* Sets up the procedures to do on reading header after the codestream.
* Developpers wanting to extend the library can add their own writting procedures.
*/
-static void jp2_setup_end_header_reading (opj_jp2_v2_t *jp2);
+static void opj_jp2_setup_end_header_reading (opj_jp2_v2_t *jp2);
/**
* Reads a jpeg2000 file header structure.
*
* @return true if the box is valid.
*/
-opj_bool jp2_read_header_procedure(
- opj_jp2_v2_t *jp2,
- struct opj_stream_private *cio,
- struct opj_event_mgr * p_manager
- );
+static opj_bool opj_jp2_read_header_procedure( opj_jp2_v2_t *jp2,
+ opj_stream_private_t *stream,
+ opj_event_mgr_t * p_manager );
/**
* Excutes the given procedures on the given codec.
*
* @param p_procedure_list the list of procedures to execute
* @param jp2 the jpeg2000 file codec to execute the procedures on.
- * @param cio the stream to execute the procedures on.
+ * @param stream the stream to execute the procedures on.
* @param p_manager the user manager.
*
* @return true if all the procedures were successfully executed.
*/
-static opj_bool jp2_exec (
- opj_jp2_v2_t * jp2,
- struct opj_procedure_list * p_procedure_list,
- struct opj_stream_private *cio,
- struct opj_event_mgr * p_manager
- );
+static opj_bool opj_jp2_exec ( opj_jp2_v2_t * jp2,
+ opj_procedure_list_t * p_procedure_list,
+ opj_stream_private_t *stream,
+ opj_event_mgr_t * p_manager );
/**
* Reads a box header. The box is the way data is packed inside a jpeg2000 file structure.
struct opj_event_mgr * p_manager
);
-/**
- * Finds the execution function related to the given box id.
- *
- * @param p_id the id of the handler to fetch.
- *
- * @return the given handler or NULL if it could not be found.
- */
-static const opj_jp2_header_handler_t * jp2_find_handler (int p_id );
-
/**
* Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
* are valid. Developpers wanting to extend the library can add their own validation procedures.
*
* @return true if the parameters are correct.
*/
-opj_bool jp2_default_validation ( opj_jp2_v2_t * jp2,
- struct opj_stream_private *cio,
- struct opj_event_mgr * p_manager );
+opj_bool opj_jp2_default_validation ( opj_jp2_v2_t * jp2,
+ opj_stream_private_t *cio,
+ opj_event_mgr_t * p_manager );
/**
* Finds the image execution function related to the given box id.
*
* @return the given handler or NULL if it could not be found.
*/
-static const opj_jp2_header_handler_t * jp2_img_find_handler (int p_id);
+static const opj_jp2_header_handler_t * opj_jp2_img_find_handler (OPJ_UINT32 p_id);
+
+/**
+ * Finds the execution function related to the given box id.
+ *
+ * @param p_id the id of the handler to fetch.
+ *
+ * @return the given handler or NULL if it could not be found.
+ */
+static const opj_jp2_header_handler_t * opj_jp2_find_handler (OPJ_UINT32 p_id );
const opj_jp2_header_handler_t jp2_header [] =
{
*
* @return true if the box is reconized, false otherwise
*/
-static opj_bool jp2_read_boxhdr_char(
- opj_jp2_box_t *box,
- OPJ_BYTE * p_data,
- OPJ_UINT32 * p_number_bytes_read,
- OPJ_UINT32 p_box_max_size,
- struct opj_event_mgr * p_manager
- );
+static opj_bool opj_jp2_read_boxhdr_char( opj_jp2_box_t *box,
+ OPJ_BYTE * p_data,
+ OPJ_UINT32 * p_number_bytes_read,
+ OPJ_UINT32 p_box_max_size,
+ opj_event_mgr_t * p_manager );
/**
* Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
* are valid. Developpers wanting to extend the library can add their own validation procedures.
*/
-static void jp2_setup_decoding_validation (opj_jp2_v2_t *jp2);
+static void opj_jp2_setup_decoding_validation (opj_jp2_v2_t *jp2);
/**
* Sets up the procedures to do on reading header.
* Developpers wanting to extend the library can add their own writting procedures.
*/
-static void jp2_setup_header_reading (opj_jp2_v2_t *jp2);
+static void opj_jp2_setup_header_reading (opj_jp2_v2_t *jp2);
*
* @return true if the bpc header is valid, false otherwise.
