mirror of
https://github.com/xenia-project/FFmpeg.git
synced 2024-11-24 12:09:55 +00:00
j2k: Rename structs to be more similar to jpeg2000dec
This should simplify merging Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
parent
376e89e280
commit
0ab0ed2b86
@ -64,12 +64,12 @@ static int tag_tree_size(int w, int h)
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return res + 1;
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}
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J2kTgtNode *ff_j2k_tag_tree_init(int w, int h)
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Jpeg2000TgtNode *ff_j2k_tag_tree_init(int w, int h)
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{
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int pw = w, ph = h;
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J2kTgtNode *res, *t, *t2;
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Jpeg2000TgtNode *res, *t, *t2;
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t = res = av_mallocz(tag_tree_size(w, h)*sizeof(J2kTgtNode));
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t = res = av_mallocz(tag_tree_size(w, h)*sizeof(Jpeg2000TgtNode));
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if (res == NULL)
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return NULL;
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@ -93,7 +93,7 @@ J2kTgtNode *ff_j2k_tag_tree_init(int w, int h)
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return res;
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}
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static void tag_tree_zero(J2kTgtNode *t, int w, int h)
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static void tag_tree_zero(Jpeg2000TgtNode *t, int w, int h)
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{
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int i, siz = tag_tree_size(w, h);
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@ -178,7 +178,7 @@ void ff_j2k_init_tier1_luts(void)
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ff_j2k_sgnctxno_lut[i][j] = getsgnctxno(i + (j << 8), &ff_j2k_xorbit_lut[i][j]);
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}
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void ff_j2k_set_significant(J2kT1Context *t1, int x, int y, int negative)
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void ff_j2k_set_significant(Jpeg2000T1Context *t1, int x, int y, int negative)
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{
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x++; y++;
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t1->flags[y][x] |= J2K_T1_SIG;
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@ -199,7 +199,7 @@ void ff_j2k_set_significant(J2kT1Context *t1, int x, int y, int negative)
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t1->flags[y-1][x-1] |= J2K_T1_SIG_SE;
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}
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int ff_j2k_init_component(J2kComponent *comp, J2kCodingStyle *codsty, J2kQuantStyle *qntsty, int cbps, int dx, int dy)
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int ff_j2k_init_component(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty, Jpeg2000QuantStyle *qntsty, int cbps, int dx, int dy)
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{
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int reslevelno, bandno, gbandno = 0, ret, i, j, csize = 1;
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@ -211,13 +211,13 @@ int ff_j2k_init_component(J2kComponent *comp, J2kCodingStyle *codsty, J2kQuantSt
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comp->data = av_malloc(csize * sizeof(int));
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if (!comp->data)
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return AVERROR(ENOMEM);
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comp->reslevel = av_malloc(codsty->nreslevels * sizeof(J2kResLevel));
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comp->reslevel = av_malloc(codsty->nreslevels * sizeof(Jpeg2000ResLevel));
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if (!comp->reslevel)
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return AVERROR(ENOMEM);
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for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++){
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int declvl = codsty->nreslevels - reslevelno;
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J2kResLevel *reslevel = comp->reslevel + reslevelno;
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Jpeg2000ResLevel *reslevel = comp->reslevel + reslevelno;
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for (i = 0; i < 2; i++)
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for (j = 0; j < 2; j++)
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@ -241,11 +241,11 @@ int ff_j2k_init_component(J2kComponent *comp, J2kCodingStyle *codsty, J2kQuantSt
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reslevel->num_precincts_y = ff_j2k_ceildivpow2(reslevel->coord[1][1], codsty->log2_prec_height)
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- (reslevel->coord[1][0] >> codsty->log2_prec_height);
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reslevel->band = av_malloc(reslevel->nbands * sizeof(J2kBand));
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reslevel->band = av_malloc(reslevel->nbands * sizeof(Jpeg2000Band));
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if (!reslevel->band)
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return AVERROR(ENOMEM);
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for (bandno = 0; bandno < reslevel->nbands; bandno++, gbandno++){
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J2kBand *band = reslevel->band + bandno;
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Jpeg2000Band *band = reslevel->band + bandno;
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int cblkno, precx, precy, precno;
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int x0, y0, x1, y1;
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int xi0, yi0, xi1, yi1;
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@ -285,15 +285,15 @@ int ff_j2k_init_component(J2kComponent *comp, J2kCodingStyle *codsty, J2kQuantSt
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band->cblknx = ff_j2k_ceildiv(band->cblknx, dx);
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band->cblkny = ff_j2k_ceildiv(band->cblkny, dy);
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band->cblk = av_malloc(sizeof(J2kCblk) * band->cblknx * band->cblkny);
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band->cblk = av_malloc(sizeof(Jpeg2000Cblk) * band->cblknx * band->cblkny);
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if (!band->cblk)
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return AVERROR(ENOMEM);
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band->prec = av_malloc(sizeof(J2kCblk) * reslevel->num_precincts_x * reslevel->num_precincts_y);
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band->prec = av_malloc(sizeof(Jpeg2000Cblk) * reslevel->num_precincts_x * reslevel->num_precincts_y);
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if (!band->prec)
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return AVERROR(ENOMEM);
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for (cblkno = 0; cblkno < band->cblknx * band->cblkny; cblkno++){
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J2kCblk *cblk = band->cblk + cblkno;
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Jpeg2000Cblk *cblk = band->cblk + cblkno;
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cblk->zero = 0;
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cblk->lblock = 3;
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cblk->length = 0;
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@ -325,7 +325,7 @@ int ff_j2k_init_component(J2kComponent *comp, J2kCodingStyle *codsty, J2kQuantSt
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cblkperprecw = 1<<(codsty->log2_prec_width - codsty->log2_cblk_width);
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for (precx = 0, precno = 0; precx < reslevel->num_precincts_x; precx++){
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for (precy = 0; precy < reslevel->num_precincts_y; precy++, precno = 0){
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J2kPrec *prec = band->prec + precno;
