*/
LOCAL(boolean)
-use_merged_upsample (j_decompress_ptr cinfo)
+use_merged_upsample(j_decompress_ptr cinfo)
{
#ifdef UPSAMPLE_MERGING_SUPPORTED
/* Merging is the equivalent of plain box-filter upsampling */
/* jdmerge.c only supports YCC=>RGB and YCC=>RGB565 color conversion */
if (cinfo->jpeg_color_space != JCS_YCbCr || cinfo->num_components != 3 ||
(cinfo->out_color_space != JCS_RGB &&
- cinfo->out_color_space != JCS_RGB565 &&
- cinfo->out_color_space != JCS_EXT_RGB &&
- cinfo->out_color_space != JCS_EXT_RGBX &&
- cinfo->out_color_space != JCS_EXT_BGR &&
- cinfo->out_color_space != JCS_EXT_BGRX &&
- cinfo->out_color_space != JCS_EXT_XBGR &&
- cinfo->out_color_space != JCS_EXT_XRGB &&
- cinfo->out_color_space != JCS_EXT_RGBA &&
- cinfo->out_color_space != JCS_EXT_BGRA &&
- cinfo->out_color_space != JCS_EXT_ABGR &&
- cinfo->out_color_space != JCS_EXT_ARGB))
+ cinfo->out_color_space != JCS_RGB565 &&
+ cinfo->out_color_space != JCS_EXT_RGB &&
+ cinfo->out_color_space != JCS_EXT_RGBX &&
+ cinfo->out_color_space != JCS_EXT_BGR &&
+ cinfo->out_color_space != JCS_EXT_BGRX &&
+ cinfo->out_color_space != JCS_EXT_XBGR &&
+ cinfo->out_color_space != JCS_EXT_XRGB &&
+ cinfo->out_color_space != JCS_EXT_RGBA &&
+ cinfo->out_color_space != JCS_EXT_BGRA &&
+ cinfo->out_color_space != JCS_EXT_ABGR &&
+ cinfo->out_color_space != JCS_EXT_ARGB))
return FALSE;
if ((cinfo->out_color_space == JCS_RGB565 &&
- cinfo->out_color_components != 3) ||
+ cinfo->out_color_components != 3) ||
(cinfo->out_color_space != JCS_RGB565 &&
- cinfo->out_color_components != rgb_pixelsize[cinfo->out_color_space]))
+ cinfo->out_color_components != rgb_pixelsize[cinfo->out_color_space]))
return FALSE;
/* and it only handles 2h1v or 2h2v sampling ratios */
if (cinfo->comp_info[0].h_samp_factor != 2 ||
#else
LOCAL(void)
#endif
-jpeg_core_output_dimensions (j_decompress_ptr cinfo)
+jpeg_core_output_dimensions(j_decompress_ptr cinfo)
/* Do computations that are needed before master selection phase.
* This function is used for transcoding and full decompression.
*/
if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom) {
/* Provide 1/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 1;
cinfo->_min_DCT_v_scaled_size = 1;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 2) {
/* Provide 2/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 2L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 2L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 2L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 2L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 2;
cinfo->_min_DCT_v_scaled_size = 2;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 3) {
/* Provide 3/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 3L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 3L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 3L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 3L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 3;
cinfo->_min_DCT_v_scaled_size = 3;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 4) {
/* Provide 4/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 4L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 4L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 4L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 4L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 4;
cinfo->_min_DCT_v_scaled_size = 4;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 5) {
/* Provide 5/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 5L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 5L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 5L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 5L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 5;
cinfo->_min_DCT_v_scaled_size = 5;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 6) {
/* Provide 6/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 6L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 6L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 6L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 6L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 6;
cinfo->_min_DCT_v_scaled_size = 6;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 7) {
/* Provide 7/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 7L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 7L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 7L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 7L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 7;
cinfo->_min_DCT_v_scaled_size = 7;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 8) {
/* Provide 8/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 8L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 8L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 8L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 8L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 8;
cinfo->_min_DCT_v_scaled_size = 8;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 9) {
/* Provide 9/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 9L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 9L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 9L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 9L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 9;
