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improve png chunk stype

This commit is contained in:
John Colvin 2018-03-27 12:49:16 +01:00
parent 26da315d06
commit c3c78632b2
1 changed files with 6 additions and 6 deletions
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12
png.d
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@ -356,7 +356,7 @@ struct PNG {
Chunk* getChunk(string what) {
foreach(ref c; chunks) {
if(cast(string) c.type == what)
if(c.stype == what)
return &c;
}
throw new Exception("no such chunk " ~ what);
@ -364,7 +364,7 @@ struct PNG {
Chunk* getChunkNullable(string what) {
foreach(ref c; chunks) {
if(cast(string) c.type == what)
if(c.stype == what)
return &c;
}
return null;
@ -384,7 +384,7 @@ struct PNG {
chunks[idx] = *chk;
return true;
}
if (cast(string)cc.type == "IDAT") {
if (cc.stype == "IDAT") {
// ok, insert it; and don't use phobos
chunks.length += 1;
foreach_reverse (immutable c; idx+1..chunks.length) chunks.ptr[c] = chunks.ptr[c-1];
@ -669,7 +669,7 @@ ubyte[] getDatastream(PNG* p) {
ubyte[] compressed;
foreach(c; p.chunks) {
if(cast(string) c.type != "IDAT")
if(c.stype != "IDAT")
continue;
compressed ~= c.payload;
}
@ -1576,8 +1576,8 @@ struct Chunk {
uint checksum;
/// returns the type as a string for easier comparison with literals
string stype() const {
return cast(string) type;
const(char)[] stype() return const {
return cast(const(char)[]) type;
}
static Chunk* create(string type, ubyte[] payload)