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29 lines
786 B
C
29 lines
786 B
C
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#include "coding.h"
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#include "ffmpeg_decoder_utils.h"
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#ifdef VGM_USE_FFMPEG
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/**
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* Standard read mode: virtual values are 1:1 but inside a portion of the streamfile (between real_start and real_size).
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*/
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int ffmpeg_custom_read_standard(ffmpeg_codec_data *data, uint8_t *buf, int buf_size) {
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size_t bytes = read_streamfile(buf, data->real_offset, buf_size, data->streamfile);
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data->real_offset += bytes;
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return bytes;
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}
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int64_t ffmpeg_custom_seek_standard(ffmpeg_codec_data *data, int64_t virtual_offset) {
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data->real_offset = data->real_start + (virtual_offset - data->header_size);
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return virtual_offset;
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}
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int64_t ffmpeg_custom_size_standard(ffmpeg_codec_data *data) {
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return data->real_size + data->header_size;
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}
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#endif
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