Merge pull request #1403 from rouault/configure_guard_bits
opj_encoder_set_extra_options(): add a GUARD_BITS=value option
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commit
a5c95cfe26
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@ -304,6 +304,9 @@ static void encode_help_display(void)
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fprintf(stdout, " Y >= 0 and Y <= 9.\n");
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fprintf(stdout,
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" framerate > 0 may be specified to enhance checks and set maximum bit rate when Y > 0.\n");
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fprintf(stdout, "-GuardBits value\n");
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fprintf(stdout,
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" Number of guard bits in [0,7] range. Usually 1 or 2 (default value).\n");
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fprintf(stdout, "-jpip\n");
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fprintf(stdout, " Write jpip codestream index box in JP2 output file.\n");
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fprintf(stdout, " Currently supports only RPCL order.\n");
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@ -612,6 +615,7 @@ static int parse_cmdline_encoder(int argc, char **argv,
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int* pOutFramerate,
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OPJ_BOOL* pOutPLT,
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OPJ_BOOL* pOutTLM,
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int* pOutGuardBits,
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int* pOutNumThreads,
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unsigned int* pTarget_bitdepth)
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{
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@ -634,10 +638,11 @@ static int parse_cmdline_encoder(int argc, char **argv,
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{"threads", REQ_ARG, NULL, 'B'},
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{"TLM", NO_ARG, NULL, 'D'},
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{"TargetBitDepth", REQ_ARG, NULL, 'X'},
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{"GuardBits", REQ_ARG, NULL, 'G'}
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};
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/* parse the command line */
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const char optlist[] = "i:o:r:q:n:b:c:t:p:s:SEM:x:R:d:T:If:P:C:F:u:JY:X:"
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const char optlist[] = "i:o:r:q:n:b:c:t:p:s:SEM:x:R:d:T:If:P:C:F:u:JY:X:G:"
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#ifdef USE_JPWL
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"W:"
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#endif /* USE_JPWL */
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@ -933,6 +938,13 @@ static int parse_cmdline_encoder(int argc, char **argv,
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}
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break;
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/* ----------------------------------------------------- */
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case 'G': { /* guard bits */
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char *s = opj_optarg;
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sscanf(s, "%d", pOutGuardBits);
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}
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break;
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/* ----------------------------------------------------- */
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case 'n': { /* resolution */
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@ -1932,6 +1944,7 @@ int main(int argc, char **argv)
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OPJ_BOOL PLT = OPJ_FALSE;
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OPJ_BOOL TLM = OPJ_FALSE;
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int num_threads = 0;
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int guard_bits = -1;
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/** desired bitdepth from input file */
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unsigned int target_bitdepth = 0;
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@ -1956,7 +1969,7 @@ int main(int argc, char **argv)
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255; /* This will be set later according to the input image or the provided option */
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if (parse_cmdline_encoder(argc, argv, ¶meters, &img_fol, &raw_cp,
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indexfilename, sizeof(indexfilename), &framerate, &PLT, &TLM,
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&num_threads, &target_bitdepth) == 1) {
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&guard_bits, &num_threads, &target_bitdepth) == 1) {
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ret = 1;
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goto fin;
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}
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@ -2201,17 +2214,21 @@ int main(int argc, char **argv)
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goto fin;
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}
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if (PLT || TLM) {
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const char* options[3] = { NULL, NULL, NULL };
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{
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const char* options[4] = { NULL, NULL, NULL, NULL };
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int iOpt = 0;
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char szGuardBits[32];
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if (PLT) {
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options[iOpt++] = "PLT=YES";
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}
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if (TLM) {
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options[iOpt++] = "TLM=YES";
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}
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(void)iOpt;
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if (!opj_encoder_set_extra_options(l_codec, options)) {
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if (guard_bits >= 0) {
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sprintf(szGuardBits, "GUARD_BITS=%d", guard_bits);
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options[iOpt++] = szGuardBits;
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}
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if (iOpt > 0 && !opj_encoder_set_extra_options(l_codec, options)) {
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fprintf(stderr, "failed to encode image: opj_encoder_set_extra_options\n");
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opj_destroy_codec(l_codec);
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opj_image_destroy(image);
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@ -7654,6 +7654,8 @@ OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
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return OPJ_FALSE;
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}
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p_j2k->m_specific_param.m_encoder.m_nb_comps = image->numcomps;
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/* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
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cp = &(p_j2k->m_cp);
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@ -12180,6 +12182,25 @@ OPJ_BOOL opj_j2k_encoder_set_extra_options(
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"Invalid value for option: %s.\n", *p_option_iter);
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return OPJ_FALSE;
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}
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} else if (strncmp(*p_option_iter, "GUARD_BITS=", strlen("GUARD_BITS=")) == 0) {
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OPJ_UINT32 tileno;
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opj_cp_t *cp = cp = &(p_j2k->m_cp);
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int numgbits = atoi(*p_option_iter + strlen("GUARD_BITS="));
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if (numgbits < 0 || numgbits > 7) {
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opj_event_msg(p_manager, EVT_ERROR,
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"Invalid value for option: %s. Should be in [0,7]\n", *p_option_iter);
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return OPJ_FALSE;
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}
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for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
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OPJ_UINT32 i;
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opj_tcp_t *tcp = &cp->tcps[tileno];
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for (i = 0; i < p_j2k->m_specific_param.m_encoder.m_nb_comps; i++) {
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opj_tccp_t *tccp = &tcp->tccps[i];
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tccp->numgbits = (OPJ_UINT32)numgbits;
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}
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}
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} else {
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opj_event_msg(p_manager, EVT_ERROR,
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"Invalid option: %s.\n", *p_option_iter);
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@ -550,6 +550,9 @@ typedef struct opj_j2k_enc {
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/* reserved bytes in m_encoded_tile_size for PLT markers */
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OPJ_UINT32 m_reserved_bytes_for_PLT;
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/** Number of components */
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OPJ_UINT32 m_nb_comps;
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} opj_j2k_enc_t;
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@ -1599,9 +1599,12 @@ OPJ_API OPJ_BOOL OPJ_CALLCONV opj_setup_encoder(opj_codec_t *p_codec,
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* <li>PLT=YES/NO. Defaults to NO. If set to YES, PLT marker segments,
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* indicating the length of each packet in the tile-part header, will be
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* written. Since 2.4.0</li>
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* <li>TLM=YES/NO. Defaults to NO (except for Cinema and IMF profiles).
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* If set to YES, TLM marker segments, indicating the length of each
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* tile-part part will be written. Since 2.4.0</li>
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* <li>TLM=YES/NO. Defaults to NO (except for Cinema and IMF profiles).
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* If set to YES, TLM marker segments, indicating the length of each
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* tile-part part will be written. Since 2.4.0</li>
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* <li>GUARD_BITS=value. Number of guard bits in [0,7] range. Default value is 2.
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* 1 may be used sometimes (like in SMPTE DCP Bv2.1 Application Profile for 2K images).
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* Since 2.5.0</li>
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* </ul>
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*
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* @param p_codec Compressor handle
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