mirror of
https://github.com/webmproject/libwebp.git
synced 2024-12-26 13:48:21 +01:00
e8ab6a825a
This function returns a rough estimation of the quality factor used for compressing the WebP bitstream. Simple command line: 'webp_quality [-quiet] in.webp' should print the estimated quality factor. Change-Id: Ifba3e489461f5a587003ac9f08cc7556e9b24ac2
432 lines
13 KiB
Plaintext
432 lines
13 KiB
Plaintext
# This makefile is a simpler alternative to the autoconf-based build
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# system, for simple local building of the libraries and tools.
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# It will not install the libraries system-wide, but just create the 'cwebp'
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# and 'dwebp' tools in the examples/ directory, along with the static
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# libraries 'src/libwebp.a', 'src/libwebpdecoder.a', 'src/mux/libwebpmux.a',
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# 'src/demux/libwebpdemux.a' and 'extras/libwebpextras.a'.
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#
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# To build the library and examples, use:
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# make -f makefile.unix
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# from this top directory.
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#### Customizable part ####
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# These flags assume you have libpng, libjpeg, libtiff and libgif installed. If
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# not, either follow the install instructions below or just comment out the next
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# four lines.
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EXTRA_FLAGS= -DWEBP_HAVE_PNG -DWEBP_HAVE_JPEG -DWEBP_HAVE_TIFF
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DWEBP_LIBS= -lpng -lz
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CWEBP_LIBS= $(DWEBP_LIBS) -ljpeg -ltiff
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GIF_LIBS = -lgif
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ifeq ($(strip $(shell uname)), Darwin)
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# Work around a problem linking tables marked as common symbols,
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# cf., src/enc/yuv.[hc]
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# Failure observed with: gcc 4.2.1 and 4.0.1.
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EXTRA_FLAGS += -fno-common
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EXTRA_FLAGS += -DHAVE_GLUT_GLUT_H
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EXTRA_FLAGS += -I/opt/local/include
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EXTRA_LIBS += -L/opt/local/lib
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GL_LIBS = -framework GLUT -framework OpenGL
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else
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GL_LIBS = -lglut -lGL
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endif
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# To install libraries on Mac OS X:
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# 1. Install MacPorts (http://www.macports.org/install.php)
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# 2. Run "sudo port install jpeg"
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# 3. Run "sudo port install libpng"
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# 4. Run "sudo port install tiff"
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# 5. Run "sudo port install giflib"
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# To install libraries on Linux:
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# 1. Run "sudo apt-get install libjpeg62-dev"
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# 2. Run "sudo apt-get install libpng12-dev"
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# 3. Run "sudo apt-get install libtiff4-dev"
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# 4. Run "sudo apt-get install libgif-dev"
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# Uncomment for build for 32bit platform
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# Alternatively, you can just use the command
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# 'make -f makefile.unix EXTRA_FLAGS=-m32' to that effect.
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# EXTRA_FLAGS += -m32
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# Extra flags to enable experimental features and code
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# EXTRA_FLAGS += -DWEBP_EXPERIMENTAL_FEATURES
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# Extra flags to enable byte swap for 16 bit colorspaces.
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# EXTRA_FLAGS += -DWEBP_SWAP_16BIT_CSP
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# Extra flags to enable multi-threading
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EXTRA_FLAGS += -DWEBP_USE_THREAD
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EXTRA_LIBS += -lpthread
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# Control symbol visibility. Comment out if your compiler doesn't support it.
