Commit ba676907 authored by Hugo Beauzee-Luyssen's avatar Hugo Beauzee-Luyssen Committed by Rémi Denis-Courmont

Adding a invmem-chroma option

Signed-off-by: default avatarRémi Denis-Courmont <remi@remlab.net>
parent 608c0306
......@@ -67,12 +67,17 @@ static picture_t *DecodeBlock ( decoder_t *, block_t ** );
#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\".")
#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." )
vlc_module_begin()
set_category( CAT_INPUT )
set_subcategory( SUBCAT_INPUT_VCODEC )
......@@ -88,6 +93,7 @@ vlc_module_begin()
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()
......@@ -101,6 +107,8 @@ struct decoder_sys_t
int i_height;
int i_pitch;
vlc_fourcc_t i_chroma;
picture_t *p_pic;
};
......@@ -113,6 +121,7 @@ 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'))
{
......@@ -123,14 +132,14 @@ static int OpenDecoder( vlc_object_t *p_this )
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, "--invmem-width and --invmem-height must be > 0" );
free( p_sys );
return VLC_EGENERIC;
goto error;
}
psz_tmp = var_CreateGetString( p_dec, "invmem-lock" );
......@@ -148,22 +157,67 @@ static int OpenDecoder( vlc_object_t *p_this )
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.i_cat = VIDEO_ES;
p_sys->i_pitch = p_sys->i_width*3 + p_sys->i_width%4;
p_sys->i_pitch = pitch;
p_sys->p_pic = NULL;
......@@ -171,6 +225,10 @@ static int OpenDecoder( vlc_object_t *p_this )
p_dec->pf_decode_video = DecodeBlock;
return VLC_SUCCESS;
error:
free( p_sys );
free( chromaStr );
return VLC_EGENERIC;
}
/****************************************************************************
......
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