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Add a WEBP_NODISCARD

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Change-Id: Ice66f2aa6358474d728fb19c571edc86ed139a49
This commit is contained in:
Vincent Rabaud
2023-11-10 13:57:07 +01:00
parent 24d7f9cb6e
commit 13d9c30b2b
25 changed files with 321 additions and 222 deletions
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10
src/dec/vp8i_dec.h
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@ -21,6 +21,7 @@
#include "src/utils/random_utils.h"
#include "src/utils/thread_utils.h"
#include "src/dsp/dsp.h"
#include "src/webp/types.h"
#ifdef __cplusplus
extern "C" {
@ -282,7 +283,7 @@ int VP8ParseIntraModeRow(VP8BitReader* const br, VP8Decoder* const dec);
void VP8ParseQuant(VP8Decoder* const dec);
// in frame.c
int VP8InitFrame(VP8Decoder* const dec, VP8Io* const io);
WEBP_NODISCARD int VP8InitFrame(VP8Decoder* const dec, VP8Io* const io);
// Call io->setup() and finish setting up scan parameters.
// After this call returns, one must always call VP8ExitCritical() with the
// same parameters. Both functions should be used in pair. Returns VP8_STATUS_OK
@ -290,7 +291,7 @@ int VP8InitFrame(VP8Decoder* const dec, VP8Io* const io);
VP8StatusCode VP8EnterCritical(VP8Decoder* const dec, VP8Io* const io);
// Must always be called in pair with VP8EnterCritical().
// Returns false in case of error.
int VP8ExitCritical(VP8Decoder* const dec, VP8Io* const io);
WEBP_NODISCARD int VP8ExitCritical(VP8Decoder* const dec, VP8Io* const io);
// Return the multi-threading method to use (0=off), depending
// on options and bitstream size. Only for lossy decoding.
int VP8GetThreadMethod(const WebPDecoderOptions* const options,
@ -300,11 +301,12 @@ int VP8GetThreadMethod(const WebPDecoderOptions* const options,
void VP8InitDithering(const WebPDecoderOptions* const options,
VP8Decoder* const dec);
// Process the last decoded row (filtering + output).
int VP8ProcessRow(VP8Decoder* const dec, VP8Io* const io);
WEBP_NODISCARD int VP8ProcessRow(VP8Decoder* const dec, VP8Io* const io);
// To be called at the start of a new scanline, to initialize predictors.
void VP8InitScanline(VP8Decoder* const dec);
// Decode one macroblock. Returns false if there is not enough data.
int VP8DecodeMB(VP8Decoder* const dec, VP8BitReader* const token_br);
WEBP_NODISCARD int VP8DecodeMB(VP8Decoder* const dec,
VP8BitReader* const token_br);
// in alpha.c
const uint8_t* VP8DecompressAlphaRows(VP8Decoder* const dec,