[trunk] moved logic related to cinema profiles in library (was in
opj_compress.c). This enables one using the library with its own executable to easily ask for cinema profiles.
This commit is contained in:
Antonin Descampe
parent
d6c0c85125
commit
780120c9a2
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@ -61,11 +61,6 @@
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#include "format_defs.h"
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#define CINEMA_24_CS 1302083 /*Codestream length for 24fps*/
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#define CINEMA_48_CS 651041 /*Codestream length for 48fps*/
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#define COMP_24_CS 1041666 /*Maximum size per color component for 2K & 4K @ 24fps*/
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#define COMP_48_CS 520833 /*Maximum size per color component for 2K @ 48fps*/
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typedef struct dircnt{
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/** Buffer for holding images read from Directory*/
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char *filename_buf;
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@ -444,249 +439,6 @@ static char get_next_file(int imageno,dircnt_t *dirptr,img_fol_t *img_fol, opj_c
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return 0;
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}
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static int initialise_4K_poc(opj_poc_t *POC, int numres){
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POC[0].tile = 1;
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POC[0].resno0 = 0;
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POC[0].compno0 = 0;
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POC[0].layno1 = 1;
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POC[0].resno1 = numres-1;
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POC[0].compno1 = 3;
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POC[0].prg1 = OPJ_CPRL;
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POC[1].tile = 1;
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POC[1].resno0 = numres-1;
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POC[1].compno0 = 0;
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POC[1].layno1 = 1;
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POC[1].resno1 = numres;
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POC[1].compno1 = 3;
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POC[1].prg1 = OPJ_CPRL;
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return 2;
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}
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static void set_cinema_parameters(opj_cparameters_t *parameters)
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{
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/* Configure cinema parameters */
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float max_rate = 0;
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float temp_rate = 0;
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int i;
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/* profile (Rsiz) */
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switch (parameters->cp_cinema){
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case OPJ_CINEMA2K_24:
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case OPJ_CINEMA2K_48:
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parameters->cp_rsiz = OPJ_CINEMA2K;
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break;
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case OPJ_CINEMA4K_24:
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parameters->cp_rsiz = OPJ_CINEMA4K;
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break;
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}
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/* No tiling */
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parameters->tile_size_on = OPJ_FALSE;
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parameters->cp_tdx=1;
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parameters->cp_tdy=1;
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/* One tile part for each component */
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parameters->tp_flag = 'C';
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parameters->tp_on = 1;
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/* Tile and Image shall be at (0,0) */
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parameters->cp_tx0 = 0;
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parameters->cp_ty0 = 0;
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parameters->image_offset_x0 = 0;
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parameters->image_offset_y0 = 0;
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/* Codeblock size= 32*32 */
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parameters->cblockw_init = 32;
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parameters->cblockh_init = 32;
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/* Codeblock style: no mode switch enabled */
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parameters->mode = 0;
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/* No ROI */
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parameters->roi_compno = -1;
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/* No subsampling */
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parameters->subsampling_dx = 1;
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parameters->subsampling_dy = 1;
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/* 9-7 transform */
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parameters->irreversible = 1;
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/* Number of layers */
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if (parameters->tcp_numlayers > 1){
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fprintf(stdout,"JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
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"1 single quality layer"
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"-> Number of layers forced to 1 (rather than %d)\n",
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parameters->tcp_numlayers);
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parameters->tcp_numlayers = 1;
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}
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/* Resolution levels */
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switch (parameters->cp_cinema){
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case OPJ_CINEMA2K_24:
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case OPJ_CINEMA2K_48:
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if(parameters->numresolution > 6){
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fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
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"Number of decomposition levels <= 5\n"
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"-> Number of decomposition levels forced to 5 (rather than %d)\n",
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parameters->numresolution+1);
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parameters->numresolution = 6;
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}