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Jpeg2000Prec *prec = band->prec + precno;
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prec->xi0 = xi0;
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prec->xi1 = xi1;
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prec->cblkincl = ff_j2k_tag_tree_init(prec->xi1 - prec->xi0,
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@ -345,20 +345,20 @@ int ff_j2k_init_component(J2kComponent *comp, J2kCodingStyle *codsty, J2kQuantSt
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return 0;
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}
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void ff_j2k_reinit(J2kComponent *comp, J2kCodingStyle *codsty)
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void ff_j2k_reinit(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
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{
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int reslevelno, bandno, cblkno, precno;
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for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++){
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J2kResLevel *rlevel = comp->reslevel + reslevelno;
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Jpeg2000ResLevel *rlevel = comp->reslevel + reslevelno;
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for (bandno = 0; bandno < rlevel->nbands; bandno++){
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J2kBand *band = rlevel->band + bandno;
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Jpeg2000Band *band = rlevel->band + bandno;
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for(precno = 0; precno < rlevel->num_precincts_x * rlevel->num_precincts_y; precno++){
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J2kPrec *prec = band->prec + precno;
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Jpeg2000Prec *prec = band->prec + precno;
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tag_tree_zero(prec->zerobits, prec->xi1 - prec->xi0, prec->yi1 - prec->yi0);
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tag_tree_zero(prec->cblkincl, prec->xi1 - prec->xi0, prec->yi1 - prec->yi0);
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}
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for (cblkno = 0; cblkno < band->cblknx * band->cblkny; cblkno++){
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J2kCblk *cblk = band->cblk + cblkno;
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Jpeg2000Cblk *cblk = band->cblk + cblkno;
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cblk->length = 0;
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cblk->lblock = 3;
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}
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@ -366,16 +366,16 @@ void ff_j2k_reinit(J2kComponent *comp, J2kCodingStyle *codsty)
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}
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}
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void ff_j2k_cleanup(J2kComponent *comp, J2kCodingStyle *codsty)
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void ff_j2k_cleanup(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
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{
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int reslevelno, bandno, precno;
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for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++){
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J2kResLevel *reslevel = comp->reslevel + reslevelno;
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Jpeg2000ResLevel *reslevel = comp->reslevel + reslevelno;
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for (bandno = 0; bandno < reslevel->nbands ; bandno++){
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J2kBand *band = reslevel->band + bandno;
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Jpeg2000Band *band = reslevel->band + bandno;
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for (precno = 0; precno < reslevel->num_precincts_x * reslevel->num_precincts_y; precno++){
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J2kPrec *prec = band->prec + precno;
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Jpeg2000Prec *prec = band->prec + precno;
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av_freep(&prec->zerobits);
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av_freep(&prec->cblkincl);
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}
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@ -31,7 +31,7 @@
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#include "mqc.h"
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#include "j2k_dwt.h"
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enum J2kMarkers{
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enum Jpeg2000Markers{
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J2K_SOC = 0xff4f, ///< start of codestream
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J2K_SIZ = 0xff51, ///< image and tile size
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J2K_COD, ///< coding style default
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@ -54,7 +54,7 @@ enum J2kMarkers{
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J2K_EOC = 0xffd9, ///< end of codestream
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};
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enum J2kQuantsty{ ///< quantization style
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enum Jpeg2000Quantsty{ ///< quantization style
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J2K_QSTY_NONE, ///< no quantization
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J2K_QSTY_SI, ///< scalar derived
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J2K_QSTY_SE ///< scalar expoounded
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@ -104,13 +104,13 @@ typedef struct {
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int data[J2K_MAX_CBLKW][J2K_MAX_CBLKH];
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int flags[J2K_MAX_CBLKW+2][J2K_MAX_CBLKH+2];
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MqcState mqc;
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} J2kT1Context;
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} Jpeg2000T1Context;
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typedef struct J2kTgtNode {
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typedef struct Jpeg2000TgtNode {
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uint8_t val;
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uint8_t vis;
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struct J2kTgtNode *parent;
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} J2kTgtNode;
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struct Jpeg2000TgtNode *parent;
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} Jpeg2000TgtNode;
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typedef struct {
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uint8_t nreslevels; ///< number of resolution levels
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@ -123,19 +123,19 @@ typedef struct {
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uint8_t nlayers; ///< number of layers
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uint8_t mct; ///< multiple component transformation
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uint8_t cblk_style; ///< codeblock coding style
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} J2kCodingStyle;
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} Jpeg2000CodingStyle;
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typedef struct {
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uint8_t expn[32 * 3]; ///< quantization exponent
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uint16_t mant[32 * 3]; ///< quantization mantissa
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uint8_t quantsty; ///< quantization style
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uint8_t nguardbits; ///< number of guard bits
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} J2kQuantStyle;
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} Jpeg2000QuantStyle;
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typedef struct {
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uint16_t rate;
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int64_t disto;
