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more dbg output for jxlsave

This commit is contained in:
John Cupitt 2021-04-14 12:50:09 +01:00
parent 633d35f4ae
commit f4046a95f1
2 changed files with 62 additions and 6 deletions
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6
libvips/foreign/jxlload.c
View File

@ -63,11 +63,11 @@
*
* - preview image? EXIF? XMP?
*
* - check scRGB encoding
*
* - add "shrink" option to read out 8x shrunk image?
* - check scRGB load
*
* - add animation support
*
* - add "shrink" option to read out 8x shrunk image?
*/
#define INPUT_BUFFER_SIZE (4096)

62
libvips/foreign/jxlsave.c
View File

@ -62,9 +62,11 @@
* - libjxl encode only works in one shot mode, so there's no way to write in
* chunks
*
* - embed a preview image? EXIF? XMP? api for this is on the way
* - add metadata support EXIF, XMP, etc. api for this is on the way
*
* - check scRGB encoding
* - add animation support
*
* - libjxl is currently missing error messages (I think)
*/
#define OUTPUT_BUFFER_SIZE (4096)
@ -128,6 +130,58 @@ vips_foreign_save_jxl_error( VipsForeignSaveJxl *jxl, const char *details )
vips_error( class->nickname, "%s", details );
}
#ifdef DEBUG
static void
vips_foreign_save_jxl_print_info( JxlBasicInfo *info )
{
printf( "JxlBasicInfo:\n" );
printf( " xsize = %d\n", info->xsize );
printf( " ysize = %d\n", info->ysize );
printf( " num_color_channels = %d\n", info->num_color_channels );
printf( " num_extra_channels = %d\n", info->num_extra_channels );
printf( " bits_per_sample = %d\n", info->bits_per_sample );
printf( " exponent_bits_per_sample = %d\n",
info->exponent_bits_per_sample );
printf( " alpha_bits = %d\n", info->alpha_bits );
printf( " alpha_exponent_bits = %d\n", info->alpha_exponent_bits );
printf( " intensity_target = %g\n", info->intensity_target );
printf( " uses_original_profile = %d\n",
info->uses_original_profile );
}
static void
vips_foreign_save_jxl_print_format( JxlPixelFormat *format )
{
printf( "JxlPixelFormat:\n" );
printf( " data_type = " );
switch( format->data_type ) {
case JXL_TYPE_UINT8:
printf( "JXL_TYPE_UINT8" );
break;
case JXL_TYPE_UINT16:
printf( "JXL_TYPE_UINT16" );
break;
case JXL_TYPE_UINT32:
printf( "JXL_TYPE_UINT32" );
break;
case JXL_TYPE_FLOAT:
printf( "JXL_TYPE_FLOAT" );
break;
default:
printf( "(unknown)" );
break;
}
printf( "\n" );
printf( " num_channels = %d\n", format->num_channels );
printf( " endianness = %d\n", format->endianness );
printf( " align = %zd\n", format->align );
}
#endif /*DEBUG*/
static int
vips_foreign_save_jxl_build( VipsObject *object )
{
@ -278,7 +332,9 @@ vips_foreign_save_jxl_build( VipsObject *object )
JxlEncoderOptionsSetLossless( options, jxl->lossless );
#ifdef DEBUG
printf( "jxl encode options:\n" );
vips_foreign_save_jxl_print_info( &jxl->info );
vips_foreign_save_jxl_print_format( &jxl->format );
printf( "JxlEncoderOptions:\n" );
printf( " tier = %d\n", jxl->tier );
printf( " distance = %g\n", jxl->distance );
printf( " effort = %d\n", jxl->effort );