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Merge changes I6a4d0a04,Ibc37b91e into main

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* changes:
  decode.h: wrap idec example in /* */
  decode.h: fix decode example
This commit is contained in:
James Zern 2023-08-18 00:38:04 +00:00 committed by Gerrit Code Review
commit 943b932a7e
1 changed files with 19 additions and 18 deletions
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37
src/webp/decode.h
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@ -251,23 +251,24 @@ typedef enum VP8StatusCode {
// WebPIDecoder object. This object can be left in a SUSPENDED state if the // WebPIDecoder object. This object can be left in a SUSPENDED state if the
// picture is only partially decoded, pending additional input. // picture is only partially decoded, pending additional input.
// Code example: // Code example:
// /*
// WebPInitDecBuffer(&output_buffer); WebPInitDecBuffer(&output_buffer);
// output_buffer.colorspace = mode; output_buffer.colorspace = mode;
// ... ...
// WebPIDecoder* idec = WebPINewDecoder(&output_buffer); WebPIDecoder* idec = WebPINewDecoder(&output_buffer);
// while (additional_data_is_available) { while (additional_data_is_available) {
// // ... (get additional data in some new_data[] buffer) // ... (get additional data in some new_data[] buffer)
// status = WebPIAppend(idec, new_data, new_data_size); status = WebPIAppend(idec, new_data, new_data_size);
// if (status != VP8_STATUS_OK && status != VP8_STATUS_SUSPENDED) { if (status != VP8_STATUS_OK && status != VP8_STATUS_SUSPENDED) {
// break; // an error occurred. break; // an error occurred.
// } }
//
// // The above call decodes the current available buffer. // The above call decodes the current available buffer.
// // Part of the image can now be refreshed by calling // Part of the image can now be refreshed by calling
// // WebPIDecGetRGB()/WebPIDecGetYUVA() etc. // WebPIDecGetRGB()/WebPIDecGetYUVA() etc.
// } }
// WebPIDelete(idec); WebPIDelete(idec);
*/
// Creates a new incremental decoder with the supplied buffer parameter. // Creates a new incremental decoder with the supplied buffer parameter.
// This output_buffer can be passed NULL, in which case a default output buffer // This output_buffer can be passed NULL, in which case a default output buffer
@ -389,7 +390,7 @@ WEBP_EXTERN const WebPDecBuffer* WebPIDecodedArea(
CHECK(WebPGetFeatures(data, data_size, &config.input) == VP8_STATUS_OK); CHECK(WebPGetFeatures(data, data_size, &config.input) == VP8_STATUS_OK);
// C) Adjust 'config', if needed // C) Adjust 'config', if needed
config.no_fancy_upsampling = 1; config.options.no_fancy_upsampling = 1;
config.output.colorspace = MODE_BGRA; config.output.colorspace = MODE_BGRA;
// etc. // etc.