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} J2kPass;
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} Jpeg2000Pass;
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typedef struct {
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uint8_t npasses;
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@ -146,38 +146,38 @@ typedef struct {
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uint8_t lblock;
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uint8_t zero;
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uint8_t data[8192];
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J2kPass passes[100];
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} J2kCblk; ///< code block
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Jpeg2000Pass passes[100];
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} Jpeg2000Cblk; ///< code block
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typedef struct {
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uint16_t xi0, xi1, yi0, yi1; ///< codeblock indexes ([xi0, xi1))
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J2kTgtNode *zerobits;
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J2kTgtNode *cblkincl;
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} J2kPrec; ///< precinct
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Jpeg2000TgtNode *zerobits;
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Jpeg2000TgtNode *cblkincl;
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} Jpeg2000Prec; ///< precinct
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typedef struct {
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uint16_t coord[2][2]; ///< border coordinates {{x0, x1}, {y0, y1}}
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uint16_t codeblock_width, codeblock_height;
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uint16_t cblknx, cblkny;
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uint32_t stepsize; ///< quantization stepsize (* 2^13)
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J2kPrec *prec;
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J2kCblk *cblk;
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} J2kBand; ///< subband
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Jpeg2000Prec *prec;
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Jpeg2000Cblk *cblk;
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} Jpeg2000Band; ///< subband
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typedef struct {
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uint8_t nbands;
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uint16_t coord[2][2]; ///< border coordinates {{x0, x1}, {y0, y1}}
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uint16_t num_precincts_x, num_precincts_y; ///< number of precincts in x/y direction
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uint8_t log2_prec_width, log2_prec_height; ///< exponent of precinct size
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J2kBand *band;
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} J2kResLevel; ///< resolution level
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Jpeg2000Band *band;
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} Jpeg2000ResLevel; ///< resolution level
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typedef struct {
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J2kResLevel *reslevel;
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Jpeg2000ResLevel *reslevel;
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DWTContext dwt;
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int *data;
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uint16_t coord[2][2]; ///< border coordinates {{x0, x1}, {y0, y1}}
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} J2kComponent;
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} Jpeg2000Component;
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/* debug routines */
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#if 0
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@ -199,12 +199,12 @@ static inline int ff_j2k_ceildiv(int a, int b)
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}
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/* tag tree routines */
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J2kTgtNode *ff_j2k_tag_tree_init(int w, int h);
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Jpeg2000TgtNode *ff_j2k_tag_tree_init(int w, int h);
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/* TIER-1 routines */
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void ff_j2k_init_tier1_luts(void);
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void ff_j2k_set_significant(J2kT1Context *t1, int x, int y, int negative);
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void ff_j2k_set_significant(Jpeg2000T1Context *t1, int x, int y, int negative);
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extern uint8_t ff_j2k_nbctxno_lut[256][4];
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@ -227,8 +227,8 @@ static inline int ff_j2k_getsgnctxno(int flag, int *xorbit)
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return ff_j2k_sgnctxno_lut[flag&15][(flag>>8)&15];
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}
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int ff_j2k_init_component(J2kComponent *comp, J2kCodingStyle *codsty, J2kQuantStyle *qntsty, int cbps, int dx, int dy);
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void ff_j2k_reinit(J2kComponent *comp, J2kCodingStyle *codsty);
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void ff_j2k_cleanup(J2kComponent *comp, J2kCodingStyle *codsty);
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int ff_j2k_init_component(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty, Jpeg2000QuantStyle *qntsty, int cbps, int dx, int dy);
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void ff_j2k_reinit(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty);
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void ff_j2k_cleanup(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty);
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#endif /* AVCODEC_J2K_H */
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@ -42,11 +42,11 @@
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#define HAD_QCC 0x02
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typedef struct {
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J2kComponent *comp;
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Jpeg2000Component *comp;
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uint8_t properties[4];
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J2kCodingStyle codsty[4];
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J2kQuantStyle qntsty[4];
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} J2kTile;
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Jpeg2000CodingStyle codsty[4];
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Jpeg2000QuantStyle qntsty[4];
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} Jpeg2000Tile;
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typedef struct {
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AVCodecContext *avctx;
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@ -66,17 +66,17 @@ typedef struct {
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int numXtiles, numYtiles;
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int maxtilelen;
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J2kCodingStyle codsty[4];
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J2kQuantStyle qntsty[4];
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Jpeg2000CodingStyle codsty[4];
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Jpeg2000QuantStyle qntsty[4];
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int bit_index;
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int curtileno;
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J2kTile *tile;
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} J2kDecoderContext;
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Jpeg2000Tile *tile;
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} Jpeg2000DecoderContext;
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static int get_bits(J2kDecoderContext *s, int n)
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static int get_bits(Jpeg2000DecoderContext *s, int n)
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{
