new-style jpeg save works
This commit is contained in:
John Cupitt
parent
25d508ff3c
commit
dd14948652
@ -50,6 +50,8 @@
|
||||
- unlink temps on rewind on *nix, less likely to leave temps on a crash
|
||||
- added complex conj as a basic operation
|
||||
- rect/polar/conj work o any format, not just complex
|
||||
- new VipsFile system for load/save in image formats
|
||||
- options now introspectable, try "vips jpegsave"
|
||||
|
||||
12/10/11 started 7.26.6
|
||||
- NOCACHE was not being set correctly on OS X causing performance
|
||||
|
||||
9
TODO
9
TODO
@ -1,6 +1,11 @@
|
||||
- try jpeg save
|
||||
- get image.c using the new system for vips_image_new_from_file()
|
||||
|
||||
get image.c using the new system
|
||||
CLI stuff image->new_from_string() needs to use new system too, chcek this
|
||||
|
||||
savers need it too ... delayed save system and also
|
||||
image->output_to_arg()
|
||||
|
||||
make compat wrappers for old im_jpeg2vips() and im_vips2jpeg()
|
||||
|
||||
move format/* to deprecated
|
||||
|
||||
|
||||
@ -761,3 +761,126 @@ im_col_dE00( float L1, float a1, float b1,
|
||||
return( dE00 );
|
||||
}
|
||||
|
||||
/* Quick hack wrappers for common colour functions in the new style.
|
||||
*/
|
||||
|
||||
int
|
||||
vips_LabQ2disp( VipsImage *in, VipsImage **out,
|
||||
struct im_col_display *disp, ... )
|
||||
{
|
||||
va_list ap;
|
||||
int result;
|
||||
|
||||
va_start( ap, disp );
|
||||
result = vips_call_split( "im_LabQ2disp", ap, in, out, disp );
|
||||
va_end( ap );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
int
|
||||
vips_rad2float( VipsImage *in, VipsImage **out, ... )
|
||||
{
|
||||
va_list ap;
|
||||
int result;
|
||||
|
||||
va_start( ap, out );
|
||||
result = vips_call_split( "im_rad2float", ap, in, out );
|
||||
va_end( ap );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
int
|
||||
vips_LabS2LabQ( VipsImage *in, VipsImage **out, ... )
|
||||
{
|
||||
va_list ap;
|
||||
int result;
|
||||
|
||||
va_start( ap, out );
|
||||
result = vips_call_split( "im_LabS2LabQ", ap, in, out );
|
||||
va_end( ap );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
int
|
||||
vips_LabQ2Lab( VipsImage *in, VipsImage **out, ... )
|
||||
{
|
||||
va_list ap;
|
||||
int result;
|
||||
|
||||
va_start( ap, out );
|
||||
result = vips_call_split( "im_LabQ2Lab", ap, in, out );
|
||||
va_end( ap );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
int
|
||||
vips_LCh2Lab( VipsImage *in, VipsImage **out, ... )
|
||||
{
|
||||
va_list ap;
|
||||
int result;
|
||||
|
||||
va_start( ap, out );
|
||||
result = vips_call_split( "im_LCh2Lab", ap, in, out );
|
||||
va_end( ap );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
int
|
||||
vips_Yxy2Lab( VipsImage *in, VipsImage **out, ... )
|
||||
{
|
||||
va_list ap;
|
||||
int result;
|
||||
|
||||
va_start( ap, out );
|
||||
result = vips_call_split( "im_Yxy2Lab", ap, in, out );
|
||||
va_end( ap );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
int
|
||||
vips_UCS2XYZ( VipsImage *in, VipsImage **out, ... )
|
||||
{
|
||||
va_list ap;
|
||||
int result;
|
||||
|
||||
va_start( ap, out );
|
||||
result = vips_call_split( "im_UCS2XYZ", ap, in, out );
|
||||
va_end( ap );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
int
|
||||
vips_Lab2XYZ( VipsImage *in, VipsImage **out, ... )
|
||||
{
|
||||
va_list ap;
|
||||
int result;
|
||||
|
||||
va_start( ap, out );
|
||||
result = vips_call_split( "im_Lab2XYZ", ap, in, out );
|
||||
va_end( ap );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
int
|
||||
vips_XYZ2disp( VipsImage *in, VipsImage **out,
|
||||
struct im_col_display *disp, ... )
|
||||
{
|
||||
va_list ap;
|
||||
int result;
|
||||
|
||||
va_start( ap, disp );
|
||||
result = vips_call_split( "im_XYZ2disp", ap, in, out, disp );
|
||||
va_end( ap );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -4,6 +4,7 @@ libfile_la_SOURCES = \
|
||||
jpeg.c \
|
||||
jpeg.h \
|
||||
jpegload.c \
|
||||
jpegsave.c \
|
||||
file.c
|
||||
|
||||
INCLUDES = -I${top_srcdir}/libvips/include @VIPS_CFLAGS@ @VIPS_INCLUDES@
|
||||
|
||||
@ -597,18 +597,26 @@ vips_file_find_load( const char *filename )
|
||||
|
||||
G_DEFINE_ABSTRACT_TYPE( VipsFileSave, vips_file_save, VIPS_TYPE_FILE );
|
||||
|
||||
static void
|
||||
vips_file_save_dispose( GObject *gobject )
|
||||
{
|
||||
VipsFileSave *save = VIPS_FILE_SAVE( gobject );
|
||||
|
||||
VIPS_UNREF( save->ready );
|
||||
|
||||
G_OBJECT_CLASS( vips_file_save_parent_class )->dispose( gobject );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_file_save_print_class( VipsObjectClass *object_class, VipsBuf *buf )
|
||||
{
|
||||
VipsFileSaveClass *class = VIPS_FILE_SAVE_CLASS( object_class );
|
||||
|
||||
VIPS_OBJECT_CLASS( vips_file_save_parent_class )->
|
||||
print_class( object_class, buf );
|
||||
vips_buf_appends( buf, ", " );
|
||||
|
||||
/*
|
||||
VipsFileSaveClass *class = VIPS_FILE_SAVE_CLASS( object_class );
|
||||
if( class->save )
|
||||
vips_buf_appends( buf, "save " );
|
||||
*/
|
||||
vips_buf_appendf( buf, ", %s",
|
||||
VIPS_ENUM_NICK( VIPS_TYPE_SAVEABLE, class->saveable ) );
|
||||
}
|
||||
|
||||
/* Generate the saveable image.
