static int jp2_find_codestream(J2kDecoderContext *s) { uint32_t atom_size; int found_codestream = 0, search_range = 10; // skip jpeg2k signature atom s->buf += 12; while(!found_codestream && search_range && s->buf_end - s->buf >= 8) { atom_size = AV_RB32(s->buf); if(AV_RB32(s->buf + 4) == JP2_CODESTREAM) { found_codestream = 1; s->buf += 8; } else { if (s->buf_end - s->buf < atom_size) return 0; s->buf += atom_size; search_range--; } } if(found_codestream) return 1; return 0; }
static int jp2_find_codestream(J2kDecoderContext *s) { uint32_t atom_size; int found_codestream = 0, search_range = 10;  