@@ -171,7 +171,7 @@ impl std::fmt::Debug for __WebPDecBufferUnion {
171171
172172/// Enumeration of the status codes
173173#[ allow( non_camel_case_types) ]
174- // #[cfg_attr(feature = "must-use", must_use) ] // meaningless for type aliases
174+ // #[must_use] // meaningless for type aliases
175175pub type VP8StatusCode = u32 ;
176176
177177pub const VP8_STATUS_OK : VP8StatusCode = 0 ;
@@ -325,7 +325,7 @@ unsafe extern "C" {
325325/// RIFF + VP8X + (optional chunks) + VP8(L)
326326/// ALPH + VP8 <-- Not a valid WebP format: only allowed for internal purpose.
327327/// VP8(L) <-- Not a valid WebP format: only allowed for internal purpose.
328- #[ cfg_attr ( feature = "must-use" , must_use) ]
328+ #[ must_use]
329329 pub fn WebPGetInfo (
330330 data : * const u8 ,
331331 data_size : usize ,
@@ -337,23 +337,23 @@ unsafe extern "C" {
337337/// memory is R, G, B, A, R, G, B, A... in scan order (endian-independent).
338338/// The returned pointer should be deleted calling WebPFree().
339339/// Returns NULL in case of error.
340- #[ cfg_attr ( feature = "must-use" , must_use) ]
340+ #[ must_use]
341341 pub fn WebPDecodeRGBA (
342342 data : * const u8 ,
343343 data_size : usize ,
344344 width : * mut c_int ,
345345 height : * mut c_int ,
346346 ) -> * mut u8 ;
347347 /// Same as WebPDecodeRGBA, but returning A, R, G, B, A, R, G, B... ordered data.
348- #[ cfg_attr ( feature = "must-use" , must_use) ]
348+ #[ must_use]
349349 pub fn WebPDecodeARGB (
350350 data : * const u8 ,
351351 data_size : usize ,
352352 width : * mut c_int ,
353353 height : * mut c_int ,
354354 ) -> * mut u8 ;
355355 /// Same as WebPDecodeRGBA, but returning B, G, R, A, B, G, R, A... ordered data.
356- #[ cfg_attr ( feature = "must-use" , must_use) ]
356+ #[ must_use]
357357 pub fn WebPDecodeBGRA (
358358 data : * const u8 ,
359359 data_size : usize ,
@@ -362,15 +362,15 @@ unsafe extern "C" {
362362 ) -> * mut u8 ;
363363 /// Same as WebPDecodeRGBA, but returning R, G, B, R, G, B... ordered data.
364364/// If the bitstream contains transparency, it is ignored.
365- #[ cfg_attr ( feature = "must-use" , must_use) ]
365+ #[ must_use]
366366 pub fn WebPDecodeRGB (
367367 data : * const u8 ,
368368 data_size : usize ,
369369 width : * mut c_int ,
370370 height : * mut c_int ,
371371 ) -> * mut u8 ;
372372 /// Same as WebPDecodeRGB, but returning B, G, R, B, G, R... ordered data.
373- #[ cfg_attr ( feature = "must-use" , must_use) ]
373+ #[ must_use]
374374 pub fn WebPDecodeBGR (
375375 data : * const u8 ,
376376 data_size : usize ,
@@ -387,7 +387,7 @@ unsafe extern "C" {
387387/// 'width' and 'height' may be NULL, the other pointers must not be.
388388/// Returns NULL in case of error.
389389/// (*) Also named Y'CbCr. See: <https://en.wikipedia.org/wiki/YCbCr>
390- #[ cfg_attr ( feature = "must-use" , must_use) ]
390+ #[ must_use]
391391 pub fn WebPDecodeYUV (
392392 data : * const u8 ,
393393 data_size : usize ,
@@ -406,23 +406,23 @@ unsafe extern "C" {
406406 // The parameter 'output_stride' specifies the distance (in bytes)
407407 // between scanlines. Hence, output_buffer_size is expected to be at least
408408 // output_stride x picture-height.