|
||||
@ -619,196 +627,192 @@ vips_file_convert_saveable( VipsFileSave *save )
|
||||
VipsFileSaveClass *class = VIPS_FILE_SAVE_GET_CLASS( save );
|
||||
VipsImage *in = save->in;
|
||||
|
||||
/* in holds a reference to the output of our chain as we build it.
|
||||
*/
|
||||
g_object_ref( in );
|
||||
|
||||
/* If this is an VIPS_CODING_LABQ, we can go straight to RGB.
|
||||
*/
|
||||
if( in->Coding == VIPS_CODING_LABQ ) {
|
||||
IMAGE *t = im_open_local( out, "conv:1", "p" );
|
||||
static void *table = NULL;
|
||||
VipsImage *out;
|
||||
|
||||
/* Make sure fast LabQ2disp tables are built. 7 is sRGB.
|
||||
*/
|
||||
if( !table )
|
||||
table = im_LabQ2disp_build_table( NULL,
|
||||
im_col_displays( 7 ) );
|
||||
if( vips_LabQ2disp( in, &out, im_col_displays( 7 ), NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
if( !t || im_LabQ2disp_table( in, t, table ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
in = out;
|
||||
}
|
||||
|
||||
in = t;
|
||||
}
|
||||
|
||||
/* If this is an IM_CODING_RAD, we go to float RGB or XYZ. We should
|
||||
/* If this is an VIPS_CODING_RAD, we go to float RGB or XYZ. We should
|
||||
* probably un-gamma-correct the RGB :(
|
||||
*/
|
||||
if( in->Coding == IM_CODING_RAD ) {
|
||||
IMAGE *t;
|
||||
if( in->Coding == VIPS_CODING_RAD ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( !(t = im_open_local( out, "conv:1", "p" )) ||
|
||||
im_rad2float( in, t ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
if( vips_rad2float( in, &out, NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = t;
|
||||
in = out;
|
||||
}
|
||||
|
||||
/* Get the bands right.
|
||||
*/
|
||||
if( in->Coding == IM_CODING_NONE ) {
|
||||
if( in->Bands == 2 && saveable != IM__RGBA ) {
|
||||
IMAGE *t = im_open_local( out, "conv:1", "p" );
|
||||
if( in->Coding == VIPS_CODING_NONE ) {
|
||||
if( in->Bands == 2 &&
|
||||
class->saveable != VIPS_SAVEABLE_RGBA ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( !t || im_extract_band( in, t, 0 ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
if( vips_extract_band( in, &out, 0, NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = t;
|
||||
in = out;
|
||||
}
|
||||
else if( in->Bands > 3 && saveable == IM__RGB ) {
|
||||
IMAGE *t = im_open_local( out, "conv:1", "p" );
|
||||
else if( in->Bands > 3 &&
|
||||
class->saveable == VIPS_SAVEABLE_RGB ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( !t ||
|
||||
im_extract_bands( in, t, 0, 3 ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
if( vips_extract_band( in, &out, 0,
|
||||
"n", 3,
|
||||
NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = t;
|
||||
in = out;
|
||||
}
|
||||
else if( in->Bands > 4 &&
|
||||
(saveable == IM__RGB_CMYK || saveable == IM__RGBA) ) {
|
||||
IMAGE *t = im_open_local( out, "conv:1", "p" );
|
||||
(class->saveable == VIPS_SAVEABLE_RGB_CMYK ||
|
||||
class->saveable == VIPS_SAVEABLE_RGBA) ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( !t ||
|
||||
im_extract_bands( in, t, 0, 4 ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
if( vips_extract_band( in, &out, 0,
|
||||
"n", 4,
|
||||
NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = out;
|
||||
}
|
||||
|
||||
in = t;
|
||||
}
|
||||
|
||||
/* Else we have saveable IM__ANY and we don't chop bands down.
|
||||
/* Else we have VIPS_SAVEABLE_ANY and we don't chop bands down.
|
||||
*/
|
||||
}
|
||||
|
||||
/* Interpret the Type field for colorimetric images.
|
||||
*/
|
||||
if( in->Bands == 3 && in->BandFmt == IM_BANDFMT_SHORT &&
|
||||
in->Type == IM_TYPE_LABS ) {
|
||||
IMAGE *t = im_open_local( out, "conv:1", "p" );
|
||||
if( in->Bands == 3 &&
|
||||
in->BandFmt == VIPS_FORMAT_SHORT &&
|
||||
in->Type == VIPS_INTERPRETATION_LABS ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( !t || im_LabS2LabQ( in, t ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
if( vips_LabS2LabQ( in, &out, NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = out;
|
||||
}
|
||||
|
||||
in = t;
|
||||
if( in->Coding == VIPS_CODING_LABQ ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( vips_LabQ2Lab( in, &out, NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = out;
|
||||
}
|
||||
|
||||
if( in->Coding == IM_CODING_LABQ ) {
|
||||
IMAGE *t = im_open_local( out, "conv:1", "p" );
|
||||
|
||||
if( !t || im_LabQ2Lab( in, t ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
if( in->Coding != VIPS_CODING_NONE ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
|
||||
in = t;
|
||||
if( in->Bands == 3 &&
|
||||
in->Type == VIPS_INTERPRETATION_LCH ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( vips_LCh2Lab( in, &out, NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = out;
|
||||
}
|
||||
|
||||
if( in->Coding != IM_CODING_NONE ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
if( in->Bands == 3 &&
|
||||
in->Type == VIPS_INTERPRETATION_YXY ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( vips_Yxy2Lab( in, &out, NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = out;
|
||||
}
|
||||
|
||||
if( in->Bands == 3 && in->Type == IM_TYPE_LCH ) {
|
||||
IMAGE *t[2];
|
||||
if( in->Bands == 3 &&
|
||||
in->Type == VIPS_INTERPRETATION_UCS ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( im_open_local_array( out, t, 2, "conv-1", "p" ) ||
|
||||
im_clip2fmt( in, t[0], IM_BANDFMT_FLOAT ) ||
|
||||
im_LCh2Lab( t[0], t[1] ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
if( vips_UCS2XYZ( in, &out, NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = out;
|
||||
}
|
||||
|
||||
in = t[1];
|
||||
if( in->Bands == 3 &&
|
||||
in->Type == VIPS_INTERPRETATION_LAB ) {
|
||||
VipsImage *out;
|
||||
|
||||
if( vips_XYZ2disp( in, &out, im_col_displays( 7 ), NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
if( in->Bands == 3 && in->Type == IM_TYPE_YXY ) {
|
||||
IMAGE *t[2];
|
||||
|
||||
if( im_open_local_array( out, t, 2, "conv-1", "p" ) ||
|
||||
im_clip2fmt( in, t[0], IM_BANDFMT_FLOAT ) ||
|
||||
im_Yxy2XYZ( t[0], t[1] ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
}
|
||||
|
||||
in = t[1];
|
||||
}
|
||||
|
||||
if( in->Bands == 3 && in->Type == IM_TYPE_UCS ) {
|
||||
IMAGE *t[2];
|
||||
|
||||
if( im_open_local_array( out, t, 2, "conv-1", "p" ) ||
|
||||
im_clip2fmt( in, t[0], IM_BANDFMT_FLOAT ) ||
|
||||
im_UCS2XYZ( t[0], t[1] ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
}
|
||||
|
||||
in = t[1];
|
||||
}
|
||||
|
||||
if( in->Bands == 3 && in->Type == IM_TYPE_LAB ) {
|
||||
IMAGE *t[2];
|
||||
|
||||
if( im_open_local_array( out, t, 2, "conv-1", "p" ) ||
|
||||
im_clip2fmt( in, t[0], IM_BANDFMT_FLOAT ) ||
|
||||
im_Lab2XYZ( t[0], t[1] ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
}
|
||||
|
||||
in = t[1];
|
||||
}
|
||||
|
||||
if( in->Bands == 3 && in->Type == IM_TYPE_XYZ ) {
|
||||
IMAGE *t[2];
|
||||
|
||||
if( im_open_local_array( out, t, 2, "conv-1", "p" ) ||
|
||||
im_clip2fmt( in, t[0], IM_BANDFMT_FLOAT ) ||
|
||||
im_XYZ2disp( t[0], t[1], im_col_displays( 7 ) ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
}
|
||||
|
||||
in = t[1];
|
||||
in = out;
|
||||
}
|
||||
|
||||
/* Cast to the output format.
