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4991ef2f9d
Also includes the fix for upstream issue #288 to avoid crashes on some older Win7 systems. Differential Revision: https://phabricator.services.mozilla.com/D7758 --HG-- rename : media/libjpeg/simd/jsimd_arm.c => media/libjpeg/simd/arm/jsimd.c rename : media/libjpeg/simd/jsimd_arm_neon.S => media/libjpeg/simd/arm/jsimd_neon.S rename : media/libjpeg/simd/jsimd_arm64.c => media/libjpeg/simd/arm64/jsimd.c rename : media/libjpeg/simd/jsimd_arm64_neon.S => media/libjpeg/simd/arm64/jsimd_neon.S rename : media/libjpeg/simd/jccolext-mmx.asm => media/libjpeg/simd/i386/jccolext-mmx.asm rename : media/libjpeg/simd/jccolext-sse2.asm => media/libjpeg/simd/i386/jccolext-sse2.asm rename : media/libjpeg/simd/jccolor-mmx.asm => media/libjpeg/simd/i386/jccolor-mmx.asm rename : media/libjpeg/simd/jccolor-sse2.asm => media/libjpeg/simd/i386/jccolor-sse2.asm rename : media/libjpeg/simd/jcgray-mmx.asm => media/libjpeg/simd/i386/jcgray-mmx.asm rename : media/libjpeg/simd/jcgray-sse2.asm => media/libjpeg/simd/i386/jcgray-sse2.asm rename : media/libjpeg/simd/jcgryext-mmx.asm => media/libjpeg/simd/i386/jcgryext-mmx.asm rename : media/libjpeg/simd/jcgryext-sse2.asm => media/libjpeg/simd/i386/jcgryext-sse2.asm rename : media/libjpeg/simd/jchuff-sse2.asm => media/libjpeg/simd/i386/jchuff-sse2.asm rename : media/libjpeg/simd/jcsample-mmx.asm => media/libjpeg/simd/i386/jcsample-mmx.asm rename : media/libjpeg/simd/jcsample-sse2.asm => media/libjpeg/simd/i386/jcsample-sse2.asm rename : media/libjpeg/simd/jdcolext-mmx.asm => media/libjpeg/simd/i386/jdcolext-mmx.asm rename : media/libjpeg/simd/jdcolext-sse2.asm => media/libjpeg/simd/i386/jdcolext-sse2.asm rename : media/libjpeg/simd/jdcolor-mmx.asm => media/libjpeg/simd/i386/jdcolor-mmx.asm rename : media/libjpeg/simd/jdcolor-sse2.asm => media/libjpeg/simd/i386/jdcolor-sse2.asm rename : media/libjpeg/simd/jdmerge-mmx.asm => media/libjpeg/simd/i386/jdmerge-mmx.asm rename : media/libjpeg/simd/jdmerge-sse2.asm => media/libjpeg/simd/i386/jdmerge-sse2.asm rename : media/libjpeg/simd/jdmrgext-mmx.asm => media/libjpeg/simd/i386/jdmrgext-mmx.asm rename : media/libjpeg/simd/jdmrgext-sse2.asm => media/libjpeg/simd/i386/jdmrgext-sse2.asm rename : media/libjpeg/simd/jdsample-mmx.asm => media/libjpeg/simd/i386/jdsample-mmx.asm rename : media/libjpeg/simd/jdsample-sse2.asm => media/libjpeg/simd/i386/jdsample-sse2.asm rename : media/libjpeg/simd/jfdctflt-3dn.asm => media/libjpeg/simd/i386/jfdctflt-3dn.asm rename : media/libjpeg/simd/jfdctflt-sse.asm => media/libjpeg/simd/i386/jfdctflt-sse.asm rename : media/libjpeg/simd/jfdctfst-mmx.asm => media/libjpeg/simd/i386/jfdctfst-mmx.asm rename : media/libjpeg/simd/jfdctfst-sse2.asm => media/libjpeg/simd/i386/jfdctfst-sse2.asm rename : media/libjpeg/simd/jfdctint-mmx.asm => media/libjpeg/simd/i386/jfdctint-mmx.asm rename : media/libjpeg/simd/jfdctint-sse2.asm => media/libjpeg/simd/i386/jfdctint-sse2.asm rename : media/libjpeg/simd/jidctflt-3dn.asm => media/libjpeg/simd/i386/jidctflt-3dn.asm