43 lines
856 B
C++
43 lines
856 B
C++
#include "file_avi_reader.h"
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AVIReaderFILE::AVIReaderFILE(const wchar_t *filename)
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{
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f = _wfopen(filename, L"rb");
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}
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int AVIReaderFILE::Read(void *buffer, uint32_t read_length, uint32_t *bytes_read)
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{
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*bytes_read = fread(buffer, 1, read_length, f);
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return nsavi::READ_OK;
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}
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int AVIReaderFILE::Peek(void *buffer, uint32_t read_length, uint32_t *bytes_read)
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{
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*bytes_read = fread(buffer, 1, read_length, f);
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fseek(f, -read_length, SEEK_CUR);
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return nsavi::READ_OK;
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}
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int AVIReaderFILE::Seek(uint64_t position)
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{
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fsetpos(f, (const fpos_t *)&position);
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return nsavi::READ_OK;
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}
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uint64_t AVIReaderFILE::Tell()
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{
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uint64_t pos;
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fgetpos(f, (fpos_t *)&pos);
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return pos;
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}
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int AVIReaderFILE::Skip(uint32_t skip_bytes)
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{
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fseek(f, skip_bytes, SEEK_CUR);
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return nsavi::READ_OK;
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}
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AVIReaderFILE::~AVIReaderFILE()
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{
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fclose(f);
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} |