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make ExUtilLoadWebP() accept NULL bitstream param.

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Change-Id: Ifce379873ca39e46d011a1cb829beab89de5f15d
This commit is contained in:
Pascal Massimino 2014-04-26 01:10:52 -07:00
parent 9c0a60ccb3
commit f0b65c9a1e
2 changed files with 6 additions and 1 deletions
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5
examples/example_util.c
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@ -131,8 +131,13 @@ int ExUtilLoadWebP(const char* const in_file,
const uint8_t** data, size_t* data_size, const uint8_t** data, size_t* data_size,
WebPBitstreamFeatures* bitstream) { WebPBitstreamFeatures* bitstream) {
VP8StatusCode status; VP8StatusCode status;
WebPBitstreamFeatures local_features;
if (!ExUtilReadFile(in_file, data, data_size)) return 0; if (!ExUtilReadFile(in_file, data, data_size)) return 0;
if (bitstream == NULL) {
bitstream = &local_features;
}
status = WebPGetFeatures(*data, *data_size, bitstream); status = WebPGetFeatures(*data, *data_size, bitstream);
if (status != VP8_STATUS_OK) { if (status != VP8_STATUS_OK) {
free((void*)*data); free((void*)*data);

2
examples/example_util.h
View File

@ -47,7 +47,7 @@ int ExUtilWriteFile(const char* const file_name,
void ExUtilPrintWebPError(const char* const in_file, int status); void ExUtilPrintWebPError(const char* const in_file, int status);
// Reads a WebP from 'in_file', returning the contents and size in 'data' and // Reads a WebP from 'in_file', returning the contents and size in 'data' and
// 'data_size'. 'bitstream' is populated using WebPGetFeatures(). // 'data_size'. If not NULL, 'bitstream' is populated using WebPGetFeatures().
// Returns true on success. // Returns true on success.
int ExUtilLoadWebP(const char* const in_file, int ExUtilLoadWebP(const char* const in_file,
const uint8_t** data, size_t* data_size, const uint8_t** data, size_t* data_size,