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rename heifsave "speed" param as "effort" 

For consistency with the rest of libvips. "speed" still works.
This commit is contained in:
John Cupitt 2021-07-30 10:59:12 +01:00
parent aabb1555d2
commit ff1260df1c
2 changed files with 42 additions and 16 deletions
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12
libvips/foreign/foreign.c
View File

@ -2214,7 +2214,7 @@ vips_heifload_source( VipsSource *source, VipsImage **out, ... )
* * @Q: %gint, quality factor
* * @lossless: %gboolean, enable lossless encoding
* * @compression: #VipsForeignHeifCompression, write with this compression
* * @speed: %gint, encoding speed
* * @effort: %gint, encoding effort
* * @subsample_mode: #VipsForeignSubsample, chroma subsampling mode
*
* Write a VIPS image to a file in HEIF format.
@ -2227,9 +2227,9 @@ vips_heifload_source( VipsSource *source, VipsImage **out, ... )
* Use @compression to set the encoder e.g. HEVC, AVC, AV1. It defaults to AV1
* if the target filename ends with ".avif", otherwise HEVC.
*
* Use @speed to control the CPU effort spent improving compression.
* This is currently only applicable to AV1 encoders. Defaults to 5, 0 is
* slowest, 9 is fastest.
* Use @effort to control the CPU effort spent improving compression.
* This is currently only applicable to AV1 encoders. Defaults to 4, 0 is
* fastest, 9 is slowest.
*
* Chroma subsampling is normally automatically disabled for Q >= 90. You can
* force the subsampling mode with @subsample_mode.
@ -2263,7 +2263,7 @@ vips_heifsave( VipsImage *in, const char *filename, ... )
* * @Q: %gint, quality factor
* * @lossless: %gboolean, enable lossless encoding
* * @compression: #VipsForeignHeifCompression, write with this compression
* * @speed: %gint, encoding speed
* * @effort: %gint, encoding effort
* * @subsample_mode: #VipsForeignSubsample, chroma subsampling mode
*
* As vips_heifsave(), but save to a memory buffer.
@ -2315,7 +2315,7 @@ vips_heifsave_buffer( VipsImage *in, void **buf, size_t *len, ... )
* * @Q: %gint, quality factor
* * @lossless: %gboolean, enable lossless encoding
* * @compression: #VipsForeignHeifCompression, write with this compression
* * @speed: %gint, encoding speed
* * @effort: %gint, encoding effort
* * @subsample_mode: #VipsForeignSubsample, chroma subsampling mode
*
* As vips_heifsave(), but save to a target.

46
libvips/foreign/heifsave.c
View File

@ -10,6 +10,8 @@
* - revise for new VipsTarget API
* 14/2/21 kleisauke
* - move GObject part to vips2heif.c
* 30/7/21
* - rename "speed" as "effort" for consistency with other savers
*/
/*
@ -69,7 +71,7 @@ typedef struct _VipsForeignSaveHeif {
*/
VipsTarget *target;
/* Coding quality factor (1-100).
/* Coding quality factor (1 - 100).
*/
int Q;
@ -81,9 +83,9 @@ typedef struct _VipsForeignSaveHeif {
*/
VipsForeignHeifCompression compression;
/* CPU effort (0-8).
/* CPU effort (0 - 9).
*/
int speed;
int effort;
/* Chroma subsampling.
*/
@ -116,6 +118,11 @@ typedef struct _VipsForeignSaveHeif {
uint8_t *data;
int stride;
/* Deprecated ... this is now called effort for consistency with the
* other encoders.
*/
int speed;
} VipsForeignSaveHeif;
typedef VipsForeignSaveClass VipsForeignSaveHeifClass;
@ -337,6 +344,13 @@ vips_foreign_save_heif_build( VipsObject *object )
build( object ) )
return( -1 );
/* If the old, deprecated "speed" param is being used and the new
* "effort" param is not, use speed to init effort.
*/
if( vips_object_argument_isset( object, "speed" ) &&
!vips_object_argument_isset( object, "effort" ) )
heif->effort = 9 - heif->speed;
/* Make a copy of the image in case we modify the metadata eg. for
* exif_update.
*/
@ -378,7 +392,7 @@ vips_foreign_save_heif_build( VipsObject *object )
}
error = heif_encoder_set_parameter_integer( heif->encoder,
"speed", heif->speed );
"speed", 9 - heif->effort );
if( error.code &&
error.subcode != heif_suberror_Unsupported_parameter ) {
vips__heif_error( &error );
@ -506,19 +520,19 @@ vips_foreign_save_heif_class_init( VipsForeignSaveHeifClass *class )
FALSE );
VIPS_ARG_ENUM( class, "compression", 14,
_( "compression" ),
_( "Compression" ),
_( "Compression format" ),
VIPS_ARGUMENT_OPTIONAL_INPUT,
G_STRUCT_OFFSET( VipsForeignSaveHeif, compression ),
VIPS_TYPE_FOREIGN_HEIF_COMPRESSION,
VIPS_FOREIGN_HEIF_COMPRESSION_HEVC );
VIPS_ARG_INT( class, "speed", 15,
_( "speed" ),
VIPS_ARG_INT( class, "effort", 15,
_( "Effort" ),
_( "CPU effort" ),
VIPS_ARGUMENT_OPTIONAL_INPUT,
G_STRUCT_OFFSET( VipsForeignSaveHeif, speed ),
0, 9, 5 );
G_STRUCT_OFFSET( VipsForeignSaveHeif, effort ),
0, 9, 4 );
VIPS_ARG_ENUM( class, "subsample_mode", 16,
_( "Subsample mode" ),
@ -527,6 +541,14 @@ vips_foreign_save_heif_class_init( VipsForeignSaveHeifClass *class )
G_STRUCT_OFFSET( VipsForeignSaveHeif, subsample_mode ),
VIPS_TYPE_FOREIGN_SUBSAMPLE,
VIPS_FOREIGN_SUBSAMPLE_AUTO );
VIPS_ARG_INT( class, "speed", 17,
_( "Speed" ),
_( "CPU effort" ),
VIPS_ARGUMENT_OPTIONAL_INPUT | VIPS_ARGUMENT_DEPRECATED,
G_STRUCT_OFFSET( VipsForeignSaveHeif, speed ),
0, 9, 5 );
}
static void
@ -535,8 +557,12 @@ vips_foreign_save_heif_init( VipsForeignSaveHeif *heif )
heif->ctx = heif_context_alloc();
heif->Q = 50;
heif->compression = VIPS_FOREIGN_HEIF_COMPRESSION_HEVC;
heif->speed = 5;
heif->effort = 4;
heif->subsample_mode = VIPS_FOREIGN_SUBSAMPLE_AUTO;
/* Deprecated.
*/
heif->speed = 5;
}
typedef struct _VipsForeignSaveHeifFile {