rename : media/libjpeg/simd/jidctflt-sse.asm => media/libjpeg/simd/i386/jidctflt-sse.asm rename : media/libjpeg/simd/jidctflt-sse2.asm => media/libjpeg/simd/i386/jidctflt-sse2.asm rename : media/libjpeg/simd/jidctfst-mmx.asm => media/libjpeg/simd/i386/jidctfst-mmx.asm rename : media/libjpeg/simd/jidctfst-sse2.asm => media/libjpeg/simd/i386/jidctfst-sse2.asm rename : media/libjpeg/simd/jidctint-mmx.asm => media/libjpeg/simd/i386/jidctint-mmx.asm rename : media/libjpeg/simd/jidctint-sse2.asm => media/libjpeg/simd/i386/jidctint-sse2.asm rename : media/libjpeg/simd/jidctred-mmx.asm => media/libjpeg/simd/i386/jidctred-mmx.asm rename : media/libjpeg/simd/jidctred-sse2.asm => media/libjpeg/simd/i386/jidctred-sse2.asm rename : media/libjpeg/simd/jquant-3dn.asm => media/libjpeg/simd/i386/jquant-3dn.asm rename : media/libjpeg/simd/jquant-mmx.asm => media/libjpeg/simd/i386/jquant-mmx.asm rename : media/libjpeg/simd/jquant-sse.asm => media/libjpeg/simd/i386/jquant-sse.asm rename : media/libjpeg/simd/jquantf-sse2.asm => media/libjpeg/simd/i386/jquantf-sse2.asm rename : media/libjpeg/simd/jquanti-sse2.asm => media/libjpeg/simd/i386/jquanti-sse2.asm rename : media/libjpeg/simd/jsimd_i386.c => media/libjpeg/simd/i386/jsimd.c rename : media/libjpeg/simd/jsimdcpu.asm => media/libjpeg/simd/i386/jsimdcpu.asm rename : media/libjpeg/simd/jsimd_mips.c => media/libjpeg/simd/mips/jsimd.c rename : media/libjpeg/simd/jsimd_mips_dspr2.S => media/libjpeg/simd/mips/jsimd_dspr2.S rename : media/libjpeg/simd/jsimd_mips_dspr2_asm.h => media/libjpeg/simd/mips/jsimd_dspr2_asm.h rename : media/libjpeg/simd/jcolsamp.inc => media/libjpeg/simd/nasm/jcolsamp.inc rename : media/libjpeg/simd/jdct.inc => media/libjpeg/simd/nasm/jdct.inc rename : media/libjpeg/simd/jpeg_nbits_table.inc => media/libjpeg/simd/nasm/jpeg_nbits_table.inc rename : media/libjpeg/simd/jsimdcfg.inc => media/libjpeg/simd/nasm/jsimdcfg.inc rename : media/libjpeg/simd/jsimdext.inc => media/libjpeg/simd/nasm/jsimdext.inc rename : media/libjpeg/simd/jccolext-altivec.c => media/libjpeg/simd/powerpc/jccolext-altivec.c rename : media/libjpeg/simd/jccolor-altivec.c => media/libjpeg/simd/powerpc/jccolor-altivec.c rename : media/libjpeg/simd/jcgray-altivec.c => media/libjpeg/simd/powerpc/jcgray-altivec.c rename : media/libjpeg/simd/jcgryext-altivec.c => media/libjpeg/simd/powerpc/jcgryext-altivec.c rename : media/libjpeg/simd/jcsample-altivec.c => media/libjpeg/simd/powerpc/jcsample-altivec.c rename : media/libjpeg/simd/jcsample.h => media/libjpeg/simd/powerpc/jcsample.h rename : media/libjpeg/simd/jdcolext-altivec.c => media/libjpeg/simd/powerpc/jdcolext-altivec.c rename : media/libjpeg/simd/jdcolor-altivec.c => media/libjpeg/simd/powerpc/jdcolor-altivec.c rename : media/libjpeg/simd/jdmerge-altivec.c => media/libjpeg/simd/powerpc/jdmerge-altivec.c rename : media/libjpeg/simd/jdmrgext-altivec.c => media/libjpeg/simd/powerpc/jdmrgext-altivec.c rename : media/libjpeg/simd/jdsample-altivec.c => media/libjpeg/simd/powerpc/jdsample-altivec.c rename : media/libjpeg/simd/jfdctfst-altivec.c => media/libjpeg/simd/powerpc/jfdctfst-altivec.c rename : media/libjpeg/simd/jfdctint-altivec.c => media/libjpeg/simd/powerpc/jfdctint-altivec.c rename : media/libjpeg/simd/jidctfst-altivec.c => media/libjpeg/simd/powerpc/jidctfst-altivec.c rename : media/libjpeg/simd/jidctint-altivec.c => media/libjpeg/simd/powerpc/jidctint-altivec.c rename : media/libjpeg/simd/jquanti-altivec.c => media/libjpeg/simd/powerpc/jquanti-altivec.c rename : media/libjpeg/simd/jsimd_powerpc.c => media/libjpeg/simd/powerpc/jsimd.c rename : media/libjpeg/simd/jsimd_altivec.h => media/libjpeg/simd/powerpc/jsimd_altivec.h rename : media/libjpeg/simd/jccolext-sse2-64.asm => media/libjpeg/simd/x86_64/jccolext-sse2.asm rename : media/libjpeg/simd/jccolor-sse2-64.asm => media/libjpeg/simd/x86_64/jccolor-sse2.asm rename : media/libjpeg/simd/jcgray-sse2-64.asm => media/libjpeg/simd/x86_64/jcgray-sse2.asm rename : media/libjpeg/simd/jcgryext-sse2-64.asm => media/libjpeg/simd/x86_64/jcgryext-sse2.asm rename : media/libjpeg/simd/jchuff-sse2-64.asm => media/libjpeg/simd/x86_64/jchuff-sse2.asm rename : media/libjpeg/simd/jcsample-sse2-64.asm => media/libjpeg/simd/x86_64/jcsample-sse2.asm rename : media/libjpeg/simd/jdcolext-sse2-64.asm => media/libjpeg/simd/x86_64/jdcolext-sse2.asm rename : media/libjpeg/simd/jdcolor-sse2-64.asm => media/libjpeg/simd/x86_64/jdcolor-sse2.asm rename : media/libjpeg/simd/jdmerge-sse2-64.asm => media/libjpeg/simd/x86_64/jdmerge-sse2.asm rename : media/libjpeg/simd/jdmrgext-sse2-64.asm => media/libjpeg/simd/x86_64/jdmrgext-sse2.asm rename : media/libjpeg/simd/jdsample-sse2-64.asm => media/libjpeg/simd/x86_64/jdsample-sse2.asm rename : media/libjpeg/simd/jfdctflt-sse-64.asm => media/libjpeg/simd/x86_64/jfdctflt-sse.asm rename : media/libjpeg/simd/jfdctfst-sse2-64.asm => media/libjpeg/simd/x86_64/jfdctfst-sse2.asm rename : media/libjpeg/simd/jfdctint-sse2-64.asm => media/libjpeg/simd/x86_64/jfdctint-sse2.asm rename : media/libjpeg/simd/jidctflt-sse2-64.asm => media/libjpeg/simd/x86_64/jidctflt-sse2.asm rename : media/libjpeg/simd/jidctfst-sse2-64.asm => media/libjpeg/simd/x86_64/jidctfst-sse2.asm rename : media/libjpeg/simd/jidctint-sse2-64.asm => media/libjpeg/simd/x86_64/jidctint-sse2.asm rename : media/libjpeg/simd/jidctred-sse2-64.asm => media/libjpeg/simd/x86_64/jidctred-sse2.asm rename : media/libjpeg/simd/jquantf-sse2-64.asm => media/libjpeg/simd/x86_64/jquantf-sse2.asm rename : media/libjpeg/simd/jquanti-sse2-64.asm => media/libjpeg/simd/x86_64/jquanti-sse2.asm rename : media/libjpeg/simd/jsimd_x86_64.c => media/libjpeg/simd/x86_64/jsimd.c extra : moz-landing-system : lando
294 lines
9.5 KiB
C
294 lines
9.5 KiB
C
/*
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* jdatadst.c
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*
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* This file was part of the Independent JPEG Group's software:
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* Copyright (C) 1994-1996, Thomas G. Lane.
