libwebp: update to 0.5.0

third_party/libwebp/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/arm.gni")
+import("//build/config/sanitizers/sanitizers.gni")
 
 config("libwebp_config") {
   include_dirs = [ "." ]
 }
 
 use_dsp_neon =
     current_cpu == "arm64" || (current_cpu == "arm" && arm_version >= 7 &&
                                (arm_use_neon || arm_optionally_use_neon))
 
 source_set("libwebp_dec") {
@@ skipping 31 matching lines @@
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ "//build/config/compiler:no_chromium_code" ]
   deps = [
     ":libwebp_utils",
   ]
 }
 
 source_set("libwebp_dsp") {
   sources = [
     "dsp/alpha_processing.c",
-    "dsp/alpha_processing_sse2.c",
+    "dsp/alpha_processing_mips_dsp_r2.c",
+    "dsp/argb.c",
+    "dsp/argb_mips_dsp_r2.c",
+    "dsp/cost.c",
+    "dsp/cost_mips32.c",
+    "dsp/cost_mips_dsp_r2.c",
     "dsp/cpu.c",
     "dsp/dec.c",
     "dsp/dec_clip_tables.c",
     "dsp/dec_mips32.c",
-    "dsp/dec_sse2.c",
+    "dsp/dec_mips_dsp_r2.c",
     "dsp/enc.c",
     "dsp/enc_avx2.c",
     "dsp/enc_mips32.c",
-    "dsp/enc_sse2.c",
+    "dsp/enc_mips_dsp_r2.c",
+    "dsp/filters.c",
+    "dsp/filters_mips_dsp_r2.c",
     "dsp/lossless.c",
-    "dsp/lossless_mips32.c",
-    "dsp/lossless_sse2.c",
+    "dsp/lossless_enc.c",
+    "dsp/lossless_enc_mips32.c",
+    "dsp/lossless_enc_mips_dsp_r2.c",
+    "dsp/lossless_mips_dsp_r2.c",
+    "dsp/rescaler.c",
+    "dsp/rescaler_mips32.c",
+    "dsp/rescaler_mips_dsp_r2.c",
     "dsp/upsampling.c",
-    "dsp/upsampling_sse2.c",
+    "dsp/upsampling_mips_dsp_r2.c",
     "dsp/yuv.c",
     "dsp/yuv_mips32.c",
-    "dsp/yuv_sse2.c",
+    "dsp/yuv_mips_dsp_r2.c",
   ]
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ "//build/config/compiler:no_chromium_code" ]
 
   all_dependent_configs = [ ":libwebp_config" ]
   deps = [
+    ":libwebp_dsp_sse2",
+    ":libwebp_dsp_sse41",
     ":libwebp_utils",
   ]
   if (is_android) {
     deps += [ "//third_party/android_tools:cpu_features" ]
 
     configs -= [ "//build/config/android:default_cygprofile_instrumentation" ]
     configs += [ "//build/config/android:no_cygprofile_instrumentation" ]
   }
+  if (current_cpu == "x86" || current_cpu == "x64") {
+    cflags = [
+      "-DWEBP_HAVE_SSE2",
+      "-DWEBP_HAVE_SSE41",

[Nico, 2015/12/24 15:38:49]

gn has a defines thing too:
https://code.google.com/p/chromium/codesearch#search/&q=%5Cbdefines%20file:%5...

[jzern, 2015/12/24 17:39:22]

Thanks. I didn't look around after I hit on some yasm_defines using -D.

+    ]
+  }
+}
+
+source_set("libwebp_dsp_sse41") {
+  sources = [
+    "dsp/alpha_processing_sse41.c",
+    "dsp/dec_sse41.c",
+    "dsp/enc_sse41.c",
+    "dsp/lossless_enc_sse41.c",
+  ]
+  configs -= [ "//build/config/compiler:chromium_code" ]
+  configs += [ "//build/config/compiler:no_chromium_code" ]
+
+  all_dependent_configs = [ ":libwebp_config" ]
+  if (!is_msan) {
+    if ((current_cpu == "x86" || current_cpu == "x64") &&
+        (!is_win || is_clang)) {
+      cflags = [ "-msse4.1" ]
+    }
+  }
+}
+
+source_set("libwebp_dsp_sse2") {
+  sources = [
+    "dsp/alpha_processing_sse2.c",
+    "dsp/argb_sse2.c",
+    "dsp/cost_sse2.c",
+    "dsp/dec_sse2.c",
+    "dsp/enc_sse2.c",
+    "dsp/filters_sse2.c",
+    "dsp/lossless_enc_sse2.c",
+    "dsp/lossless_sse2.c",
+    "dsp/rescaler_sse2.c",
+    "dsp/upsampling_sse2.c",
+    "dsp/yuv_sse2.c",
+  ]
+  configs -= [ "//build/config/compiler:chromium_code" ]
+  configs += [ "//build/config/compiler:no_chromium_code" ]
+
+  all_dependent_configs = [ ":libwebp_config" ]
+  if (!is_msan) {
+    if ((current_cpu == "x86" || current_cpu == "x64") &&
+        (!is_win || is_clang)) {
+      cflags = [ "-msse2" ]

[Nico, 2015/12/24 15:38:49]

sse2 is required by chromium and passed by default. You don't need a separate
target for sse2 (but having one doesn't hurt)

[jzern, 2015/12/24 17:39:22]

true it was working before, I just thought I'd do this for consistency.

+    }
+  }
 }
 
 if (use_dsp_neon) {
   source_set("libwebp_dsp_neon") {
     sources = [
       "dsp/dec_neon.c",
       "dsp/enc_neon.c",
+      "dsp/lossless_enc_neon.c",
       "dsp/lossless_neon.c",
+      "dsp/rescaler_neon.c",
       "dsp/upsampling_neon.c",
     ]
 
     include_dirs = [ "." ]
 
     if (current_cpu == "arm") {
       # behavior similar to *.c.neon in an Android.mk
       configs -= [ "//build/config/compiler:compiler_arm_fpu" ]
       cflags = [ "-mfpu=neon" ]
     } else if (current_cpu == "arm64") {
       # avoid an ICE with gcc-4.9: b/15574841
       cflags = [ "-frename-registers" ]
     }
 
     if (is_android) {
       configs -= [ "//build/config/android:default_cygprofile_instrumentation" ]
       configs += [ "//build/config/android:no_cygprofile_instrumentation" ]
     }
   }
 }  # use_dsp_neon
 
 source_set("libwebp_enc") {
   sources = [
     "enc/alpha.c",
     "enc/analysis.c",
     "enc/backward_references.c",
     "enc/config.c",
     "enc/cost.c",
+    "enc/delta_palettization.c",
     "enc/filter.c",
     "enc/frame.c",
     "enc/histogram.c",
     "enc/iterator.c",
+    "enc/near_lossless.c",
     "enc/picture.c",
     "enc/picture_csp.c",
     "enc/picture_psnr.c",
     "enc/picture_rescale.c",
     "enc/picture_tools.c",
     "enc/quant.c",
     "enc/syntax.c",
     "enc/token.c",
     "enc/tree.c",
     "enc/vp8l.c",
@@ skipping 45 matching lines @@
     ":libwebp_demux",
     ":libwebp_dsp",
     ":libwebp_enc",
     ":libwebp_utils",
   ]
   public_configs = [ ":libwebp_config" ]
   if (use_dsp_neon) {
     deps += [ ":libwebp_dsp_neon" ]
   }
 }