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break;
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case OPJ_CINEMA4K_24:
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if(parameters->numresolution < 2){
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fprintf(stdout,"JPEG 2000 Profile-4 (4k dc profile) requires:\n"
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"Number of decomposition levels >= 1 && <= 6\n"
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"-> Number of decomposition levels forced to 1 (rather than %d)\n",
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parameters->numresolution+1);
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parameters->numresolution = 1;
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}else if(parameters->numresolution > 7){
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fprintf(stdout,"JPEG 2000 Profile-4 (4k dc profile) requires:\n"
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"Number of decomposition levels >= 1 && <= 6\n"
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"-> Number of decomposition levels forced to 6 (rather than %d)\n",
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parameters->numresolution+1);
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parameters->numresolution = 7;
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}
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break;
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default :
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break;
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}
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/* Precincts */
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parameters->csty |= 0x01;
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parameters->res_spec = parameters->numresolution-1;
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for (i = 0; i<parameters->res_spec; i++) {
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parameters->prcw_init[i] = 256;
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parameters->prch_init[i] = 256;
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}
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/* The progression order shall be CPRL */
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parameters->prog_order = OPJ_CPRL;
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/* Progression order changes for 4K, disallowed for 2K */
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if (parameters->cp_cinema == OPJ_CINEMA4K_24) {
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parameters->numpocs = initialise_4K_poc(parameters->POC,parameters->numresolution);
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} else {
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parameters->numpocs = 0;
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}
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}
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static void set_cinema_rate(opj_cparameters_t *parameters, opj_image_t *image)
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{
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/* Limited bit-rate */
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float max_rate = 0;
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float temp_rate = 0;
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parameters->cp_disto_alloc = 1;
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switch (parameters->cp_cinema){
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case OPJ_CINEMA2K_24:
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case OPJ_CINEMA4K_24:
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max_rate = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
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(CINEMA_24_CS * 8 * image->comps[0].dx * image->comps[0].dy);
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if (parameters->tcp_rates[0] == 0){
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parameters->tcp_rates[0] = max_rate;
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}else{
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temp_rate =((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
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(parameters->tcp_rates[0] * 8 * image->comps[0].dx * image->comps[0].dy);
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if (temp_rate > CINEMA_24_CS ){
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fprintf(stdout,"JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
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"Maximum 1302083 compressed bytes @ 24fps\n"
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"-> Specified rate (%3.1f) exceeds this limit. Rate will be forced to %3.1f.\n",
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parameters->tcp_rates[0], max_rate);
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parameters->tcp_rates[0]= max_rate;
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}else{
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fprintf(stdout,"JPEG 2000 Profile-3 and 4 (2k/4k dc profile):\n"
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"INFO : Specified rate (%3.1f) is below the 2k/4k limit @ 24fps.\n",
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parameters->tcp_rates[0]);
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}
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}
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parameters->max_comp_size = COMP_24_CS;
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break;
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case OPJ_CINEMA2K_48:
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max_rate = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
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(CINEMA_48_CS * 8 * image->comps[0].dx * image->comps[0].dy);
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if (parameters->tcp_rates[0] == 0){
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parameters->tcp_rates[0] = max_rate;
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}else{
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temp_rate =((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
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(parameters->tcp_rates[0] * 8 * image->comps[0].dx * image->comps[0].dy);
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if (temp_rate > CINEMA_48_CS ){
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fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
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"Maximum 651041 compressed bytes @ 48fps\n"
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"-> Specified rate (%3.1f) exceeds this limit. Rate will be forced to %3.1f.\n",
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parameters->tcp_rates[0], max_rate);
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parameters->tcp_rates[0]= max_rate;
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}else{
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fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile):\n"
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"INFO : Specified rate (%3.1f) is below the 2k limit @ 48 fps.\n",
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parameters->tcp_rates[0]);