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* Modified 2009-2012 by Guido Vollbeding.
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* libjpeg-turbo Modifications:
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* Copyright (C) 2013, 2016, D. R. Commander.
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* For conditions of distribution and use, see the accompanying README.ijg
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* file.
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*
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* This file contains compression data destination routines for the case of
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* emitting JPEG data to memory or to a file (or any stdio stream).
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* While these routines are sufficient for most applications,
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* some will want to use a different destination manager.
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* IMPORTANT: we assume that fwrite() will correctly transcribe an array of
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* JOCTETs into 8-bit-wide elements on external storage. If char is wider
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* than 8 bits on your machine, you may need to do some tweaking.
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*/
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/* this is not a core library module, so it doesn't define JPEG_INTERNALS */
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#include "jinclude.h"
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#include "jpeglib.h"
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#include "jerror.h"
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#ifndef HAVE_STDLIB_H /* <stdlib.h> should declare malloc(),free() */
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extern void *malloc(size_t size);
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extern void free(void *ptr);
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#endif
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/* Expanded data destination object for stdio output */
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typedef struct {
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struct jpeg_destination_mgr pub; /* public fields */
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FILE *outfile; /* target stream */
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JOCTET *buffer; /* start of buffer */
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} my_destination_mgr;
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typedef my_destination_mgr *my_dest_ptr;
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#define OUTPUT_BUF_SIZE 4096 /* choose an efficiently fwrite'able size */
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#if JPEG_LIB_VERSION >= 80 || defined(MEM_SRCDST_SUPPORTED)
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/* Expanded data destination object for memory output */
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typedef struct {
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struct jpeg_destination_mgr pub; /* public fields */
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unsigned char **outbuffer; /* target buffer */
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unsigned long *outsize;
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unsigned char *newbuffer; /* newly allocated buffer */
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JOCTET *buffer; /* start of buffer */
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size_t bufsize;
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} my_mem_destination_mgr;
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typedef my_mem_destination_mgr *my_mem_dest_ptr;
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#endif
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/*
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* Initialize destination --- called by jpeg_start_compress
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* before any data is actually written.
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*/
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METHODDEF(void)
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init_destination(j_compress_ptr cinfo)
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{
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my_dest_ptr dest = (my_dest_ptr)cinfo->dest;
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/* Allocate the output buffer --- it will be released when done with image */
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dest->buffer = (JOCTET *)
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(*cinfo->mem->alloc_small) ((j_common_ptr)cinfo, JPOOL_IMAGE,
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OUTPUT_BUF_SIZE * sizeof(JOCTET));
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dest->pub.next_output_byte = dest->buffer;
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dest->pub.free_in_buffer = OUTPUT_BUF_SIZE;
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}
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#if JPEG_LIB_VERSION >= 80 || defined(MEM_SRCDST_SUPPORTED)
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METHODDEF(void)
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init_mem_destination(j_compress_ptr cinfo)
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{
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/* no work necessary here */
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}
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#endif
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/*
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* Empty the output buffer --- called whenever buffer fills up.
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*
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* In typical applications, this should write the entire output buffer
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* (ignoring the current state of next_output_byte & free_in_buffer),
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* reset the pointer & count to the start of the buffer, and return TRUE
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* indicating that the buffer has been dumped.
