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libdvbpsi
Commit 9d4bf9c5 authored by Jean-Paul Saman's avatar Jean-Paul Saman
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Demux: deprecated and provide hints on howto use chain.h API instead.

parent 619951df
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Showing with 41 additions and 147 deletions
src/demux.c
View file @ 9d4bf9c5
......@@ -43,6 +43,7 @@
#include "dvbpsi_private.h"
#include "psi.h"
#include "demux.h"
#include "chain.h"
/*****************************************************************************
* dvbpsi_AttachDemux
......@@ -53,22 +54,9 @@ bool dvbpsi_AttachDemux(dvbpsi_t * p_dvbpsi,
dvbpsi_demux_new_cb_t pf_new_cb,
void * p_new_cb_data)
{
assert(p_dvbpsi);
assert(p_dvbpsi->p_decoder == NULL);
dvbpsi_demux_t *p_demux;
p_demux = (dvbpsi_demux_t*) dvbpsi_decoder_new(&dvbpsi_Demux, 4096, true,
sizeof(dvbpsi_demux_t));
if (p_demux == NULL)
return false;
/* Subtables demux configuration */
p_demux->p_first_subdec = NULL;
p_demux->pf_new_callback = pf_new_cb;
p_demux->p_new_cb_data = p_new_cb_data;
p_dvbpsi->p_decoder = DVBPSI_DECODER(p_demux);
return true;
return dvbpsi_chain_demux_new(p_dvbpsi,
(dvbpsi_callback_new_t)pf_new_cb,
NULL, p_new_cb_data);
}
/*****************************************************************************
......@@ -76,22 +64,12 @@ bool dvbpsi_AttachDemux(dvbpsi_t * p_dvbpsi,
*****************************************************************************
* Finds a subtable decoder given the table id and extension
*****************************************************************************/
dvbpsi_demux_subdec_t * dvbpsi_demuxGetSubDec(dvbpsi_demux_t * p_demux,
dvbpsi_demux_subdec_t *dvbpsi_demuxGetSubDec(dvbpsi_demux_t * p_demux,
uint8_t i_table_id,
uint16_t i_extension)
{
uint32_t i_id = (uint32_t)i_table_id << 16 |(uint32_t)i_extension;
dvbpsi_demux_subdec_t * p_subdec = p_demux->p_first_subdec;
while (p_subdec)
{
if (p_subdec->i_id == i_id)
break;
p_subdec = p_subdec->p_next;
}
return p_subdec;
dvbpsi_t *p_dvbpsi = (dvbpsi_t *)p_demux;
return (dvbpsi_demux_subdec_t *)dvbpsi_decoder_chain_get(p_dvbpsi, i_table_id, i_extension);
}
/*****************************************************************************
......@@ -104,25 +82,9 @@ void dvbpsi_Demux(dvbpsi_t *p_dvbpsi, dvbpsi_psi_section_t *p_section)
assert(p_dvbpsi);
assert(p_dvbpsi->p_decoder);
dvbpsi_demux_t * p_demux = (dvbpsi_demux_t *)p_dvbpsi->p_decoder;
dvbpsi_demux_subdec_t * p_subdec = dvbpsi_demuxGetSubDec(p_demux, p_section->i_table_id,
p_section->i_extension);
if (p_subdec == NULL)
{
/* Tell the application we found a new subtable, so that it may attach a
* subtable decoder */
p_demux->pf_new_callback(p_dvbpsi, p_section->i_table_id, p_section->i_extension,
p_demux->p_new_cb_data);
/* Check if a new subtable decoder is available */
p_subdec = dvbpsi_demuxGetSubDec(p_demux, p_section->i_table_id,
p_section->i_extension);
}
if (p_subdec)
p_subdec->pf_gather(p_dvbpsi, p_subdec->p_decoder, p_section);
else
dvbpsi_DeletePSISections(p_section);
dvbpsi_decoder_t *p_demux = (dvbpsi_decoder_t *)p_dvbpsi->p_decoder;
if (p_demux && p_demux->pf_gather)
p_demux->pf_gather(p_dvbpsi, p_section);
