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Code Issues Releases Activity

Remove libpostproc.

Browse Source 
This library does not fit into Libav as a whole and its code is just a
maintenance burden.  Furthermore it is now available as an external project,
which completely obviates any reason to keep it around.

URL: http://git.videolan.org/?p=libpostproc.git
This commit is contained in:
Diego Biurrun
2012-02-23 17:17:01 +01:00
parent 01cb62aba2
commit b315042c8c
15 changed files with 3 additions and 6227 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
.gitignore vendored
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@@ -24,7 +24,6 @@ libavfilter/libavfilter*
libavformat/libavformat*
libavutil/avconfig.h
libavutil/libavutil*
libpostproc/libpostproc*
libswscale/libswscale*
tests/audiogen
tests/base64

1
Changelog
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@@ -9,6 +9,7 @@ version <next>:
- CDXL demuxer and decoder
- Apple ProRes encoder
- Sun Rasterfile Encoder
- remove libpostproc
version 0.8:

1
LICENSE
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@@ -13,7 +13,6 @@ configure to activate them. In this case, Libav's license changes to GPL v2+.
Specifically, the GPL parts of Libav are
- libpostproc
- optional x86 optimizations in the files
libavcodec/x86/idct_mmx.c
- the X11 grabber in libavdevice/x11grab.c

3
Makefile
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@@ -20,7 +20,7 @@ $(foreach VAR,$(SILENT),$(eval override $(VAR) = @$($(VAR))))
$(eval INSTALL = @$(call ECHO,INSTALL,$$(^:$(SRC_PATH)/%=%)); $(INSTALL))
endif
ALLFFLIBS = avcodec avdevice avfilter avformat avutil postproc swscale
ALLFFLIBS = avcodec avdevice avfilter avformat avutil swscale
IFLAGS := -I. -I$(SRC_PATH)
CPPFLAGS := $(IFLAGS) $(CPPFLAGS)
@@ -72,7 +72,6 @@ FFLIBS-$(CONFIG_AVDEVICE) += avdevice
FFLIBS-$(CONFIG_AVFILTER) += avfilter
FFLIBS-$(CONFIG_AVFORMAT) += avformat
FFLIBS-$(CONFIG_AVCODEC) += avcodec
FFLIBS-$(CONFIG_POSTPROC) += postproc
FFLIBS-$(CONFIG_SWSCALE) += swscale
FFLIBS := avutil

6
cmdutils.c
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@@ -33,9 +33,6 @@
#include "libavfilter/avfilter.h"
#include "libavdevice/avdevice.h"
#include "libswscale/swscale.h"
#if CONFIG_POSTPROC
#include "libpostproc/postprocess.h"
#endif
#include "libavutil/avstring.h"
#include "libavutil/mathematics.h"
#include "libavutil/parseutils.h"
@@ -496,9 +493,6 @@ static void print_all_libs_info(int flags, int level)
PRINT_LIB_INFO(avdevice, AVDEVICE, flags, level);
PRINT_LIB_INFO(avfilter, AVFILTER, flags, level);
PRINT_LIB_INFO(swscale, SWSCALE, flags, level);
#if CONFIG_POSTPROC
PRINT_LIB_INFO(postproc, POSTPROC, flags, level);
#endif
}
void show_banner(void)

