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[1.5] enabled JPP stream in JPIP (result of GSoC program)

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This commit is contained in:
Antonin Descampe
2011-10-10 09:50:18 +00:00
parent 9e60c2f8e9
commit 8a2af121a4
47 changed files with 1955 additions and 640 deletions
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19
libopenjpeg/ppix_manager.c
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@@ -85,13 +85,15 @@ int write_ppix( int coff, opj_codestream_info_t cstr_info, opj_bool EPHused, int
return len;
}
// NMAX might be wrong , phix too, do sth to correction
int write_ppixfaix( int coff, int compno, opj_codestream_info_t cstr_info, opj_bool EPHused, int j2klen, opj_cio_t *cio)
{
int len, lenp;
int tileno, resno, precno, layno, num_packet=0;
int size_of_coding; // 4 or 8
int version;
int i,nmax=0;
opj_tile_info_t *tile_Idx;
opj_packet_info_t packet;
if( j2klen > pow( 2, 32)){
size_of_coding = 8;
@@ -107,19 +109,22 @@ int write_ppixfaix( int coff, int compno, opj_codestream_info_t cstr_info, opj_b
cio_write( cio, JPIP_FAIX, 4); /* FAIX */
cio_write( cio, version, 1); /* Version 0 = 4 bytes */
cio_write( cio, cstr_info.packno, size_of_coding); /* NMAX */
for( i=0; i<=cstr_info.numdecompos[compno]; i++)
nmax += cstr_info.tile[0].ph[i] * cstr_info.tile[0].pw[i] * cstr_info.numlayers;
cio_write( cio, nmax, size_of_coding); /* NMAX */
cio_write( cio, cstr_info.tw*cstr_info.th, size_of_coding); /* M */
for( tileno=0; tileno<cstr_info.tw*cstr_info.th; tileno++){
opj_tile_info_t *tile_Idx = &cstr_info.tile[ tileno];
tile_Idx = &cstr_info.tile[ tileno];
// int correction = EPHused ? 3 : 1;
num_packet=0;
for( resno=0; resno< cstr_info.numdecompos[compno]+1; resno++){
for( resno=0; resno<=cstr_info.numdecompos[compno]; resno++){
for( precno=0; precno<tile_Idx->pw[resno]*tile_Idx->ph[resno]; precno++){
for( layno=0; layno<cstr_info.numlayers; layno++){
opj_packet_info_t packet = tile_Idx->packet[num_packet];
packet = tile_Idx->packet[num_packet * cstr_info.numcomps + compno];
cio_write( cio, packet.start_pos-coff, size_of_coding); /* start position */
cio_write( cio, packet.end_pos-packet.start_pos+1, size_of_coding); /* length */
@@ -129,7 +134,7 @@ int write_ppixfaix( int coff, int compno, opj_codestream_info_t cstr_info, opj_b
}
/* PADDING */
while( num_packet < cstr_info.packno){
while( num_packet < nmax){
cio_write( cio, 0, size_of_coding); /* start position */
cio_write( cio, 0, size_of_coding); /* length */
num_packet++;