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int res = 0;
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@ -91,14 +91,14 @@ static int get_bits(J2kDecoderContext *s, int n)
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return res;
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}
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static void j2k_flush(J2kDecoderContext *s)
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static void j2k_flush(Jpeg2000DecoderContext *s)
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{
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if (bytestream2_get_byte(&s->g) == 0xff)
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bytestream2_skip(&s->g, 1);
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s->bit_index = 8;
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}
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#if 0
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void printcomp(J2kComponent *comp)
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void printcomp(Jpeg2000Component *comp)
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{
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int i;
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for (i = 0; i < comp->y1 - comp->y0; i++)
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@ -110,7 +110,7 @@ static void nspaces(FILE *fd, int n)
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while(n--) putc(' ', fd);
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}
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static void dump(J2kDecoderContext *s, FILE *fd)
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static void dump(Jpeg2000DecoderContext *s, FILE *fd)
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{
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int tileno, compno, reslevelno, bandno, precno;
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fprintf(fd, "XSiz = %d, YSiz = %d, tile_width = %d, tile_height = %d\n"
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@ -119,18 +119,18 @@ static void dump(J2kDecoderContext *s, FILE *fd)
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s->width, s->height, s->tile_width, s->tile_height,
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s->numXtiles, s->numYtiles, s->ncomponents);
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for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++){
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J2kTile *tile = s->tile + tileno;
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Jpeg2000Tile *tile = s->tile + tileno;
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nspaces(fd, 2);
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fprintf(fd, "tile %d:\n", tileno);
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for(compno = 0; compno < s->ncomponents; compno++){
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J2kComponent *comp = tile->comp + compno;
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Jpeg2000Component *comp = tile->comp + compno;
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nspaces(fd, 4);
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fprintf(fd, "component %d:\n", compno);
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nspaces(fd, 4);
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fprintf(fd, "x0 = %d, x1 = %d, y0 = %d, y1 = %d\n",
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comp->x0, comp->x1, comp->y0, comp->y1);
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for(reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++){
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J2kResLevel *reslevel = comp->reslevel + reslevelno;
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Jpeg2000ResLevel *reslevel = comp->reslevel + reslevelno;
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nspaces(fd, 6);
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fprintf(fd, "reslevel %d:\n", reslevelno);
|
||||
nspaces(fd, 6);
|
||||
@ -138,7 +138,7 @@ static void dump(J2kDecoderContext *s, FILE *fd)
|
||||
reslevel->x0, reslevel->x1, reslevel->y0,
|
||||
reslevel->y1, reslevel->nbands);
|
||||
for(bandno = 0; bandno < reslevel->nbands; bandno++){
|
||||
J2kBand *band = reslevel->band + bandno;
|
||||
Jpeg2000Band *band = reslevel->band + bandno;
|
||||
nspaces(fd, 8);
|
||||
fprintf(fd, "band %d:\n", bandno);
|
||||
nspaces(fd, 8);
|
||||
@ -149,7 +149,7 @@ static void dump(J2kDecoderContext *s, FILE *fd)
|
||||
band->codeblock_width, band->codeblock_height,
|
||||
band->cblknx, band->cblkny);
|
||||
for (precno = 0; precno < reslevel->num_precincts_x * reslevel->num_precincts_y; precno++){
|
||||
J2kPrec *prec = band->prec + precno;
|
||||
Jpeg2000Prec *prec = band->prec + precno;
|
||||
nspaces(fd, 10);
|
||||
fprintf(fd, "prec %d:\n", precno);
|
||||
nspaces(fd, 10);
|
||||
@ -164,9 +164,9 @@ static void dump(J2kDecoderContext *s, FILE *fd)
|
||||
#endif
|
||||
|
||||
/** decode the value stored in node */
|
||||
static int tag_tree_decode(J2kDecoderContext *s, J2kTgtNode *node, int threshold)
|
||||
static int tag_tree_decode(Jpeg2000DecoderContext *s, Jpeg2000TgtNode *node, int threshold)
|
||||
{
|
||||
J2kTgtNode *stack[30];
|
||||
Jpeg2000TgtNode *stack[30];
|
||||
int sp = -1, curval = 0;
|
||||
|
||||
if(!node)
|
||||
@ -203,7 +203,7 @@ static int tag_tree_decode(J2kDecoderContext *s, J2kTgtNode *node, int threshold
|
||||
|
||||
/* marker segments */
|
||||
/** get sizes and offsets of image, tiles; number of components */
|
||||
static int get_siz(J2kDecoderContext *s)
|
||||
static int get_siz(Jpeg2000DecoderContext *s)
|
||||
{
|
||||
int i, ret;
|
||||
ThreadFrame frame = { .f = s->picture };
|
||||
@ -245,17 +245,17 @@ static int get_siz(J2kDecoderContext *s)
|
||||
s->numXtiles = ff_j2k_ceildiv(s->width - s->tile_offset_x, s->tile_width);
|
||||
s->numYtiles = ff_j2k_ceildiv(s->height - s->tile_offset_y, s->tile_height);
|
||||
|
||||
if(s->numXtiles * (uint64_t)s->numYtiles > INT_MAX/sizeof(J2kTile))
|
||||
if(s->numXtiles * (uint64_t)s->numYtiles > INT_MAX/sizeof(Jpeg2000Tile))
|
||||
return AVERROR(EINVAL);
|
||||
|
||||
s->tile = av_mallocz(s->numXtiles * s->numYtiles * sizeof(J2kTile));
|
||||
s->tile = av_mallocz(s->numXtiles * s->numYtiles * sizeof(Jpeg2000Tile));
|
||||
if (!s->tile)
|
||||
return AVERROR(ENOMEM);
|
||||
|
||||
for (i = 0; i < s->numXtiles * s->numYtiles; i++){
|
||||
J2kTile *tile = s->tile + i;
|
||||
Jpeg2000Tile *tile = s->tile + i;
|
||||
|
||||
tile->comp = av_mallocz(s->ncomponents * sizeof(J2kComponent));
|
||||
tile->comp = av_mallocz(s->ncomponents * sizeof(Jpeg2000Component));
|
||||
if (!tile->comp)
|
||||
return AVERROR(ENOMEM);
|
||||
}
|
||||
@ -294,7 +294,7 @@ static int get_siz(J2kDecoderContext *s)
|
||||
}
|
||||
|
||||
/** get common part for COD and COC segments */
|
||||
static int get_cox(J2kDecoderContext *s, J2kCodingStyle *c)
|
||||
static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
|
||||
{
|
||||
if (bytestream2_get_bytes_left(&s->g) < 5)
|
||||
return AVERROR(EINVAL);
|
||||
@ -317,9 +317,9 @@ static int get_cox(J2kDecoderContext *s, J2kCodingStyle *c)
|
||||
}
|
||||
|
||||
/** get coding parameters for a particular tile or whole image*/
|
||||
static int get_cod(J2kDecoderContext *s, J2kCodingStyle *c, uint8_t *properties)
|
||||
static int get_cod(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c, uint8_t *properties)
|
||||
{
|
||||
J2kCodingStyle tmp;
|
||||
Jpeg2000CodingStyle tmp;
|
||||
int compno;
|
||||
|
||||
if (bytestream2_get_bytes_left(&s->g) < 5)
|
||||
@ -341,13 +341,13 @@ static int get_cod(J2kDecoderContext *s, J2kCodingStyle *c, uint8_t *properties)
|
||||
get_cox(s, &tmp);
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
if (!(properties[compno] & HAD_COC))
|
||||
memcpy(c + compno, &tmp, sizeof(J2kCodingStyle));
|
||||
memcpy(c + compno, &tmp, sizeof(Jpeg2000CodingStyle));
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
/** get coding parameters for a component in the whole image on a particular tile */
|
||||
static int get_coc(J2kDecoderContext *s, J2kCodingStyle *c, uint8_t *properties)
|
||||
static int get_coc(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c, uint8_t *properties)
|
||||
{
|
||||
int compno;
|
||||
|
||||
@ -365,7 +365,7 @@ static int get_coc(J2kDecoderContext *s, J2kCodingStyle *c, uint8_t *properties)
|
||||
}
|
||||
|
||||
/** get common part for QCD and QCC segments */
|
||||
