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amm, move the 0-size test (nw)

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This commit is contained in:
Olivier Galibert 2013-12-14 18:19:12 +00:00
parent 8c810f0ce3
commit d3fe8d3b69
1 changed files with 2 additions and 4 deletions
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6
src/emu/sound/mpeg_audio.c
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@ -99,7 +99,8 @@ bool mpeg_audio::decode_buffer(int &pos, int limit, short *output,
if (!read_header_amm(variant == 2))
return false;
read_data_mpeg2();
decode_mpeg2(output, output_samples);
if(last_frame_number)
decode_mpeg2(output, output_samples);
} catch(limit_hit) {
return false;
}
@ -128,9 +129,6 @@ bool mpeg_audio::read_header_amm(bool layer25)
param_index = gb(3);
gb(1); // must be zero
if (last_frame_number == 0)
return false;
channel_count = stereo_mode != 3 ? 2 : 1;
total_bands = total_band_counts[param_index];