8
configure vendored
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@@ -88,7 +88,6 @@ Configuration options:
--disable-avcodec disable libavcodec build
--disable-avformat disable libavformat build
--disable-swscale disable libswscale build
--enable-postproc enable libpostproc build (deprecated) [no]
--disable-avfilter disable video filter support [no]
--disable-pthreads disable pthreads [auto]
--disable-w32threads disable Win32 threads [auto]
@@ -974,7 +973,6 @@ CONFIG_LIST="
nonfree
openssl
pic
postproc
rdft
rtpdec
runtime_cpudetect
@@ -1532,7 +1530,6 @@ yadif_filter_deps="gpl"
# libraries
avdevice_deps="avcodec avformat"
avformat_deps="avcodec"
postproc_deps="gpl"
# programs
avconv_deps="avcodec avformat swscale"
@@ -3066,7 +3063,7 @@ enabled extra_warnings && check_cflags -Winline
# add some linker flags
check_ldflags -Wl,--warn-common
check_ldflags -Wl,-rpath-link=libpostproc:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil
check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil
test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
enabled xmm_clobber_test && \
@@ -3222,7 +3219,6 @@ echo "optimize for size ${small-no}"
echo "optimizations ${optimizations-no}"
echo "static ${static-no}"
echo "shared ${shared-no}"
echo "postprocessing support ${postproc-no}"
echo "new filter support ${avfilter-no}"
echo "network support ${network-no}"
echo "threading support ${thread_type-no}"
@@ -3374,7 +3370,6 @@ get_version LIBAVDEVICE libavdevice/avdevice.h
get_version LIBAVFILTER libavfilter/version.h
get_version LIBAVFORMAT libavformat/version.h
get_version LIBAVUTIL libavutil/avutil.h
get_version LIBPOSTPROC libpostproc/postprocess.h
get_version LIBSWSCALE libswscale/swscale.h
cat > $TMPH <<EOF
@@ -3493,5 +3488,4 @@ pkgconfig_generate libavcodec "Libav codec library" "$LIBAVCODEC_VERSION" "$extr
pkgconfig_generate libavformat "Libav container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
pkgconfig_generate libavdevice "Libav device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
pkgconfig_generate libavfilter "Libav video filtering library" "$LIBAVFILTER_VERSION" "$extralibs"
pkgconfig_generate libpostproc "Libav postprocessing library" "$LIBPOSTPROC_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
pkgconfig_generate libswscale "Libav image rescaling library" "$LIBSWSCALE_VERSION" "$LIBM" "libavutil = $LIBAVUTIL_VERSION"

1
doc/APIchanges
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@@ -6,7 +6,6 @@ libavcodec: 2012-01-27
libavdevice: 2011-04-18
libavfilter: 2011-04-18
libavformat: 2012-01-27
libpostproc: 2011-04-18 (deprecated, to be removed later)
libswscale: 2011-06-20
libavutil: 2011-04-18

1
libavutil/avutil.h
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@@ -39,7 +39,6 @@
* @li @ref libavf "libavformat" I/O and muxing/demuxing library
* @li @ref lavd "libavdevice" special devices muxing/demuxing library
* @li @ref lavu "libavutil" common utility library
* @li @subpage libpostproc post processing library
* @li @subpage libswscale color conversion and scaling library
*
*/

6
libpostproc/Makefile
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@@ -1,6 +0,0 @@
NAME = postproc
FFLIBS = avutil
HEADERS = postprocess.h
OBJS = postprocess.o

4
libpostproc/libpostproc.v
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@@ -1,4 +0,0 @@
LIBPOSTPROC_$MAJOR {
global: postproc_*; pp_*;
local: *;
};