|
||||
*/
|
||||
{
|
||||
IMAGE *t = im_open_local( out, "conv:1", "p" );
|
||||
VipsImage *out;
|
||||
|
||||
if( !t || im_clip2fmt( in, t, format_table[in->BandFmt] ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
if( vips_cast( in, &out,
|
||||
class->format_table[in->BandFmt], NULL ) ) {
|
||||
g_object_unref( in );
|
||||
return( -1 );
|
||||
}
|
||||
g_object_unref( in );
|
||||
|
||||
in = out;
|
||||
}
|
||||
|
||||
in = t;
|
||||
}
|
||||
VIPS_UNREF( save->ready );
|
||||
save->ready = in;
|
||||
|
||||
if( im_copy( in, out ) ) {
|
||||
im_close( out );
|
||||
return( NULL );
|
||||
}
|
||||
|
||||
return( out );
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static int
|
||||
@ -835,6 +839,7 @@ vips_file_save_class_init( VipsFileSaveClass *class )
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS( class );
|
||||
VipsObjectClass *object_class = (VipsObjectClass *) class;
|
||||
|
||||
gobject_class->dispose = vips_file_save_dispose;
|
||||
gobject_class->set_property = vips_object_set_property;
|
||||
gobject_class->get_property = vips_object_get_property;
|
||||
|
||||
@ -964,8 +969,10 @@ void
|
||||
vips_file_operation_init( void )
|
||||
{
|
||||
extern GType vips_file_load_jpeg_get_type( void );
|
||||
extern GType vips_file_save_jpeg_get_type( void );
|
||||
|
||||
#ifdef HAVE_JPEG
|
||||
vips_file_load_jpeg_get_type();
|
||||
vips_file_save_jpeg_get_type();
|
||||
#endif /*HAVE_JPEG*/
|
||||
}
|
||||
|
||||
@ -126,6 +126,25 @@
|
||||
typedef struct _VipsFileSaveJpeg {
|
||||
VipsFileSave parent_object;
|
||||
|
||||
/* Quality factor.
|
||||
*/
|
||||
int Q;
|
||||
|
||||
/* Profile to embed .. "none" means don't attach a profile.
|
||||
*/
|
||||
char *profile;
|
||||
|
||||
/* Stuff we track during write.
|
||||
*/
|
||||
struct jpeg_compress_struct cinfo;
|
||||
ErrorManager eman;
|
||||
JSAMPROW *row_pointer;
|
||||
char *profile_bytes;
|
||||
unsigned int profile_length;
|
||||
|
||||
/* We sometimes need to invert the image before saving.
|
||||
*/
|
||||
VipsImage *inverted;
|
||||
|
||||
} VipsFileSaveJpeg;
|
||||
|
||||
@ -133,36 +152,710 @@ typedef VipsFileSaveClass VipsFileSaveJpegClass;
|
||||
|
||||
G_DEFINE_TYPE( VipsFileSaveJpeg, vips_file_save_jpeg, VIPS_TYPE_FILE_SAVE );
|
||||
|
||||
static int
|
||||
vips_file_load_save_build( VipsObject *object )
|
||||
static void
|
||||
vips_file_save_jpeg_dispose( GObject *gobject )
|
||||
{
|
||||
VipsFileSaveJpeg *save = (VipsFileSaveJpeg *) gobject;
|
||||
|
||||
VIPS_UNREF( save->inverted );
|
||||
|
||||
G_OBJECT_CLASS( vips_file_save_jpeg_parent_class )->dispose( gobject );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_file_save_jpeg_finalize( GObject *gobject )
|
||||
{
|
||||
VipsFileSaveJpeg *save = (VipsFileSaveJpeg *) gobject;
|
||||
|
||||
jpeg_destroy_compress( &save->cinfo );
|
||||
VIPS_FREEF( fclose, save->eman.fp );
|
||||
VIPS_FREE( save->row_pointer );
|
||||
VIPS_FREE( save->profile_bytes );
|
||||
|
||||
G_OBJECT_CLASS( vips_file_save_jpeg_parent_class )->finalize( gobject );
|
||||
}
|
||||
|
||||
#ifdef HAVE_EXIF
|
||||
static void
|
||||
vips_exif_set_int( ExifData *ed,
|
||||
ExifEntry *entry, unsigned long component, void *data )
|
||||
{
|
||||
int value = *((int *) data);
|
||||
|
||||
ExifByteOrder bo;
|
||||
size_t sizeof_component;
|
||||
size_t offset = component;
|
||||
|
||||
if( entry->components <= component ) {
|
||||
VIPS_DEBUG_MSG( "vips_exif_set_int: too few components\n" );
|
||||
return;
|
||||
}
|
||||
|
||||
/* Wait until after the component check to make sure we cant get /0.
