Commit a20d44c7 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont

invmem: remove the plugin

Its only supported codec (of sorts) cannot occur anymore, as the fake
access_demux was superseded by the image demux.
parent 082e66a8
......@@ -106,7 +106,7 @@ libVLC:
Removed modules:
* asademux: use libass only
* fake: use the new image demuxers
* fake, invmem: use the new image demuxers
* hal, v4l, gapi, omapfb, hd1000a, hd1000v: obsolete unmaintained modules
* id3tag: use taglib
* upnp: use upnp_intel
......
......@@ -156,7 +156,6 @@ $Id$
* image: Image file video output
* inhibit: preventing the computer from suspending
* invert: inverse video filter
* invmem: module for VLC to display images from an external application
* jack: jack server audio output
* kate: kate text bitstream decoder
* libass: Subtitle renderers using libass
......
......@@ -23,7 +23,6 @@ SOURCES_dirac = dirac.c
SOURCES_png = png.c
SOURCES_svcdsub = svcdsub.c
SOURCES_cvdsub = cvdsub.c
SOURCES_invmem = invmem.c
SOURCES_realvideo = realvideo.c
SOURCES_sdl_image = sdl_image.c
SOURCES_zvbi = zvbi.c
......@@ -53,7 +52,6 @@ libvlc_LTLIBRARIES += \
libmpeg_audio_plugin.la \
librawvideo_plugin.la \
libsvcdsub_plugin.la \
libinvmem_plugin.la \
libsubsdec_plugin.la \
libsubsusf_plugin.la \
libt140_plugin.la \
......
/*****************************************************************************
* invmem_decoder.c: memory video driver for vlc
*****************************************************************************
* Copyright (C) 2008 the VideoLAN team
* $Id$
*
* Authors: Robert Paciorek <robert@opcode.eu.org> <http://opcode.eu.org/bercik>
* based on:
* - vmem video output module (Gildas Bazin <gbazin@videolan.org>)
* - png video decodec module (Sam Hocevar <sam@zoy.org>)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_codec.h>
#include <vlc_image.h>
#include <vlc_filter.h>
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static int OpenDecoder ( vlc_object_t * );
static void CloseDecoder ( vlc_object_t * );
static picture_t *DecodeBlock ( decoder_t *, block_t ** );
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define T_WIDTH N_( "Width" )
#define LT_WIDTH N_( "Video memory buffer width." )
#define T_HEIGHT N_( "Height" )
#define LT_HEIGHT N_( "Video memory buffer height." )
#define T_LOCK N_( "Lock function" )
#define LT_LOCK N_( "Address of the locking callback function. This " \
"function must return a valid memory address for use " \
"by the video renderer." )
#define T_UNLOCK N_( "Unlock function" )
#define LT_UNLOCK N_( "Address of the unlocking callback function" )
#define T_DATA N_( "Callback data" )
#define LT_DATA N_( "Data for the locking and unlocking functions" )
#define T_CHROMA N_("Chroma")
#define LT_CHROMA N_("Output chroma for the memory image as a 4-character " \
"string, eg. \"RV32\".")
vlc_module_begin()
set_category( CAT_INPUT )
set_subcategory( SUBCAT_INPUT_VCODEC )
set_shortname( N_("Memory video decoder") )
set_description( N_("Memory video decoder") )
set_capability( "decoder", 50 )
set_callbacks( OpenDecoder, CloseDecoder )
add_shortcut( "invmem" )
add_integer( "invmem-width", 0, T_WIDTH, LT_WIDTH, false )
add_integer( "invmem-height", 0, T_HEIGHT, LT_HEIGHT, false )
add_string( "invmem-lock", "0", T_LOCK, LT_LOCK, true )
add_string( "invmem-unlock", "0", T_UNLOCK, LT_UNLOCK, true )
add_string( "invmem-data", "0", T_DATA, LT_DATA, true )
add_string( "invmem-chroma", "RV24", T_CHROMA, LT_CHROMA, true)
vlc_module_end()
struct decoder_sys_t
{
void * (*pf_lock) (void *);
void (*pf_unlock) (void *);
void *p_data;
int i_width;
int i_height;
int i_pitch;
vlc_fourcc_t i_chroma;
};
/*****************************************************************************
* OpenDecoder: probe the decoder and return score
*****************************************************************************/
static int OpenDecoder( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t*)p_this;
decoder_sys_t *p_sys;
char *psz_tmp;
int pitch;
if( p_dec->fmt_in.i_codec != VLC_FOURCC('f','a','k','e'))
{
return VLC_EGENERIC;
}
/* Allocate the memory needed to store the decoder's structure */