*/
-static opj_bool opj_jp2_read_bpcc( opj_jp2_v2_t *jp2,
- OPJ_BYTE * p_bpc_header_data,
- OPJ_UINT32 p_bpc_header_size,
- opj_event_mgr_t * p_manager
- )
+opj_bool opj_jp2_read_bpcc( opj_jp2_v2_t *jp2,
+ OPJ_BYTE * p_bpc_header_data,
+ OPJ_UINT32 p_bpc_header_size,
+ opj_event_mgr_t * p_manager
+ )
{
OPJ_UINT32 i;
*
* @return true if the bpc header is valid, fale else.
*/
-static opj_bool opj_jp2_read_pclr( opj_jp2_v2_t *jp2,
- OPJ_BYTE * p_pclr_header_data,
- OPJ_UINT32 p_pclr_header_size,
- opj_event_mgr_t * p_manager
- )
+opj_bool opj_jp2_read_pclr( opj_jp2_v2_t *jp2,
+ OPJ_BYTE * p_pclr_header_data,
+ OPJ_UINT32 p_pclr_header_size,
+ opj_event_mgr_t * p_manager
+ )
{
opj_jp2_pclr_t *jp2_pclr;
OPJ_BYTE *channel_size, *channel_sign;
*
* @return true if the cdef header is valid, false else.
*/
-static opj_bool opj_jp2_read_cmap( opj_jp2_v2_t * jp2,
- OPJ_BYTE * p_cmap_header_data,
- OPJ_UINT32 p_cmap_header_size,
- opj_event_mgr_t * p_manager
- )
+opj_bool opj_jp2_read_cmap( opj_jp2_v2_t * jp2,
+ OPJ_BYTE * p_cmap_header_data,
+ OPJ_UINT32 p_cmap_header_size,
+ opj_event_mgr_t * p_manager
+ )
{
opj_jp2_cmap_comp_t *cmap;
OPJ_BYTE i, nr_channels;
*
* @return true if the cdef header is valid, false else.
*/
-static opj_bool opj_jp2_read_cdef( opj_jp2_v2_t * jp2,
- OPJ_BYTE * p_cdef_header_data,
- OPJ_UINT32 p_cdef_header_size,
- opj_event_mgr_t * p_manager
- )
+opj_bool opj_jp2_read_cdef( opj_jp2_v2_t * jp2,
+ OPJ_BYTE * p_cdef_header_data,
+ OPJ_UINT32 p_cdef_header_size,
+ opj_event_mgr_t * p_manager
+ )
{
opj_jp2_cdef_info_t *cdef_info;
unsigned short i;
*
* @return true if the bpc header is valid, fale else.
*/
-static opj_bool opj_jp2_read_colr( opj_jp2_v2_t *jp2,
- OPJ_BYTE * p_colr_header_data,
- OPJ_UINT32 p_colr_header_size,
- opj_event_mgr_t * p_manager
- )
+opj_bool opj_jp2_read_colr( opj_jp2_v2_t *jp2,
+ OPJ_BYTE * p_colr_header_data,
+ OPJ_UINT32 p_colr_header_size,
+ opj_event_mgr_t * p_manager
+ )
{
OPJ_UINT32 l_value;
assert(p_manager != 00);
/* customization of the end encoding */
- jp2_setup_end_header_reading(jp2);
+ opj_jp2_setup_end_header_reading(jp2);
/* write header */
- if (! jp2_exec (jp2,jp2->m_procedure_list,cio,p_manager)) {
+ if (! opj_jp2_exec (jp2,jp2->m_procedure_list,cio,p_manager)) {
return OPJ_FALSE;
}
}
/* write header */
- return jp2_exec(jp2,jp2->m_procedure_list,cio,p_manager);
+ return opj_jp2_exec(jp2,jp2->m_procedure_list,cio,p_manager);
}
* Sets up the procedures to do on reading header after the codestream.
* Developers wanting to extend the library can add their own writing procedures.
*/
-void jp2_setup_end_header_reading (opj_jp2_v2_t *jp2)
+void opj_jp2_setup_end_header_reading (opj_jp2_v2_t *jp2)
{
/* preconditions */
assert(jp2 != 00);
- opj_procedure_list_add_procedure(jp2->m_procedure_list,(opj_procedure)jp2_read_header_procedure );
+ opj_procedure_list_add_procedure(jp2->m_procedure_list,(opj_procedure)opj_jp2_read_header_procedure );
/* DEVELOPER CORNER, add your custom procedures */
}
*
* @return true if the parameters are correct.