1071
libpostproc/postprocess.c
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104
libpostproc/postprocess.h
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@@ -1,104 +0,0 @@
/*
* Copyright (C) 2001-2003 Michael Niedermayer (michaelni@gmx.at)
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef POSTPROC_POSTPROCESS_H
#define POSTPROC_POSTPROCESS_H
/**
* @file
* @brief
* external postprocessing API
*/
#include "libavutil/avutil.h"
#define LIBPOSTPROC_VERSION_MAJOR 52
#define LIBPOSTPROC_VERSION_MINOR 0
#define LIBPOSTPROC_VERSION_MICRO 0
#define LIBPOSTPROC_VERSION_INT AV_VERSION_INT(LIBPOSTPROC_VERSION_MAJOR, \
LIBPOSTPROC_VERSION_MINOR, \
LIBPOSTPROC_VERSION_MICRO)
#define LIBPOSTPROC_VERSION AV_VERSION(LIBPOSTPROC_VERSION_MAJOR, \
LIBPOSTPROC_VERSION_MINOR, \
LIBPOSTPROC_VERSION_MICRO)
#define LIBPOSTPROC_BUILD LIBPOSTPROC_VERSION_INT
#define LIBPOSTPROC_IDENT "postproc" AV_STRINGIFY(LIBPOSTPROC_VERSION)
/**
* Return the LIBPOSTPROC_VERSION_INT constant.
*/
unsigned postproc_version(void);
/**
* Return the libpostproc build-time configuration.
*/
const char *postproc_configuration(void);
/**
* Return the libpostproc license.
*/
const char *postproc_license(void);
#define PP_QUALITY_MAX 6
#define QP_STORE_T int8_t
#include <inttypes.h>
typedef void pp_context;
typedef void pp_mode;
extern const char pp_help[]; ///< a simple help text
void pp_postprocess(const uint8_t * src[3], const int srcStride[3],
uint8_t * dst[3], const int dstStride[3],
int horizontalSize, int verticalSize,
const QP_STORE_T *QP_store, int QP_stride,
pp_mode *mode, pp_context *ppContext, int pict_type);
/**
* Return a pp_mode or NULL if an error occurred.
*
* @param name the string after "-pp" on the command line
* @param quality a number from 0 to PP_QUALITY_MAX
*/
pp_mode *pp_get_mode_by_name_and_quality(const char *name, int quality);
void pp_free_mode(pp_mode *mode);
pp_context *pp_get_context(int width, int height, int flags);
void pp_free_context(pp_context *ppContext);
#define PP_CPU_CAPS_MMX 0x80000000
#define PP_CPU_CAPS_MMX2 0x20000000
#define PP_CPU_CAPS_3DNOW 0x40000000
#define PP_CPU_CAPS_ALTIVEC 0x10000000
#define PP_FORMAT 0x00000008
#define PP_FORMAT_420 (0x00000011|PP_FORMAT)
#define PP_FORMAT_422 (0x00000001|PP_FORMAT)
#define PP_FORMAT_411 (0x00000002|PP_FORMAT)
#define PP_FORMAT_444 (0x00000000|PP_FORMAT)
#define PP_PICT_TYPE_QP2 0x00000010 ///< MPEG2 style QScale
#endif /* POSTPROC_POSTPROCESS_H */

