Specialize decoding passes for 64x64 code blocks
This commit is contained in:
Even Rouault
parent
d8fef96f23
commit
23a01dfdef
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@ -118,10 +118,6 @@ static void opj_t1_dec_sigpass_raw(
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OPJ_INT32 bpno,
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OPJ_INT32 orient,
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OPJ_INT32 cblksty);
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static void opj_t1_dec_sigpass_mqc(
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opj_t1_t *t1,
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OPJ_INT32 bpno,
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OPJ_INT32 orient);
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static void opj_t1_dec_sigpass_mqc_vsc(
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opj_t1_t *t1,
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OPJ_INT32 bpno,
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@ -158,9 +154,6 @@ static void opj_t1_dec_refpass_raw(
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opj_t1_t *t1,
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OPJ_INT32 bpno,
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OPJ_INT32 cblksty);
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static void opj_t1_dec_refpass_mqc(
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opj_t1_t *t1,
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OPJ_INT32 bpno);
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static void opj_t1_dec_refpass_mqc_vsc(
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opj_t1_t *t1,
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OPJ_INT32 bpno);
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@ -536,49 +529,63 @@ static void opj_t1_dec_sigpass_raw(
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}
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} /* VSC and BYPASS by Antonin */
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static void opj_t1_dec_sigpass_mqc(
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#define opj_t1_dec_sigpass_mqc_internal(t1, bpno, orient, w, h, flags_stride) \
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{ \
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OPJ_INT32 one, half, oneplushalf; \
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OPJ_UINT32 i, j, k; \
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OPJ_INT32 *data1 = t1->data; \
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opj_flag_t *flags1 = &t1->flags[1]; \
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one = 1 << bpno; \
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half = one >> 1; \
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oneplushalf = one | half; \
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for (k = 0; k < (h & ~3u); k += 4) { \
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for (i = 0; i < w; ++i) { \
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OPJ_INT32 *data2 = data1 + i; \
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opj_flag_t *flags2 = flags1 + i; \
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flags2 += flags_stride; \
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); \
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data2 += w; \
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flags2 += flags_stride; \
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); \
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data2 += w; \
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flags2 += flags_stride; \
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); \
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data2 += w; \
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flags2 += flags_stride; \
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); \
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data2 += w; \
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} \
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data1 += w << 2; \
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flags1 += flags_stride << 2; \
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} \
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for (i = 0; i < w; ++i) { \
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OPJ_INT32 *data2 = data1 + i; \
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opj_flag_t *flags2 = flags1 + i; \
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for (j = k; j < h; ++j) { \
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flags2 += flags_stride; \
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf); \
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data2 += w; \
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} \
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} \
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}
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static void opj_t1_dec_sigpass_mqc_64x64(
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opj_t1_t *t1,
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OPJ_INT32 bpno,
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OPJ_INT32 orient)
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{
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OPJ_INT32 one, half, oneplushalf;
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OPJ_UINT32 i, j, k;
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OPJ_INT32 *data1 = t1->data;
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opj_flag_t *flags1 = &t1->flags[1];
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one = 1 << bpno;
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half = one >> 1;
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oneplushalf = one | half;
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for (k = 0; k < (t1->h & ~3u); k += 4) {
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for (i = 0; i < t1->w; ++i) {