}
/*****************************************************************************
......@@ -135,22 +97,7 @@ void dvbpsi_DetachDemux(dvbpsi_t *p_dvbpsi)
assert(p_dvbpsi);
assert(p_dvbpsi->p_decoder);
dvbpsi_demux_t *p_demux = (dvbpsi_demux_t *)p_dvbpsi->p_decoder;
dvbpsi_demux_subdec_t* p_subdec = p_demux->p_first_subdec;
while (p_subdec)
{
dvbpsi_demux_subdec_t* p_subdec_temp = p_subdec;
p_subdec = p_subdec->p_next;
if (p_subdec_temp->pf_detach)
p_subdec_temp->pf_detach(p_dvbpsi, (p_subdec_temp->i_id >> 16) & 0xFFFF,
p_subdec_temp->i_id & 0xFFFF);
else free(p_subdec_temp);
}
dvbpsi_decoder_delete(p_dvbpsi->p_decoder);
p_dvbpsi->p_decoder = NULL;
dvbpsi_chain_demux_delete(p_dvbpsi);
}
/*****************************************************************************
......@@ -164,22 +111,10 @@ dvbpsi_demux_subdec_t *dvbpsi_NewDemuxSubDecoder(const uint8_t i_table_id,
dvbpsi_demux_gather_cb_t pf_gather,
dvbpsi_decoder_t *p_decoder)
{
assert(pf_gather);
assert(pf_detach);
dvbpsi_demux_subdec_t *p_subdec = calloc(1, sizeof(dvbpsi_demux_subdec_t));
if (p_subdec == NULL)
return NULL;
uint32_t i_id = (uint32_t)i_table_id << 16 | (uint32_t)i_extension;
/* subtable decoder configuration */
p_subdec->i_id = i_id;
p_subdec->p_decoder = p_decoder;
p_subdec->pf_gather = pf_gather;
p_subdec->pf_detach = pf_detach;
return p_subdec;
(void) i_table_id; (void) i_extension;
(void *) pf_detach, (void *) pf_gather;
(void *) p_decoder;
return NULL;
}
/*****************************************************************************
......@@ -189,12 +124,9 @@ dvbpsi_demux_subdec_t *dvbpsi_NewDemuxSubDecoder(const uint8_t i_table_id,
*****************************************************************************/
void dvbpsi_DeleteDemuxSubDecoder(dvbpsi_demux_subdec_t *p_subdec)
{
assert(0);
if (!p_subdec)
return;
/* FIXME: find a saner way to release private decoder resources */
dvbpsi_decoder_delete(p_subdec->p_decoder);
free(p_subdec);
p_subdec = NULL;
}
/*****************************************************************************
......@@ -208,8 +140,10 @@ void dvbpsi_AttachDemuxSubDecoder(dvbpsi_demux_t *p_demux, dvbpsi_demux_subdec_t
if (!p_demux || !p_subdec)
abort();
p_subdec->p_next = p_demux->p_first_subdec;
p_demux->p_first_subdec = p_subdec;
dvbpsi_t *p_dvbpsi = (dvbpsi_t *)p_demux;
dvbpsi_decoder_t *p_dec = (dvbpsi_decoder_t *)p_subdec;
if (!dvbpsi_decoder_chain_add(p_dvbpsi, p_dec))
abort();
}
/*****************************************************************************
......@@ -223,12 +157,8 @@ void dvbpsi_DetachDemuxSubDecoder(dvbpsi_demux_t *p_demux, dvbpsi_demux_subdec_t
if (!p_demux || !p_subdec)
abort();
assert(p_demux->p_first_subdec);
dvbpsi_demux_subdec_t** pp_prev_subdec;
pp_prev_subdec = &p_demux->p_first_subdec;
while(*pp_prev_subdec != p_subdec)
pp_prev_subdec = &(*pp_prev_subdec)->p_next;
*pp_prev_subdec = p_subdec->p_next;
dvbpsi_t *p_dvbpsi = (dvbpsi_t *)p_demux;
dvbpsi_decoder_t *p_dec = (dvbpsi_decoder_t *)p_subdec;
if (!dvbpsi_decoder_chain_remove(p_dvbpsi, p_dec))
abort();
}
src/demux.h
View file @ 9d4bf9c5
......@@ -26,7 +26,7 @@
/*!
* \file <demux.h>
* \author Johan Bilien <jobi@via.ecp.fr>
* \brief Subtable demutiplexor.