1210
libpostproc/postprocess_altivec_template.c
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179
libpostproc/postprocess_internal.h
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@@ -1,179 +0,0 @@
/*
* Copyright (C) 2001-2002 Michael Niedermayer (michaelni@gmx.at)
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* internal api header.
*/
#ifndef POSTPROC_POSTPROCESS_INTERNAL_H
#define POSTPROC_POSTPROCESS_INTERNAL_H
#include <string.h>
#include "libavutil/avutil.h"
#include "libavutil/log.h"
#include "postprocess.h"
#define V_DEBLOCK 0x01
#define H_DEBLOCK 0x02
#define DERING 0x04
#define LEVEL_FIX 0x08 ///< Brightness & Contrast
#define LUM_V_DEBLOCK V_DEBLOCK // 1
#define LUM_H_DEBLOCK H_DEBLOCK // 2
#define CHROM_V_DEBLOCK (V_DEBLOCK<<4) // 16
#define CHROM_H_DEBLOCK (H_DEBLOCK<<4) // 32
#define LUM_DERING DERING // 4
#define CHROM_DERING (DERING<<4) // 64
#define LUM_LEVEL_FIX LEVEL_FIX // 8
#define CHROM_LEVEL_FIX (LEVEL_FIX<<4) // 128 (not implemented yet)
// Experimental vertical filters
#define V_X1_FILTER 0x0200 // 512
#define V_A_DEBLOCK 0x0400
// Experimental horizontal filters
#define H_X1_FILTER 0x2000 // 8192
#define H_A_DEBLOCK 0x4000
/// select between full y range (255-0) or standart one (234-16)
#define FULL_Y_RANGE 0x8000 // 32768
//Deinterlacing Filters
#define LINEAR_IPOL_DEINT_FILTER 0x10000 // 65536
#define LINEAR_BLEND_DEINT_FILTER 0x20000 // 131072
#define CUBIC_BLEND_DEINT_FILTER 0x8000 // (not implemented yet)
#define CUBIC_IPOL_DEINT_FILTER 0x40000 // 262144
#define MEDIAN_DEINT_FILTER 0x80000 // 524288
#define FFMPEG_DEINT_FILTER 0x400000
#define LOWPASS5_DEINT_FILTER 0x800000
#define TEMP_NOISE_FILTER 0x100000
#define FORCE_QUANT 0x200000
//use if you want a faster postprocessing code
//cannot differentiate between chroma & luma filters (both on or both off)
//obviously the -pp option on the command line has no effect except turning the here selected
//filters on
//#define COMPILE_TIME_MODE 0x77
static inline int CLIP(int a){
if(a&256) return ((a)>>31)^(-1);
else return a;
}
/**
* Postprocessng filter.
*/
struct PPFilter{
const char *shortName;
const char *longName;
int chromDefault; ///< is chrominance filtering on by default if this filter is manually activated
int minLumQuality; ///< minimum quality to turn luminance filtering on
int minChromQuality; ///< minimum quality to turn chrominance filtering on
int mask; ///< Bitmask to turn this filter on
};
/**
* Postprocessng mode.
*/
typedef struct PPMode{
int lumMode; ///< acivates filters for luminance
int chromMode; ///< acivates filters for chrominance
int error; ///< non zero on error
int minAllowedY; ///< for brigtness correction
int maxAllowedY; ///< for brihtness correction
float maxClippedThreshold; ///< amount of "black" you are willing to lose to get a brightness-corrected picture
int maxTmpNoise[3]; ///< for Temporal Noise Reducing filter (Maximal sum of abs differences)
int baseDcDiff;
int flatnessThreshold;
int forcedQuant; ///< quantizer if FORCE_QUANT is used
} PPMode;
/**
* postprocess context.
*/
typedef struct PPContext{
/**
* info on struct for av_log
*/
const AVClass *av_class;
uint8_t *tempBlocks; ///<used for the horizontal code
/**
* luma histogram.
* we need 64bit here otherwise we'll going to have a problem
* after watching a black picture for 5 hours
*/
uint64_t *yHistogram;
DECLARE_ALIGNED(8, uint64_t, packedYOffset);
DECLARE_ALIGNED(8, uint64_t, packedYScale);
/** Temporal noise reducing buffers */
uint8_t *tempBlurred[3];
int32_t *tempBlurredPast[3];
/** Temporary buffers for handling the last row(s) */
uint8_t *tempDst;
uint8_t *tempSrc;
uint8_t *deintTemp;
DECLARE_ALIGNED(8, uint64_t, pQPb);
DECLARE_ALIGNED(8, uint64_t, pQPb2);
DECLARE_ALIGNED(8, uint64_t, mmxDcOffset)[64];
DECLARE_ALIGNED(8, uint64_t, mmxDcThreshold)[64];
QP_STORE_T *stdQPTable; ///< used to fix MPEG2 style qscale
QP_STORE_T *nonBQPTable;
QP_STORE_T *forcedQPTable;
int QP;
int nonBQP;
int frameNum;
int cpuCaps;
int qpStride; ///<size of qp buffers (needed to realloc them if needed)
int stride; ///<size of some buffers (needed to realloc them if needed)
int hChromaSubSample;
int vChromaSubSample;
PPMode ppMode;
} PPContext;
static inline void linecpy(void *dest, const void *src, int lines, int stride) {
if (stride > 0) {
memcpy(dest, src, lines*stride);
} else {
memcpy((uint8_t*)dest+(lines-1)*stride, (const uint8_t*)src+(lines-1)*stride, -lines*stride);
}
}
#endif /* POSTPROC_POSTPROCESS_INTERNAL_H */

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libpostproc/postprocess_template.c
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