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EXTRA_FLAGS += -fvisibility=hidden
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# Extra flags to emulate C89 strictness with the full ANSI
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EXTRA_FLAGS += -Wextra -Wold-style-definition
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EXTRA_FLAGS += -Wmissing-prototypes
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EXTRA_FLAGS += -Wmissing-declarations
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EXTRA_FLAGS += -Wdeclaration-after-statement
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EXTRA_FLAGS += -Wshadow
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EXTRA_FLAGS += -Wformat-security -Wformat-nonliteral
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# EXTRA_FLAGS += -Wvla
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# SSE4.1-specific flags:
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ifeq ($(HAVE_SSE41), 1)
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EXTRA_FLAGS += -DWEBP_HAVE_SSE41
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src/dsp/%_sse41.o: EXTRA_FLAGS += -msse4.1
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endif
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# AVX2-specific flags:
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ifeq ($(HAVE_AVX2), 1)
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EXTRA_FLAGS += -DWEBP_HAVE_AVX2
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src/dsp/%_avx2.o: EXTRA_FLAGS += -mavx2
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endif
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# NEON-specific flags:
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# EXTRA_FLAGS += -march=armv7-a -mfloat-abi=hard -mfpu=neon -mtune=cortex-a8
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# -> seems to make the overall lib slower: -fno-split-wide-types
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# MIPS (MSA) 32-bit build specific flags for mips32r5 (p5600):
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# EXTRA_FLAGS += -mips32r5 -mabi=32 -mtune=p5600 -mmsa -mfp64
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# EXTRA_FLAGS += -msched-weight -mload-store-pairs
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# MIPS (MSA) 64-bit build specific flags for mips64r6 (i6400):
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# EXTRA_FLAGS += -mips64r6 -mabi=64 -mtune=i6400 -mmsa -mfp64
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# EXTRA_FLAGS += -msched-weight -mload-store-pairs
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#### Nothing should normally be changed below this line ####
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AR = ar
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ARFLAGS = r
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CPPFLAGS = -Isrc/ -Wall
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CFLAGS = -O3 -DNDEBUG $(EXTRA_FLAGS)
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CC = gcc
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INSTALL = install
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GROFF = /usr/bin/groff
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COL = /usr/bin/col
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LDFLAGS = $(EXTRA_LIBS) $(EXTRA_FLAGS) -lm
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ANIM_UTIL_OBJS = \
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examples/anim_util.o \
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DEC_OBJS = \
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src/dec/alpha.o \
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src/dec/buffer.o \
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src/dec/frame.o \
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src/dec/idec.o \
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src/dec/io.o \
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src/dec/quant.o \
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src/dec/tree.o \
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src/dec/vp8.o \
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src/dec/vp8l.o \
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src/dec/webp.o \
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DEMUX_OBJS = \
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src/demux/anim_decode.o \
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src/demux/demux.o \
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DSP_DEC_OBJS = \
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src/dsp/alpha_processing.o \
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src/dsp/alpha_processing_mips_dsp_r2.o \
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src/dsp/alpha_processing_sse2.o \
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src/dsp/alpha_processing_sse41.o \
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src/dsp/cpu.o \
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src/dsp/dec.o \
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src/dsp/dec_clip_tables.o \
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src/dsp/dec_mips32.o \
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src/dsp/dec_mips_dsp_r2.o \
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src/dsp/dec_msa.o \
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src/dsp/dec_neon.o \
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src/dsp/dec_sse2.o \
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src/dsp/dec_sse41.o \
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src/dsp/filters.o \
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src/dsp/filters_mips_dsp_r2.o \
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src/dsp/filters_msa.o \
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src/dsp/filters_sse2.o \
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src/dsp/lossless.o \
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src/dsp/lossless_mips_dsp_r2.o \
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src/dsp/lossless_msa.o \
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src/dsp/lossless_neon.o \
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src/dsp/lossless_sse2.o \
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src/dsp/rescaler.o \
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src/dsp/rescaler_mips32.o \
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src/dsp/rescaler_mips_dsp_r2.o \