* \brief Subtable demutiplexor use @see chain.h instead
*
* Subtable demultiplexor structure
* @note deprecated
......@@ -77,64 +77,29 @@ typedef void (*dvbpsi_demux_detach_cb_t) (dvbpsi_t *p_dvbpsi, /*!< pointer to
/*****************************************************************************
* dvbpsi_demux_subdec_t
*****************************************************************************/
/*!
* \struct dvbpsi_demux_subdec_s
* \brief Subtable decoder structure
*
* This structure contains the data specific to the decoding of one
* subtable.
*/
/*!
* \typedef struct dvbpsi_demux_subdec_s dvbpsi_demux_subdec_t
* \brief dvbpsi_demux_subdec_t type definition.
* \brief dvbpsi_demux_subdec_t is deprecated @see dvbpsi_decoder_t instead.
*/
typedef struct dvbpsi_demux_subdec_s
{
uint32_t i_id; /*!< subtable id */
dvbpsi_demux_gather_cb_t pf_gather; /*!< gather subdec callback */
dvbpsi_decoder_t *p_decoder; /*!< private decoder for this subdec */
dvbpsi_demux_detach_cb_t pf_detach; /*!< detach subdec callback */
struct dvbpsi_demux_subdec_s *p_next; /*!< next subdec */
} dvbpsi_demux_subdec_t;
typedef dvbpsi_decoder_t dvbpsi_demux_subdec_t;
/*****************************************************************************
* dvbpsi_demux_s
*****************************************************************************/
/*!
* \struct dvbpsi_demux_s
* \brief subtable demultiplexor structure
*
* This structure contains the subtables demultiplexor data, such as the
* decoders and new subtable callback.
*/
/*!
* \typedef struct dvbpsi_demux_s dvbpsi_demux_t
* \brief dvbpsi_demux_t type definition.
* \brief dvbpsi_demux_t type definition is deprecated @see dvbpsi_t instead.
*/
typedef struct dvbpsi_demux_s dvbpsi_demux_t;
typedef dvbpsi_t dvbpsi_demux_t;
struct dvbpsi_demux_s
{
DVBPSI_DECODER_COMMON
dvbpsi_demux_subdec_t * p_first_subdec; /*!< First subtable decoder */
/* New subtable callback */
dvbpsi_demux_new_cb_t pf_new_callback; /*!< New subtable callback */
void * p_new_cb_data; /*!< Data provided to the
previous callback */
};
/*****************************************************************************
* dvbpsi_AttachDemux
*****************************************************************************/
/*!
* \fn __attribute__((deprecated)) bool dvbpsi_AttachDemux(dvbpsi_t *p_dvbpsi, dvbpsi_demux_new_cb_t pf_new_cb, void * p_new_cb_data)
* \brief Attaches a new demux structure on dvbpsi_t* handle.
* \fn __attribute__((deprecated,unused)) bool dvbpsi_AttachDemux(dvbpsi_t *p_dvbpsi,
* dvbpsi_demux_new_cb_t pf_new_cb, void * p_new_cb_data)
* \brief dvbpsi_AttachDemux is deprecated use @see dvbpsi_demux_chain_new() instead.
* \param p_dvbpsi pointer to dvbpsi_t handle
* \param pf_new_cb A callcack called when a new type of subtable is found.
* \param p_new_cb_data Data given to the previous callback.
......@@ -149,8 +114,8 @@ bool dvbpsi_AttachDemux(dvbpsi_t * p_dvbpsi,
* dvbpsi_DetachDemux
*****************************************************************************/
/*!
* \fn __attribute__((deprecated)) void dvbpsi_DetachDemux(dvbpsi_t *p_dvbpsi)
* \brief Destroys a demux structure.
* \fn __attribute__((deprecated,unused)) void dvbpsi_DetachDemux(dvbpsi_t *p_dvbpsi)
* \brief dvbpsi_DetachDemux is deprecated use @see dvbpsi_demux_chain_delete() instead
* \param p_dvbpsi The handle of the demux to be destroyed.
* \return nothing
*/
......@@ -161,8 +126,8 @@ void dvbpsi_DetachDemux(dvbpsi_t *p_dvbpsi);
* dvbpsi_demuxGetSubDec
*****************************************************************************/
/*!