|
||||
*/
|
||||
bo = exif_data_get_byte_order( ed );
|
||||
sizeof_component = entry->size / entry->components;
|
||||
offset = component * sizeof_component;
|
||||
|
||||
VIPS_DEBUG_MSG( "vips_exif_set_int: %s = %d\n",
|
||||
exif_tag_get_title( entry->tag ), value );
|
||||
|
||||
if( entry->format == EXIF_FORMAT_SHORT )
|
||||
exif_set_short( entry->data + offset, bo, value );
|
||||
else if( entry->format == EXIF_FORMAT_SSHORT )
|
||||
exif_set_sshort( entry->data + offset, bo, value );
|
||||
else if( entry->format == EXIF_FORMAT_LONG )
|
||||
exif_set_long( entry->data + offset, bo, value );
|
||||
else if( entry->format == EXIF_FORMAT_SLONG )
|
||||
exif_set_slong( entry->data + offset, bo, value );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_exif_set_double( ExifData *ed,
|
||||
ExifEntry *entry, unsigned long component, void *data )
|
||||
{
|
||||
double value = *((double *) data);
|
||||
|
||||
ExifByteOrder bo;
|
||||
size_t sizeof_component;
|
||||
size_t offset;
|
||||
|
||||
if( entry->components <= component ) {
|
||||
VIPS_DEBUG_MSG( "vips_exif_set_int: too few components\n" );
|
||||
return;
|
||||
}
|
||||
|
||||
/* Wait until after the component check to make sure we cant get /0.
|
||||
*/
|
||||
bo = exif_data_get_byte_order( ed );
|
||||
sizeof_component = entry->size / entry->components;
|
||||
offset = component * sizeof_component;
|
||||
|
||||
VIPS_DEBUG_MSG( "vips_exif_set_double: %s = %g\n",
|
||||
exif_tag_get_title( entry->tag ), value );
|
||||
|
||||
if( entry->format == EXIF_FORMAT_RATIONAL ) {
|
||||
ExifRational rational;
|
||||
unsigned int scale;
|
||||
|
||||
/* We scale up to fill uint32, then set that as the
|
||||
* denominator. Try to avoid generating 0.
|
||||
*/
|
||||
scale = (int) ((UINT_MAX - 1000) / value);
|
||||
scale = scale == 0 ? 1 : scale;
|
||||
rational.numerator = value * scale;
|
||||
rational.denominator = scale;
|
||||
|
||||
exif_set_rational( entry->data + offset, bo, rational );
|
||||
}
|
||||
else if( entry->format == EXIF_FORMAT_SRATIONAL ) {
|
||||
ExifSRational rational;
|
||||
int scale;
|
||||
|
||||
scale = (int) ((INT_MAX - 1000) / value);
|
||||
scale = scale == 0 ? 1 : scale;
|
||||
rational.numerator = value * scale;
|
||||
rational.denominator = scale;
|
||||
|
||||
exif_set_srational( entry->data + offset, bo, rational );
|
||||
}
|
||||
}
|
||||
|
||||
typedef void (*write_fn)( ExifData *ed,
|
||||
ExifEntry *entry, unsigned long component, void *data );
|
||||
|
||||
/* Write a component in a tag everywhere it appears.
|
||||
*/
|
||||
static int
|
||||
write_tag( ExifData *ed,
|
||||
ExifTag tag, ExifFormat format, write_fn fn, void *data )
|
||||
{
|
||||
int found;
|
||||
int i;
|
||||
|
||||
found = 0;
|
||||
for( i = 0; i < EXIF_IFD_COUNT; i++ ) {
|
||||
ExifEntry *entry;
|
||||
|
||||
if( (entry = exif_content_get_entry( ed->ifd[i], tag )) &&
|
||||
entry->format == format ) {
|
||||
fn( ed, entry, 0, data );
|
||||
found = 1;
|
||||
}
|
||||
}
|
||||
|
||||
if( !found ) {
|
||||
/* There was no tag we could update ... make one in ifd[0].
|
||||
*/
|
||||
ExifEntry *entry;
|
||||
|
||||
entry = exif_entry_new();
|
||||
|
||||
/* tag must be set before calling exif_content_add_entry.
|
||||
*/
|
||||
entry->tag = tag;
|
||||
|
||||
exif_content_add_entry( ed->ifd[0], entry );
|
||||
exif_entry_initialize( entry, tag );
|
||||
exif_entry_unref( entry );
|
||||
|
||||
fn( ed, entry, 0, data );
|
||||
}
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
/* This is different, we set the xres/yres from the vips header rather than
|
||||
* from the exif tags on the image metadata.
|
||||
*/
|
||||
static int
|
||||
set_exif_resolution( ExifData *ed, VipsImage *im )
|
||||
{
|
||||
double xres, yres;
|
||||
int unit;
|
||||
|
||||
/* Always save as inches - more progs support it for read.
|
||||
*/
|
||||
xres = im->Xres * 25.4;
|
||||
yres = im->Yres * 25.4;
|
||||
unit = 2;
|
||||
|
||||
if( write_tag( ed, EXIF_TAG_X_RESOLUTION, EXIF_FORMAT_RATIONAL,
|
||||
vips_exif_set_double, (void *) &xres ) ||
|
||||
write_tag( ed, EXIF_TAG_Y_RESOLUTION, EXIF_FORMAT_RATIONAL,
|
||||
vips_exif_set_double, (void *) &yres ) ||
|
||||
write_tag( ed, EXIF_TAG_RESOLUTION_UNIT, EXIF_FORMAT_SHORT,
|
||||
vips_exif_set_int, (void *) &unit ) ) {
|
||||
vips_error( "VipsFileSaveJpeg",
|
||||
"%s", _( "error setting JPEG resolution" ) );
|
||||
return( -1 );
|
||||
}
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
/* See also vips_exif_to_s() ... keep in sync.
|
||||
*/
|
||||
static void
|
||||
vips_exif_from_s( ExifData *ed, ExifEntry *entry, const char *value )
|
||||
{
|
||||
unsigned long i;
|
||||
const char *p;
|
||||
|
||||
if( entry->format != EXIF_FORMAT_SHORT &&
|
||||
entry->format != EXIF_FORMAT_SSHORT &&
|
||||
entry->format != EXIF_FORMAT_LONG &&
|
||||
entry->format != EXIF_FORMAT_SLONG &&
|
||||
entry->format != EXIF_FORMAT_RATIONAL &&
|
||||
entry->format != EXIF_FORMAT_SRATIONAL )
|
||||
return;
|
||||
if( entry->components >= 10 )
|
||||
return;
|
||||
|
||||
/* Skip any leading spaces.