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src/dsp/rescaler_msa.o \
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src/dsp/rescaler_neon.o \
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src/dsp/rescaler_sse2.o \
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src/dsp/upsampling.o \
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src/dsp/upsampling_mips_dsp_r2.o \
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src/dsp/upsampling_neon.o \
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src/dsp/upsampling_sse2.o \
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src/dsp/yuv.o \
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src/dsp/yuv_mips32.o \
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src/dsp/yuv_mips_dsp_r2.o \
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src/dsp/yuv_sse2.o \
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DSP_ENC_OBJS = \
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src/dsp/argb.o \
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src/dsp/argb_mips_dsp_r2.o \
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src/dsp/argb_sse2.o \
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src/dsp/cost.o \
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src/dsp/cost_mips32.o \
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src/dsp/cost_mips_dsp_r2.o \
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src/dsp/cost_sse2.o \
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src/dsp/enc.o \
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src/dsp/enc_avx2.o \
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src/dsp/enc_mips32.o \
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src/dsp/enc_mips_dsp_r2.o \
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src/dsp/enc_msa.o \
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src/dsp/enc_neon.o \
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src/dsp/enc_sse2.o \
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src/dsp/enc_sse41.o \
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src/dsp/lossless_enc.o \
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src/dsp/lossless_enc_mips32.o \
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src/dsp/lossless_enc_mips_dsp_r2.o \
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src/dsp/lossless_enc_msa.o \
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src/dsp/lossless_enc_neon.o \
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src/dsp/lossless_enc_sse2.o \
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src/dsp/lossless_enc_sse41.o \
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ENC_OBJS = \
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src/enc/alpha.o \
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src/enc/analysis.o \
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src/enc/backward_references.o \
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src/enc/config.o \
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src/enc/cost.o \
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src/enc/delta_palettization.o \
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src/enc/filter.o \
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src/enc/frame.o \
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src/enc/histogram.o \
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src/enc/iterator.o \
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src/enc/near_lossless.o \
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src/enc/picture.o \
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src/enc/picture_csp.o \
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src/enc/picture_psnr.o \
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src/enc/picture_rescale.o \
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src/enc/picture_tools.o \
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src/enc/quant.o \
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src/enc/syntax.o \
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src/enc/token.o \
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src/enc/tree.o \
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src/enc/vp8l.o \
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src/enc/webpenc.o \
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EX_FORMAT_DEC_OBJS = \
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imageio/image_dec.o \
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imageio/jpegdec.o \
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imageio/metadata.o \
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imageio/pngdec.o \
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imageio/tiffdec.o \
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imageio/webpdec.o \
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EX_UTIL_OBJS = \
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imageio/example_util.o \
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GIFDEC_OBJS = \
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examples/gifdec.o \
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MUX_OBJS = \
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src/mux/anim_encode.o \
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src/mux/muxedit.o \
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src/mux/muxinternal.o \
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src/mux/muxread.o \
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UTILS_DEC_OBJS = \
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src/utils/bit_reader.o \
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src/utils/color_cache.o \
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src/utils/filters.o \
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src/utils/huffman.o \
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src/utils/quant_levels_dec.o \
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src/utils/random.o \
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src/utils/rescaler.o \
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src/utils/thread.o \
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src/utils/utils.o \
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UTILS_ENC_OBJS = \
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src/utils/bit_writer.o \
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src/utils/huffman_encode.o \
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src/utils/quant_levels.o \
