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avcodec/cbs_av1: support one byte long OBUs when the size is not set in the bitstream

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This will be needed by the next commit, where packets with a single Temporal
Delimiter OBU with no size will need to be parsed

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2019-11-10 21:08:37 -03:00
parent 08c46e40fb
commit 245cbab556
1 changed files with 6 additions and 7 deletions
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13
libavcodec/cbs_av1.c
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@ -768,14 +768,13 @@ static int cbs_av1_split_fragment(CodedBitstreamContext *ctx,
if (err < 0)
goto fail;
if (get_bits_left(&gbc) < 8) {
av_log(ctx->log_ctx, AV_LOG_ERROR, "Invalid OBU: fragment "
"too short (%"SIZE_SPECIFIER" bytes).\n", size);
err = AVERROR_INVALIDDATA;
goto fail;
}
if (header.obu_has_size_field) {
if (get_bits_left(&gbc) < 8) {
av_log(ctx->log_ctx, AV_LOG_ERROR, "Invalid OBU: fragment "
"too short (%"SIZE_SPECIFIER" bytes).\n", size);
err = AVERROR_INVALIDDATA;
goto fail;
}
err = cbs_av1_read_leb128(ctx, &gbc, "obu_size", &obu_size);
if (err < 0)
goto fail;