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add EAC support

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This commit is contained in:
Ishotihadus
2019-12-21 00:08:01 +09:00
parent d3111e1cad
commit af25ef731b
5 changed files with 227 additions and 13 deletions
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ext/decoders/native/main.c
+82 -6
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@@ -194,8 +194,8 @@ static VALUE rb_decode_etc1(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h) {
* Decode image from ETC2 compressed binary
*
* @param [String] rb_data binary to decode
* @param [Integer] w image width
* @param [Integer] h image height
* @param [Integer] rb_w image width
* @param [Integer] rb_h image height
* @return [String] decoded rgba binary
*/
static VALUE rb_decode_etc2(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h) {
@@ -212,8 +212,8 @@ static VALUE rb_decode_etc2(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h) {
* Decode image from ETC2 Alpha1 compressed binary
*
* @param [String] rb_data binary to decode
* @param [Integer] w image width
* @param [Integer] h image height
* @param [Integer] rb_w image width
* @param [Integer] rb_h image height
* @return [String] decoded rgba binary
*/
static VALUE rb_decode_etc2a1(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h) {
@@ -230,8 +230,8 @@ static VALUE rb_decode_etc2a1(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h)
* Decode image from ETC2 Alpha8 compressed binary
*
* @param [String] rb_data binary to decode
* @param [Integer] w image width
* @param [Integer] h image height
* @param [Integer] rb_w image width
* @param [Integer] rb_h image height
* @return [String] decoded rgba binary
*/
static VALUE rb_decode_etc2a8(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h) {
@@ -244,6 +244,78 @@ static VALUE rb_decode_etc2a8(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h)
return ret;
}
/*
* Decode image from EAC R11 compressed binary
*
* @param [String] rb_data binary to decode
* @param [Integer] rb_w image width
* @param [Integer] rb_h image height
* @return [String] decoded rgba binary
*/
static VALUE rb_decode_eacr(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h) {
long w = FIX2LONG(rb_w), h = FIX2LONG(rb_h);
if (!check_str_len_block(rb_data, w, h, 4, 4, 8))
return Qnil;
VALUE ret = rb_alloc_rgba(w * h);
if (!decode_eacr((uint8_t *)RSTRING_PTR(rb_data), w, h, (uint32_t *)RSTRING_PTR(ret)))
return Qnil;
return ret;
}
/*
* Decode image from EAC Signed R11 compressed binary
*
* @param [String] rb_data binary to decode
* @param [Integer] rb_w image width
* @param [Integer] rb_h image height
* @return [String] decoded rgba binary
*/
static VALUE rb_decode_eacsr(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h) {
long w = FIX2LONG(rb_w), h = FIX2LONG(rb_h);
if (!check_str_len_block(rb_data, w, h, 4, 4, 8))
return Qnil;
VALUE ret = rb_alloc_rgba(w * h);
if (!decode_eacr_signed((uint8_t *)RSTRING_PTR(rb_data), w, h, (uint32_t *)RSTRING_PTR(ret)))
return Qnil;
return ret;
}
/*
* Decode image from EAC RG11 compressed binary
*
* @param [String] rb_data binary to decode
* @param [Integer] rb_w image width
* @param [Integer] rb_h image height
* @return [String] decoded rgba binary
*/
static VALUE rb_decode_eacrg(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h) {
long w = FIX2LONG(rb_w), h = FIX2LONG(rb_h);
if (!check_str_len_block(rb_data, w, h, 4, 4, 16))
return Qnil;
VALUE ret = rb_alloc_rgba(w * h);
if (!decode_eacrg((uint8_t *)RSTRING_PTR(rb_data), w, h, (uint32_t *)RSTRING_PTR(ret)))
return Qnil;
return ret;
}
/*
* Decode image from EAC RG11 compressed binary
*
* @param [String] rb_data binary to decode
* @param [Integer] rb_w image width
* @param [Integer] rb_h image height
* @return [String] decoded rgba binary
*/
static VALUE rb_decode_eacsrg(VALUE self, VALUE rb_data, VALUE rb_w, VALUE rb_h) {
long w = FIX2LONG(rb_w), h = FIX2LONG(rb_h);
if (!check_str_len_block(rb_data, w, h, 4, 4, 16))
return Qnil;
VALUE ret = rb_alloc_rgba(w * h);
if (!decode_eacrg_signed((uint8_t *)RSTRING_PTR(rb_data), w, h, (uint32_t *)RSTRING_PTR(ret)))
return Qnil;
return ret;
}
/*
* Decode image from ASTC compressed binary
*
@@ -336,6 +408,10 @@ void Init_native() {
rb_define_module_function(mDecodeHelper, "decode_etc2", rb_decode_etc2, 3);
rb_define_module_function(mDecodeHelper, "decode_etc2a1", rb_decode_etc2a1, 3);
rb_define_module_function(mDecodeHelper, "decode_etc2a8", rb_decode_etc2a8, 3);
rb_define_module_function(mDecodeHelper, "decode_eacr", rb_decode_eacr, 3);
rb_define_module_function(mDecodeHelper, "decode_eacsr", rb_decode_eacsr, 3);
rb_define_module_function(mDecodeHelper, "decode_eacrg", rb_decode_eacrg, 3);
rb_define_module_function(mDecodeHelper, "decode_eacsrg", rb_decode_eacsrg, 3);
rb_define_module_function(mDecodeHelper, "decode_astc", rb_decode_astc, 5);
rb_define_module_function(mDecodeHelper, "decode_dxt1", rb_decode_dxt1, 3);
rb_define_module_function(mDecodeHelper, "decode_dxt5", rb_decode_dxt5, 3);