409- #[ cfg_attr ( feature = "must-use" , must_use) ]
409+ #[ must_use]
410410 pub fn WebPDecodeRGBAInto (
411411 data : * const u8 ,
412412 data_size : usize ,
413413 output_buffer : * mut u8 ,
414414 output_buffer_size : usize ,
415415 output_stride : c_int ,
416416 ) -> * mut u8 ;
417- #[ cfg_attr ( feature = "must-use" , must_use) ]
417+ #[ must_use]
418418 pub fn WebPDecodeARGBInto (
419419 data : * const u8 ,
420420 data_size : usize ,
421421 output_buffer : * mut u8 ,
422422 output_buffer_size : usize ,
423423 output_stride : c_int ,
424424 ) -> * mut u8 ;
425- #[ cfg_attr ( feature = "must-use" , must_use) ]
425+ #[ must_use]
426426 pub fn WebPDecodeBGRAInto (
427427 data : * const u8 ,
428428 data_size : usize ,
@@ -432,15 +432,15 @@ unsafe extern "C" {
432432 ) -> * mut u8 ;
433433 // RGB and BGR variants. Here too the transparency information, if present,
434434 // will be dropped and ignored.
435- #[ cfg_attr ( feature = "must-use" , must_use) ]
435+ #[ must_use]
436436 pub fn WebPDecodeRGBInto (
437437 data : * const u8 ,
438438 data_size : usize ,
439439 output_buffer : * mut u8 ,
440440 output_buffer_size : usize ,
441441 output_stride : c_int ,
442442 ) -> * mut u8 ;
443- #[ cfg_attr ( feature = "must-use" , must_use) ]
443+ #[ must_use]
444444 pub fn WebPDecodeBGRInto (
445445 data : * const u8 ,
446446 data_size : usize ,
@@ -455,7 +455,7 @@ unsafe extern "C" {
455455/// 'u_size' and 'v_size' respectively.
456456/// Pointer to the luma plane ('*luma') is returned or NULL if an error occurred
457457/// during decoding (or because some buffers were found to be too small).
458- #[ cfg_attr ( feature = "must-use" , must_use) ]
458+ #[ must_use]
459459 pub fn WebPDecodeYUVInto (
460460 data : * const u8 ,
461461 data_size : usize ,
@@ -471,7 +471,7 @@ unsafe extern "C" {
471471 ) -> * mut u8 ;
472472 /// Internal, version-checked, entry point
473473#[ doc( hidden) ]
474- #[ cfg_attr ( feature = "must-use" , must_use) ]
474+ #[ must_use]
475475 pub fn WebPInitDecBufferInternal ( _: * mut WebPDecBuffer , _: c_int ) -> c_int ;
476476 /// Free any memory associated with the buffer. Must always be called last.
477477/// Note: doesn't free the 'buffer' structure itself.
@@ -488,7 +488,7 @@ unsafe extern "C" {
488488/// within valid bounds.
489489/// All other fields of WebPDecBuffer MUST remain constant between calls.
490490/// Returns NULL if the allocation failed.
491- #[ cfg_attr ( feature = "must-use" , must_use) ]
491+ #[ must_use]
492492 pub fn WebPINewDecoder ( output_buffer : * mut WebPDecBuffer ) -> * mut WebPIDecoder ;
493493 /// This function allocates and initializes an incremental-decoder object, which
494494/// will output the RGB/A samples specified by 'csp' into a preallocated
@@ -500,7 +500,7 @@ unsafe extern "C" {
500500/// colorspace 'csp' is taken into account for allocating this buffer. All other
501501/// parameters are ignored.
502502/// Returns NULL if the allocation failed, or if some parameters are invalid.
503- #[ cfg_attr ( feature = "must-use" , must_use) ]
503+ #[ must_use]
504504 pub fn WebPINewRGB (
505505 csp : WEBP_CSP_MODE ,
506506 output_buffer : * mut u8 ,
@@ -518,7 +518,7 @@ unsafe extern "C" {
518518/// In this case, the output buffer will be automatically allocated (using
519519/// MODE_YUVA) when decoding starts. All parameters are then ignored.
520520/// Returns NULL if the allocation failed or if a parameter is invalid.
521- #[ cfg_attr ( feature = "must-use" , must_use) ]
521+ #[ must_use]
522522 pub fn WebPINewYUVA (
523523 luma : * mut u8 ,
524524 luma_size : usize ,
@@ -535,7 +535,7 @@ unsafe extern "C" {
535535 ) -> * mut WebPIDecoder ;
536536 /// Deprecated version of the above, without the alpha plane.