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OPJ_INT32 *data2 = data1 + i;
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opj_flag_t *flags2 = flags1 + i;
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flags2 += t1->flags_stride;
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf);
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data2 += t1->w;
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flags2 += t1->flags_stride;
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf);
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data2 += t1->w;
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flags2 += t1->flags_stride;
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf);
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data2 += t1->w;
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flags2 += t1->flags_stride;
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf);
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data2 += t1->w;
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opj_t1_dec_sigpass_mqc_internal(t1, bpno, orient, 64, 64, 66);
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}
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data1 += t1->w << 2;
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flags1 += t1->flags_stride << 2;
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}
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for (i = 0; i < t1->w; ++i) {
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OPJ_INT32 *data2 = data1 + i;
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opj_flag_t *flags2 = flags1 + i;
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for (j = k; j < t1->h; ++j) {
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flags2 += t1->flags_stride;
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opj_t1_dec_sigpass_step_mqc(t1, flags2, data2, orient, oneplushalf);
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data2 += t1->w;
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}
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}
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} /* VSC and BYPASS by Antonin */
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static void opj_t1_dec_sigpass_mqc_generic(
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opj_t1_t *t1,
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OPJ_INT32 bpno,
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OPJ_INT32 orient)
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{
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opj_t1_dec_sigpass_mqc_internal(t1, bpno, orient, t1->w, t1->h, t1->flags_stride);
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}
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/* VSC and BYPASS by Antonin */
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static void opj_t1_dec_sigpass_mqc_vsc(
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opj_t1_t *t1,
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OPJ_INT32 bpno,
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@ -757,48 +764,61 @@ static void opj_t1_dec_refpass_raw(
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}
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} /* VSC and BYPASS by Antonin */
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static void opj_t1_dec_refpass_mqc(
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#define opj_t1_dec_refpass_mqc_internal(t1, bpno, w, h, flags_stride) \
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{ \
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OPJ_INT32 one, poshalf, neghalf; \
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OPJ_UINT32 i, j, k; \
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OPJ_INT32 *data1 = t1->data; \
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opj_flag_t *flags1 = &t1->flags[1]; \
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one = 1 << bpno; \
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poshalf = one >> 1; \
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neghalf = bpno > 0 ? -poshalf : -1; \
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for (k = 0; k < (h & ~3u); k += 4) { \
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for (i = 0; i < w; ++i) { \
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OPJ_INT32 *data2 = data1 + i; \
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opj_flag_t *flags2 = flags1 + i; \
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flags2 += flags_stride; \
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); \
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data2 += w; \
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flags2 += flags_stride; \
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); \
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data2 += w; \
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flags2 += flags_stride; \
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); \
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data2 += w; \
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flags2 += flags_stride; \
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); \
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data2 += w; \
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} \
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data1 += w << 2; \
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flags1 += flags_stride << 2; \
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} \
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for (i = 0; i < w; ++i) { \
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OPJ_INT32 *data2 = data1 + i; \
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opj_flag_t *flags2 = flags1 + i; \
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for (j = k; j < h; ++j) { \
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flags2 += flags_stride; \