static int get_qcx(J2kDecoderContext *s, int n, J2kQuantStyle *q)
|
||||
static int get_qcx(Jpeg2000DecoderContext *s, int n, Jpeg2000QuantStyle *q)
|
||||
{
|
||||
int i, x;
|
||||
|
||||
@ -408,21 +408,21 @@ static int get_qcx(J2kDecoderContext *s, int n, J2kQuantStyle *q)
|
||||
}
|
||||
|
||||
/** get quantization parameters for a particular tile or a whole image */
|
||||
static int get_qcd(J2kDecoderContext *s, int n, J2kQuantStyle *q, uint8_t *properties)
|
||||
static int get_qcd(Jpeg2000DecoderContext *s, int n, Jpeg2000QuantStyle *q, uint8_t *properties)
|
||||
{
|
||||
J2kQuantStyle tmp;
|
||||
Jpeg2000QuantStyle tmp;
|
||||
int compno;
|
||||
|
||||
if (get_qcx(s, n, &tmp))
|
||||
return -1;
|
||||
for (compno = 0; compno < s->ncomponents; compno++)
|
||||
if (!(properties[compno] & HAD_QCC))
|
||||
memcpy(q + compno, &tmp, sizeof(J2kQuantStyle));
|
||||
memcpy(q + compno, &tmp, sizeof(Jpeg2000QuantStyle));
|
||||
return 0;
|
||||
}
|
||||
|
||||
/** get quantization parameters for a component in the whole image on in a particular tile */
|
||||
static int get_qcc(J2kDecoderContext *s, int n, J2kQuantStyle *q, uint8_t *properties)
|
||||
static int get_qcc(Jpeg2000DecoderContext *s, int n, Jpeg2000QuantStyle *q, uint8_t *properties)
|
||||
{
|
||||
int compno;
|
||||
|
||||
@ -435,7 +435,7 @@ static int get_qcc(J2kDecoderContext *s, int n, J2kQuantStyle *q, uint8_t *prope
|
||||
}
|
||||
|
||||
/** get start of tile segment */
|
||||
static uint8_t get_sot(J2kDecoderContext *s)
|
||||
static uint8_t get_sot(Jpeg2000DecoderContext *s)
|
||||
{
|
||||
if (bytestream2_get_bytes_left(&s->g) < 8)
|
||||
return AVERROR(EINVAL);
|
||||
@ -449,30 +449,30 @@ static uint8_t get_sot(J2kDecoderContext *s)
|
||||
bytestream2_skipu(&s->g, 4); ///< Psot (ignored)
|
||||
|
||||
if (!bytestream2_get_byteu(&s->g)){ ///< TPsot
|
||||
J2kTile *tile = s->tile + s->curtileno;
|
||||
Jpeg2000Tile *tile = s->tile + s->curtileno;
|
||||
|
||||
/* copy defaults */
|
||||
memcpy(tile->codsty, s->codsty, s->ncomponents * sizeof(J2kCodingStyle));
|
||||
memcpy(tile->qntsty, s->qntsty, s->ncomponents * sizeof(J2kQuantStyle));
|
||||
memcpy(tile->codsty, s->codsty, s->ncomponents * sizeof(Jpeg2000CodingStyle));
|
||||
memcpy(tile->qntsty, s->qntsty, s->ncomponents * sizeof(Jpeg2000QuantStyle));
|
||||
}
|
||||
bytestream2_get_byteu(&s->g); ///< TNsot
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int init_tile(J2kDecoderContext *s, int tileno)
|
||||
static int init_tile(Jpeg2000DecoderContext *s, int tileno)
|
||||
{
|
||||
int compno,
|
||||
tilex = tileno % s->numXtiles,
|
||||
tiley = tileno / s->numXtiles;
|
||||
J2kTile *tile = s->tile + tileno;
|
||||
Jpeg2000Tile *tile = s->tile + tileno;
|
||||
|
||||
if (!tile->comp)
|
||||
return AVERROR(ENOMEM);
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kComponent *comp = tile->comp + compno;
|
||||
J2kCodingStyle *codsty = tile->codsty + compno;
|
||||
J2kQuantStyle *qntsty = tile->qntsty + compno;
|
||||
Jpeg2000Component *comp = tile->comp + compno;
|
||||
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
|
||||
Jpeg2000QuantStyle *qntsty = tile->qntsty + compno;
|
||||
int ret; // global bandno
|
||||
|
||||
comp->coord[0][0] = FFMAX(tilex * s->tile_width + s->tile_offset_x, s->image_offset_x);
|
||||
@ -487,7 +487,7 @@ static int init_tile(J2kDecoderContext *s, int tileno)
|
||||
}
|
||||
|
||||
/** read the number of coding passes */
|
||||
static int getnpasses(J2kDecoderContext *s)
|
||||
static int getnpasses(Jpeg2000DecoderContext *s)
|
||||
{
|
||||
int num;
|
||||
if (!get_bits(s, 1))
|
||||
@ -502,7 +502,7 @@ static int getnpasses(J2kDecoderContext *s)
|
||||
return num < 0 ? num : 37 + num;
|
||||
}
|
||||
|
||||
static int getlblockinc(J2kDecoderContext *s)
|
||||
static int getlblockinc(Jpeg2000DecoderContext *s)
|
||||
{
|
||||
int res = 0, ret;
|
||||
while (ret = get_bits(s, 1)){
|
||||
@ -513,7 +513,7 @@ static int getlblockinc(J2kDecoderContext *s)
|
||||
return res;
|
||||
}
|
||||
|
||||
static int decode_packet(J2kDecoderContext *s, J2kCodingStyle *codsty, J2kResLevel *rlevel, int precno,
|
||||
static int decode_packet(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty, Jpeg2000ResLevel *rlevel, int precno,
|
||||
int layno, uint8_t *expn, int numgbits)
|
||||
{
|
||||
int bandno, cblkny, cblknx, cblkno, ret;
|
||||
@ -525,8 +525,8 @@ static int decode_packet(J2kDecoderContext *s, J2kCodingStyle *codsty, J2kResLev
|
||||
return ret;
|
||||
|
||||
for (bandno = 0; bandno < rlevel->nbands; bandno++){
|
||||
J2kBand *band = rlevel->band + bandno;
|
||||
J2kPrec *prec = band->prec + precno;
|
||||
Jpeg2000Band *band = rlevel->band + bandno;
|
||||
Jpeg2000Prec *prec = band->prec + precno;
|
||||
int pos = 0;
|
||||
|
||||
if (band->coord[0][0] == band->coord[0][1]
|
||||
@ -535,7 +535,7 @@ static int decode_packet(J2kDecoderContext *s, J2kCodingStyle *codsty, J2kResLev
|
||||
|
||||
for (cblkny = prec->yi0; cblkny < prec->yi1; cblkny++)
|
||||
for(cblknx = prec->xi0, cblkno = cblkny * band->cblknx + cblknx; cblknx < prec->xi1; cblknx++, cblkno++, pos++){
|
||||
J2kCblk *cblk = band->cblk + cblkno;
|
||||
Jpeg2000Cblk *cblk = band->cblk + cblkno;
|
||||
int incl, newpasses, llen;
|
||||
|
||||
if (cblk->npasses)
|
||||
@ -571,12 +571,12 @@ static int decode_packet(J2kDecoderContext *s, J2kCodingStyle *codsty, J2kResLev
|
||||
}
|
||||
|
||||
for (bandno = 0; bandno < rlevel->nbands; bandno++){
|
||||
J2kBand *band = rlevel->band + bandno;
|
||||
Jpeg2000Band *band = rlevel->band + bandno;
|
||||
int yi, cblknw = band->prec[precno].xi1 - band->prec[precno].xi0;
|
||||
for (yi = band->prec[precno].yi0; yi < band->prec[precno].yi1; yi++){
|
||||
int xi;
|
||||
for (xi = band->prec[precno].xi0; xi < band->prec[precno].xi1; xi++){
|
||||
J2kCblk *cblk = band->cblk + yi * cblknw + xi;
|
||||
Jpeg2000Cblk *cblk = band->cblk + yi * cblknw + xi;
|
||||
if (bytestream2_get_bytes_left(&s->g) < cblk->lengthinc)
|
||||
return AVERROR(EINVAL);
|
||||
bytestream2_get_bufferu(&s->g, cblk->data, cblk->lengthinc);
|
||||
@ -588,7 +588,7 @@ static int decode_packet(J2kDecoderContext *s, J2kCodingStyle *codsty, J2kResLev
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int jpeg2000_decode_packets(J2kDecoderContext *s, J2kTile *tile)
|
||||
static int jpeg2000_decode_packets(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile)
|
||||
{
|
||||
int layno, reslevelno, compno, precno, ok_reslevel;
|
||||
s->bit_index = 8;
|
||||
@ -597,10 +597,10 @@ static int jpeg2000_decode_packets(J2kDecoderContext *s, J2kTile *tile)
|
||||
for (reslevelno = 0; ok_reslevel; reslevelno++){
|
||||
ok_reslevel = 0;
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kCodingStyle *codsty = tile->codsty + compno;
|
||||
J2kQuantStyle *qntsty = tile->qntsty + compno;
|
||||
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
|
||||
Jpeg2000QuantStyle *qntsty = tile->qntsty + compno;
|
||||
if (reslevelno < codsty->nreslevels){
|
||||
J2kResLevel *rlevel = tile->comp[compno].reslevel + reslevelno;
|
||||
Jpeg2000ResLevel *rlevel = tile->comp[compno].reslevel + reslevelno;
|
||||
ok_reslevel = 1;
|
||||
for (precno = 0; precno < rlevel->num_precincts_x * rlevel->num_precincts_y; precno++){
|
||||
if (decode_packet(s, codsty, rlevel, precno, layno, qntsty->expn +
|
||||
@ -615,7 +615,7 @@ static int jpeg2000_decode_packets(J2kDecoderContext *s, J2kTile *tile)
|
||||
}
|
||||
|
||||
/* TIER-1 routines */
|
||||
static void decode_sigpass(J2kT1Context *t1, int width, int height, int bpno, int bandno, int bpass_csty_symbol,
|
||||
static void decode_sigpass(Jpeg2000T1Context *t1, int width, int height, int bpno, int bandno, int bpass_csty_symbol,
|
||||
int vert_causal_ctx_csty_symbol)
|
||||
{
|
||||
int mask = 3 << (bpno - 1), y0, x, y;
|
||||
@ -642,7 +642,7 @@ static void decode_sigpass(J2kT1Context *t1, int width, int height, int bpno, in
|
||||
}
|
||||
}
|
||||
|
||||
static void decode_refpass(J2kT1Context *t1, int width, int height, int bpno)
|
||||
static void decode_refpass(Jpeg2000T1Context *t1, int width, int height, int bpno)
|
||||
{
|
||||
int phalf, nhalf;
|
||||
int y0, x, y;
|
||||
@ -662,7 +662,7 @@ static void decode_refpass(J2kT1Context *t1, int width, int height, int bpno)
|
||||
}
|
||||
}
|
||||
|
||||
static void decode_clnpass(J2kDecoderContext *s, J2kT1Context *t1, int width, int height,
|
||||
static void decode_clnpass(Jpeg2000DecoderContext *s, Jpeg2000T1Context *t1, int width, int height,
|
||||
int bpno, int bandno, int seg_symbols)
|
||||
{
|
||||
