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Merge pull request #71 from SDWebImage/perf/avoid_unused_copy 

Avoid unused extra copy of MutableData
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DreamPiggy 2023-02-06 22:09:50 +08:00 committed by GitHub
parent c25a1d2c1b f21f014410
commit e3c34ac58b
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 3 deletions
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5
SDWebImageWebPCoder/Classes/SDImageWebPCoder.m
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@ -307,8 +307,7 @@ else OSSpinLockUnlock(&lock##_deprecated);
_finished = finished; _finished = finished;
// check whether we can detect Animated WebP or Static WebP, they need different codec (Demuxer or IDecoder) // check whether we can detect Animated WebP or Static WebP, they need different codec (Demuxer or IDecoder)
if (!_hasAnimation) { if (!_hasAnimation) {
_imageData = [data copy]; VP8StatusCode status = WebPIUpdate(_idec, data.bytes, data.length);
VP8StatusCode status = WebPIUpdate(_idec, _imageData.bytes, _imageData.length);
// For Static WebP, all things done. // For Static WebP, all things done.
// For Animated WebP (currently use `VP8_STATUS_UNSUPPORTED_FEATURE` to check), continue to create demuxer // For Animated WebP (currently use `VP8_STATUS_UNSUPPORTED_FEATURE` to check), continue to create demuxer
if (status != VP8_STATUS_UNSUPPORTED_FEATURE) { if (status != VP8_STATUS_UNSUPPORTED_FEATURE) {
@ -324,7 +323,7 @@ else OSSpinLockUnlock(&lock##_deprecated);
WebPDemuxDelete(_demux); WebPDemuxDelete(_demux);
_demux = NULL; _demux = NULL;
} }
_imageData = [data copy]; _imageData = data;
WebPData webpData; WebPData webpData;
WebPDataInit(&webpData); WebPDataInit(&webpData);
webpData.bytes = _imageData.bytes; webpData.bytes = _imageData.bytes;