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Code Issues Releases Activity

j2kenc: fix arguments for ff_j2k_getnbctxno()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-09-27 19:11:08 +02:00
parent 0db973e0d7
commit 2f16b6a525
1 changed files with 5 additions and 3 deletions
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8
libavcodec/j2kenc.c
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@ -487,11 +487,12 @@ static int getnmsedec_ref(int x, int bpno)
static void encode_sigpass(J2kT1Context *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;
for (y0 = 0; y0 < height; y0 += 4)
for (x = 0; x < width; x++)
for (y = y0; y < height && y < y0+4; y++){
if (!(t1->flags[y+1][x+1] & J2K_T1_SIG) && (t1->flags[y+1][x+1] & J2K_T1_SIG_NB)){
int ctxno = ff_j2k_getnbctxno(t1->flags[y+1][x+1], bandno),
int ctxno = ff_j2k_getnbctxno(t1->flags[y+1][x+1], bandno, vert_causal_ctx_csty_loc_symbol),
bit = t1->data[y][x] & mask ? 1 : 0;
ff_mqc_encode(&t1->mqc, t1->mqc.cx_states + ctxno, bit);
if (bit){
@ -523,6 +524,7 @@ 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)
{
int y0, x, y, mask = 1 << (bpno + NMSEDEC_FRACBITS);
int vert_causal_ctx_csty_loc_symbol;
for (y0 = 0; y0 < height; y0 += 4)
for (x = 0; x < width; x++){
if (y0 + 3 < height && !(
@ -543,7 +545,7 @@ static void encode_clnpass(J2kT1Context *t1, int width, int height, int bandno,
ff_mqc_encode(&t1->mqc, t1->mqc.cx_states + MQC_CX_UNI, rlen & 1);
for (y = y0 + rlen; y < y0 + 4; y++){
if (!(t1->flags[y+1][x+1] & (J2K_T1_SIG | J2K_T1_VIS))){
int ctxno = ff_j2k_getnbctxno(t1->flags[y+1][x+1], bandno);
int ctxno = ff_j2k_getnbctxno(t1->flags[y+1][x+1], bandno, vert_causal_ctx_csty_loc_symbol);
if (y > y0 + rlen)
ff_mqc_encode(&t1->mqc, t1->mqc.cx_states + ctxno, t1->data[y][x] & mask ? 1:0);
if (t1->data[y][x] & mask){ // newly significant
@ -559,7 +561,7 @@ static void encode_clnpass(J2kT1Context *t1, int width, int height, int bandno,
} else{
for (y = y0; y < y0 + 4 && y < height; y++){
if (!(t1->flags[y+1][x+1] & (J2K_T1_SIG | J2K_T1_VIS))){
int ctxno = ff_j2k_getnbctxno(t1->flags[y+1][x+1], bandno);
int ctxno = ff_j2k_getnbctxno(t1->flags[y+1][x+1], bandno, vert_causal_ctx_csty_loc_symbol);
ff_mqc_encode(&t1->mqc, t1->mqc.cx_states + ctxno, t1->data[y][x] & mask ? 1:0);
if (t1->data[y][x] & mask){ // newly significant
int xorbit;