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EXTRA_OBJS = \
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extras/extras.o \
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extras/quality_estimate.o \
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LIBWEBPDECODER_OBJS = $(DEC_OBJS) $(DSP_DEC_OBJS) $(UTILS_DEC_OBJS)
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LIBWEBP_OBJS = $(LIBWEBPDECODER_OBJS) $(ENC_OBJS) $(DSP_ENC_OBJS) \
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$(UTILS_ENC_OBJS)
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LIBWEBPMUX_OBJS = $(MUX_OBJS)
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LIBWEBPDEMUX_OBJS = $(DEMUX_OBJS)
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LIBWEBPEXTRA_OBJS = $(EXTRA_OBJS)
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HDRS_INSTALLED = \
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src/webp/decode.h \
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src/webp/demux.h \
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src/webp/encode.h \
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src/webp/mux.h \
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src/webp/mux_types.h \
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src/webp/types.h \
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HDRS = \
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src/dec/alphai.h \
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src/dec/common.h \
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src/dec/decode_vp8.h \
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src/dec/vp8i.h \
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src/dec/vp8li.h \
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src/dec/webpi.h \
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src/dsp/common_sse2.h \
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src/dsp/dsp.h \
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src/dsp/lossless.h \
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src/dsp/mips_macro.h \
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src/dsp/msa_macro.h \
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src/dsp/neon.h \
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src/dsp/yuv.h \
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src/enc/backward_references.h \
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src/enc/cost.h \
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src/enc/delta_palettization.h \
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src/enc/histogram.h \
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src/enc/vp8enci.h \
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src/enc/vp8li.h \
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src/mux/muxi.h \
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src/utils/bit_reader.h \
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src/utils/bit_reader_inl.h \
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src/utils/bit_writer.h \
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src/utils/color_cache.h \
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src/utils/endian_inl.h \
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src/utils/filters.h \
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src/utils/huffman.h \
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src/utils/huffman_encode.h \
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src/utils/quant_levels.h \
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src/utils/quant_levels_dec.h \
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src/utils/random.h \
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src/utils/rescaler.h \
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src/utils/thread.h \
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src/utils/utils.h \
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src/webp/format_constants.h \
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$(HDRS_INSTALLED) \
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OUT_LIBS = imageio/libexample_util.a imageio/libimagedec.a src/libwebpdecoder.a
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OUT_LIBS += src/libwebp.a
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EXTRA_LIB = extras/libwebpextras.a
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OUT_EXAMPLES = examples/cwebp examples/dwebp
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EXTRA_EXAMPLES = examples/gif2webp examples/vwebp examples/webpmux \
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examples/anim_diff
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OTHER_EXAMPLES = extras/get_disto extras/webp_quality
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OUTPUT = $(OUT_LIBS) $(OUT_EXAMPLES)
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ifeq ($(MAKECMDGOALS),clean)
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OUTPUT += $(EXTRA_EXAMPLES) $(OTHER_EXAMPLES)
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OUTPUT += src/demux/libwebpdemux.a src/mux/libwebpmux.a $(EXTRA_LIB)
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OUTPUT += examples/libgifdec.a examples/libanim_util.a
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endif
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ex: $(OUT_EXAMPLES)
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all: ex $(EXTRA_EXAMPLES) $(OTHER_EXAMPLES)
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extras: $(EXTRA_LIB)
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$(EX_FORMAT_DEC_OBJS): %.o: %.h
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# special dependencies:
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# tree.c/vp8.c/bit_reader.c <-> bit_reader_inl.h, endian_inl.h
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# bit_writer.c <-> endian_inl.h
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src/dec/tree.o: src/utils/bit_reader_inl.h src/utils/endian_inl.h
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src/dec/vp8.o: src/utils/bit_reader_inl.h src/utils/endian_inl.h
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src/utils/bit_reader.o: src/utils/bit_reader_inl.h src/utils/endian_inl.h
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src/utils/bit_writer.o: src/utils/endian_inl.h
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%.o: %.c $(HDRS)
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$(CC) $(CFLAGS) $(CPPFLAGS) -c $< -o $@
