lavu/hash: Fix adler32 calculation

Adler must be initialized with a non zero value.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
James Almer 2013-05-15 18:34:58 -03:00 committed by Michael Niedermayer
parent 42af97dbc0
commit c55c715c81

View File

@ -115,8 +115,8 @@ void av_hash_init(AVHashContext *ctx)
case SHA160: av_sha_init(ctx->ctx, 160); break;
case SHA224: av_sha_init(ctx->ctx, 224); break;
case SHA256: av_sha_init(ctx->ctx, 256); break;
case CRC32:
case ADLER32: ctx->crc = 0; break;
case CRC32: ctx->crc = 0; break;
case ADLER32: ctx->crc = 1; break;
}
}
@ -141,8 +141,8 @@ void av_hash_final(AVHashContext *ctx, uint8_t *dst)
case SHA160:
case SHA224:
case SHA256: av_sha_final(ctx->ctx, dst); break;
case CRC32:
case ADLER32: AV_WL32(dst, ctx->crc); break;
case CRC32: AV_WL32(dst, ctx->crc); break;
case ADLER32: AV_WB32(dst, ctx->crc); break;
}
}