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}
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}
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parameters->max_comp_size = COMP_48_CS;
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break;
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default:
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break;
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}
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}
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static OPJ_BOOL is_cinema_compliant(opj_image_t *image, OPJ_CINEMA_MODE cinema_mode)
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{
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OPJ_UINT32 i;
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/* Number of components */
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if (image->numcomps != 3){
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fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
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"3 components"
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"-> Number of components of input image (%d) is not compliant\n"
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"-> Non-profile-3 codestream will be generated\n",
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image->numcomps);
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return OPJ_FALSE;
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}
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/* Bitdepth */
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for (i = 0; i < image->numcomps; i++) {
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if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)){
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char signed_str[] = "signed";
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char unsigned_str[] = "unsigned";
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char *tmp_str = image->comps[i].sgnd?signed_str:unsigned_str;
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fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
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"Precision of each component shall be 12 bits unsigned"
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"-> At least component %d of input image (%d bits, %s) is not compliant\n"
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"-> Non-profile-3 codestream will be generated\n",
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i,image->comps[i].bpp, tmp_str);
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return OPJ_FALSE;
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}
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}
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/* Image size */
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switch (cinema_mode){
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case OPJ_CINEMA2K_24:
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case OPJ_CINEMA2K_48:
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if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))){
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fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
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"width <= 2048 and height <= 1080\n"
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"-> Input image size %d x %d is not compliant\n"
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"-> Non-profile-3 codestream will be generated\n",
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image->comps[0].w,image->comps[0].h);
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return OPJ_FALSE;
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}
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break;
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case OPJ_CINEMA4K_24:
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if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))){
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fprintf(stdout,"JPEG 2000 Profile-4 (4k dc profile) requires:\n"
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"width <= 4096 and height <= 2160\n"
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"-> Image size %d x %d is not compliant\n"
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"-> Non-profile-4 codestream will be generated\n",
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image->comps[0].w,image->comps[0].h);
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return OPJ_FALSE;
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}
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break;
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default :
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break;
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}
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return OPJ_TRUE;
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}
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/* ------------------------------------------------------------------------------------ */
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static int parse_cmdline_encoder(int argc, char **argv, opj_cparameters_t *parameters,
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@ -1719,10 +1471,6 @@ int main(int argc, char **argv) {
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return 1;
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}
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if (parameters.cp_cinema){
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set_cinema_parameters(¶meters);
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}
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/* Create comment for codestream */
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if(parameters.cp_comment == NULL) {
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const char comment[] = "Created by OpenJPEG version ";
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@ -1880,14 +1628,6 @@ int main(int argc, char **argv) {
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/* Decide if MCT should be used */
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parameters.tcp_mct = image->numcomps == 3 ? 1 : 0;
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if(parameters.cp_cinema){
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if (!is_cinema_compliant(image,parameters.cp_cinema)) {
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parameters.cp_rsiz = OPJ_STD_RSIZ;
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}
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/* This cannot be in set_cinema_parameters because we need size and precision of the input image */
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set_cinema_rate(¶meters,image);
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}
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/* encode the destination image */
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/* ---------------------------- */
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@ -36,6 +36,11 @@
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#include "opj_includes.h"
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#define CINEMA_24_CS 1302083 /*Codestream length for 24fps*/
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#define CINEMA_48_CS 651041 /*Codestream length for 48fps*/