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*
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* In applications that need to be able to suspend compression due to output
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* overrun, a FALSE return indicates that the buffer cannot be emptied now.
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* In this situation, the compressor will return to its caller (possibly with
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* an indication that it has not accepted all the supplied scanlines). The
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* application should resume compression after it has made more room in the
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* output buffer. Note that there are substantial restrictions on the use of
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* suspension --- see the documentation.
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*
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* When suspending, the compressor will back up to a convenient restart point
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* (typically the start of the current MCU). next_output_byte & free_in_buffer
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* indicate where the restart point will be if the current call returns FALSE.
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* Data beyond this point will be regenerated after resumption, so do not
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* write it out when emptying the buffer externally.
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*/
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METHODDEF(boolean)
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empty_output_buffer(j_compress_ptr cinfo)
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{
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my_dest_ptr dest = (my_dest_ptr)cinfo->dest;
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if (JFWRITE(dest->outfile, dest->buffer, OUTPUT_BUF_SIZE) !=
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(size_t)OUTPUT_BUF_SIZE)
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ERREXIT(cinfo, JERR_FILE_WRITE);
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dest->pub.next_output_byte = dest->buffer;
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dest->pub.free_in_buffer = OUTPUT_BUF_SIZE;
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return TRUE;
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}
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#if JPEG_LIB_VERSION >= 80 || defined(MEM_SRCDST_SUPPORTED)
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METHODDEF(boolean)
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empty_mem_output_buffer(j_compress_ptr cinfo)
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{
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size_t nextsize;
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JOCTET *nextbuffer;
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my_mem_dest_ptr dest = (my_mem_dest_ptr)cinfo->dest;
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/* Try to allocate new buffer with double size */
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nextsize = dest->bufsize * 2;
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nextbuffer = (JOCTET *)malloc(nextsize);
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if (nextbuffer == NULL)
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ERREXIT1(cinfo, JERR_OUT_OF_MEMORY, 10);
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MEMCOPY(nextbuffer, dest->buffer, dest->bufsize);
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if (dest->newbuffer != NULL)
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free(dest->newbuffer);
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dest->newbuffer = nextbuffer;
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dest->pub.next_output_byte = nextbuffer + dest->bufsize;
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dest->pub.free_in_buffer = dest->bufsize;
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dest->buffer = nextbuffer;
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dest->bufsize = nextsize;
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return TRUE;
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}
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#endif
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/*
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* Terminate destination --- called by jpeg_finish_compress
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* after all data has been written. Usually needs to flush buffer.
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*
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* NB: *not* called by jpeg_abort or jpeg_destroy; surrounding
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* application must deal with any cleanup that should happen even
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* for error exit.
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*/
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METHODDEF(void)
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term_destination(j_compress_ptr cinfo)
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{
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my_dest_ptr dest = (my_dest_ptr)cinfo->dest;
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size_t datacount = OUTPUT_BUF_SIZE - dest->pub.free_in_buffer;
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/* Write any data remaining in the buffer */
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if (datacount > 0) {
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if (JFWRITE(dest->outfile, dest->buffer, datacount) != datacount)
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ERREXIT(cinfo, JERR_FILE_WRITE);
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}
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fflush(dest->outfile);
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/* Make sure we wrote the output file OK */
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if (ferror(dest->outfile))
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ERREXIT(cinfo, JERR_FILE_WRITE);
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}
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#if JPEG_LIB_VERSION >= 80 || defined(MEM_SRCDST_SUPPORTED)
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METHODDEF(void)
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term_mem_destination(j_compress_ptr cinfo)
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{
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my_mem_dest_ptr dest = (my_mem_dest_ptr)cinfo->dest;
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*dest->outbuffer = dest->buffer;
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*dest->outsize = (unsigned long)(dest->bufsize - dest->pub.free_in_buffer);
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}
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#endif
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/*
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* Prepare for output to a stdio stream.
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* The caller must have already opened the stream, and is responsible
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* for closing it after finishing compression.