*/
-opj_bool jp2_default_validation ( opj_jp2_v2_t * jp2,
- opj_stream_private_t *cio,
- opj_event_mgr_t * p_manager )
+opj_bool opj_jp2_default_validation ( opj_jp2_v2_t * jp2,
+ opj_stream_private_t *cio,
+ opj_event_mgr_t * p_manager
+ )
{
opj_bool l_is_valid = OPJ_TRUE;
unsigned int i;
/**
* Reads a jpeg2000 file header structure.
*
- * @param cio the stream to read data from.
+ * @param stream the stream to read data from.
* @param jp2 the jpeg2000 file header structure.
* @param p_manager the user event manager.
*
* @return true if the box is valid.
*/
-opj_bool jp2_read_header_procedure(
- opj_jp2_v2_t *jp2,
- opj_stream_private_t *cio,
- opj_event_mgr_t * p_manager)
+static opj_bool opj_jp2_read_header_procedure( opj_jp2_v2_t *jp2,
+ opj_stream_private_t *stream,
+ opj_event_mgr_t * p_manager
+ )
{
opj_jp2_box_t box;
OPJ_UINT32 l_nb_bytes_read;
unsigned char * l_current_data = 00;
/* preconditions */
- assert(cio != 00);
+ assert(stream != 00);
assert(jp2 != 00);
assert(p_manager != 00);
}
memset(l_current_data, 0 , l_last_data_size);
- while (jp2_read_boxhdr_v2(&box,&l_nb_bytes_read,cio,p_manager)) {
+ while (jp2_read_boxhdr_v2(&box,&l_nb_bytes_read,stream,p_manager)) {
/* is it the codestream box ? */
if (box.type == JP2_JP2C) {
if (jp2->jp2_state & JP2_STATE_HEADER) {
return OPJ_FALSE;
}
- l_current_handler = jp2_find_handler(box.type);
+ l_current_handler = opj_jp2_find_handler(box.type);
l_current_data_size = box.length - l_nb_bytes_read;
if (l_current_handler != 00) {
l_last_data_size = l_current_data_size;
}
- l_nb_bytes_read = opj_stream_read_data(cio,l_current_data,l_current_data_size,p_manager);
+ l_nb_bytes_read = opj_stream_read_data(stream,l_current_data,l_current_data_size,p_manager);
if (l_nb_bytes_read != l_current_data_size) {
opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with reading JPEG2000 box, stream error\n");
return OPJ_FALSE;
}
else {
jp2->jp2_state |= JP2_STATE_UNKNOWN;
- if (opj_stream_skip(cio,l_current_data_size,p_manager) != l_current_data_size) {
+ if (opj_stream_skip(stream,l_current_data_size,p_manager) != l_current_data_size) {
opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with skipping JPEG2000 box, stream error\n");
opj_free(l_current_data);
return OPJ_FALSE;
*
* @param p_procedure_list the list of procedures to execute
* @param jp2 the jpeg2000 file codec to execute the procedures on.
- * @param cio the stream to execute the procedures on.
+ * @param stream the stream to execute the procedures on.
* @param p_manager the user manager.
*
* @return true if all the procedures were successfully executed.
*/
-opj_bool jp2_exec (
- opj_jp2_v2_t * jp2,
- opj_procedure_list_t * p_procedure_list,
- opj_stream_private_t *cio,
- opj_event_mgr_t * p_manager
- )
+static opj_bool opj_jp2_exec ( opj_jp2_v2_t * jp2,
+ opj_procedure_list_t * p_procedure_list,
+ opj_stream_private_t *stream,
+ opj_event_mgr_t * p_manager
+ )
+
{
opj_bool (** l_procedure) (opj_jp2_v2_t * jp2, opj_stream_private_t *, opj_event_mgr_t *) = 00;
opj_bool l_result = OPJ_TRUE;
/* preconditions */
assert(p_procedure_list != 00);
assert(jp2 != 00);
- assert(cio != 00);
+ assert(stream != 00);
assert(p_manager != 00);
l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
l_procedure = (opj_bool (**) (opj_jp2_v2_t * jp2, opj_stream_private_t *, opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
for (i=0;i<l_nb_proc;++i) {
- l_result = l_result && (*l_procedure) (jp2,cio,p_manager);
+ l_result = l_result && (*l_procedure) (jp2,stream,p_manager);
++l_procedure;
}
jp2_setup_encoding_validation (jp2);
/* validation of the parameters codec */
- if (! jp2_exec(jp2,jp2->m_validation_list,cio,p_manager)) {
+ if (! opj_jp2_exec(jp2,jp2->m_validation_list,cio,p_manager)) {
return OPJ_FALSE;
}
jp2_setup_header_writting(jp2);
/* write header */
- if (! jp2_exec (jp2,jp2->m_procedure_list,cio,p_manager)) {
+ if (! opj_jp2_exec (jp2,jp2->m_procedure_list,cio,p_manager)) {
return OPJ_FALSE;
}
*
* @return the given handler or 00 if it could not be found.