537537/// Kept for backward compatibility.
538- #[ cfg_attr ( feature = "must-use" , must_use) ]
538+ #[ must_use]
539539 pub fn WebPINewYUV (
540540 luma : * mut u8 ,
541541 luma_size : usize ,
@@ -569,7 +569,7 @@ unsafe extern "C" {
569569/// (*last_y, *width etc.) can be NULL if corresponding information is not
570570/// needed. The values in these pointers are only valid on successful (non-NULL)
571571/// return.
572- #[ cfg_attr ( feature = "must-use" , must_use) ]
572+ #[ must_use]
573573 pub fn WebPIDecGetRGB (
574574 idec : * const WebPIDecoder ,
575575 last_y : * mut c_int ,
@@ -580,7 +580,7 @@ unsafe extern "C" {
580580 /// Same as above function to get a YUVA image. Returns pointer to the luma
581581/// plane or NULL in case of error. If there is no alpha information
582582/// the alpha pointer '*a' will be returned NULL.
583- #[ cfg_attr ( feature = "must-use" , must_use) ]
583+ #[ must_use]
584584 pub fn WebPIDecGetYUVA (
585585 idec : * const WebPIDecoder ,
586586 last_y : * mut c_int ,
@@ -599,7 +599,7 @@ unsafe extern "C" {
599599/// Returns NULL in case the incremental decoder object is in an invalid state.
600600/// Otherwise returns the pointer to the internal representation. This structure
601601/// is read-only, tied to WebPIDecoder's lifespan and should not be modified.
602- #[ cfg_attr ( feature = "must-use" , must_use) ]
602+ #[ must_use]
603603 pub fn WebPIDecodedArea (
604604 idec : * const WebPIDecoder ,
605605 left : * mut c_int ,
@@ -617,7 +617,7 @@ unsafe extern "C" {
617617 ) -> VP8StatusCode ;
618618 /// Internal, version-checked, entry point
619619#[ doc( hidden) ]
620- #[ cfg_attr ( feature = "must-use" , must_use) ]
620+ #[ must_use]
621621 pub fn WebPInitDecoderConfigInternal ( _: * mut WebPDecoderConfig , _: c_int ) -> c_int ;
622622 /// Instantiate a new incremental decoder object with the requested
623623/// configuration. The bitstream can be passed using 'data' and 'data_size'
@@ -630,7 +630,7 @@ unsafe extern "C" {
630630/// The return WebPIDecoder object must always be deleted calling WebPIDelete().
631631/// Returns NULL in case of error (and config->status will then reflect
632632/// the error condition, if available).
633- #[ cfg_attr ( feature = "must-use" , must_use) ]
633+ #[ must_use]
634634 pub fn WebPIDecode (
635635 data : * const u8 ,
636636 data_size : usize ,
@@ -649,7 +649,7 @@ unsafe extern "C" {
649649/// Initialize the structure as empty. Must be called before any other use.
650650/// Returns false in case of version mismatch
651651#[ allow( non_snake_case) ]
652- #[ cfg_attr ( feature = "must-use" , must_use) ]
652+ #[ must_use]
653653#[ inline]
654654pub unsafe extern "C" fn WebPInitDecBuffer ( buffer : * mut WebPDecBuffer ) -> c_int {
655655 unsafe { WebPInitDecBufferInternal ( buffer, WEBP_DECODER_ABI_VERSION ) }
@@ -680,7 +680,7 @@ pub unsafe extern "C" fn WebPGetFeatures(
680680/// called first, unless WebPGetFeatures() is to be called.
681681/// Returns false in case of mismatched version.
682682#[ allow( non_snake_case) ]
683- #[ cfg_attr ( feature = "must-use" , must_use) ]
683+ #[ must_use]
684684#[ inline]
685685pub unsafe extern "C" fn WebPInitDecoderConfig ( config : * mut WebPDecoderConfig ) -> c_int {
686686 unsafe { WebPInitDecoderConfigInternal ( config, WEBP_DECODER_ABI_VERSION ) }
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