|
||||
*/
|
||||
p = value;
|
||||
while( *p == ' ' )
|
||||
p += 1;
|
||||
|
||||
for( i = 0; i < entry->components; i++ ) {
|
||||
if( entry->format == EXIF_FORMAT_SHORT ||
|
||||
entry->format == EXIF_FORMAT_SSHORT ||
|
||||
entry->format == EXIF_FORMAT_LONG ||
|
||||
entry->format == EXIF_FORMAT_SLONG ) {
|
||||
int value = atof( p );
|
||||
|
||||
vips_exif_set_int( ed, entry, i, &value );
|
||||
}
|
||||
else if( entry->format == EXIF_FORMAT_RATIONAL ||
|
||||
entry->format == EXIF_FORMAT_SRATIONAL ) {
|
||||
double value = g_ascii_strtod( p, NULL );
|
||||
|
||||
vips_exif_set_double( ed, entry, i, &value );
|
||||
}
|
||||
|
||||
/* Skip to the next set of spaces, then to the beginning of
|
||||
* the next item.
|
||||
*/
|
||||
while( *p && *p != ' ' )
|
||||
p += 1;
|
||||
while( *p == ' ' )
|
||||
p += 1;
|
||||
if( !*p )
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
typedef struct _VipsExif {
|
||||
VipsImage *image;
|
||||
ExifData *ed;
|
||||
} VipsExif;
|
||||
|
||||
static void
|
||||
vips_exif_update_entry( ExifEntry *entry, VipsExif *ve )
|
||||
{
|
||||
char name[256];
|
||||
char *value;
|
||||
|
||||
vips_snprintf( name, 256, "exif-%s", exif_tag_get_title( entry->tag ) );
|
||||
if( !vips_image_get_string( ve->image, name, &value ) )
|
||||
vips_exif_from_s( ve->ed, entry, value );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_exif_update_content( ExifContent *content, VipsExif *ve )
|
||||
{
|
||||
exif_content_foreach_entry( content,
|
||||
(ExifContentForeachEntryFunc) vips_exif_update_entry, ve );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_exif_update( ExifData *ed, VipsImage *image )
|
||||
{
|
||||
VipsExif ve;
|
||||
|
||||
VIPS_DEBUG_MSG( "vips_exif_update: \n" );
|
||||
|
||||
ve.image = image;
|
||||
ve.ed = ed;
|
||||
exif_data_foreach_content( ed,
|
||||
(ExifDataForeachContentFunc) vips_exif_update_content, &ve );
|
||||
}
|
||||
|
||||
|
||||
#endif /*HAVE_EXIF*/
|
||||
|
||||
static int
|
||||
write_exif( VipsFileSaveJpeg *jpeg )
|
||||
{
|
||||
VipsFileSave *save = (VipsFileSave *) jpeg;
|
||||
|
||||
unsigned char *data;
|
||||
size_t data_length;
|
||||
unsigned int idl;
|
||||
#ifdef HAVE_EXIF
|
||||
ExifData *ed;
|
||||
|
||||
/* Either parse from the embedded EXIF, or if there's none, make
|
||||
* some fresh EXIF we can write the resolution to.
|
||||
*/
|
||||
if( vips_image_get_typeof( save->in, VIPS_META_EXIF_NAME ) ) {
|
||||
if( vips_image_get_blob( save->in, VIPS_META_EXIF_NAME,
|
||||
(void *) &data, &data_length ) )
|
||||
return( -1 );
|
||||
|
||||
if( !(ed = exif_data_new_from_data( data, data_length )) )
|
||||
return( -1 );
|
||||
}
|
||||
else {
|
||||
ed = exif_data_new();
|
||||
|
||||
exif_data_set_option( ed,
|
||||
EXIF_DATA_OPTION_FOLLOW_SPECIFICATION );
|
||||
exif_data_set_data_type( ed, EXIF_DATA_TYPE_COMPRESSED );
|
||||
exif_data_set_byte_order( ed, EXIF_BYTE_ORDER_INTEL );
|
||||
|
||||
/* Create the mandatory EXIF fields with default data.
|
||||
*/
|
||||
exif_data_fix( ed );
|
||||
}
|
||||
|
||||
/* Update EXIF tags from the image metadata.
|
||||
*/
|
||||
vips_exif_update( ed, save->in );
|
||||
|
||||
/* Update EXIF resolution from the vips image header..
|
||||
*/
|
||||
if( set_exif_resolution( ed, save->in ) ) {
|
||||
exif_data_free( ed );
|
||||
return( -1 );
|
||||
}
|
||||
|
||||
/* Reserialise and write. exif_data_save_data() returns an int for some
|
||||
* reason.
|
||||
*/
|
||||
exif_data_save_data( ed, &data, &idl );
|
||||
if( !idl ) {
|
||||
vips_error( "VipsFileSaveJpeg",
|
||||
"%s", _( "error saving EXIF" ) );
|
||||
exif_data_free( ed );
|
||||
return( -1 );
|
||||
}
|
||||
data_length = idl;
|
||||
|
||||
#ifdef DEBUG
|
||||
printf( "jpegsave: attaching %zd bytes of EXIF\n", data_length );
|
||||
#endif /*DEBUG*/
|
||||
|
||||
exif_data_free( ed );
|
||||
jpeg_write_marker( &jpeg->cinfo, JPEG_APP0 + 1, data, data_length );
|
||||
free( data );
|
||||
#else /*!HAVE_EXIF*/
|
||||
/* No libexif ... just copy the embedded EXIF over.
|
||||
*/
|
||||
if( vips_image_get_typeof( save->in, VIPS_META_EXIF_NAME ) ) {
|
||||
if( vips_image_get_blob( save->in, VIPS_META_EXIF_NAME,
|
||||
(void *) &data, &data_length ) )
|
||||
return( -1 );
|
||||
|
||||
#ifdef DEBUG
|
||||
printf( "jpegsave: attaching %zd bytes of EXIF\n",
|
||||
data_length );
|
||||
#endif /*DEBUG*/
|
||||
|
||||
jpeg_write_marker( &jpeg->cinfo, JPEG_APP0 + 1,
|
||||
data, data_length );
|
||||
}
|
||||
#endif /*!HAVE_EXIF*/
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static int
|
||||
write_xmp( VipsFileSaveJpeg *jpeg )
|
||||
{
|
||||
VipsFileSave *save = (VipsFileSave *) jpeg;
|
||||
|
||||
unsigned char *data;
|
||||
size_t data_length;
|
||||
|
||||
/* No libexif ... just copy the embedded EXIF over.