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf); \
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data2 += w; \
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} \
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} \
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}
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static void opj_t1_dec_refpass_mqc_64x64(
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opj_t1_t *t1,
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OPJ_INT32 bpno)
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{
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OPJ_INT32 one, poshalf, neghalf;
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OPJ_UINT32 i, j, k;
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OPJ_INT32 *data1 = t1->data;
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opj_flag_t *flags1 = &t1->flags[1];
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one = 1 << bpno;
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poshalf = one >> 1;
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neghalf = bpno > 0 ? -poshalf : -1;
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for (k = 0; k < (t1->h & ~3u); k += 4) {
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for (i = 0; i < t1->w; ++i) {
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OPJ_INT32 *data2 = data1 + i;
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opj_flag_t *flags2 = flags1 + i;
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flags2 += t1->flags_stride;
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf);
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data2 += t1->w;
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flags2 += t1->flags_stride;
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf);
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data2 += t1->w;
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flags2 += t1->flags_stride;
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf);
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data2 += t1->w;
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flags2 += t1->flags_stride;
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf);
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data2 += t1->w;
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opj_t1_dec_refpass_mqc_internal(t1, bpno, 64, 64, 66);
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}
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data1 += t1->w << 2;
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flags1 += t1->flags_stride << 2;
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}
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for (i = 0; i < t1->w; ++i) {
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OPJ_INT32 *data2 = data1 + i;
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opj_flag_t *flags2 = flags1 + i;
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for (j = k; j < t1->h; ++j) {
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flags2 += t1->flags_stride;
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opj_t1_dec_refpass_step_mqc(t1, flags2, data2, poshalf, neghalf);
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data2 += t1->w;
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}
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}
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} /* VSC and BYPASS by Antonin */
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static void opj_t1_dec_refpass_mqc_generic(
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opj_t1_t *t1,
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OPJ_INT32 bpno)
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{
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opj_t1_dec_refpass_mqc_internal(t1, bpno, t1->w, t1->h, t1->flags_stride);
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}
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/* VSC and BYPASS by Antonin */
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static void opj_t1_dec_refpass_mqc_vsc(
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opj_t1_t *t1,
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OPJ_INT32 bpno)
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@ -1028,143 +1048,159 @@ static void opj_t1_enc_clnpass(
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}
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}
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static void opj_t1_dec_clnpass(
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#define MACRO_t1_flags_internal(x,y,flags_stride) t1->flags[((x)*(flags_stride))+(y)]
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#define opj_t1_dec_clnpass_internal(t1, bpno, orient, cblksty, w, h, flags_stride) \
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{ \
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OPJ_INT32 one, half, oneplushalf, agg, runlen, vsc; \
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OPJ_UINT32 i, j, k; \
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OPJ_INT32 segsym = cblksty & J2K_CCP_CBLKSTY_SEGSYM; \
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\
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opj_mqc_t *mqc = t1->mqc; /* MQC component */ \
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\
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one = 1 << bpno; \
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half = one >> 1; \
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oneplushalf = one | half; \
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if (cblksty & J2K_CCP_CBLKSTY_VSC) { \
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for (k = 0; k < h; k += 4) { \
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for (i = 0; i < w; ++i) { \
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if (k + 3 < h) { \
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agg = !(MACRO_t1_flags_internal(1 + k,1 + i,flags_stride) & (T1_SIG | T1_VISIT | T1_SIG_OTH) \
