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Optimize memory usage

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This commit is contained in:
DarthSim
2017-09-28 19:43:21 +06:00
parent 02a9ed4210
commit 6d840c7cb6
3 changed files with 19 additions and 5 deletions
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9
process.go
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@@ -176,6 +176,7 @@ func processImage(data []byte, imgtype imageType, po processingOptions) ([]byte,
err := C.int(0)
var img *C.struct__VipsImage
defer C.clear_image(&img)
defer C.vips_cleanup()
@@ -241,8 +242,11 @@ func processImage(data []byte, imgtype imageType, po processingOptions) ([]byte,
}
// Finally, save
imgsize := C.size_t(0)
var ptr unsafe.Pointer
defer C.g_free(C.gpointer(ptr))
imgsize := C.size_t(0)
switch po.format {
case JPEG:
err = C.vips_jpegsave_go(img, &ptr, &imgsize, 1, C.int(conf.Quality), 0)
@@ -255,10 +259,7 @@ func processImage(data []byte, imgtype imageType, po processingOptions) ([]byte,
return nil, vipsError()
}
C.g_object_unref(C.gpointer(img))
buf := C.GoBytes(ptr, C.int(imgsize))
C.g_free(C.gpointer(ptr))
return buf, nil
}