMRWB_E_SAMPLE.c"],
 
+    cflags: ["-Wall", "-Werror"],
+
     arch: {
         arm: {
             instruction_set: "arm",
diff --git a/media/libstagefright/codecs/avcdec/Android.bp b/media/libstagefright/codecs/avcdec/Android.bp
index 6b996a7..b6724be 100644
--- a/media/libstagefright/codecs/avcdec/Android.bp
+++ b/media/libstagefright/codecs/avcdec/Android.bp
@@ -4,6 +4,12 @@
     static_libs: ["libavcdec"],
     srcs: ["SoftAVCDec.cpp"],
 
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wno-unused-variable",
+    ],
+
     include_dirs: [
         "external/libavc/decoder",
         "external/libavc/common",
diff --git a/media/libstagefright/codecs/avcenc/Android.bp b/media/libstagefright/codecs/avcenc/Android.bp
index 49021a9..f0542a3 100644
--- a/media/libstagefright/codecs/avcenc/Android.bp
+++ b/media/libstagefright/codecs/avcenc/Android.bp
@@ -29,5 +29,10 @@
         },
     },
 
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wno-unused-variable",
+    ],
     ldflags: ["-Wl,-Bsymbolic"],
 }
diff --git a/media/libstagefright/codecs/hevcdec/Android.bp b/media/libstagefright/codecs/hevcdec/Android.bp
index cd75c97..3beb5d0 100644
--- a/media/libstagefright/codecs/hevcdec/Android.bp
+++ b/media/libstagefright/codecs/hevcdec/Android.bp
@@ -4,6 +4,12 @@
     static_libs: ["libhevcdec"],
     srcs: ["SoftHEVC.cpp"],
 
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wno-unused-variable",
+    ],
+
     include_dirs: [
         "external/libhevc/decoder",
         "external/libhevc/common",
diff --git a/media/libstagefright/codecs/m4v_h263/enc/Android.bp b/media/libstagefright/codecs/m4v_h263/enc/Android.bp
index da5b162..d63c946 100644
--- a/media/libstagefright/codecs/m4v_h263/enc/Android.bp
+++ b/media/libstagefright/codecs/m4v_h263/enc/Android.bp
@@ -106,6 +106,8 @@
         "-DOSCL_EXPORT_REF=",
         "-DOSCL_IMPORT_REF=",
         "-DBX_RC",
+        "-Wall",
+        "-Werror",
     ],
 
     sanitize: {
diff --git a/media/libstagefright/codecs/mp3dec/Android.bp b/media/libstagefright/codecs/mp3dec/Android.bp
index 0d0a2c6..304fef8 100644
--- a/media/libstagefright/codecs/mp3dec/Android.bp
+++ b/media/libstagefright/codecs/mp3dec/Android.bp
@@ -122,6 +122,8 @@
         "test/mp3reader.cpp",
     ],
 
+    cflags: ["-Wall", "-Werror"],
+
     local_include_dirs: [
         "src",
         "include",
diff --git a/media/libstagefright/codecs/mpeg2dec/Android.bp b/media/libstagefright/codecs/mpeg2dec/Android.bp
index 0144581..051b89b 100644
--- a/media/libstagefright/codecs/mpeg2dec/Android.bp
+++ b/media/libstagefright/codecs/mpeg2dec/Android.bp
@@ -4,6 +4,12 @@
     static_libs: ["libmpeg2dec"],
     srcs: ["SoftMPEG2.cpp"],
 
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wno-unused-variable",
+    ],
+
     include_dirs: [
         "external/libmpeg2/decoder",
         "external/libmpeg2/common",
diff --git a/media/libstagefright/codecs/on2/enc/Android.bp b/media/libstagefright/codecs/on2/enc/Android.bp
index 114c1be..ba53090 100644
--- a/media/libstagefright/codecs/on2/enc/Android.bp
+++ b/media/libstagefright/codecs/on2/enc/Android.bp
@@ -7,6 +7,8 @@
         "SoftVP9Encoder.cpp",
     ],
 
+    cflags: ["-Wall", "-Werror"],
+
     include_dirs: [
         "frameworks/av/media/libstagefright/include",
         "frameworks/native/include/media/openmax",
diff --git a/media/libstagefright/codecs/on2/h264dec/Android.bp b/media/libstagefright/codecs/on2/h264dec/Android.bp
index 6d558b6..0984283 100644
--- a/media/libstagefright/codecs/on2/h264dec/Android.bp
+++ b/media/libstagefright/codecs/on2/h264dec/Android.bp
@@ -96,6 +96,8 @@
         },
     },
 
+    cflags: ["-Wall", "-Werror"],
+
     include_dirs: [
         "frameworks/av/media/libstagefright/include",
         "frameworks/native/include/media/openmax",
@@ -133,5 +135,7 @@
 
     srcs: ["source/DecTestBench.c"],
 
+    cflags: ["-Wall", "-Werror"],
+
     shared_libs: ["libstagefright_soft_h264dec"],
 }
diff --git a/media/libstagefright/codecs/opus/dec/Android.bp b/media/libstagefright/codecs/opus/dec/Android.bp
index 5d9c4c8..ecd73f6 100644
--- a/media/libstagefright/codecs/opus/dec/Android.bp
+++ b/media/libstagefright/codecs/opus/dec/Android.bp
@@ -17,6 +17,8 @@
         "liblog",
     ],
 
+    cflags: ["-Werror"],
+
     sanitize: {
         misc_undefined: [
             "signed-integer-overflow",
diff --git a/media/libstagefright/omx/Android.bp b/media/libstagefright/omx/Android.bp
index 2d921f9..69ede3d 100644
--- a/media/libstagefright/omx/Android.bp
+++ b/media/libstagefright/omx/Android.bp
@@ -99,6 +99,7 @@
             cfi: true,
         },
     },
+    cflags: ["-Wall", "-Werror"],
 }
 
 //###############################################################################