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|| MACRO_t1_flags_internal(1 + k + 1,1 + i,flags_stride) & (T1_SIG | T1_VISIT | T1_SIG_OTH) \
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|| MACRO_t1_flags_internal(1 + k + 2,1 + i,flags_stride) & (T1_SIG | T1_VISIT | T1_SIG_OTH) \
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|| (MACRO_t1_flags_internal(1 + k + 3,1 + i,flags_stride) \
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& (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) & (T1_SIG | T1_VISIT | T1_SIG_OTH)); \
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} else { \
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agg = 0; \
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} \
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if (agg) { \
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opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); \
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if (!opj_mqc_decode(mqc)) { \
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continue; \
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} \
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opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); \
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runlen = opj_mqc_decode(mqc); \
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runlen = (runlen << 1) | opj_mqc_decode(mqc); \
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} else { \
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runlen = 0; \
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} \
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for (j = k + (OPJ_UINT32)runlen; j < k + 4 && j < h; ++j) { \
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vsc = (j == k + 3 || j == h - 1) ? 1 : 0; \
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opj_t1_dec_clnpass_step_vsc( \
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t1, \
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&t1->flags[((j+1) * flags_stride) + i + 1], \
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&t1->data[(j * w) + i], \
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orient, \
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oneplushalf, \
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agg && (j == k + (OPJ_UINT32)runlen), \
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vsc); \
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} \
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} \
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} \
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} else { \
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OPJ_INT32 *data1 = t1->data; \
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opj_flag_t *flags1 = &t1->flags[1]; \
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for (k = 0; k < (h & ~3u); k += 4) { \
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for (i = 0; i < w; ++i) { \
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OPJ_INT32 *data2 = data1 + i; \
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opj_flag_t *flags2 = flags1 + i; \
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agg = !((MACRO_t1_flags_internal(1 + k, 1 + i,flags_stride) | \
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MACRO_t1_flags_internal(1 + k + 1, 1 + i,flags_stride) | \
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MACRO_t1_flags_internal(1 + k + 2, 1 + i,flags_stride) | \
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MACRO_t1_flags_internal(1 + k + 3, 1 + i,flags_stride)) & (T1_SIG | T1_VISIT | T1_SIG_OTH)); \
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if (agg) { \
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opj_mqc_setcurctx(mqc, T1_CTXNO_AGG); \
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if (!opj_mqc_decode(mqc)) { \
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continue; \
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} \
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opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); \
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runlen = opj_mqc_decode(mqc); \
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runlen = (runlen << 1) | opj_mqc_decode(mqc); \
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flags2 += (OPJ_UINT32)runlen * flags_stride; \
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data2 += (OPJ_UINT32)runlen * w; \
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for (j = (OPJ_UINT32)runlen; j < 4 && j < h; ++j) { \
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flags2 += flags_stride; \
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if (agg && (j == (OPJ_UINT32)runlen)) { \
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opj_t1_dec_clnpass_step_partial(t1, flags2, data2, orient, oneplushalf); \
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} else { \
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opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); \
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} \
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data2 += w; \
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} \
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} else { \
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opj_flag_t flag; \
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flags2 += flags_stride; \
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flag = *flags2; \
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if (!(flag & (T1_SIG | T1_VISIT))) \
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opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, data2, orient, oneplushalf); \
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*flags2 &= ~T1_VISIT; \
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data2 += w; \