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#define COMP_24_CS 1041666 /*Maximum size per color component for 2K & 4K @ 24fps*/
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#define COMP_48_CS 520833 /*Maximum size per color component for 2K @ 48fps*/
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/** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
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/*@{*/
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@ -1142,6 +1147,12 @@ static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp);
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static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp);
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static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
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static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image);
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static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_CINEMA_MODE cinema_mode);
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/*@}*/
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/*@}*/
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@ -5779,6 +5790,244 @@ opj_j2k_t* opj_j2k_create_compress(void)
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return l_j2k;
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}
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int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres){
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POC[0].tile = 1;
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POC[0].resno0 = 0;
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POC[0].compno0 = 0;
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POC[0].layno1 = 1;
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POC[0].resno1 = numres-1;
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POC[0].compno1 = 3;
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POC[0].prg1 = OPJ_CPRL;
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POC[1].tile = 1;
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POC[1].resno0 = numres-1;
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POC[1].compno0 = 0;
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POC[1].layno1 = 1;
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POC[1].resno1 = numres;
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POC[1].compno1 = 3;
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POC[1].prg1 = OPJ_CPRL;
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return 2;
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}
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void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image)
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{
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/* Configure cinema parameters */
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float max_rate = 0;
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float temp_rate = 0;
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int i;
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/* profile (Rsiz) */
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switch (parameters->cp_cinema){
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case OPJ_CINEMA2K_24:
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case OPJ_CINEMA2K_48:
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parameters->cp_rsiz = OPJ_CINEMA2K;
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break;
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case OPJ_CINEMA4K_24:
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parameters->cp_rsiz = OPJ_CINEMA4K;
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break;
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}
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/* No tiling */
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parameters->tile_size_on = OPJ_FALSE;
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parameters->cp_tdx=1;
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parameters->cp_tdy=1;
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/* One tile part for each component */
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parameters->tp_flag = 'C';
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parameters->tp_on = 1;
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/* Tile and Image shall be at (0,0) */
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parameters->cp_tx0 = 0;
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parameters->cp_ty0 = 0;
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parameters->image_offset_x0 = 0;
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parameters->image_offset_y0 = 0;
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/* Codeblock size= 32*32 */
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parameters->cblockw_init = 32;
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parameters->cblockh_init = 32;
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/* Codeblock style: no mode switch enabled */
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parameters->mode = 0;
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/* No ROI */
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parameters->roi_compno = -1;
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/* No subsampling */
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parameters->subsampling_dx = 1;
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parameters->subsampling_dy = 1;
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/* 9-7 transform */
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parameters->irreversible = 1;
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/* Number of layers */
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if (parameters->tcp_numlayers > 1){
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fprintf(stdout,"JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
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"1 single quality layer"
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"-> Number of layers forced to 1 (rather than %d)\n",
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parameters->tcp_numlayers);
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parameters->tcp_numlayers = 1;
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}
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/* Resolution levels */
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switch (parameters->cp_cinema){
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case OPJ_CINEMA2K_24:
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case OPJ_CINEMA2K_48:
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if(parameters->numresolution > 6){
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fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
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"Number of decomposition levels <= 5\n"
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"-> Number of decomposition levels forced to 5 (rather than %d)\n",
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parameters->numresolution+1);
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parameters->numresolution = 6;
