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avcodec/cbs_av1: Simplify writing uvlc elements 

There is no reason to special-case writing a value of zero as uvlc
element as the generic code is perfectly capable of doing so.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-06-18 19:55:30 +02:00
parent 6f06c17a55
commit 9fe30bd9a9
1 changed files with 5 additions and 10 deletions
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15
libavcodec/cbs_av1.c
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@ -120,16 +120,11 @@ static int cbs_av1_write_uvlc(CodedBitstreamContext *ctx, PutBitContext *pbc,
if (ctx->trace_enable)
position = put_bits_count(pbc);
if (value == 0) {
zeroes = 0;
put_bits(pbc, 1, 1);
} else {
zeroes = av_log2(value + 1);
v = value - (1U << zeroes) + 1;
put_bits(pbc, zeroes, 0);
put_bits(pbc, 1, 1);
put_bits(pbc, zeroes, v);
}
zeroes = av_log2(value + 1);
v = value - (1U << zeroes) + 1;
put_bits(pbc, zeroes, 0);
put_bits(pbc, 1, 1);
put_bits(pbc, zeroes, v);
if (ctx->trace_enable) {
char bits[65];