|
||||
*/
|
||||
if( vips_image_get_typeof( save->in, VIPS_META_XMP_NAME ) ) {
|
||||
if( vips_image_get_blob( save->in, VIPS_META_XMP_NAME,
|
||||
(void *) &data, &data_length ) )
|
||||
return( -1 );
|
||||
|
||||
#ifdef DEBUG
|
||||
printf( "jpegsave: attaching %zd bytes of XMP\n",
|
||||
data_length );
|
||||
#endif /*DEBUG*/
|
||||
|
||||
jpeg_write_marker( &jpeg->cinfo, JPEG_APP0 + 1,
|
||||
data, data_length );
|
||||
}
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
/* ICC writer from lcms, slight tweaks.
|
||||
*/
|
||||
|
||||
#define ICC_MARKER (JPEG_APP0 + 2) /* JPEG marker code for ICC */
|
||||
#define ICC_OVERHEAD_LEN 14 /* size of non-profile data in APP2 */
|
||||
#define MAX_BYTES_IN_MARKER 65533 /* maximum data len of a JPEG marker */
|
||||
#define MAX_DATA_BYTES_IN_MARKER (MAX_BYTES_IN_MARKER - ICC_OVERHEAD_LEN)
|
||||
|
||||
/*
|
||||
* This routine writes the given ICC profile data into a JPEG file.
|
||||
* It *must* be called AFTER calling jpeg_start_compress() and BEFORE
|
||||
* the first call to jpeg_write_scanlines().
|
||||
* (This ordering ensures that the APP2 marker(s) will appear after the
|
||||
* SOI and JFIF or Adobe markers, but before all else.)
|
||||
*/
|
||||
|
||||
static void
|
||||
write_profile_data (j_compress_ptr cinfo,
|
||||
const JOCTET *icc_data_ptr,
|
||||
unsigned int icc_data_len)
|
||||
{
|
||||
unsigned int num_markers; /* total number of markers we'll write */
|
||||
int cur_marker = 1; /* per spec, counting starts at 1 */
|
||||
unsigned int length; /* number of bytes to write in this marker */
|
||||
|
||||
/* rounding up will fail for length == 0 */
|
||||
g_assert( icc_data_len > 0 );
|
||||
|
||||
/* Calculate the number of markers we'll need, rounding up of course */
|
||||
num_markers = (icc_data_len + MAX_DATA_BYTES_IN_MARKER - 1) /
|
||||
MAX_DATA_BYTES_IN_MARKER;
|
||||
|
||||
while (icc_data_len > 0) {
|
||||
/* length of profile to put in this marker */
|
||||
length = icc_data_len;
|
||||
if (length > MAX_DATA_BYTES_IN_MARKER)
|
||||
length = MAX_DATA_BYTES_IN_MARKER;
|
||||
icc_data_len -= length;
|
||||
|
||||
/* Write the JPEG marker header (APP2 code and marker length) */
|
||||
jpeg_write_m_header(cinfo, ICC_MARKER,
|
||||
(unsigned int) (length + ICC_OVERHEAD_LEN));
|
||||
|
||||
/* Write the marker identifying string "ICC_PROFILE" (null-terminated).
|
||||
* We code it in this less-than-transparent way so that the code works
|
||||
* even if the local character set is not ASCII.
|
||||
*/
|
||||
jpeg_write_m_byte(cinfo, 0x49);
|
||||
jpeg_write_m_byte(cinfo, 0x43);
|
||||
jpeg_write_m_byte(cinfo, 0x43);
|
||||
jpeg_write_m_byte(cinfo, 0x5F);
|
||||
jpeg_write_m_byte(cinfo, 0x50);
|
||||
jpeg_write_m_byte(cinfo, 0x52);
|
||||
jpeg_write_m_byte(cinfo, 0x4F);
|
||||
jpeg_write_m_byte(cinfo, 0x46);
|
||||
jpeg_write_m_byte(cinfo, 0x49);
|
||||
jpeg_write_m_byte(cinfo, 0x4C);
|
||||
jpeg_write_m_byte(cinfo, 0x45);
|
||||
jpeg_write_m_byte(cinfo, 0x0);
|
||||
|
||||
/* Add the sequencing info */
|
||||
jpeg_write_m_byte(cinfo, cur_marker);
|
||||
jpeg_write_m_byte(cinfo, (int) num_markers);
|
||||
|
||||
/* Add the profile data */
|
||||
while (length--) {
|
||||
jpeg_write_m_byte(cinfo, *icc_data_ptr);
|
||||
icc_data_ptr++;
|
||||
}
|
||||
cur_marker++;
|
||||
}
|
||||
}
|
||||
|
||||
/* Write an ICC Profile from a file into the JPEG stream.
|
||||
*/
|
||||
static int
|
||||
write_profile_file( VipsFileSaveJpeg *jpeg, const char *profile )
|
||||
{
|
||||
if( !(jpeg->profile_bytes =
|
||||
vips__file_read_name( profile, VIPS_ICC_DIR,
|
||||
&jpeg->profile_length )) )
|
||||
return( -1 );
|
||||
write_profile_data( &jpeg->cinfo,
|
||||
(JOCTET *) jpeg->profile_bytes, jpeg->profile_length );
|
||||
|
||||
#ifdef DEBUG
|
||||
printf( "jpegsave: attached profile \"%s\"\n", profile );
|
||||
#endif /*DEBUG*/
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static int
|
||||
write_profile_meta( VipsFileSaveJpeg *jpeg )
|
||||
{
|
||||
VipsFileSave *save = (VipsFileSave *) jpeg;
|
||||
|
||||
void *data;
|
||||
size_t data_length;
|
||||
|
||||
if( vips_image_get_blob( save->in, VIPS_META_ICC_NAME,
|
||||
&data, &data_length ) )
|
||||
return( -1 );
|
||||
|
||||
write_profile_data( &jpeg->cinfo, data, data_length );
|
||||
|
||||
#ifdef DEBUG
|
||||
printf( "jpegsave: attached %zd byte profile from VIPS header\n",
|
||||
data_length );
|
||||
#endif /*DEBUG*/
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static int
|
||||
write_jpeg_block( VipsRegion *region, VipsRect *area, void *a )
|
||||
{
|
||||
VipsFileSaveJpeg *jpeg = (VipsFileSaveJpeg *) a;
|
||||
|
||||
int i;
|
||||
|
||||
for( i = 0; i < area->height; i++ )
|
||||
jpeg->row_pointer[i] = (JSAMPROW)
|
||||
VIPS_REGION_ADDR( region, 0, area->top + i );
|
||||
|
||||
/* We are running in a background thread. We need to catch any
|
||||
* longjmp()s from jpeg_write_scanlines() here.