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}
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break;
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case OPJ_CINEMA4K_24:
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if(parameters->numresolution < 2){
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fprintf(stdout,"JPEG 2000 Profile-4 (4k dc profile) requires:\n"
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"Number of decomposition levels >= 1 && <= 6\n"
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"-> Number of decomposition levels forced to 1 (rather than %d)\n",
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parameters->numresolution+1);
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parameters->numresolution = 1;
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}else if(parameters->numresolution > 7){
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fprintf(stdout,"JPEG 2000 Profile-4 (4k dc profile) requires:\n"
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"Number of decomposition levels >= 1 && <= 6\n"
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"-> Number of decomposition levels forced to 6 (rather than %d)\n",
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parameters->numresolution+1);
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parameters->numresolution = 7;
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}
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break;
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default :
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break;
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}
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/* Precincts */
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parameters->csty |= 0x01;
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parameters->res_spec = parameters->numresolution-1;
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for (i = 0; i<parameters->res_spec; i++) {
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parameters->prcw_init[i] = 256;
|
||||
parameters->prch_init[i] = 256;
|
||||
}
|
||||
|
||||
/* The progression order shall be CPRL */
|
||||
parameters->prog_order = OPJ_CPRL;
|
||||
|
||||
/* Progression order changes for 4K, disallowed for 2K */
|
||||
if (parameters->cp_cinema == OPJ_CINEMA4K_24) {
|
||||
parameters->numpocs = opj_j2k_initialise_4K_poc(parameters->POC,parameters->numresolution);
|
||||
} else {
|
||||
parameters->numpocs = 0;
|
||||
}
|
||||
|
||||
/* Limited bit-rate */
|
||||
parameters->cp_disto_alloc = 1;
|
||||
switch (parameters->cp_cinema){
|
||||
case OPJ_CINEMA2K_24:
|
||||
case OPJ_CINEMA4K_24:
|
||||
max_rate = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
|
||||
(CINEMA_24_CS * 8 * image->comps[0].dx * image->comps[0].dy);
|
||||
if (parameters->tcp_rates[0] == 0){
|
||||
parameters->tcp_rates[0] = max_rate;
|
||||
}else{
|
||||
temp_rate =((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
|
||||
(parameters->tcp_rates[0] * 8 * image->comps[0].dx * image->comps[0].dy);
|
||||
if (temp_rate > CINEMA_24_CS ){
|
||||
fprintf(stdout,"JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
|
||||
"Maximum 1302083 compressed bytes @ 24fps\n"
|
||||
"-> Specified rate (%3.1f) exceeds this limit. Rate will be forced to %3.1f.\n",
|
||||
parameters->tcp_rates[0], max_rate);
|
||||
parameters->tcp_rates[0]= max_rate;
|
||||
}else{
|
||||
fprintf(stdout,"JPEG 2000 Profile-3 and 4 (2k/4k dc profile):\n"
|
||||
"INFO : Specified rate (%3.1f) is below the 2k/4k limit @ 24fps.\n",
|
||||
parameters->tcp_rates[0]);
|
||||
}
|
||||
}
|
||||
parameters->max_comp_size = COMP_24_CS;
|
||||
break;
|
||||
case OPJ_CINEMA2K_48:
|
||||
max_rate = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
|
||||
(CINEMA_48_CS * 8 * image->comps[0].dx * image->comps[0].dy);
|
||||
if (parameters->tcp_rates[0] == 0){
|
||||
parameters->tcp_rates[0] = max_rate;
|
||||
}else{
|
||||
temp_rate =((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec))/
|
||||
(parameters->tcp_rates[0] * 8 * image->comps[0].dx * image->comps[0].dy);
|
||||
if (temp_rate > CINEMA_48_CS ){
|
||||
fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
|
||||
"Maximum 651041 compressed bytes @ 48fps\n"
|
||||
"-> Specified rate (%3.1f) exceeds this limit. Rate will be forced to %3.1f.\n",
|
||||
parameters->tcp_rates[0], max_rate);
|
||||
parameters->tcp_rates[0]= max_rate;
|
||||
}else{
|
||||
fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile):\n"
|
||||
"INFO : Specified rate (%3.1f) is below the 2k limit @ 48 fps.\n",
|
||||
parameters->tcp_rates[0]);
|
||||
}
|
||||
}
|
||||
parameters->max_comp_size = COMP_48_CS;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_CINEMA_MODE cinema_mode)
|
||||
{
|
||||
OPJ_UINT32 i;
|
||||
|
||||
/* Number of components */
|
||||
if (image->numcomps != 3){
|
||||
fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
|
||||
"3 components"
|
||||
"-> Number of components of input image (%d) is not compliant\n"
|
||||
"-> Non-profile-3 codestream will be generated\n",
|
||||
image->numcomps);
|
||||
return OPJ_FALSE;
|
||||
}
|
||||
|
||||
/* Bitdepth */
|
||||
for (i = 0; i < image->numcomps; i++) {
|
||||
if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)){
|
||||
char signed_str[] = "signed";
|
||||
char unsigned_str[] = "unsigned";
|
||||
char *tmp_str = image->comps[i].sgnd?signed_str:unsigned_str;
|
||||
fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
|
||||
"Precision of each component shall be 12 bits unsigned"
|
||||
"-> At least component %d of input image (%d bits, %s) is not compliant\n"
|
||||
"-> Non-profile-3 codestream will be generated\n",
|
||||
i,image->comps[i].bpp, tmp_str);
|
||||
return OPJ_FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
/* Image size */
|
||||
switch (cinema_mode){
|
||||
case OPJ_CINEMA2K_24:
|
||||
case OPJ_CINEMA2K_48:
|
||||
if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))){
|
||||
fprintf(stdout,"JPEG 2000 Profile-3 (2k dc profile) requires:\n"
|
||||
"width <= 2048 and height <= 1080\n"
|
||||
"-> Input image size %d x %d is not compliant\n"
|
||||
"-> Non-profile-3 codestream will be generated\n",
|
||||
image->comps[0].w,image->comps[0].h);
|
||||
return OPJ_FALSE;
|
||||
}
|
||||
break;
|
||||
case OPJ_CINEMA4K_24:
|
||||
if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))){
|
||||
fprintf(stdout,"JPEG 2000 Profile-4 (4k dc profile) requires:\n"
|
||||
"width <= 4096 and height <= 2160\n"
|
||||
"-> Image size %d x %d is not compliant\n"
|
||||
"-> Non-profile-4 codestream will be generated\n",
|
||||
image->comps[0].w,image->comps[0].h);
|
||||
return OPJ_FALSE;
|
||||
}
|
||||
break;
|
||||
default :
|
||||
break;
|
||||
}
|
||||
|
||||
return OPJ_TRUE;
|
||||
}
|
||||
|
||||
void opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
|
||||
opj_cparameters_t *parameters,
|
||||
opj_image_t *image,
|
||||
|
|
@ -5798,6 +6047,14 @@ void opj_j2k_setup_encoder( opj_j2k_t *p_j2k,
|
|||
cp->tw = 1;
|
||||
cp->th = 1;
|
||||
|
||||
/* set cinema parameters if required */
|
||||
if (parameters->cp_cinema){
|
||||
opj_j2k_set_cinema_parameters(parameters,image);
|
||||
if (!opj_j2k_is_cinema_compliant(image,parameters->cp_cinema)) {
|
||||
parameters->cp_rsiz = OPJ_STD_RSIZ;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
copy user encoding parameters
|
||||
*/
|
||||
|
|
|
|||
Loading…
Reference in New Issue