int mask = 3 << (bpno - 1), y0, x, y, runlen, dec;
|
||||
@ -712,7 +712,7 @@ static void decode_clnpass(J2kDecoderContext *s, J2kT1Context *t1, int width, in
|
||||
}
|
||||
}
|
||||
|
||||
static int decode_cblk(J2kDecoderContext *s, J2kCodingStyle *codsty, J2kT1Context *t1, J2kCblk *cblk,
|
||||
static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty, Jpeg2000T1Context *t1, Jpeg2000Cblk *cblk,
|
||||
int width, int height, int bandpos)
|
||||
{
|
||||
int passno = cblk->npasses, pass_t = 2, bpno = cblk->nonzerobits - 1, y, clnpass_cnt = 0;
|
||||
@ -755,7 +755,7 @@ static int decode_cblk(J2kDecoderContext *s, J2kCodingStyle *codsty, J2kT1Contex
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void mct_decode(J2kDecoderContext *s, J2kTile *tile)
|
||||
static void mct_decode(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile)
|
||||
{
|
||||
int i, *src[3], i0, i1, i2, csize = 1;
|
||||
|
||||
@ -786,21 +786,21 @@ static void mct_decode(J2kDecoderContext *s, J2kTile *tile)
|
||||
}
|
||||
}
|
||||
|
||||
static int decode_tile(J2kDecoderContext *s, J2kTile *tile)
|
||||
static int decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile)
|
||||
{
|
||||
int compno, reslevelno, bandno;
|
||||
int x, y, *src[4];
|
||||
uint8_t *line;
|
||||
J2kT1Context t1;
|
||||
Jpeg2000T1Context t1;
|
||||
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kComponent *comp = tile->comp + compno;
|
||||
J2kCodingStyle *codsty = tile->codsty + compno;
|
||||
Jpeg2000Component *comp = tile->comp + compno;
|
||||
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
|
||||
|
||||
for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++){
|
||||
J2kResLevel *rlevel = comp->reslevel + reslevelno;
|
||||
Jpeg2000ResLevel *rlevel = comp->reslevel + reslevelno;
|
||||
for (bandno = 0; bandno < rlevel->nbands; bandno++){
|
||||
J2kBand *band = rlevel->band + bandno;
|
||||
Jpeg2000Band *band = rlevel->band + bandno;
|
||||
int cblkx, cblky, cblkno=0, xx0, x0, xx1, y0, yy0, yy1, bandpos;
|
||||
|
||||
bandpos = bandno + (reslevelno > 0);
|
||||
@ -903,13 +903,13 @@ static int decode_tile(J2kDecoderContext *s, J2kTile *tile)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void cleanup(J2kDecoderContext *s)
|
||||
static void cleanup(Jpeg2000DecoderContext *s)
|
||||
{
|
||||
int tileno, compno;
|
||||
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++){
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kComponent *comp = s->tile[tileno].comp + compno;
|
||||
J2kCodingStyle *codsty = s->tile[tileno].codsty + compno;
|
||||
Jpeg2000Component *comp = s->tile[tileno].comp + compno;
|
||||
Jpeg2000CodingStyle *codsty = s->tile[tileno].codsty + compno;
|
||||
|
||||
ff_j2k_cleanup(comp, codsty);
|
||||
}
|
||||
@ -918,10 +918,10 @@ static void cleanup(J2kDecoderContext *s)
|
||||
av_freep(&s->tile);
|
||||
}
|
||||
|
||||
static int decode_codestream(J2kDecoderContext *s)
|
||||
static int decode_codestream(Jpeg2000DecoderContext *s)
|
||||
{
|
||||
J2kCodingStyle *codsty = s->codsty;
|
||||
J2kQuantStyle *qntsty = s->qntsty;
|
||||
Jpeg2000CodingStyle *codsty = s->codsty;
|
||||
Jpeg2000QuantStyle *qntsty = s->qntsty;
|
||||
uint8_t *properties = s->properties;
|
||||
|
||||
for (;;){
|
||||
@ -937,7 +937,7 @@ static int decode_codestream(J2kDecoderContext *s)
|
||||
oldpos = bytestream2_tell(&s->g);
|
||||
|
||||
if (marker == J2K_SOD){
|
||||
J2kTile *tile = s->tile + s->curtileno;
|
||||
Jpeg2000Tile *tile = s->tile + s->curtileno;
|
||||
if (ret = init_tile(s, s->curtileno)) {
|
||||
av_log(s->avctx, AV_LOG_ERROR, "tile initialization failed\n");
|
||||
return ret;
|
||||
@ -994,7 +994,7 @@ static int decode_codestream(J2kDecoderContext *s)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int jp2_find_codestream(J2kDecoderContext *s)
|
||||
static int jp2_find_codestream(Jpeg2000DecoderContext *s)
|
||||
{
|
||||
uint32_t atom_size, atom;
|
||||
int found_codestream = 0, search_range = 10;
|
||||
@ -1021,7 +1021,7 @@ static int decode_frame(AVCodecContext *avctx,
|
||||
void *data, int *got_frame,
|
||||
AVPacket *avpkt)
|
||||
{
|
||||
J2kDecoderContext *s = avctx->priv_data;
|
||||
Jpeg2000DecoderContext *s = avctx->priv_data;
|
||||
AVFrame *picture = data;
|
||||
int tileno, ret;
|
||||
|
||||
@ -1074,7 +1074,7 @@ err_out:
|
||||
|
||||
static av_cold int j2kdec_init(AVCodecContext *avctx)
|
||||
{
|
||||
J2kDecoderContext *s = avctx->priv_data;
|
||||
Jpeg2000DecoderContext *s = avctx->priv_data;
|
||||
|
||||
s->avctx = avctx;
|
||||
|
||||
@ -1087,7 +1087,7 @@ AVCodec ff_j2k_decoder = {
|
||||
.name = "j2k",
|
||||
.type = AVMEDIA_TYPE_VIDEO,
|
||||
.id = AV_CODEC_ID_JPEG2000,
|
||||
.priv_data_size = sizeof(J2kDecoderContext),
|
||||
.priv_data_size = sizeof(Jpeg2000DecoderContext),
|
||||
.init = j2kdec_init,
|
||||
.decode = decode_frame,
|
||||
.capabilities = CODEC_CAP_EXPERIMENTAL | CODEC_CAP_FRAME_THREADS,
|
||||
|
||||
@ -55,8 +55,8 @@ static const int dwt_norms[2][4][10] = { // [dwt_type][band][rlevel] (multiplied
|
||||
};
|
||||
|
||||
typedef struct {
|
||||
J2kComponent *comp;
|
||||
} J2kTile;
|
||||
Jpeg2000Component *comp;
|
||||
} Jpeg2000Tile;
|
||||
|
||||
typedef struct {
|
||||
AVCodecContext *avctx;
|
||||
@ -77,11 +77,11 @@ typedef struct {
|
||||
|
||||
int64_t lambda;
|
||||
|
||||
J2kCodingStyle codsty;
|
||||
J2kQuantStyle qntsty;
|
||||
Jpeg2000CodingStyle codsty;
|
||||
Jpeg2000QuantStyle qntsty;
|
||||
|
||||
J2kTile *tile;
|
||||
} J2kEncoderContext;
|
||||
Jpeg2000Tile *tile;
|
||||
} Jpeg2000EncoderContext;
|
||||
|
||||
|
||||
/* debug */
|
||||
@ -94,14 +94,14 @@ static void nspaces(FILE *fd, int n)
|
||||
while(n--) putc(' ', fd);
|
||||
}
|
||||
|
||||
static void printcomp(J2kComponent *comp)
|
||||
static void printcomp(Jpeg2000Component *comp)
|
||||
{
|
||||
int i;
|
||||
for (i = 0; i < comp->y1 - comp->y0; i++)
|
||||
ff_j2k_printv(comp->data + i * (comp->x1 - comp->x0), comp->x1 - comp->x0);
|
||||
}
|
||||
|
||||
static void dump(J2kEncoderContext *s, FILE *fd)
|
||||
static void dump(Jpeg2000EncoderContext *s, FILE *fd)
|
||||
{
|
||||
int tileno, compno, reslevelno, bandno, precno;
|
||||
fprintf(fd, "XSiz = %d, YSiz = %d, tile_width = %d, tile_height = %d\n"
|
||||
@ -110,18 +110,18 @@ static void dump(J2kEncoderContext *s, FILE *fd)
|
||||
s->width, s->height, s->tile_width, s->tile_height,
|
||||
s->numXtiles, s->numYtiles, s->ncomponents);
|
||||
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++){
|
||||
J2kTile *tile = s->tile + tileno;
|
||||
Jpeg2000Tile *tile = s->tile + tileno;
|
||||
nspaces(fd, 2);
|
||||
fprintf(fd, "tile %d:\n", tileno);
|
||||
for(compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kComponent *comp = tile->comp + compno;
|
||||
Jpeg2000Component *comp = tile->comp + compno;
|
||||
nspaces(fd, 4);
|
||||
fprintf(fd, "component %d:\n", compno);
|
||||
nspaces(fd, 4);
|
||||
fprintf(fd, "x0 = %d, x1 = %d, y0 = %d, y1 = %d\n",
|
||||
comp->x0, comp->x1, comp->y0, comp->y1);
|
||||
for(reslevelno = 0; reslevelno < s->nreslevels; reslevelno++){
|
||||
J2kResLevel *reslevel = comp->reslevel + reslevelno;
|
||||
Jpeg2000ResLevel *reslevel = comp->reslevel + reslevelno;
|
||||
nspaces(fd, 6);
|
||||
fprintf(fd, "reslevel %d:\n", reslevelno);
|
||||
nspaces(fd, 6);
|
||||
@ -129,7 +129,7 @@ static void dump(J2kEncoderContext *s, FILE *fd)
|
||||
reslevel->x0, reslevel->x1, reslevel->y0,
|
||||
reslevel->y1, reslevel->nbands);
|
||||
for(bandno = 0; bandno < reslevel->nbands; bandno++){
|
||||
J2kBand *band = reslevel->band + bandno;
|
||||
Jpeg2000Band *band = reslevel->band + bandno;
|
||||
nspaces(fd, 8);
|
||||
fprintf(fd, "band %d:\n", bandno);
|
||||
nspaces(fd, 8);
|
||||
@ -140,7 +140,7 @@ static void dump(J2kEncoderContext *s, FILE *fd)
|
||||
band->codeblock_width, band->codeblock_height,
|
||||
band->cblknx, band->cblkny);
|
||||
for (precno = 0; precno < reslevel->num_precincts_x * reslevel->num_precincts_y; precno++){
|
||||
J2kPrec *prec = band->prec + precno;
|
||||
Jpeg2000Prec *prec = band->prec + precno;
|
||||
nspaces(fd, 10);
|
||||
fprintf(fd, "prec %d:\n", precno);
|
||||
nspaces(fd, 10);
|
||||
@ -157,7 +157,7 @@ static void dump(J2kEncoderContext *s, FILE *fd)
|
||||
/* bitstream routines */
|
||||
|
||||
/** put n times val bit */
|
||||
static void put_bits(J2kEncoderContext *s, int val, int n) // TODO: optimize
|
||||
static void put_bits(Jpeg2000EncoderContext *s, int val, int n) // TODO: optimize
|
||||
{
|
||||
while (n-- > 0){
|
||||
if (s->bit_index == 8)
|
||||