|
||||
*/
|
||||
if( setjmp( jpeg->eman.jmp ) )
|
||||
return( -1 );
|
||||
|
||||
jpeg_write_scanlines( &jpeg->cinfo, jpeg->row_pointer, area->height );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
/* Write a VIPS image to a JPEG compress struct.
|
||||
*/
|
||||
static int
|
||||
vips_file_save_jpeg_write( VipsFileSaveJpeg *jpeg )
|
||||
{
|
||||
VipsFileSave *save = (VipsFileSave *) jpeg;
|
||||
|
||||
VipsImage *in;
|
||||
J_COLOR_SPACE space;
|
||||
|
||||
/* The image we'll be writing ... can change, see CMYK.
|
||||
*/
|
||||
in = save->ready;
|
||||
|
||||
/* Should have been converted for save.
|
||||
*/
|
||||
g_assert( in->BandFmt == VIPS_FORMAT_UCHAR );
|
||||
g_assert( in->Coding == VIPS_CODING_NONE );
|
||||
g_assert( in->Bands == 1 || in->Bands == 3 || in->Bands == 4 );
|
||||
|
||||
/* Check input image.
|
||||
*/
|
||||
if( vips_image_pio_input( in ) )
|
||||
return( -1 );
|
||||
|
||||
/* Set compression parameters.
|
||||
*/
|
||||
jpeg->cinfo.image_width = in->Xsize;
|
||||
jpeg->cinfo.image_height = in->Ysize;
|
||||
jpeg->cinfo.input_components = in->Bands;
|
||||
if( in->Bands == 4 &&
|
||||
in->Type == VIPS_INTERPRETATION_CMYK ) {
|
||||
space = JCS_CMYK;
|
||||
/* IJG always sets an Adobe marker, so we should invert CMYK.
|
||||
*/
|
||||
if( vips_invert( in, &jpeg->inverted, NULL ) )
|
||||
return( -1 );
|
||||
in = jpeg->inverted;
|
||||
}
|
||||
else if( in->Bands == 3 )
|
||||
space = JCS_RGB;
|
||||
else if( in->Bands == 1 )
|
||||
space = JCS_GRAYSCALE;
|
||||
else
|
||||
/* Use luminance compression for all channels.
|
||||
*/
|
||||
space = JCS_UNKNOWN;
|
||||
jpeg->cinfo.in_color_space = space;
|
||||
|
||||
/* Build VIPS output stuff now we know the image we'll be writing.
|
||||
*/
|
||||
if( !(jpeg->row_pointer = VIPS_ARRAY( NULL, in->Ysize, JSAMPROW )) )
|
||||
return( -1 );
|
||||
|
||||
/* Rest to default.
|
||||
*/
|
||||
jpeg_set_defaults( &jpeg->cinfo );
|
||||
jpeg_set_quality( &jpeg->cinfo, jpeg->Q, TRUE );
|
||||
|
||||
/* Build compress tables.
|
||||
*/
|
||||
jpeg_start_compress( &jpeg->cinfo, TRUE );
|
||||
|
||||
/* Write any APP markers we need.
|
||||
*/
|
||||
if( write_exif( jpeg ) )
|
||||
return( -1 );
|
||||
|
||||
if( write_xmp( jpeg ) )
|
||||
return( -1 );
|
||||
|
||||
/* A profile supplied as an argument overrides an embedded profile.
|
||||
* "none" means don't attach a profile.
|
||||
*/
|
||||
if( jpeg->profile &&
|
||||
strcmp( jpeg->profile, "none" ) != 0 &&
|
||||
write_profile_file( jpeg, jpeg->profile ) )
|
||||
return( -1 );
|
||||
if( !jpeg->profile &&
|
||||
vips_image_get_typeof( in, VIPS_META_ICC_NAME ) &&
|
||||
write_profile_meta( jpeg ) )
|
||||
return( -1 );
|
||||
|
||||
/* Write data. Note that the write function grabs the longjmp()!
|
||||
*/
|
||||
if( vips_sink_disc( in, write_jpeg_block, jpeg ) )
|
||||
return( -1 );
|
||||
|
||||
/* We have to reinstate the setjmp() before we jpeg_finish_compress().
|
||||
*/
|
||||
if( setjmp( jpeg->eman.jmp ) )
|
||||
return( -1 );
|
||||
|
||||
jpeg_finish_compress( &jpeg->cinfo );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static int
|
||||
vips_file_save_jpeg_build( VipsObject *object )
|
||||
{
|
||||
VipsFile *file = (VipsFile *) object;
|
||||
VipsFileSaveJpeg *jpeg = (VipsFileSaveJpeg *) object;
|
||||
|
||||
if( VIPS_OBJECT_CLASS( vips_file_save_jpeg_parent_class )->
|
||||
build( object ) )
|
||||
return( -1 );
|
||||
|
||||
if( setjmp( jpeg->eman.jmp ) )
|
||||
/* Here for longjmp() from vips__new_error_exit().
|
||||
*/
|
||||
return( -1 );
|
||||
|
||||
/* Can't do this in init, has to be after we've made the
|
||||
* setjmp().
|
||||
*/
|
||||
jpeg_create_compress( &jpeg->cinfo );
|
||||
|
||||
/* Make output.
|
||||
*/
|
||||
if( !(jpeg->eman.fp = vips__file_open_write( file->filename, FALSE )) )
|
||||
return( -1 );
|
||||
jpeg_stdio_dest( &jpeg->cinfo, jpeg->eman.fp );
|
||||
|
||||
/* Convert!
|
||||
*/
|
||||
if( vips_file_save_jpeg_write( jpeg ) )
|
||||
return( -1 );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
#define UC VIPS_FORMAT_UCHAR
|
||||
|
||||
/* Type promotion for save ... just always go to uchar.
