#define T_DATA N_( "Callback data" )
#define LT_DATA N_( "Data for the locking and unlocking functions" )
-#define INVMEM_HELP N_( "This module make possible making video stream from raw-image " \
- "generating (to memory) from rendering program uses libvlc. " \
- "To use this module from libvlc set --codec to invmem, "\
- "set all --invmem-* options in vlc_argv an use " \
- "libvlc_media_new(libvlc, \"fake://\", &ex);. " \
- "Besides is simillar to vmem video output module." )
+#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_help( INVMEM_HELP )
set_capability( "decoder", 50 )
set_callbacks( OpenDecoder, CloseDecoder )
add_shortcut( "invmem" )
add_string( "invmem-lock", "0", NULL, T_LOCK, LT_LOCK, true )
add_string( "invmem-unlock", "0", NULL, T_UNLOCK, LT_UNLOCK, true )
add_string( "invmem-data", "0", NULL, T_DATA, LT_DATA, true )
+ add_string( "invmem-chroma", "RV24", NULL, T_CHROMA, LT_CHROMA, true)
vlc_module_end()
int i_height;
int i_pitch;
- picture_t *p_pic;
+ vlc_fourcc_t i_chroma;
};
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'))
{
if( ( p_dec->p_sys = p_sys = malloc(sizeof(decoder_sys_t)) ) == NULL )
return VLC_ENOMEM;
- // get parametrs
+ // 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, "--vmem-width and --vmem-height must be > 0" );
- free( p_sys );
- return VLC_EGENERIC;
+ msg_Err( p_dec, "--invmem-width and --invmem-height must be > 0" );
+ goto error;
}
psz_tmp = var_CreateGetString( p_dec, "invmem-lock" );
if( !p_sys->pf_lock || !p_sys->pf_unlock )
{
msg_Err( p_dec, "Invalid lock or unlock callbacks" );
- free( p_sys );
- return VLC_EGENERIC;
+ 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 */
- //p_dec->fmt_out.i_codec = VLC_CODEC_RGBA;
- p_dec->fmt_out.i_codec = VLC_CODEC_RGB24;
+ 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_aspect = VOUT_ASPECT_FACTOR * p_dec->p_sys->i_width / p_dec->p_sys->i_height;
- p_dec->fmt_out.video.i_rmask = 0xff0000;
- p_dec->fmt_out.video.i_gmask = 0x00ff00;
- p_dec->fmt_out.video.i_bmask = 0x0000ff;
+ 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 = p_sys->i_width*3 + p_sys->i_width%4;
-
- p_sys->p_pic = NULL;
+ 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;
}
/****************************************************************************
{
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
- if( p_sys->p_pic != NULL )
- picture_Release( p_sys->p_pic );
- p_sys->p_pic = decoder_NewPicture( p_dec );
- p_sys->p_pic->b_force = true;
- p_sys->p_pic->p->i_pitch = p_dec->p_sys->i_pitch;
- p_sys->p_pic->date = p_block->i_pts > 0 ? p_block->i_pts : p_block->i_dts;
+ 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_sys->p_pic->p->p_pixels = p_sys->pf_lock( p_dec->p_sys->p_data );
+ 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_sys->p_pic;
+ return p_pic;
}
/*****************************************************************************
decoder_t *p_dec = (decoder_t *)p_this;
decoder_sys_t *p_sys = p_dec->p_sys;
- if( p_sys->p_pic != NULL )
- picture_Release( p_sys->p_pic );
-
free( p_sys );
}