* \fn dvbpsi_demux_subdec_t * dvbpsi_demuxGetSubDec(dvbpsi_demux_t *, uint8_t, uint16_t)
* \brief Looks for a subtable decoder, given the subtable ID.
* \fn __attribute__((deprecated,unused)) dvbpsi_demux_subdec_t *dvbpsi_demuxGetSubDec(dvbpsi_demux_t *, uint8_t, uint16_t)
* \brief dvbpsi_demux_GetSubDec is deprecated use @see dvbpsi_decoder_chain_get() instead.
* \param p_demux Pointer to the demux structure.
* \param i_table_id Table ID of the wanted subtable.
* \param i_extension Table ID extension of the wanted subtable.
......@@ -180,7 +145,7 @@ dvbpsi_demux_subdec_t * dvbpsi_demuxGetSubDec(dvbpsi_demux_t * p_demux,
/*!
* \fn __attribute__((deprecated)) void dvbpsi_Demux(dvbpsi_t *p_dvbpsi,
dvbpsi_psi_section_t * p_section)
* \brief Sends the PSI sections to the right subtable decoder according to their table ID and extension.
* \brief dvbpsi_Demux is deprecated @see dvbpsi_decoder_chain_demux() instead.
* \param p_dvbpsi PSI decoder handle.
* \param p_section PSI section.
*/
......@@ -196,7 +161,7 @@ void dvbpsi_Demux(dvbpsi_t *p_dvbpsi, dvbpsi_psi_section_t *p_section);
dvbpsi_demux_detach_cb_t pf_detach,
dvbpsi_demux_gather_cb_t pf_gather,
dvbpsi_decoder_t *p_decoder)
* \brief Allocates a new demux sub table decoder and initializes it.
* \brief dvbpsi_NewDemuxSubDecoder is deprecated use @see dvbpsi_decoder_chain_add() instead.
* \param i_table_id table id to create subtable decoder for
* \param i_extension table extension to create subtable decoder for
* \param pf_detach pointer to detach function for subtable decoder.
......@@ -216,8 +181,7 @@ dvbpsi_demux_subdec_t *dvbpsi_NewDemuxSubDecoder(const uint8_t i_table_id,
*****************************************************************************/
/*!
* \fn __attribute__((deprecated)) void dvbpsi_DeleteDemuxSubDecoder(dvbpsi_demux_subdec_t *p_subdec)
* \brief Releases memory allocated with @see dvbpsi_NewDemuxSubDecoder. It will
* also release p_cb_data pointer.
* \brief dvbpsi_DeleteDemuxSubDecoder is deprecated use @see dvbpsi_decoder_chain_remove() instead.
* \param p_subdec pointer to demux subtable decoder.
* \return nothing.
*/
......@@ -229,7 +193,7 @@ void dvbpsi_DeleteDemuxSubDecoder(dvbpsi_demux_subdec_t *p_subdec);
*****************************************************************************/
/*!
* \fn __attribute__((deprecated)) void dvbpsi_AttachDemuxSubDecoder(dvbpsi_demux_t *p_demux, dvbpsi_demux_subdec_t *p_subdec)
* \brief Attach a subtable decoder to the given demux handle.
* \brief dvbpsi_AttachDemuxSubDecoder is deprecated use dvbpsi_<table>_detach() instead.
* \param p_demux pointer to dvbpsi_demux_t
* \param p_subdec pointer to dvbpsi_demux_subdec_t
* \return nothing
......@@ -242,7 +206,7 @@ void dvbpsi_AttachDemuxSubDecoder(dvbpsi_demux_t *p_demux, dvbpsi_demux_subdec_t
*****************************************************************************/
/*!
* \fn __attribute__((deprecated)) void dvbpsi_DetachDemuxSubDecoder(dvbpsi_demux_t *p_demux, dvbpsi_demux_subdec_t *p_subdec)
* \brief Detach a subtable decoder from the given demux pointer.
* \brief dvbpsi_DetachDemuxSubDecoder is deprecated use dvbpsi_<table>_detach() instead.
* \param p_demux pointer to dvbpsi_demux_t
* \param p_subdec pointer to dvbpsi_demux_subdec_t
* \return nothing
......
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