Combine and simplify output_subframe_fixed() and output_subframe_lpc().
Originally committed as revision 24605 to svn://svn.ffmpeg.org/ffmpeg/trunk
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89912b5ff1
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@ -1147,36 +1147,22 @@ static void output_residual(FlacEncodeContext *s, FlacSubframe *sub)
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}
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static void output_subframe_fixed(FlacEncodeContext *s, FlacSubframe *sub)
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static void output_subframe_lpc(FlacEncodeContext *s, FlacSubframe *sub)
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{
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int i;
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/* warm-up samples */
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for (i = 0; i < sub->order; i++)
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put_sbits(&s->pb, sub->obits, sub->residual[i]);
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/* residual */
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output_residual(s, sub);
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}
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static void output_subframe_lpc(FlacEncodeContext *s, FlacSubframe *sub)
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{
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int i, cbits;
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FlacFrame *frame;
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frame = &s->frame;
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/* warm-up samples */
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for (i = 0; i < sub->order; i++)
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put_sbits(&s->pb, sub->obits, sub->residual[i]);
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/* LPC coefficients */
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cbits = s->options.lpc_coeff_precision;
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if (sub->type == FLAC_SUBFRAME_LPC) {
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int cbits = s->options.lpc_coeff_precision;
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put_bits( &s->pb, 4, cbits-1);
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put_sbits(&s->pb, 5, sub->shift);
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for (i = 0; i < sub->order; i++)
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put_sbits(&s->pb, cbits, sub->coefs[i]);
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}
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/* residual */
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output_residual(s, sub);
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@ -1203,7 +1189,7 @@ static void output_subframes(FlacEncodeContext *s)
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switch (sub->type) {
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case FLAC_SUBFRAME_CONSTANT:
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case FLAC_SUBFRAME_VERBATIM: output_subframe_verbatim(s, sub); break;
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case FLAC_SUBFRAME_FIXED: output_subframe_fixed( s, sub); break;
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case FLAC_SUBFRAME_FIXED:
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case FLAC_SUBFRAME_LPC: output_subframe_lpc( s, sub); break;
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}
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}
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