@ -170,14 +170,14 @@ static void put_bits(J2kEncoderContext *s, int val, int n) // TODO: optimize
|
||||
}
|
||||
|
||||
/** put n least significant bits of a number num */
|
||||
static void put_num(J2kEncoderContext *s, int num, int n)
|
||||
static void put_num(Jpeg2000EncoderContext *s, int num, int n)
|
||||
{
|
||||
while(--n >= 0)
|
||||
put_bits(s, (num >> n) & 1, 1);
|
||||
}
|
||||
|
||||
/** flush the bitstream */
|
||||
static void j2k_flush(J2kEncoderContext *s)
|
||||
static void j2k_flush(Jpeg2000EncoderContext *s)
|
||||
{
|
||||
if (s->bit_index){
|
||||
s->bit_index = 0;
|
||||
@ -188,9 +188,9 @@ static void j2k_flush(J2kEncoderContext *s)
|
||||
/* tag tree routines */
|
||||
|
||||
/** code the value stored in node */
|
||||
static void tag_tree_code(J2kEncoderContext *s, J2kTgtNode *node, int threshold)
|
||||
static void tag_tree_code(Jpeg2000EncoderContext *s, Jpeg2000TgtNode *node, int threshold)
|
||||
{
|
||||
J2kTgtNode *stack[30];
|
||||
Jpeg2000TgtNode *stack[30];
|
||||
int sp = 1, curval = 0;
|
||||
stack[0] = node;
|
||||
|
||||
@ -216,7 +216,7 @@ static void tag_tree_code(J2kEncoderContext *s, J2kTgtNode *node, int threshold)
|
||||
}
|
||||
|
||||
/** update the value in node */
|
||||
static void tag_tree_update(J2kTgtNode *node)
|
||||
static void tag_tree_update(Jpeg2000TgtNode *node)
|
||||
{
|
||||
int lev = 0;
|
||||
while (node->parent){
|
||||
@ -228,7 +228,7 @@ static void tag_tree_update(J2kTgtNode *node)
|
||||
}
|
||||
}
|
||||
|
||||
static int put_siz(J2kEncoderContext *s)
|
||||
static int put_siz(Jpeg2000EncoderContext *s)
|
||||
{
|
||||
int i;
|
||||
|
||||
@ -257,9 +257,9 @@ static int put_siz(J2kEncoderContext *s)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int put_cod(J2kEncoderContext *s)
|
||||
static int put_cod(Jpeg2000EncoderContext *s)
|
||||
{
|
||||
J2kCodingStyle *codsty = &s->codsty;
|
||||
Jpeg2000CodingStyle *codsty = &s->codsty;
|
||||
|
||||
if (s->buf_end - s->buf < 14)
|
||||
return -1;
|
||||
@ -284,11 +284,11 @@ static int put_cod(J2kEncoderContext *s)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int put_qcd(J2kEncoderContext *s, int compno)
|
||||
static int put_qcd(Jpeg2000EncoderContext *s, int compno)
|
||||
{
|
||||
int i, size;
|
||||
J2kCodingStyle *codsty = &s->codsty;
|
||||
J2kQuantStyle *qntsty = &s->qntsty;
|
||||
Jpeg2000CodingStyle *codsty = &s->codsty;
|
||||
Jpeg2000QuantStyle *qntsty = &s->qntsty;
|
||||
|
||||
if (qntsty->quantsty == J2K_QSTY_NONE)
|
||||
size = 4 + 3 * (codsty->nreslevels-1);
|
||||
@ -310,7 +310,7 @@ static int put_qcd(J2kEncoderContext *s, int compno)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static uint8_t *put_sot(J2kEncoderContext *s, int tileno)
|
||||
static uint8_t *put_sot(Jpeg2000EncoderContext *s, int tileno)
|
||||
{
|
||||
uint8_t *psotptr;
|
||||
|
||||
@ -334,27 +334,27 @@ static uint8_t *put_sot(J2kEncoderContext *s, int tileno)
|
||||
* allocate memory for them
|
||||
* divide the input image into tile-components
|
||||
*/
|
||||
static int init_tiles(J2kEncoderContext *s)
|
||||
static int init_tiles(Jpeg2000EncoderContext *s)
|
||||
{
|
||||
int tileno, tilex, tiley, compno;
|
||||
J2kCodingStyle *codsty = &s->codsty;
|
||||
J2kQuantStyle *qntsty = &s->qntsty;
|
||||
Jpeg2000CodingStyle *codsty = &s->codsty;
|
||||
Jpeg2000QuantStyle *qntsty = &s->qntsty;
|
||||
|
||||
s->numXtiles = ff_j2k_ceildiv(s->width, s->tile_width);
|
||||
s->numYtiles = ff_j2k_ceildiv(s->height, s->tile_height);
|
||||
|
||||
s->tile = av_malloc(s->numXtiles * s->numYtiles * sizeof(J2kTile));
|
||||
s->tile = av_malloc(s->numXtiles * s->numYtiles * sizeof(Jpeg2000Tile));
|
||||
if (!s->tile)
|
||||
return AVERROR(ENOMEM);
|
||||
for (tileno = 0, tiley = 0; tiley < s->numYtiles; tiley++)
|
||||
for (tilex = 0; tilex < s->numXtiles; tilex++, tileno++){
|
||||
J2kTile *tile = s->tile + tileno;
|
||||
Jpeg2000Tile *tile = s->tile + tileno;
|
||||
|
||||
tile->comp = av_malloc(s->ncomponents * sizeof(J2kComponent));
|
||||
tile->comp = av_malloc(s->ncomponents * sizeof(Jpeg2000Component));
|
||||
if (!tile->comp)
|
||||
return AVERROR(ENOMEM);
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kComponent *comp = tile->comp + compno;
|
||||
Jpeg2000Component *comp = tile->comp + compno;
|
||||
int ret, i, j;
|
||||
|
||||
comp->coord[0][0] = tilex * s->tile_width;
|
||||
@ -373,15 +373,15 @@ static int init_tiles(J2kEncoderContext *s)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void copy_frame(J2kEncoderContext *s)
|
||||
static void copy_frame(Jpeg2000EncoderContext *s)
|
||||
{
|
||||
int tileno, compno, i, y, x;
|
||||
uint8_t *line;
|
||||
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++){
|
||||
J2kTile *tile = s->tile + tileno;
|
||||
Jpeg2000Tile *tile = s->tile + tileno;
|
||||
if (s->planar){
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kComponent *comp = tile->comp + compno;
|
||||
Jpeg2000Component *comp = tile->comp + compno;
|
||||
int *dst = comp->data;
|
||||
line = s->picture.data[compno]
|
||||
+ comp->coord[1][0] * s->picture.linesize[compno]
|
||||
@ -411,11 +411,11 @@ static void copy_frame(J2kEncoderContext *s)
|
||||
}
|
||||
}
|
||||
|
||||
static void init_quantization(J2kEncoderContext *s)
|
||||
static void init_quantization(Jpeg2000EncoderContext *s)
|
||||
{
|
||||
int compno, reslevelno, bandno;
|
||||
J2kQuantStyle *qntsty = &s->qntsty;
|
||||
J2kCodingStyle *codsty = &s->codsty;
|
||||
Jpeg2000QuantStyle *qntsty = &s->qntsty;
|
||||
Jpeg2000CodingStyle *codsty = &s->codsty;
|
||||
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
int gbandno = 0;
|
||||
@ -473,7 +473,7 @@ static int getnmsedec_ref(int x, int bpno)
|
||||
return lut_nmsedec_ref0[x & ((1 << NMSEDEC_BITS) - 1)];
|
||||
}
|
||||
|
||||
static void encode_sigpass(J2kT1Context *t1, int width, int height, int bandno, int *nmsedec, int bpno)
|
||||
static void encode_sigpass(Jpeg2000T1Context *t1, int width, int height, int bandno, int *nmsedec, int bpno)
|
||||
{
|
||||
int y0, x, y, mask = 1 << (bpno + NMSEDEC_FRACBITS);
|
||||
int vert_causal_ctx_csty_loc_symbol;
|
||||
@ -496,7 +496,7 @@ static void encode_sigpass(J2kT1Context *t1, int width, int height, int bandno,
|
||||
}
|
||||
}
|
||||
|
||||
static void encode_refpass(J2kT1Context *t1, int width, int height, int *nmsedec, int bpno)
|
||||
static void encode_refpass(Jpeg2000T1Context *t1, int width, int height, int *nmsedec, int bpno)
|
||||
{
|
||||
int y0, x, y, mask = 1 << (bpno + NMSEDEC_FRACBITS);
|
||||
for (y0 = 0; y0 < height; y0 += 4)
|
||||
@ -510,7 +510,7 @@ static void encode_refpass(J2kT1Context *t1, int width, int height, int *nmsedec
|
||||
}
|
||||
}
|
||||
|
||||
static void encode_clnpass(J2kT1Context *t1, int width, int height, int bandno, int *nmsedec, int bpno)
|
||||
static void encode_clnpass(Jpeg2000T1Context *t1, int width, int height, int bandno, int *nmsedec, int bpno)
|
||||
{
|
||||
int y0, x, y, mask = 1 << (bpno + NMSEDEC_FRACBITS);
|
||||
int vert_causal_ctx_csty_loc_symbol;
|
||||
@ -566,7 +566,7 @@ static void encode_clnpass(J2kT1Context *t1, int width, int height, int bandno,
|
||||
}
|
||||
}
|
||||
|
||||
static void encode_cblk(J2kEncoderContext *s, J2kT1Context *t1, J2kCblk *cblk, J2kTile *tile,
|
||||
static void encode_cblk(Jpeg2000EncoderContext *s, Jpeg2000T1Context *t1, Jpeg2000Cblk *cblk, Jpeg2000Tile *tile,
|
||||
int width, int height, int bandpos, int lev)
|
||||
{
|
||||
int pass_t = 2, passno, x, y, max=0, nmsedec, bpno;
|
||||
@ -625,7 +625,7 @@ static void encode_cblk(J2kEncoderContext *s, J2kT1Context *t1, J2kCblk *cblk, J
|
||||
|
||||
/* tier-2 routines: */
|
||||
|
||||
static void putnumpasses(J2kEncoderContext *s, int n)
|
||||
static void putnumpasses(Jpeg2000EncoderContext *s, int n)
|
||||
{
|
||||
if (n == 1)
|
||||
put_num(s, 0, 1);
|
||||
@ -640,7 +640,7 @@ static void putnumpasses(J2kEncoderContext *s, int n)
|
||||
}
|
||||
|
||||
|
||||
static int encode_packet(J2kEncoderContext *s, J2kResLevel *rlevel, int precno,
|
||||
static int encode_packet(Jpeg2000EncoderContext *s, Jpeg2000ResLevel *rlevel, int precno,
|
||||
uint8_t *expn, int numgbits)
|
||||
{
|
||||
int bandno, empty = 1;
|
||||
@ -667,8 +667,8 @@ static int encode_packet(J2kEncoderContext *s, J2kResLevel *rlevel, int precno,
|
||||
}
|
||||
|
||||
for (bandno = 0; bandno < rlevel->nbands; bandno++){
|
||||
J2kBand *band = rlevel->band + bandno;
|
||||
J2kPrec *prec = band->prec + precno;
|
||||
Jpeg2000Band *band = rlevel->band + bandno;
|
||||
Jpeg2000Prec *prec = band->prec + precno;
|
||||