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examples/libanim_util.a: $(ANIM_UTIL_OBJS)
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examples/libgifdec.a: $(GIFDEC_OBJS)
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extras/libwebpextras.a: $(LIBWEBPEXTRA_OBJS)
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imageio/libexample_util.a: $(EX_UTIL_OBJS)
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imageio/libimagedec.a: $(EX_FORMAT_DEC_OBJS)
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src/libwebpdecoder.a: $(LIBWEBPDECODER_OBJS)
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src/libwebp.a: $(LIBWEBP_OBJS)
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src/mux/libwebpmux.a: $(LIBWEBPMUX_OBJS)
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src/demux/libwebpdemux.a: $(LIBWEBPDEMUX_OBJS)
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%.a:
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$(AR) $(ARFLAGS) $@ $^
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examples/anim_diff: examples/anim_diff.o $(ANIM_UTIL_OBJS) $(GIFDEC_OBJS)
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examples/cwebp: examples/cwebp.o
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examples/dwebp: examples/dwebp.o
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examples/gif2webp: examples/gif2webp.o $(GIFDEC_OBJS)
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examples/vwebp: examples/vwebp.o
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examples/webpmux: examples/webpmux.o
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examples/anim_diff: examples/libanim_util.a examples/libgifdec.a
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examples/anim_diff: src/demux/libwebpdemux.a imageio/libexample_util.a
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examples/anim_diff: src/libwebp.a
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examples/anim_diff: EXTRA_LIBS += $(GIF_LIBS)
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examples/anim_diff: EXTRA_FLAGS += -DWEBP_HAVE_GIF
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examples/cwebp: imageio/libexample_util.a imageio/libimagedec.a
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examples/cwebp: src/libwebp.a
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examples/cwebp: EXTRA_LIBS += $(CWEBP_LIBS)
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examples/dwebp: imageio/libexample_util.a src/libwebpdecoder.a
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examples/dwebp: EXTRA_LIBS += $(DWEBP_LIBS)
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examples/gif2webp: imageio/libexample_util.a examples/libgifdec.a
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examples/gif2webp: src/mux/libwebpmux.a src/libwebp.a
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examples/gif2webp: EXTRA_LIBS += $(GIF_LIBS)
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examples/gif2webp: EXTRA_FLAGS += -DWEBP_HAVE_GIF
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examples/vwebp: imageio/libexample_util.a src/demux/libwebpdemux.a
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examples/vwebp: src/libwebp.a
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examples/vwebp: EXTRA_LIBS += $(GL_LIBS)
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examples/vwebp: EXTRA_FLAGS += -DWEBP_HAVE_GL
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examples/webpmux: imageio/libexample_util.a src/mux/libwebpmux.a
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examples/webpmux: src/libwebpdecoder.a
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extras/get_disto: extras/get_disto.o
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extras/get_disto: imageio/libimagedec.a
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extras/get_disto: imageio/libexample_util.a
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extras/get_disto: src/libwebp.a $(EXTRA_LIB)
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extras/get_disto: EXTRA_LIBS += $(CWEBP_LIBS)
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extras/webp_quality: extras/webp_quality.o
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extras/webp_quality: imageio/libimagedec.a
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extras/webp_quality: imageio/libexample_util.a
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extras/webp_quality: src/libwebp.a $(EXTRA_LIB)
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extras/get_disto: EXTRA_LIBS += $(CWEBP_LIBS)
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$(OUT_EXAMPLES) $(EXTRA_EXAMPLES) $(OTHER_EXAMPLES):
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$(CC) -o $@ $^ $(LDFLAGS)
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dist: DESTDIR := dist
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dist: OUT_EXAMPLES += $(EXTRA_EXAMPLES)
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dist: all
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$(INSTALL) -m755 -d $(DESTDIR)/include/webp \
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$(DESTDIR)/bin $(DESTDIR)/doc $(DESTDIR)/lib
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$(INSTALL) -m755 -s $(OUT_EXAMPLES) $(DESTDIR)/bin
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$(INSTALL) -m644 $(HDRS_INSTALLED) $(DESTDIR)/include/webp
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$(INSTALL) -m644 src/libwebp.a $(DESTDIR)/lib
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$(INSTALL) -m644 src/demux/libwebpdemux.a $(DESTDIR)/lib
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$(INSTALL) -m644 src/mux/libwebpmux.a $(DESTDIR)/lib
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umask 022; \
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for m in man/[cdv]webp.1 man/gif2webp.1 man/webpmux.1; do \
|
|
basenam=$$(basename $$m .1); \
|
|
$(GROFF) -t -e -man -T utf8 $$m \
|
|
| $(COL) -bx >$(DESTDIR)/doc/$${basenam}.txt; \
|
|
$(GROFF) -t -e -man -T html $$m \
|
|
| $(COL) -bx >$(DESTDIR)/doc/$${basenam}.html; \
|
|
done
|
|
|
|
clean:
|
|
$(RM) $(OUTPUT) *~ \
|
|
examples/*.o examples/*~ \
|
|
extras/*.o extras/*~ \
|
|
imageio/*.o imageio/*~ \
|
|
src/dec/*.o src/dec/*~ \
|
|
src/demux/*.o src/demux/*~ \
|
|
src/dsp/*.o src/dsp/*~ \
|
|
src/enc/*.o src/enc/*~ \
|
|
src/mux/*.o src/mux/*~ \
|
|
src/utils/*.o src/utils/*~ \
|
|
src/webp/*~ man/*~ doc/*~ swig/*~ \
|
|
|
|
.PHONY: all clean dist ex
|
|
.SUFFIXES:
|