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Default AVIF encoding to 4:4:4 chroma subsampling #2562

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Lovell Fuller
2021-06-13 11:32:31 +01:00
parent e418d91511
commit 75cddbdb6d
7 changed files with 15 additions and 16 deletions
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14
src/pipeline.cc
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@@ -765,8 +765,8 @@ class PipelineWorker : public Napi::AsyncWorker {
->set("Q", baton->jpegQuality)
->set("interlace", baton->jpegProgressive)
->set("subsample_mode", baton->jpegChromaSubsampling == "4:4:4"
? VIPS_FOREIGN_JPEG_SUBSAMPLE_OFF
: VIPS_FOREIGN_JPEG_SUBSAMPLE_ON)
? VIPS_FOREIGN_SUBSAMPLE_OFF
: VIPS_FOREIGN_SUBSAMPLE_ON)
->set("trellis_quant", baton->jpegTrellisQuantisation)
->set("quant_table", baton->jpegQuantisationTable)
->set("overshoot_deringing", baton->jpegOvershootDeringing)
@@ -865,13 +865,11 @@ class PipelineWorker : public Napi::AsyncWorker {
// Write HEIF to buffer
VipsArea *area = reinterpret_cast<VipsArea*>(image.heifsave_buffer(VImage::option()
->set("strip", !baton->withMetadata)
->set("compression", baton->heifCompression)
->set("Q", baton->heifQuality)
->set("compression", baton->heifCompression)
->set("speed", baton->heifSpeed)
#if defined(VIPS_TYPE_FOREIGN_SUBSAMPLE)
->set("subsample_mode", baton->heifChromaSubsampling == "4:4:4"
? VIPS_FOREIGN_SUBSAMPLE_OFF : VIPS_FOREIGN_SUBSAMPLE_ON)
#endif
->set("lossless", baton->heifLossless)));
baton->bufferOut = static_cast<char*>(area->data);
baton->bufferOutLength = area->length;
@@ -931,8 +929,8 @@ class PipelineWorker : public Napi::AsyncWorker {
->set("Q", baton->jpegQuality)
->set("interlace", baton->jpegProgressive)
->set("subsample_mode", baton->jpegChromaSubsampling == "4:4:4"
? VIPS_FOREIGN_JPEG_SUBSAMPLE_OFF
: VIPS_FOREIGN_JPEG_SUBSAMPLE_ON)
? VIPS_FOREIGN_SUBSAMPLE_OFF
: VIPS_FOREIGN_SUBSAMPLE_ON)
->set("trellis_quant", baton->jpegTrellisQuantisation)
->set("quant_table", baton->jpegQuantisationTable)
->set("overshoot_deringing", baton->jpegOvershootDeringing)
@@ -1010,10 +1008,8 @@ class PipelineWorker : public Napi::AsyncWorker {
->set("Q", baton->heifQuality)
->set("compression", baton->heifCompression)
->set("speed", baton->heifSpeed)
#if defined(VIPS_TYPE_FOREIGN_SUBSAMPLE)
->set("subsample_mode", baton->heifChromaSubsampling == "4:4:4"
? VIPS_FOREIGN_SUBSAMPLE_OFF : VIPS_FOREIGN_SUBSAMPLE_ON)
#endif
->set("lossless", baton->heifLossless));
baton->formatOut = "heif";
} else if (baton->formatOut == "dz" || isDz || isDzZip) {

2
src/pipeline.h
View File

@@ -293,7 +293,7 @@ struct PipelineBaton {
heifQuality(50),
heifCompression(VIPS_FOREIGN_HEIF_COMPRESSION_AV1),
heifSpeed(5),
heifChromaSubsampling("4:2:0"),
heifChromaSubsampling("4:4:4"),
heifLossless(false),
withMetadata(false),
withMetadataOrientation(-1),