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mux.h: remove '* const' from function parameters

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makes the public interface consistent and more readable

Change-Id: I33f1d1c4ee752e353e4c10636a4df4e44d7cd03f
This commit is contained in:
James Zern
2012-07-17 15:01:30 -07:00
parent 31426ebaec
commit a3ec6225d5
5 changed files with 97 additions and 106 deletions
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31
src/mux/demux.c
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@@ -623,9 +623,8 @@ static void InitDemux(WebPDemuxer* const dmux, const MemBuffer* const mem) {
dmux->mem_ = *mem;
}
WebPDemuxer* WebPDemuxInternal(
const WebPData* const data, int allow_partial,
WebPDemuxState* const state, int version) {
WebPDemuxer* WebPDemuxInternal(const WebPData* data, int allow_partial,
WebPDemuxState* state, int version) {
const ChunkParser* parser;
int partial;
ParseStatus status = PARSE_ERROR;
@@ -662,7 +661,7 @@ WebPDemuxer* WebPDemuxInternal(
return dmux;
}
void WebPDemuxDelete(WebPDemuxer* const dmux) {
void WebPDemuxDelete(WebPDemuxer* dmux) {
Chunk* c;
Frame* f;
if (dmux == NULL) return;
@@ -682,8 +681,7 @@ void WebPDemuxDelete(WebPDemuxer* const dmux) {
// -----------------------------------------------------------------------------
uint32_t WebPDemuxGetI(const WebPDemuxer* const dmux,
WebPFormatFeature feature) {
uint32_t WebPDemuxGetI(const WebPDemuxer* dmux, WebPFormatFeature feature) {
if (dmux == NULL) return 0;
switch (feature) {
@@ -784,8 +782,7 @@ static int SetFrame(int frame_num, WebPIterator* const iter) {
return SynthesizeFrame(dmux, frame, 1, iter);
}
int WebPDemuxGetFrame(const WebPDemuxer* const dmux,
int frame, WebPIterator* const iter) {
int WebPDemuxGetFrame(const WebPDemuxer* dmux, int frame, WebPIterator* iter) {
if (iter == NULL) return 0;
memset(iter, 0, sizeof(*iter));
@@ -793,18 +790,18 @@ int WebPDemuxGetFrame(const WebPDemuxer* const dmux,
return SetFrame(frame, iter);
}
int WebPDemuxNextFrame(WebPIterator* const iter) {
int WebPDemuxNextFrame(WebPIterator* iter) {
if (iter == NULL) return 0;
return SetFrame(iter->frame_num_ + 1, iter);
}
int WebPDemuxPrevFrame(WebPIterator* const iter) {
int WebPDemuxPrevFrame(WebPIterator* iter) {
if (iter == NULL) return 0;
if (iter->frame_num_ <= 1) return 0;
return SetFrame(iter->frame_num_ - 1, iter);
}
int WebPDemuxSelectTile(WebPIterator* const iter, int tile) {
int WebPDemuxSelectTile(WebPIterator* iter, int tile) {
if (iter != NULL && iter->private_ != NULL && tile > 0) {
const WebPDemuxer* const dmux = (WebPDemuxer*)iter->private_;
const Frame* const frame = GetFrame(dmux, iter->frame_num_);
@@ -815,7 +812,7 @@ int WebPDemuxSelectTile(WebPIterator* const iter, int tile) {
return 0;
}
void WebPDemuxReleaseIterator(WebPIterator* const iter) {
void WebPDemuxReleaseIterator(WebPIterator* iter) {
(void)iter;
}
@@ -868,9 +865,9 @@ static int SetChunk(const char fourcc[4], int chunk_num,
return 0;
}
int WebPDemuxGetChunk(const WebPDemuxer* const dmux,
int WebPDemuxGetChunk(const WebPDemuxer* dmux,
const char fourcc[4], int chunk_num,
WebPChunkIterator* const iter) {
WebPChunkIterator* iter) {
if (iter == NULL) return 0;
memset(iter, 0, sizeof(*iter));
@@ -878,7 +875,7 @@ int WebPDemuxGetChunk(const WebPDemuxer* const dmux,
return SetChunk(fourcc, chunk_num, iter);
}
int WebPDemuxNextChunk(WebPChunkIterator* const iter) {
int WebPDemuxNextChunk(WebPChunkIterator* iter) {
if (iter != NULL) {
const char* const fourcc =
(const char*)iter->chunk_.bytes_ - CHUNK_HEADER_SIZE;
@@ -887,7 +884,7 @@ int WebPDemuxNextChunk(WebPChunkIterator* const iter) {
return 0;
}
int WebPDemuxPrevChunk(WebPChunkIterator* const iter) {
int WebPDemuxPrevChunk(WebPChunkIterator* iter) {
if (iter != NULL && iter->chunk_num_ > 1) {
const char* const fourcc =
(const char*)iter->chunk_.bytes_ - CHUNK_HEADER_SIZE;
@@ -896,7 +893,7 @@ int WebPDemuxPrevChunk(WebPChunkIterator* const iter) {
return 0;
}
void WebPDemuxReleaseChunkIterator(WebPChunkIterator* const iter) {
void WebPDemuxReleaseChunkIterator(WebPChunkIterator* iter) {
(void)iter;
}