|
||||
*/
|
||||
static int bandfmt_jpeg[10] = {
|
||||
/* UC C US S UI I F X D DX */
|
||||
UC, UC, UC, UC, UC, UC, UC, UC, UC, UC
|
||||
};
|
||||
|
||||
static void
|
||||
vips_file_save_jpeg_class_init( VipsFileLoadJpegClass *class )
|
||||
vips_file_save_jpeg_class_init( VipsFileSaveJpegClass *class )
|
||||
{
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS( class );
|
||||
VipsObjectClass *object_class = (VipsObjectClass *) class;
|
||||
VipsFileSaveClass *save_class = (VipsFileSaveClass *) class;
|
||||
|
||||
gobject_class->dispose = vips_file_save_jpeg_dispose;
|
||||
gobject_class->finalize = vips_file_save_jpeg_finalize;
|
||||
gobject_class->set_property = vips_object_set_property;
|
||||
gobject_class->get_property = vips_object_get_property;
|
||||
|
||||
object_class->nickname = "jpegsave";
|
||||
object_class->description = _( "save jpeg from file" );
|
||||
object_class->description = _( "save jpeg to file" );
|
||||
object_class->build = vips_file_save_jpeg_build;
|
||||
|
||||
save_class->saveable = VIPS_SAVEABLE_RGB_CMYK;
|
||||
save_class->format_table = bandfmt_jpeg;
|
||||
|
||||
VIPS_ARG_INT( class, "Q", 10,
|
||||
_( "Q" ),
|
||||
_( "Q factor" ),
|
||||
VIPS_ARGUMENT_OPTIONAL_INPUT,
|
||||
G_STRUCT_OFFSET( VipsFileSaveJpeg, Q ),
|
||||
1, 100, 75 );
|
||||
|
||||
VIPS_ARG_STRING( class, "profile", 11,
|
||||
_( "profile" ),
|
||||
_( "ICC profile to embed" ),
|
||||
VIPS_ARGUMENT_OPTIONAL_INPUT,
|
||||
G_STRUCT_OFFSET( VipsFileSaveJpeg, profile ),
|
||||
NULL );
|
||||
|
||||
}
|
||||
|
||||
static void
|
||||
vips_file_save_jpeg_init( VipsFileSaveJpeg *jpeg )
|
||||
{
|
||||
jpeg->Q = 75;
|
||||
jpeg->cinfo.err = jpeg_std_error( &jpeg->eman.pub );
|
||||
jpeg->eman.pub.error_exit = vips__new_error_exit;
|
||||
jpeg->eman.pub.output_message = vips__new_output_message;
|
||||
}
|
||||
|
||||
|
||||
@ -42,6 +42,29 @@
|
||||
extern "C" {
|
||||
#endif /*__cplusplus*/
|
||||
|
||||
struct im_col_display;
|
||||
|
||||
int vips_LabQ2disp( VipsImage *in, VipsImage **out,
|
||||
struct im_col_display *disp, ... )
|
||||
__attribute__((sentinel));
|
||||
int vips_rad2float( VipsImage *in, VipsImage **out, ... )
|
||||
__attribute__((sentinel));
|
||||
int vips_LabS2LabQ( VipsImage *in, VipsImage **out, ... )
|
||||
__attribute__((sentinel));
|
||||
int vips_LabQ2Lab( VipsImage *in, VipsImage **out, ... )
|
||||
__attribute__((sentinel));
|
||||
int vips_LCh2Lab( VipsImage *in, VipsImage **out, ... )
|
||||
__attribute__((sentinel));
|
||||
int vips_Yxy2Lab( VipsImage *in, VipsImage **out, ... )
|
||||
__attribute__((sentinel));
|
||||
int vips_UCS2XYZ( VipsImage *in, VipsImage **out, ... )
|
||||
__attribute__((sentinel));
|
||||
int vips_Lab2XYZ( VipsImage *in, VipsImage **out, ... )
|
||||
__attribute__((sentinel));
|
||||
int vips_XYZ2disp( VipsImage *in, VipsImage **out,
|
||||
struct im_col_display *disp, ... )
|
||||
__attribute__((sentinel));
|
||||
|
||||
/* Areas under curves for Dxx. 2 degree observer.
|
||||
*/
|
||||
#define IM_D93_X0 (89.7400)
|
||||
|
||||
@ -9,6 +9,8 @@ G_BEGIN_DECLS
|
||||
/* enumerations from "../../../libvips/include/vips/file.h" */
|
||||
GType vips_file_flags_get_type (void) G_GNUC_CONST;
|
||||
#define VIPS_TYPE_FILE_FLAGS (vips_file_flags_get_type())
|
||||
GType vips_saveable_get_type (void) G_GNUC_CONST;
|
||||
#define VIPS_TYPE_SAVEABLE (vips_saveable_get_type())
|
||||
/* enumerations from "../../../libvips/include/vips/arithmetic.h" */
|
||||
GType vips_operation_math_get_type (void) G_GNUC_CONST;
|
||||
#define VIPS_TYPE_OPERATION_MATH (vips_operation_math_get_type())
|
||||
|
||||
@ -201,7 +201,7 @@ typedef struct _VipsFileSave {
|
||||
|
||||
/* The image converted to a saveable format (eg. 8-bit RGB).
|
||||
*/
|
||||
VipsImage *in;
|
||||
VipsImage *ready;
|
||||
|
||||
} VipsFileSave;
|
||||
|
||||
@ -216,7 +216,7 @@ typedef struct _VipsFileSaveClass {
|
||||
|
||||
/* How this format treats band formats.
|
||||
*/
|
||||
VipsBandFormat format_table[VIPS_FORMAT_LAST];
|
||||
VipsBandFormat *format_table;
|
||||
} VipsFileSaveClass;
|
||||
|
||||
GType vips_file_save_get_type( void );
|
||||
|
||||
@ -23,6 +23,26 @@ vips_file_flags_get_type( void )
|
||||
|
||||
return( etype );
|
||||
}
|
||||
GType
|
||||
vips_saveable_get_type( void )
|
||||
{
|
||||
static GType etype = 0;
|
||||
|
||||
if( etype == 0 ) {
|
||||
static const GEnumValue values[] = {
|
||||
{VIPS_SAVEABLE_RGB, "VIPS_SAVEABLE_RGB", "rgb"},
|
||||
{VIPS_SAVEABLE_RGBA, "VIPS_SAVEABLE_RGBA", "rgba"},
|
||||
{VIPS_SAVEABLE_RGB_CMYK, "VIPS_SAVEABLE_RGB_CMYK", "rgb-cmyk"},
|
||||
{VIPS_SAVEABLE_ANY, "VIPS_SAVEABLE_ANY", "any"},
|
||||
{VIPS_SAVEABLE_LAST, "VIPS_SAVEABLE_LAST", "last"},
|
||||
{0, NULL, NULL}
|
||||
};
|
||||
|
||||
etype = g_enum_register_static( "VipsSaveable", values );
|
||||
}
|
||||
|
||||
return( etype );
|
||||
}
|
||||
/* enumerations from "../../libvips/include/vips/conversion.h" */
|
||||
GType
|
||||
vips_extend_get_type( void )
|
||||
|
||||
Loading…
Reference in New Issue
Block a user