| Index: third_party/libjpeg/jcapimin.c
|
| diff --git a/third_party/libjpeg/jcapimin.c b/third_party/libjpeg/jcapimin.c
|
| deleted file mode 100644
|
| index 54fb8c58c5656947c285fc8d98d5c23815aec1eb..0000000000000000000000000000000000000000
|
| --- a/third_party/libjpeg/jcapimin.c
|
| +++ /dev/null
|
| @@ -1,280 +0,0 @@
|
| -/*
|
| - * jcapimin.c
|
| - *
|
| - * Copyright (C) 1994-1998, Thomas G. Lane.
|
| - * This file is part of the Independent JPEG Group's software.
|
| - * For conditions of distribution and use, see the accompanying README file.
|
| - *
|
| - * This file contains application interface code for the compression half
|
| - * of the JPEG library. These are the "minimum" API routines that may be
|
| - * needed in either the normal full-compression case or the transcoding-only
|
| - * case.
|
| - *
|
| - * Most of the routines intended to be called directly by an application
|
| - * are in this file or in jcapistd.c. But also see jcparam.c for
|
| - * parameter-setup helper routines, jcomapi.c for routines shared by
|
| - * compression and decompression, and jctrans.c for the transcoding case.
|
| - */
|
| -
|
| -#define JPEG_INTERNALS
|
| -#include "jinclude.h"
|
| -#include "jpeglib.h"
|
| -
|
| -
|
| -/*
|
| - * Initialization of a JPEG compression object.
|
| - * The error manager must already be set up (in case memory manager fails).
|
| - */
|
| -
|
| -GLOBAL(void)
|
| -jpeg_CreateCompress (j_compress_ptr cinfo, int version, size_t structsize)
|
| -{
|
| - int i;
|
| -
|
| - /* Guard against version mismatches between library and caller. */
|
| - cinfo->mem = NULL; /* so jpeg_destroy knows mem mgr not called */
|
| - if (version != JPEG_LIB_VERSION)
|
| - ERREXIT2(cinfo, JERR_BAD_LIB_VERSION, JPEG_LIB_VERSION, version);
|
| - if (structsize != SIZEOF(struct jpeg_compress_struct))
|
| - ERREXIT2(cinfo, JERR_BAD_STRUCT_SIZE,
|
| - (int) SIZEOF(struct jpeg_compress_struct), (int) structsize);
|
| -
|
| - /* For debugging purposes, we zero the whole master structure.
|
| - * But the application has already set the err pointer, and may have set
|
| - * client_data, so we have to save and restore those fields.
|
| - * Note: if application hasn't set client_data, tools like Purify may
|
| - * complain here.
|
| - */
|
| - {
|
| - struct jpeg_error_mgr * err = cinfo->err;
|
| - void * client_data = cinfo->client_data; /* ignore Purify complaint here */
|
| - MEMZERO(cinfo, SIZEOF(struct jpeg_compress_struct));
|
| - cinfo->err = err;
|
| - cinfo->client_data = client_data;
|
| - }
|
| - cinfo->is_decompressor = FALSE;
|
| -
|
| - /* Initialize a memory manager instance for this object */
|
| - jinit_memory_mgr((j_common_ptr) cinfo);
|
| -
|
| - /* Zero out pointers to permanent structures. */
|
| - cinfo->progress = NULL;
|
| - cinfo->dest = NULL;
|
| -
|
| - cinfo->comp_info = NULL;
|
| -
|
| - for (i = 0; i < NUM_QUANT_TBLS; i++)
|
| - cinfo->quant_tbl_ptrs[i] = NULL;
|
| -
|
| - for (i = 0; i < NUM_HUFF_TBLS; i++) {
|
| - cinfo->dc_huff_tbl_ptrs[i] = NULL;
|
| - cinfo->ac_huff_tbl_ptrs[i] = NULL;
|
| - }
|
| -
|
| - cinfo->script_space = NULL;
|
| -
|
| - cinfo->input_gamma = 1.0; /* in case application forgets */
|
| -
|
| - /* OK, I'm ready */
|
| - cinfo->global_state = CSTATE_START;
|
| -}
|
| -
|
| -
|
| -/*
|
| - * Destruction of a JPEG compression object
|
| - */
|
| -
|
| -GLOBAL(void)
|
| -jpeg_destroy_compress (j_compress_ptr cinfo)
|
| -{
|
| - jpeg_destroy((j_common_ptr) cinfo); /* use common routine */
|
| -}
|
| -
|
| -
|
| -/*
|
| - * Abort processing of a JPEG compression operation,
|
| - * but don't destroy the object itself.
|
| - */
|
| -
|
| -GLOBAL(void)
|
| -jpeg_abort_compress (j_compress_ptr cinfo)
|
| -{
|
| - jpeg_abort((j_common_ptr) cinfo); /* use common routine */
|
| -}
|
| -
|
| -
|
| -/*
|
| - * Forcibly suppress or un-suppress all quantization and Huffman tables.
|
| - * Marks all currently defined tables as already written (if suppress)
|
| - * or not written (if !suppress). This will control whether they get emitted
|
| - * by a subsequent jpeg_start_compress call.
|
| - *
|
| - * This routine is exported for use by applications that want to produce
|
| - * abbreviated JPEG datastreams. It logically belongs in jcparam.c, but
|
| - * since it is called by jpeg_start_compress, we put it here --- otherwise
|
| - * jcparam.o would be linked whether the application used it or not.
|
| - */
|
| -
|
| -GLOBAL(void)
|
| -jpeg_suppress_tables (j_compress_ptr cinfo, boolean suppress)
|
| -{
|
| - int i;
|
| - JQUANT_TBL * qtbl;
|
| - JHUFF_TBL * htbl;
|
| -
|
| - for (i = 0; i < NUM_QUANT_TBLS; i++) {
|
| - if ((qtbl = cinfo->quant_tbl_ptrs[i]) != NULL)
|
| - qtbl->sent_table = suppress;
|
| - }
|
| -
|
| - for (i = 0; i < NUM_HUFF_TBLS; i++) {
|
| - if ((htbl = cinfo->dc_huff_tbl_ptrs[i]) != NULL)
|
| - htbl->sent_table = suppress;
|
| - if ((htbl = cinfo->ac_huff_tbl_ptrs[i]) != NULL)
|
| - htbl->sent_table = suppress;
|
| - }
|
| -}
|
| -
|
| -
|
| -/*
|
| - * Finish JPEG compression.
|
| - *
|
| - * If a multipass operating mode was selected, this may do a great deal of
|
| - * work including most of the actual output.
|
| - */
|
| -
|
| -GLOBAL(void)
|
| -jpeg_finish_compress (j_compress_ptr cinfo)
|
| -{
|
| - JDIMENSION iMCU_row;
|
| -
|
| - if (cinfo->global_state == CSTATE_SCANNING ||
|
| - cinfo->global_state == CSTATE_RAW_OK) {
|
| - /* Terminate first pass */
|
| - if (cinfo->next_scanline < cinfo->image_height)
|
| - ERREXIT(cinfo, JERR_TOO_LITTLE_DATA);
|
| - (*cinfo->master->finish_pass) (cinfo);
|
| - } else if (cinfo->global_state != CSTATE_WRCOEFS)
|
| - ERREXIT1(cinfo, JERR_BAD_STATE, cinfo->global_state);
|
| - /* Perform any remaining passes */
|
| - while (! cinfo->master->is_last_pass) {
|
| - (*cinfo->master->prepare_for_pass) (cinfo);
|
| - for (iMCU_row = 0; iMCU_row < cinfo->total_iMCU_rows; iMCU_row++) {
|
| - if (cinfo->progress != NULL) {
|
| - cinfo->progress->pass_counter = (long) iMCU_row;
|
| - cinfo->progress->pass_limit = (long) cinfo->total_iMCU_rows;
|
| - (*cinfo->progress->progress_monitor) ((j_common_ptr) cinfo);
|
| - }
|
| - /* We bypass the main controller and invoke coef controller directly;
|
| - * all work is being done from the coefficient buffer.
|
| - */
|
| - if (! (*cinfo->coef->compress_data) (cinfo, (JSAMPIMAGE) NULL))
|
| - ERREXIT(cinfo, JERR_CANT_SUSPEND);
|
| - }
|
| - (*cinfo->master->finish_pass) (cinfo);
|
| - }
|
| - /* Write EOI, do final cleanup */
|
| - (*cinfo->marker->write_file_trailer) (cinfo);
|
| - (*cinfo->dest->term_destination) (cinfo);
|
| - /* We can use jpeg_abort to release memory and reset global_state */
|
| - jpeg_abort((j_common_ptr) cinfo);
|
| -}
|
| -
|
| -
|
| -/*
|
| - * Write a special marker.
|
| - * This is only recommended for writing COM or APPn markers.
|
| - * Must be called after jpeg_start_compress() and before
|
| - * first call to jpeg_write_scanlines() or jpeg_write_raw_data().
|
| - */
|
| -
|
| -GLOBAL(void)
|
| -jpeg_write_marker (j_compress_ptr cinfo, int marker,
|
| - const JOCTET *dataptr, unsigned int datalen)
|
| -{
|
| - JMETHOD(void, write_marker_byte, (j_compress_ptr info, int val));
|
| -
|
| - if (cinfo->next_scanline != 0 ||
|
| - (cinfo->global_state != CSTATE_SCANNING &&
|
| - cinfo->global_state != CSTATE_RAW_OK &&
|
| - cinfo->global_state != CSTATE_WRCOEFS))
|
| - ERREXIT1(cinfo, JERR_BAD_STATE, cinfo->global_state);
|
| -
|
| - (*cinfo->marker->write_marker_header) (cinfo, marker, datalen);
|
| - write_marker_byte = cinfo->marker->write_marker_byte; /* copy for speed */
|
| - while (datalen--) {
|
| - (*write_marker_byte) (cinfo, *dataptr);
|
| - dataptr++;
|
| - }
|
| -}
|
| -
|
| -/* Same, but piecemeal. */
|
| -
|
| -GLOBAL(void)
|
| -jpeg_write_m_header (j_compress_ptr cinfo, int marker, unsigned int datalen)
|
| -{
|
| - if (cinfo->next_scanline != 0 ||
|
| - (cinfo->global_state != CSTATE_SCANNING &&
|
| - cinfo->global_state != CSTATE_RAW_OK &&
|
| - cinfo->global_state != CSTATE_WRCOEFS))
|
| - ERREXIT1(cinfo, JERR_BAD_STATE, cinfo->global_state);
|
| -
|
| - (*cinfo->marker->write_marker_header) (cinfo, marker, datalen);
|
| -}
|
| -
|
| -GLOBAL(void)
|
| -jpeg_write_m_byte (j_compress_ptr cinfo, int val)
|
| -{
|
| - (*cinfo->marker->write_marker_byte) (cinfo, val);
|
| -}
|
| -
|
| -
|
| -/*
|
| - * Alternate compression function: just write an abbreviated table file.
|
| - * Before calling this, all parameters and a data destination must be set up.
|
| - *
|
| - * To produce a pair of files containing abbreviated tables and abbreviated
|
| - * image data, one would proceed as follows:
|
| - *
|
| - * initialize JPEG object
|
| - * set JPEG parameters
|
| - * set destination to table file
|
| - * jpeg_write_tables(cinfo);
|
| - * set destination to image file
|
| - * jpeg_start_compress(cinfo, FALSE);
|
| - * write data...
|
| - * jpeg_finish_compress(cinfo);
|
| - *
|
| - * jpeg_write_tables has the side effect of marking all tables written
|
| - * (same as jpeg_suppress_tables(..., TRUE)). Thus a subsequent start_compress
|
| - * will not re-emit the tables unless it is passed write_all_tables=TRUE.
|
| - */
|
| -
|
| -GLOBAL(void)
|
| -jpeg_write_tables (j_compress_ptr cinfo)
|
| -{
|
| - if (cinfo->global_state != CSTATE_START)
|
| - ERREXIT1(cinfo, JERR_BAD_STATE, cinfo->global_state);
|
| -
|
| - /* (Re)initialize error mgr and destination modules */
|
| - (*cinfo->err->reset_error_mgr) ((j_common_ptr) cinfo);
|
| - (*cinfo->dest->init_destination) (cinfo);
|
| - /* Initialize the marker writer ... bit of a crock to do it here. */
|
| - jinit_marker_writer(cinfo);
|
| - /* Write them tables! */
|
| - (*cinfo->marker->write_tables_only) (cinfo);
|
| - /* And clean up. */
|
| - (*cinfo->dest->term_destination) (cinfo);
|
| - /*
|
| - * In library releases up through v6a, we called jpeg_abort() here to free
|
| - * any working memory allocated by the destination manager and marker
|
| - * writer. Some applications had a problem with that: they allocated space
|
| - * of their own from the library memory manager, and didn't want it to go
|
| - * away during write_tables. So now we do nothing. This will cause a
|
| - * memory leak if an app calls write_tables repeatedly without doing a full
|
| - * compression cycle or otherwise resetting the JPEG object. However, that
|
| - * seems less bad than unexpectedly freeing memory in the normal case.
|
| - * An app that prefers the old behavior can call jpeg_abort for itself after
|
| - * each call to jpeg_write_tables().
|
| - */
|
| -}
|
|
|