cinfo->_min_DCT_v_scaled_size = 9;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 10) {
/* Provide 10/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 10L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 10L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 10L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 10L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 10;
cinfo->_min_DCT_v_scaled_size = 10;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 11) {
/* Provide 11/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 11L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 11L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 11L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 11L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 11;
cinfo->_min_DCT_v_scaled_size = 11;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 12) {
/* Provide 12/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 12L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 12L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 12L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 12L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 12;
cinfo->_min_DCT_v_scaled_size = 12;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 13) {
/* Provide 13/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 13L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 13L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 13L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 13L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 13;
cinfo->_min_DCT_v_scaled_size = 13;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 14) {
/* Provide 14/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 14L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 14L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 14L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 14L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 14;
cinfo->_min_DCT_v_scaled_size = 14;
} else if (cinfo->scale_num * DCTSIZE <= cinfo->scale_denom * 15) {
/* Provide 15/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 15L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 15L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 15L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 15L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 15;
cinfo->_min_DCT_v_scaled_size = 15;
} else {
/* Provide 16/block_size scaling */
cinfo->output_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width * 16L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_width * 16L, (long)DCTSIZE);
cinfo->output_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height * 16L, (long) DCTSIZE);
+ jdiv_round_up((long)cinfo->image_height * 16L, (long)DCTSIZE);
cinfo->_min_DCT_h_scaled_size = 16;
cinfo->_min_DCT_v_scaled_size = 16;
}
*/
GLOBAL(void)
-jpeg_calc_output_dimensions (j_decompress_ptr cinfo)
+jpeg_calc_output_dimensions(j_decompress_ptr cinfo)
/* Do computations that are needed before master selection phase */
{
#ifdef IDCT_SCALING_SUPPORTED
ci++, compptr++) {
/* Size in samples, after IDCT scaling */
compptr->downsampled_width = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_width *
- (long) (compptr->h_samp_factor * compptr->_DCT_scaled_size),
- (long) (cinfo->max_h_samp_factor * DCTSIZE));
+ jdiv_round_up((long)cinfo->image_width *
+ (long)(compptr->h_samp_factor * compptr->_DCT_scaled_size),
+ (long)(cinfo->max_h_samp_factor * DCTSIZE));
compptr->downsampled_height = (JDIMENSION)
- jdiv_round_up((long) cinfo->image_height *
- (long) (compptr->v_samp_factor * compptr->_DCT_scaled_size),
- (long) (cinfo->max_v_samp_factor * DCTSIZE));
+ jdiv_round_up((long)cinfo->image_height *
+ (long)(compptr->v_samp_factor * compptr->_DCT_scaled_size),
+ (long)(cinfo->max_v_samp_factor * DCTSIZE));
}
#else /* !IDCT_SCALING_SUPPORTED */
*/
LOCAL(void)
-prepare_range_limit_table (j_decompress_ptr cinfo)
+prepare_range_limit_table(j_decompress_ptr cinfo)
/* Allocate and fill in the sample_range_limit table */
{
JSAMPLE *table;
int i;
table = (JSAMPLE *)
- (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_IMAGE,
- (5 * (MAXJSAMPLE+1) + CENTERJSAMPLE) * sizeof(JSAMPLE));
- table += (MAXJSAMPLE+1); /* allow negative subscripts of simple table */
+ (*cinfo->mem->alloc_small) ((j_common_ptr)cinfo, JPOOL_IMAGE,
+ (5 * (MAXJSAMPLE + 1) + CENTERJSAMPLE) * sizeof(JSAMPLE));
+ table += (MAXJSAMPLE + 1); /* allow negative subscripts of simple table */
cinfo->sample_range_limit = table;
/* First segment of "simple" table: limit[x] = 0 for x < 0 */
- MEMZERO(table - (MAXJSAMPLE+1), (MAXJSAMPLE+1) * sizeof(JSAMPLE));
+ MEMZERO(table - (MAXJSAMPLE + 1), (MAXJSAMPLE + 1) * sizeof(JSAMPLE));
/* Main part of "simple" table: limit[x] = x */
for (i = 0; i <= MAXJSAMPLE; i++)
- table[i] = (JSAMPLE) i;
+ table[i] = (JSAMPLE)i;
table += CENTERJSAMPLE; /* Point to where post-IDCT table starts */
/* End of simple table, rest of first half of post-IDCT table */