*/
-const opj_jp2_header_handler_t * jp2_find_handler (int p_id)
+const opj_jp2_header_handler_t * opj_jp2_find_handler (OPJ_UINT32 p_id)
{
OPJ_UINT32 i, l_handler_size = sizeof(jp2_header) / sizeof(opj_jp2_header_handler_t);
*
* @return the given handler or 00 if it could not be found.
*/
-static const opj_jp2_header_handler_t * jp2_img_find_handler (
- int p_id
- )
+static const opj_jp2_header_handler_t * opj_jp2_img_find_handler (OPJ_UINT32 p_id)
{
OPJ_UINT32 i, l_handler_size = sizeof(jp2_img_header) / sizeof(opj_jp2_header_handler_t);
for (i=0;i<l_handler_size;++i)
/* iterate while remaining data */
while (p_header_size > 0) {
- if (! jp2_read_boxhdr_char(&box,p_header_data,&l_box_size,p_header_size, p_manager)) {
+ if (! opj_jp2_read_boxhdr_char(&box,p_header_data,&l_box_size,p_header_size, p_manager)) {
opj_event_msg_v2(p_manager, EVT_ERROR, "Stream error while reading JP2 Header box\n");
return OPJ_FALSE;
}
return OPJ_FALSE;
}
- l_current_handler = jp2_img_find_handler(box.type);
+ l_current_handler = opj_jp2_img_find_handler(box.type);
l_current_data_size = box.length - l_box_size;
p_header_data += l_box_size;
*
* @return true if the box is reconized, false otherwise
*/
-static opj_bool jp2_read_boxhdr_char(
- opj_jp2_box_t *box,
- OPJ_BYTE * p_data,
- OPJ_UINT32 * p_number_bytes_read,
- OPJ_UINT32 p_box_max_size,
- opj_event_mgr_t * p_manager
- )
+opj_bool opj_jp2_read_boxhdr_char( opj_jp2_box_t *box,
+ OPJ_BYTE * p_data,
+ OPJ_UINT32 * p_number_bytes_read,
+ OPJ_UINT32 p_box_max_size,
+ opj_event_mgr_t * p_manager
+ )
{
OPJ_UINT32 l_value;
assert(p_manager != 00);
/* customization of the validation */
- jp2_setup_decoding_validation (jp2);
+ opj_jp2_setup_decoding_validation (jp2);
/* customization of the encoding */
- jp2_setup_header_reading(jp2);
+ opj_jp2_setup_header_reading(jp2);
/* validation of the parameters codec */
- if (! jp2_exec(jp2,jp2->m_validation_list,p_stream,p_manager)) {
+ if (! opj_jp2_exec(jp2,jp2->m_validation_list,p_stream,p_manager)) {
return OPJ_FALSE;
}
/* read header */
- if (! jp2_exec (jp2,jp2->m_procedure_list,p_stream,p_manager)) {
+ if (! opj_jp2_exec (jp2,jp2->m_procedure_list,p_stream,p_manager)) {
return OPJ_FALSE;
}
/* preconditions */
assert(jp2 != 00);
- opj_procedure_list_add_procedure(jp2->m_validation_list, (opj_procedure)jp2_default_validation);
+ opj_procedure_list_add_procedure(jp2->m_validation_list, (opj_procedure)opj_jp2_default_validation);
/* DEVELOPER CORNER, add your custom validation procedure */
}
* Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters
* are valid. Developpers wanting to extend the library can add their own validation procedures.
*/
-void jp2_setup_decoding_validation (opj_jp2_v2_t *jp2)
+void opj_jp2_setup_decoding_validation (opj_jp2_v2_t *jp2)
{
/* preconditions */
assert(jp2 != 00);
* Sets up the procedures to do on reading header.
* Developpers wanting to extend the library can add their own writting procedures.
*/
-void jp2_setup_header_reading (opj_jp2_v2_t *jp2)
+void opj_jp2_setup_header_reading (opj_jp2_v2_t *jp2)
{
/* preconditions */
assert(jp2 != 00);
- opj_procedure_list_add_procedure(jp2->m_procedure_list,(opj_procedure)jp2_read_header_procedure );
+ opj_procedure_list_add_procedure(jp2->m_procedure_list,(opj_procedure)opj_jp2_read_header_procedure );
/* DEVELOPER CORNER, add your custom procedures */
}
projects / openjpeg.git / commitdiff