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flags2 += flags_stride; \
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flag = *flags2; \
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if (!(flag & (T1_SIG | T1_VISIT))) \
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opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, data2, orient, oneplushalf); \
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*flags2 &= ~T1_VISIT; \
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data2 += w; \
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flags2 += flags_stride; \
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flag = *flags2; \
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if (!(flag & (T1_SIG | T1_VISIT))) \
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opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, data2, orient, oneplushalf); \
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*flags2 &= ~T1_VISIT; \
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data2 += w; \
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flags2 += flags_stride; \
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flag = *flags2; \
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if (!(flag & (T1_SIG | T1_VISIT))) \
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opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, data2, orient, oneplushalf); \
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*flags2 &= ~T1_VISIT; \
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data2 += w; \
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} \
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} \
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data1 += w << 2; \
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flags1 += flags_stride << 2; \
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} \
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for (i = 0; i < w; ++i) { \
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OPJ_INT32 *data2 = data1 + i; \
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opj_flag_t *flags2 = flags1 + i; \
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for (j = k; j < h; ++j) { \
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flags2 += flags_stride; \
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opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf); \
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data2 += w; \
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} \
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} \
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} \
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\
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if (segsym) { \
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OPJ_INT32 v = 0; \
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opj_mqc_setcurctx(mqc, T1_CTXNO_UNI); \
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v = opj_mqc_decode(mqc); \
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v = (v << 1) | opj_mqc_decode(mqc); \
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v = (v << 1) | opj_mqc_decode(mqc); \
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v = (v << 1) | opj_mqc_decode(mqc); \
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/* \
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if (v!=0xa) { \
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opj_event_msg(t1->cinfo, EVT_WARNING, "Bad segmentation symbol %x\n", v); \
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} \
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*/ \
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} \
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} /* VSC and BYPASS by Antonin */
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static void opj_t1_dec_clnpass_64x64(
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opj_t1_t *t1,
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OPJ_INT32 bpno,
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OPJ_INT32 orient,
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||||
OPJ_INT32 cblksty)
|
||||
{
|
||||
OPJ_INT32 one, half, oneplushalf, agg, runlen, vsc;
|
||||
OPJ_UINT32 i, j, k;
|
||||
OPJ_INT32 segsym = cblksty & J2K_CCP_CBLKSTY_SEGSYM;
|
||||
|
||||
opj_mqc_t *mqc = t1->mqc; /* MQC component */
|
||||
|
||||
one = 1 << bpno;
|
||||
half = one >> 1;
|
||||
oneplushalf = one | half;
|
||||
if (cblksty & J2K_CCP_CBLKSTY_VSC) {
|
||||
for (k = 0; k < t1->h; k += 4) {
|
||||
for (i = 0; i < t1->w; ++i) {
|
||||
if (k + 3 < t1->h) {
|
||||
agg = !(MACRO_t1_flags(1 + k,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|
||||
|| MACRO_t1_flags(1 + k + 1,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|
||||
|| MACRO_t1_flags(1 + k + 2,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|
||||
|| (MACRO_t1_flags(1 + k + 3,1 + i)
|
||||
& (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) & (T1_SIG | T1_VISIT | T1_SIG_OTH));
|
||||
} else {
|
||||
agg = 0;
|
||||
}
|
||||
if (agg) {
|
||||
opj_mqc_setcurctx(mqc, T1_CTXNO_AGG);
|
||||
if (!opj_mqc_decode(mqc)) {
|
||||
continue;
|
||||
}
|
||||
opj_mqc_setcurctx(mqc, T1_CTXNO_UNI);
|
||||
runlen = opj_mqc_decode(mqc);
|
||||
runlen = (runlen << 1) | opj_mqc_decode(mqc);
|
||||
} else {
|
||||
runlen = 0;
|
||||
}
|
||||
for (j = k + (OPJ_UINT32)runlen; j < k + 4 && j < t1->h; ++j) {
|
||||
vsc = (j == k + 3 || j == t1->h - 1) ? 1 : 0;
|
||||
opj_t1_dec_clnpass_step_vsc(
|
||||
t1,
|
||||
&t1->flags[((j+1) * t1->flags_stride) + i + 1],
|
||||
&t1->data[(j * t1->w) + i],
|
||||
orient,
|
||||
oneplushalf,
|
||||
agg && (j == k + (OPJ_UINT32)runlen),
|
||||
vsc);
|
||||
}
|
||||
}
|
||||
}
|
||||
} else {
|
||||
OPJ_INT32 *data1 = t1->data;
|
||||
opj_flag_t *flags1 = &t1->flags[1];
|
||||
for (k = 0; k < (t1->h & ~3u); k += 4) {
|
||||
for (i = 0; i < t1->w; ++i) {
|
||||
OPJ_INT32 *data2 = data1 + i;
|
||||
opj_flag_t *flags2 = flags1 + i;
|
||||
agg = !((MACRO_t1_flags(1 + k, 1 + i) |
