build.gradle

// Define dependencies.
buildscript {
  repositories {
    maven {
      url "https://jcenter.bintray.com"
    }
  }
  dependencies {
    classpath "com.android.tools.build:gradle:${ANDROID_GRADLE_PLUGIN_VERSION}"
  }
}

// Define versions in the project.
project.ext {
  buildToolsVersion = "${BUILD_TOOLS_VERSION}"
  compileSdkVersion = COMPILE_SDK_VERSION.toInteger()
}

// Core libraries and executables.
apply plugin: "c"
def NEON
model {
  buildTypes {
    debug
    release
  }
  platforms {
    arm {
      architecture "arm"
    }
    arm64 {
      architecture "arm64"
    }
    x86 {
      architecture "x86"
    }
    x64 {
      architecture "x86_64"
    }
    mips32r2
    mips32r5
    mips64r6
  }
  toolChains {
    gcc(Gcc) {
      target("mips32r2") {
        cCompiler.args "-mips32r2"
      }
      target("mips32r5") {
        cCompiler.args "-mips32r5"
      }
      target("mips64r6") {
        cCompiler.args "-mips64r6"
      }
    }
  }
  binaries {
    all {
      if (toolChain in Gcc) {
        cCompiler.args "-fPIC"
        cCompiler.args "-Wall"
        cCompiler.define "ANDROID"
        cCompiler.define "HAVE_MALLOC_H"
      }
      // Optimizations.
      if (buildType == buildTypes.release) {
        if (toolChain in Gcc) {
          cCompiler.args "-finline-functions"
          cCompiler.args "-ffast-math"
          cCompiler.args "-ffunction-sections"
          cCompiler.args "-fdata-sections"
        }
        if (toolChain in Clang) {
          cCompiler.args "-frename-registers -s"
        }
      }
      // Check for NEON usage.
      if (getTargetPlatform() == "arm" || getTargetPlatform() == "arm64") {
        NEON = "c.neon"
      } else {
        NEON = "c"
      }
    }
    // Link to pthread for shared libraries.
    withType(SharedLibraryBinarySpec) {
      if (toolChain in Gcc) {
        cCompiler.define "HAVE_PTHREAD"
        cCompiler.define "WEBP_USE_THREAD"
        linker.args "-pthread"
      }
    }
  }
  components {
    webp(NativeLibrarySpec) {
      sources {
        c {
          source {
            srcDir "src/dec"
            include "alpha.c"
            include "buffer.c"
            include "frame.c"
            include "idec.c"
            include "io.c"
            include "quant.c"
            include "tree.c"
            include "vp8.c"
            include "vp8l.c"
            include "webp.c"
            srcDir "src/dsp"
            include "alpha_processing.c"
            include "alpha_processing_mips_dsp_r2.c"
            include "alpha_processing_sse2.c"
            include "alpha_processing_sse41.c"
            include "argb.c"
            include "argb_mips_dsp_r2.c"
            include "argb_sse2.c"
            include "cpu.c"
            include "dec.c"
            include "dec_clip_tables.c"
            include "dec_mips32.c"
            include "dec_mips_dsp_r2.c"
            include "dec_msa.c"
            include "dec_neon.$NEON"
            include "dec_sse2.c"
            include "dec_sse41.c"
            include "filters.c"
            include "filters_mips_dsp_r2.c"
            include "filters_msa.c"
            include "filters_sse2.c"
            include "lossless.c"
            include "lossless_mips_dsp_r2.c"
            include "lossless_msa.c"
            include "lossless_neon.$NEON"
            include "lossless_sse2.c"
            include "rescaler.c"
            include "rescaler_mips32.c"
            include "rescaler_mips_dsp_r2.c"
            include "rescaler_msa.c"
            include "rescaler_neon.$NEON"
            include "rescaler_sse2.c"
            include "upsampling.c"
            include "upsampling_mips_dsp_r2.c"
            include "upsampling_msa.c"
            include "upsampling_neon.$NEON"
            include "upsampling_sse2.c"
            include "yuv.c"
            include "yuv_mips32.c"
            include "yuv_mips_dsp_r2.c"
            include "yuv_sse2.c"
            srcDir "src/utils"
            include "ans.c"
            include "bit_reader.c"
            include "color_cache.c"
            include "filters.c"
            include "huffman.c"
            include "quant_levels_dec.c"
            include "random.c"
            include "rescaler.c"
            include "thread.c"
            include "utils.c"
            srcDir "src/dsp"
            include "cost.c"
            include "cost_mips32.c"
            include "cost_mips_dsp_r2.c"
            include "cost_sse2.c"
            include "enc.c"
            include "enc_avx2.c"
            include "enc_mips32.c"
            include "enc_mips_dsp_r2.c"
            include "enc_msa.c"
            include "enc_neon.$NEON"
            include "enc_sse2.c"
            include "enc_sse41.c"
            include "lossless_enc.c"
            include "lossless_enc_mips32.c"
            include "lossless_enc_mips_dsp_r2.c"
            include "lossless_enc_msa.c"
            include "lossless_enc_neon.$NEON"
            include "lossless_enc_sse2.c"
            include "lossless_enc_sse41.c"
            srcDir "src/enc"
            include "alpha.c"
            include "analysis.c"
            include "backward_references.c"
            include "config.c"
            include "cost.c"
            include "delta_palettization.c"
            include "filter.c"
            include "frame.c"
            include "histogram.c"
            include "iterator.c"
            include "near_lossless.c"
            include "picture.c"
            include "picture_csp.c"
            include "picture_psnr.c"
            include "picture_rescale.c"
            include "picture_tools.c"
            include "quant.c"
            include "syntax.c"
            include "token.c"
            include "tree.c"
            include "vp8l.c"
            include "webpenc.c"
            srcDir "src/utils"
            include "bit_writer.c"
            include "huffman_encode.c"
            include "quant_levels.c"
          }
          exportedHeaders {
            srcDir "src"
          }
        }
      }
    }

    webpdemux(NativeLibrarySpec) {
      sources {
        c {
          source {
            srcDir "src/demux"
            include "anim_decode.c"
            include "demux.c"
          }
        }
      }
    }

    webpmux(NativeLibrarySpec) {
      sources {
        c {
          source {
            srcDir "src/mux/"
            include "anim_encode.c"
            include "muxedit.c"
            include "muxinternal.c"
            include "muxread.c"
          }
        }
      }
    }

    // Executables from examples.
    example_util(NativeLibrarySpec) {
      binaries {
        all {
          lib library: "webp", linkage: "static"
        }
      }
      sources {
        c {
          source {
            srcDir "./examples"
            include "example_util.c"
          }
        }
      }
    }

    imageio_util(NativeLibrarySpec) {
      binaries {
        all {
          lib library: "webp", linkage: "static"
        }
      }
      sources {
        c {
          source {
            srcDir "./imageio"
            include "imageio_util.c"
          }
        }
      }
    }

    imagedec(NativeLibrarySpec) {
      binaries {
        all {
          lib library: "webp", linkage: "static"
        }
      }
      sources {
        c {
          source {
            srcDir "./imageio"
            include "image_dec.c"
            include "jpegdec.c"
            include "metadata.c"
            include "pngdec.c"
            include "tiffdec.c"
            include "webpdec.c"
          }
        }
      }
    }
    cwebp(NativeExecutableSpec) {
      binaries {
        all {
          lib library: "example_util", linkage: "static"
          lib library: "imagedec", linkage: "static"
          lib library: "imageio_util", linkage: "static"
          lib library: "webp", linkage: "static"
        }
      }
      sources {
        c {
          source {
            srcDir "./examples"
            include "cwebp.c"
          }
        }
      }
    }

    dwebp(NativeExecutableSpec) {
      binaries {
        all {
          lib library: "example_util", linkage: "static"
          lib library: "imagedec", linkage: "static"
          lib library: "imageio_util", linkage: "static"
          lib library: "webp"
        }
      }
      sources {
        c {
          source {
              srcDir "./examples"
              include "dwebp.c"
          }
        }
      }
    }

    webpmux_example(NativeExecutableSpec) {
      binaries {
        all {
          lib library: "example_util", linkage: "static"
          lib library: "imageio_util", linkage: "static"
          lib library: "webpmux", linkage: "static"
          lib library: "webp"
        }
      }
      sources {
        c {
          source {
            srcDir "./examples"
            include "webpmux.c"
          }
        }
      }
    }
  }
  tasks {
    // Task to test all possible configurations.
    buildAllExecutables(Task) {
      dependsOn $.binaries.findAll { it.buildable }
    }
  }
}

// Task to generate the wrapper.
task wrapper(type: Wrapper) {
  gradleVersion = '2.13'
}