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*/
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GLOBAL(void)
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jpeg_stdio_dest(j_compress_ptr cinfo, FILE *outfile)
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{
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my_dest_ptr dest;
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/* The destination object is made permanent so that multiple JPEG images
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* can be written to the same file without re-executing jpeg_stdio_dest.
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*/
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if (cinfo->dest == NULL) { /* first time for this JPEG object? */
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cinfo->dest = (struct jpeg_destination_mgr *)
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(*cinfo->mem->alloc_small) ((j_common_ptr)cinfo, JPOOL_PERMANENT,
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sizeof(my_destination_mgr));
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} else if (cinfo->dest->init_destination != init_destination) {
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/* It is unsafe to reuse the existing destination manager unless it was
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* created by this function. Otherwise, there is no guarantee that the
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* opaque structure is the right size. Note that we could just create a
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* new structure, but the old structure would not be freed until
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* jpeg_destroy_compress() was called.
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*/
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ERREXIT(cinfo, JERR_BUFFER_SIZE);
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}
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dest = (my_dest_ptr)cinfo->dest;
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dest->pub.init_destination = init_destination;
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dest->pub.empty_output_buffer = empty_output_buffer;
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dest->pub.term_destination = term_destination;
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dest->outfile = outfile;
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}
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#if JPEG_LIB_VERSION >= 80 || defined(MEM_SRCDST_SUPPORTED)
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/*
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* Prepare for output to a memory buffer.
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* The caller may supply an own initial buffer with appropriate size.
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* Otherwise, or when the actual data output exceeds the given size,
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* the library adapts the buffer size as necessary.
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* The standard library functions malloc/free are used for allocating
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* larger memory, so the buffer is available to the application after
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* finishing compression, and then the application is responsible for
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* freeing the requested memory.
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* Note: An initial buffer supplied by the caller is expected to be
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* managed by the application. The library does not free such buffer
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* when allocating a larger buffer.
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*/
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GLOBAL(void)
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jpeg_mem_dest(j_compress_ptr cinfo, unsigned char **outbuffer,
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unsigned long *outsize)
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{
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my_mem_dest_ptr dest;
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if (outbuffer == NULL || outsize == NULL) /* sanity check */
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ERREXIT(cinfo, JERR_BUFFER_SIZE);
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/* The destination object is made permanent so that multiple JPEG images
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* can be written to the same buffer without re-executing jpeg_mem_dest.
|
|
*/
|
|
if (cinfo->dest == NULL) { /* first time for this JPEG object? */
|
|
cinfo->dest = (struct jpeg_destination_mgr *)
|
|
(*cinfo->mem->alloc_small) ((j_common_ptr)cinfo, JPOOL_PERMANENT,
|
|
sizeof(my_mem_destination_mgr));
|
|
} else if (cinfo->dest->init_destination != init_mem_destination) {
|
|
/* It is unsafe to reuse the existing destination manager unless it was
|
|
* created by this function.
|
|
*/
|
|
ERREXIT(cinfo, JERR_BUFFER_SIZE);
|
|
}
|
|
|
|
dest = (my_mem_dest_ptr)cinfo->dest;
|
|
dest->pub.init_destination = init_mem_destination;
|
|
dest->pub.empty_output_buffer = empty_mem_output_buffer;
|
|
dest->pub.term_destination = term_mem_destination;
|
|
dest->outbuffer = outbuffer;
|
|
dest->outsize = outsize;
|
|
dest->newbuffer = NULL;
|
|
|
|
if (*outbuffer == NULL || *outsize == 0) {
|
|
/* Allocate initial buffer */
|
|
dest->newbuffer = *outbuffer = (unsigned char *)malloc(OUTPUT_BUF_SIZE);
|
|
if (dest->newbuffer == NULL)
|
|
ERREXIT1(cinfo, JERR_OUT_OF_MEMORY, 10);
|
|
*outsize = OUTPUT_BUF_SIZE;
|
|
}
|
|
|
|
dest->pub.next_output_byte = dest->buffer = *outbuffer;
|
|
dest->pub.free_in_buffer = dest->bufsize = *outsize;
|
|
}
|
|
#endif
|