if( ( p_dec->p_sys = p_sys = malloc(sizeof(decoder_sys_t)) ) == NULL )
return VLC_ENOMEM;
// get parameters
char* chromaStr = var_CreateGetString( p_dec, "invmem-chroma" );
p_sys->i_width = var_CreateGetInteger( p_this, "invmem-width" );
p_sys->i_height = var_CreateGetInteger( p_this, "invmem-height" );
if( p_sys->i_width == 0 || p_sys->i_height == 0 )
{
msg_Err( p_dec, "--invmem-width and --invmem-height must be > 0" );
goto error;
}
psz_tmp = var_CreateGetString( p_dec, "invmem-lock" );
p_sys->pf_lock = (void * (*) (void *))(intptr_t)atoll( psz_tmp );
free( psz_tmp );
psz_tmp = var_CreateGetString( p_dec, "invmem-unlock" );
p_sys->pf_unlock = (void (*) (void *))(intptr_t)atoll( psz_tmp );
free( psz_tmp );
psz_tmp = var_CreateGetString( p_dec, "invmem-data" );
p_sys->p_data = (void *)(intptr_t)atoll( psz_tmp );
free( psz_tmp );
if( !p_sys->pf_lock || !p_sys->pf_unlock )
{
msg_Err( p_dec, "Invalid lock or unlock callbacks" );
goto error;
}
if ( chromaStr == NULL )
{
msg_Err( p_dec, "Invalid invmem-chroma string." );
goto error;
}
const vlc_fourcc_t chroma = vlc_fourcc_GetCodecFromString( VIDEO_ES, chromaStr );
if ( !chroma )
{
msg_Err( p_dec, "invmem-chroma should be 4 characters long." );
goto error;
}
/* Set output properties */
switch (chroma)
{
case VLC_CODEC_RGB15:
p_dec->fmt_out.video.i_rmask = 0x001f;
p_dec->fmt_out.video.i_gmask = 0x03e0;
p_dec->fmt_out.video.i_bmask = 0x7c00;
pitch = p_sys->i_width * 2;
break;
case VLC_CODEC_RGB16:
p_dec->fmt_out.video.i_rmask = 0x001f;
p_dec->fmt_out.video.i_gmask = 0x07e0;
p_dec->fmt_out.video.i_bmask = 0xf800;
pitch = p_sys->i_width * 2;
break;
case VLC_CODEC_RGB24:
p_dec->fmt_out.video.i_rmask = 0xff0000;
p_dec->fmt_out.video.i_gmask = 0x00ff00;
p_dec->fmt_out.video.i_bmask = 0x0000ff;
pitch = p_sys->i_width * 3;
break;
case VLC_CODEC_RGB32:
p_dec->fmt_out.video.i_rmask = 0xff0000;
p_dec->fmt_out.video.i_gmask = 0x00ff00;
p_dec->fmt_out.video.i_bmask = 0x0000ff;
pitch = p_sys->i_width * 4;
break;
default:
p_dec->fmt_out.video.i_rmask = 0;
p_dec->fmt_out.video.i_gmask = 0;
p_dec->fmt_out.video.i_bmask = 0;
pitch = 0;
msg_Warn( p_dec, "Unknown chroma %s", chromaStr );
goto error;
}
free( chromaStr );
p_dec->fmt_out.i_codec = chroma;
p_dec->fmt_out.video.i_width = p_dec->p_sys->i_width;
p_dec->fmt_out.video.i_height = p_dec->p_sys->i_height;
p_dec->fmt_out.video.i_sar_num = 1;
p_dec->fmt_out.video.i_sar_den = 1;
p_dec->fmt_out.i_cat = VIDEO_ES;
p_sys->i_pitch = pitch;
/* Set callbacks */
p_dec->pf_decode_video = DecodeBlock;
return VLC_SUCCESS;
error:
free( p_sys );
free( chromaStr );
return VLC_EGENERIC;
}
/****************************************************************************
* DecodeBlock: the whole thing
****************************************************************************
* This function must be fed with a complete compressed frame.
****************************************************************************/
static picture_t *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
{
decoder_sys_t *p_sys = p_dec->p_sys;
block_t *p_block;
picture_t* p_pic;
if( !pp_block || !*pp_block ) return NULL;
p_block = *pp_block;
// create new picture
p_pic = decoder_NewPicture( p_dec );
if ( !p_pic ) return NULL;
p_pic->b_force = true;
p_pic->p->i_pitch = p_dec->p_sys->i_pitch;
p_pic->date = p_block->i_pts > VLC_TS_INVALID ? p_block->i_pts : p_block->i_dts;
// lock input and copy to picture
p_pic->p->p_pixels = p_sys->pf_lock( p_dec->p_sys->p_data );
// unlock input
p_sys->pf_unlock( p_dec->p_sys->p_data );
block_Release( *pp_block ); *pp_block = NULL;
return p_pic;
}
/*****************************************************************************
* CloseDecoder: invmem decoder destruction
*****************************************************************************/
static void CloseDecoder( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t *)p_this;
decoder_sys_t *p_sys = p_dec->p_sys;
free( p_sys );
}
......@@ -353,7 +353,6 @@ modules/codec/dvbsub.c
modules/codec/faad.c
modules/codec/flac.c
modules/codec/fluidsynth.c
modules/codec/invmem.c
modules/codec/kate.c
modules/codec/libass.c
modules/codec/libmpeg2.c
......
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