int yi, xi, pos;
|
||||
int cblknw = prec->xi1 - prec->xi0;
|
||||
|
||||
@ -688,7 +688,7 @@ static int encode_packet(J2kEncoderContext *s, J2kResLevel *rlevel, int precno,
|
||||
for (pos=0, yi = prec->yi0; yi < prec->yi1; yi++){
|
||||
for (xi = prec->xi0; xi < prec->xi1; xi++, pos++){
|
||||
int pad = 0, llen, length;
|
||||
J2kCblk *cblk = band->cblk + yi * cblknw + xi;
|
||||
Jpeg2000Cblk *cblk = band->cblk + yi * cblknw + xi;
|
||||
|
||||
if (s->buf_end - s->buf < 20) // approximately
|
||||
return -1;
|
||||
@ -717,13 +717,13 @@ static int encode_packet(J2kEncoderContext *s, J2kResLevel *rlevel, int precno,
|
||||
}
|
||||
j2k_flush(s);
|
||||
for (bandno = 0; bandno < rlevel->nbands; bandno++){
|
||||
J2kBand *band = rlevel->band + bandno;
|
||||
J2kPrec *prec = band->prec + precno;
|
||||
Jpeg2000Band *band = rlevel->band + bandno;
|
||||
Jpeg2000Prec *prec = band->prec + precno;
|
||||
int yi, cblknw = prec->xi1 - prec->xi0;
|
||||
for (yi = prec->yi0; yi < prec->yi1; yi++){
|
||||
int xi;
|
||||
for (xi = prec->xi0; xi < prec->xi1; xi++){
|
||||
J2kCblk *cblk = band->cblk + yi * cblknw + xi;
|
||||
Jpeg2000Cblk *cblk = band->cblk + yi * cblknw + xi;
|
||||
if (cblk->ninclpasses){
|
||||
if (s->buf_end - s->buf < cblk->passes[cblk->ninclpasses-1].rate)
|
||||
return -1;
|
||||
@ -735,18 +735,18 @@ static int encode_packet(J2kEncoderContext *s, J2kResLevel *rlevel, int precno,
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int encode_packets(J2kEncoderContext *s, J2kTile *tile, int tileno)
|
||||
static int encode_packets(Jpeg2000EncoderContext *s, Jpeg2000Tile *tile, int tileno)
|
||||
{
|
||||
int compno, reslevelno, ret;
|
||||
J2kCodingStyle *codsty = &s->codsty;
|
||||
J2kQuantStyle *qntsty = &s->qntsty;
|
||||
Jpeg2000CodingStyle *codsty = &s->codsty;
|
||||
Jpeg2000QuantStyle *qntsty = &s->qntsty;
|
||||
|
||||
av_log(s->avctx, AV_LOG_DEBUG, "tier2\n");
|
||||
// lay-rlevel-comp-pos progression
|
||||
for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++){
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
int precno;
|
||||
J2kResLevel *reslevel = s->tile[tileno].comp[compno].reslevel + reslevelno;
|
||||
Jpeg2000ResLevel *reslevel = s->tile[tileno].comp[compno].reslevel + reslevelno;
|
||||
for (precno = 0; precno < reslevel->num_precincts_x * reslevel->num_precincts_y; precno++){
|
||||
if (ret = encode_packet(s, reslevel, precno, qntsty->expn + (reslevelno ? 3*reslevelno-2 : 0),
|
||||
qntsty->nguardbits))
|
||||
@ -758,7 +758,7 @@ static int encode_packets(J2kEncoderContext *s, J2kTile *tile, int tileno)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int getcut(J2kCblk *cblk, int64_t lambda, int dwt_norm)
|
||||
static int getcut(Jpeg2000Cblk *cblk, int64_t lambda, int dwt_norm)
|
||||
{
|
||||
int passno, res = 0;
|
||||
for (passno = 0; passno < cblk->npasses; passno++){
|
||||
@ -776,23 +776,23 @@ static int getcut(J2kCblk *cblk, int64_t lambda, int dwt_norm)
|
||||
return res;
|
||||
}
|
||||
|
||||
static void truncpasses(J2kEncoderContext *s, J2kTile *tile)
|
||||
static void truncpasses(Jpeg2000EncoderContext *s, Jpeg2000Tile *tile)
|
||||
{
|
||||
int compno, reslevelno, bandno, cblkno, lev;
|
||||
J2kCodingStyle *codsty = &s->codsty;
|
||||
Jpeg2000CodingStyle *codsty = &s->codsty;
|
||||
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kComponent *comp = tile->comp + compno;
|
||||
Jpeg2000Component *comp = tile->comp + compno;
|
||||
|
||||
for (reslevelno = 0, lev = codsty->nreslevels-1; reslevelno < codsty->nreslevels; reslevelno++, lev--){
|
||||
J2kResLevel *reslevel = comp->reslevel + reslevelno;
|
||||
Jpeg2000ResLevel *reslevel = comp->reslevel + reslevelno;
|
||||
|
||||
for (bandno = 0; bandno < reslevel->nbands ; bandno++){
|
||||
int bandpos = bandno + (reslevelno > 0);
|
||||
J2kBand *band = reslevel->band + bandno;
|
||||
Jpeg2000Band *band = reslevel->band + bandno;
|
||||
|
||||
for (cblkno = 0; cblkno < band->cblknx * band->cblkny; cblkno++){
|
||||
J2kCblk *cblk = band->cblk + cblkno;
|
||||
Jpeg2000Cblk *cblk = band->cblk + cblkno;
|
||||
|
||||
cblk->ninclpasses = getcut(cblk, s->lambda,
|
||||
(int64_t)dwt_norms[codsty->transform][bandpos][lev] * (int64_t)band->stepsize >> 13);
|
||||
@ -802,13 +802,13 @@ static void truncpasses(J2kEncoderContext *s, J2kTile *tile)
|
||||
}
|
||||
}
|
||||
|
||||
static int encode_tile(J2kEncoderContext *s, J2kTile *tile, int tileno)
|
||||
static int encode_tile(Jpeg2000EncoderContext *s, Jpeg2000Tile *tile, int tileno)
|
||||
{
|
||||
int compno, reslevelno, bandno, ret;
|
||||
J2kT1Context t1;
|
||||
J2kCodingStyle *codsty = &s->codsty;
|
||||
Jpeg2000T1Context t1;
|
||||
Jpeg2000CodingStyle *codsty = &s->codsty;
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kComponent *comp = s->tile[tileno].comp + compno;
|
||||
Jpeg2000Component *comp = s->tile[tileno].comp + compno;
|
||||
|
||||
av_log(s->avctx, AV_LOG_DEBUG,"dwt\n");
|
||||
if (ret = ff_j2k_dwt_encode(&comp->dwt, comp->data))
|
||||
@ -816,10 +816,10 @@ static int encode_tile(J2kEncoderContext *s, J2kTile *tile, int tileno)
|
||||
av_log(s->avctx, AV_LOG_DEBUG,"after dwt -> tier1\n");
|
||||
|
||||
for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++){
|
||||
J2kResLevel *reslevel = comp->reslevel + reslevelno;
|
||||
Jpeg2000ResLevel *reslevel = comp->reslevel + reslevelno;
|
||||
|
||||
for (bandno = 0; bandno < reslevel->nbands ; bandno++){
|
||||
J2kBand *band = reslevel->band + bandno;
|
||||
Jpeg2000Band *band = reslevel->band + bandno;
|
||||
int cblkx, cblky, cblkno=0, xx0, x0, xx1, y0, yy0, yy1, bandpos;
|
||||
yy0 = bandno == 0 ? 0 : comp->reslevel[reslevelno-1].coord[1][1] - comp->reslevel[reslevelno-1].coord[1][0];
|
||||
y0 = yy0;
|
||||
@ -880,14 +880,14 @@ static int encode_tile(J2kEncoderContext *s, J2kTile *tile, int tileno)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void cleanup(J2kEncoderContext *s)
|
||||
static void cleanup(Jpeg2000EncoderContext *s)
|
||||
{
|
||||
int tileno, compno;
|
||||
J2kCodingStyle *codsty = &s->codsty;
|
||||
Jpeg2000CodingStyle *codsty = &s->codsty;
|
||||
|
||||
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++){
|
||||
for (compno = 0; compno < s->ncomponents; compno++){
|
||||
J2kComponent *comp = s->tile[tileno].comp + compno;
|
||||
Jpeg2000Component *comp = s->tile[tileno].comp + compno;
|
||||
ff_j2k_cleanup(comp, codsty);
|
||||
}
|
||||
av_freep(&s->tile[tileno].comp);
|
||||
@ -895,11 +895,11 @@ static void cleanup(J2kEncoderContext *s)
|
||||
av_freep(&s->tile);
|
||||
}
|
||||
|
||||
static void reinit(J2kEncoderContext *s)
|
||||
static void reinit(Jpeg2000EncoderContext *s)
|
||||
{
|
||||
int tileno, compno;
|
||||
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++){
|
||||
J2kTile *tile = s->tile + tileno;
|
||||
Jpeg2000Tile *tile = s->tile + tileno;
|
||||
for (compno = 0; compno < s->ncomponents; compno++)
|
||||
ff_j2k_reinit(tile->comp + compno, &s->codsty);
|
||||
}
|
||||
@ -909,7 +909,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
const AVFrame *pict, int *got_packet)
|
||||
{
|
||||
int tileno, ret;
|
||||
J2kEncoderContext *s = avctx->priv_data;
|
||||
Jpeg2000EncoderContext *s = avctx->priv_data;
|
||||
|
||||
if ((ret = ff_alloc_packet2(avctx, pkt, avctx->width*avctx->height*9 + FF_MIN_BUFFER_SIZE)) < 0)
|
||||
return ret;
|
||||
@ -962,9 +962,9 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
static av_cold int j2kenc_init(AVCodecContext *avctx)
|
||||
{
|
||||
int i, ret;
|
||||
J2kEncoderContext *s = avctx->priv_data;
|
||||
J2kCodingStyle *codsty = &s->codsty;
|
||||
J2kQuantStyle *qntsty = &s->qntsty;
|
||||
Jpeg2000EncoderContext *s = avctx->priv_data;
|
||||
Jpeg2000CodingStyle *codsty = &s->codsty;
|
||||
Jpeg2000QuantStyle *qntsty = &s->qntsty;
|
||||
|
||||
s->avctx = avctx;
|
||||
av_log(s->avctx, AV_LOG_DEBUG, "init\n");
|
||||
@ -1020,7 +1020,7 @@ static av_cold int j2kenc_init(AVCodecContext *avctx)
|
||||
|
||||
static int j2kenc_destroy(AVCodecContext *avctx)
|
||||
{
|
||||
J2kEncoderContext *s = avctx->priv_data;
|
||||
Jpeg2000EncoderContext *s = avctx->priv_data;
|
||||
|
||||
cleanup(s);
|
||||
return 0;
|
||||
@ -1030,7 +1030,7 @@ AVCodec ff_j2k_encoder = {
|
||||
.name = "j2k",
|
||||
.type = AVMEDIA_TYPE_VIDEO,
|
||||
.id = AV_CODEC_ID_JPEG2000,
|
||||
.priv_data_size = sizeof(J2kEncoderContext),
|
||||
.priv_data_size = sizeof(Jpeg2000EncoderContext),
|
||||
.init = j2kenc_init,
|
||||
.encode2 = encode_frame,
|
||||
.close = j2kenc_destroy,
|
||||
|
||||
Loading…
Reference in New Issue
Block a user