|
||||
MACRO_t1_flags(1 + k + 1, 1 + i) |
|
||||
MACRO_t1_flags(1 + k + 2, 1 + i) |
|
||||
MACRO_t1_flags(1 + k + 3, 1 + i)) & (T1_SIG | T1_VISIT | T1_SIG_OTH));
|
||||
if (agg) {
|
||||
opj_mqc_setcurctx(mqc, T1_CTXNO_AGG);
|
||||
if (!opj_mqc_decode(mqc)) {
|
||||
continue;
|
||||
}
|
||||
opj_mqc_setcurctx(mqc, T1_CTXNO_UNI);
|
||||
runlen = opj_mqc_decode(mqc);
|
||||
runlen = (runlen << 1) | opj_mqc_decode(mqc);
|
||||
flags2 += (OPJ_UINT32)runlen * t1->flags_stride;
|
||||
data2 += (OPJ_UINT32)runlen * t1->w;
|
||||
for (j = (OPJ_UINT32)runlen; j < 4 && j < t1->h; ++j) {
|
||||
flags2 += t1->flags_stride;
|
||||
if (agg && (j == (OPJ_UINT32)runlen)) {
|
||||
opj_t1_dec_clnpass_step_partial(t1, flags2, data2, orient, oneplushalf);
|
||||
} else {
|
||||
opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf);
|
||||
}
|
||||
data2 += t1->w;
|
||||
}
|
||||
} else {
|
||||
opj_flag_t flag;
|
||||
flags2 += t1->flags_stride;
|
||||
flag = *flags2;
|
||||
if (!(flag & (T1_SIG | T1_VISIT)))
|
||||
opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, data2, orient, oneplushalf);
|
||||
*flags2 &= ~T1_VISIT;
|
||||
data2 += t1->w;
|
||||
flags2 += t1->flags_stride;
|
||||
flag = *flags2;
|
||||
if (!(flag & (T1_SIG | T1_VISIT)))
|
||||
opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, data2, orient, oneplushalf);
|
||||
*flags2 &= ~T1_VISIT;
|
||||
data2 += t1->w;
|
||||
flags2 += t1->flags_stride;
|
||||
flag = *flags2;
|
||||
if (!(flag & (T1_SIG | T1_VISIT)))
|
||||
opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, data2, orient, oneplushalf);
|
||||
*flags2 &= ~T1_VISIT;
|
||||
data2 += t1->w;
|
||||
flags2 += t1->flags_stride;
|
||||
flag = *flags2;
|
||||
if (!(flag & (T1_SIG | T1_VISIT)))
|
||||
opj_t1_dec_clnpass_step_only_if_flag_not_sig_visit(t1, flags2, data2, orient, oneplushalf);
|
||||
*flags2 &= ~T1_VISIT;
|
||||
data2 += t1->w;
|
||||
}
|
||||
}
|
||||
data1 += t1->w << 2;
|
||||
flags1 += t1->flags_stride << 2;
|
||||
}
|
||||
for (i = 0; i < t1->w; ++i) {
|
||||
OPJ_INT32 *data2 = data1 + i;
|
||||
opj_flag_t *flags2 = flags1 + i;
|
||||
for (j = k; j < t1->h; ++j) {
|
||||
flags2 += t1->flags_stride;
|
||||
opj_t1_dec_clnpass_step(t1, flags2, data2, orient, oneplushalf);
|
||||
data2 += t1->w;
|
||||
}
|
||||
}
|
||||
opj_t1_dec_clnpass_internal(t1, bpno, orient, cblksty, 64, 64, 66);
|
||||
}
|
||||
|
||||
if (segsym) {
|
||||
OPJ_INT32 v = 0;
|
||||
opj_mqc_setcurctx(mqc, T1_CTXNO_UNI);
|
||||
v = opj_mqc_decode(mqc);
|
||||
v = (v << 1) | opj_mqc_decode(mqc);
|
||||
v = (v << 1) | opj_mqc_decode(mqc);
|
||||
v = (v << 1) | opj_mqc_decode(mqc);
|
||||
/*
|
||||
if (v!=0xa) {
|
||||
opj_event_msg(t1->cinfo, EVT_WARNING, "Bad segmentation symbol %x\n", v);
|
||||
static void opj_t1_dec_clnpass_generic(
|
||||
opj_t1_t *t1,
|
||||
OPJ_INT32 bpno,
|
||||
OPJ_INT32 orient,
|
||||
OPJ_INT32 cblksty)
|
||||
{
|
||||
opj_t1_dec_clnpass_internal(t1, bpno, orient, cblksty, t1->w, t1->h, t1->flags_stride);
|
||||
}
|
||||
*/
|
||||
}
|
||||
} /* VSC and BYPASS by Antonin */
|
||||
|
||||
|
||||
/** mod fixed_quality */
|
||||
|
|
@ -1446,6 +1482,8 @@ static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1,
|
|||
}
|
||||
}
|
||||
|
||||
if( t1->w == 64 && t1->h == 64 )
|
||||
{
|
||||
for (passno = 0; (passno < seg->real_num_passes) && (bpno_plus_one >= 1); ++passno) {
|
||||
switch (passtype) {
|
||||
case 0:
|
||||
|
|
@ -1455,7 +1493,7 @@ static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1,
|
|||
if (cblksty & J2K_CCP_CBLKSTY_VSC) {
|
||||
opj_t1_dec_sigpass_mqc_vsc(t1, bpno_plus_one, (OPJ_INT32)orient);
|
||||
} else {
|
||||
opj_t1_dec_sigpass_mqc(t1, bpno_plus_one, (OPJ_INT32)orient);
|
||||
opj_t1_dec_sigpass_mqc_64x64(t1, bpno_plus_one, (OPJ_INT32)orient);
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
|
@ -1466,12 +1504,12 @@ static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1,
|
|||
if (cblksty & J2K_CCP_CBLKSTY_VSC) {
|
||||
opj_t1_dec_refpass_mqc_vsc(t1, bpno_plus_one);
|
||||
} else {
|
||||
opj_t1_dec_refpass_mqc(t1, bpno_plus_one);
|
||||
opj_t1_dec_refpass_mqc_64x64(t1, bpno_plus_one);
|
||||
}
|
||||
}
|
||||
break;
|
||||
case 2:
|
||||
opj_t1_dec_clnpass(t1, bpno_plus_one, (OPJ_INT32)orient, (OPJ_INT32)cblksty);
|
||||
opj_t1_dec_clnpass_64x64(t1, bpno_plus_one, (OPJ_INT32)orient, (OPJ_INT32)cblksty);
|
||||
break;
|
||||
}
|
||||
|
||||
|
|
@ -1487,6 +1525,50 @@ static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1,
|
|||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
for (passno = 0; (passno < seg->real_num_passes) && (bpno_plus_one >= 1); ++passno) {
|
||||
switch (passtype) {
|
||||
case 0:
|
||||
if (type == T1_TYPE_RAW) {
|
||||
opj_t1_dec_sigpass_raw(t1, bpno_plus_one, (OPJ_INT32)orient, (OPJ_INT32)cblksty);
|
||||
} else {
|
||||
if (cblksty & J2K_CCP_CBLKSTY_VSC) {
|
||||
opj_t1_dec_sigpass_mqc_vsc(t1, bpno_plus_one, (OPJ_INT32)orient);
|
||||
} else {
|
||||
opj_t1_dec_sigpass_mqc_generic(t1, bpno_plus_one, (OPJ_INT32)orient);
|
||||
}
|
||||
}
|
||||
break;
|
||||
case 1:
|
||||
if (type == T1_TYPE_RAW) {
|
||||
opj_t1_dec_refpass_raw(t1, bpno_plus_one, (OPJ_INT32)cblksty);
|
||||
} else {
|
||||
if (cblksty & J2K_CCP_CBLKSTY_VSC) {
|
||||
opj_t1_dec_refpass_mqc_vsc(t1, bpno_plus_one);
|
||||
} else {
|
||||
opj_t1_dec_refpass_mqc_generic(t1, bpno_plus_one);
|
||||
}
|
||||
}
|
||||
break;
|
||||
case 2:
|
||||
opj_t1_dec_clnpass_generic(t1, bpno_plus_one, (OPJ_INT32)orient, (OPJ_INT32)cblksty);
|
||||
break;
|
||||
}
|
||||
|
||||
if ((cblksty & J2K_CCP_CBLKSTY_RESET) && type == T1_TYPE_MQ) {
|
||||
opj_mqc_resetstates(mqc);
|
||||
opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46);
|
||||
opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3);
|
||||
opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4);
|
||||
}
|
||||
if (++passtype == 3) {
|
||||
passtype = 0;
|
||||
bpno_plus_one--;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return OPJ_TRUE;
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue