Add a stupid integerization of the AA&N IDCT -- 30% faster or so, mostly

[fjl] / bytesource.h

diff --git a/bytesource.h b/bytesource.h
index fe1725981710746ed542d99fb473c4dd2c8c5660..bb934fb0cf343aac46b7513ff84b81a2c23016da 100644 (file)
--- a/bytesource.h
+++ b/bytesource.h
@@ -4,11 +4,9 @@
 #include <stdint.h>
 #include <sys/types.h>
 
-static const unsigned BYTESOURCE_CHUNK_SIZE = 4096;
+#include "input.h"
 
-// Same as input_func_t, although it expects raw bytes, ie. with markers
-// and all.
-typedef ssize_t (raw_input_func_t)(void*, uint8_t*, size_t);
+static const unsigned BYTESOURCE_CHUNK_SIZE = 4096;
 
 // A data source taking in a byte stream and returning unstuffed bytes until
 // there's a marker. When there's a marker, it artificially returns EOF until
@@ -21,7 +19,10 @@ struct byte_source {
        void* userdata;
 };
 void init_byte_source(struct byte_source* source, raw_input_func_t* input_func, void* userdata);
+
+// Returns 0x00 if no marker was available (ie. error).
 uint8_t byte_source_read_marker(struct byte_source* source);
+
 ssize_t byte_source_input_func(void* source, uint8_t* buf, size_t len);
 
 #endif /* !defined(_BYTESOURCE_H) */