- for (i = CENTERJSAMPLE; i < 2*(MAXJSAMPLE+1); i++)
+ for (i = CENTERJSAMPLE; i < 2 * (MAXJSAMPLE + 1); i++)
table[i] = MAXJSAMPLE;
/* Second half of post-IDCT table */
- MEMZERO(table + (2 * (MAXJSAMPLE+1)),
- (2 * (MAXJSAMPLE+1) - CENTERJSAMPLE) * sizeof(JSAMPLE));
- MEMCOPY(table + (4 * (MAXJSAMPLE+1) - CENTERJSAMPLE),
+ MEMZERO(table + (2 * (MAXJSAMPLE + 1)),
+ (2 * (MAXJSAMPLE + 1) - CENTERJSAMPLE) * sizeof(JSAMPLE));
+ MEMCOPY(table + (4 * (MAXJSAMPLE + 1) - CENTERJSAMPLE),
cinfo->sample_range_limit, CENTERJSAMPLE * sizeof(JSAMPLE));
}
*/
LOCAL(void)
-master_selection (j_decompress_ptr cinfo)
+master_selection(j_decompress_ptr cinfo)
{
- my_master_ptr master = (my_master_ptr) cinfo->master;
+ my_master_ptr master = (my_master_ptr)cinfo->master;
boolean use_c_buffer;
long samplesperrow;
JDIMENSION jd_samplesperrow;
prepare_range_limit_table(cinfo);
/* Width of an output scanline must be representable as JDIMENSION. */
- samplesperrow = (long) cinfo->output_width * (long) cinfo->out_color_components;
- jd_samplesperrow = (JDIMENSION) samplesperrow;
- if ((long) jd_samplesperrow != samplesperrow)
+ samplesperrow = (long)cinfo->output_width *
+ (long)cinfo->out_color_components;
+ jd_samplesperrow = (JDIMENSION)samplesperrow;
+ if ((long)jd_samplesperrow != samplesperrow)
ERREXIT(cinfo, JERR_WIDTH_OVERFLOW);
/* Initialize my private state */
master->quantizer_1pass = NULL;
master->quantizer_2pass = NULL;
/* No mode changes if not using buffered-image mode. */
- if (! cinfo->quantize_colors || ! cinfo->buffered_image) {
+ if (!cinfo->quantize_colors || !cinfo->buffered_image) {
cinfo->enable_1pass_quant = FALSE;
cinfo->enable_external_quant = FALSE;
cinfo->enable_2pass_quant = FALSE;
}
/* Post-processing: in particular, color conversion first */
- if (! cinfo->raw_data_out) {
+ if (!cinfo->raw_data_out) {
if (master->using_merged_upsample) {
#ifdef UPSAMPLE_MERGING_SUPPORTED
jinit_merged_upsampler(cinfo); /* does color conversion too */
use_c_buffer = cinfo->inputctl->has_multiple_scans || cinfo->buffered_image;
jinit_d_coef_controller(cinfo, use_c_buffer);
- if (! cinfo->raw_data_out)
+ if (!cinfo->raw_data_out)
jinit_d_main_controller(cinfo, FALSE /* never need full buffer here */);
/* We can now tell the memory manager to allocate virtual arrays. */
- (*cinfo->mem->realize_virt_arrays) ((j_common_ptr) cinfo);
+ (*cinfo->mem->realize_virt_arrays) ((j_common_ptr)cinfo);
/* Initialize input side of decompressor to consume first scan. */
(*cinfo->inputctl->start_input_pass) (cinfo);
* progress monitoring appropriately. The input step is counted
* as one pass.
*/
- if (cinfo->progress != NULL && ! cinfo->buffered_image &&
+ if (cinfo->progress != NULL && !cinfo->buffered_image &&
cinfo->inputctl->has_multiple_scans) {
int nscans;
/* Estimate number of scans to set pass_limit. */
nscans = cinfo->num_components;
}
cinfo->progress->pass_counter = 0L;
- cinfo->progress->pass_limit = (long) cinfo->total_iMCU_rows * nscans;
+ cinfo->progress->pass_limit = (long)cinfo->total_iMCU_rows * nscans;
cinfo->progress->completed_passes = 0;
cinfo->progress->total_passes = (cinfo->enable_2pass_quant ? 3 : 2);
/* Count the input pass as done */
*/
METHODDEF(void)
-prepare_for_output_pass (j_decompress_ptr cinfo)
+prepare_for_output_pass(j_decompress_ptr cinfo)
{
- my_master_ptr master = (my_master_ptr) cinfo->master;
+ my_master_ptr master = (my_master_ptr)cinfo->master;
if (master->pub.is_dummy_pass) {
#ifdef QUANT_2PASS_SUPPORTED
}
(*cinfo->idct->start_pass) (cinfo);
(*cinfo->coef->start_output_pass) (cinfo);
- if (! cinfo->raw_data_out) {
- if (! master->using_merged_upsample)
+ if (!cinfo->raw_data_out) {
+ if (!master->using_merged_upsample)
(*cinfo->cconvert->start_pass) (cinfo);
(*cinfo->upsample->start_pass) (cinfo);
if (cinfo->quantize_colors)
/* In buffered-image mode, we assume one more output pass if EOI not
* yet reached, but no more passes if EOI has been reached.
*/
- if (cinfo->buffered_image && ! cinfo->inputctl->eoi_reached) {
+ if (cinfo->buffered_image && !cinfo->inputctl->eoi_reached) {
cinfo->progress->total_passes += (cinfo->enable_2pass_quant ? 2 : 1);
}
}
*/
METHODDEF(void)
-finish_output_pass (j_decompress_ptr cinfo)
+finish_output_pass(j_decompress_ptr cinfo)
{
- my_master_ptr master = (my_master_ptr) cinfo->master;
+ my_master_ptr master = (my_master_ptr)cinfo->master;
if (cinfo->quantize_colors)
(*cinfo->cquantize->finish_pass) (cinfo);
*/
GLOBAL(void)
-jpeg_new_colormap (j_decompress_ptr cinfo)
+jpeg_new_colormap(j_decompress_ptr cinfo)
{
- my_master_ptr master = (my_master_ptr) cinfo->master;
+ my_master_ptr master = (my_master_ptr)cinfo->master;
/* Prevent application from calling me at wrong times */
if (cinfo->global_state != DSTATE_BUFIMAGE)
*/
GLOBAL(void)
-jinit_master_decompress (j_decompress_ptr cinfo)
+jinit_master_decompress(j_decompress_ptr cinfo)
{
- my_master_ptr master = (my_master_ptr) cinfo->master;
+ my_master_ptr master = (my_master_ptr)cinfo->master;
master->pub.prepare_for_output_pass = prepare_for_output_pass;
master->pub.finish_output_pass = finish_output_pass;
projects / platform / upstream / libjpeg-turbo.git / blobdiff